PCB clamping device

Abstract

The utility model relates to the technical field of PCB production equipment, in particular to a PCB clamping device which comprises a fixed base, the upper side of the fixed base is rotationally connected with a machining platform, the upper surface of the machining platform is fixedly connected with a supporting frame, and an adjusting assembly is arranged in the machining platform. The adjusting assembly comprises a limiting groove, an electric motor, a two-way screw rod, a linear guide rail, adjusting plates, a transmission block and a guide block, the adjusting plates are arranged in a left group and a right group, connecting blocks are fixedly connected to the upper surfaces of the two groups of adjusting plates, clamping plates are fixedly connected to the upper sides of the connecting blocks in an inserted mode, and rubber cushion blocks are fixedly connected to the surfaces of the opposite sides of the two groups of clamping plates. According to the clamping device, the PCBs of different sizes are clamped and fixed through the adjusting assembly, meanwhile, the clamping plates are replaced, and the clamping plates matched with the PCBs in shape are installed, so that the clamping device is suitable for the PCBs of different shapes, the adaptability of the clamping device is effectively improved, meanwhile, the clamping stability of the PCBs is improved, and the machining quality of the PCBs is improved.

Description

Technical Field

[0001] This utility model relates to the field of PCB board production equipment technology, specifically to a PCB board clamping device. Background Technology

[0002] A PCB, also known as a printed circuit board, is an important electronic component. It serves as the support for electronic components and the carrier for their electrical connections. Because it is manufactured using electronic printing technology, it is called a "printed" circuit board.

[0003] During the production and processing of PCB boards, clamping devices are needed to clamp and fix them. The clamping devices in existing equipment are inconvenient to adjust and cannot adapt to PCB boards of different shapes and sizes, resulting in low adaptability.

[0004] Therefore, it is necessary to invent a PCB board clamping device to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a PCB board clamping device to solve the problems of inconvenient adjustment of clamping devices, inability to adapt to PCB boards of different shapes and sizes, and low adaptability in the present invention.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a PCB board clamping device, including a fixed base, a processing platform rotatably connected to the upper side of the fixed base, a support frame fixedly connected to the upper surface of the processing platform, an adjustment component inside the processing platform, the adjustment component including a limiting groove, an electric motor, a bidirectional screw, a linear guide rail, an adjustment plate, a transmission block and a guide block, the adjustment plate being provided in two sets, left and right, a connecting block fixedly connected to the upper surface of each set of adjustment plates, a clamping plate being inserted and fixedly connected to the upper side of the connecting block, and a rubber pad fixedly connected to the opposite side surface of each set of clamping plates.

[0007] By adopting the above technical solution, multiple sets of different clamping plates are set according to the different shapes of PCB boards, so that the clamping plates are adapted to the shape of the PCB boards. During use, different clamping plates are replaced according to different PCB boards, making it suitable for PCB boards of different shapes and improving the adaptability of the clamping device. At the same time, the electric motor, bidirectional screw, linear guide, transmission block and guide block work together to adjust the distance between the two sets of adjustment plates, thereby adjusting the position of the clamping plates on both sides, realizing the clamping and fixing of PCB boards of different sizes, effectively improving the stability of PCB board clamping and the processing quality of PCB boards.

[0008] Optionally, a rotary cylinder is fixedly installed inside the fixed base, and the output end of the rotary cylinder is fixedly connected to the center of the lower surface of the processing platform.

[0009] By adopting the above technical scheme, the rotating air cylinder drives the machining platform to rotate, thereby adjusting the angle of the PCB, so that the PCB is suitable for different machining angles, and the machining convenience of the PCB is further improved.

[0010] Optionally, an equipment groove is formed in the inside of the machining platform, a bidirectional screw is rotatably connected to the middle position between the inner walls of the left and right sides of the equipment groove, linear guides are fixedly connected to the front and rear positions between the inner walls of the left and right sides of the equipment groove, and three groups of transverse limiting grooves are formed in the upper surface of the machining platform, and the three groups of limiting grooves are located on the upper sides of the bidirectional screw and the linear guides.

