Chengmao Tools Industrial Co., Ltd.

Spring Balancer, Tool Balancer, Automatic Screw Feeder, Torque Reaction Arm, Hose Balancer, Air Nipper, Air Terminal Crimper, Automatic Screw Feeding Machine, Tool Supporting Arm, Linear Arm, Fasten Stroke Cylinder Equipment

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Chengmao

Chengmao Tools Industrial Co., Ltd. is Taiwan supplier and manufacturer in Hand Tools Industry Chengmao has been offering our customers high quality Spring Balancer, Air Nipper, Tool Balancer, Air Terminal Crimper, Hose Balancer, Automatic Screw Feeder, Torque Reaction Arm, Linear Arm, Tool Supporting Arm, Fasten Stroke Cylinder Equipment and Automatic Screw Feeding Machine since 1977. With both advanced technology and 46 years experience, Chengmao always make sure to meet each customer's demand.

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  • Robot Type Double Y Vacuum Pick-up Automatic Screw Feeder
    Robot Type Double Y Vacuum Pick-up Automatic Screw Feeder
    CM-TABLE-V-2Y

    The CM-TABLE-V-2Y features a 4-axis controller and a dual-Y platform, engineered for efficient and continuous screw fastening of lightweight and compact products such as smartphones, POS machines, walkie-talkies, tablets, hardware components, and circuit boards. Utilizing a high-speed XY table and vacuum pick-up technology, this system replaces traditional manual screw handling with a precise, automated solution that ensures accurate screw positioning and consistent quality. The dual-Y worktable allows simultaneous operations—while one side performs screw fastening, the other side can be used for loading or unloading components—achieving uninterrupted workflow. This setup not only boosts assembly speed and quality but also improves operator safety, saves labor, and supports high-throughput production lines.

  • Gantry Type XY Table Automatic Screw Fastening Machine
    Gantry Type XY Table Automatic Screw Fastening Machine
    CM-TABLE-GANTRY

    The SEALS CM-TABLE-GANTRY is a floor-standing automatic screw fastening system built with a robust gantry structure, featuring dual Y-axis supports and a ball screw-driven XY servo slide table. Compared to single-arm or cantilever robots, this design provides superior repeatability, higher load capacity, and greater structural stability—making it ideal for large-scale assemblies and multi-screw fastening applications. Integrated with SEALS air-blow screw feeding technology, the system delivers screws in as fast as 0.2 seconds per cycle. The high-precision XY servo module shortens travel distances by over 60%, significantly improving production speed and efficiency. Widely used in industries such as automotive components, computer peripherals, and large plastic or metal parts, the SEALS CM-TABLE-GANTRY supports multi-point fastening and can be optionally equipped with safety light curtains for enhanced operator protection.

  • Index Table Automatic Screw Feeder Fastening System
    Index Table Automatic Screw Feeder Fastening System
    CM-INDEX

    SEALS CM-INDEX – Index Table Automatic Screw Fastening System The SEALS CM-INDEX is a high-efficiency rotary indexing screw fastening system designed for multi-station automated assembly. Available in 4, 6, or 8-station configurations, the system allows operators to focus solely on loading and unloading, while the indexing table sequentially completes all fastening tasks. Capable of integrating multiple pneumatic or electric screwdrivers for simultaneous or sequential screwdriving operations, the CM-INDEX ensures consistent workflows, enhanced quality control, and higher output. Adjustable rotation speed and reliable screw feeding mechanisms help reduce manual labor and increase productivity—making it an ideal solution for boosting automation and product value.

  • Spindle Type Automatic Screw Feeding Module by one cylinder
    Spindle Type Automatic Screw Feeding Module by one cylinder
    CM-100L

    The SEALS CM-100L is a compact and cost-effective spindle-type screw fastening module designed for seamless integration into fully or semi-automated production lines. Featuring a single-cylinder design, it is ideal for applications with limited installation space or narrow screw pitch requirements—as tight as 45mm between screw holes. Compared to models like CM-100S and CM-100G, the CM-100L offers a simplified structure that reduces system cost while maintaining reliable performance. It supports both flat-surface and deep-hole screw fastening, with two standard cylinder stroke options to accommodate different assembly needs. Equipped with a push-to-start pneumatic torque-controlled screwdriver, this module ensures consistent fastening quality. Its compact design enables side-by-side installation in multi-axis setups. Durable, precise, and easy to integrate, the CM-100L is an excellent solution for enhancing automation efficiency in modern assembly systems.

