CN215379345U - Side-pressing type printing jig - Google Patents
Side-pressing type printing jig Download PDFInfo
- Publication number
- CN215379345U CN215379345U CN202120871222.6U CN202120871222U CN215379345U CN 215379345 U CN215379345 U CN 215379345U CN 202120871222 U CN202120871222 U CN 202120871222U CN 215379345 U CN215379345 U CN 215379345U
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- movable clamping
- magnetic
- circuit board
- printing jig
- magnetic assembly
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Abstract
The utility model relates to a side-pressing type printing jig, which comprises: the clamping device comprises a main body structure and a clamping assembly arranged on the main body structure; the main body structure is provided with a plurality of grooves which are arranged at intervals, one side of each groove is provided with a limiting blocking wall, and each limiting blocking wall comprises a bearing part and a limiting part; a first magnetic component is embedded in each groove; the clamping assembly comprises movable clamping blocks, the number of the movable clamping blocks is consistent with that of the grooves, the movable clamping blocks are arranged in the grooves in a one-to-one correspondence mode, and the movable clamping blocks can reciprocate in the grooves; a second magnetic component is embedded in each movable clamping block; the bearing part is used for bearing a printed circuit board, and the limiting part is used for clamping the printed circuit board with the movable clamping block. The utility model can simultaneously carry out the manufacturing processes of printing, pasting and the like on a plurality of small circuit boards, thereby improving the manufacturing efficiency and reducing the manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of electronic circuit surface assembly, in particular to a side-pressing type printing jig.
Background
With the rapid development of microelectronic technology, electronic products have come to light, thin and small revolution, and the miniaturization and miniaturization of the electronic product structure are realized. In a miniaturized electronic product structure, a circuit board is used as an indispensable component in an intelligent electronic product, and the requirement for miniaturization is also increasing. In order to ensure the manufacturing efficiency, the miniaturized circuit board is generally cut out after the whole large-sized circuit board is processed.
The large-sized circuit board needs to be subjected to pretreatment, such as cleaning, plastic packaging and the like, before being printed or mounted, and then is subjected to printing, mounting and the like. The pre-processed circuit board is easy to warp after being processed by high temperature, high pressure and other thermal processes, so that the problems of dislocation and the like are easily caused during printing and pasting, the rejection rate is extremely high, and the manufacturing cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve the above technical problems.
According to an aspect of the present invention, there is provided a side press type printing jig comprising: the clamping device comprises a main body structure and a clamping assembly arranged on the main body structure;
the main body structure is provided with a plurality of grooves which are arranged at intervals, one side of each groove is provided with a limiting blocking wall, and each limiting blocking wall comprises a bearing part and a limiting part; a first magnetic component is embedded in each groove;
the clamping assembly comprises movable clamping blocks, the number of the movable clamping blocks is consistent with that of the grooves, the movable clamping blocks are arranged in the grooves in a one-to-one correspondence mode, and the movable clamping blocks can reciprocate in the grooves; a second magnetic component is embedded in each movable clamping block;
the bearing part is used for bearing a printed circuit board, and the limiting part is used for clamping the printed circuit board with the movable clamping block.
Optionally, when the carrying part is unloaded, the movable clamping block abuts against one side of the carrying part under the magnetic acting force of the first magnetic assembly and the second magnetic assembly; when the bearing part bears the printed circuit board, the movable clamping block and the limiting part clamp and fix the circuit board under the magnetic acting force.
Optionally, the body structure on one side of the groove is configured as the stopper wall.
Optionally, the height of the bearing part is lower than the movable clamping block and the limiting part.
Optionally, the first magnetic assembly and the second magnetic assembly are in contact with each other and arranged in a staggered manner, and one end of the first magnetic assembly is embedded in the bearing part.
Optionally, the main body structure and each movable clamping block are made of an aluminum alloy material.
Optionally, the first magnetic assembly and the second magnetic assembly respectively include at least two magnets which are uniformly arranged.
Optionally, the first magnetic assembly and the second magnetic assembly respectively include four cylindrical magnets which are uniformly arranged.
Optionally, the first magnetic component or/and the second magnetic component is fixed by fastening holes.
Optionally, the number of the fastening holes is three.
The utility model has the technical effects that the side-pressing type printing jig is provided, through the matching of the main body structure and the clamping assembly, the manufacturing processes such as printing or surface mounting and the like can be simultaneously carried out on a plurality of small circuit boards, so that the manufacturing efficiency is improved, the problem of high rejection rate of large circuit boards due to warping is solved, and the manufacturing cost is reduced.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic front view of a lateral-pressure printing jig according to the present application.
