CN217617154U - Punching die and punching equipment - Google Patents

Abstract

The application discloses die-cut mould. The punching die comprises an upper die and a lower die, the upper die comprises a first template, a punch and a pushing part, and the punch and the pushing part are arranged on the first template at intervals; the lower die comprises a lower die plate, a positioning assembly and a side cutting assembly, the positioning assembly is arranged on the lower die plate, the side cutting assembly is arranged on the lower die plate in a sliding mode and is arranged on one side of the positioning assembly, and the positioning assembly is used for bearing materials; when the upper die and the lower die are assembled, the pushing piece drives the side cutting component to move close to the positioning component so as to cut the material on the positioning component in a side cutting mode, and the punch punches the material after side cutting to obtain a product. Above-mentioned die-cut mould can not extrude the top of material when the die-cut material of drift, avoids the material to take place to warp when die-cut, and the burr on the cut surface of material is less, and the material can continuous production and can guarantee the length tolerance of batch product, is favorable to promoting production efficiency, reduction in production cost. The application simultaneously discloses a die-cut equipment that contains this die-cut mould.

Description

Punching die and punching equipment

Technical Field

The application relates to the technical field of punching, in particular to a punching die and punching equipment comprising the same.

Background

The punching equipment can be generally used for cutting tubular materials such as square tubes, round tubes and the like. Currently, the punching equipment used is a dedicated hydraulic cutter. However, when the hydraulic cutting machine is in actual use, the arc angle at the top of the tubular material is extruded and deformed, so that the tearing strip at the cut surface is large, and large burrs are generated on the arc angle and the cut surface; moreover, the deformation and burr of the tubular material can cause the continuous feeding of the tubular material to generate larger errors, and further the length tolerance of batch products can not be ensured.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a punching die and a punching apparatus including the punching die, so as to prevent the tubular material from deforming during punching, ensure the flatness of the section of the tubular material, reduce burrs, and improve the production efficiency.

The embodiment of the application provides a punching die which comprises an upper die and a lower die which are arranged oppositely, wherein the upper die comprises a first template, a punch and a pushing part, the punch and the pushing part are both arranged on one surface, facing the lower die, of the first template, and the punch and the pushing part are arranged at intervals; the lower die comprises a lower die plate, a positioning assembly and a side cutting assembly, the positioning assembly is arranged on one surface of the lower die plate facing the upper die, the side cutting assembly is arranged on one surface of the lower die plate facing the upper die in a sliding mode, the side cutting assembly is arranged on one side of the positioning assembly, and the positioning assembly is used for bearing materials; when the upper die and the lower die are closed, the pushing piece drives the side cutting assembly to move close to the positioning assembly so as to side cut the material on the positioning assembly, and the punch punches the material subjected to side cutting to obtain a product.

In some embodiments, the side cutting assembly comprises a reset unit, a sliding seat and a side cutting piece; the reset unit is arranged on the lower template, the reset unit is connected with the sliding seat, and the side cutting piece is connected with the sliding seat and is far away from the reset unit; when the upper die and the lower die are closed, the pushing piece drives the sliding seat and the side cutting piece to move close to the positioning assembly so that the side cutting piece can laterally cut the material on the positioning assembly.

In some embodiments, the reset unit includes a stopper, a first elastic member, and a first guide member; the stop piece is arranged on the lower template, the first guide piece movably penetrates through the stop piece, one end of the first guide piece is connected with the sliding seat, the first elastic piece is sleeved on the first guide piece, one end of the first elastic piece is abutted to the stop piece, and the other end of the first elastic piece is connected with the other end of the first guide piece.

In some embodiments, the side cutting assembly further comprises a pair of second guides; the pair of second guide pieces are respectively arranged on two sides of the sliding seat and used for limiting the sliding direction of the sliding seat.

In some embodiments, one side of the sliding seat facing the resetting unit is provided with a first abutting portion, and the first abutting portion comprises a first inclined surface; the pushing piece comprises a second pushing part matched with the first inclined plane; when the upper die and the lower die are closed, the pushing piece drives the sliding seat to slide through the matching of the second pushing part and the first inclined surface.

In some embodiments, the positioning assembly comprises a die holder, a first positioning member and a second positioning member; the die holder is arranged on the lower die plate, a first positioning groove facing the upper die is formed in the die holder, the first positioning piece is arranged on the die holder and close to the sliding seat, the second positioning piece is elastically arranged on the lower die plate and opposite to the first positioning piece, the first positioning piece is provided with a first positioning part facing the first positioning groove, and the second positioning piece is provided with a second positioning part facing the first positioning groove; along the sliding direction of the sliding seat, the first positioning piece is provided with a first side cutting hole for the side cutting piece to pass through, and the second positioning piece is provided with a second side cutting hole for the side cutting piece to pass through; when the upper die and the lower die are assembled, the first die plate extrudes the second positioning piece to enable the second positioning piece to be close to the lower die plate, so that the first side cutting hole is communicated with the second side cutting hole, and the first positioning groove, the first positioning part and the second positioning part are matched to position the material.