  • Spindle Type Automatic Screw Fastening Module
    Spindle Type Automatic Screw Fastening Module
    CM-100R

    The SEALS CM-100R is a spindle-type automatic screw fastening module designed for seamless integration with 6-axis robot arms, SCARA robots, XY tables, gantry systems, and other automated platforms. With standardized interface plates, the module can be quickly mounted onto various automation setups. Once aligned to the screw hole, the CM-100R performs screw pushing, fastening, re-feeding, and signal feedback within 1–2 seconds. (Actual cycle time may vary depending on screw size, pitch, driver speed, and whether the screw is self-tapping.) Equipped with multiple smart sensors, the CM-100R enables real-time status monitoring and precise control through the host system. Chengmao also offers weight estimation to ensure compatibility with robotic payload requirements. Fully pre-integrated with essential components—including screw jaws, pneumatic or electric screwdriver, torque detection, slide unit, screw feeder, cable routing, and signal interface—the CM-100R minimizes engineering time and accelerates deployment. The module can be used as a standalone unit or combined in multiple-unit configurations. With smart hose management, it supports operations from multiple angles, making it ideal for both fully automated and semi-automated assembly environments.

  • Single Axis Automatic Screw Feeding
    Single Axis Automatic Screw Feeding
    CM-100

    The SEALS CM-100 is engineered to improve assembly quality and reduce operator workload. Simply load the workpiece and tap the foot switch—the system automatically completes the screw fastening cycle. Once aligned, the CM-100 performs screw ejection, tightening, re-feeding, and signal feedback within 1–2 seconds (actual time may vary depending on screw length, pitch, screwdriver speed, and whether it’s self-tapping). The entire fastening process is machine-controlled, ensuring precise torque and stable fastening quality. Designed for easy integration with a compact structure and single-cylinder control, the CM-100 fits seamlessly into semi-automated stations or full production lines. It features intelligent screw feeding, fast response, and simplified operation—making it a reliable solution for boosting productivity and consistency.

  • Multi Spindle Automatic Screw Feeding and Fastening Machine
    Multi Spindle Automatic Screw Feeding and Fastening Machine
    CM-200~CM-800

    SEALS CM-200~CM-800 multi-spindle screw fastening machines are customized solutions designed for simultaneous multi-screw operations. This system significantly increases productivity while ensuring fastening consistency and product quality. The rotary table with dual fixtures allows parallel screw fastening and loading/unloading, improving workflow efficiency and operator safety. Integrated with SEALS’ reliable screw feeders and torque-controlled electric screwdrivers, it delivers a high-performance, automated assembly solution.

  • Fasten Stroke Cylinder Equipment
    Fasten Stroke Cylinder Equipment
    TM-6

    The SEALS Fasten Stroke Cylinder Equipment integrates a pneumatic screwdriver module onto a cylinder-driven slide system. Activated via automatic control, foot switch, or foot valve, it enables smooth, hands-free screw fastening. Operators simply place the workpiece into the fixture, and the system completes the fastening process efficiently, accurately, and with consistent quality—ideal for reducing manual workload and enhancing production stability.

  • Automatic Rivet Feeder
    Automatic Rivet Feeder
    CR-501

    Automated Rivet Feeding Module Integrated with Handheld Rivet Gun – Engineered for Precision and Productivity

  • Torque Reaction Arm ( 505mm working radius)
    Torque Reaction Arm ( 505mm working radius)
    TR-350

    Seals TR-350 Torque Reaction Arm has a 505mm work radius from the spindle base. With 365 degree rotation, TR-350 provides big work area. Meanwhile, its bendable arm design provide less conflict with other operator. TR-350A is for pneumatic tools only. And, TR-350AE is both for electric and pneumatic screwdriver.

  • Torque Reaction Arm ( 750mm working radius)
    Torque Reaction Arm ( 750mm working radius)
    TR-650

    Seals TR-650 Torque Reaction Arm has a 750mm work radius from the spindle base. With 365 degree rotation, TR-650 provides big work area. Meanwhile, its bendable arm design provide less conflict with other operator. TR-650A is for pneumatic tools only. And, TR-650AE is both for electric and pneumatic screwdriver.

