Deburring device for circuit board production

Abstract

The utility model relates to the technical field of circuit board production, and discloses a deburring device for circuit board production, which comprises four supporting legs, the top ends of the four supporting legs are fixedly connected with a processing seat, the upper end surface of the processing seat is fixedly connected with a supporting plate, the supporting plate is provided with an auxiliary assembly for assisting the deburring of a circuit board, and the auxiliary assembly is fixedly connected with the processing seat. A mounting frame is fixedly connected to the lower end face of the circuit board, a burr removing assembly used for removing burrs of the circuit board is arranged on the mounting frame, the circuit board to be subjected to burr removing is placed in the machining groove, it is ensured that the circuit board can stably advance along with movement of the conveying belt, and when the circuit board is conveyed to a burr removing treatment area, the circuit board is subjected to burr removing through the burr removing assembly; the grinding block is driven by the driving bevel gear and the driven bevel gear to rotate to carry out deburring treatment on two corner angles on one side of the circuit board, the auxiliary pulley abuts against one side of the circuit board, it is guaranteed that the circuit board is kept stable in the treatment process, and deviation is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circuit board production, specifically, and relates to a burr removing device for circuit board production. BACKGROUND

[0002] A circuit board is a board made of insulating material, which is covered with conductive paths (copper foil or copper plating layer) and pads for connecting and supporting electronic components. It is a support for circuit components and devices in electronic equipment and provides electrical connections between circuit components. During the production of circuit boards, burrs often occur at the edges of the circuit board due to cutting processing. These burrs not only affect the appearance quality of the circuit board, but also can adversely affect its electrical and mechanical properties, thereby affecting the overall performance of the electronic equipment. Therefore, a burr removing device is needed to remove the burrs on the circuit board to ensure that the edges of the circuit board are smooth and flat, thereby ensuring the stability of its electrical and mechanical properties.

[0003] The existing device has some drawbacks during use, for example: the existing burr removing device needs to go through multiple steps, including positioning, clamping, and fixing, to remove the burrs on the circuit board, which increases the complexity of the operation. These steps need to be operated manually, and the increase in manual intervention not only increases the time cost but also affects the production efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a burr removing device for circuit board production, which solves the problem that the existing burr removing device needs manual positioning, clamping, and fixing of the circuit board before removing the burrs.

[0005] The utility model provides the following technical scheme: a burr removing device for circuit board production, comprising four supporting feet, the top end of the four supporting feet is fixedly connected with a processing seat, the upper end surface of the processing seat is fixedly connected with a supporting plate, the supporting plate is provided with an auxiliary assembly for assisting the circuit board in removing burrs, the lower end surface of the circuit board is fixedly connected with a mounting frame, the mounting frame is provided with a burr removing assembly for removing the burrs of the circuit board, a processing groove is formed in the processing seat, opposite inner walls of the processing groove are provided with placing grooves, and the two placing grooves are provided with a moving assembly for moving the circuit board.

[0006] In the above-mentioned scheme, the precise control of the moving assembly can ensure that the circuit board moves according to the predetermined path and speed, so that the burr removing assembly can accurately act on the two corners on one side of the circuit board, realizing precise burr removing processing. The design of the auxiliary assembly effectively prevents the deviation of the circuit board during movement, which helps to improve the processing precision and product quality of the circuit board.

[0007] As the preferred of the above technical scheme, the deburring assembly comprises a first motor fixedly connected to the lower end surface of the mounting frame, a rotating shaft fixedly connected to the output end of the first motor, the rotating shaft vertically penetrating the mounting frame and being rotatably connected to the mounting frame at the end away from the first motor, a driving bevel gear fixedly sleeved to the outer side of the end of the rotating shaft away from the first motor, and two driven bevel gears symmetrically arranged on the two sides of the driving bevel gear.

[0008] In the above scheme, the first motor serves as a power source and directly drives the rotating shaft to rotate through the output end thereof. This direct driving mode reduces the energy loss in the power transmission process and improves the energy utilization efficiency.

[0009] As the preferred of the above technical scheme, the deburring assembly further comprises two installation grooves opened in the two side walls of the inner bottom wall of the processing groove, two polishing blocks arranged in the installation grooves, two transmission shafts fixedly connected to the lower end surfaces of the polishing blocks, the bottom ends of the two transmission shafts penetrating the bottom end of the processing seat and the corresponding driven bevel gears and being rotatably connected to the bottom end of the processing seat, and the two transmission shafts being fixedly connected to the corresponding driven bevel gears, respectively.

