Fixture workbench for PCB (printed circuit board) production

Abstract

The utility model discloses a fixture workbench for PCB production, which comprises a PCB processing table, one end of the PCB processing table is fixedly provided with a cleaning assembly for cleaning scraps of a PCB, the cleaning assembly is flush with the PCB processing table, the lower surface of the PCB processing table is fixedly provided with a clamping assembly for clamping the PCB, and the PCB processing table is provided with a clamping assembly for clamping the PCB. The clamping assembly slidably penetrates through the upper surface from the lower surface of the PCB machining table, discharging ports are formed in the two sides of the PCB machining table, and containers can be placed at the lower ends of the discharging ports for bearing. Through the design of the clamping assembly and the sweeping assembly, the PCB machining table can be automatically swept, it can be ensured that in the clamping process of another set of circuit boards, the situation that the circuit boards are jacked up by chippings or damaged by pressing in the clamping process is avoided, and the machining efficiency of the PCB machining table is improved. And thus, the stability and the accuracy in the circuit board processing process are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB circuit boards, in particular to a clamp workbench for producing PCB circuit boards. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. Circuit boards can be called printed circuit boards or printed circuit boards, circuit boards (FPC circuit boards are also called flexible circuit boards. Flexible circuit boards are made of polyimide or polyester film as substrates. They are highly reliable and extremely flexible printed circuit boards. They have the characteristics of high wiring density, light weight, thin thickness, and good bending properties.) and the birth and development of hard-and-soft boards - FPC and PCBs have given rise to a new product, the hard-and-soft board. Therefore, the hard-and-soft board is a flexible circuit board and a hard circuit board, which are combined together according to relevant process requirements after lamination and other processes to form a circuit board with FPC characteristics and PCB characteristics.

[0003] For example, the patent with the national authorized patent announcement number CN212115797U discloses a fixture workbench for PCB circuit board production, including a fixed chassis, both sides of the top of the fixed chassis are fixedly connected with a fixed plate, the top of the fixed plate is fixedly connected with a horizontal plate, the inner side of the horizontal plate is fixedly connected with a lighting device, and both sides of the front and rear ends of the top of the fixed chassis are provided with fixed blocks. The utility model fixes the pressing plate by setting a connecting mechanism, and then moves the pressing plate downward to fix the top of the circuit board through an adjusting mechanism to prevent the circuit board from tilting, thereby achieving the effect of preventing the PCB circuit board from tilting, and solves the problem that the existing fixture workbench for PCB circuit board production cannot prevent the PCB circuit board from tilting. The fixture workbench for PCB circuit board production has the advantage of preventing the PCB circuit board from tilting, and the user will not be fixed by the fixture workbench for PCB circuit board production by moving the fixtures on both sides inward when using it.

[0004] However, the above-mentioned PCB production fixture workbench does not have the function of automatically cleaning the debris generated on the workbench after processing the circuit board, which will cause the circuit board to be lifted up when clamping another set of circuit boards if there are debris under the circuit board, thereby causing factors such as unstable clamping, and the debris will also damage the circuit board during the clamping process;

[0005] At the same time, the debris may also adhere to the components and wires of the circuit board, affecting the normal operation of the circuit. If the debris is conductive, it may also cause problems such as short circuits. Utility Model Content

[0006] The utility model aims to provide a fixture workbench for PCB circuit board production, so as to solve the problem in the above background technology that the debris generated on the workbench cannot be automatically cleaned after the circuit board is processed.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A clamp workbench for PCB circuit board production includes: a PCB circuit board processing table, a cleaning component for cleaning PCB circuit board debris is fixedly installed at one end of the PCB circuit board processing table, the cleaning component is flush with the PCB circuit board processing table, a clamping component for clamping the PCB circuit board is fixedly installed on the lower surface of the PCB circuit board processing table, and the clamping component slides from the lower surface of the PCB circuit board processing table to the upper surface.

[0009] Preferably, discharge ports are provided on both sides of the PCB circuit board processing table, and containers can be placed at the lower ends of the discharge ports.

[0010] Preferably, the cleaning assembly includes a linear module, which is fixedly mounted on one end of a PCB circuit board processing table, a guide rail groove is provided at one end of a movable block of the linear module, a guide rail block is damped and slidably mounted in the guide rail groove, and a cleaning brush is fixedly mounted at one end of the guide rail block.

