CN212551370U - Punch assembly and stamping die - Google Patents
Punch assembly and stamping die Download PDFInfo
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- CN212551370U CN212551370U CN202021263058.2U CN202021263058U CN212551370U CN 212551370 U CN212551370 U CN 212551370U CN 202021263058 U CN202021263058 U CN 202021263058U CN 212551370 U CN212551370 U CN 212551370U
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- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The application provides a drift subassembly and stamping die relates to stamping forming technical field. The punch assembly includes a punch mounting stem and a punch mounting block. The punch mounting rod comprises a first end and a second end, and the second end is connected with the punch mounting block through a quick-release clamping structure. The punch mounting block is used for mounting a punch. The stamping die comprises a punch, a concave die plate, an upper die base, a lower die base, a stripper plate and the punch assembly. The punch is mounted on the punch mounting block. The concave template is arranged on the lower die base. The stripper plate is positioned on the cavity plate, and stamping materials are placed between the stripper plate and the cavity plate. The upper die base sets up on the stripper, and the upper die base is worn to locate by drift installation pole. The punch mounting rod of the punch assembly is connected with the punch mounting block through the quick-release clamping structure, and the punch can be conveniently mounted on the punch mounting block to be disassembled and replaced. When the punch of the stamping die is damaged, the punch is convenient to replace.
Description
Technical Field
The application relates to the technical field of punch forming, in particular to a punch assembly and a stamping die.
Background
At present, in the prior art, the punch is of an integrated structure or a fixed connection structure, and is difficult to disassemble and difficult to replace.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of this application is to provide a drift subassembly, it aims at improving the problem that the drift was dismantled difficultly, was difficult for changing among the relevant art.
The embodiment of the application provides a punch assembly, which comprises a punch mounting rod and a punch mounting block. The punch mounting rod comprises a first end and a second end, and the second end is connected with the punch mounting block through a quick-release clamping structure. The punch mounting block is used for mounting a punch. The punch assembly is provided with a punch mounting block for mounting a punch, and the punch mounting block is connected with the punch mounting rod through a quick-release clamping structure. If the drift damages, can pull down drift installation piece from drift installation pole fast, be connected drift installation piece and drift installation pole again after changing the drift, can accomplish the change of drift comparatively conveniently.
As an optional technical scheme of the embodiment of the application, the punch assembly further comprises a punch pressing block, and the punch mounting rod penetrates through the punch pressing block. When punching, the cylinder can act on the punch pressing block, or act on the punch pressing block through other structures, and punching is conveniently completed.
As an optional technical solution of the embodiment of the present application, a protrusion is disposed on an outer circumferential surface of the second end, and a groove for accommodating the second end and the protrusion is disposed on the punch mounting block. A stopper is formed on an inner peripheral wall of the recess, and the punch mounting lever is rotatable between a first position and a second position with respect to the recess. When the punch mounting stem is in the first position, the projection is aligned with the stop to limit the second end from exiting the recess in an axial direction of the punch mounting stem. When the punch mounting stem is in the second position, the projection is misaligned with the stop to allow the second end to disengage from the recess in an axial direction of the punch mounting stem. The outer peripheral surface of the second end is convexly provided with a convex block, and the punch mounting block is concavely provided with a groove, so that the convex block is matched with the groove to quickly finish the mounting and dismounting of the punch mounting rod and the punch mounting block. And when the punch mounting rod is in the first position, the punch mounting rod and the punch mounting block are fixedly mounted. When the punch mounting rod is in the second position, the punch mounting rod and the punch mounting block are detached and separated.
As an alternative solution to the embodiment of the present application, the protrusion is a sector structure extending along a circumferential direction of the second end, and the stopping portion is a sector structure extending along a circumferential direction of the groove. The lug and the stopping part are arranged into fan-shaped structures, so that the stopping part is abutted against the lug after the lug is inserted into the groove, and the lug is limited to be separated from the groove.
As an optional technical solution of the embodiment of the present application, the number of the bumps is two, and the two bumps are distributed at intervals along the circumferential direction of the second end. The quantity of backstop is two, and two backstop portions are along the circumference interval distribution of recess. A channel for the lug to enter and exit the groove is formed between the two stopping parts. The two lugs are arranged and distributed at intervals along the circumferential direction of the second end, so that the lugs have better stability when being abutted against the stopping part. A channel for the lug to enter and exit the groove is formed between the two stopping parts, so that the lug and the groove can be quickly matched.
