How to choose the electric gripper (servo gripper) correctly

Servo electric fixture is a kind of fixture equipment based on servo drive technology, which can be widely used in machining, assembly, automatic assembly line and other fields to realize the positioning, grasping, transmission and release of objects. When selecting a servo electric gripper, multiple factors need to be considered, including load capacity, speed requirements, accuracy requirements, electrical parameters, mechanical interface and communication protocol, etc. This article will introduce in detail how to choose a suitable servo electric gripper.

correctly1. Load capacity

The load capacity of the servo electric gripper is one of the important factors in the selection, usually expressed by the weight of the rated load. When selecting a servo electric gripper, it is necessary to consider the weight and size of the object to be clamped in the application scenario, as well as the stability and shape of the object. If the weight of the object to be clamped is heavy, you need to choose a servo electric gripper with a higher load capacity. At the same time, the shape and structure of the holder will also affect its load capacity. Different gripper structures can accommodate different gripping shapes and sizes to meet different application needs.

2. Speed requirements

The speed of the servo electric gripper refers to the opening and closing speed of the gripper, which is usually expressed by opening speed and closing speed. When selecting a servo electric gripper, it is necessary to select a suitable servo electric gripper according to the speed requirements in the application scenario. For example, in the application of high-speed assembly line production line, it is necessary to choose servo electric fixtures with fast opening and closing speed and fast response speed to meet the high-speed operation requirements of the production line.

3. Accuracy requirements

The accuracy of the servo electric gripper refers to the positioning accuracy and repeat positioning accuracy of the gripper. When selecting a servo electric gripper, you need to consider the accuracy requirements in the application scenario, such as machining, precision assembly and other fields that require high-precision servo electric grippers. If the position accuracy of the clamped object is required to be high, you need to choose a servo electric gripper with higher positioning accuracy; if you need to perform multiple clamping and placing operations on the object, you need to choose a servo electric gripper with higher repeat positioning accuracy device.

4. Electrical parameters

The electrical parameters of the servo electric fixture include rated voltage, rated current, power, torque, etc. When selecting a servo electric fixture, it is necessary to select a suitable servo electric fixture according to the electrical parameter requirements in the application scenario. For example, for larger loads, it is necessary to choose a servo electric gripper with higher rated current and power to ensure its stability.

5. Mechanical interface

The mechanical interface of the servo electric fixture refers to the way and interface type of its connection with mechanical equipment. When selecting a servo electric gripper, it is necessary to consider how well its mechanical interface matches the equipment in the application scenario. Common mechanical interface types include jaw diameter, jaw length, mounting thread, etc. It is necessary to select a servo electric gripper that matches the equipment interface to ensure its normal operation.

6. Communication protocol

The communication protocol of the servo electric gripper refers to the protocol type for communication with the control system, such as Modbus, CANopen, EtherCAT, etc. When choosing a servo electric gripper, it is necessary to consider the matching degree of its communication protocol and control. A system in an application scenario. If the control system adopts a specific communication protocol, it is necessary to select a servo gripper that supports the communication protocol to ensure its normal communication with the control system.

7. Other factors

In addition to the above factors, other factors need to be considered when choosing a servo electric gripper, such as reliability, maintenance cost, environmental adaptability, etc. Reliability refers to the life and stability of the servo electric gripper, and it is necessary to choose a brand and model that has been verified by long-term use. The maintenance cost refers to the maintenance and replacement cost of the servo electric fixture, and it is necessary to choose a model that is easy to maintain. Environmental adaptability refers to the working environment and tolerance of the servo electric gripper. In the application scenario, it is necessary to choose a model suitable for the working environment.
To sum up, selecting a servo electric gripper needs to consider multiple factors, including load capacity, speed requirements, accuracy requirements, electrical parameters, mechanical interface and communication protocol, etc., through reasonable selection to meet the gripping and positioning in the application scene The requirements can be met, and the production efficiency and product quality can be improved.

Miniature electric gripper, cost-effective, one hundred yuan! Excellent alternative to air grippers!

It is reported that in recent years, electric clamp technology has developed rapidly with the characteristics of convenient use, controllable force and high flexibility, and its application in the industry has become more and more extensive, but it still cannot replace the dominant position of pneumatic clamps in the industry. automation industry. The most critical factor is the high cost of electric grippers, which hinders the process of power-to-gas.

In order to promote the promotion of electric manipulators in the automation industry, with the mission of “manufacturing the most competitive automation actuators in the industry”, our company has launched the EPG-M series of miniature electric parallel manipulators, which guarantees the products as always. In the pursuit of high quality, it is undoubtedly great news for the automation industry to achieve the ultimate cost performance and reduce the product price to the level of 100 yuan.

Specifically, the height of the EPG-M series miniature electric parallel manipulator is only 72mm, the length is only 38mm, and the width is only 23.5mm. 6mm, the rated clamping force on one side can be freely switched between 6N and 15N, which effectively meets the requirements of precise, high stability and high cost performance for small and light parts in automation equipment.

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Designed in the industry, in order to achieve a smaller body design, the integrated design of high-precision drive and control is reflected in the EPG-M product vividly. The product adopts servo motor and self-developed drive and control system, and double-row ball guide rail, which greatly improves the accuracy and life of finger grasping. The comprehensive evaluation service life can reach more than 20 million times, and this product has passed a number of strict standards. Function test and life test to ensure stable product quality.