[0011] Preferably, the cleaning brush can push and sweep the debris on the surface of the PCB circuit board processing table into the discharge port.

[0012] Preferably, a pull ring is fixedly mounted on the upper surface of the guide rail block.

[0013] Preferably, the clamping assembly includes an electric push rod, which is fixedly mounted on the lower surface of the PCB circuit board processing table, and a connecting frame is fixedly mounted on the lower surface of the piston rod of the electric push rod, and a first connecting rod and a second connecting rod are fixedly mounted on both sides of the connecting frame, and the first connecting rod and the second connecting rod slide from the lower surface of the PCB circuit board processing table to the upper surface, and a guide groove is formed at one end of the inner side of the first connecting rod and the second connecting rod, and a lower pressure plate is slidably mounted between the two groups of guide grooves.

[0014] Preferably, the pressure pad on the lower surface of the lower pressure plate is made of rubber.

[0015] Preferably, a threaded rod is rotatably installed in the guide groove of the second connecting rod, and two ends of the threaded rod are respectively threaded through the first connecting rod and the second connecting rod.

[0016] Preferably, the thread rotation directions at both ends of the threaded rod are forward and reverse respectively.

[0017] Preferably, a rubbing disc is fixedly mounted between the outer surfaces of the threaded rods, and the rubbing disc is rotatably mounted between the second connecting rods.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. Through the design of the PCB processing table, the cleaning component and the clamping component, when processing the circuit board, the staff can start the clamping component to lift it from the upper surface of the PCB processing table, and then the staff can rub the rubbing plate to drive the first connecting rod and the second connecting rod to expand outward or shrink inward synchronously to match the length or width of the circuit board, or avoid the part of the circuit board that needs to be processed, and then the clamping component can be started again to descend and press down on both ends of the upper surface of the circuit board, and the clamping method of pressing down can prevent the circuit board from warping during the processing of the circuit board, and this adjustment method can match all types of circuit boards that are not larger than the PCB processing table and perform downward clamping operations on them, thereby improving the utilization rate and practicality of this device;

[0020] After the circuit board is processed and taken out from the clamping assembly, the guide block in the cleaning assembly can be pressed to drive the cleaning brush to touch the surface of the PCB circuit board processing table. Then the cleaning assembly can be started to slide back and forth on the surface of the PCB circuit board processing table for multiple cleaning operations, and the debris will be cleaned into the discharge port and received and collected by the container.

[0021] 2. Through the design of the linear module, guide block, guide groove and cleaning brush, after the circuit board is processed and taken out from the clamping assembly, the guide block can be pressed to slide downward in the guide groove of the linear module moving block, and at the same time, the cleaning brush can be driven to touch the surface of the PCB circuit board processing table. Then the linear module can be started to drive the cleaning brush to slide back and forth on the surface of the PCB circuit board processing table for multiple cleaning operations, and the debris will be swept into the discharge port and received and collected by the container. In the process of the cleaning brush sliding over the clamping assembly, the cleaning brush will slide over the arc chamfers on the upper surfaces of the first connecting rod and the second connecting rod. Through the cleaning operation of the PCB circuit board processing table, it can be ensured that in the process of clamping another group of circuit boards, the circuit board will not be propped up by debris, or the circuit board will be damaged during the clamping process, thereby improving the stability and accuracy of the circuit board processing process.

[0022] 3. Through the design of the electric push rod, the first connecting rod, the second connecting rod, the rubbing disc, the threaded rod pulling and the lower pressure plate, when processing the circuit board, the staff can start the electric push rod to make the first connecting rod and the second connecting rod perform a lifting operation on the upper surface of the PCB circuit board processing table, and then the staff can place the circuit board on the PCB circuit board processing table, and then the staff can rub the rubbing disc forward or reversely according to the length or width of the circuit board to drive the threaded rod to rotate in the guide groove, and the threaded rod can use the forward and reverse threaded parts to thread the two groups of lower pressure plates to synchronously move toward the center or expand outward, so that they can match the length or width of the circuit board, or avoid the part of the circuit board that needs to be processed, and then the electric push rod can be started again to push the connecting frame and drive the first connecting rod and the second connecting rod to move downward, which can drive the two groups of lower pressure plates between the first connecting rod and the second connecting rod to press down on the upper surface of the circuit board, that is, complete the clamping operation of the circuit board, and the clamping method of pressing down can avoid the warping of the circuit board during the processing of the circuit board, so that the circuit board is more stable during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the fixture workbench for PCB circuit board production of the utility model;