Fig. 2 is a schematic cross-sectional structure view (a cross-sectional view at a-a in fig. 1) of a lateral press type printing jig according to the present application.
Fig. 3 is a schematic view of the cross-sectional structure in a single groove in the present application.
Fig. 4 is a schematic view of the second magnetic assembly being fixed through a fastening hole in the present application.
Description of reference numerals:
1-a body structure; 11-a groove; 12-a limit stop wall; 121-a carrier; 122-a limiting part; 13-a first magnetic component; 2-a clamping assembly; 21-a movable clamping block; 22-a second magnetic component; 3-a printed circuit board; 4-fastening holes.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the conventional process, in order to ensure the production efficiency when manufacturing a small circuit board or a micro circuit board, a large-sized circuit board is generally designed and manufactured, and after the manufacturing is completed, the large-sized circuit board is cut into small-sized components for use. The large-size circuit board needs to be subjected to pre-treatment and then to processes such as printing, surface mounting and the like during manufacturing. The pretreatment comprises cleaning, plastic packaging and the like, high-temperature, high-pressure and other thermal processes are needed, the large-size circuit board is easy to warp, the problems of printing, paster dislocation and the like are easily caused by the warping phenomenon in the subsequent printing and paster process, the rejection rate is high, and the manufacturing cost is increased.
Referring to fig. 1 to 4, the present application provides a lateral pressure type printing jig, including: the device comprises a main body structure 1 and a clamping assembly 2 arranged on the main body structure 1; a plurality of grooves 11 arranged at intervals are arranged on the main body structure 1, a limiting blocking wall 12 is arranged on one side of each groove 11, and each limiting blocking wall 12 comprises a bearing part 121 and a limiting part 122; a first magnetic component 13 is embedded in each groove 11; the clamping assembly 2 comprises movable clamping blocks 21 with the same number as the grooves 11, the movable clamping blocks 21 are correspondingly positioned in the grooves 11 one by one, and the movable clamping blocks 21 can reciprocate in the grooves 11; a second magnetic component 22 is embedded in each movable clamping block 21; the bearing part 121 is used for bearing the printed circuit board 3, and the limiting part 122 is used for clamping the printed circuit board 3 with the movable clamping block 21.
Specifically, when the lateral-pressing type printing jig in this embodiment is used, a large-sized circuit board needs to be subjected to pre-treatment, such as plastic packaging, and after the pre-treatment, the large-sized circuit board is directly cut into a small-sized circuit board (the small-sized circuit board is the printed circuit board 3 in this embodiment), and then the printed circuit board 3 is placed on the bearing portion 121. The small-size circuit board after cutting releases the warping stress of the large-size circuit board, the warping degree is greatly reduced, and the printing (such as solder paste printing) and the pasting accuracy are improved. The movable clamping block 21 can move back and forth in the groove 11, that is, as shown in fig. 3, the movable clamping block 21 can move left and right in the groove 11. When the movable clamping block 21 needs to move leftwards, external force needs to be used to pull the movable clamping block 21 to the left side of the groove 11, and after the external force is subtracted, the movable clamping block 21 can move rightwards under the magnetic action force of the first magnetic component 13 and the second magnetic component 22 and abut against the limiting blocking wall. The size of the first magnetic assembly 13 is the same as that of the second magnetic assembly 22, so as to ensure that the magnetic force between the first magnetic assembly 13 and the second magnetic assembly 22 is balanced. When the printed circuit board 3 is placed on the bearing part 121, the movable clamping block 21 needs to be moved to the left side of the groove 11, when the printed circuit board 3 can be placed in the bearing part 121, the movable clamping block 21 is released, and the movable clamping block 21 can move to the right side under the magnetic action force of the first magnetic component 13 and the second magnetic component 22 until the movable clamping block 21 is pressed against one side of the printed circuit board 3 and clamps the printed circuit board 3 together with the limiting part 122. After the printed circuit boards 3 are arranged one by one, the whole jig is put into equipment to be printed, pasted and the like, and finally, the small-sized circuit board elements are manufactured.
The side pressure formula tool that this embodiment provided simple structure, convenient to use to can directly carry out operations such as printing, paster to the circuit board of small-size, not only guarantee the efficiency of batch preparation, still solved the big size circuit board after the plastic envelope because the warpage leads to the problem that printing, paster disability rate are high, reduced the cost of manufacture greatly.
