Automatic grinding mechanism

Abstract

The utility model relates to the technical field of automatic polishing, in particular to an automatic polishing mechanism which comprises a lifting seat and an up-down testing cylinder which is controlled by an external control device and drives the lifting seat to lift, a control motor is arranged on one side of the lifting seat, and the output end of the control motor penetrates through the lifting seat and is electrically connected with the control device. A driving wheel is arranged at the motor output end of the control motor, a balance weight unit is arranged on the side, away from the motor output end of the control motor, of the lifting base in a sliding mode, and a driven wheel opposite to the driving wheel is arranged on the balance weight unit. The driven wheel and the driving wheel are connected with a polishing abrasive belt, a probe is arranged on the lifting base on the lower side of the balance weight unit, and the driven wheel and the probe are located on the same plane. The automatic polishing device solves the problems that potential safety hazards and work intensity are low during existing traditional manual polishing, and labor force and labor cost are reduced; and the grinding efficiency can be effectively improved, and the grinding consistency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic grinding, in particular to an automatic grinding mechanism. Background Art

[0002] The accessories of the battery modules produced in the factory need to be polished during assembly to ensure the polishing effect of the accessories, such as the size of the polishing surface, the smoothness of the polished object, the polishing thickness, the resistance value of the polished object and other specified requirements.

[0003] However, currently, manual grinding is mostly used for processing, which has low grinding efficiency, high labor intensity and high cost. At the same time, this manual grinding method is difficult to ensure the consistency of workpiece grinding and easily causes uneven grinding levels of the workpiece. Utility Model Content

[0004] In order to solve the above problems, the primary purpose of the utility model is to provide an automatic grinding mechanism to solve the problems of manual grinding, low grinding efficiency, high labor intensity and high cost; at the same time, this manual grinding method is difficult to ensure the consistency of workpiece grinding, and easily causes uneven grinding levels of the workpiece. The utility model can effectively improve the grinding efficiency and ensure the consistency of grinding.

[0005] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows: an automatic grinding mechanism, comprising: a lifting seat and upper and lower test cylinders controlled and driven by an external control device to lift the lifting seat, a control motor with an output end passing through the lifting seat and electrically connected to the control device is provided on one side of the lifting seat, a driving wheel is provided at the output end of the control motor, a counterweight unit is provided on the lifting seat sliding on the side away from the output end of the control motor, and a driven wheel is provided on the counterweight unit which is diagonally arranged with the driving wheel; a grinding belt is connected to the driven wheel and the driving wheel, a probe is provided on the lifting seat under the counterweight unit, the probe is used to detect contact with the product and feed back the signal to the control device, the control device controls the upper and lower test cylinders to stop lifting, and the control device controls the motor speed to achieve precise grinding of the grinding belt; the driven wheel and the probe are in the same plane.

[0006] Furthermore, the counterweight unit includes a slide rail fixed to the lifting seat and a counterweight block slidably mounted on the slide rail. The front side of the counterweight block is formed with a convex edge protruding along the thickness of the counterweight block. The convex edge is provided with an installation groove, and a mounting plate is installed in the installation groove. The driven wheel is arranged at the end of the mounting plate.

[0007] Furthermore, a U-shaped groove is provided at the end of the mounting plate, and the driven wheel is detachably arranged in the U-shaped groove through a rotating shaft.

[0008] Furthermore, the driving wheel is provided with an annular groove, and the depth of the annular groove is greater than the thickness of the grinding belt.

[0009] Furthermore, the diameter of the driving wheel is greater than the diameter of the driven wheel, and the driven wheel is located outside the lifting seat.

[0010] Furthermore, the lifting seat is provided with a through hole, a bearing is installed in the through hole, and the output end of the control motor passes through the through hole and is connected to the bearing.

[0011] Compared with the prior art, the utility model has the following advantages: the control device controls the movement of the upper and lower test cylinders, and the probe contacts the product at the designated position. The probe reads the data and feeds it back to the control device, and the control device controls the control motor. The control motor controls the rotation speed according to the instruction requirements, so that after the grinding belt has reached the set number of grinding circles, the upper and lower test cylinders return to the original point to achieve automatic grinding. The utility model has a simple structure and low cost, and is easy to promote and use. It solves the safety hazards and work intensity of the existing traditional manual grinding, and reduces the problems of manual labor and labor costs; it can effectively improve the grinding efficiency and ensure the consistency of grinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0013] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0014] See also Figure 1The present embodiment provides an automatic grinding mechanism, which can be arranged on a robot or a grinding device. The automatic grinding mechanism includes an upper and lower test cylinder 10 controlled by an external control device (not shown in the figure), and a lifting seat 20 is provided on the output end of the upper and lower test cylinders 10. The lifting seat 20 is provided with a through hole, and a bearing is installed in the through hole. A control motor 30 electrically connected to the control device (not shown in the figure) is provided on the lifting seat 20. The output end of the control motor 30 passes through the through hole and is connected to the bearing. A driving wheel 301 is provided at the output end of the control motor 30. A counterweight unit is slidably provided on the lifting seat 20 away from the motor output end of the control motor 30, and the counterweight unit is provided with a A driven wheel 40 is provided, and the diameter of the driven wheel 40 is at least twice smaller than the diameter of the driving wheel 301. The driven wheel 40 and the driving wheel 301 are connected with a grinding belt 70. The position of the driven wheel 40 is conveniently adjusted by providing a slidable counterweight unit, so that the grinding belt 70 can grind different positions of the product. A probe 50 is provided on the lifting seat 20 on the lower side of the counterweight unit. The driven wheel 40 and the probe 50 are in the same plane. The probe 50 is used to detect contact with the product and feed back the signal to the control device (not shown in the figure). The control device (not shown in the figure) controls the upper and lower test cylinders 10 to stop lifting. The control device (not shown in the figure) controls the speed of the motor 30 to reach the set speed value, so as to achieve precise grinding of the grinding belt 70.

