CN115138754A

CN115138754A - Aperture adjustable auto parts stamping die

Info

Publication number: CN115138754A
Application number: CN202210802547.8A
Authority: CN
Inventors: 张俊霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-04

Abstract

The invention provides an automobile part stamping die with an adjustable aperture, which relates to the technical field of stamping dies and comprises the following components: the stamping device comprises a main body, a stamping die and a clamping device, wherein a stamping cavity for placing a workpiece is formed in the main body; the stamping assembly is arranged in the main body and is used for punching a workpiece; and the adjusting assembly is arranged in the stamping assembly and used for adjusting the aperture size of the punching process. According to the automobile part stamping die with the adjustable hole diameter, hole expansion can be started after a workpiece is punched through the stamping assembly, the size of the punched hole is adjusted through the adjusting assembly, the size of the punched hole can be adjusted without replacing a stamping head, and the practicability of the device is improved; secondly, the workpiece is supported through the damping assembly, so that the workpiece is prevented from deforming and the like in the stamping process; furthermore, the hole punched by the polishing assembly is polished, burrs at the edge of the hole are scraped, and the punching quality of the device is improved.

Description

Aperture adjustable auto parts stamping die

Technical Field

The invention relates to the technical field of stamping dies, in particular to an automobile part stamping die with an adjustable aperture.

Background

With the development of science and technology and the reserve of technology, the design and manufacturing capability of stamping dies for automobile parts in China reach a high level, the die technology and the manufacturing level of dies are greatly developed and improved in the years, the demand of industrial products on the dies is larger and larger, the dies are rapidly developed towards the directions of precision, complexity, high efficiency and long service life, and punching and trimming are required to be carried out through the dies during the processing of the automobile parts.

However, common stamping die on the market at present can not adjust the diameter of punching a hole when the punching press, all need pull down the punching press head and change the new punching press head when the diameter is adjusted to needs, and it is comparatively troublesome to use, simultaneously at the in-process that carries out the punching press to the work piece, because punch a hole and need leave empty so that the punching press head passes the palace, and in stamping process, the work piece bottom is left empty just easily under the effect extrusion deformation of punching press, leads to the not good condition of work piece final production precision to take place.

Disclosure of Invention

The invention aims to solve the defects in the background technology, and provides the automobile part stamping die with the adjustable aperture, wherein the stamping assembly is used for reaming after punching a hole on a workpiece, the adjusting assembly is used for adjusting the size of the punched hole, the size of the punched hole can be adjusted without replacing a stamping head, and the practicability of the device is improved; secondly, the workpiece is supported through the damping assembly, so that the workpiece is prevented from deforming in the stamping process; furthermore, utilize the subassembly of polishing to polish the hole that punches out, scrape the burr at hole edge, and then improve the quality that the device punched a hole.

In order to achieve the above object, the present invention provides the following technical solution, a hole diameter adjustable automobile part stamping die, comprising: the stamping device comprises a main body, a stamping die and a clamping device, wherein a stamping cavity for placing a workpiece is formed in the main body; the stamping assembly is arranged in the main body and is used for punching a workpiece; the adjusting assembly is arranged in the stamping assembly and is used for adjusting the hole diameter of the punching processing; the polishing assembly is arranged in the stamping assembly and is used for polishing the punched hole burrs; and a shock absorbing assembly; the damping assembly is arranged at the bottom of the punching cavity and used for supporting and damping the workpiece to prevent the workpiece from deforming after punching.

