CN221603082U

CN221603082U - Stamping and demolding device for FRED side edge positioning

Info

Publication number: CN221603082U
Application number: CN202322896279.3U
Authority: CN
Inventors: 糜剑鹏; 黄乐乐
Original assignee: Jiangsu Xindaxing Microelectronics Co ltd
Current assignee: Jiangsu Xindaxing Microelectronics Co ltd
Priority date: 2023-10-27
Filing date: 2023-10-27
Publication date: 2024-08-27
Anticipated expiration: 2033-10-27

Abstract

The utility model discloses a stamping and demolding device for FRED side positioning, which comprises a machine base; the stand is fixedly connected to the top of the stand; the placing mechanism is used for placing the workpiece to be punched and comprises a workpiece placing seat fixedly connected to the top of the machine base, limiting assemblies used for limiting the side edges of the workpiece to be punched are arranged on two sides of the top of the workpiece placing seat, and an ejection assembly used for ejecting the workpiece after punch forming is arranged at the bottom of the workpiece placing seat; the stamping mechanism is used for stamping the workpiece and is arranged at the top of the frame. According to the copper sheet stamping device, the copper sheet to be stamped can be limited by the limiting component, so that stability in the copper sheet stamping process is guaranteed, meanwhile, the adjusting bolt is rotated by rotating the hand wheel, and the position of the limiting baffle is moved under the threaded action of the threaded sleeve, so that the copper sheet stamping device can be suitable for limiting copper sheets with different sizes, and the practicability of the copper sheet stamping device is improved.

Description

Stamping and demolding device for FRED side edge positioning

Technical Field

The utility model relates to the technical field of diode processing, in particular to a stamping and demolding device for FRED side positioning.

Background

An ultrafast recovery diode (fred) is a semiconductor diode with good switching characteristics and ultra-short reverse recovery time, and is commonly used for freewheeling, absorption, clamping, isolation, output and input rectifiers for switching devices of high-frequency inverter devices, so that the functions of the switching devices are fully exerted. The ultrafast recovery diode is an important device which is indispensable for the high-frequency (more than 20 khz) of electric equipment and the solid-state development of high-frequency equipment, and copper sheets are generally stamped in the diode production process.

Such as publication (bulletin) number: CN110421057a discloses a stamping die for a lead frame of a chip diode, which comprises a movable die module, a female die module and a plurality of side protection structures, wherein the side protection structures are arranged on the side surfaces of the movable die module and the female die module, the movable die module comprises an auxiliary stripping structure, a plurality of guide posts, a first stamping structure and a second stamping structure, the auxiliary stripping structure comprises a stripping driving piece and a collision plate, the stripping driving piece is fixedly connected with the collision plate and drives the collision plate to move, and the first stamping structure and the second stamping structure are provided with a plurality of punches; the female die module comprises a plurality of guide sleeves, supporting blocks and a blanking groove; the guide post is accommodated in the guide sleeve in a matched mode, the first stamping structure and the second stamping structure are opposite to the blanking groove, the abutting plate abuts against the surface of the female die module when the die assembly is in a die assembly state, and the stripping driving piece drives the abutting plate to move so as to assist the guide post to separate from the guide sleeve.

Although the above technical solutions solve the corresponding technical problems, the above technical solutions have the following drawbacks:

The technical scheme is inconvenient to limit the copper sheet to be punched, and the deflection of the copper sheet is easy to cause in the punching process, so that the punching quality is affected.

Disclosure of utility model

The utility model aims to provide a stamping and demolding device for FRED side positioning, which can limit a copper sheet to be stamped by arranging a limiting component, so that the stability of the copper sheet in the stamping process is ensured, and meanwhile, the position of a limiting baffle is moved under the action of threads of a threaded sleeve by rotating a hand wheel to rotate an adjusting bolt, so that the device can be suitable for limiting copper sheets with different sizes, and the practicability of the device is improved.

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

A side-positioning stamping and demolding device for FRED, comprising:

A base;

The stand is fixedly connected to the top of the stand;

The placing mechanism comprises a workpiece placing seat fixedly connected to the top of the machine base, limiting assemblies for limiting the side edges of the workpiece to be punched are arranged on two sides of the top of the workpiece placing seat, and an ejection assembly for ejecting the workpiece after punch forming is arranged at the bottom of the workpiece placing seat;

the stamping mechanism is used for stamping the workpiece, is installed at the top of the frame and corresponds to the position of the placing mechanism.