As an alternative solution to the embodiment of the present application, the locking portion is formed on the inner peripheral wall of the groove. When the punch mounting lever is at the first position, the projection abuts against the retaining portion to restrict forward rotation of the punch mounting lever. When the punch mounting lever is in the second position, the projection abuts against the retaining portion to restrict reverse rotation of the punch mounting lever. By providing the retaining portion, the punch mounting lever is restricted from being rotated only in the reverse direction from the first position to the second position, and the punch mounting lever is restricted from being rotated only in the forward direction from the second position to the first position. Like this, the separation of drift installation pole and drift installation piece is realized, can only realize through the reverse rotation drift installation pole, has avoided the maloperation to a certain extent, and stability is higher.
As an optional technical solution of the embodiment of the present application, a rotation arrow mark is disposed on an end surface of the first end. The rotation arrow mark can specify a forward rotation direction or a reverse rotation direction, facilitating switching of the punch mounting lever between the first position and the second position.
As an optional technical scheme of the embodiment of the application, a tool matching groove used for being matched with a rotating tool is formed in the end face of the first end. Through set up on the terminal surface at first end with the instrument cooperation groove of rotating the instrument complex, be convenient for rotate drift installation pole through rotating the instrument, realize the switching of drift installation pole at primary importance and second place.
The embodiment of the application also provides a stamping die, which comprises a punch, a concave die plate, an upper die base, a lower die base, a stripper plate and a punch component in any one of the punch, the concave die plate, the upper die base, the lower die base and the stripper plate. The punch is mounted on the punch mounting block. The concave template is arranged on the lower die base. The stripper plate is positioned on the cavity plate, and stamping materials are placed between the stripper plate and the cavity plate. The upper die base sets up on the stripper, and the upper die base is worn to locate by drift installation pole. The cylinder drives the punch mounting rod to move downwards, so that the punch acts on the punching material between the stripper plate and the cavity plate to complete punching. When the drift damaged, can pull down the drift installation piece from the drift installation pole fast, be connected drift installation piece and drift installation pole again after changing the drift, it is comparatively convenient to change the drift.
As an optional technical solution of the embodiment of the present application, the stamping die includes a male die plate. The punch assembly is provided with a plurality of, and every punch assembly includes the drift briquetting, and the drift briquetting is worn to locate by the drift installation pole. The punch press block penetrates through the upper die base, and the punch press block protrudes out of the upper surface of the upper die base. The lower surface of the convex template is contacted with the upper surface of the punch press block, and the first end of the convex template is propped against the convex template. During the punching press, the cylinder drives the convex die plate and moves down, because the convex die plate is connected simultaneously between the first end of the drift briquetting of a plurality of drift subassemblies and drift installation pole, when pushing down the convex die plate, just can drive a plurality of drift subassemblies and push down, accomplishes the punching press of a plurality of drifts simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic structural diagram of a punch assembly (excluding a punch compact) provided in an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a punch mounting stem provided in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a punch mounting block provided in an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a punch assembly (including a punch compact) provided in an embodiment of the present application;
fig. 5 is a schematic structural diagram of a stamping die provided in an embodiment of the present application;
fig. 6 is an installation schematic diagram of the punch press block and the upper die holder provided in the embodiment of the present application.
Icon: 10-a punch assembly; 20-a stamping die; 100-a punch mounting stem; 110-a first end; 111-tool engagement slots; 112-rotational arrow identification; 120-a second end; 121-bumps; 200-a punch mounting block; 210-a groove; 211-a stopper; 212-a latch; 213-channel; 300-pressing the punch block; 400-a punch; 500-upper die holder; 600-a stripper plate; 700-a cavity plate; 800-lower die holder; 900-convex template.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, 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, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Examples
Referring to fig. 1 in conjunction with fig. 2 and 3, the present embodiment provides a punch assembly 10, where the punch assembly 10 includes a punch mounting rod 100 and a punch mounting block 200. Punch mounting stem 100 includes a first end 110 and a second end 120, and second end 120 is coupled to punch mounting block 200 via a quick release snap connection. The punch mounting block 200 is used to mount the punch 400. The punch assembly 10 is provided with a punch mounting block 200 for mounting a punch 400, and the punch mounting block 200 and the punch mounting bar 100 are connected by a quick release clamping structure. If the punch 400 is damaged, the punch mounting block 200 can be quickly detached from the punch mounting bar 100, and the punch mounting block 200 and the punch mounting bar 100 can be connected after the punch 400 is replaced, so that the replacement of the punch 400 can be completed relatively easily.
One of the second end 120 and the punch mounting block 200 is provided with a projection 121, and the other of the second end 120 and the punch mounting block 200 is provided with a groove 210, and the projection 121 is clamped with the groove 210. Referring to fig. 2 and 3, in the present embodiment, a protrusion 121 is disposed on an outer circumferential surface of the second end 120, and a groove 210 for accommodating the second end 120 and the protrusion 121 is disposed on the punch mounting block 200. A stopper 211 is formed on an inner peripheral wall of the recess 210, and the punch mounting lever 100 is rotatable between a first position and a second position with respect to the recess 210. When the punch mounting stem 100 is in the first position, the tab 121 is aligned with the stop 211 to limit the second end 120 from exiting the recess 210 in the axial direction of the punch mounting stem 100. When the punch mounting stem 100 is in the second position, the tab 121 is misaligned with the stop 211 to allow the second end 120 to disengage from the recess 210 in the axial direction of the punch mounting stem 100. A projection 121 is convexly provided on the outer circumferential surface of the second end 120, and a groove 210 is concavely provided on the punch mounting block 200 such that the projection 121 is engaged with the groove 210 to quickly complete the mounting and dismounting of the punch mounting rod 100 and the punch mounting block 200. Punch mounting lever 100 is rotated such that punch mounting lever 100 is switched between a first position and a second position, and when punch mounting lever 100 is in the first position, punch mounting lever 100 and punch mounting block 200 are mounted stationary. When punch mounting stem 100 is in the second position, punch mounting stem 100 and punch mounting block 200 are detached from one another.
In this embodiment, a protrusion 121 is disposed on an outer circumferential surface of the second end 120, a groove 210 for accommodating the second end 120 and the protrusion 121 is disposed on the punch mounting block 200, and the protrusion 121 and the groove 210 can be in quick release clamping fit, that is, the protrusion 121 and the groove 210 are in a quick release clamping structure in this embodiment. In an alternative embodiment, a groove is provided on the outer peripheral surface of the second end 120, and a protrusion is provided on the punch mounting block 200 to fit the groove.
Referring to fig. 2 and fig. 3, in the present embodiment, the number of the protrusions 121 is two, and the two protrusions 121 are spaced apart along the circumferential direction of the second end 120. The number of the stopping portions 211 is two, and the two stopping portions 211 are spaced apart along the circumferential direction of the groove 210. A channel 213 for the protrusion 121 to enter and exit the groove 210 is formed between the two stopping portions 211. The two protrusions 121 are arranged, and the two protrusions 121 are distributed at intervals along the circumferential direction of the second end 120, so that the protrusions 121 have better stability when being abutted against the stopping portion 211. A channel 213 for the protrusion 121 to enter and exit the groove 210 is formed between the two stopping portions 211, which facilitates the quick fit between the protrusion 121 and the groove 210. Referring to fig. 2 and fig. 3, in the present embodiment, the two protrusions 121 are uniformly spaced along the circumferential direction of the second end 120, and the two stopping portions 211 are uniformly spaced along the circumferential direction of the groove 210. In other words, two protrusions 121 bisect the circumference of the second end 120 and two stops 211 bisect the circumference of the groove 210. In an alternative embodiment, three protrusions 121 are disposed on the second end 120, and the three protrusions 121 are evenly spaced along the circumference of the second end 120. Three stoppers 211 are formed on the inner circumferential wall of the groove 210, and the three stoppers 211 bisect the circumference of the groove 210. In other alternative embodiments, four or more protrusions 121 are disposed on the second end 120, and four or more stopping portions 211 are formed on the inner circumferential wall of the groove 210.
Referring to fig. 2 and fig. 3, the protrusion 121 is a fan-shaped structure extending along the circumferential direction of the second end 120, and the stopping portion 211 is a fan-shaped structure extending along the circumferential direction of the groove 210. The protrusion 121 and the stopping portion 211 are arranged in a fan-shaped structure, so that after the protrusion 121 is inserted into the groove 210, the stopping portion 211 abuts against the protrusion 121, and the protrusion 121 is limited from being separated from the groove 210. It should be noted that the protrusion 121 and the stopping portion 211 may have other shapes, as long as it can be ensured that the protrusion 121 can be inserted into the groove 210 when the punch mounting rod 100 is in the second position, and the stopping portion 211 can abut against the protrusion 121 when the punch mounting rod 100 is in the first position. For example, in an alternative embodiment, the protrusion 121 is a prism structure extending along the circumference of the second end 120, and the stopper 211 is a fan structure extending along the circumference of the groove 210. In another alternative embodiment, the protrusion 121 is a tapered structure extending along the circumference of the second end 120, and the stopping portion 211 is a flat plate structure extending along the circumference of the groove 210.
Referring to fig. 3, in the present embodiment, an engaging portion 212 is formed on an inner peripheral wall of the groove 210. When punch mounting lever 100 is in the first position, projection 121 abuts detent 212 to restrict punch mounting lever 100 from rotating in the forward direction. When punch mounting lever 100 is in the second position, projection 121 abuts detent 212 to limit reverse rotation of punch mounting lever 100. By providing the retaining portion 212, the punch mounting lever 100 is restricted from rotating only in the reverse direction from the first position to the second position, and the punch mounting lever 100 is restricted from rotating only in the forward direction from the second position to the first position. In this way, to separate the punch mounting rod 100 from the punch mounting block 200, the punch mounting rod 100 can be rotated only in the reverse direction, so that the misoperation is avoided to a certain extent, and the stability is high. In this embodiment, the recess 210 penetrates the upper and lower surfaces of the punch mounting block 200, and the locking portion 212 is a projection projected on the side wall of the recess 210. In an alternative embodiment, the recess 210 does not extend through the lower surface of the punch mounting block 200, the recess 210 has a bottom wall and side walls, and the detent 212 is a protrusion protruding above the bottom wall of the recess 210.
Referring to fig. 2 again, in the present embodiment, a rotation arrow mark 112 is disposed on an end surface of the first end 110. The rotation arrow mark 112 can specify a forward rotation direction or a reverse rotation direction, facilitating switching of the punch mounting lever 100 between the first position and the second position. In the present embodiment, when the rotation arrow mark 112 indicates a reverse rotation direction, that is, when the punch mounting lever 100 is located at the first position, the punch mounting lever 100 can be rotated from the first position to the second position by rotating the punch mounting lever 100 in the direction indicated by the rotation arrow mark 112. Referring to fig. 2, in the present embodiment, a tool engaging groove 111 for engaging with a rotating tool is formed on an end surface of the first end 110. By providing a tool engagement groove 111 on the end surface of the first end 110 for engagement with a rotary tool, the punch mounting lever 100 can be rotated by the rotary tool, and switching of the punch mounting lever 100 between the first position and the second position can be achieved. In this embodiment, the tool engagement groove 111 is a regular hexagonal groove and is adapted to engage with a regular hexahedral screwdriver. In an alternative embodiment, the tool engagement slot 111 is a flat slot that can be engaged by a flat screwdriver. In another alternative embodiment, the tool engaging recess 111 is a cross recess that can be engaged by a phillips screwdriver.
Referring to fig. 1, with reference to fig. 2 and 3, punch mounting stem 100 and punch mounting block 200 are mounted as follows: the second end 120 of the punch mounting rod 100 and the projection 121 are first inserted into the recess 210 through the passage 213, a tool is inserted into the tool engaging groove 111, and then the punch mounting rod 100 is rotated in a direction opposite to the direction indicated by the rotational arrow 112 (clockwise when viewed from above), so that the punch mounting rod 100 is rotated from the second position to the first position, and when the punch mounting rod 100 is located at the first position, the projection 121 is aligned with the stopper 211, restricting the second end 120 from coming out of the recess 210 in the axial direction of the punch mounting rod 100. When it is desired to remove punch mounting block 200, a tool is inserted into tool engaging slot 111, punch mounting rod 100 is then rotated in the same direction as the direction indicated by rotational arrow 112 (clockwise when viewed from above) so that punch mounting rod 100 rotates from the first position to the second position, and finally second end 120 of punch mounting rod 100 and tab 121 are pulled out of recess 210 through passage 213.
Referring to fig. 4, in the present embodiment, the punch assembly 10 further includes a punch press 300, and the punch mounting rod 100 is inserted through the punch press 300. The second end 120 is detachably coupled to the punch mounting block 200 and the first end 110 is spaced from the surface of the punch press block 300. During punching, the air cylinder can act on the punch press block 300, or act on the punch press block 300 through other structures, so that punching is conveniently completed. It is noted that the maximum distance of projection 121 from the axis of punch mounting stem 100 is less than the radius of the through bore of punch press 300 that receives punch mounting stem 100 to facilitate the removable attachment of second end 120 of punch mounting stem 100 to punch mounting block 200 through punch press 300. In the present embodiment, the radius of the projection 121 in the fan-shaped configuration is smaller than the radius of the portion of the punch mounting rod 100 that is received in the punch press 300.
In this embodiment, the quick release clamping structure includes a protrusion 121 disposed on the second end 120 and a recess 210 disposed on the punch mounting block 200. In an alternative embodiment, the quick release structure may also be a telescoping protrusion provided on the second end 120 and a recess provided on the punch mounting block 200. The control structure provided on the punch mounting stem 100 is pressed down so that the telescopic protrusion is contracted, then the second end 120 and the telescopic protrusion are inserted into the groove, and the control structure is loosened so that the telescopic protrusion is extended, thereby completing the mounting of the punch mounting stem 100 and the punch mounting block 200. If the punch mounting block 200 needs to be disassembled, the control structure is only required to be pressed down, and the telescopic protrusion retracts.
The present embodiment provides a punch assembly 10, the punch assembly 10 including a punch mounting stem 100 and a punch mounting block 200. Punch mounting stem 100 includes a first end 110 and a second end 120, and second end 120 is coupled to punch mounting block 200 via a quick release snap connection. In the present embodiment, the quick release clamping structure includes a sector-shaped protrusion 121 extending along the circumferential direction of the second end 120 and a groove 210 opened on the punch mounting block 200 and capable of receiving the second section 120 and the protrusion 121. A stopper 211 for preventing the projection 121 from coming out of the recess 210 and a locking portion 212 for regulating the direction of switching between the first position and the second position of the punch mounting lever 100 are formed on the peripheral wall of the recess 210. The punch mounting block 200 is used to mount the punch 400. The punch assembly 10 is provided with a punch mounting block 200 for mounting a punch 400, and the punch mounting block 200 and the punch mounting bar 100 are connected by a quick release clamping structure. If the punch 400 is damaged, the punch mounting block 200 can be quickly detached from the punch mounting bar 100, and the punch mounting block 200 and the punch mounting bar 100 can be connected after the punch 400 is replaced, so that the replacement of the punch 400 can be completed relatively easily.
Referring to fig. 5, the present embodiment further provides a stamping die 20, where the stamping die 20 includes a punch 400, a cavity plate 700, an upper die holder 500, a lower die holder 800, a stripper plate 600, and the punch assembly 10. The punch 400 is mounted to the punch mounting block 200. The cavity plate 700 is mounted on the lower die base 800. The stripper plate 600 is positioned on the cavity plate 700 with the stripper plate 600 and the cavity plate 700 for placing the stamping material therebetween. The upper die holder 500 is disposed on the stripper 600, and the punch mounting rod 100 is inserted through the upper die holder 500. The air cylinder drives the punch mounting rod 100 to move downward so that the punch 400 acts on the punching material between the stripper plate 600 and the cavity plate 700 to complete the punching. When the punch 400 is damaged, the punch mounting block 200 can be quickly detached from the punch mounting bar 100, and the punch mounting block 200 is connected to the punch mounting bar 100 after the punch 400 is replaced, which is convenient for replacing the punch 400.
Referring to fig. 5 in conjunction with fig. 6, the stamping die 20 includes a male die plate 900. The punch assemblies 10 are provided in plurality, the punch press block 300 penetrates through the upper die holder 500, and the punch press block 300 protrudes out of the upper surface of the upper die holder 500. The lower surface of the punch plate 900 contacts the upper surface of the punch press 300 and the first end 110 abuts the punch plate 900. During punching, the cylinder drives the male die plate 900 to move downwards, and the male die plate 900 is connected between the punch press blocks 300 of the punch assemblies 10 and the first end 110 of the punch mounting rod 100 at the same time, so that the plurality of punch assemblies 10 can be driven to press downwards while the male die plate 900 is pressed downwards, and punching of the plurality of punches 400 is completed simultaneously.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a drift subassembly, its characterized in that, the drift subassembly includes drift installation pole and drift installation piece, the drift installation pole includes first end and second end, the second end with the drift installation piece is connected through quick detach joint structure, the drift installation piece is used for installing the drift.
2. The punch assembly of claim 1, further comprising a punch press block, the punch mounting stem being disposed through the punch press block.
3. The punch assembly of claim 1, wherein the outer peripheral surface of the second end is provided with a protrusion, the punch mounting block is provided with a recess that receives the second end and the protrusion, the inner peripheral wall of the recess is formed with a stop, and the punch mounting rod is rotatable relative to the recess between a first position and a second position;
when the punch mounting rod is in a first position, the lug is aligned with the stop to limit the second end from disengaging from the groove in the axial direction of the punch mounting rod;
when the punch mounting stem is in the second position, the projection is misaligned with the stop to allow the second end to disengage from the recess in an axial direction of the punch mounting stem.
4. The punch assembly of claim 3, wherein the protrusion is a scalloped structure extending circumferentially along the second end and the stop is a scalloped structure extending circumferentially along the recess.
5. The punch assembly of claim 3, wherein the number of the projections is two, and the two projections are spaced apart along a circumference of the second end; the number of the stopping parts is two, the two stopping parts are distributed at intervals along the circumferential direction of the groove, and a channel for the lug to enter and exit the groove is formed between the two stopping parts.
6. The punch assembly of claim 3, wherein the recess has a detent formed on an inner peripheral wall thereof;
when the punch mounting lever is in the first position, the projection abuts against the retaining portion to restrict forward rotation of the punch mounting lever;
when the punch mounting lever is in the second position, the projection abuts the retaining portion to restrict reverse rotation of the punch mounting lever.
7. The punch assembly of claim 6, wherein the end face of the first end is provided with a rotational arrow marking.
8. The punch assembly of claim 3, wherein the end face of the first end defines a tool engagement slot for engagement with a rotating tool.
9. A stamping die, comprising a punch, a cavity plate, an upper die base, a lower die base, a stripper plate, and a punch assembly according to any one of claims 1-8, wherein the punch is mounted to the punch mounting block, the cavity plate is mounted to the lower die base, the stripper plate is located on the cavity plate, a stamping material is placed between the stripper plate and the cavity plate, the upper die base is disposed on the stripper plate, and the punch mounting rod is inserted through the upper die base.
10. The stamping die of claim 9, wherein the stamping die includes a male die plate, the plurality of punch assemblies are provided, each punch assembly includes a punch press, the punch mounting rod is disposed through the punch press, the punch press is disposed through the upper die base and protrudes above an upper surface of the upper die base, a lower surface of the male die plate is in contact with an upper surface of the punch press, and the first end abuts against the male die plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263058.2U CN212551370U (en) | 2020-06-30 | 2020-06-30 | Punch assembly and stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021263058.2U CN212551370U (en) | 2020-06-30 | 2020-06-30 | Punch assembly and stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212551370U true CN212551370U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021263058.2U Active CN212551370U (en) | 2020-06-30 | 2020-06-30 | Punch assembly and stamping die |
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| Country | Link |
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| CN (1) | CN212551370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378191A (en) * | 2022-01-20 | 2022-04-22 | 苏州列威精密机械有限公司 | Stamping die convenient to change stamping die drift |
-
2020
- 2020-06-30 CN CN202021263058.2U patent/CN212551370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114378191A (en) * | 2022-01-20 | 2022-04-22 | 苏州列威精密机械有限公司 | Stamping die convenient to change stamping die drift |
| CN114378191B (en) * | 2022-01-20 | 2024-03-05 | 苏州列威精密机械有限公司 | Stamping die convenient to change stamping die drift |
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