  • Torque Linear Arm ( 182-561mm working radius)
    Torque Linear Arm ( 182-561mm working radius)
    TA-300S

    Seals Torque Reaction Arm is designed to avoid repetitive work and excessive use of arm injuries in daily work. We provide Torque Reaction Arm to improve the ergonomic manufacturing process to eliminate instant torque and weight loads After clamping the screwdriver, the Torque Reaction Arm can be operated back and forth, left and right, up and down, and can rotate freely at 360°. It can always support the screwdriver. The maximum working diameter is 1122mm. Various screw locking operations can be carried out within the range to reduce work The failure rate ensures that the screwdriver locks the screws at a vertical angle, improves the quality of screw locking, and reduces product quality problems such as operator errors and defective locking screws. This Torque Reaction Arm can effectively reduce the space requirement of the workplace. With the help of the spring lifting force of the Spring Balancer, the suspended arm frame is in a weightless state, which reduces the labor status of personnel, improves labor production efficiency, and creates a safe and efficient working environment. It can be directly fixed on the work surface (recommended) and a C-shaped table clamp is provided, two installation methods.

  • Torque Linear Arm ( 236-744mm working radius)
    Torque Linear Arm ( 236-744mm working radius)
    TA-600S

    Seals Torque Reaction Arm is designed to avoid repetitive work and excessive use of arm injuries in daily work. We provide Torque Reaction Arm to improve the ergonomic manufacturing process to eliminate instant torque and weight loads After clamping the screwdriver, the Torque Reaction Arm can be operated back and forth, left and right, up and down, and can rotate freely at 360°. It can always support the screwdriver. The maximum working diameter is 1488mm. Various screw locking operations can be carried out within the range to reduce work The failure rate ensures that the screwdriver locks the screws at a vertical angle, improves the quality of screw locking, and reduces product quality problems such as operator errors and defective locking screws. This Torque Reaction Arm can effectively reduce the space requirement of the workplace. With the help of the spring lifting force of the Spring Balancer, the suspended arm frame is in a weightless state, which reduces the labor status of personnel, improves labor production efficiency, and creates a safe and efficient working environment. It can be directly fixed on the work surface (recommended) and a C-shaped table clamp is provided, two installation methods.

  • TR-650M Multi-Drive Fastening System with torque reaction arm
    TR-650M Multi-Drive Fastening System with torque reaction arm
    TR-650M

    SEALS, TR-650M, Multi-Drive Fastening System, increases screw fastening productivity and quality by fastening more than two screws at the same time. By installing two or more screwdrivers in torque reaction arm, TR-650Multi-Driver not only increase efficiency but also enhance fastening balancing. This solves the problem of fastening sequence for multi screws in the sealing cover of container chamber, cylinder, tank, housing, etc. The multi screw is fastening simultaneously so that there will be no problem the first screw cause the gap or relevant issue. By the handling bar, it is easy to aim at the screw holes. Meanwhile, there is a lever trigger in the handling par to control the fastening process. The torque reaction and tool supporting arm TR-650 allow weight less operation experience and flexible aimming movement.

  • C Shaped Table Clamps - Clamp Range : 13.5-75mm
    C Shaped Table Clamps - Clamp Range : 13.5-75mm
    TA-C

    The TA-C C Shaped Table Clamp is a dedicated accessory for SEALS torque reaction arms, designed to provide flexible mounting solutions without being restricted by table design. With just a 6mm hex wrench, operators can quickly secure the clamp onto any workbench, ensuring firm and stable installation without drilling holes or damaging the table surface. SEALS offers two installation methods: ●C Shaped Table Clamp → Recommended for light-torque screwdrivers, offering quick setup and easy relocation. ●Upright Base → Recommended for high-torque screwdrivers, providing greater rigidity and stability for heavy-duty applications. The TA-C clamp is compatible with TA-300, TA-600, TR-350, TR-650, TA-300S, and TA-600S, making it highly versatile for a wide range of production environments. Its rugged, durable construction ensures long service life and consistent performance under repeated operations.

  • Wall-mounted Torque Reaction Arm
    Wall-mounted Torque Reaction Arm
    HTR-20

    Seals HTR series mounts on aluminum extrusions or walls, no longer limited to countertops. Seals Torque Reaction Arm, It is based on the design principle of avoiding repetitive work and overuse of the arm in daily work. Eliminates torsional torque and weight loads, creating a safe working environment.

