CN216881456U - Rapid bending mechanism for IGBT shell contact pin - Google Patents
Rapid bending mechanism for IGBT shell contact pin Download PDFInfo
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- CN216881456U CN216881456U CN202123302399.3U CN202123302399U CN216881456U CN 216881456 U CN216881456 U CN 216881456U CN 202123302399 U CN202123302399 U CN 202123302399U CN 216881456 U CN216881456 U CN 216881456U
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Abstract
The utility model discloses a quick bending mechanism for an IGBT shell contact pin, which is characterized in that: the automatic bending machine comprises a rack, a positioning mechanism, a material moving mechanism and a bending mechanism, wherein a supporting plate is arranged on the rack, the material moving mechanism comprises a sliding plate, two groups of transverse plates and a driving mechanism, the two groups of transverse plates are arranged on the front side surface of the sliding plate at intervals from left to right, and a transverse strip-shaped limiting groove is arranged in the middle of each transverse plate; the positioning mechanism comprises a rear side plate, a push plate and a material pushing cylinder, the rear side plate is arranged above the transverse plate, the front side surface of the rear side plate is flush with the rear side surface of the transverse strip-shaped limiting groove, the push plate is arranged on the front side of the rear side plate, the output shaft of the material pushing cylinder is connected with the front side of the push plate, and the material pushing cylinder pushes the push plate to be close to or far away from the rear side plate; the bending mechanism comprises a support, a bending roller and a bending air cylinder. The bending machine improves the bending efficiency and quality and reduces the labor intensity of operators.
Description
Technical Field
The utility model relates to an IGBT module, in particular to a quick bending mechanism for an IGBT shell pin.
Background
The IGBT and the insulated gate bipolar transistor are composite fully-controlled voltage-driven power semiconductor devices composed of BJTs (bipolar transistors) and MOS (insulated gate field effect transistors), and have the advantages of both high input impedance of the MOSFET and low conduction voltage drop of GTR. The IGBT module is generally installed inside the shell, and then the shell is utilized for assembly, wherein a plurality of groups of contact pins are arranged on the IGBT shell, and the bottom of each contact pin is provided with a bending piece for routing connection with the IGBT module.
When the IGBT shell is produced, the bottom of the contact pin is generally bent, then the contact pin is placed in a mold in advance, then the mold is used for injection molding, and the contact pin and the shell are integrally injection molded. However, when the contact pin is bent, the contact pin is bent manually by using a tool, so that the bending efficiency is low, the quality is not good enough, and meanwhile, the labor intensity of operators is high, and great potential safety hazards also exist.
Disclosure of Invention
The utility model aims to provide a quick bending mechanism for an IGBT shell contact pin, which improves the bending efficiency, ensures the bending quality, reduces the labor intensity of operators and also reduces the potential safety hazard.
In order to achieve the purpose, the utility model adopts the technical scheme that: a rapid bending mechanism for an IGBT shell contact pin comprises a rack, a positioning mechanism, a material moving mechanism and a bending mechanism, wherein the positioning mechanism, the material moving mechanism and the bending mechanism are arranged on the rack;
the material moving mechanism comprises a sliding plate, two groups of transverse plates arranged on the sliding plate and a driving mechanism for driving the sliding plate to move left and right, the two groups of transverse plates are arranged on the front side surface of the sliding plate from left to right at intervals, a transverse strip-shaped limiting groove is arranged in the middle of each transverse plate, and the transverse plates and the transverse strip-shaped limiting grooves are arranged right above the supporting plate;
the positioning mechanism comprises a rear side plate, a push plate and a material pushing cylinder, the rear side plate is arranged above the transverse plate, the front side surface of the rear side plate is flush with the rear side surface of the transverse strip-shaped limiting groove, the push plate is arranged on the front side of the rear side plate, the output shaft of the material pushing cylinder is connected with the front side of the push plate, and the material pushing cylinder pushes the push plate to be close to or far away from the rear side plate;
the bending mechanism comprises a support, a bending roller and a bending air cylinder, the bending roller is parallel to the transverse plate, two ends of the bending roller are rotatably connected with two sides of the front end of the support, the outer edge face of the bottom of the bending roller is close to the top face of the rear side plate, an output shaft of the bending air cylinder is connected with the rear side of the support, and the bending air cylinder pushes the support and the bending roller to move back and forth.