[0011] Optionally, an installation groove is formed in the right side of the equipment groove in the inside of the machining platform, the electric motor is fixedly installed in the inside of the installation groove, and the output end of the electric motor is fixedly connected to the right end of the bidirectional screw through a shaft coupling.

[0012] By adopting the above technical scheme, the output end of the electric motor drives the bidirectional screw to rotate.

[0013] Optionally, transmission blocks are fixedly connected to the middle positions of the lower surfaces of the two groups of adjusting plates, guide blocks are fixedly connected to the front and rear positions of the lower surfaces of the two groups of adjusting plates, the transmission blocks and the guide blocks are slidably connected to the limiting grooves, the lower end of the transmission block is threadedly connected to the surface of the bidirectional screw, and the lower end of the guide block is slidably connected to the linear guide.

[0014] By adopting the above technical scheme, the transmission blocks on the two sides are synchronously slid during the rotation of the bidirectional screw, so that the two groups of transmission blocks are moved close to or away from each other, thereby driving the two groups of adjusting plates to slide close to or away from each other.

[0015] Optionally, plug-in grooves are formed in the front and rear positions of the upper surface of the connecting block, two groups of plug-in rods are fixedly connected to the lower surface of the clamping plate, the plug-in rods are plugged into the plug-in grooves, locking grooves are formed in the surfaces of the plug-in rods, and inclined surfaces are cut on the lower ends of the plug-in rods.

[0016] By adopting the above technical scheme, the plug-in rods are plugged into the plug-in grooves to fix the clamping plate on the upper side of the connecting block.

[0017] Optionally, front and rear groups of positioning grooves are formed in the inside of the connecting block, the ends of the two groups of positioning grooves are respectively communicated with the two groups of plug-in grooves, locking rods are slidably connected to the insides of the two groups of positioning grooves, an inclined surface is cut on the end of the locking rod close to the plug-in groove, locking springs are arranged in the insides of the positioning grooves, and the two ends of the locking spring are respectively abutted against the locking rod and the side wall of the positioning groove.

[0018] By adopting the technical scheme, when the plug-in rod is inserted into the plug-in groove, the locking spring pushes the locking rod outward, inserts the locking rod into the locking groove, and fixes the plug-in rod in the plug-in groove, thereby improving the stability of the clamping plate during use.

[0019] Optionally, two groups of the side surfaces of the connecting blocks away from each other are provided with two groups of adjusting grooves, the adjusting grooves are in communication with the positioning grooves, and adjusting blocks are slidably connected in the adjusting grooves.

[0020] By adopting the technical scheme, when the plug-in rod is inserted into the plug-in groove, the locking spring pushes the locking rod outward, inserts the locking rod into the locking groove, and fixes the plug-in rod in the plug-in groove, thereby improving the stability of the clamping plate during use.

[0021] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0022] 1. The utility model discloses a distance between two groups of adjusting plates is adjusted through the adjusting assembly, and then the positions of the clamping plates on the two sides are adjusted, different sizes of PCBs are clamped and fixed, the clamping plates are replaced, the clamping plates that are adapted to the shapes of the PCBs are installed, the clamping device is adapted to different shapes of PCBs, the adaptability of the clamping device is effectively improved, the stability of clamping the PCBs is improved, and the processing quality of the PCBs is improved.

[0023] 2. The utility model discloses a rotating cylinder is used to drive the machining platform to rotate, and then the angle of the PCB is adjusted, the PCB is adapted to different processing angles, and the processing convenience of the PCB is further improved. DRAWINGS

[0024] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0025] Fig. 2 It is the outside structure schematic diagram of the machining platform of the utility model;

[0026] Fig. 3 It is the inside structure schematic diagram of the equipment groove of the utility model;

[0027] Fig. 4 It is the adjusting plate structure schematic diagram of the utility model;

[0028] Fig. 5 It is the outside structure schematic diagram of the connecting block of the utility model;

[0029] Fig. 6 It is the inside structure schematic diagram of the connecting block of the utility model.

