Positioning fixture for welding electronic component
Through the motor drive gear meshing and sliding shaft, the height of the circuit board is adjusted, and the problem of inconvenient adjustment of circuit boards in the prior art is solved, and efficient clamping of circuit boards of different sizes is achieved.
Patent Information
- Application Number
- CN202420614954.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-28
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-03-28
AI Technical Summary
The prior art is difficult to adjust the height of the clamped circuit board during the welding of electronic components, resulting in inconvenient welding of the welding process.
通过电机带动齿轮和齿件之间的相互啮合，结合滑动轴在支撑板前侧的滑动，实现对滑动块高度的调节，并通过夹持块和限位轴的配合，实现对不同尺寸电路板的夹持。
It realizes flexible adjustment of the clamped circuit board height, which facilitates the welding process and can also adapt to different sizes of circuit boards for clamping.
Smart Images
Figure CN222626431U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electronic components, in particular to a positioning fixture used for welding electronic components. Background Art
[0002] With the rapid development of science and technology, electrical equipment is used more and more widely in life. Nowadays, the development trend of electronic equipment is moving towards high precision and miniaturization. Among them, integrated circuit boards are indispensable components. Nowadays, circuit boards are generally processed by soldering. During the soldering process, the circuit boards to be processed are clamped in the positioning fixture.
[0003] After searching, a soldering fixture with announcement number CN218051117U "comprises a base, an adjustment mechanism is provided on the base, a rotating mechanism is provided on the adjustment mechanism, a clamping mechanism is provided on the rotating mechanism, the adjustment mechanism comprises a hinge seat, the hinge seat is fixedly mounted on the base, and a mounting plate is rotatably connected to the hinge seat. The utility model is provided with an adjustment mechanism to adjust the angle of the clamping mechanism, which is beneficial to the soldering process of electronic components. The utility model is provided with a rotating mechanism to drive the clamping mechanism to rotate, which is beneficial to the rotation of electronic components, thereby facilitating the soldering process of electronic components. The utility model is provided with a clamping mechanism to clamp and fix electronic components of different thicknesses, which is beneficial to the soldering process of electronic components."
[0004] Based on the above patent, a rotating mechanism is provided to drive the clamping mechanism to rotate, which is beneficial to rotating the electronic components, thereby facilitating the soldering process of the electronic components. The utility model is provided with a clamping mechanism to clamp and fix electronic components of different thicknesses, which is beneficial to the soldering process of the electronic components. However, it is necessary to be unable to adjust the height of the clamped circuit board during use, which makes it too inconvenient for the staff to solder the electronic components to the circuit board. In view of this technical problem, the present application proposes a positioning fixture for soldering electronic components; Utility Model Content
[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose a positioning fixture for welding electronic components. The motor drives the mutual engagement between the gears and the teeth to achieve the height adjustment of the sliding block, so as to achieve the height adjustment of the clamped circuit board. At the same time, the clamping block compression spring can be pulled to change the gap between the two clamping blocks to achieve the clamping of circuit boards of different sizes through two limit shafts.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning fixture for welding electronic components, comprising a base, a support plate fixedly connected to the rear end of the top side of the base, a sliding block connected to the front side of the support plate through a support frame, a fixed groove is provided at the middle end of the front side of the support plate, the interior of the fixed groove is connected to the rear side of the support frame through a gear set, a clamping assembly is provided at the front end of the sliding block, sliding grooves are provided on the upper and lower sides of the sliding block, and fixed blocks are fixedly connected to the left and right ends of the sliding block.
[0007] Furthermore, the support frame includes two sliding shafts 1 located on the rear side of the sliding block and two supporting shafts located at the middle end of the rear side of the sliding block. The rear ends of the two sliding shafts 1 are slidably connected to the left and right ends of the front side of the support plate, and the rear ends of the two supporting shafts are connected through a rotating shaft.
[0008] Furthermore, the gear set includes a gear located at the middle end of the rotating shaft and a toothed member located inside the fixing groove, and the gear and the toothed member are meshingly connected.
[0009] Furthermore, the right end of the rotating shaft passes through the rear end of the right supporting shaft, and a motor is installed at the right rear end of the right supporting shaft through a fixing frame, and the driving end of the motor is fixedly connected to the right end of the rotating shaft.
[0010] Furthermore, the clamping assembly includes two clamping blocks located inside the slide groove and a sliding shaft 2 located on one side close to the two fixed blocks, and the top sides of the two clamping blocks are fixedly connected to the limiting shaft.
[0011] Furthermore, the second sliding shaft passes through the middle ends of the two clamping blocks, and springs are wound around both left and right ends of the second sliding shaft. The clamping blocks and the fixed blocks are connected at their adjacent sides via springs.
[0012] Furthermore, baffles are fixedly connected to the rear ends of the two limit shafts.
[0013] The utility model has the following beneficial effects:
[0014] 1. In the utility model, the motor drives the gears and the toothed parts to mesh with each other, and the sliding shaft slides on the front side of the support plate to control the height adjustment of the sliding block on the front side of the support plate. At the same time, the height adjustment of the clamped circuit board can be controlled, which is convenient for the staff to solder the electronic components on the circuit board.
[0015] 2. In the utility model, the two clamping blocks are pulled to compress the sliding shaft 2 to adjust the gap between the two clamping blocks. At the same time, the circuit board is clamped between the two limit shafts through the mutual cooperation between the sliding shaft 2 and the two clamping blocks, so that the gap between the two limit shafts is changed to clamp circuit boards of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a three-dimensional diagram of a positioning fixture for welding electronic components proposed by the utility model;
[0017] Figure 2 This is a top view of a positioning fixture for welding electronic components proposed by the utility model;
[0018] Figure 3 for Figure 2 A in the enlarged view;
[0019] Figure 4 The utility model is a schematic diagram of a clamping block structure of a positioning fixture for welding electronic components.
[0020] Legend:
[0021] 1. Base; 2. Support plate; 3. Sliding shaft 1; 4. Sliding block; 5. Fixed block; 6. Clamping block; 7. Limiting shaft; 8. Baffle; 9. Support shaft; 10. Sliding shaft 2; 11. Spring; 12. Rotating shaft; 13. Gear; 14. Motor; 15. Gear; 16. Fixed groove. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] Reference Figure 1 , Figure 2 and Figure 4 , the utility model provides an embodiment: a positioning fixture for welding electronic components, including a base 1, a support plate 2 is fixedly connected to the rear end of the top side of the base 1, a sliding block 4 is connected to the front side of the support plate 2, a fixing groove 16 is provided at the middle end of the front side of the support plate 2, a gear 15 is arranged inside the fixing groove 16, the gear 13 and the gear 15 are meshed with each other, two clamping blocks 6 are arranged at the front end of the sliding block 4, the top sides of the two clamping blocks 6 are fixedly connected to the limiting shaft 7, the sliding block 4 is provided with sliding grooves on both the upper and lower sides, and the left and right ends of the sliding block 4 are fixedly connected to the fixing blocks 5;
[0024] Specifically, by the mutual engagement between the gear 13 and the toothed part 15, the sliding block 4 is controlled to move up and down on the front side of the support plate 2. At the same time, by controlling the two clamping blocks 6 and the limit shaft 7 to move up and down, the height of the circuit board clamped between the limit shafts 7 can be adjusted, which is convenient for the staff to adjust the height according to the needs and solder the electronic components on the circuit board. The spring 11 and the fixed block 5 cooperate to clamp the clamping block 6.
[0025] Reference Figure 1-3 , two sliding shafts 3 located at the rear side of the sliding block 4 and two supporting shafts 9 located at the middle end of the rear side of the sliding block 4, the rear ends of the two sliding shafts 3 are slidably connected to the left and right ends of the front side of the support plate 2, the rear ends of the two supporting shafts 9 are connected through a rotating shaft 12, a gear 13 located at the middle end of the rotating shaft 12 and a toothed member 15 located inside the fixed groove 16, the gear 13 and the toothed member 15 are meshedly connected, the right end of the rotating shaft 12 passes through the rear end of the right supporting shaft 9, the right rear end of the right supporting shaft 9 is installed with a motor 14 through a fixing frame, and the driving end of the motor 14 is fixedly connected to the right end of the rotating shaft 12;
[0026] Specifically, by turning on the motor 14, the motor 14 controls the rotation of the rotating shaft 12 to drive the rotation of the gear 13 and the mutual engagement of the gear 15, and at the same time cooperates with the sliding of the sliding shaft 1 at the left and right ends of the front side of the support plate 2 to control the up and down movement of the sliding block 4, so as to control the height adjustment of the clamped circuit board according to the needs of the staff.
[0027] Reference Figure 1 , Figure 2 and Figure 4 , two clamping blocks 6 located inside the slide slot and a sliding shaft 10 located on the side close to the two fixed blocks 5, the top sides of the two clamping blocks 6 are fixedly connected to the limit shaft 7, the sliding shaft 10 passes through the middle ends of the two clamping blocks 6, the left and right ends of the sliding shaft 10 are both wound with springs 11, the clamping block 6 and the fixed block 5 are connected on the side close to the spring 11, and the rear ends of the two limit shafts 7 are fixedly connected to baffles 8;
[0028] Specifically, the spring 11 is compressed by pulling the two clamping blocks 6, and the clamping block 6 slides on the outer wall of the sliding shaft 10, and at the same time drives the sliding of the limit shaft 7 to achieve clamping of circuit boards of different sizes. At the same time, the baffle 8 can be used to more conveniently position and clamp the circuit board. At the same time, the clamping block 6 is pressed tightly by the cooperation between the spring 11 and the fixed block 5 to facilitate clamping of the circuit board.
[0029] Working principle: By turning on the motor 14, the motor 14 controls the rotation of the rotating shaft 12 to drive the rotation of the gear 13 and the mutual engagement between the gears 15, and at the same time cooperates with the sliding of the sliding shaft 13 at the left and right ends of the front side of the support plate 2 to control the up and down movement of the sliding block 4, so as to adjust the height of the clamped circuit board, and compress the spring 11 by pulling the two clamping blocks 6, and at the same time the clamping block 6 slides on the outer wall of the sliding shaft 2 10, and at the same time drives the limit shaft 7 to slide on the outer wall of the sliding block 4, and at the same time cooperates between the spring 11 and the fixed block 5, so as to facilitate the clamping of circuit boards of different sizes.
[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A positioning fixture for welding electronic components, comprising a base (1), characterized in that: The rear end of the top side of the base (1) is fixedly connected to a support plate (2); the front side of the support plate (2) is connected to a sliding block (4) via a support frame; a fixing groove (16) is provided at the middle end of the front side of the support plate (2); the interior of the fixing groove (16) is connected to the rear side of the support frame via a gear set; a clamping assembly is provided at the front end of the sliding block (4); sliding grooves are provided on both the upper and lower sides of the sliding block (4); and the left and right ends of the sliding block (4) are fixedly connected to fixing blocks (5).
2. A positioning fixture for electronic component welding according to claim 1, characterized in that: The support frame comprises two sliding shafts (3) located at the rear side of the sliding block (4) and two supporting shafts (9) located at the middle end of the rear side of the sliding block (4), the rear ends of the two sliding shafts (3) are slidably connected to the left and right ends of the front side of the support plate (2), and the rear ends of the two supporting shafts (9) are connected via a rotating shaft (12).
3. A positioning fixture for welding electronic components according to claim 2, characterized in that: The gear set comprises a gear (13) located at the middle end of the rotating shaft (12) and a toothed member (15) located inside the fixing groove (16), and the gear (13) and the toothed member (15) are meshingly connected.
4. A positioning fixture for welding electronic components according to claim 3, characterized in that: The right end of the rotating shaft (12) passes through the rear end of the right support shaft (9); a motor (14) is installed at the right rear end of the right support shaft (9) via a fixing frame; and a driving end of the motor (14) is fixedly connected to the right end of the rotating shaft (12).
5. A positioning fixture for electronic component welding according to claim 1, characterized in that: The clamping assembly comprises two clamping blocks (6) located inside the slide groove and a sliding shaft 2 (10) located on a side close to the two fixed blocks (5), and the top sides of the two clamping blocks (6) are fixedly connected to the limiting shaft (7).
6. A positioning fixture for electronic component welding according to claim 5, characterized in that: The second sliding shaft (10) passes through the middle ends of the two clamping blocks (6), and springs (11) are wound around both left and right ends of the second sliding shaft (10). The clamping blocks (6) and the fixed blocks (5) are connected at their adjacent sides via the springs (11).
7. A positioning fixture for electronic component welding according to claim 6, characterized in that: The rear ends of the two limit shafts (7) are fixedly connected with baffles (8).