Optionally, when the carrying part 121 is unloaded, the movable clamping block 21 abuts against one side of the carrying part 121 under the magnetic force of the first magnetic assembly 13 and the second magnetic assembly 22; when the printed circuit board 3 is carried by the carrying portion 121, the movable clamping block 21 and the limiting portion 122 form clamping fixation on the circuit board under the magnetic acting force.
Specifically, referring to fig. 3, the carrying portion 121 is unloaded, that is, the printed circuit board 3 is not placed on the carrying portion 121, and at this time, due to the magnetic force of the first magnetic component 13 and the second magnetic component 22, the movable clamping block 21 directly presses against one side of the carrying portion 121. When the printed circuit board 3 is to be placed on the bearing part 121, the movable clamping block 21 is moved to the left side of the groove 11, the printed circuit board 3 is placed on the bearing part 121, and then the external force is removed, so that the movable clamping block 21 returns to the right side of the groove 11 under the magnetic action force of the first magnetic component 13 and the second magnetic component 22, and the movable clamping block and the limiting part 122 together extrude the printed circuit board 3, and the printed circuit board 3 can be clamped and fixed on the bearing part 121, thereby facilitating the next operation. The first magnetic component 13 and the second magnetic component 22 are combined to provide restoring force for the movable clamping block 21 to press the printed circuit board 3, and the structure is simple to manufacture, convenient to use and easy to operate.
Optionally, the main body structure 1 on one side of the groove 11 is configured as the limit stop wall 12.
As shown in fig. 1 to 3, a part of the main structure 1 among the plurality of grooves 11 arranged at intervals is directly used as the limiting blocking wall 12, and during production, only the processes such as cutting and the like are needed to be performed on the basis of the original main structure 1, so that the bearing part 121 and the limiting part 122 are manufactured, and no additional component is needed to be arranged, thereby saving time and labor.
As shown in fig. 3, optionally, the height of the bearing part 121 is lower than the movable clamping block 21 and the limiting part 122.
When the printed circuit board 3 is printed and mounted, the printed circuit board 3 is placed on the bearing part 121, and the bearing part 121 is lower than the movable clamping block 21 and the limiting part 122 located at two sides of the bearing part, so that the movable clamping block 21 and the limiting part 122 clamp the printed circuit board 3 more stably.
Optionally, the first magnetic component 13 and the second magnetic component 22 are in contact with each other and are arranged in a staggered manner, and one end of the first magnetic component 13 is embedded in the bearing part 121.
As shown in fig. 2 to 3, the second magnetic component 22 embedded in the movable clamping block 21 and the first magnetic component 13 embedded in the groove 11 are mutually attracted to provide a restoring force to one side (i.e. the right side) for the movable clamping block 21, and the two are arranged in a staggered manner, so that the magnetic acting force between the two is stronger, and the movable clamping block 21 can clamp the printed circuit board 3 more, so as to prevent the printed circuit board 3 from loosening during the printing and mounting processes and affecting the manufacturing effect (refer to fig. 3).
Optionally, the main body structure 1 and each movable clamping block 21 are made of an aluminum alloy material.
The aluminum alloy material is hard in strength and not easy to deform, can meet the production requirement of electrostatic discharge (ESD), and prolongs the service life of the jig.
Optionally, the first magnetic assembly 13 and the second magnetic assembly 22 respectively include at least two magnets arranged uniformly.
Every first magnetic component 13 in the recess 11 and every on the activity clamp splice 21 second magnetic component 22 includes at least two evenly arranged's magnet respectively, magnet can be two, three or even more polylith, and the specific need is selected according to the tight degree of clamp that printed circuit board 3 need possess in preparation (printing, paster) process, and magnet is more, and the magnetic force that can provide is also stronger, further guarantees printed circuit board 3's the tight demand of clamp, and in addition, the magnet number is more, also can avoid causing the problem of tool damage because of individual magnet drops. It should be noted that in the present embodiment, when the first magnetic assembly 13 and the second magnetic assembly 22 respectively include a plurality of magnets, the number of magnets included in each of the plurality of magnets is guaranteed to be the same; that is, if the first magnetic assembly 13 includes 2 magnets, the second magnetic assembly 22 also includes 2 magnets, and so on, to ensure the magnetic force balance between the first magnetic assembly 13 and the second magnetic assembly 22. It should be noted that the magnets of the first magnetic assembly 13 and the magnets of the second magnetic assembly 22 need to be arranged in a one-to-one correspondence, that is, it needs to be ensured that the distance between the magnets arranged in a one-to-one correspondence is smaller than the distance between the magnets included in the first magnetic assembly 13 or the second magnetic assembly 22, so as to prevent the magnets which do not correspond to each other from attracting each other and causing the back attraction between the movable clamping block and the main body.