[0030] Mark explanation:

[0031] 1, fixed base; 11, rotating cylinder; 2, processing platform; 21, equipment slot; 22, limiting slot; 23, mounting slot; 24, support frame; 25, electric motor; 26, bidirectional screw; 27, linear guide rail; 3, adjusting plate; 31, transmission block; 32, guide block; 4, connecting block; 41, plug-in slot; 42, positioning slot; 43, locking rod; 44, locking spring; 45, adjusting slot; 46, adjusting block; 5, clamping plate; 51, plug-in rod; 52, locking slot; 53, rubber pad. DETAILED DESCRIPTION

[0032] In order to make the technical personnel in the art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below with reference to the drawings.

[0033] The utility model provides a kind of PCB clamping device as Figs. 1 to 4 As shown in a kind of PCB clamping device, including fixed base 1, the upper side of fixed base 1 is rotatably connected with processing platform 2, and rotating cylinder 11 is fixedly installed in the inside of fixed base 1, and the output end of rotating cylinder 11 is fixedly connected with the center of the lower surface of processing platform 2, and support frame 24 is fixedly connected on the upper surface of processing platform 2, and adjusting assembly is arranged in the inside of processing platform 2, and adjusting assembly includes limiting slot 22, electric motor 25, bidirectional screw 26, linear guide rail 27, adjusting plate 3, transmission block 31 and guide block 32, adjusting plate 3 is provided with left and right two groups, and the upper surface of two groups of adjusting plate 3 is fixedly connected with connecting block 4, and clamping plate 5 is inserted and fixed on the upper side of connecting block 4, and the opposite side surface of two groups of clamping plate 5 is fixedly connected with rubber pad 53.

[0034] Among them, in the process of using, according to the shape of PCB, replace the clamping plate 5 matched with it, so that clamping plate 5 is tightly attached to the edge of PCB, improve the fixing strength of PCB, to further improve the stability of PCB in the process of processing, under the cooperation of adjusting assembly, it can adapt to different sizes of PCB, further improve the adaptability of clamping device, and rubber pad 53 protects the edge of PCB, avoids causing damage to the edge of PCB, in addition, in the process of processing, rotating cylinder 11 drives processing platform 2 to rotate above fixed base 1, adjusts the angle of PCB, is convenient for processing different angles of PCB.

[0035] Refer to Figs. 2 to 3The inner part of the processing platform 2 is provided with an equipment groove 21, a bidirectional screw 26 is rotationally connected to the middle position between the inner walls of the left and right sides of the equipment groove 21, linear guides 27 are fixedly connected to the front and rear positions between the inner walls of the left and right sides of the equipment groove 21, three groups of transverse limiting grooves 22 are formed on the upper surface of the processing platform 2, the three groups of limiting grooves 22 are located on the upper side of the bidirectional screw 26 and the linear guides 27, an installation groove 23 is formed in the inner part of the processing platform 2 at the right side of the equipment groove 21, an electric motor 25 is fixedly installed in the inner part of the installation groove 23, the output end of the electric motor 25 is fixedly connected with the right end of the bidirectional screw 26 through a shaft coupling, transmission blocks 31 are fixedly connected to the middle positions of the lower surfaces of the two groups of adjusting plates 3, guide blocks 32 are fixedly connected to the front and rear positions of the lower surfaces of the two groups of adjusting plates 3, the transmission blocks 31 and the guide blocks 32 are slidably connected with the limiting grooves 22, the lower end of the transmission block 31 is threadedly connected with the surface of the bidirectional screw 26, and the lower end of the guide block 32 is slidably connected with the linear guide 27.

