SMT (Surface Mount Technology) mounting and clamping device

Abstract

The utility model relates to the technical field of SMT (Surface Mount Technology), in particular to an SMT mounting and clamping device. The SMT mounting and clamping device comprises a guide rail, a two-way lead screw is arranged in the guide rail, a motor is arranged on the right side of the guide rail, the output end of the motor penetrates through the right side of the guide rail and is connected with the two-way lead screw, and the outer side wall of the two-way lead screw is evenly connected with two sets of inner threaded sleeves in a threaded mode. The mounting plate is fixed on a mechanical arm of the SMT chip mounter through a bolt, and after a screw is screwed off, the mounting plate can be disassembled, so that the mounting plate matched with the mounting holes of different mechanical arms can be replaced according to the mounting holes of the different mechanical arms, and the adaptability of the device to the SMT chip mounters of different models is improved; due to the fact that the clamping plates are fixed to the connecting blocks through magnetic attraction, when the clamping plates face components with different shapes, the clamping plates with different shapes can be rapidly replaced through direct plugging and unplugging, and therefore the device can rapidly meet the requirement for clamping and installing the components with different shapes.

Description

Technical Field

[0001] The utility model relates to the technical field of SMT patches, in particular to an SMT patch installation and clamping device. Background Art

[0002] SMT patch refers to the abbreviation of a series of process flows based on PCB. PCB is printed circuit board, SMT is surface mount technology, which is a popular technology and process in the electronic assembly industry. SMT patch processing is to accurately install surface mount components to a fixed position on the PCB circuit board;

[0003] A Chinese patent with announcement number CN220156959U discloses a clamping device for an SMT placement machine, which relates to the technical field of SMT placement machines; the utility model includes a housing, a chamber is fixedly connected to the top surface of the housing, a motor is arranged inside the chamber, a gear is fixedly connected to the output shaft of the motor, a tooth plate is arranged inside the housing, the tooth plate is meshed with the gear, there are two tooth plates and they are respectively located on both sides of the gear, a connecting plate is fixedly connected to the bottom surface of the tooth plate, a holder is fixedly connected to one end of the connecting plate away from the tooth plate, and a first clamping plate is detachably arranged on the side wall of the holder; the utility model can facilitate the replacement of the clamping plate according to needs to adapt to clamping assembly components of different shapes;

[0004] The above-mentioned prior art solution has the following defects: the connecting plate is L-shaped, and the holder and the first clamping plate are installed on the outer side of the connecting plate. Therefore, the downward gravity of the holder and the first clamping plate will cause the connecting plate to tilt, which will increase the wear of the components in the chamber and thus reduce the service life of the device. At the same time, the entire device is not equipped with an installation component, making it difficult to install the device in an SMT placement machine. In view of the above situation, technical innovation is carried out on the basis of the existing SMT patch installation clamping device. Utility Model Content

[0005] The purpose of the utility model is to provide a SMT patch installation clamping device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an SMT patch installation clamping device, comprising:

[0007] A guide rail, wherein a bidirectional screw rod is arranged inside the guide rail, a motor is arranged on the right side of the guide rail, the output end of the motor passes through the right side of the guide rail and is connected to the bidirectional screw rod, and the outer side wall of the bidirectional screw rod is evenly screwed with two groups of internal thread sleeves, wherein:

[0008] The bottom of the internal threaded sleeve is connected with a clamping component, the top of the guide rail is evenly arranged with storage components, and the guide rail is arranged with a mounting component.

[0009] Preferably, the clamping assembly includes a connecting block, which is arranged at the bottom of the internal threaded sleeve, and a group of square holes are opened on the opposite sides of the two groups of connecting blocks, a second magnetic sheet is arranged in the square hole, a square rod is inserted in the square hole, a group of iron blocks are arranged on the opposite sides of the two groups of square rods, the iron blocks and the second magnetic sheet are adsorbed on each other, and a group of clamping plates are arranged on the opposite sides of the two groups of square rods.

[0010] Preferably, the storage assembly includes a placement box, the placement box is evenly arranged on the top of the guide rail, and a first magnetic block is arranged at the bottom of the inner side wall of the placement box.

[0011] Preferably, the first magnetic block corresponds to the iron block, and the placement box corresponds to the square rod.

[0012] Preferably, the mounting assembly includes a sleeve, a connecting rod is inserted into the interior of the sleeve, a mounting plate is provided on the top of the connecting rod, a through hole is penetrated through the front side of the sleeve, a threaded hole is provided on the front side of the connecting rod, a screw is provided in the through hole, and the screw is threadedly connected to the threaded hole.