Further, the punching assembly comprises: the electric push rod is arranged at the top of the stamping cavity; the positive and negative motors are arranged in the stamping blocks, the bottoms of the positive and negative motors are connected with transmission shafts through driving shafts, and the transmission shafts are provided with transmission plates; the transmission plate comprises a transmission plate, two transmission cavities, a transmission spring and an electromagnet, wherein the two transmission cavities are arranged at the bottom of the transmission plate, the transmission block made of a martensitic stainless steel material is connected to the inner part of each transmission cavity in a sliding manner, the transmission spring is arranged between the top of each transmission block and each transmission cavity, and the top of each transmission cavity is provided with the electromagnet; the driving block is connected to the bottom of the electric push rod, a plurality of punching blocks are arranged at the bottom of the driving block, a punching head for punching a workpiece is arranged at the bottom of the punching block, and the punching head is rotatably connected with the transmission shaft through a ball bearing; and the transmission groove is arranged at the top of the stamping head and clamped with the transmission block.

Further, the adjustment assembly includes: the threaded rod is arranged at the bottom of the transmission shaft; the adjusting cavity is formed in the top of the stamping head, an adjusting ring is connected in the adjusting cavity in a sliding mode, and a threaded hole matched with the threaded rod is formed in the adjusting ring; the accommodating grooves are formed in the inner walls of the two sides of the adjusting cavity, side plates are connected in the accommodating grooves in a sliding mode, and a traction rope is arranged between each side plate and the adjusting ring.

Further, the grinding assembly includes: the polishing cavities are arranged on two sides of the bottom of the stamping head; the polishing device comprises a polishing cavity, a polishing block and a traction spring, wherein the polishing block is connected inside the polishing cavity in a sliding mode, and the traction spring is arranged between the polishing cavity and the polishing block.

Further, the protection component comprises: the plurality of ejector blocks are arranged in the punching cavity, and the bottoms of the plurality of ejector blocks are provided with inserted rods; the plurality of slots are formed in the bottom of the stamping cavity, and the inserted rods are connected with the slots in a sliding mode; and the damping spring is arranged between the bottom of the top block and the inner wall of the bottom of the stamping cavity.

Further, punching press intracavity portion is equipped with and is used for carrying out the centre gripping subassembly of fixed centre gripping usefulness to the work piece, the centre gripping subassembly includes: the movable cavity is arranged on the inner walls of the two sides of the stamping cavity, and the plurality of sliding rods are arranged in the movable cavity; the clamping block is connected to the sliding rod in a sliding mode, and a clamping opening used for clamping the workpiece is formed in one side of the clamping block.

Furthermore, all be equipped with the centre gripping spring on centre gripping mouth top inner wall and the bottom inner wall, just centre gripping cushion is connected to centre gripping spring one end.

Further, the main part bottom set up with the recovery chamber that the punching press chamber switched on mutually, it is equipped with detachable exhaust box to retrieve intracavity portion, the exhaust box four sides all is equipped with the filter screen, retrieve and seted up the vent on the intracavity wall, just be equipped with the air-blower on the vent inner wall.

Further, the main part openly is equipped with control panel, control panel electric putter, positive and negative motor, electro-magnet and air-blower electric connection respectively.

The invention provides an automobile part stamping die with an adjustable aperture, which has the following beneficial effects:

1. the invention has the advantages that the punching assembly starts reaming after punching a hole on a workpiece, the adjusting assembly is used for adjusting the size of the punched hole, the punching head is not required to be replaced, the size of the punched hole can be adjusted, and the practicability of the device is improved.

2. Secondly, the workpiece is supported through the damping assembly, and the workpiece is prevented from deforming in the stamping process.

3. Furthermore, the hole punched by the polishing assembly is polished, burrs at the edge of the hole are scraped, and the punching quality of the device is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a sectional view of the overall structure of the present invention.

FIG. 3 is a schematic cross-sectional view of a punch head structure according to the present invention.

Fig. 4 is a schematic view of the waste box structure of the present invention.

Fig. 5 is a schematic view of the clamping block structure of the present invention.

FIG. 6 is a schematic structural diagram of a positive and negative motor according to the present invention.

Fig. 7 is a schematic structural diagram of a punching head of the present invention.

Fig. 8 is an enlarged view of the invention at a in fig. 3.

