CN213718322U - PCB double sided board guide hole positioning jig - Google Patents

Abstract

The utility model discloses a PCB double sided board guide hole positioning jig relates to PCB positioning jig field, and it includes the base plate, a plurality of round holes have been seted up at the base plate top, and are a plurality of equal fixed mounting has the support column, every in the round hole the support column surface all is equipped with the screw thread and all cup joints and installs first nut and second nut, base plate top fixed mounting has the round pin reference column, the base plate top has the fixed block, four along the equal fixed mounting of four border position all be equipped with the locating plate on the fixed block, it is a plurality of the support column is independent each other, and highly adjusts along with PCB's surface shape, forms effective support, four to PCB the side of PCB is withstood to the locating plate, makes the PCB location, according to PCB's surface shape adjustment support column height and change round pin reference column, can fix a position different PCB. The utility model discloses rational in infrastructure, easy operation.

Description

PCB double sided board guide hole positioning jig

Technical Field

The utility model relates to a PCB positioning jig field, in particular to PCB double sided board guide hole positioning jig.

Background

The jig is a large tool for carpenters, ironmen, pincers, machines, electric controls and other handicrafts, and is mainly used as a tool for assisting in controlling positions or actions (or both), the jig can be divided into a process assembly jig, a project test jig and a circuit board test jig, and the PCB positioning jig belongs to one of the three types.

In the prior art, a PCB positioning jig is generally a special jig, namely, a jig is only adapted to a PCB with one model, and PCBs with different specifications and models cannot be used on the same jig, so that in the development process of new products, due to the increase of the types of PCBs, the number of the jigs is gradually increased, certain development cost is increased, and meanwhile, certain difficulty is increased for jig management, and a universal PCB positioning jig can not only reduce certain development cost, but also reduce certain jig management difficulty.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB double sided board guide hole positioning jig to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a PCB double-sided board guide hole positioning jig comprises a substrate, wherein a plurality of supporting frames are fixedly installed at the bottom of the substrate, a plurality of round holes are formed in the top of the substrate, supporting columns are movably installed in the round holes, the surface of each supporting column is provided with threads, a first nut and a second nut are sleeved and installed on the surface of each supporting column, the first nut and the second nut are respectively contacted with two side faces of the substrate, fixed blocks are fixedly installed at four edge positions of the top of the substrate, sliding holes are formed in one sides of the four fixed blocks, horizontal sliding rods are slidably installed in the four sliding holes, positioning plates are fixedly installed at the opposite ends of the four horizontal sliding rods, threaded fixed holes are formed in the inner walls of the top sides of the four sliding holes, first bolts are installed in the four threaded fixed holes in a threaded mode, the bottoms of the four first bolts are respectively contacted with the tops of the four horizontal sliding rods, the base plate top fixed mounting has the stand, the stand is close to top one end and rotates and installs the axle sleeve, fixed mounting has last slide bar on the axle sleeve lateral wall, slidable mounting has last pressure mechanism on the last slide bar.

Based on above structure, a plurality of support columns on the base plate are mutually independent, and highly can adjust at will, and the height of a plurality of support columns is adjusted along with PCB's surface shape, makes its top all contactable PCB, forms effective support, four to PCB horizontal sliding rod slides on the fixed block and withstands PCB's side, makes PCB obtain effective location, and according to PCB's needs, it is rotatable go up the sliding rod, and slide go up the pressure mechanism, select suitable position, PCB is pushed down at the PCB top, makes PCB more effective location, according to PCB's the surface shape adjustment support column on one side of will supporting height and change round pin reference column, can fix a position different PCB on same tool.

Preferably, go up the pressure mechanism and include the sliding block and set up in mounting hole on the sliding block, go up slide bar slidable mounting in the mounting hole, set up the spacing hole of screw thread on the top side inner wall of mounting hole, the second bolt is installed to the spacing downthehole internal thread of screw thread, the bottom of second bolt with the top of going up the sliding bar contacts, the slide opening has been seted up on the sliding block, movable mounting has the depression bar in the slide opening, cup joint on the depression bar and install the spring, the one end that the depression bar is close to the bottom is equipped with the flange, the one end of spring with the flange contacts, the other end with the sliding block contacts.