[0010] In the above scheme, the two-way polishing mode of the two polishing blocks not only speeds up the deburring process, but also makes the circuit board receive more uniform force during the processing, avoids the processing error caused by one-way polishing, and improves the processing quality.

[0011] As the preferred of the above technical scheme, the moving assembly comprises two rotating rods arranged in the inner sides of the two placing grooves, respectively, the top ends of the two rotating rods being rotatably connected to the inner top walls of the corresponding placing grooves, the bottom ends of the two rotating rods vertically penetrating the bottom end of the processing seat and being rotatably connected to the bottom end of the processing seat, a second motor fixedly connected to the lower end surface of the processing seat corresponding to the positions of the two rotating rods, respectively, and the ends of the two rotating rods close to the second motor being fixedly connected to the output ends of the corresponding second motors, respectively.

[0012] In the above scheme, the moving assembly drives the rotating rods to rotate through the second motor, thereby realizing the automatic movement of the workpiece to be processed. This automatic operation reduces the manual intervention and improves the processing speed.

[0013] As the preferred of the above technical scheme, the moving assembly further comprises a plurality of transmission rods, a same group of the plurality of transmission rods being arranged on one side of the corresponding rotating rod, the two ends of the same group of the plurality of transmission rods being rotatably connected to the inner top wall and the inner bottom wall of the corresponding placing groove, respectively, a rotating wheel fixedly sleeved to the outer side of each of the two rotating rods, a transmission wheel fixedly sleeved to the outer side of each of the plurality of transmission rods, and a conveying belt sleeved to the outer sides of the same group of the plurality of transmission wheels and the same group of the corresponding rotating wheels.

[0014] The close cooperation between the conveying belt and the rotating wheel and the transmission wheel and the stable support of the transmission rod and the rotating rod make the whole transmission process more stable and reliable, and reduce the processing error caused by unstable transmission.

[0015] As a preferred technical scheme of the above technical scheme, the auxiliary assembly comprises a cylinder fixedly connected to the upper end face of the support plate, a lifting block slidingly connected to the inner side of the top of the machining groove, the telescopic end of the cylinder vertically penetrates the support plate and is fixedly connected to the upper end face of the lifting block, telescopic rods are fixedly connected to the two sides of the upper end face of the support plate, the telescopic ends of the two telescopic rods vertically penetrate the support plate and are fixedly connected to the upper end face of the lifting block, an active groove is formed in the lower end face of the lifting block, and a plurality of auxiliary pulleys are arrayed and rotationally connected to the inner side of the active groove.

[0016] In the above scheme, the cylinder serves as a power source and can accurately control the lifting height of the lifting block in the machining groove, thereby ensuring the accurate positioning of the workpiece during machining, and the telescopic rods further enhance the stability of the lifting block.

[0017] As a preferred technical scheme of the above technical scheme, the two rotating wheels are respectively connected to the same group of multiple transmission wheels through corresponding conveying belts, and the two conveying belts are used in cooperation.

[0018] In the above scheme, due to the stability and synchronization of the transmission system, the workpiece can maintain a constant speed and position during machining, and such accurate control helps to improve the machining precision and consistency, so that the product is more in line with the quality standard.

[0019] As a preferred technical scheme of the above technical scheme, the two driven bevel gears are in meshing connection with the driving bevel gear.

[0020] In the above scheme, the meshing connection of the driving bevel gear and the two driven bevel gears enables the power to be efficiently transmitted from the driving bevel gear to the two driven bevel gears, and such a design reduces the loss of power during transmission and improves the transmission efficiency.

[0021] Compared with the prior art, the utility model has the advantages that:

[0022] In the utility model, the circuit board is only needed to be placed in the machining groove, and the stable transmission of the conveying belt and the polishing effect of the polishing block are combined with the auxiliary effect of the auxiliary pulley, so that the burrs on the edges of the circuit board can be uniformly and completely removed, the processing quality is improved, complex positioning, clamping and fixing operations are not needed, the operation process is simplified, and the operation difficulty is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a whole structure schematic view of a burr removing device for circuit board production;

[0024] Figure 2 It is a kind of edge trimming assembly structure schematic view for edge trimming device for circuit board production;

[0025] Figure 3 It is a kind of moving assembly structure schematic view for edge trimming device for circuit board production;

[0026] Figure 4 It is a kind of auxiliary assembly structure schematic view for edge trimming device for circuit board production.