  • Wall-mounted Torque Reaction Arm
    Wall-mounted Torque Reaction Arm
    HTR-25

    Seals HTR series mounts on aluminum extrusions or walls, no longer limited to countertops. Seals Torque Reaction Arm, It is based on the design principle of avoiding repetitive work and overuse of the arm in daily work. Eliminates torsional torque and weight loads, creating a safe working environment.

  • Automatic Screw horizontal seat-TA series torque reaction arm
    Automatic Screw horizontal seat-TA series torque reaction arm
    TA-LS

    The TA-LS Automatic Screw Horizontal Seat is a dedicated accessory for the SEALS Torque Reaction Arm series, designed for models TA-300, TA-300S, TA-600, and TA-600S. It enables screwdrivers originally set for vertical fastening to be easily converted into horizontal operations, expanding flexibility on assembly lines. Featuring a quick hex-wrench installation design, the TA-LS allows operators to switch between vertical and horizontal modes without complicated adjustments. This adaptability makes it ideal for production lines that handle different products or require frequent process changes. By providing ergonomic working angles, the TA-LS reduces operator fatigue and prevents fastening errors such as cross-threading or stripping. At the same time, it retains the original reaction force absorption capability of the torque arm, ensuring operator safety and long-term productivity.

  • Automatic Screw horizontal seat-TR series torque reaction arm
    Automatic Screw horizontal seat-TR series torque reaction arm
    TR-LS

    The TR-LS Automatic Screw Horizontal Seat is a dedicated accessory for SEALS TR Series Torque Reaction Arms (TR-350, TR-650), specifically engineered for production lines requiring multi-angle and versatile fastening operations. With the TR-LS, operators can seamlessly switch from vertical to horizontal screwdriving, enabling greater flexibility when handling products with diverse fastening orientations. Designed with ease of installation, structural stability, and operational flexibility in mind, the TR-LS requires only a hexagonal wrench for quick mounting or removal. This simple yet efficient design minimizes downtime and enhances production adaptability when shifting between workpieces or adjusting assembly line setups. When installed, the TR-LS ensures high efficiency and accuracy even in tight spaces or positions where vertical fastening is impractical. By working in tandem with the TR torque arm’s reaction force absorption mechanism, it reduces torque feedback, preventing operator fatigue and ensuring stable, consistent fastening quality during long-term, high-frequency operations. The TR-LS also adds strategic value to modern manufacturing: whether on manual workstations, semi-automated lines, or in integration with automatic screw feeders, it provides enhanced flexibility and reliability.

  • Position Control Torque Reaction Arm-A2(working radius max R439mm)
    Position Control Torque Reaction Arm-A2(working radius max R439mm)
    TRPC-350A2

    Seals TPRC Series Position Control Torque Reaction Arm, Powerful tools for production management, The main control screw lock position sequence, guaranteed quantity And each screw has torque to reach, And monitoring when errors and exceptions occur, Report and Review.

  • Position Control Torque Reaction Arm-A2(working radius max R652mm)
    Position Control Torque Reaction Arm-A2(working radius max R652mm)
    TRPC-650A2

    Seals TPRC Series Position Control Torque Reaction Arm, Powerful tools for production management, The main control screw lock position sequence, guaranteed quantity And each screw has torque to reach, And monitoring when errors and exceptions occur, Report and Review.

  • Position Control Torque Reaction Arm-A2(working radius max R900mm)(128°)
    Position Control Torque Reaction Arm-A2(working radius max R900mm)(128°)
    TRPC-900A2

    Seals TPRC Series Position Control Torque Reaction Arm, Powerful tools for production management, The main control screw lock position sequence, guaranteed quantity And each screw has torque to reach, And monitoring when errors and exceptions occur, Report and Review.

  • Torque Reaction Arm Control BOX
    Torque Reaction Arm Control BOX
    CL-A2

    Seals CL-A2 Mainly control the screw locking order, Each screw has torque to reach.

  • Position Control Torque Reaction Arm-A3(working radius max R439mm)
    Position Control Torque Reaction Arm-A3(working radius max R439mm)
    TRPC-350A3

    Seals TPRC-A3 Series Position Control Torque Reaction Arm, Powerful tools for production management, The main control screw lock position sequence, guaranteed quantity And each screw has torque to reach, And monitoring when errors and exceptions occur, Report and Review.

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