[0024] Figure 2 It is a schematic diagram of the structure of the rising clamping assembly of the utility model;

[0025] Figure 3 This is a schematic diagram of the cleaning component structure of the utility model;

[0026] Figure 4 It is a schematic diagram of the overall structure of the clamping assembly of the utility model.

[0027] In the figure: 1. PCB circuit board processing table; 101. discharge port; 2. cleaning component; 201. linear module; 202. pull ring; 203. guide groove; 204. guide block; 205. cleaning brush; 3. clamping component; 301. connecting frame; 302. electric push rod; 303. first connecting rod; 304. second connecting rod; 305. rubbing plate; 306. threaded rod; 307. lower pressure plate; 308. guide groove. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-Figure 4 , this embodiment provides the following technical solutions:

[0030] like Figure 1-Figure 2 As shown, a fixture workbench for PCB circuit board production includes: a PCB circuit board processing table 1, a cleaning component 2 for cleaning PCB circuit board debris is fixedly installed at one end of the PCB circuit board processing table 1, the cleaning component 2 is flush with the PCB circuit board processing table 1, and a clamping component 3 for clamping the PCB circuit board is fixedly installed on the lower surface of the PCB circuit board processing table 1, and the clamping component 3 slides from the lower surface of the PCB circuit board processing table 1 to the upper surface.

[0031] Discharge ports 101 are provided on both sides of the PCB processing platform 1 , and containers can be placed at the lower ends of the discharge ports 101 .

[0032] Through the design of the PCB circuit board processing table 1, the cleaning component 2 and the clamping component 3, when processing the circuit board, the staff can start the clamping component 3 to lift it from the upper surface of the PCB circuit board processing table 1, and then the staff can rub the rubbing plate 305 therein to drive the first connecting rod 303 and the second connecting rod 304 to expand outward or shrink inward synchronously to match the length or width of the circuit board, or avoid the part of the circuit board that needs to be processed, and then the clamping component 3 can be started again to descend and press down on the two ends of the upper surface of the circuit board, and the clamping method of pressing down can avoid the circuit board from warping during the processing of the circuit board, and this adjustment method can match all types of circuit boards that are not larger than the PCB circuit board processing table 1 and perform pressing and clamping operations on them, thereby improving the utilization rate and practicality of this device;

[0033] After the circuit board is processed and taken out from the clamping assembly 3, the guide block 204 in the cleaning assembly 2 can be pressed to drive the cleaning brush 205 to touch the surface of the PCB circuit board processing table 1, and then the cleaning assembly 2 can be started to slide back and forth on the surface of the PCB circuit board processing table 1 for multiple cleaning operations, and the debris will be cleaned into the discharge port 101 and received and collected in a centralized manner through a container.

[0034] like Figure 3 As shown, the cleaning component 2 includes a linear module 201, which is fixedly mounted on one end of the PCB circuit board processing table 1. A guide rail groove 203 is provided at one end of the moving block of the linear module 201. A guide rail block 204 is damped and slidably mounted in the guide rail groove 203. A cleaning brush 205 is fixedly mounted at one end of the guide rail block 204.

[0035] The cleaning brush 205 can sweep the debris on the surface of the PCB circuit board processing table 1 into the discharge port 101 .

[0036] A pull ring 202 is fixedly mounted on the upper surface of the guide rail block 204 .