[0027] In the figure: 10, support leg;11, processing seat;12, support plate;13, mounting frame;14, processing groove;15, placing groove;2, edge trimming assembly;3, moving assembly;4, auxiliary assembly;201, first motor;202, rotating shaft;203, driving bevel gear;204, driven bevel gear;205, mounting groove;206, polishing block;207, transmission shaft;301, rotating rod;302, second motor;303, transmission rod;304, rotating wheel;305, transmission wheel;306, conveyor belt;401, air cylinder;402, lifting block;403, telescopic rod;404, movable groove;405, auxiliary pulley. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application.

[0029] EMBODIMENT

[0030] As shown in Figure 1 and Figure 2 The utility model provides a technical scheme: an edge trimming device for circuit board production, it includes four support legs 10, four the support leg 10 top fixedly connected with processing seat 11, the processing seat 11 upper end surface fixedly connected with support plate 12, be provided with the auxiliary assembly 4 for assisting circuit board edge trimming on support plate 12, the circuit board lower end surface fixedly connected with mounting frame 13, be provided with the edge trimming assembly 2 for removing circuit board burr on mounting frame 13, the processing seat 11 is opened in processing groove 14, the processing groove 14 opposite both sides inner wall is opened in placing groove 15, two placing grooves 15 are provided with moving assembly 3 for moving circuit board in, specifically use process, put circuit board into processing groove 14, drive circuit board to move by moving assembly 3, so that the edge trimming assembly 2 removes the edge of circuit board one side two places corners, circuit board removes in the moving process by auxiliary assembly 4 and prevents circuit board deviation.

[0031] As an embodiment in the embodiment, as Figure 1 and Figure 2As shown, the deburring assembly 2 comprises a first motor 201 fixedly connected to the lower end surface of the mounting frame 13, the output end of the first motor 201 is fixedly connected with a rotating shaft 202, one end of the rotating shaft 202 away from the first motor 201 penetrates through the mounting frame 13 vertically and is rotationally connected with the mounting frame 13, the outer side of the one end of the rotating shaft 202 away from the first motor 201 is fixedly sleeved with a driving bevel gear 203, both sides of the driving bevel gear 203 are provided with driven bevel gears 204, and the two driven bevel gears 204 are symmetrically arranged, the deburring assembly 2 further comprises mounting grooves 205 opened in the inner bottom walls of the machining grooves 14, polishing blocks 206 are arranged in the two mounting grooves 205, the lower end surfaces of the two polishing blocks 206 are fixedly connected with transmission shafts 207, the bottom ends of the two transmission shafts 207 penetrate through the bottom end of the machining seat 11 and the corresponding driven bevel gears 204 and are rotationally connected with the bottom end of the machining seat 11, and the two transmission shafts 207 are fixedly connected with the corresponding driven bevel gears 204, respectively, the two driven bevel gears 204 are meshingly connected with the driving bevel gear 203, and in the specific use process, the first motor 201 drives the rotating shaft 202 to drive the driving bevel gear 203 and then drive the two driven bevel gears 204 to rotate synchronously, and the rotation of the driven bevel gears 204 drives the polishing blocks 206 to rotate through the transmission shafts 207, thereby starting the deburring treatment of the two edges of one side of the circuit board.

[0032] As one embodiment in the present embodiment, as Figure 1 and Figure 3As shown, the moving assembly 3 comprises rotating rods 301 arranged in the inner sides of the two placing grooves 15 respectively, the top ends of the two rotating rods 301 are rotationally connected with the inner top walls of the corresponding placing grooves 15, and the bottom ends of the two rotating rods 301 vertically penetrate the bottom end of the machining seat 11 and are rotationally connected with the bottom end of the machining seat 11, the lower end surface of the machining seat 11 is fixedly connected with second motors 302 corresponding to the positions of the two rotating rods 301 respectively, one end of each of the two rotating rods 301 close to the second motor 302 is fixedly connected with the output end of the corresponding second motor 302, the moving assembly 3 further comprises a plurality of transmission rods 303, the same group of a plurality of transmission rods 303 are arranged on one side of the corresponding rotating rod 301, and the two ends of the same group of a plurality of transmission rods 303 are rotationally connected with the inner top wall and the inner bottom wall of the corresponding placing groove 15 respectively, the outer sides of the two rotating rods 301 are fixedly sleeved with rotating wheels 304, the outer sides of a plurality of transmission rods 303 are fixedly sleeved with transmission wheels 305, the outer sides of the same group of a plurality of transmission wheels 305 and the same group of corresponding rotating wheels 304 are sleeved with conveying belts 306, the two rotating wheels 304 drive the same group of a plurality of transmission wheels 305 through the corresponding conveying belts 306 respectively, and the two conveying belts 306 are used in cooperation, and in the specific use process, the corresponding rotating rods 301 are driven by the two second motors 302 to drive the rotating wheels 304 to rotate, the rotation of the rotating wheels 304 drives the conveying belts 306 to run, the transmission wheels 305 on the same group of a plurality of transmission rods 303 will also rotate with the running of the conveying belts 306, and the arrangement of the same group of a plurality of transmission rods 303 and transmission wheels 305 makes the conveying belts 306 more stable during running, reduces the risk of board deviation caused by shaking, and the circuit board to be deburred is placed in the machining groove 14, so that the circuit board can stably advance with the movement of the conveying belt 306, with the movement of the conveying belt 306, the circuit board will be conveyed to the deburring processing area, after processing, the circuit board will continue to move along the conveying belt 306 until the circuit board is completely moved out of the conveying belt 306, when the deburring processing of all circuit boards is completed, the second motor 302 is turned off to stop the rotating rods 301, the transmission rods 303 and the conveying belts 306 from running.

[0033] As an embodiment in the present embodiment, as Figure 1 and Figure 4As shown, the auxiliary assembly 4 comprises a cylinder 401 fixedly connected to the upper end face of the support plate 12, a lifting block 402 slidably connected to the inner side of the top of the processing groove 14, the telescopic end of the cylinder 401 vertically penetrates the support plate 12 and is fixedly connected to the upper end face of the lifting block 402, the upper end face of the support plate 12 is fixedly connected with two telescopic rods 403, the telescopic ends of the two telescopic rods 403 vertically penetrate the support plate 12 and are fixedly connected to the upper end face of the lifting block 402, the lower end face of the lifting block 402 is provided with a movable groove 404, a plurality of auxiliary pulleys 405 are arrayed and rotatably connected to the inner side of the movable groove 404, in the specific use process, the circuit board to be deburred is placed in the processing groove 14, and the circuit board is moved to the deburring treatment area for deburring treatment through the moving assembly 3, when the circuit board starts to move through the conveying belt 306, the telescopic end of the cylinder 401 is controlled to make the lifting block 402 descend, so as to adjust the position of the auxiliary pulley 405, so that the auxiliary pulley 405 can abut against one side of the circuit board, preventing the circuit board from deviating during the deburring treatment, the telescopic rod 403 provides guidance for the upward and downward movement of the lifting block 402, preventing the lifting block 402 from deviating during the upward and downward movement, after the deburring treatment of the circuit board is completed, the circuit board continues to move through the conveying belt 306 until the circuit board completely moves out of the conveying belt 306, at this time, the telescopic end of the cylinder 401 is controlled to retract to drive the lifting block 402 to ascend, so that the auxiliary pulley 405 is away from one side of the circuit board.

[0034] Working principle: through the first motor 201 drive rotating shaft 202 and driving bevel gear 203, in turn drive two driven bevel gear 204 synchronous rotation, finally make polishing block 206 begin to rotate, through the second motor 302 drive rotating rod 301 and rotating wheel 304, make conveying belt 306 begin to run, same group multiple transmission rod 303 and transmission wheel 305 The setting makes conveying belt 306 run stably, the line board to be deburred is placed in processing groove 14, ensure that the line board can advance steadily along with the movement of conveying belt 306, when the line board begins to move through conveying belt 306, through the control of the telescopic end of cylinder 401 makes lifting block 402 drop, lifting block 402 drive auxiliary pulley 405 drop, make it can resist the one side of line board, prevent line board from deviating when deburring, telescopic rod 403 provide orientation for the up-down movement of lifting block 402, ensure that the movement of lifting block 402 and auxiliary pulley 405 is stable, when the line board will be conveyed to the deburring processing area, polishing block 206 rotates under the drive of driving bevel gear 203 and driven bevel gear 204, and the two edges of the side of the line board are deburred, the auxiliary pulley 405 is against the side of the line board, ensure that the line board remains stable during processing, prevent deviation, after the deburring of the line board is completed, conveying belt 306 continues to run, the line board continues to move along conveying belt 306, until completely remove conveying belt 306, when all line boards are deburred, control the telescopic end of cylinder 401 and drive lifting block 402 to rise to make auxiliary pulley 405 away from the side of the line board, close the second motor 302, make rotating rod 301, transmission rod 303 and conveying belt 306 stop running, stop the first motor 201, make polishing block 206 stop rotating.

[0035] The above examples are only used to illustrate the technical solutions of the present application, but not to limit them.

