PCBA (printed circuit board assembly) welding and positioning tool

Abstract

The utility model discloses a PCBA plate welding positioning tool which comprises a positioning box, a first positioning plate is arranged on the top of the positioning box, a clamping block is arranged on one side of the first positioning plate, a first limiting block is arranged on the top of the first positioning plate, a second positioning plate is arranged on one side of the first positioning plate, and a clamping groove is formed in the second positioning plate. A clamping block is arranged on one side of the first positioning plate, a clamping groove is formed in one side of the second positioning plate, the first positioning plate and the second positioning plate are slidably connected through the clamping block and the clamping groove, a second limiting block is arranged at the top of the second positioning plate, rubber pads are arranged on one side of the first limiting block and one side of the second limiting block, and a second telescopic rod is arranged in the first limiting block. And the second telescopic rod is slidably connected with the first limiting block, a threaded head is arranged at the bottom of the second telescopic rod, the second telescopic rod is in threaded connection with the first positioning plate through the threaded head, and the limiting block and the second telescopic rod are arranged, so that after the PCBA is welded, the second telescopic rod stretches out and draws back up and down, and an operator can take the PCBA conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of PCBA boards, in particular to a PCBA board welding positioning tool. Background Art

[0002] During the circuit board assembly process, there are generally high requirements for the installation of electronic components. When manually installing, the components need to be soldered and installed one by one. Not only is the PCBA board production slow and difficult to meet the requirements of the production line, but the accuracy of the assembly height and angle cannot be effectively controlled, and the quality is difficult to guarantee. If a customized special mold is purchased, expensive mold production costs are required, which not only increases the product cost, but when the PCBA board structure changes, the mold generally cannot be used and is scrapped.

[0003] For example, the announcement number CN210997234U is specifically a positioning tool for PCBA board welding, including a carrying plate, a support ring is arranged at the bottom of the inner cavity of the carrying plate, a fixing ring is arranged at the top of the inner cavity of the carrying plate, pressure plates are symmetrically fixedly connected to the bottom of the left and right sides of the carrying plate, a connecting plate is arranged at the top of the carrying plate, connecting sleeve columns are symmetrically fixedly connected to the left and right sides of the bottom of the connecting plate, anti-friction rings are symmetrically arranged at the top and bottom of the inner cavity of the connecting sleeve column, a support sleeve is arranged at the bottom of the connecting plate, and limiting strips are fixedly connected to the front, back and left and right inner walls of the support sleeve respectively.

[0004] In the existing technology, the wire-taking structure of the straight-through wire drawing machine still has some shortcomings:

[0005] 1. After use, most positioning devices are not convenient for operators to take and use, which reduces the efficiency of PCBA board welding positioning;

[0006] 2. When welding and positioning the PCBA board, the positioning device is relatively complicated, inconvenient for operators to use, and cannot be reset automatically;

[0007] 3. Most PCBA board welding positioning devices are relatively fixed, cannot be used in multiple directions, and are inconvenient to operate. Therefore, it is urgent to design a PCBA board welding positioning tooling to solve the above problems. Utility Model Content

[0008] The utility model aims to provide a PCBA board welding positioning tool to solve the above-mentioned deficiencies in the prior art.

[0009] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0010] A PCBA board welding positioning tool comprises a positioning box, a first positioning plate is arranged on the top of the positioning box, a clamping block is arranged on one side of the first positioning plate, a first limiting block is arranged on the top of the first positioning plate, a second positioning plate is arranged on one side of the first positioning plate, a clamping slot is arranged on one side of the second positioning plate, the first positioning plate and the second positioning plate are slidably connected through the clamping block and the clamping slot, a second limiting block is arranged on the top of the second positioning plate, a rubber pad is arranged on one side of the first limiting block and the second limiting block, a second telescopic rod is arranged inside the first limiting block, the second telescopic rod is slidably connected to the first limiting block, a threaded head is arranged on the bottom of the second telescopic rod, and the second telescopic rod is threadedly connected to the first positioning plate through the threaded head.