In FIGS. 1-8: 1. a main body; 101. punching a cavity; 102. an electric push rod; 103. a drive block; 2. stamping the blocks; 201. a positive and negative motor; 202. a drive shaft; 203. a drive plate; 204. a transmission cavity; 205. a transmission block; 206. a transmission spring; 207. an electromagnet; 208. a threaded rod; 3. punching a head; 301. an adjustment chamber; 302. an adjusting ring; 303. a storage groove; 304. a lateral plate; 305. a hauling rope; 306. grinding the cavity; 307. a traction spring; 308. grinding blocks; 4. a movable cavity; 401. a slide bar; 402. a clamping block; 403. a clamping port; 404. clamping the cushion block; 405. a clamping spring; 5. a top block; 501. a rod is inserted; 502. a damping spring; 6. a waste discharge box; 601. filtering with a screen; 602. a blower; 7. a control panel.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides an automobile part stamping die with an adjustable aperture, which can realize the purpose that reaming is started after a workpiece is punched through a stamping assembly, the size of punched holes is adjusted by utilizing an adjusting assembly, the size of punched holes can be adjusted without replacing a stamping head, and the practicability of the device is improved; secondly, the workpiece is supported through the damping assembly, so that the workpiece is prevented from deforming and the like in the stamping process; furthermore, utilize the subassembly of polishing to polish the hole that punches out, scrape the burr at hole edge, and then improve the quality that the device punched a hole. The following describes the aperture-adjustable automobile part stamping die in detail. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.

The present application is described in detail below with reference to the attached drawings and the detailed description. Referring to fig. 1 to 8, the automobile part stamping die with adjustable aperture provided in this embodiment includes: the stamping device comprises a main body 1, wherein a stamping cavity 101 for placing a workpiece is formed in the main body 1; the stamping assembly is arranged in the main body 1 and is used for punching a workpiece; the adjusting assembly is arranged in the stamping assembly and used for adjusting the hole diameter of the punching processing; the polishing assembly is arranged in the stamping assembly and is used for polishing the punched hole burrs; and a shock absorbing assembly; the damping component is arranged at the bottom of the punching cavity 101 and used for supporting and damping the workpiece to prevent the workpiece from deforming after punching.

Exemplary, model, specification

In the embodiment, the automobile part stamping die with the adjustable aperture mainly comprises a main body 1, a stamping cavity 101, a stamping assembly, an adjusting assembly, a grinding assembly and a damping assembly, wherein the stamping assembly starts reaming after punching a hole on a workpiece, the adjusting assembly is used for adjusting the size of the punched hole, the size of the punched hole can be adjusted without replacing a stamping head, and the practicability of the device is improved; secondly, the workpiece is supported through the damping assembly, so that the workpiece is prevented from deforming and the like in the stamping process; furthermore, the hole punched by the polishing assembly is polished, burrs at the edge of the hole are scraped, and the punching quality of the device is improved.

In some embodiments, the punch assembly comprises: an electric push rod 102 arranged at the top of the punching cavity 101; the positive and negative motor 201 is arranged in the punching block 2, the bottom of the positive and negative motor 201 is connected with a transmission shaft 202 through a driving shaft, and the transmission shaft 202 is provided with a transmission plate 203; two transmission cavities 204 arranged at the bottom of the transmission plate 203, transmission blocks 204 made of martensitic stainless steel materials are connected in the transmission cavities 204 in a sliding mode, transmission springs 206 are arranged between the tops of the transmission blocks 204 and the transmission cavities 204, and electromagnets 207 are arranged at the tops of the transmission cavities 204; the driving block 103 is connected to the bottom of the electric push rod 102, a plurality of punching blocks 2 are arranged at the bottom of the driving block 103, punching heads 3 used for punching a workpiece are arranged at the bottoms of the punching blocks 2, and the punching heads 3 are rotatably connected with the transmission shaft 202 through ball bearings; and the transmission groove is arranged at the top of the stamping head 3 and is clamped with the transmission block 204.