Claims

1. A deburring device for a circuit board production comprising four supporting legs (10), characterized in that: Four said support feet (10) top fixed connection has processing seat (11), the upper end surface of the processing seat (11) is fixedly connected with a support plate (12), the support plate (12) is provided with an auxiliary assembly (4) for assisting the line board deburring, the lower end surface of the line board is fixedly connected with a mounting frame (13), the mounting frame (13) is provided with a deburring assembly (2) for removing the line board burr, the processing groove (14) is set up in the processing seat (11), the opposite two sides of the processing groove (14) are provided with a placing groove (15), two said placing grooves (15) are provided with a moving assembly (3) for moving the line board.

2. The burring device for a circuit board production according to claim 1, wherein: The deburring assembly (2) includes a first motor (201) fixedly connected to the lower end of the mounting frame (13), the output end of the first motor (201) is fixedly connected with a rotating shaft (202), the end of the rotating shaft (202) away from the first motor (201) penetrates the mounting frame (13) vertically and is rotatably connected with the mounting frame (13), the outer side of the end of the rotating shaft (202) away from the first motor (201) is fixedly sleeved with a driving bevel gear (203), both sides of the driving bevel gear (203) are provided with a driven bevel gear (204), and the two driven bevel gears (204) are symmetrically arranged.

3. The burring device for manufacturing a circuit board according to claim 2, wherein: The deburring assembly (2) further comprises an installation groove (205) formed in the bottom wall of the processing groove (14), two said installation grooves (205) are provided with a polishing block (206), the lower end surface of the two polishing blocks (206) is fixedly connected with a transmission shaft (207), the bottom end of the two transmission shafts (207) penetrates the bottom end of the processing seat (11) and the corresponding driven bevel gear (204) and is rotatably connected with the bottom end of the processing seat (11), and the two transmission shafts (207) are respectively fixedly connected with the corresponding driven bevel gears (204).

4. The burring device for manufacturing a circuit board according to claim 1, wherein: The moving assembly (3) includes rotating rods (301) arranged in the inner sides of the two placing grooves (15), respectively, the top ends of the two rotating rods (301) are rotatably connected with the inner top walls of the corresponding placing grooves (15), and the bottom ends of the two rotating rods (301) vertically penetrate the bottom end of the processing seat (11) and are rotatably connected with the bottom end of the processing seat (11), the lower end surface of the processing seat (11) is fixedly connected with a second motor (302) corresponding to the positions of the two rotating rods (301), respectively, one end of the two rotating rods (301) close to the second motor (302) is fixedly connected with the output end of the corresponding second motor (302).

5. The burring device for manufacturing a circuit board according to claim 1, wherein: The moving assembly (3) further comprises a plurality of transmission rods (303), the same group of the plurality of transmission rods (303) are arranged on one side of the corresponding rotating rod (301) respectively, two ends of the same group of the plurality of transmission rods (303) are rotatably connected with the inner top wall and the inner bottom wall of the corresponding placing groove (15) respectively, the outer side of the two rotating rods (301) is fixedly sleeved with a rotating wheel (304), the outer side of the plurality of transmission rods (303) is fixedly sleeved with a transmission wheel (305), the outer side of the same group of the plurality of transmission wheels (305) and the same group of the corresponding rotating wheels (304) is sleeved with a conveying belt (306).

6. The burring device for manufacturing a circuit board according to claim 1, wherein: The auxiliary assembly (4) comprises a cylinder (401) fixedly connected to the upper end face of the supporting plate (12), the processing groove (14) is slidably connected with a lifting block (402) on the top inner side, the telescopic end of the cylinder (401) penetrates the supporting plate (12) vertically and is fixedly connected with the upper end face of the lifting block (402), the upper end face of the supporting plate (12) is fixedly connected with a telescopic rod (403) on both sides, the telescopic ends of the two telescopic rods (403) penetrate the supporting plate (12) vertically and are fixedly connected with the upper end face of the lifting block (402), the lower end face of the lifting block (402) is provided with a movable groove (404), and a plurality of auxiliary pulleys (405) are rotatably connected on the inner side of the movable groove (404).

7. The burring device for manufacturing a circuit board according to claim 5, wherein: The two rotating wheels (304) are respectively connected with the same group of the plurality of transmission wheels (305) through the corresponding conveying belts (306), and the two conveying belts (306) are used in cooperation.

8. The burring device for manufacturing a circuit board according to claim 3, wherein: The two driven bevel gears (204) are rotatably connected with the driving bevel gear (203).

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