Furthermore, can move on the upper slide bar the sliding block, after moving suitable position, through second bolt locking sliding block, the depression bar is in under the effect of spring force the sliding block sliding hole removes and compresses tightly PCB.

Preferably, a round pin positioning column is fixedly installed at the top end of one of the supporting columns 11.

Furthermore, the round pin positioning column can be manufactured according to the requirements of different PCBs, the round pin positioning column is inserted into the positioning hole of the PCB, the PCB is accurately positioned, the round pin positioning column can be detached and replaced, and only one round pin positioning column needs to be replaced on the same jig, so that the round pin positioning column can be matched with other PCBs.

Preferably, a hexagonal wrench is arranged on one side of the base plate.

Furthermore, the first nut and the second nut can be conveniently disassembled and assembled by utilizing the wrench.

Preferably, the top of the first bolt is provided with a cross rib.

Furthermore, force can be conveniently applied through the cross rib, and the first bolt can be more easily disassembled and assembled.

Preferably, a nameplate is arranged on the top of the base plate.

Further, the name plate records the name and the type of the jig, is suitable for information such as product models, can be conveniently identified, and is more convenient for managing the jig.

Preferably, a plurality of bar-shaped blocks are fixedly arranged on the side wall of the positioning plate.

Furthermore, the strip-shaped block can enable the positioning plate to be in surface-to-surface contact with the PCB, so that better positioning can be achieved, and meanwhile, the strip-shaped block is soft and can play a certain protection role on the PCB.

To sum up, the PCB of this application double sided board guide hole positioning jig can be suitable for the PCB of other models through changing round pin reference column and adjustment support column height, reaches the effect that a tool can satisfy multiple model PCB simultaneously and use, reduces tool quantity and practices thrift the cost simultaneously, through the setting of data plate, can conveniently discern, more convenient management tool, through the setting of hexagonal spanner, adjustment support column that can be more convenient.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic view of another perspective structure of the present invention.

Fig. 3 is a sectional view of the present invention.

Fig. 4 is a partially enlarged view of the area a in fig. 1 according to the present invention.

Fig. 5 is the utility model discloses sliding block position part dissection picture.

In the figure: 1. a substrate; 2. a support frame; 3. a fixed block; 4. a horizontal sliding bar; 5. a first bolt; 6. Positioning a plate; 7. a column; 8. a shaft sleeve; 9. a sliding rod is arranged; 10. a round pin positioning column; 11. a support pillar; 12. a first nut; 13. a second nut; 14. a pressing mechanism; 141. a second bolt; 142. a pressure lever; 143. a slider; 144. a spring; 15. a nameplate; 16. a hexagonal wrench; 51. cross ribs; 61. strip-shaped block

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1-5, a PCB double-sided board guiding hole positioning jig includes a substrate 1. The substrate 1 may be any one of the flat plates in the prior art, such as a metal plate.

A plurality of support frames 2 are fixedly mounted at the bottom of the base plate 1.

A plurality of round holes have been seted up at the top of base plate 1, and equal movable mounting has support column 11 in a plurality of round holes. The support post 11 may be any one of a number of cylinders known in the art, such as a metal rod.

The surface of every support column 11 all is equipped with the screw thread and all cup joints and installs first nut 12 and second nut 13, and first nut 12 contacts with the both sides face of base plate 1 respectively with second nut 13, and first nut 12 can rotate on support column 11 with second nut 13, and can fix support column 11 on base plate 1.

Four edge positions at the top of the substrate 1 are fixedly provided with fixing blocks 3. The fixing block 3 may be any block in the prior art, such as a metal block.