[0013] Preferably, reinforcement plates are evenly arranged on the front and rear sides of the internal threaded sleeve, and the connecting block is arranged between two groups of reinforcement plates.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] The utility model can improve the connection strength between the connecting block and the internal thread sleeve through the reinforcing plate, thereby improving the strength of the entire device, thereby ensuring the reliability of the device;

[0016] Fix the mounting plate on the mechanical arm of the SMT placement machine with bolts. After unscrewing the screws, the mounting plate can be disassembled. In this way, the mounting plate that matches the mounting holes of different mechanical arms can be replaced to improve the adaptability of the device to different models of SMT placement machines.

[0017] Since the clamping plate is fixed to the connection block by magnetic attraction, when facing components with different shapes, the clamping plates with different shapes can be quickly replaced by directly plugging and unplugging, so that the device can quickly meet the needs of clamping and installing components with different shapes;

[0018] The disassembled square rod can be inserted into the placement box. The mutual adsorption of the first magnetic block and the iron block can ensure the stability of the storage of the square rod, thereby avoiding the loss of the replaced clamping plate and the square rod. At the same time, the placement box can also be used to store clamping plates of different shapes, thereby improving the convenience of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1This is a structural schematic diagram of an SMT patch installation clamping device of the utility model;

[0020] Figure 2 This is a front cross-sectional view of an SMT patch mounting clamping device of the utility model;

[0021] Figure 3 For this utility model Figure 2 Enlarged view of part A.

[0022] In the figure: 1. guide rail; 11. motor; 12. bidirectional screw rod; 13. internal threaded sleeve; 14. connecting block; 15. reinforcing plate; 2. sleeve; 21. connecting rod; 22. mounting plate; 23. screw; 3. placement box; 31. first magnetic block; 4. clamping plate; 41. square rod; 42. iron block; 43. second magnetic sheet. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 3 A SMT patch installation clamping device includes a guide rail 1, a bidirectional screw rod 12 is rotatably arranged inside the guide rail 1, a motor 11 is fixedly arranged on the right side of the guide rail 1, the output end of the motor 11 passes through the right side of the guide rail 1 and is connected to the bidirectional screw rod 12, two groups of internal threaded sleeves 13 are evenly screwed on the outer wall of the bidirectional screw rod 12, the bidirectional screw rod 12 is driven to rotate by the motor 11, and then the two groups of internal threaded sleeves 13 are driven to move inward synchronously, the bottom of the internal threaded sleeve 13 is connected to a clamping component, the top of the guide rail 1 is evenly placed with storage components, and the guide rail 1 is placed with an installation component.

[0025] The clamping assembly includes a connecting block 14, which is fixedly arranged at the bottom of the internal threaded sleeve 13. A group of square holes are opened on the opposite sides of the two groups of connecting blocks 14, and a second magnetic sheet 43 is fixedly arranged in the square hole. A square rod 41 is inserted in the square hole. A group of iron blocks 42 are fixedly arranged on the opposite sides of the two groups of square rods 41. The iron blocks 42 and the second magnetic sheets 43 are adsorbed on each other. A group of clamping plates 4 are fixedly arranged on the opposite sides of the two groups of square rods 41. The square rods 41 can be fixed in the square holes of the connecting block 14 through the mutual adsorption of the second magnetic sheet 43 and the iron block 42, and then the clamping plate 4 is fixed on the outside of the connecting block 14, so that when the internal threaded sleeve 13 moves, the clamping plate 4 will be driven to move synchronously to clamp the components. Since the clamping plate 4 is fixed to the connecting block 14 by magnetic attraction, when facing components with different shapes, the clamping plates 4 with different shapes can be quickly replaced by directly plugging and unplugging.

[0026] The storage component includes a placement box 3, which is evenly fixed on the top of the guide rail 1. A first magnetic block 31 is fixedly arranged on the bottom of the inner wall of the placement box 3. The disassembled square rod 41 can be inserted into the placement box 3. The mutual adsorption of the first magnetic block 31 and the iron block 42 can ensure the storage stability of the square rod 41, thereby avoiding the loss of the replaced clamping plate 4 and the square rod 41. At the same time, the clamping plates 4 of different shapes can be stored in the placement box 3, thereby improving the convenience of use of the device. The first magnetic block 31 corresponds to the iron block 42, and the placement box 3 corresponds to the square rod 41.

