Edge grinding device for circuit board processing

Abstract

The utility model discloses an edging device for circuit board processing, which structurally comprises a mounting frame, a rotary supporting mechanism, an edging mechanism and a fixing mechanism, a protective shell is fixedly arranged in the middle of the mounting frame, a top plate is fixedly arranged on the upper portion of the mounting frame, the rotary supporting mechanism is arranged on the protective shell, the edging mechanism is arranged on the rear portion of the mounting frame, and the fixing mechanism is arranged on the top plate. The fixing mechanism is arranged on the lower portion of the top plate, the rotary supporting mechanism comprises a rotary disc and a supporting plate, the rotary disc is rotationally connected with the upper portion of the protective shell, a spring and a damper are fixedly arranged on the upper portion of the rotary disc, and the lower portion of the supporting plate is fixedly connected with the spring and the damper. The utility model belongs to the field of circuit board processing, and particularly relates to an edge grinding device for circuit board processing.

Description

Technical Field

[0001] The utility model belongs to the field of circuit board processing, in particular to an edge grinding device for circuit board processing. Background Art

[0002] Circuit board is an important electronic component, a support for electronic components, and a provider of electrical connections for electronic components. As a carrier of electronic components, it has been widely used in the field of electronic devices to achieve connections between electronic components. In the production of printed circuit boards, an edge grinding machine is needed to process the printed circuit boards after cutting.

[0003] Before the circuit board is processed, its side burrs need to be finely polished. The existing circuit board side polishing device needs manual operation when adjusting different polishing sides, and it is inconvenient to change the direction. In addition, the clamping mechanism of some polishing devices has a large clamping pressure to ensure clamping stability, which is prone to clamping breakage, increasing production costs. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the side edge of the grinding is relatively stable when adjusted manually, and it is easy to cause the side edge to break when the clamping force is large.

[0005] In order to solve the above problems, the technical solution adopted by the utility model is as follows: the edge grinding device for circuit board processing proposed in the utility model includes a mounting frame, a protective shell is fixedly provided in the middle of the mounting frame, a top plate is fixedly provided on the upper part of the mounting frame, and also includes a rotating support mechanism, an edge grinding mechanism and a fixing mechanism. The rotating support mechanism is arranged on the protective shell, the edge grinding mechanism is arranged at the rear part of the mounting frame, and the fixing mechanism is arranged at the lower part of the top plate. The rotating support mechanism includes a turntable and a support plate. The turntable is rotatably connected to the upper part of the protective shell, a spring and a damper are fixedly provided on the upper part of the turntable, and the lower part of the support plate is fixedly connected to the spring and the damper.

[0006] Furthermore, a second motor is provided inside the protective shell, the lower part of the turntable and the protective shell are through-connected, and the turntable and the second motor are axially connected.

[0007] Furthermore, the edging mechanism includes a screw rod and a slider, a first motor is provided on the outside of the mounting frame, the screw rod is rotatably connected to the rear portion of the mounting frame and passes through the mounting frame, the screw rod and the first motor are axially connected, the slider is slidably connected to the rear portion of the mounting frame, the slider and the screw rod are threadedly connected, and a grinder is provided on the front side of the slider.

[0008] Furthermore, a guide column is fixedly provided at the rear of the mounting frame, and the guide column is slidably connected to the slider and penetrates the slider.

[0009] Furthermore, the fixing mechanism comprises a hydraulic cylinder and a pressure plate, the upper end of the hydraulic cylinder is fixedly connected to the lower part of the top plate, and the lower end of the hydraulic cylinder is fixedly connected to the pressure plate.

[0010] Furthermore, rubber pads are provided on the lower part of the pressure plate and the upper part of the support plate.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows:

[0012] 1. The circuit board processing edge grinding device proposed in this scheme supports the circuit board by arranging a rotating support mechanism on the upper part of the mounting frame, and the turntable is rotated by the second motor, so that the circuit board carried by the support plate can be quickly rotated to the position where grinding is required, and the operation is convenient.

[0013] 2. The circuit board processing edge grinding device proposed in this scheme can play a certain shock-absorbing and buffering role when the circuit board is pressed down and fixed and shaken during grinding by setting springs and damping between the turntable and the support plate, and setting rubber pads under the pressure plate and on the support plate, thereby reducing the possibility of circuit board fracturing. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first overall structural schematic diagram of the utility model;

[0015] Figure 2 It is a second overall structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the internal structure of the utility model.

[0017] Among them, 1. mounting frame, 101. protective shell, 102. top plate, 2. rotating support mechanism, 201. second motor, 202. turntable, 203. spring, 204. damping, 205. support plate, 3. edge grinding mechanism, 301. first motor, 302. screw, 303. guide column, 304. slider, 305. grinder, 4. fixing mechanism, 401. hydraulic cylinder, 402. pressure plate, 403. rubber pad.