Slide holes are formed in one sides of the four fixing blocks 3, and horizontal slide rods 4 are slidably mounted in the slide holes. The horizontal sliding bar 4 may be any kind of bar in the prior art, such as a metal bar.

And one ends of the four horizontal sliding rods 4 opposite to each other are fixedly provided with positioning plates 6. The positioning plate 6 may be any plate-like object in the prior art, such as a metal plate. Each positioning plate 6 is perpendicular to the base plate 1.

Four all seted up the screw thread fixed orifices on the top side inner wall of slide opening, first bolt 5 is installed to four equal screw threads in the screw thread fixed orifices, and first bolt 5 can be any kind of bolt among the prior art, like hexagon bolt. The bottoms of the four first bolts 5 are respectively contacted with the tops of the four horizontal sliding rods 4.

The top of the base plate 1 is fixedly provided with a vertical column 7. The upright 7 may be any column known in the art, such as a metal rod.

The upright post 7 is provided with a shaft sleeve 8 near one end of the top in a rotating way, and an upper slide bar 9 is fixedly arranged on the outer side wall of the shaft sleeve 8.

An upper pressing mechanism 14 is slidably mounted on the upper sliding rod 9.

Based on above structure, a plurality of support columns 11 on the base plate 1 are mutually independent, and highly can adjust at will, the height of a plurality of support columns 11 is adjusted along with PCB's surface shape, make its top all can contact PCB, form effective support to PCB, four locating plates 6 slide and withhold PCB's side along with horizontal slide bar 4 on fixed block 3, make PCB obtain effective location, according to PCB's needs, rotatable slide bar 9 that goes up, and slide and go up pressure mechanism 14, select suitable position, PCB is pushed down at the PCB top, make PCB more effective location.

In this embodiment, the pressing mechanism 14 includes a sliding block 143 and a mounting hole opened on the sliding block 143, the upper slide bar 9 is slidably mounted in the mounting hole, a threaded limiting hole is opened on the inner wall of the top side of the mounting hole, a second bolt 141 is installed in the threaded limiting hole, the bottom of the second bolt 141 contacts with the top of the upper slide bar 9, a slide hole is opened on the sliding block 143, a press bar 142 is movably mounted in the slide hole, a spring 144 is installed on the press bar 142 in a sleeved manner, a flange is arranged at one end of the bottom close to the press bar 142, one end of the spring 144 contacts with the flange, and the other end contacts with the. This has the advantage that the sliding block 143 can be moved on the upper slide bar 9, and after the sliding block 143 is locked by the second bolt 141, the pressing rod 142 moves in the sliding hole of the sliding block 143 under the action of the spring force and presses the PCB.

In this embodiment, a round pin positioning column 10 is fixedly installed at the top end of one of the supporting columns 11, the round pin positioning column 10 can be manufactured according to different PCB requirements, and the round pin positioning column 10 is inserted into a positioning hole of the PCB, so that the PCB is accurately positioned. The benefit that sets up like this is that round pin reference column 10 can be dismantled and change, only needs to change a round pin reference column 10 can adapt to other PCBs on same tool.

In this embodiment, a hexagonal wrench 16 is disposed on one side of the substrate 1. This has the advantage that the first nut 12 and the second nut 13 can be easily removed.

In this embodiment, the top of the first bolt 5 is provided with a cross rib 51. The advantage of setting up like this, can make things convenient for the application of force, the first bolt 5 of dismouting more easily.

In this embodiment, a nameplate 15 is disposed on the top of the substrate 1, and the nameplate 15 records the name, type, and applicable product type of the jig. The advantage of setting up like this, can conveniently discern, more convenient management tool.

In this embodiment, a plurality of bar-shaped blocks 61 are fixedly mounted on the side wall of the positioning plate 6, and the bar-shaped blocks 61 may be blocks with certain elasticity in the prior art, such as silica gel strips, and are fixed to the positioning plate 6 through any one of the prior art, such as adhesion. The advantage of setting up like this can make locating plate 6 avoid face to face with the PCB to contact to obtain better location, soft bar-shaped piece 61 can play certain guard action to the PCB simultaneously.