[0011] Preferably, the bottom of the first positioning plate is connected to a first baffle by bolts, and the bottom of the second positioning plate is connected to a second baffle by bolts. There are two groups of telescopic components between the first baffle and the second baffle, and each group of the telescopic components includes a first telescopic rod and a telescopic spring. The first telescopic rod is welded to one end of the first baffle, and a telescopic spring is arranged on the outside of the first telescopic rod.

[0012] Preferably, a positioning base is provided at the bottom of the positioning box, a rotating motor is provided inside the positioning base, the rotating motor is fixed to the positioning base by bolts, a rotating shaft is provided at the output end of the rotating motor, the rotating shaft passes through the top of the positioning base and is rotatably connected to the positioning box, a ball groove is opened on the top of the positioning base, a ball is provided inside the ball groove, and the positioning box and the positioning base are slidably connected by the ball.

[0013] Preferably, a roller groove is opened on the top of the positioning box, the number of the roller grooves is two, and the structures are distributed on both sides of the positioning box in a one-to-one correspondence, and a roller is rotatably connected inside the roller groove.

[0014] Preferably, the inner wall of the positioning box is provided with sliding grooves, the number of the sliding grooves is two and they are symmetrically distributed on both sides of the inner wall of the positioning box, and the first baffle plate and the second baffle plate are slidably connected to the positioning box through the sliding grooves on both sides.

[0015] Preferably, a pull-out tool box is provided on one side of the positioning base, the pull-out tool box is slidably connected to the positioning base, and the number of the pull-out tool boxes is two.

[0016] Preferably, a hand-held handle is provided on one side of the positioning box, and the number of the hand-held handles is two and they are symmetrically distributed on both sides of the positioning box.

[0017] In the above technical scheme, the utility model provides a PCBA board welding positioning tool, (1) through the setting of the limit block and the second telescopic rod, after the PCBA board is welded, the second telescopic rod can be extended and retracted up and down, which is convenient for operators to take; (2) through the setting of the telescopic assembly and the baffle, the placement, positioning and automatic resetting of the PCBA board before welding are convenient, and the operation is convenient; (3) through the setting of the rotating motor and the ball groove, the positioning box can be rotated in all directions, and the setting of the ball groove can reduce the friction force when the positioning box rotates, which is convenient for operators to use; (4) through the setting of the pull-out tool box, some tools can be placed when the operator is welding and positioning the PCBA board, which is convenient to take when needed. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 A three-dimensional structural schematic diagram of a PCBA board welding positioning tooling embodiment of the utility model is provided.

[0020] Figure 2 The present invention provides a schematic cross-sectional structure diagram of a PCBA board welding positioning tooling embodiment.

[0021] Figure 3 The utility model provides a schematic diagram of a top-view cross-sectional structure of a PCBA board welding positioning tooling embodiment.

[0022] Figure 4 A schematic diagram of the three-dimensional structure of a positioning box provided in an embodiment of a PCBA board welding positioning tooling of the utility model.

[0023] Figure 5 A schematic diagram of the three-dimensional structure of a first limiting plate provided in an embodiment of a PCBA board welding positioning tooling of the utility model.

[0024] Figure 6 A schematic diagram of the three-dimensional structure of a second limiting plate provided in an embodiment of a PCBA board welding positioning tooling of the utility model.

[0025] Description of reference numerals:

[0026] 1 positioning box, 2 first positioning plate, 3 second positioning plate, 4 first limiting block, 5 rubber pad, 6 second limiting block, 8 hand-held handle, 9 positioning base, 10 pull-out tool box, 12 roller groove, 13 roller, 14 block, 15 slot, 16 second baffle, 17 first baffle, 18 first telescopic rod, 19 telescopic spring, 20 second telescopic rod, 21 threaded head, 22 ball groove, 23 ball, 24 rotating shaft, 25 rotating motor, 26 slide groove. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0028] like Figure 1-6 As shown, a PCBA board welding positioning tool provided by an embodiment of the utility model includes a positioning box 1, a first positioning plate 2 is arranged on the top of the positioning box 1, a clamping block 14 is arranged on one side of the first positioning plate 2, a first limiting block 4 is arranged on the top of the first positioning plate 2, a second positioning plate 3 is arranged on one side of the first positioning plate 2, a clamping slot 15 is arranged on one side of the second positioning plate 3, the first positioning plate 2 and the second positioning plate 3 are slidably connected through the clamping block 14 and the clamping slot 15, a second limiting block 6 is arranged on the top of the second positioning plate 3, a rubber pad 5 is arranged on one side of the first limiting block 4 and the second limiting block 6, a second telescopic rod 20 is arranged inside the first limiting block 4, the second telescopic rod 20 is slidably connected to the first limiting block 4, a threaded head 21 is arranged on the bottom of the second telescopic rod 20, and the second telescopic rod is threadedly connected to the first positioning plate 2 through the threaded head 21.