[0037] Through the design of the linear module 201, the guide rail block 204, the guide rail groove 203 and the cleaning brush 205, after the circuit board is processed and taken out from the clamping assembly 3, the guide rail block 204 can be pressed to slide downward in the guide rail groove 203 of the moving block of the linear module 201, and at the same time, the cleaning brush 205 can be driven to touch the surface of the PCB circuit board processing table 1, and then the linear module 201 can be started to drive the cleaning brush 205 to slide back and forth on the surface of the PCB circuit board processing table 1 for multiple times to perform a cleaning operation, and the debris will be cleaned away. It is swept into the discharge port 101 and received and collected by the container. When the cleaning brush 205 slides over the clamping assembly 3, the cleaning brush 205 will slide over the arc chamfers on the upper surfaces of the first connecting rod 303 and the second connecting rod 304. Through the cleaning operation of the PCB circuit board processing table 1, it can ensure that in the process of clamping another group of circuit boards, the debris can be prevented from propping up the circuit board or damaging the circuit board during the clamping process, thereby improving the stability and accuracy of the circuit board processing process.

[0038] like Figure 4 As shown, the clamping assembly 3 includes an electric push rod 302, which is fixedly installed on the lower surface of the PCB circuit board processing table 1. A connecting frame 301 is fixedly installed on the lower surface of the piston rod of the electric push rod 302. A first connecting rod 303 and a second connecting rod 304 are fixedly installed on both sides of the connecting frame 301. The first connecting rod 303 and the second connecting rod 304 slide from the lower surface of the PCB circuit board processing table 1 to the upper surface. A guide groove 308 is provided at one end of the inner side of the first connecting rod 303 and the second connecting rod 304, and a lower pressure plate 307 is slidably installed between the two sets of guide grooves 308.

[0039] The pressure pad on the lower surface of the lower pressure plate 307 is made of rubber.

[0040] A threaded rod 306 is rotatably mounted in the guide groove 308 of the second connecting rod 304 , and two ends of the threaded rod 306 are threadedly passed through the first connecting rod 303 and the second connecting rod 304 , respectively.

[0041] The threaded rotation directions at both ends of the threaded rod 306 are respectively forward and reverse.

[0042] A scrubbing disc 305 is fixedly mounted between the outer surfaces of the threaded rods 306 , and the scrubbing disc 305 is rotatably mounted between the second connecting rods 304 .

[0043] Through the design of the electric push rod 302, the first connecting rod 303, the second connecting rod 304, the rubbing plate 305, the threaded rod 306 pulling and the lower pressing plate 307, when processing the circuit board, the staff can start the electric push rod 302 to make the first connecting rod 303 and the second connecting rod 304 lift on the upper surface of the PCB circuit board processing table 1, and then the staff can place the circuit board on the PCB circuit board processing table 1, and then the staff can rub the rubbing plate 305 forward or reverse according to the length or width of the circuit board to drive the threaded rod 306 to rotate in the guide groove 308, and the threaded rod 306 can be moved by the forward and reverse screws. The grooves are used to thread the two groups of lower pressure plates 307 to move toward the center or expand outward synchronously to match the length or width of the circuit board, or to avoid the part of the circuit board that needs to be processed. Then, the electric push rod 302 can be started again to push the connecting frame 301 and drive the first connecting rod 303 and the second connecting rod 304 to move downward, which can drive the two groups of lower pressure plates 307 between the first connecting rod 303 and the second connecting rod 304 to press down on the upper surface of the circuit board, thus completing the clamping operation of the circuit board. The clamping method of pressing down can avoid the warping of the circuit board during the processing of the circuit board, making the circuit board more stable during the processing.

[0044] According to the above technical scheme, the working steps of this scheme are summarized and sorted out: when processing the circuit board, the staff can start the electric push rod 302 to make the first connecting rod 303 and the second connecting rod 304 perform a lifting operation on the upper surface of the PCB circuit board processing table 1, and then the staff can place the circuit board on the PCB circuit board processing table 1, and then the staff can rub the rubbing plate 305 forward or reversely according to the length or width of the circuit board to drive the threaded rod 306 to rotate in the guide groove 308, and the threaded rod 306 can use the forward and reverse threaded parts to thread the two groups of lower pressure plates 307 to synchronously move toward the center or expand outward to match the length or width of the circuit board, or avoid the part of the circuit board that needs to be processed, and then the electric push rod 302 can be started again to push the connecting frame 301 and drive the first connecting rod 303 and the second connecting rod 304 to move downward, which can drive the first The two sets of lower pressure plates 307 between the connecting rod 303 and the second connecting rod 304 are pressed down on the upper surface of the circuit board, completing the clamping operation of the circuit board. After the circuit board is processed and taken out from the lower pressure plate 307, the guide block 204 can be pressed to slide downward in the guide groove 203 of the moving block of the linear module 201, and at the same time drive the cleaning brush 205 to touch the surface of the PCB circuit board processing table 1, and then the linear module 201 can be started to drive the cleaning brush 205 to slide back and forth on the surface of the PCB circuit board processing table 1 for multiple times to perform a cleaning operation, and the debris will be swept into the discharge port 101 and received and collected by the container. In the process of the cleaning brush 205 sliding over the clamping assembly 3, the cleaning brush 205 will slide over the arc chamfers on the upper surfaces of the first connecting rod 303 and the second connecting rod 304, and the PCB circuit board processing table 1 will be cleaned.

