CN209256732U - A PCBA maintenance bracket jig - Google Patents

Abstract

The utility model discloses a bracket jig for PCBA maintenance, which comprises a bracket body, a jig body, an adjustment device and a driving device, an adjustment device is arranged on the bracket body, a jig body is arranged on the top of the adjustment device, and A driving device is provided; the bracket body is composed of a bracket base, a bracket top plate and a plurality of supporting columns, and each supporting column is provided with a first mount at both ends, and the first mount is bonded to the four corners of the bracket base. The bottom of the top and the four corners of the bracket top plate, and the bottom of the middle position of the bracket top plate are fixedly connected with a bearing seat, and through holes are symmetrically arranged on the bracket top plate; through the movable splint set on the jig body, it is convenient to clamp PCBA of different lengths It is tight and easy to maintain. The set bracket, adjusting device and driving device are convenient to hold up the jig, and then adjust the height and direction of the jig according to the requirements, which is convenient for maintenance work and brings great benefits to maintenance personnel. comfort.

Description

A PCBA maintenance bracket jig

technical field

The utility model relates to the technical field of PCBA maintenance auxiliary tools, in particular to a PCBA maintenance bracket jig.

Background technique

Fixtures are a large class of tools for woodworking, ironwork, fitter, machinery, electric control and other handicrafts, mainly as a tool to assist in controlling position or movement (or both). Fixtures can be divided into process assembly fixtures, project test fixtures and circuit board test fixtures. When repairing the PCBA, if the PCBA is not fixed, the PCBA is easy to move during the maintenance process, which will cause inconvenience to the maintenance work. If the PCBA is fixed on the table, the maintenance personnel will bow their heads for a long time, which is not good for the cervical spine, and it is easy to bow their heads As a result, the light is blocked, and the maintenance personnel cannot observe the PCBA well, which brings inconvenience to the maintenance work.

Utility model content

The technical problem to be solved by the utility model is to overcome the shortcomings of the prior art and provide a PCBA maintenance bracket jig.

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model provides a bracket jig for PCBA maintenance, which includes a bracket body, a jig body, an adjustment device and a driving device, an adjustment device is arranged on the bracket body, a jig body is arranged on the top of the adjustment device, and a with driving device;

The bracket body is composed of a bracket base, a bracket top plate and a plurality of supporting columns, and each supporting column is provided with a first mount at both ends, and the first mount is bonded to the top of the four corners of the bracket base and the bracket top plate The bottom of the four corners and the bottom of the middle position of the bracket top plate are fixedly connected with a bearing seat, and through holes are symmetrically arranged on the bracket top plate;

The fixture body consists of a U-shaped frame, a fixed splint, a movable splint and a fixed box. The inner wall of one end of the U-shaped frame is fixedly connected with a fixed splint, and the outer wall of the other end of the U-shaped frame is fixedly connected with a horizontal fixed box. The outside of the fixed box is far away from the One end of the U-shaped frame is provided with an adjusting block, and the adjusting block is rotatably connected with a second screw rod arranged in the fixed box, and the other end of the second screw rod is rotatably connected with the bearing in the bearing seat arranged on the inner wall of the fixed box, and the second The screw rod is provided with a connecting nut, and the side of the connecting nut close to the movable splint is symmetrically connected with two guide rods arranged horizontally. Both the fixed box and the U-shaped frame are provided with through holes slidingly connected with the guide rods. One end is fixedly connected to one end of the movable splint, the other end of the movable splint and one end of the fixed splint are bonded with a flexible pad, and the bottom of the U-shaped frame is fixedly connected to a vertically arranged rotating shaft;

The adjustment device is composed of a sliding standpipe, a moving plate and a jig support plate. The top of both ends of the moving plate and the bottom of both ends of the jig support plate are fixedly connected with a second mounting seat, and a sliding riser is arranged in the second mounting seat. The matching socket, the sliding riser is slidingly connected with the through hole set on the top plate of the bracket, the shaft hole connected with the rotating shaft is set on the jig support plate, the length and width of the jig support plate and the bottom of the U-shaped frame The length and width are the same, and there are through holes on the mobile plate;

The driving device is composed of a first screw rod, an upper nut, a lower nut and a gear box. The first screw rod is set through the through hole on the moving plate. connection, the upper nut and the lower nut are set on the first screw rod, and the upper nut and the lower nut are respectively set on the upper and lower sides of the moving plate, the gear box is set on the bracket base, and the driven gear is set in the gear box, The driven gear is rotatably connected with the bottom end of the first screw mandrel, the driven gear is meshed with a driving gear, and the driving gear is rotatably connected with a rotating handle.

The beneficial effects achieved by the utility model are: a PCBA maintenance bracket jig provided by the utility model, through the movable splint set on the jig body, it is convenient to clamp PCBA of different lengths, which is convenient for maintenance. The bracket, adjustment device and driving device are convenient for lifting the jig, and then adjust the height and direction of the jig according to the needs, which is convenient for maintenance work and brings comfort to maintenance personnel, and the device has a simple structure , easy to disassemble and easy to carry.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model.