[0036] Specifically, during clamping of the PCB, the PCB is placed on the upper side of the support frame 24, at this time, the electric motor 25 is started, the output end of the electric motor 25 drives the bidirectional screw 26 to rotate clockwise, under the action of the two guide blocks 32 and the linear guides 27, the bidirectional screw 26 drives the transmission blocks 31 on the two sides to slide inward synchronously, thereby driving the adjusting plates 3 on the two sides to slide inward and close, at this time, the adjusting plates 3 drive the connecting blocks 4 and the clamping plates 5 to slide inward and close, the clamping plates 5 on the two sides clamp and fix the PCB on the surface of the support frame 24, conversely, during disassembly of the PCB, the output end of the electric motor 25 drives the bidirectional screw 26 to rotate counterclockwise, thereby driving the adjusting plates 3, the connecting blocks 4 and the clamping plates 5 on the two sides to separate, the PCB is loosened, and then the PCB is taken off.

[0037] Referring to Figs. 4 to 6 The upper surfaces of the connecting blocks 4 are provided with plug-in grooves 41 at the front and rear positions, the lower surfaces of the clamping plates 5 are fixedly connected with two plug-in rods 51, the plug-in rods 51 are plugged into the plug-in grooves 41, the surfaces of the plug-in rods 51 are provided with locking grooves 52, the lower ends of the plug-in rods 51 are chamfered, the inner parts of the connecting blocks 4 are provided with two groups of positioning grooves 42, the ends of the two groups of positioning grooves 42 are respectively communicated with the two groups of plug-in grooves 41, the inner parts of the two groups of positioning grooves 42 are slidably connected with locking rods 43, the ends of the locking rods 43 close to the plug-in grooves 41 are chamfered, the inner parts of the positioning grooves 42 are provided with locking springs 44, the two ends of the locking springs 44 are respectively abutted with the locking rods 43 and the side walls of the positioning grooves 42, the side surfaces of the two groups of connecting blocks 4 away from each other are respectively provided with two groups of adjusting grooves 45, the adjusting grooves 45 are communicated with the positioning grooves 42, the inner parts of the adjusting grooves 45 are slidably connected with adjusting blocks 46, and the inner side ends of the adjusting blocks 46 are fixedly connected with the surfaces of the locking rods 43.

[0038] In addition, during replacement of the clamping plate 5, the two groups of adjusting blocks 46 on the side of the connecting block 4 are pressed inward, thereby driving the two groups of locking rods 43 to slide inward synchronously, so that the end of the locking rod 43 is separated from the locking groove 52, the plug-in rod 51 is unlocked, and then the clamping plate 5 can be directly removed. When the clamping plate 5 that is adapted to the PCB plate is installed, the clamping plate 5 is directly placed on the upper side of the connecting block 4, and the plug-in rod 51 is inserted into the inside of the plug-in groove 41. At this time, since the end of the locking rod 43 and the lower end of the plug-in rod 51 are both inclined surfaces, during downward sliding of the plug-in rod 51, the locking rod 43 is automatically pushed inward, and the locking spring 44 is compressed. When the locking groove 52 moves to the end of the locking rod 43, the locking spring 44 automatically pushes the locking rod 43 outward, inserts the locking rod 43 into the inside of the locking groove 52, locks and fixes the plug-in rod 51, and then locks and fixes the clamping plate 5, so that the clamping plate 5 is convenient to disassemble and replace, and the disassembly and assembly speed is improved.

[0039] The utility model discloses a working principle: through the adjusting assembly, the distance between two adjusting plates 3 is adjusted, and then the position of the clamping plate 5 on both sides is adjusted, different size PCB board is clamped and fixed, and through replacing the clamping plate 5, the clamping plate 5 that is adapted to the shape of the PCB board is installed, so that it is suitable for different shape PCB board, the adaptability of the clamping device is effectively improved, the stability of clamping the PCB board is improved, the processing quality of the PCB board is improved, the angle of the PCB board is adjusted by rotating the processing platform 2 driven by the rotary cylinder 11, so that the PCB board is suitable for different processing angles, and the processing convenience of the PCB board is further improved.

[0040] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only preferred examples of the utility model and do not limit the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the utility model.