[0029] Specifically, in this embodiment, it includes a positioning box 1, a first positioning plate 2 is arranged on the top of the positioning box 1, a clamping block 14 is arranged on one side of the first positioning plate 2, a first limiting block 4 is arranged on the top of the first positioning plate 2, a second positioning plate 3 is arranged on one side of the first positioning plate 2, a clamping slot 15 is arranged on one side of the second positioning plate 3, the first positioning plate 2 and the second positioning plate 3 are slidably connected through the clamping block 14 and the clamping slot 15, a second limiting block 6 is arranged on the top of the second positioning plate 3, a rubber pad 5 is arranged on one side of the first limiting block 4 and the second limiting block 6, a second telescopic rod 20 is arranged inside the first limiting block 4, the second telescopic rod 20 is slidably connected to the first limiting block 4, a threaded head 21 is arranged on the bottom of the second telescopic rod 20, the second telescopic rod is threadedly connected to the first positioning plate 2 through the threaded head 21, the limiting blocks and the telescopic rod can be extended and retracted up and down after the PCBA board is welded, so that the operator can take it conveniently.

[0030] Preferably, the bottom of the first positioning plate 2 is connected to the first baffle 17 by bolts, and the bottom of the second positioning plate 3 is connected to the second baffle 16 by bolts. There are two groups of telescopic components between the first baffle 17 and the second baffle 16, each group of telescopic components includes a first telescopic rod 18 and a telescopic spring 19, and the first telescopic rod 18 is welded to one end of the first baffle 17, and the outside of the first telescopic rod 18 is provided with a telescopic spring 19. The telescopic components and baffles facilitate the placement, positioning and automatic resetting of the PCBA board before welding, and the operation is convenient.

[0031] Preferably, a positioning base 9 is provided at the bottom of the positioning box 1, and a rotating motor 25 is provided inside the positioning base 9. The rotating motor 25 is fixed to the positioning base 9 by bolts, and a rotating shaft 24 is provided at the output end of the rotating motor 25. The rotating shaft 24 passes through the top of the positioning base 9 and is rotatably connected to the positioning box 1. A ball groove 22 is opened on the top of the positioning base 9, and a ball 23 is provided inside the ball groove 22. The positioning box 1 and the positioning base 9 are slidably connected through the ball 23. The rotating motor 25 and the ball groove 22 can rotate the positioning box 1 in all directions, and the setting of the ball groove 22 can reduce the friction when the positioning box 1 rotates, which is convenient for operators to use.

[0032] Preferably, a roller groove 12 is opened on the top of the positioning box 1, and there are two roller grooves 12, and the structures are distributed one-to-one on both sides of the positioning box 1. The roller groove 12 is internally rotatably connected to a roller 13. The roller groove 12 and the roller 13 can reduce the friction between the positioning plate and the positioning box 1 when the positioning plate slides.

[0033] Preferably, the inner wall of the positioning box 1 is provided with a slide groove 26, and the number of the slide grooves 26 is two, and they are symmetrically distributed on the inner walls on both sides of the positioning box 1. The first baffle plate 17 and the second baffle plate 16 are slidably connected to the positioning box 1 through the slide grooves 26 on both sides. The slide grooves 26 can increase the stability of the positioning plate and the positioning box 1 when the positioning plate slides.

[0034] Preferably, a pull-out tool box 10 is provided on one side of the positioning base 9, and the pull-out tool box 10 is slidably connected to the positioning base 9. There are two pull-out tool boxes 10. The pull-out tool box 10 can be used to place some tools when the operator is welding and positioning the PCBA board, so that it is convenient to take them when needed.

[0035] Preferably, a hand-held handle 8 is provided on one side of the positioning box 1 . There are two hand-held handles 8 , which are symmetrically distributed on both sides of the positioning box 1 . The hand-held handles 8 can facilitate the staff to move the positioning box 1 .

[0036] Working principle: When positioning the PCBA board, the operator puts the tool into the pull-out tool box 10, turns on the rotating motor 25, and the first motor 25 drives the positioning box 1 to rotate through the rotating shaft 24, and places the PCBA board on the first positioning plate 2 and the second positioning plate 3, pulls the first limit block 4 and the second limit block 6, and the first baffle 17 and the second baffle 16 slide in the slide groove 26, and the first telescopic rod 18 and the telescopic spring 19 contract to position the PCBA board. After use, pull the second telescopic rod 20 to remove the PCBA board.

[0037] Example 1

[0038] A PCBA board welding positioning tool comprises a positioning box 1, a first positioning plate 2 is arranged on the top of the positioning box 1, a clamping block 14 is arranged on one side of the first positioning plate 2, a first limiting block 4 is arranged on the top of the first positioning plate 2, a second positioning plate 3 is arranged on one side of the first positioning plate 2, a clamping slot 15 is arranged on one side of the second positioning plate 3, the first positioning plate 2 and the second positioning plate 3 are slidably connected through the clamping block 14 and the clamping slot 15, a second limiting block 6 is arranged on the top of the second positioning plate 3, a rubber pad 5 is arranged on one side of the first limiting block 4 and the second limiting block 6, a second telescopic rod 20 is arranged inside the first limiting block 4, the second telescopic rod 20 is slidably connected to the first limiting block 4, a threaded head 21 is arranged on the bottom of the second telescopic rod 20, and the second telescopic rod is threadedly connected to the first positioning plate 2 through the threaded head 21.

[0039] Example 2

[0040] This embodiment is further limited on the basis of the embodiment 1. The bottom of the first positioning plate 2 is connected with the first baffle 17 by bolts, and the bottom of the second positioning plate 3 is connected with the second baffle 16 by bolts. There are two sets of telescopic components between the first baffle 17 and the second baffle 16. Each set of telescopic components includes a first telescopic rod 18 and a telescopic spring 19. The first telescopic rod 18 is welded to one end of the first baffle 17. The outside of the first telescopic rod 18 is provided with a telescopic spring 19. The telescopic components and the baffle facilitate the placement, positioning and automatic resetting of the PCBA board before welding, and the operation is convenient and the positioning is convenient. A positioning base 9 is provided at the bottom of the box 1, and a rotating motor 25 is provided inside the positioning base 9. The rotating motor 25 is fixed to the positioning base 9 by bolt connection, and a rotating shaft 24 is provided at the output end of the rotating motor 25. The rotating shaft 24 penetrates the top of the positioning base 9 and is rotatably connected to the positioning box 1. A ball groove 22 is provided on the top of the positioning base 9, and a ball 23 is provided inside the ball groove 22. The positioning box 1 is slidably connected to the positioning base 9 through the ball 23. The rotating motor 25 and the ball groove 22 can rotate the positioning box 1 in all directions, and the setting of the ball groove 22 can be In order to reduce the friction when the positioning box 1 rotates and facilitate the use of the operator, a roller groove 12 is opened on the top of the positioning box 1. The number of roller grooves 12 is two, and the structure is distributed on both sides of the positioning box 1 in a one-to-one correspondence. The roller groove 12 is connected to the roller 13 for internal rotation. The roller groove 12 and the roller 13 can reduce the friction between the positioning plate and the positioning box 1 when the positioning plate slides. The inner wall of the positioning box 1 is opened with a slide groove 26. The number of the slide grooves 26 is two and they are symmetrically distributed on the inner walls of the two sides of the positioning box 1. The first baffle 17 and the second baffle 16 are connected to the positioning box 1 through the slide grooves 26 on both sides. Sliding connection, the slide groove 26 can increase the stability of the positioning plate and the positioning box 1 when the positioning plate slides. A pull-out tool box 10 is provided on one side of the positioning base 9. The pull-out tool box 10 is slidably connected to the positioning base 9. There are two pull-out tool boxes 10. The pull-out tool box 10 can be used to place some tools when the operator is welding and positioning the PCBA board, which is convenient for taking when needed. A hand-held handle 8 is provided on one side of the positioning box 1. There are two hand-held handles 8, which are symmetrically distributed on both sides of the positioning box 1. The hand-held handles 8 can facilitate the staff to move the positioning box 1.