In the use, promote drive block 103 through top electric putter 102 and drive punching press piece 2 and punching press head 3 and carry out the punching press to the work piece, drive block 205 card is in the drive groove of below under drive spring 206's promotion this moment, be mutual block between drive plate 203 and the punching press head 3 this moment, when drive plate 203 carries out the rotation under the drive of positive and negative motor 201, will drive the punching press head 3 of bottom and rotate right, utilize pivoted punching press head 3 also can improve the punching speed of work piece, and then improve device's machining efficiency.

In some embodiments, the adjustment assembly comprises: a threaded rod 208 arranged at the bottom of the transmission shaft 202; an adjusting cavity 301 arranged at the top of the stamping head 3, wherein an adjusting ring 302 is connected in the adjusting cavity 301 in a sliding manner, and a threaded hole matched with the threaded rod 208 is formed in the adjusting ring 302; the accommodating grooves 303 are formed in the inner walls of the two sides of the adjusting cavity 301, the accommodating grooves 303 are connected with lateral plates 304 in a sliding mode, and a traction rope 305 is arranged between the lateral plates 304 and the adjusting ring 302.

In the using process, when the punching head 3 rotates in the hole on the workpiece, the lateral plates 304 in the accommodating grooves 303 extend out towards two sides under the action of centrifugal force, the inner walls of the hole are continuously scratched by the lateral plates 304, and the effect of enlarging the hole opening diameter is further achieved, at this time, the lateral plates 304 are limited under the traction of the traction ropes 305 and the adjusting ring 302 until the lateral plates 304 extend outwards to a certain extent, and the traction ropes 305 are straightened and cannot extend outwards continuously for reaming;

when the adjustment is needed, a user can start the electromagnet 207 through the control panel 7, the electromagnet 207 can generate an adsorption force on the transmission block 205 made of martensitic stainless steel white material, so that the transmission block 205 can press the transmission spring 206 upwards and contract back to the inside of the transmission cavity 204, so that the connection between the transmission plate 203 and the bottom punching head 3 is separated, the transmission shaft 202 can drive the threaded rod 208 to continue rotating, the punching head 3 is pinched by hand, the punching head 3 is separated from the connection with the transmission plate 203, so that the punching head 3 does not rotate any more, the relative movement between the punching head 3 and the threaded rod 208 is carried out, the adjusting ring 302 can only linearly move and can not rotate because the adjusting ring 302 is fixed in the punching head 3, so that the adjusting ring 302 can not rotate, the adjusting ring 302 can only rotate through the threaded rotary connection between the threaded rod 208 and the adjusting ring 302, the adjusting ring 302 can move upwards along the adjusting cavity 301 or downwards under the action of the threaded rotary connection, the maximum hole diameter of the punching hole can be adjusted through the change of the adjusting ring 302, and the lateral extension distance of the pulling rope can be adjusted, so that the practical punching device can be adjusted.

In some embodiments, the grinding assembly comprises: grinding cavities 306 arranged on two sides of the bottom of the punching head 3; the polishing block 308 is slidably connected inside the polishing cavity 306, and a traction spring 307 is arranged between the polishing cavity 306 and the polishing block 308, so that when the punching head 3 rotates in the use process, the polishing block 308 inside the polishing cavity 306 extends out towards two sides under the action of centrifugal force, and at the moment, the punching head 3 penetrates through the workpiece to punch a hole on the workpiece.

In some embodiments, the protection component comprises: the plurality of top blocks 5 are arranged in the punching cavity 101, and the bottom parts of the plurality of top blocks 5 are provided with inserting rods 501; a plurality of slots are formed at the bottom of the punching cavity 101, and the insertion rods 501 are connected with the slots in a sliding manner; a damping spring 502 arranged between the bottom of the top block 5 and the inner wall of the bottom of the punching cavity 101;

in the use, when the work piece is stamped by the stamping block 2 and the stamping head 3 at the top, the work piece will drive the clamping block 403 to slide downwards and press at the top of the ejector block 5 under the action of pressure, the work piece is clamped below the stamping head 3 through the supporting force of the ejector block 5, the work piece is punched by the stamping head 3, meanwhile, the ejector block 5 will extrude the damping spring 502 and move downwards when receiving impact force, the impact force received by the work piece can be transmitted to the damping spring 502 by the extrusion damping spring 502 to reduce the impact force received by the whole main body 1, and the whole main body 1 is protected, and the work piece can be protected by supporting the work piece from the lower direction through the ejector block 5, the situation that the whole work piece is deformed under the stamping at the top is prevented, and the practicability of the device is improved.

In some embodiments, the pressing cavity 101 is internally provided with a clamping assembly for fixedly clamping the workpiece, the clamping assembly comprising: the movable cavity 4 is arranged on the inner walls of the two sides of the punching cavity 101, and the plurality of sliding rods 401 are arranged in the movable cavity 4; the clamping block 402 is connected to the sliding rod 401 in a sliding mode, a clamping opening 403 used for clamping a workpiece is formed in one side of the clamping block 402, in the using process, a user can insert the two sides of the workpiece into the clamping opening 403 in the clamping block 402, the workpiece can be guaranteed to be in a horizontally placed state by clamping the workpiece through the two clamping blocks 402, the situation that the punching position of the workpiece deviates under the inclined state is avoided, and therefore the practicability of the device is improved.

In some embodiments, the clamping springs 405 are disposed on the top inner wall and the bottom inner wall of the clamping opening 403, one end of each clamping spring 405 is connected to the corresponding clamping pad 404, in the using process, the clamping spring 405 pushes the corresponding clamping pad 404 to clamp the edge of the workpiece, and the clamping pad 404 pushed by the corresponding clamping spring 405 has a certain extensibility, so that the clamping pads 404 can clamp and fix workpieces with various thicknesses, and the applicability of the device is improved.

In some embodiments, the recovery chamber that switches on mutually with punching press chamber 101 is seted up to main part 1 bottom, it is equipped with detachable exhaust box 6 to retrieve intracavity portion, exhaust box 6 all is equipped with filter screen 601 on four sides, the vent has been seted up on the recovery intracavity wall, and be equipped with air-blower 602 on the vent inner wall, in the use, start air-blower 602 through control panel 7, air-blower 602 will bleed outwards this moment, outwards discharge the inside gas of main part 1, with this formation from punching press chamber 101 pass exhaust box 6 and the vent discharges external air current, the air current will take away the work piece produced piece that punches a hole when passing through punching press chamber 101 this moment, drive the piece to exhaust box 6 department, block the piece in the air current inside exhaust box 6 through exhaust box 6 filter screen 601 all around, and then collect the piece that the punching press produced.

In some embodiments, the control panel 7 is arranged on the front surface of the main body 1, the control panel 7 is electrically connected with the electric push rod 102, the forward and reverse motor 201, the electromagnet 207 and the blower 602 respectively, and in the using process, each component in the device is controlled through the control panel 7, so that the using convenience of the device is improved.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.

The automobile part stamping die with the adjustable aperture provided by the embodiment of the application is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the application, and the description of the embodiment is only used for helping to understand the technical scheme and the core idea of the application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Claims

1. The utility model provides an aperture adjustable auto parts stamping die which characterized in that includes:

the stamping device comprises a main body, a stamping die and a clamping device, wherein a stamping cavity for placing a workpiece is formed in the main body;

the stamping assembly is arranged in the main body and is used for punching a workpiece;

the adjusting assembly is arranged in the stamping assembly and used for adjusting the hole diameter of the punching processing;

the polishing assembly is arranged in the stamping assembly and is used for polishing the punched hole burrs; and

a shock absorbing assembly; the damping assembly is arranged at the bottom of the punching cavity and used for supporting and damping the workpiece to prevent the workpiece from deforming after punching.