[0015] It should be noted that the control device (not shown in the figure) in this embodiment can be a PLC controller or a human-machine interface on a robot or grinding equipment, and the operation of the upper and lower test cylinders 10 and the control motor 30 is controlled by the control device (not shown in the figure).

[0016] In this embodiment, the counterweight unit includes a slide rail 201 fixed to the lifting seat 20 and a counterweight block 60 slidably mounted on the slide rail 201. In this example, in order to prevent the counterweight block 60 from sliding during grinding, a number of pin holes are provided on the lifting seat 20 along the sliding direction of the counterweight block 60, and positioning holes matching the pin holes are provided on the counterweight block 60, which is fixed by pins; a convex edge 601 protruding along the thickness of the counterweight block 60 is formed on the front side of the counterweight block 60, and a mounting groove is provided on the convex edge 601, and a mounting plate 602 is installed in the mounting groove, and the end of the mounting plate 602 extends to the outside of the lifting seat 20, and a U-shaped groove is provided at the end of the mounting plate 602, and the driven wheel 40 is detachably arranged in the U-shaped groove through a rotating shaft. By providing the mounting plate 602, it is convenient to replace the grinding belt 70.

[0017] In addition, in order to prevent the grinding belt 70 from detaching from the driving wheel 301 during grinding, an annular groove 3011 is provided on the driving wheel 301, and the depth of the annular groove 3011 is greater than the thickness of the grinding belt 70. Through this arrangement, the grinding belt 70 can be prevented from detaching from the driving wheel 301 when the driving wheel 301 rotates, and the grinding belt 70 can be prevented from swinging back and forth on the driving wheel 301.

[0018] To summarize, the control device (not shown in the figure) controls the movement of the upper and lower test cylinders 10, and the probe 50 contacts the product at the specified position. The probe 50 reads the data and feeds it back to the control device (not shown in the figure). The control device (not shown in the figure) controls the control motor 30. The control motor 30 controls the rotation speed according to the instruction requirements, so that after the grinding belt 70 has been ground to the set number of grinding circles, the upper and lower test cylinders 10 return to the original point to realize automatic grinding, which solves the safety hazards and work intensity of the existing traditional manual grinding, reduces the problems of manual labor and labor costs; and can effectively improve the grinding efficiency and ensure the consistency of grinding.

[0019] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

Claims

1. An automatic grinding mechanism, characterized in that: include: A lifting seat and upper and lower test cylinders that are controlled and driven by an external control device to lift the lifting seat, a control motor with an output end that passes through the lifting seat and is electrically connected to the control device is provided on one side of the lifting seat, a driving wheel is provided at the output end of the control motor, a counterweight unit is provided on the lifting seat slide away from the output end of the control motor, and a driven wheel is provided on the counterweight unit that is diagonally arranged with the driving wheel; a grinding belt is connected to the driven wheel and the driving wheel, a probe is provided on the lifting seat under the counterweight unit, the probe is used to detect contact with the product and feed back the signal to the control device, the control device controls the upper and lower test cylinders to stop lifting, and the control device controls the motor speed to achieve precise grinding of the grinding belt; the driven wheel and the probe are in the same plane.

2. The automatic grinding mechanism according to claim 1, characterized in that: The counterweight unit includes a slide rail fixed to the lifting seat and a counterweight block slidably mounted on the slide rail. The front side of the counterweight block is formed with a convex edge protruding along the thickness of the counterweight block. The convex edge is provided with a mounting groove, and a mounting plate is installed in the mounting groove. The driven wheel is arranged at the end of the mounting plate.

3. The automatic grinding mechanism according to claim 2, characterized in that: A U-shaped groove is provided at the end of the mounting plate, and the driven wheel is detachably arranged in the U-shaped groove through a rotating shaft.

4. The automatic grinding mechanism according to claim 1, characterized in that: The driving wheel is provided with an annular groove, the depth of which is greater than the thickness of the grinding belt.

5. The automatic grinding mechanism according to claim 1, characterized in that: The diameter of the driving wheel is greater than that of the driven wheel, and the driven wheel is located outside the lifting seat.

6. The automatic grinding mechanism according to claim 1, characterized in that: The lifting seat is provided with a through hole, a bearing is installed in the through hole, and the output end of the control motor passes through the through hole and is connected with the bearing.

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