[0045] In summary: the automatic cleaning operation of the PCB circuit board processing table 1 can ensure that during the clamping process of another group of circuit boards, debris is prevented from propping up the circuit board or damaging the circuit board during the clamping process, thereby improving the stability and accuracy of the circuit board processing process.

[0046] Parts not involved in the present invention are the same as the prior art or can be implemented by the prior art. Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A fixture workbench for PCB circuit board production, characterized in that: include: A PCB circuit board processing table (1), wherein a cleaning component (2) for cleaning PCB circuit board debris is fixedly mounted on one end of the PCB circuit board processing table (1), wherein the cleaning component (2) is flush with the PCB circuit board processing table (1), and a clamping component (3) for clamping the PCB circuit board is fixedly mounted on the lower surface of the PCB circuit board processing table (1), wherein the clamping component (3) slides from the lower surface of the PCB circuit board processing table (1) to the upper surface.

2. A fixture workbench for PCB circuit board production according to claim 1, characterized in that: Discharge ports (101) are provided on both sides of the PCB circuit board processing table (1), and containers can be placed at the lower ends of the discharge ports (101).

3. The fixture workbench for PCB circuit board production according to claim 1, characterized in that: The cleaning component (2) comprises a linear module (201), the linear module (201) being fixedly mounted on one end of a PCB circuit board processing table (1), a guide rail groove (203) being provided at one end of a movable block of the linear module (201), a guide rail block (204) being damped and slidably mounted in the guide rail groove (203), and a cleaning brush (205) being fixedly mounted on one end of the guide rail block (204).

4. A fixture workbench for PCB circuit board production according to claim 3, characterized in that: The cleaning brush (205) can sweep the debris on the surface of the PCB circuit board processing table (1) into the discharge port (101).

5. The fixture workbench for PCB circuit board production according to claim 3, characterized in that: A pull ring (202) is fixedly mounted on the upper surface of the guide rail block (204).

6. The fixture workbench for PCB circuit board production according to claim 1, characterized in that: The clamping assembly (3) comprises an electric push rod (302), the electric push rod (302) being fixedly mounted on the lower surface of the PCB circuit board processing table (1), a connecting frame (301) being fixedly mounted on the lower surface of the piston rod of the electric push rod (302), a first connecting rod (303) and a second connecting rod (304) being fixedly mounted on both sides of the connecting frame (301), the first connecting rod (303) and the second connecting rod (304) slidingly passing through from the lower surface of the PCB circuit board processing table (1) to the upper surface, a guide groove (308) being provided at one end of the inner side of the first connecting rod (303) and the second connecting rod (304), a lower pressure plate (307) being slidably mounted between the two groups of the guide grooves (308).

7. A fixture workbench for PCB circuit board production according to claim 6, characterized in that: The pressure pad on the lower surface of the lower pressure plate (307) is made of rubber.

8. The fixture workbench for PCB circuit board production according to claim 6, characterized in that: A threaded rod (306) is rotatably mounted in the guide groove (308) of the second connecting rod (304), and two ends of the threaded rod (306) are respectively threaded through the first connecting rod (303) and the second connecting rod (304).

9. A fixture workbench for PCB circuit board production according to claim 8, characterized in that: The threaded rotation directions at both ends of the threaded rod (306) are respectively forward and reverse.

10. The fixture workbench for PCB circuit board production according to claim 8, characterized in that: A scrubbing disc (305) is fixedly mounted between the outer surfaces of the threaded rods (306), and the scrubbing disc (305) is rotatably mounted between the second connecting rods (304).

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