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model proposes an edging device for circuit board processing, comprising a mounting frame 1, a protective shell 101 is fixedly provided in the middle of the mounting frame 1, a top plate 102 is fixedly provided on the upper part of the mounting frame 1, and also comprising a rotating support mechanism 2, an edging mechanism 3 and a fixing mechanism 4, the rotating support mechanism 2 is arranged on the protective shell 101, the edging mechanism 3 is arranged at the rear of the mounting frame 1, and the fixing mechanism 4 is arranged at the lower part of the top plate 102, the rotating support mechanism 2 comprises a turntable 202 and a support plate 205, the turntable 202 is rotatably connected to the upper part of the protective shell 101, a spring 203 and a damping 204 are fixedly provided on the upper part of the turntable 202, and the lower part of the support plate 205 is fixedly connected to the spring 203 and the damping 204, a second motor 201 is arranged inside the protective shell 101, the lower part of the turntable 202 is through-connected with the protective shell 101, and the turntable 202 is axially connected to the second motor 201 for controlling the rotation of the turntable 202.

[0021] like Figure 1 , Figure 2 and Figure 3 As shown, the edge grinding mechanism 3 includes a screw rod 302 and a slider 304. A first motor 301 is provided on the outside of the mounting frame 1. The screw rod 302 is rotatably connected to the rear of the mounting frame 1 and penetrates the mounting frame 1. The screw rod 302 and the first motor 301 are axially connected. The slider 304 is slidably connected to the rear of the mounting frame 1. The slider 304 and the screw rod 302 are threadedly connected. A grinder 305 is provided on the front side of the slider 304 for grinding the side of the circuit board. A guide column is fixedly provided at the rear of the mounting frame 1. 303, the guide column 303 and the slider 304 are slidably connected and penetrate the slider 304, which are used to limit the moving direction of the slider 304 and the grinder 305. The fixing mechanism 4 includes a hydraulic cylinder 401 and a pressure plate 402. The upper end of the hydraulic cylinder 401 is fixedly connected to the lower part of the top plate 102, and the lower end of the hydraulic cylinder 401 is fixedly connected to the pressure plate 402, which is used to press down and fix the circuit board. The lower part of the pressure plate 402 and the upper part of the support plate 205 are both provided with rubber pads 403, which protect the circuit board and avoid fracturing the circuit board.

[0022] During specific use, the circuit board is placed on the upper part of the support plate 205, and the second motor 201 is started to rotate the turntable 202 and the support plate 205, so that the circuit board can be quickly rotated to the side that needs to be polished, and the adjustment is convenient. After rotating to the side that needs to be polished, the second motor 201 is stopped, and the length of the hydraulic cylinder 401 is controlled to drive the pressure plate 402 to move down to clamp and fix the circuit board. The rubber pad 403 arranged under the pressure plate 402 and the rubber pad 403 arranged on the support plate 205, in cooperation with the spring 203 and the damping 204, can complete a certain buffering and shock absorbing effect when the circuit board is pressed down and fixed, and can reduce the shaking caused by the grinding of the grinder 305 to avoid it from being cracked. After the clamping and fixing is completed, the first motor 301 is started to rotate the screw rod 302, and under the limiting and guiding action of the guide column 303, the slider 304 drives the grinder 305 to translate and grind the side of the circuit board.

[0023] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An edge grinding device for processing a circuit board, comprising a mounting frame, a protective shell is fixedly provided in the middle of the mounting frame, and a top plate is fixedly provided on the upper part of the mounting frame, characterized in that: It also includes a rotating support mechanism, an edge grinding mechanism and a fixing mechanism, wherein the rotating support mechanism is arranged on the protective shell, the edge grinding mechanism is arranged at the rear of the mounting frame, and the fixing mechanism is arranged at the lower part of the top plate. The rotating support mechanism includes a turntable and a support plate, the turntable is rotatably connected to the upper part of the protective shell, the upper part of the turntable is fixedly provided with a spring and a damper, and the lower part of the support plate is fixedly connected to the spring and the damper.

2. The circuit board processing edge grinding device according to claim 1, characterized in that: A second motor is arranged inside the protective shell, the lower part of the turntable is connected with the protective shell, and the turntable is axially connected with the second motor.

3. The circuit board processing edge grinding device according to claim 2, characterized in that: The edging mechanism includes a screw rod and a slider. A first motor is provided on the outside of the mounting frame. The screw rod is rotatably connected to the rear of the mounting frame and passes through the mounting frame. The screw rod is axially connected to the first motor. The slider is slidably connected to the rear of the mounting frame. The slider and the screw rod are threadedly connected. A grinder is provided on the front side of the slider.

4. The circuit board processing edge grinding device according to claim 3, characterized in that: A guide column is fixedly arranged at the rear of the mounting frame, and the guide column is slidably connected to the sliding block and penetrates the sliding block.

5. The circuit board processing edge grinding device according to claim 4, characterized in that: The fixing mechanism comprises a hydraulic cylinder and a pressure plate, wherein the upper end of the hydraulic cylinder is fixedly connected to the lower part of the top plate, and the lower end of the hydraulic cylinder is fixedly connected to the pressure plate.

6. The circuit board processing edge grinding device according to claim 5, characterized in that: The lower part of the pressure plate and the upper part of the support plate are both provided with rubber pads.

Images