Above-mentioned punching press demoulding device for FRED's side location, wherein, spacing subassembly includes fixed connection the mount pad at seat top is placed to the work piece, fixedly connected with thread bush on the mount pad, threaded connection has adjusting bolt on the thread bush, limit baffle is installed through the bearing rotation to adjusting bolt's tip.

The stamping and demolding device for the side positioning of the FRED comprises the ejection assembly, wherein the ejection assembly comprises the electric cylinder fixedly connected to the bottom of the machine base, and the output end of the electric cylinder is fixedly connected with the ejector block matched with the workpiece placement seat.

Above-mentioned punching press demoulding device for FRED's side location, wherein, punching press mechanism is including fixed connection the pneumatic cylinder at frame top, fixedly connected with punching press seat on the output of pneumatic cylinder, the punching press head is installed to the bottom of punching press seat.

Above-mentioned punching press demoulding device for FRED's side location, wherein, spacing subassembly still includes and is used for rotating adjusting bolt's rotatory hand wheel, just rotatory hand wheel fixed connection adjusting bolt's tip.

Above-mentioned punching press demoulding device for FRED's side location, wherein, limit baffle keep away from one side fixedly connected with protection pad of adjusting bolt.

The utility model has at least the following beneficial effects:

According to the utility model, the stamping and demolding device for FRED side positioning is realized, the copper sheet to be stamped can be limited by arranging the limiting component, so that the stability of the copper sheet in the stamping process is ensured, meanwhile, the adjusting bolt is rotated by rotating the hand wheel, and the position of the limiting baffle is moved under the thread effect of the thread sleeve, so that the device is suitable for limiting copper sheets with different sizes, and the practicability of the device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a schematic diagram of a side positioning stamping and demolding device for FRED according to the present utility model;

FIG. 2 is a schematic diagram of a limiting assembly in a side-positioning stamping and demolding device for FRED according to the present utility model;

FIG. 3 is a schematic view of the structure of the ejector assembly of the present utility model for FRED side positioning in a stamping and demolding device;

Fig. 4 is a schematic structural view of a stamping mechanism in a side positioning stamping and demolding device for FRED according to the present utility model.

Reference numerals illustrate:

1. a base; 2. a frame; 3. a placement mechanism; 4. a punching mechanism;

301. A workpiece placement seat; 302. a limit component; 303. an ejection assembly;

3021. a mounting base; 3022. a thread sleeve; 3023. an adjusting bolt; 3024. a limit baffle;

30231. Rotating a hand wheel; 30241. a protective pad;

3031. an electric cylinder; 3032. a top block;

401. a hydraulic cylinder; 402. stamping a base; 403. and (5) punching a press head.

Detailed Description

The following detailed description of embodiments of the present application will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present application can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Referring to fig. 1 to 4, a punching and demolding device for FRED side positioning according to an embodiment of the present utility model includes: the device comprises a machine base 1, a machine frame 2 fixedly connected to the top of the machine base 1, a placing mechanism 3 for placing a workpiece to be punched and a punching mechanism 4 for punching the workpiece;

Referring to fig. 1 to 4, the placement mechanism 3 includes a workpiece placement seat 301 fixedly connected to the top of the stand 1, two sides of the top of the workpiece placement seat 301 are respectively provided with a limiting component 302 for limiting the side of a workpiece to be stamped, and the bottom of the workpiece placement seat 301 is provided with an ejection component 303 for ejecting the workpiece after stamping;

Referring to fig. 1 to 4, the limiting assembly 302 includes a mounting seat 3021 fixedly connected to the top of the workpiece placement seat 301, a threaded sleeve 3022 fixedly connected to the mounting seat 3021, an adjusting bolt 3023 screwed to the threaded sleeve 3022, and a limiting baffle 3024 rotatably mounted on an end of the adjusting bolt 3023 through a bearing.