In the technical scheme, the bending roller is arranged above the push plate when the output shaft of the bending cylinder extends out.
In the technical scheme, the driving mechanism comprises a motor and a transverse ball screw, a transverse sliding rail is arranged on the rack, the bottom of the sliding plate is arranged on the transverse sliding rail in a sliding mode, the transverse sliding rail is arranged on the rear side of the supporting plate in parallel, the transverse ball screw is arranged on the rack in a rotating mode, the transverse ball screw is arranged on the rear side of the transverse sliding rail, an output shaft of the motor is connected with one end of the transverse ball screw, the bottom of the sliding plate is connected with the transverse ball screw, and the transverse ball screw rotates to drive the sliding plate to move left and right.
In the above technical solution, the transverse plate is movably disposed between the supporting plate and the rear side plate.
In the technical scheme, a longitudinal guide rod is arranged on the rear side of the bracket and is movably connected with the bracket, and the longitudinal guide rod is perpendicular to the transverse strip-shaped limiting groove; the front side of the push plate is provided with a front side guide rod, the front side guide rod is movably connected with the rack, and the front side guide rod is arranged in parallel to the longitudinal guide rod.
In the technical scheme, a plurality of groups of partition plates are arranged in the transverse strip-shaped limiting groove, and a limiting cavity is formed between every two adjacent partition plates.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the bending mechanism, the transverse strip-shaped limiting grooves on the transverse plate are used for supporting and positioning a plurality of groups of products, the products are moved to the positioning mechanism, and the bending mechanism is used for automatically bending a plurality of groups of products in the transverse strip-shaped limiting grooves at the same time, so that the bending efficiency and quality can be effectively improved, the labor intensity of operators is reduced, and potential safety hazards are reduced.
Drawings
FIG. 1 is a schematic structural diagram (in a top view) according to a first embodiment of the present invention;
fig. 2 is a schematic partial structural view of the transverse plate and the rear side plate in a front view (in a cross-sectional view of the transverse strip-shaped limiting groove) according to an embodiment of the present invention.
Wherein: 1. a frame; 2. a support plate; 3. a slide plate; 4. a transverse plate; 5. a transverse strip-shaped limiting groove; 6. A rear side plate; 7. pushing the plate; 8. a material pushing cylinder; 9. a support; 10. bending rollers; 11. bending the air cylinder; 12. A partition plate; 13. a limiting cavity; 14. a motor; 15. a transverse ball screw; 16. a transverse slide rail; 17. a longitudinal guide bar; 18. a front guide bar.
Detailed Description
The utility model is further described with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 1 and 2, the rapid bending mechanism for the contact pin of the IGBT shell comprises a frame 1, and a positioning mechanism, a material moving mechanism and a bending mechanism which are arranged on the frame, wherein a support plate 2 is arranged on the frame, and the positioning mechanism and the material moving mechanism are arranged above the support plate;
the material moving mechanism comprises a sliding plate 3, two groups of transverse plates 4 arranged on the sliding plate and a driving mechanism for driving the sliding plate to move left and right, the two groups of transverse plates are arranged on the front side surface of the sliding plate from left to right at intervals, a transverse strip-shaped limiting groove 5 is arranged in the middle of the transverse plate, and the transverse plate and the transverse strip-shaped limiting groove are arranged right above the supporting plate;
the positioning mechanism comprises a rear side plate 6, a push plate 7 and a material pushing cylinder 8, the rear side plate is arranged above the transverse plate, the front side surface of the rear side plate is flush with the rear side surface of the transverse strip-shaped limiting groove, the push plate is arranged on the front side of the rear side plate, the output shaft of the material pushing cylinder is connected with the front side of the push plate, and the material pushing cylinder pushes the push plate to be close to or far away from the rear side plate;
the bending mechanism comprises a support 9, a bending roller 10 and a bending cylinder 11, the bending roller is parallel to the transverse plate, two ends of the bending roller are rotatably connected with two sides of the front end of the support, the outer edge face of the bottom of the bending roller is close to the top face of the rear side plate, an output shaft of the bending cylinder is connected with the rear side of the support, and the bending cylinder pushes the support and the bending roller to move back and forth.