Claims

1. A PCB clamping device comprising a fixed base (1), characterized in that: The upper side of the fixed base (1) is rotatably connected with a machining platform (2), the upper surface of the machining platform (2) is fixedly connected with a support frame (24), the inside of the machining platform (2) is provided with an adjusting assembly, the adjusting assembly comprises a limiting groove (22), an electric motor (25), a bidirectional screw (26), a linear guide rail (27), an adjusting plate (3), a transmission block (31) and a guide block (32), the adjusting plate (3) is provided with two groups of left and right, the upper surfaces of the two groups of adjusting plates (3) are fixedly connected with connecting blocks (4), the upper sides of the connecting blocks (4) are telescopically fixed with clamping plates (5), and the opposite side surfaces of the two groups of clamping plates (5) are fixedly connected with rubber pads (53).

2. The PCB clamping device of claim 1, wherein: The inside of the fixed base (1) is fixedly installed with a rotary air cylinder (11), and the output end of the rotary air cylinder (11) is fixedly connected with the center of the lower surface of the machining platform (2).

3. The PCB clamping device of claim 1, wherein: The inside of the machining platform (2) is provided with an equipment groove (21), the middle position between the left and right side inner walls of the equipment groove (21) is rotatably connected with a bidirectional screw (26), the front and rear positions between the left and right side inner walls of the equipment groove (21) are fixedly connected with linear guide rails (27), and the upper surface of the machining platform (2) is provided with three groups of transverse limiting grooves (22).

4. The PCB clamping device of claim 3, wherein: The inside of the machining platform (2) is provided with an equipment groove (21), the middle position between the left and right side inner walls of the equipment groove (21) is rotatably connected with a bidirectional screw (26), the front and rear positions between the left and right side inner walls of the equipment groove (21) are fixedly connected with linear guide rails (27), and the upper surface of the machining platform (2) is provided with three groups of transverse limiting grooves (22).

5. The PCB clamping device of claim 3, wherein: The inside of the machining platform (2) is provided with an equipment groove (21), the middle position between the left and right side inner walls of the equipment groove (21) is rotatably connected with a bidirectional screw (26), the front and rear positions between the left and right side inner walls of the equipment groove (21) are fixedly connected with linear guide rails (27), and the upper surface of the machining platform (2) is provided with three groups of transverse limiting grooves (22).

6. The PCB clamping device of claim 1, wherein: The middle positions of the lower surfaces of the two groups of adjusting plates (3) are fixedly connected with transmission blocks (31), the front and rear positions of the lower surfaces of the two groups of adjusting plates (3) are fixedly connected with guide blocks (32), the transmission blocks (31) and the guide blocks (32) are slidably connected with the limiting grooves (22), the lower end of the transmission block (31) is threadedly connected with the surface of the bidirectional screw (26), and the lower end of the guide block (32) is slidably connected with the linear guide rail (27).

7. The PCB clamping device of claim 6, wherein: The front and rear positions of the upper surface of the connecting block (4) are provided with telescopically grooves (41), the lower surface of the clamping plate (5) is fixedly connected with two groups of telescopically rods (51), the telescopically rods (51) are telescopically inserted into the telescopically grooves (41), the surface of the telescopically rod (51) is provided with a locking groove (52), and the lower end of the telescopically rod (51) is chamfered. The inside of the connecting block (4) is provided with two groups of positioning grooves (42), the ends of the two groups of positioning grooves (42) are respectively penetrated through the two groups of telescopically grooves (41), the inside of the two groups of positioning grooves (42) is slidably connected with locking rods (43), one end of the locking rod (43) close to the telescopically groove (41) is chamfered, the inside of the positioning groove (42) is provided with a locking spring (44), and the two ends of the locking spring (44) are respectively abutted with the locking rod (43) and the side wall of the positioning groove (42).

8. The PCB clamping device of claim 7, wherein: The side surfaces of the two groups of connecting blocks (4) are provided with two groups of adjusting grooves (45), the adjusting grooves (45) are communicated with the positioning grooves (42), the adjusting grooves (45) are slidably connected with adjusting blocks (46), and the inner side ends of the adjusting blocks (46) are fixedly connected with the surfaces of the locking rods (43).

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