CN222128400U - A flexible circuit board SMT patch fixture - Google Patents
A flexible circuit board SMT patch fixture Download PDFInfo
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- CN222128400U CN222128400U CN202420647445.8U CN202420647445U CN222128400U CN 222128400 U CN222128400 U CN 222128400U CN 202420647445 U CN202420647445 U CN 202420647445U CN 222128400 U CN222128400 U CN 222128400U
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Abstract
本实用新型公开了一种柔性电路板SMT贴片治具，包括基台，所述基台上安装有真空吸附台，所述基台的底部中心位置安装有和真空吸附台对应的真空泵，所述基台的底部对称设置有用于支撑整个设备的支撑板；还包括设置在基台两侧的用于对柔性电路板进行固定的固定机构；还包括设置于所述基台底部的用于驱动固定机构的驱动机构；所述固定机构包括两组可移动的升降臂和设置在升降臂上的弹力带。通过弹力带定位柔性电路板后再进行贴片加工，能够很好的贴合柔性电路板的同时不易对柔性电路板造成损伤，能够起到良好的定位和固定功能，避免柔性电路板贴片加工过程中轻易出现弯曲变形的问题，保证了柔性电路板贴片加工的精度和质量。
The utility model discloses a SMT patch jig for a flexible circuit board, including a base, a vacuum adsorption platform is installed on the base, a vacuum pump corresponding to the vacuum adsorption platform is installed at the center of the bottom of the base, and a support plate for supporting the entire device is symmetrically arranged at the bottom of the base; it also includes a fixing mechanism arranged on both sides of the base for fixing the flexible circuit board; it also includes a driving mechanism arranged at the bottom of the base for driving the fixing mechanism; the fixing mechanism includes two groups of movable lifting arms and an elastic band arranged on the lifting arm. After the flexible circuit board is positioned by the elastic band and then the patch processing is performed, it can fit the flexible circuit board well and is not easy to cause damage to the flexible circuit board, and can play a good positioning and fixing function, avoiding the problem of bending and deformation easily occurring during the patch processing of the flexible circuit board, and ensuring the accuracy and quality of the patch processing of the flexible circuit board.
Description
Technical Field
The utility model relates to the technical field of SMT (surface mounted technology) chip mounting equipment, in particular to a SMT chip mounting jig for a flexible circuit board.
Background
SMT patches refer to short for serial process flows of processing on the basis of PCBs, and are one of the most popular techniques and technologies in the electronic assembly industry. Along with the rapid development of electronic technology, flexible circuit boards are widely applied in the fields of wearable equipment, mobile equipment and the like due to the characteristics of being bendable and foldable, so that SMT (surface mount technology) of the flexible circuit boards is also an important point of enterprise development, and the problems of low patch precision, low production efficiency and the like are easily caused due to the fact that the flexible circuit boards are difficult to operate due to special properties such as being flexible and easy to deform.
Through retrieval, the Chinese patent application number is CN202020779013.4, which discloses a general jig for SMT patches, comprising a device base and a sliding block, wherein a first frame is distributed at the edge of the device base, a first bolt penetrates through the edge of the first frame, a bottom plate is distributed at the middle part of the device base, a sliding groove is arranged on the upper surface of the bottom plate, the sliding block is fixed above the sliding groove, a second bolt penetrates through the middle part of the sliding block, a mounting groove is arranged on the outer side of the bottom plate, and a positioning column penetrates through the middle part of the mounting groove. This general tool of SMT paster is provided with the reference column, is threaded connection between reference column and the nut, and when the user placed the circuit board on the bottom plate, the user can pass through this structure, and the position of adjustment circuit board makes the mounting hole at circuit board edge coincide with the mounting groove position, then fixes a position the circuit board through reference column and nut, through this structure, the user can adjust the position of reference column and slider according to the circuit board size to make the device have the commonality, reduce user's cost.
The technical scheme still has the defect that due to the special property of the flexible circuit board, the rigid positioning structure is easy to be attached to the circuit board, so that the positioning function is poor, and on the other hand, the rigid positioning structure is easy to damage the flexible circuit board, so that defective products are caused, and therefore, the SMT (surface mount technology) patch jig for the flexible circuit board is required.
Disclosure of utility model
The utility model aims to provide the SMT (surface mount technology) patch jig for the flexible circuit board, which is used for positioning the flexible circuit board through the elastic band and then carrying out patch processing, so that the flexible circuit board is not easy to damage while being well attached, good positioning and fixing functions can be achieved, the problem that bending deformation easily occurs in the patch processing process of the flexible circuit board is avoided, the patch processing precision and quality of the flexible circuit board are ensured, and the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The SMT patch jig for the flexible circuit board comprises a base station for processing the flexible circuit board, wherein a vacuum adsorption table for adsorbing the flexible circuit board is arranged on the base station, a vacuum pump corresponding to the vacuum adsorption table is arranged at the center of the bottom of the base station, and support plates for supporting the whole equipment are symmetrically arranged at the bottom of the base station;
the fixing mechanism is arranged at two sides of the base station and used for fixing the flexible circuit board;
The device also comprises a driving mechanism which is arranged at the bottom of the base and is used for driving the fixing mechanism;
The fixing mechanism comprises two groups of movable lifting arms and elastic bands arranged on the lifting arms, the lifting arms are arranged in a U shape, and the elastic bands are arranged at the upper ends of the two arms of the lifting arms and are positioned above the vacuum adsorption table.
Preferably, four groups of sliding grooves are symmetrically formed in two sides of the base station, which are located on the vacuum adsorption station, and the four groups of sliding grooves correspond to two arms of the two groups of lifting arms respectively.
Preferably, hooks are arranged on the inner sides of the upper ends of the two arms of the lifting arm, two ends of the elastic band are connected to the hooks in a binding mode, and the elastic band is a rubber band.
Preferably, the driving mechanism comprises a screw rod rotatably installed between the two sets of side plates and a motor for driving the screw rod installed on the outer wall of the side plate of the chair, and the screw rod comprises a first screw rod and a second screw rod.
Preferably, the directions of threads on the first screw rod and the second screw rod are opposite, sliding seats are arranged on the first screw rod and the second screw rod, and frames are arranged on the sliding seats.
Preferably, a cylinder is fixedly arranged at the bottom of the frame, and the upper end of a telescopic rod of the cylinder penetrates through the frame and is fixedly connected to the bottom center position of the lifting arm.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, the vacuum adsorption table is arranged on the base table for preliminarily fixing the flexible circuit board, the fixing mechanisms comprising the lifting arms and the elastic bands are arranged on the two sides of the base table, and the sliding grooves for the two arms of the lifting arms to slide are formed in the base table; on the other hand, the lifting arm is driven to move through the driving mechanism, and the position of the lifting arm can be moved according to the size of an actual flexible circuit board, so that the applicability of the jig is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a driving mechanism according to the present utility model;
FIG. 3 is a schematic structural view of the fixing mechanism of the present utility model;
Fig. 4 is a schematic structural view of the lifting arm of the present utility model.
The device comprises a base station 1, a supporting plate 2, a vacuum adsorption station 3, a lifting arm 4, a lifting arm 5, an elastic belt 6, a first screw rod 7, a second screw rod 8, a sliding seat 9, a frame 10, an air cylinder 11, a motor 12, a sliding chute 13, a vacuum pump 14 and a hook.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution:
the utility model provides a flexible circuit board SMT paster tool, includes the base station 1 that is used for carrying out processing to the flexible circuit board, installs the vacuum adsorption platform 3 that is used for adsorbing the flexible circuit board on the base station 1, and the bottom central point of base station 1 installs the vacuum pump 13 that corresponds with vacuum adsorption platform 3, and the bottom symmetry of base station 1 is provided with the backup pad 2 that is used for supporting whole equipment;
the fixing mechanism is arranged at two sides of the base 1 and used for fixing the flexible circuit board;
Wherein, fixed establishment includes two sets of mobilizable lifting arm 4 and sets up the elastic webbing 5 on lifting arm 4, and lifting arm 4 is the U-shaped setting, and elastic webbing 5 sets up in the both arms upper end of lifting arm 4 and elastic webbing 5 is located the top of vacuum adsorption platform 3. Four groups of sliding grooves 12 are symmetrically formed in two sides of the vacuum adsorption table 3 on the base table 1, and the four groups of sliding grooves 12 respectively correspond to two arms of the two groups of lifting arms 4. The inner sides of the upper ends of the two arms of the lifting arm 4 are respectively provided with a hook 14, the two ends of the elastic band 5 are connected to the hooks 14 in a binding mode, and the elastic band 5 is a rubber band.
When in actual use, the flexible circuit board to be processed is placed on the vacuum adsorption table 3, the vacuum pump 13 is started to adsorb, the lifting arm 4 is moved by the driving mechanism according to the size of the flexible circuit board, so that the flexible circuit board is adapted until the elastic band 5 is positioned at the edge of the flexible circuit board, and the elastic band 5 is moved downwards until the elastic band 5 fixes the flexible circuit board by the starting cylinder 10, so that the subsequent solder paste printing and pasting operation can be performed.
The flexible circuit board is positioned through the elastic band 5 and then subjected to surface mounting processing, the flexible circuit board is not easy to damage when being well attached to the flexible circuit board, good positioning and fixing functions can be achieved, the problem that bending deformation occurs easily in the surface mounting processing process of the flexible circuit board is avoided, and the surface mounting processing precision and quality of the flexible circuit board are guaranteed.
Please refer to fig. 2-3:
The device also comprises a driving mechanism which is arranged at the bottom of the base 1 and is used for driving the fixing mechanism;
The drive mechanism comprises a screw rod rotatably mounted between the two sets of side plates and a motor 11 for driving the screw rod mounted on the outer wall of the side plate of the chair, and the screw rod comprises a first screw rod 6 and a second screw rod 7. Threads on the first screw rod 6 and the second screw rod 7 face opposite directions, sliding seats 8 are arranged on the first screw rod 6 and the second screw rod 7, and frames 9 are arranged on the sliding seats 8. The bottom of the frame 9 is fixedly provided with a cylinder 10, and the upper end of a telescopic rod of the cylinder 10 penetrates through the frame 9 and is fixedly connected to the bottom center position of the lifting arm 4.
Through setting up the actuating mechanism including lead screw and motor 11 between the curb plate, the lead screw includes first lead screw 6 and second lead screw 7, all installs the cylinder 10 that is used for driving lifting arm 4 and elastic band 5 to go up and down on the frame 9 on first lead screw 6 and the second lead screw 7, because the screw thread orientation on first lead screw 6 and the second lead screw 7 is opposite, therefore when the positive and negative rotation of motor 11 is started, can make two sets of lifting arms 4 carry out the similar or distant motion mutually to flexible circuit board that can adapt to different sizes and specifications improves the practicality of this tool;
in addition, since the base 1 is provided with the slide groove 12 for moving the two arms of the lifting arm 4, the slide seat 8 can be guided well during the screw rod operation.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (6)
1. The SMT patch jig for the flexible circuit board is characterized by comprising a base station (1) for processing the flexible circuit board, wherein a vacuum adsorption table (3) for adsorbing the flexible circuit board is arranged on the base station (1), a vacuum pump (13) corresponding to the vacuum adsorption table (3) is arranged at the center of the bottom of the base station (1), and support plates (2) for supporting the whole equipment are symmetrically arranged at the bottom of the base station (1);
The fixing mechanism is arranged at two sides of the base station (1) and used for fixing the flexible circuit board;
The device also comprises a driving mechanism which is arranged at the bottom of the base station (1) and is used for driving the fixing mechanism;
The fixing mechanism comprises two groups of movable lifting arms (4) and elastic bands (5) arranged on the lifting arms (4), the lifting arms (4) are arranged in a U-shaped mode, the elastic bands (5) are arranged at the upper ends of the two arms of the lifting arms (4) and the elastic bands (5) are located above the vacuum adsorption table (3).
2. The SMT chip jig for flexible circuit boards according to claim 1, wherein four groups of sliding grooves (12) are symmetrically formed in two sides of the vacuum adsorption table (3) on the base table (1), and the four groups of sliding grooves (12) correspond to two arms of the two groups of lifting arms (4) respectively.
3. The SMT chip jig for flexible circuit board according to claim 1, wherein hooks (14) are arranged on inner sides of upper ends of two arms of the lifting arm (4), two ends of the elastic band (5) are connected to the hooks (14) in a binding mode, and the elastic band (5) is made of rubber.
4. The SMT chip jig for flexible circuit board according to claim 1, wherein the driving mechanism comprises a screw rotatably installed between the two sets of side plates and a motor (11) for driving the screw installed on the outer wall of the side plate of the chair, and the screw comprises a first screw (6) and a second screw (7).
5. The SMT chip jig for flexible circuit board according to claim 4, wherein the threads on the first screw rod (6) and the second screw rod (7) are opposite in direction, sliding seats (8) are arranged on the first screw rod (6) and the second screw rod (7), and frames (9) are arranged on the sliding seats (8).
6. The SMT chip jig for flexible circuit boards according to claim 5, wherein an air cylinder (10) is fixedly arranged at the bottom of the frame (9), and the upper end of a telescopic rod of the air cylinder (10) penetrates through the frame (9) and is fixedly connected to the bottom center position of the lifting arm (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420647445.8U CN222128400U (en) | 2024-04-01 | 2024-04-01 | A flexible circuit board SMT patch fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420647445.8U CN222128400U (en) | 2024-04-01 | 2024-04-01 | A flexible circuit board SMT patch fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222128400U true CN222128400U (en) | 2024-12-06 |
Family
ID=93683330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420647445.8U Active CN222128400U (en) | 2024-04-01 | 2024-04-01 | A flexible circuit board SMT patch fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222128400U (en) |
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2024
- 2024-04-01 CN CN202420647445.8U patent/CN222128400U/en active Active
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