2. The adjustable aperture auto part stamping die of claim 1, wherein the stamping assembly comprises:

the electric push rod is arranged at the top of the stamping cavity;

the positive and negative motors are arranged in the stamping blocks, the bottoms of the positive and negative motors are connected with transmission shafts through driving shafts, and the transmission shafts are provided with transmission plates;

the transmission plate comprises a transmission plate, two transmission cavities, a transmission spring and an electromagnet, wherein the two transmission cavities are arranged at the bottom of the transmission plate, the transmission block made of a martensitic stainless steel material is connected to the inner part of each transmission cavity in a sliding manner, the transmission spring is arranged between the top of each transmission block and each transmission cavity, and the top of each transmission cavity is provided with the electromagnet;

the driving block is connected to the bottom of the electric push rod, a plurality of punching blocks are arranged at the bottom of the driving block, a punching head for punching a workpiece is arranged at the bottom of the punching block, and the punching head is rotatably connected with the transmission shaft through a ball bearing;

and the transmission groove is arranged at the top of the stamping head and clamped with the transmission block.

3. The adjustable aperture automotive part stamping die of claim 2, wherein the adjustment assembly comprises:

the threaded rod is arranged at the bottom of the transmission shaft;

the adjusting cavity is formed in the top of the stamping head, an adjusting ring is connected in the adjusting cavity in a sliding mode, and a threaded hole matched with the threaded rod is formed in the adjusting ring;

the accommodating grooves are formed in the inner walls of the two sides of the adjusting cavity, side plates are connected in the accommodating grooves in a sliding mode, and a traction rope is arranged between each side plate and the adjusting ring.

4. The adjustable aperture automotive part stamping die of claim 2, wherein the grinding assembly comprises:

the polishing cavities are arranged on two sides of the bottom of the stamping head;

the polishing device comprises a polishing cavity, a polishing block and a traction spring, wherein the polishing block is connected with the inside of the polishing cavity in a sliding mode, and the traction spring is arranged between the polishing cavity and the polishing block.

5. The adjustable aperture auto part stamping die of claim 1, wherein the protection component comprises:

the plurality of ejector blocks are arranged in the punching cavity, and the bottoms of the plurality of ejector blocks are provided with inserted rods;

the plurality of slots are formed in the bottom of the stamping cavity, and the inserted rods are connected with the slots in a sliding mode;

and the damping spring is arranged between the bottom of the top block and the inner wall of the bottom of the stamping cavity.

6. The auto part stamping die with the adjustable aperture as claimed in claim 1, wherein a clamping assembly for fixedly clamping a workpiece is arranged in the stamping cavity, and the clamping assembly comprises:

the movable cavity is arranged on the inner walls of the two sides of the stamping cavity, and the plurality of sliding rods are arranged in the movable cavity;

the clamping block is connected to the sliding rod in a sliding mode, and a clamping opening used for clamping the workpiece is formed in one side of the clamping block.

7. The automobile part stamping die with the adjustable aperture as claimed in claim 6, wherein clamping springs are arranged on the top inner wall and the bottom inner wall of the clamping opening, and one end of each clamping spring is connected with a clamping cushion block.

8. The automobile part stamping die with the adjustable aperture as claimed in claim 1, wherein a recycling cavity communicated with the stamping cavity is formed in the bottom of the main body, a detachable waste discharge box is arranged inside the recycling cavity, filter screens are arranged on four sides of the waste discharge box, a vent is formed in the inner wall of the recycling cavity, and an air blower is arranged on the inner wall of the vent.

9. The automobile part stamping die with the adjustable aperture as claimed in claim 1, wherein a control panel is disposed on a front surface of the main body, and the control panel is electrically connected with the electric push rod, the positive and negative motor, the electromagnet and the blower respectively.