In the attached picture:

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model fixed box;

Fig. 3 is a schematic diagram of an enlarged structure of the utility model A.

Numbers in the figure: 1, bracket body; 101, bracket base; 102, bracket top plate; 103, support column; 104, first mounting base; 105, bearing seat; 2, jig body; 201, U-shaped frame ; 202, fixed splint; 203, movable splint; 204, fixed box; 205, adjustment block; Adjusting device; 301, sliding riser; 302, moving plate; 303, jig support plate; 304, second mounting seat; 4, driving device; 401, first screw rod; 402, upper nut; 403, lower nut; 404, gear box; 405, driven gear; 406, driving gear; 407, turning handle.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "upper", "lower" and "horizontal" are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the utility model.

In the description of the present utility model, it should also be noted that, unless otherwise clearly specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present utility model can be understood according to specific situations.

Embodiment: As shown in Figure 1-3, the utility model provides a PCBA maintenance bracket jig, including a bracket body 1, a jig body 2, an adjustment device 3 and a driving device 4, and the bracket body 1 is provided with An adjustment device 3, the top of the adjustment device 3 is provided with a jig body 2, and the bottom of the adjustment device 3 is provided with a drive device 4;

The bracket body 1 is composed of a bracket base 101, a bracket top plate 102 and a plurality of supporting columns 103, and each supporting column 103 is provided with a first mount 104 at both ends, and the first mount 104 is bonded to the bracket base The top of the four corners of 101 and the bottom of the four corners of the bracket top plate 102, the bottom of the middle position of the bracket top plate 102 is fixedly connected with the bearing seat 105, and the bracket top plate 102 is symmetrically provided with through holes;

The fixture body 2 is composed of a U-shaped frame 201, a fixed splint 202, a movable splint 203 and a fixed box 204. The fixed splint 202 is fixedly connected to the inner wall of one end of the U-shaped frame 201, and a horizontal setting is fixedly connected to the outer wall of the other end of the U-shaped frame 201. The fixed box 204 of the fixed box 204 is provided with an adjusting block 205 away from one end of the U-shaped frame 201 outside the fixed box 204, and the adjusting block 205 is rotatably connected with a second screw 207 arranged in the fixed box 204, and the other end of the second screw 207 is connected to the set The bearing in the bearing seat 105 on the inner wall of the fixed box 204 is connected in rotation, the second screw mandrel 207 is provided with a connecting nut 208, and the side of the connecting nut 208 near the movable splint 203 is symmetrically connected with two guide rods 209 arranged horizontally, The fixed box 204 and the U-shaped frame 201 are all provided with a through hole that is slidably connected with the guide rod 209, and the other end of the guide rod 209 is fixedly connected with an end of the movable splint 203, and the other end of the movable splint 203 is connected with an end of the fixed splint 202. A flexible pad 210 is bonded, and the bottom of the U-shaped frame 201 is fixedly connected with a vertically arranged rotating shaft 206. According to the size of the PCBA, the movable splint 203 and the fixed splint 202 are controlled to be clamped, which is convenient for maintenance work. The flexible pad 210 prevents movement The splint 203 and the fixed splint 202 cause the PCBA to deform when clamped;

The adjustment device 3 is made up of a sliding standpipe 301, a moving plate 302 and a jig support plate 303. The tops at both ends of the moving plate 302 and the bottoms at both ends of the jig support plate 303 are fixedly connected with a second mount 304. 304 is provided with a jack that cooperates with the sliding riser 301, and the sliding riser 301 is slidably connected with the through hole provided on the bracket top plate 102, and the jig support plate 303 is provided with an axis hole that is rotatably connected with the rotating shaft 206. The length and width dimensions of the support plate 303 are the same as those of the bottom of the U-shaped frame 201, and a through hole is provided on the moving plate 302, so that the driving device 4 can drive the moving plate 302 to move upwards or downwards, thereby controlling the jig The support plate 303 moves to adjust the height of the fixture body 2, which is convenient for maintenance personnel to maintain;

Driving device 4 is made up of first screw mandrel 401, upper nut 402, lower nut 403 and gear box 404, and first screw mandrel 401 passes through the through hole on the moving plate 302 and is arranged, and the top of first screw mandrel 401 and bracket top plate 102 The bearings in the bearing seat 105 provided at the bottom are rotationally connected, the upper nut 402 and the lower nut 403 are all arranged on the first screw rod 401, and the upper nut 402 and the lower nut 403 are respectively arranged on the upper and lower sides of the moving plate 302, the gear box 404 is arranged on the bracket base 101, and a driven gear 405 is arranged in the gear box 404, and the driven gear 405 is rotationally connected with the bottom end of the first screw mandrel 401, and the driven gear 405 is meshed with a driving gear 406, and the driving gear 406 Rotationally connected with a rotating handle 407, it is convenient to control the rotating direction of the first screw mandrel 401 through the rotating handle 407, thereby controlling the sliding direction of the upper nut 402 and the lower nut 403, thereby adjusting the height of the jig body.

working principle:

When performing maintenance work on the PCBA, place the bracket body 1 at a designated position, install the bracket base 101 on the workbench, hold up the jig body 2 by the bracket body 1, and place the PCBA on the fixed part of the U-shaped frame 201. In the splint 202, the second screw rod 207 is rotated by the adjusting block 205, and the connecting nut 208 is driven to slide, and the movable splint 203 is driven to slide through the guide rod 209, and the PCBA is clamped. The flexible pad 210 prevents the splint from squeezing the PCBA. After fixing the PCBA, According to the use height, the driving gear 406 in the gear box 404 is driven to rotate by turning the handle 407, and the driving gear 406 drives the driven gear 405 to rotate through meshing. When the first screw rod 401 starts to rotate clockwise, it drives the upper nut 402 and the lower nut 403 Move upward, the moving plate 302 moves upward, the sliding riser 301 slides upward in the through hole on the bracket top plate 102, and drives the jig support plate 303 to move upward, so that the jig body 2 starts to move upward, and the first screw rod 401 starts to move upward. When turning counterclockwise, the upper nut 402 and the lower nut 403 are driven to move downward, the moving plate 302 moves downward, the sliding standpipe 301 slides downward in the through hole on the bracket top plate 102, and the jig support plate 303 is driven downward , so that the jig body 2 begins to move downward, thereby adjusting the height of the PCBA, the U-shaped frame 201 rotates in the jig support plate 303 through the rotating shaft 206, and the angle of the PCBA can be adjusted, which is convenient for maintenance personnel to adjust.

To sum up, the device is convenient for clamping PCBA of different lengths through the movable splint set on the jig body, which is convenient for maintenance. The set bracket, adjustment device and driving device are convenient for lifting the jig , and then adjust the height and direction of the jig according to the needs, which is convenient for the maintenance work and brings comfort to the maintenance personnel, and the device has a simple structure, is convenient for disassembly and assembly, and is easy to carry.

Finally, it should be noted that: the above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the It is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (1)

1. a kind of PCBA maintaining bracket jig, which is characterized in that including bracket body (1), jig body (2), regulating device (3) It with driving device (4), is provided with regulating device (3) on bracket body (1), is provided with jig body at the top of regulating device (3) (2), regulating device (3) bottom is provided with driving device (4)；

Bracket body (1) is made of bracket base (101), tray top panel (102) He Duogen support post (103), every support The both ends of column (103) are provided with the first mounting base (104), and the first mounting base (104) is bonded in bracket base (101) quadrangle Top and tray top panel (102) quadrangle bottom, the bottom in tray top panel (102) middle position is fixedly connected with bearing block (105), through-hole is symmetrically arranged in tray top panel (102)；

Jig body (2) is made of U-frame frame (201), strap (202), ambulatory splint (203) and fixed case (204), U It is fixedly connected with strap (202) on the inner wall of shape frame (201) one end, is fixedly connected on U-frame frame (201) other end outer wall Have horizontally disposed fixed case (204), one end on the outside of fixed case (204) far from U-frame frame (201) is provided with adjusting block (205), adjusting block (205) is rotatably connected to the second screw rod (207) being arranged in fixed case (204), and the second screw rod (207) is another One end and the bearing being arranged in the bearing block (105) on fixed case (204) inner wall are rotatablely connected, and the second screw rod is set on (207) It is equipped with attaching nut (208), attaching nut (208) is symmetrically connected with horizontally disposed two close to the side of ambulatory splint (203) It is provided with the through-hole being slidably connected with guide rod (209) on root guide rod (209), fixed case (204) and U-frame frame (201), The other end of guide rod (209) is fixedly connected with one end of ambulatory splint (203), the other end of ambulatory splint (203) and fixation One end of clamping plate (202) is bonded with flexible pad (210), and U-frame frame (201) bottom is fixedly connected with vertically disposed rotation axis (206)；

Regulating device (3) is made of sliding standpipe (301), movable plate (302) and jig support plate (303), movable plate (302) two The both ends bottom of end top and jig support plate (303) is fixedly connected to the second mounting base (304), the second mounting base (304) It is inside provided with and slides the jack of standpipe (301) cooperation, the through-hole being arranged in sliding standpipe (301) and tray top panel (102) is sliding It is dynamic to connect, the axis hole with rotation axis (206) rotation connection, the length of jig support plate (303) are provided in jig support plate (303) Wide size is identical with the length and width dimensions of U-frame frame (201) bottom, and movable plate is provided with through-hole on (302)；

Driving device (4) is made of the first screw rod (401), top nut (402), lower nut (403) and gear-box (404), and first Screw rod (401) passes through the through-hole setting on movable plate (302), and the first screw rod (401) top and tray top panel (102) bottom are arranged Bearing block (105) in bearing rotation connection, top nut (402) and lower nut (403) are arranged at the first screw rod (401) On, and top nut (402) and lower nut (403) are separately positioned on the two sides up and down of movable plate (302), gear-box (404) setting It on bracket base (101), is provided with driven gear (405) in gear-box (404), driven gear (405) and the first screw rod (401) bottom end rotation connection, driven gear (405) engagement are connected with driving gear (406), and driving gear (406) rotation connects It is connected to swing handle (407).