And under the state that the output shaft of the bending cylinder extends out, the bending roller is arranged above the push plate.
In this embodiment, during the in-service use, pass horizontal bar-type spacing groove with the bottom of product for the bottom of product supports in the backup pad, and the top then is in the top of diaphragm, and its bending department locates the top at the posterior lateral plate. Then actuating mechanism drive slide removes, the diaphragm that will be equipped with the product removes the below of posterior lateral plate, the top of product can be in the front side of posterior lateral plate this moment, the trailing flank of product supports on the leading flank of posterior lateral plate, then it stretches out to push away material cylinder output shaft, drive the push pedal and move backward, make the push pedal press from both sides the product and press from both sides between posterior lateral plate and push pedal, then the output shaft of the cylinder of bending stretches out, drive support and bending roll and move forward, the bending roll can contact with the product earlier, then promote the top of product and bend forward, the distance between the bottom of bending roll and the push pedal can equal with the thickness of product, then when the bending roll continues to go forward, can bend the product and support on the top surface of push pedal, realize 90 degrees of product bend fast. After bending, the push roller moves backward to separate from the product, and the push plate also moves forward to separate from the product, in this process, because the existence of diaphragm, can restrict the removal of product for when push plate and product separate, the product can not be taken away, then actuating mechanism drive slide removes, makes another set of diaphragm move the below of posterior lateral plate, bends the work to the product above this set of diaphragm.
Wherein, can set up feed mechanism and unloading mechanism respectively on the left side and the right side of posterior lateral plate under general condition, a set of diaphragm can remove the below of posterior lateral plate at every turn, and a set of diaphragm then can be in the side of posterior lateral plate in addition, can utilize unloading mechanism automatic unloading earlier to the diaphragm of posterior lateral plate side above, reuse feed mechanism material loading, so circulation, the speed piece, efficient, of high quality, full-automatic bending fast.
Referring to fig. 1 and 2, a plurality of groups of partition plates 12 are arranged in the transverse strip-shaped limiting groove, and a limiting cavity 13 is formed between adjacent partition plates. Through the setting of baffle, separate into the spacing chamber of multiunit, each spacing chamber can both be spacing to a set of product like this, can fix a position multiunit product simultaneously like this, guarantees bending stability and quality. The setting of diaphragm can fix a position the product, drives the product removal simultaneously.
Referring to fig. 1, the driving mechanism includes a motor 14 and a transverse ball screw 15, a transverse slide rail 16 is arranged on the frame, the bottom of the slide plate is slidably arranged on the transverse slide rail, the transverse slide rail is arranged at the rear side of the supporting plate in parallel, the transverse ball screw is rotatably arranged on the frame, the transverse ball screw is arranged at the rear side of the transverse slide rail, an output shaft of the motor is connected with one end of the transverse ball screw, the bottom of the slide plate is connected with the transverse ball screw, and the transverse ball screw is rotated to drive the slide plate to move left and right.
Wherein, the diaphragm moves and sets up in the backup pad with between the posterior lateral plate.
Referring to fig. 1, a longitudinal guide rod 17 is arranged at the rear side of the bracket, the longitudinal guide rod is movably connected with the bracket, and the longitudinal guide rod is perpendicular to the transverse strip-shaped limiting groove; the front side of the push plate is provided with a front guide rod 18, the front guide rod is movably connected with the rack, and the front guide rod is arranged in parallel with the longitudinal guide rod. The arrangement of the longitudinal guide rod and the front side guide rod plays a role in guiding and supporting, supports and guides the support and the push plate, prevents the output shafts of the corresponding pushing cylinder and the bending cylinder from deforming, prolongs the service life and reduces the maintenance rate.