Referring to fig. 1 to 4, the ejection assembly 303 includes an electric cylinder 3031 fixedly connected to the bottom of the base 1, and a top block 3032 matched with the workpiece placement seat 301 is fixedly connected to an output end of the electric cylinder 3031;

referring to fig. 1 to 4, a pressing mechanism 4 is mounted on the top of the frame 2 and corresponds to the position of the placement mechanism 3;

Referring to fig. 1 to 4, the stamping mechanism 4 includes a hydraulic cylinder 401 fixedly connected to the top of the frame 2, a stamping seat 402 is fixedly connected to an output end of the hydraulic cylinder 401, and a stamping head 403 is mounted at the bottom of the stamping seat 402;

Through adopting above-mentioned technical scheme, can treat the copper sheet of punching press and carry out spacingly through setting up spacing subassembly 302 to guaranteed the stability in the copper sheet punching press process, simultaneously, through rotatory hand wheel 30231 rotation adjusting bolt 3023, and under the screw thread effect of thread bush 3022, remove limit baffle 3024's position, thereby can be applicable to not equidimension copper sheet spacing, and then improved the practicality of this utility model.

Referring to fig. 1 to 4, the limiting assembly 302 further includes a rotation hand wheel 30231 for rotating the adjusting bolt 3023, and the rotation hand wheel 30231 is fixedly connected to an end of the adjusting bolt 3023;

through adopting above-mentioned technical scheme, through setting up rotatory hand wheel 30231 and conveniently rotating adjusting bolt 3023 to the convenience to limit baffle 3024 position adjustment has been improved.

Referring to fig. 1 to 4, a protection pad 30241 is fixedly connected to one side of the limit guard 3024 away from the adjusting bolt 3023;

Through adopting above-mentioned technical scheme, through setting up protection pad 30241, can play the guard action when treating punching press copper sheet centre gripping.

The working principle of the utility model is as follows: the copper sheet to be punched can be limited by arranging the limiting component 302, so that stability in the copper sheet punching process is guaranteed, meanwhile, the adjusting bolt 3023 is rotated by rotating the hand wheel 30231, the position of the limiting baffle 3024 is moved under the threaded action of the threaded sleeve 3022, so that copper sheets with different sizes can be limited, then the hydraulic cylinder 401 can drive the punching head 403 below the punching seat 402 to punch the copper sheets, and after punching is finished, only the electric cylinder 3031 is required to drive the ejector block 3032 to want to move, so that products after punching is finished can be ejected out, and the practicability of the copper sheet punching machine is improved.

While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept, either as a result of the foregoing teachings or as a result of the knowledge or skills of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. A stamping and demolding device for side positioning of FRED, comprising:

A base (1);

The stand (2) is fixedly connected to the top of the stand (1);

The device comprises a placing mechanism (3) for placing a workpiece to be punched, wherein the placing mechanism (3) comprises a workpiece placing seat (301) fixedly connected to the top of the base (1), limiting assemblies (302) for limiting the side edges of the workpiece to be punched are arranged on two sides of the top of the workpiece placing seat (301), and an ejection assembly (303) for ejecting the workpiece after punching is arranged at the bottom of the workpiece placing seat (301);

The stamping mechanism (4) is used for stamping the workpiece, and the stamping mechanism (4) is arranged at the top of the frame (2) and corresponds to the position of the placing mechanism (3).

2. The die-stripping apparatus for side positioning of FRED as claimed in claim 1, wherein: spacing subassembly (302) are in including fixed connection mount pad (3021) at seat (301) top is placed to the work piece, fixedly connected with thread bush (3022) on mount pad (3021), threaded connection has adjusting bolt (3023) on thread bush (3022), limit baffle (3024) are installed through the bearing rotation to the tip of adjusting bolt (3023).

3. The die-stripping apparatus for side positioning of FRED as claimed in claim 2, wherein: the ejection assembly (303) comprises an electric cylinder (3031) fixedly connected to the bottom of the base (1), and an ejector block (3032) matched with the workpiece placement seat (301) is fixedly connected to the output end of the electric cylinder (3031).

4. A side-positioning punch stripper for FRED as defined in claim 3, wherein: the stamping mechanism (4) comprises a hydraulic cylinder (401) fixedly connected to the top of the frame (2), a stamping seat (402) is fixedly connected to the output end of the hydraulic cylinder (401), and a stamping head (403) is mounted at the bottom of the stamping seat (402).

5. The die-stripping apparatus for side positioning of FRED as claimed in claim 4, wherein: the limiting assembly (302) further comprises a rotating hand wheel (30231) for rotating the adjusting bolt (3023), and the rotating hand wheel (30231) is fixedly connected to the end portion of the adjusting bolt (3023).

6. The die-stripping apparatus for side positioning of FRED as claimed in claim 5, wherein: one side of the limit baffle (3024) far away from the adjusting bolt (3023) is fixedly connected with a protection pad (30241).