As the first 100-yuan product, the EPG-M series is very cost-effective. In addition to the advantages of being thinner and more precise, the EPG-M series has five notable features:

1 highly integrated

The product drive control is integrated in the product, no external controller is needed;

2 adjustable clamping force

The clamping force can be adjusted to 6N and 15N for different types of products to avoid damage to the product;

3 easy to install

Mounting holes are reserved on multiple sides for free installation in compact spaces;

4 Abundant application scenarios

Adaptable to compact equipment, easily grips and handles different types of lightweight ingenuity or reagent tubes;

5. Concise communication

Support I/O signal transmission and control, and can quickly respond to instructions through input and output signals.

In terms of final realization, EPG-M series products can be widely used in IVD, 3C, semiconductor, new energy, cosmetics and other industries, effectively helping the industry reduce costs and increase efficiency. For example, in the biochemical, immune, protein and other automated assembly lines in the IVD industry, EPG-M series products can be used in multi-module and parallel use in multi-throughput assembly line equipment, effectively reducing the difficulty of overall design and manufacturing of the assembly line, and greatly reducing operation and maintenance costs.

How Electric Servo Grippers Boost Productivity!

Servo electric gripper is a new type of industrial machinery and equipment, which is widely used in industrial production. Servo electric clamps can achieve precise control and efficient operation, which can greatly improve production efficiency and quality. This article explains how a servo electric gripper works, its applications and benefits, and discusses how it can improve productivity.

1. Working principle of servo electric gripper

Servo Electric Grippers are mechanical devices driven by electric motors to grip, grab, or hold objects. Its working principle is that through the rotation of the motor, it drives the gear and rack for transmission, thereby controlling the clamping force of the jaws. Servo electric grippers generally adopt a closed-loop feedback control system, which continuously monitors the gripping strength and position of the grippers through sensors, and compares the actual value with the set value, so as to accurately control the gripping strength and gripping position.

Second, the application field of servo electric gripper

Servo electric grippers are widely used in many industrial production fields, especially in automated production lines and robot operations. The following are the main application areas of servo electric grippers:

Automated production line: Servo electric grippers can be applied to automatic production lines such as automatic loading and unloading of machine tools, automatic assembly lines, and automatic welding lines. In these automated production lines, servo electric fixtures can achieve efficient clamping and fixing of objects, and can automatically adjust the clamping force and clamping position according to different workpieces, thereby improving production efficiency and quality.

Robotic manipulation: Servo-electric grippers can be mounted on the end of a robotic arm for grasping, moving and placing objects. In the robot operation, the servo electric gripper has the advantages of high precision, high reliability, and fast speed, which can greatly improve the operation efficiency and flexibility of the robot.

Warehousing and logistics: Servo electric grippers can be used in warehousing and logistics systems to realize the grabbing and handling of goods. In the warehousing and logistics system, servo electric grippers can automatically complete the loading, unloading and transportation of goods, improving logistics efficiency and safety.

3. Advantages of servo electric gripper

Servo electric grippers offer many advantages, some of which are listed below:

High precision: The servo electric gripper adopts a closed-loop feedback control system, which can precisely control the clamping force and clamping position, and can achieve high-precision clamping effect. This is very important for some industrial production tasks that require high clamping precision.

High reliability: The servo electric gripper is driven by an air-free motor, which reduces the possibility of failure and improves the reliability and stability of the equipment. In addition, the servo electric gripper can also detect the gripping force and position through the built-in sensor, which improves the stability and accuracy of gripping.

High efficiency: The servo electric gripper can automatically complete the tasks of picking and fixing objects, which can not only improve production efficiency, but also reduce the disadvantages of manual operation. In addition, the servo electric gripper can automatically adjust the clamping force and clamping position according to different workpieces, which improves production efficiency and flexibility.
Environmental protection and energy saving: The servo electric gripper is driven by an air-free motor, which not only reduces noise and pollution, but also reduces energy consumption, achieving the effect of environmental protection and energy saving.

4. How does the servo electric gripper promote productivity improvement

Servo electric grippers are widely used in industrial production, which can greatly improve production efficiency and quality, and promote productivity. Here are a few areas:

Automated production line: Servo electric grippers can automatically complete the tasks of clamping and fixing objects, reduce the disadvantages of manual operation, and improve production efficiency and quality. In the automatic production line, the servo electric gripper can automatically adjust the clamping force and clamping position according to different workpieces, further improving production efficiency and flexibility.

Robotic manipulation: Servo-electric grippers can be mounted on the end of a robotic arm for grasping, moving and placing objects. In the robot operation, the servo electric gripper has the advantages of high precision, high reliability, and fast speed, which can greatly improve the operation efficiency and flexibility of the robot, thereby improving production efficiency.

Warehousing and logistics: Servo electric grippers can automatically complete the loading, unloading and transportation of goods, reducing the disadvantages of manual operations and improving logistics efficiency. In the field of warehousing and logistics, servo electric clamps can automatically adjust the clamping force and clamping position according to the size and shape of the goods, so as to realize efficient cargo loading, unloading and transportation.

Smart manufacturing: Servo electric fixtures can be used in conjunction with other smart devices to achieve smart manufacturing. For example, it can be used in conjunction with machine vision systems to automate inspection and grasping, improving production efficiency and quality. In addition, the servo electric gripper can also be connected to the cloud platform to realize intelligent management, optimize production scheduling, and further improve production efficiency and quality.

In short, as a clamping device with high precision, high reliability, high efficiency, environmental protection and energy saving, the servo electric clamp has become an indispensable part of modern industrial production. It can not only improve production efficiency and quality, but also realize functions such as automated production, intelligent manufacturing and optimized production scheduling, thereby promoting the improvement of productivity. Therefore, we can foresee that in the future industrial production, servo electric grippers will play an increasingly important role.


Post time: Jun-30-2023