Claims (6)
1. The utility model provides a mechanism of bending fast for IGBT casing contact pin which characterized in that: the bending machine comprises a rack, and a positioning mechanism, a material moving mechanism and a bending mechanism which are arranged on the rack, wherein a supporting plate is arranged on the rack, and the positioning mechanism and the material moving mechanism are arranged above the supporting plate;
the material moving mechanism comprises a sliding plate, two groups of transverse plates arranged on the sliding plate and a driving mechanism for driving the sliding plate to move left and right, the two groups of transverse plates are arranged on the front side surface of the sliding plate at intervals from left to right, a transverse strip-shaped limiting groove is arranged in the middle of the transverse plate, and the transverse plate and the transverse strip-shaped limiting groove are arranged right above the supporting plate;
the positioning mechanism comprises a rear side plate, a push plate and a material pushing cylinder, the rear side plate is arranged above the transverse plate, the front side surface of the rear side plate is flush with the rear side surface of the transverse strip-shaped limiting groove, the push plate is arranged on the front side of the rear side plate, the output shaft of the material pushing cylinder is connected with the front side of the push plate, and the material pushing cylinder pushes the push plate to be close to or far away from the rear side plate;
the bending mechanism comprises a support, a bending roller and a bending air cylinder, the bending roller is parallel to the transverse plate, two ends of the bending roller are rotatably connected with two sides of the front end of the support, the outer edge face of the bottom of the bending roller is close to the top face of the rear side plate, an output shaft of the bending air cylinder is connected with the rear side of the support, and the bending air cylinder pushes the support and the bending roller to move back and forth.
2. The IGBT shell pin rapid bending mechanism according to claim 1, characterized in that: and under the state that the output shaft of the bending cylinder extends out, the bending roller is arranged above the push plate.
3. The IGBT shell pin quick bending mechanism of claim 1, characterized in that: the driving mechanism comprises a motor and a transverse ball screw, a transverse sliding rail is arranged on the rack, the bottom of the sliding plate is arranged on the transverse sliding rail in a sliding mode, the transverse sliding rail is arranged on the rear side of the supporting plate in parallel, the transverse ball screw is arranged on the rack in a rotating mode, the transverse ball screw is arranged on the rear side of the transverse sliding rail, an output shaft of the motor is connected with one end of the transverse ball screw, the bottom of the sliding plate is connected with the transverse ball screw, and the transverse ball screw rotates to drive the sliding plate to move left and right.
4. The IGBT shell pin rapid bending mechanism according to claim 1, characterized in that: the transverse plate is movably arranged between the supporting plate and the rear side plate.
5. The IGBT shell pin rapid bending mechanism according to claim 1, characterized in that: a longitudinal guide rod is arranged on the rear side of the bracket and movably connected with the bracket, and the longitudinal guide rod is perpendicular to the transverse strip-shaped limiting groove; the front side of the push plate is provided with a front side guide rod, the front side guide rod is movably connected with the rack, and the front side guide rod is parallel to the longitudinal guide rod.
6. The IGBT shell pin quick bending mechanism of claim 1, characterized in that: and a plurality of groups of partition plates are arranged in the transverse strip-shaped limiting groove, and a limiting cavity is formed between every two adjacent partition plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123302399.3U CN216881456U (en) | 2021-12-25 | 2021-12-25 | Rapid bending mechanism for IGBT shell contact pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123302399.3U CN216881456U (en) | 2021-12-25 | 2021-12-25 | Rapid bending mechanism for IGBT shell contact pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216881456U true CN216881456U (en) | 2022-07-05 |
Family
ID=82208691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123302399.3U Active CN216881456U (en) | 2021-12-25 | 2021-12-25 | Rapid bending mechanism for IGBT shell contact pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216881456U (en) |
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2021
- 2021-12-25 CN CN202123302399.3U patent/CN216881456U/en active Active
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