As shown in fig. 1, the first magnetic assembly 13 and the second magnetic assembly 22 may optionally include four cylindrical magnets uniformly arranged.
On the basis of the embodiment, the more the number of the magnets is, the stronger the magnetic acting force can be provided, and the four round magnets can be distributed near the four corners of the aluminum block, so that the larger magnetic acting force can be provided, and the magnetic material for manufacturing the magnets can be saved to the greatest extent.
As shown in fig. 4, optionally, the first magnetic assembly 13 or/and the second magnetic assembly 22 is fixed by a fastening hole 4.
When the movable clamping block 21 is prepared, a hole can be firstly dug in the movable clamping block 21, the second magnetic assembly 22 is placed in the hole, then a hole is punched in the movable clamping block 21 near the edge of the second magnetic assembly 22, and the second magnetic assembly 22 is extruded and fixed. The engagement of the first magnetic component 13 with the body structure 1 (part of the recess 11) can also be carried out in the manner described above.
As shown in fig. 4, the number of the fastening holes 4 is optionally three.
The three fastening holes 4 may be arranged in a triangular shape, so that the fastening holes 4 have a more stable constraint effect on the first magnetic assembly 13 or the second magnetic assembly 22. Of course, in practical application, several fastening holes 4 may be drilled, which is not limited in the present application.
In the above embodiments, the differences between the embodiments are described in emphasis, and different optimization features between the embodiments can be combined to form a better embodiment as long as the differences are not contradictory, and further description is omitted here in consideration of brevity of the text.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (10)
1. The utility model provides a side pressure formula printing jig which characterized in that includes: the clamping device comprises a main body structure and a clamping assembly arranged on the main body structure;
the main body structure is provided with a plurality of grooves which are arranged at intervals, one side of each groove is provided with a limiting blocking wall, and each limiting blocking wall comprises a bearing part and a limiting part; a first magnetic component is embedded in each groove;
the clamping assembly comprises movable clamping blocks, the number of the movable clamping blocks is consistent with that of the grooves, the movable clamping blocks are arranged in the grooves in a one-to-one correspondence mode, and the movable clamping blocks can reciprocate in the grooves; a second magnetic component is embedded in each movable clamping block;
the bearing part is used for bearing a printed circuit board, and the limiting part is used for clamping the printed circuit board with the movable clamping block.
2. The lateral pressure type printing jig of claim 1, wherein when the bearing part is empty, the movable clamping block abuts against one side of the bearing part under the magnetic acting force of the first magnetic assembly and the second magnetic assembly; when the bearing part bears the printed circuit board, the movable clamping block and the limiting part clamp and fix the circuit board under the magnetic acting force.
3. The lateral pressure printing jig of claim 1, wherein the main structure on one side of the groove is configured as the limiting stop wall.
4. The lateral pressure type printing jig of claim 1, wherein the height of the bearing part is lower than the movable clamping blocks and the limiting part.
5. The lateral pressure type printing jig of claim 1, wherein the first magnetic assembly and the second magnetic assembly are in contact with each other and are arranged in a staggered manner, and one end of the first magnetic assembly is embedded in the bearing part.
6. The lateral pressure type printing jig of claim 1, wherein the main body structure and each movable clamping block are made of an aluminum alloy material.
7. A side pressing printing jig according to claim 1 or 6, wherein the first magnetic assembly and the second magnetic assembly each comprise at least two magnets arranged uniformly.
8. The lateral pressure type printing jig of claim 6, wherein the first magnetic assembly and the second magnetic assembly respectively comprise four cylindrical magnets which are uniformly arranged.
9. The lateral pressure type printing jig of claim 8, wherein the first magnetic component or/and the second magnetic component is/are fixed through fastening holes.
10. A side press printing jig according to claim 9 wherein the number of fastening holes is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120871222.6U CN215379345U (en) | 2021-04-26 | 2021-04-26 | Side-pressing type printing jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120871222.6U CN215379345U (en) | 2021-04-26 | 2021-04-26 | Side-pressing type printing jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215379345U true CN215379345U (en) | 2021-12-31 |
Family
ID=79628159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120871222.6U Expired - Fee Related CN215379345U (en) | 2021-04-26 | 2021-04-26 | Side-pressing type printing jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215379345U (en) |
-
2021
- 2021-04-26 CN CN202120871222.6U patent/CN215379345U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |