Positioning device for power electronic component production

Abstract

The utility model relates to the technical field of electronic component production, and discloses a positioning device for power electronic component production, which comprises a bottom plate, the bottom plate is driven by an L-axis sliding table arranged below the bottom plate, a positioning plate is detachably arranged above the bottom plate, a positioning groove is arranged on the positioning plate, and a vacuum pump is fixedly arranged on the bottom plate below the positioning groove. A plurality of through holes matched with the vacuum pump are formed in the positioning groove, clamping strips are symmetrically arranged on the two sides of the positioning groove above the positioning plate, and the two clamping strips are synchronously and oppositely driven by a driving structure fixedly arranged on one side of the positioning plate. The fixture has the advantages that the fixture has good fixity to electronic components, cannot clamp the electronic components, has small obstruction to the electronic components, and is convenient to process.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic component production technical field, specifically point to a kind of positioning device for power electronic component production. BACKGROUND

[0002] In the electronic component production process, positioning device plays a vital role. First, electronic components are usually small in size, such as chip pin pitch may only be zero point several millimeters. The positioning device can accurately determine the position of the component in the production equipment, to ensure that each component can be accurately processed in the welding, packaging and other processes.

[0003] Currently, the positioning device of electronic component generally adopts the way of pressing tightly around the electronic component to fix it, so as to move the electronic component in a certain range. However, this operation method has certain disadvantages. On the one hand, in actual operation, it is easy to cause damage to the electronic component due to improper control of force, resulting in component damage and affecting production quality and efficiency. On the other hand, when the electronic component is moved to the processing area, the positioning device often hinders the processing equipment from approaching the electronic component smoothly due to its own structure or position, which brings inconvenience to the processing process. SUMMARY

[0004] The utility model discloses to solve above-mentioned various problems, propose to electronic component fixedly good and will not hurt it to a kind of positioning device for power electronic component production that processing is convenient.

[0005] To solve the above technical problems, the utility model provides a technical scheme: a positioning device for power electronic component production, comprising a bottom plate, the bottom plate is driven by an L-axis sliding table arranged below, a positioning plate is detachably arranged above the bottom plate, a positioning groove is arranged on the positioning plate, a vacuum pump is fixedly arranged below the positioning groove on the bottom plate, a plurality of through holes matched with the vacuum pump are arranged in the positioning groove, clamping strips are symmetrically arranged above the positioning plate on both sides of the positioning groove, and the two clamping strips are synchronously driven relative to each other by a driving structure fixed on one side of the positioning plate.

[0006] Further, the L-axis sliding table comprises two mutually perpendicular and vertically arranged screw drives, one end of the upper screw drive is driven by the lower screw drive, and the L-axis sliding table further comprises a guide sliding shaft parallel to the lower screw drive, and the other end of the upper screw drive is slidingly arranged on the guide sliding shaft.

[0007] Based on the above features, the L-axis sliding table adopts the structure of two mutually perpendicular and vertically arranged screw drives and parallel guide sliding shaft, which can realize high-precision two-dimensional plane movement, ensure that the positioned electronic component can be accurately moved to the required position for processing, and improve the processing precision and efficiency.

[0008] Further, the bottom plate is symmetrically provided with a limiting groove below, and the limiting groove is slidably arranged at the edge of the upper layer screw rod driver.

[0009] Based on the above features, the bottom plate is symmetrically provided with a limiting groove below, and the limiting groove is slidably arranged at the edge of the upper layer screw rod driver. This design can ensure the stability of the bottom plate during movement, prevent deviation or shaking, and ensure that the electronic components are always in the correct position, thereby improving the processing quality.

[0010] Further, the bottom plate is symmetrically provided with a limiting groove below, and the limiting groove is slidably arranged at the edge of the upper layer screw rod driver.

[0011] Based on the above features, the screw connection method makes the installation and disassembly of the positioning plate very convenient, and facilitates the replacement of suitable positioning plates according to the specifications and shapes of different electronic components, thereby improving the versatility and flexibility of the device.

[0012] Further, the clamping strip is L-shaped in vertical section, and the inner side of the clamping strip is provided with a protective pad.

[0013] Based on the above features, the L-shaped design can better fit the edge of the electronic component, provide more stable clamping force, and also not cause excessive shielding to the surface of the electronic component, thereby facilitating processing operation. The protective pad can prevent the electronic component from being clamped.

[0014] Further, the driving structure includes a U-shaped bracket fixed to one side of the positioning plate, a gear is arranged inside the U-shaped bracket, the gear is driven by a motor fixed to the U-shaped bracket, a rack is arranged on both sides of the gear, and two racks are parallel to each other and connected to the two clamping strips at the ends.

[0015] Based on the above features, the driving structure is composed of a U-shaped bracket, a gear, a motor and a rack, which can realize the synchronous relative movement of the two clamping strips, ensure that the clamping force is uniformly distributed on both sides of the electronic component, and improve the stability of clamping.

[0016] Compared with the existing technology, the advantages of the present invention are: the device adopts a dual fixing method that combines vacuum pump adsorption with clamping bars. The vacuum pump provides a strong downward adsorption force to prevent electronic components from moving in the vertical direction, and the clamping bars can clamp and fix the electronic components from both sides, enhancing the stability of the electronic components in the horizontal direction. This dual fixing method ensures that the electronic components are well fixed in all directions and have good fixation. The vacuum pump has no direct contact with the electronic components, and the clamping bars fix the electronic components from the side, which can effectively prevent the electronic components from being damaged by pressure. In addition, the small contact area can effectively reduce obstacles during the processing of electronic components, facilitating processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 It is a top view of the utility model;

[0019] Figure 3 It is the main view of the utility model;

[0020] Figure 4 It is a side view of the utility model;

[0021] Figure 5 It is an enlarged view of part A of the present utility model.

[0022] As shown in the figure: 1. Base plate; 2. Positioning plate; 3. Positioning groove; 4. Vacuum pump; 5. Through hole; 6. Clamping bar; 7. Screw driver; 8. Guide slide; 9. Limiting groove; 10. Support plate; 11. Fixing plate; 12. Bolt; 13. Protective pad; 14. U-shaped bracket; 15. Gear; 16. Motor; 17. Rack. DETAILED DESCRIPTION

[0023] The present invention will be described in further detail below with reference to the accompanying drawings.

[0024] Combined with attachment Figure 1 , Attachment Figure 2 , Attachment Figure 5The utility model provides a positioning device for power electronic component production, including bottom plate 1, bottom plate 1 is driven by L axle sliding table arranged in its below, L axle sliding table includes two mutually perpendicular and upper and lower setting screw rod drive 7, and one end of upper layer screw rod drive 7 is driven by lower layer screw rod drive 7, L axle sliding table still includes the guide slide axle 8 in parallel with lower layer screw rod drive 7, and the other end of upper layer screw rod drive 7 is slidably arranged on guide slide axle 8, L axle sliding table adopts the structure of two mutually perpendicular and upper and lower setting screw rod drive 7 and parallel guide slide axle 8, can realize high-precision two-dimensional plane movement, ensure that the electronic component after positioning can be accurately moved to the position required for processing, improve processing precision and efficiency.

[0025] Combine with the Figure 3 , attached Figure 4 , attached Figure 5 , the detachable positioning plate 2 is arranged above the bottom plate 1, the side plates 10 are symmetrically arranged above the bottom plate 1, the positioning plate 2 is arranged on the upper end of the side plates 10, and the fixed plates 11 are integrally formed below the two sides of the positioning plate 2, the fixed plates 11 are fixedly connected with the side plates 10 through the bolts 12, and the mounting and dismounting of the positioning plate 2 are very convenient through the bolt connection mode, so that the appropriate positioning plate 2 can be replaced according to the specifications and shapes of different electronic components, and the versatility and flexibility of the device are improved.

[0026] Combine with the Figure 2 , attached Figure 3 , the positioning groove 3 is arranged on the positioning plate 2, the vacuum pump 4 is fixedly arranged below the positioning groove 3 on the bottom plate 1, a plurality of through holes 5 matched with the vacuum pump 4 are arranged in the positioning groove 3, the clamping strips 6 are symmetrically arranged above the positioning groove 3 on the positioning plate 2, the vertical section of the clamping strips 6 is L-shaped, the clamping strips 6 can better fit the edges of the electronic components, provide more stable clamping force, and will not cause excessive shielding to the surface of the electronic components, and the processing operation is facilitated. The protective pads 13 are arranged on the inner sides of the clamping strips 6, so that the electronic components are prevented from being clamped.

[0027] Combine with the Figure 2 , attached Figure 5Two said clamping strips 6 are synchronously driven by a driving structure fixed on one side of the positioning plate 2. The driving structure comprises a U-shaped bracket 14 fixed on one side of the positioning plate 2, a gear 15 arranged in the inner side of the U-shaped bracket 14, a motor 16 fixed on the U-shaped bracket 14 and driving the gear 15, and two racks 17 arranged on the two sides of the gear 15 and engaged with the two clamping strips 6 respectively. The driving structure is composed of the U-shaped bracket 14, the gear 15, the motor 16 and the two racks 17, so that the synchronous relative movement of the two clamping strips 6 can be realized, and the uniform distribution of the clamping force on the two sides of the electronic component is ensured, thereby improving the stability of clamping.

[0028] The specific implementation of the utility model is as follows: connecting the device with an external power supply, and placing the electronic component in the positioning groove 3 of the positioning plate 2. Starting the vacuum pump 4 below the positioning groove 3 to generate negative pressure through the through hole 5, and tightly adsorbing the electronic component to fix it in the vertical direction. At the same time, the motor 16 is started to drive the gear 15 to rotate, the two racks 17 engaged with the gear 15 move synchronously and relatively, and the clamping strips 6 on the two sides of the positioning groove 3 are pushed to move close to the electronic component, thereby clamping and fixing the electronic component from the horizontal direction. The protective pad 13 in the inner side of the clamping strip 6 can prevent the electronic component from being damaged by clamping. The L-axis sliding table below the bottom plate 1 can drive the bottom plate 1 to move according to the processing needs, and the two mutually perpendicular and vertically arranged screw drives 7 and guide sliding shafts 8 can respectively drive the electronic component to move in the horizontal and vertical directions, so as to accurately move the electronic component to the processing position. When different specifications of electronic components need to be processed, the positioning plate 2 can be removed from the support plate 10 by disassembling the bolts 12, and the appropriate positioning plate 2 of the positioning groove 3 can be replaced.

[0029] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the term "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected. For ordinary skilled in the art, the specific meaning of the above-mentioned term in the utility model can be understood according to the specific circumstances.

[0030] The utility model and its implementation have been described above, and this description is not restrictive. The embodiment shown in the drawings is only one of the embodiments of the utility model, and the actual structure is not limited thereto. In general, if the ordinary skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structural modes and embodiments can be designed without creativity, which should belong to the protection scope of the utility model.

Claims

1. A positioning device for power electronic component production, comprising a base plate (1), characterized in that: The bottom plate (1) is driven by the L-axis sliding table arranged below, the positioning plate (2) is detachably arranged above the bottom plate (1), the positioning groove (3) is arranged on the positioning plate (2), the vacuum pump (4) is fixedly arranged below the positioning groove (3) on the bottom plate (1), the through hole (5) matched with the vacuum pump (4) is arranged in the positioning groove (3), the clamping strip (6) is symmetrically arranged above the positioning groove (3) on the positioning plate (2), and the two clamping strips (6) are synchronously driven by the driving structure fixed on one side of the positioning plate (2).

2. The positioning device for power electronic component production according to claim 1, characterized in that: The L-axis sliding table comprises two mutually perpendicular and upper and lower arranged screw rod drivers (7), one end of the upper screw rod driver (7) is driven by the lower screw rod driver (7), and the L-axis sliding table further comprises a guide sliding shaft (8) parallel to the lower screw rod driver (7), and the other end of the upper screw rod driver (7) is slidably arranged on the guide sliding shaft (8).

3. The positioning device for power electronic component production according to claim 2, characterized in that: The bottom plate (1) is symmetrically provided with a limiting groove (9) below, and the limiting groove (9) is slidably arranged on the edge of the upper screw rod driver (7).

4. The positioning device for power electronic component production according to claim 1, characterized in that: The bottom plate (1) is symmetrically fixed with a supporting plate (10) above, the positioning plate (2) is arranged on the upper end of the supporting plate (10), and the positioning plate (2) is integrally formed with a fixed plate (11) below the two sides, and the fixed plate (11) is fixedly connected with the supporting plate (10) through bolts (12).

5. The positioning device for power electronic component production according to claim 1, characterized in that: The vertical section of the clamping strip (6) is L-shaped, and the inner side of the clamping strip (6) is provided with a protective pad (13).

6. The positioning device for power electronic component production according to claim 1, characterized in that: The driving structure comprises a U-shaped bracket (14) fixed on one side of the positioning plate (2), the inner side of the U-shaped bracket (14) is provided with a gear (15), the gear (15) is driven by a motor (16) fixed on the U-shaped bracket (14), and the two sides of the gear (15) are engaged with a rack (17), and the two racks (17) are parallel to each other and connected with the two clamping strips (6) at the ends.

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