[0041] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A PCBA board welding positioning tool, comprising a positioning box (1), characterized in that: A first positioning plate (2) is arranged on the top of the positioning box (1), a clamping block (14) is arranged on one side of the first positioning plate (2), a first limiting block (4) is arranged on the top of the first positioning plate (2), a second positioning plate (3) is arranged on one side of the first positioning plate (2), a clamping slot (15) is arranged on one side of the second positioning plate (3), the first positioning plate (2) and the second positioning plate (3) are slidably connected via the clamping block (14) and the clamping slot (15), a second limiting block (6) is arranged on the top of the second positioning plate (3), a rubber pad (5) is arranged on one side of the first limiting block (4) and the second limiting block (6), a second telescopic rod (20) is arranged inside the first limiting block (4), the second telescopic rod (20) is slidably connected to the first limiting block (4), a threaded head (21) is arranged at the bottom of the second telescopic rod (20), and the second telescopic rod is threadedly connected to the first positioning plate (2) via the threaded head (21).

2. A PCBA board welding positioning tool according to claim 1, characterized in that: The bottom of the first positioning plate (2) is connected to a first baffle plate (17) by bolts, and the bottom of the second positioning plate (3) is connected to a second baffle plate (16) by bolts. There are two groups of telescopic components between the first baffle plate (17) and the second baffle plate (16), and each group of the telescopic components includes a first telescopic rod (18) and a telescopic spring (19). The first telescopic rod (18) is welded to one end of the first baffle plate (17), and a telescopic spring (19) is arranged outside the first telescopic rod (18).

3. A PCBA board welding positioning tool according to claim 2, characterized in that: A positioning base (9) is arranged at the bottom of the positioning box (1), a rotating motor (25) is arranged inside the positioning base (9), the rotating motor (25) is fixed to the positioning base (9) by bolt connection, a rotating shaft (24) is arranged at the output end of the rotating motor (25), the rotating shaft (24) passes through the top of the positioning base (9) and is rotatably connected to the positioning box (1), a ball groove (22) is opened at the top of the positioning base (9), a ball (23) is arranged inside the ball groove (22), and the positioning box (1) and the positioning base (9) are slidably connected via the ball (23).

4. A PCBA board welding positioning tool according to claim 3, characterized in that: The top of the positioning box (1) is provided with a roller groove (12), the number of the roller grooves (12) is two, and the structures are distributed on both sides of the positioning box (1) in a one-to-one correspondence, and the inside of the roller groove (12) is rotatably connected with a roller (13).

5. A PCBA board welding positioning tool according to claim 4, characterized in that: The inner wall of the positioning box (1) is provided with a slide groove (26), the number of the slide grooves (26) is two and they are symmetrically distributed on the inner walls on both sides of the positioning box (1), and the first baffle plate (17) and the second baffle plate (16) are slidably connected to the positioning box (1) via the slide grooves (26) on both sides.

6. A PCBA board welding positioning tool according to claim 3, characterized in that: A pull-out tool box (10) is provided on one side of the positioning base (9), and the pull-out tool box (10) is slidably connected to the positioning base (9), and the number of the pull-out tool boxes (10) is two.

7. A PCBA board welding positioning tool according to claim 2, characterized in that: A hand-held handle (8) is provided on one side of the positioning box (1), and the number of the hand-held handles (8) is two and they are symmetrically distributed on both sides of the positioning box (1).

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