[0027] The mounting assembly includes a sleeve 2, a connecting rod 21 is inserted into the interior of the sleeve 2, a mounting plate 22 is fixedly arranged on the top of the connecting rod 21, a through hole is penetrated through the front side of the sleeve 2, a threaded hole is arranged on the front side of the connecting rod 21, a screw 23 is rotatably arranged in the through hole, the screw 23 is screwed with the threaded hole, the mounting plate 22 is fixed to the robot arm of the SMT placement machine by bolts, and the motor 11 is connected to the power supply control circuit of the SMT placement machine, so that the installation of the device can be completed, after the screw 23 is unscrewed, the mounting plate 22 can be disassembled, so that the mounting plate 22 matching the mounting holes of different robot arms can be replaced, so as to improve the adaptability of the device.

[0028] Reinforcement plates 15 are evenly fixedly disposed on both sides of the front and rear of the internal threaded sleeve 13 , and the connecting block 14 is fixedly disposed between the two groups of reinforcement plates 15 .

[0029] Working principle: Fix the mounting plate 22 to the mechanical arm of the SMT placement machine by bolts, and connect the motor 11 to the power supply control circuit of the SMT placement machine, so as to complete the installation of the device. After unscrewing the screws 23, the mounting plate 22 can be disassembled, so that the mounting plate 22 that matches the mounting holes of different mechanical arms can be replaced, so as to improve the adaptability of the device. The motor 11 drives the bidirectional screw rod 12 to rotate and then drives the two sets of internal threaded sleeves 13 to move inward synchronously. The square rod 41 can be fixed in the square hole of the connecting block 14 through the mutual adsorption of the second magnetic sheet 43 and the iron block 42, and then the clamping plate 4 is fixed. The outer side of the connecting block 14, when the internal threaded sleeve 13 moves, it will drive the clamping plate 4 to move synchronously to clamp the components. Since the clamping plate 4 is fixed to the connecting block 14 by magnetic attraction, when facing components with different shapes, the clamping plates 4 with different shapes can be quickly replaced by directly plugging and unplugging, and the disassembled square rod 41 can be plugged into the placement box 3. The mutual adsorption of the first magnetic block 31 and the iron block 42 can ensure the storage stability of the square rod 41, thereby avoiding the loss of the replaced clamping plate 4 and the square rod 41. At the same time, the clamping plates 4 with different shapes can be stored in the placement box 3, thereby improving the convenience of use of the device.

Claims

1. A SMT patch mounting clamping device, characterized in that: include: A guide rail (1), wherein a bidirectional screw rod (12) is arranged inside the guide rail (1), a motor (11) is arranged on the right side of the guide rail (1), an output end of the motor (11) passes through the right side of the guide rail (1) and is connected to the bidirectional screw rod (12), and two groups of internal thread sleeves (13) are evenly screwed on the outer wall of the bidirectional screw rod (12), wherein: The bottom of the internal threaded sleeve (13) is connected to a clamping assembly, the top of the guide rail (1) is evenly provided with storage assemblies, and the guide rail (1) is provided with a mounting assembly.

2. The SMT patch mounting clamping device according to claim 1, characterized in that: The clamping assembly comprises a connecting block (14), wherein the connecting block (14) is arranged at the bottom of the internal threaded sleeve (13), a group of square holes are opened on opposite sides of the two groups of connecting blocks (14), a second magnetic sheet (43) is arranged in the square hole, a square rod (41) is inserted in the square hole, a group of iron blocks (42) are arranged on opposite sides of the two groups of square rods (41), the iron blocks (42) and the second magnetic sheet (43) are attracted to each other, and a group of clamping plates (4) are arranged on opposite sides of the two groups of square rods (41).

3. The SMT patch mounting clamping device according to claim 2, characterized in that: The storage assembly comprises a placement box (3), the placement box (3) is evenly arranged on the top of the guide rail (1), and a first magnetic block (31) is arranged at the bottom of the inner side wall of the placement box (3).

4. The SMT patch mounting clamping device according to claim 3, characterized in that: The first magnetic block (31) corresponds to the iron block (42), and the placement box (3) corresponds to the square rod (41).

5. The SMT patch mounting clamping device according to claim 1, characterized in that: The mounting assembly comprises a sleeve (2), a connecting rod (21) is inserted into the interior of the sleeve (2), a mounting plate (22) is arranged on the top of the connecting rod (21), a through hole is penetrated through the front side of the sleeve (2), a threaded hole is arranged on the front side of the connecting rod (21), a screw (23) is arranged in the through hole, and the screw (23) is threadedly connected to the threaded hole.

6. The SMT patch mounting clamping device according to claim 2, characterized in that: Reinforcement plates (15) are evenly arranged on the front and rear sides of the internal thread sleeve (13), and the connection block (14) is arranged between two groups of reinforcement plates (15).

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