The utility model discloses the theory of operation: when the jig is used, the first nut 12 and the second nut 13 are loosened, the height of the supporting column 11 is adjusted according to the surface shape of one side of a PCB to be supported, the supporting column 11 is locked, the corresponding round pin positioning column 10 is replaced, the PCB is placed on the supporting column 11, the round pin positioning column 10 penetrates through the PCB to be positioned, the four positioning plates 6 are respectively pushed to enable the strip-shaped blocks 61 to be in contact with the edge of the PCB, the horizontal sliding rod 4 is locked through the first bolt 5 to limit the movement of the positioning plates 6, the upper sliding rod 9 is rotated to adjust the position of the upper pressing mechanism 14, the pressing rod 142 presses the PCB, the positioning of the PCB is achieved, if other PCBs are to be used, after the round pin positioning column 10 is replaced, the supporting column 11, the positioning plates 6 and the upper pressing mechanism 14 are adjusted according to.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a PCB double sided board guide hole positioning jig, includes base plate (1), its characterized in that: the bottom of the base plate (1) is fixedly provided with a plurality of supporting frames (2), the top of the base plate (1) is provided with a plurality of round holes, a plurality of support columns (11) are movably arranged in the round holes, the surface of each support column (11) is provided with threads and is sleeved with a first nut (12) and a second nut (13), the first nut (12) and the second nut (13) are respectively contacted with two side surfaces of the base plate (1), four edge positions at the top of the base plate (1) are respectively and fixedly provided with a fixed block (3), one side of each of the four fixed blocks (3) is provided with a slide hole, horizontal slide bars (4) are respectively and slidably arranged in the four slide holes, one end of each of the four horizontal slide bars (4) opposite to each other is fixedly provided with a positioning plate (6), and thread fixing holes are respectively arranged on the inner walls of the top sides of the, first bolt (5), four are installed to four downthehole equal screw threads of screw thread fixed, first bolt (5) bottom respectively with four horizontal sliding rod (4) top contacts, base plate (1) top fixed mounting has stand (7), stand (7) are close to top one end and rotate and install axle sleeve (8), fixed mounting has last slide bar (9) on axle sleeve (8) lateral wall, slidable mounting has last pressure mechanism (14) on going up slide bar (9).

2. The PCB double-sided board guide hole positioning jig of claim 1, wherein: go up pressure mechanism (14) and include sliding block (143) and set up in mounting hole on sliding block (143), go up slide bar (9) slidable mounting in the mounting hole, set up the spacing hole of screw thread on the top side inner wall of mounting hole, second bolt (141) are installed to the spacing downthehole internal thread of screw thread, the bottom of second bolt (141) with the top of going up slide bar (9) contacts, the slide opening has been seted up on sliding block (143), movable mounting has depression bar (142) in the slide opening, cup joint on depression bar (142) and install spring (144), the one end that depression bar (142) are close to the bottom is equipped with the flange, the one end of spring (144) with the sliding block flange contacts, the other end with sliding block (143) contact.

3. The PCB double-sided board guide hole positioning jig of claim 1, wherein: the top end of one of the supporting columns (11) is fixedly provided with a round pin positioning column (10).

4. The PCB double-sided board guide hole positioning jig of claim 1, wherein: a hexagonal wrench (16) is arranged on one side of the base plate (1).

5. The PCB double-sided board guide hole positioning jig of claim 2, wherein: the top of the first bolt (5) is provided with a cross rib (51).

6. The PCB double-sided board guide hole positioning jig of claim 1, wherein: and a nameplate (15) is arranged at the top of the substrate (1).

7. The PCB double-sided board guide hole positioning jig of claim 1, wherein: a plurality of bar-shaped blocks (61) are fixedly arranged on the side wall of the positioning plate (6).

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