In some embodiments, a first blanking hole is formed at the bottom of the first positioning groove, and a second blanking hole is formed in the die holder and is arranged on one side of the first blanking hole and below the second positioning piece; the second positioning piece is further provided with a third blanking hole, the third blanking hole is formed in one end, far away from the first positioning piece, of the second side cutting hole and communicated with the second side cutting hole, and the third blanking hole is formed above the second blanking hole.

In some embodiments, the positioning assembly further comprises a material blocking part and a material blowing part; the material blocking part is arranged on the die holder and positioned at one end of the first positioning groove and used for blocking the material; the blowing part is arranged on the die holder and adjacent to the first positioning groove and used for blowing off the punched product.

In some embodiments, the upper mold further comprises a second mold plate and a third positioning element; the second template with the first template sets up relatively and set up in the first template towards one side of lower mould, the third setting element set up in the second template towards the one side of lower mould, the third setting element seted up towards the second constant head tank of lower mould, the tank bottom of second constant head tank seted up with the punching hole of drift looks adaptation, the drift slides and locates in the punching hole.

The embodiment of the application also provides punching equipment, which comprises the punching die.

Above-mentioned die-cut mould and contain die-cut equipment of this die-cut mould, when going up mould and lower mould compound die, the subassembly is cut to the side that pushes away the piece drive lower mould of going up the mould and is close to locating component and remove and cut the material that is located on the locating component with the side, make the top that the subassembly corresponds is cut away by the subassembly with the side to the side of material, the back is cut away to the top of material, remove the material to the direction that is close to the die-cut position of drift, the position that makes on the material cut the top by the side is located the below of drift, when going up mould and lower mould compound die next time, the drift is die-cut the material in the material department that is cut away the top in order to obtain the product. Simultaneously, the side-cut assembly side-cuts the top of the next location of material again. Because of the material is by the side-cut top, produce the groove of dashing on the material, can advance when the drift is die-cut again and go into in the groove of dashing, then die-cut the material, avoid the drift direct with the top contact of material and the top of extrusion material, can not extrude the top of material when guaranteeing the die-cut material of drift, avoid the material to take place to warp when die-cut, can guarantee the plane degree after the material is die-cut, burr on the section of material is less, the material can continuous production and can guarantee the length tolerance of batch product, be favorable to promoting production efficiency, and the production cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of a punching die according to some embodiments.

Fig. 2 is a schematic perspective view of the material.

Fig. 3 is an exploded view of the cutting die shown in fig. 1.

Fig. 4 is a schematic view of a further exploded structure of the blanking die shown in fig. 1.

Fig. 5 is a schematic perspective view of the lower mold shown in fig. 3.

Fig. 6 is an exploded view of the lower mold shown in fig. 5.

Fig. 7 is an exploded view of the positioning assembly shown in fig. 6.

Fig. 8 is an exploded view of the upper mold shown in fig. 3.

Fig. 9 is a schematic sectional view of the punching die shown in fig. 1 taken along ix-ix.

Description of the main elements

Punching die 100

Upper die 10

First template 11

Punch 12

Push-against piece 13

The second pushing part 131

Second inclined surface 1311

Second template 14

Push hole 141

Mounting hole 142

Third positioning member 15

Second positioning groove 151

Punching hole 152

Lower die 20

Lower template 21

Mounting groove 211

Positioning assembly 22

Die holder 221

First positioning groove 2211

First blanking hole 2212

Second blanking hole 2213

First positioning member 222

First positioning portion 2221

First side cut hole 2222

Second positioning member 223

Second positioning part 2231

Second side cut 2232

Third blanking hole 2233

Third guide 224

Second elastic member 225

Retaining member 226

Blowing member 227

Side cutting assembly 23

Reset unit 231

Stopper 2311

First elastic member 2312

First guide 2313

Stopper 2313a

Guard 2314

Sliding seat 232

First abutting part 2321

First inclined surface 2321a

Side cutting member 233

Second guide 234

Load bearing assembly 30

Substrate 31

Carrier plate 32

Bearing groove 321

Support member 33

First guide plate 34

Guide groove 341

Second guide plate 35

Material 200

First scrap 201

Cutting groove 202

Second scrap 203

Product 204

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

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 an orientation or positional relationship indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus 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" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, it is to be noted that the meaning of "a plurality" is two or more unless specifically defined 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; they may be mechanically, electrically, or communicatively linked, directly or indirectly through intervening media, or in a communication or interaction between two elements. 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 between the first and second features, or may comprise direct contact between the first and second features through another feature in between. Also, the first feature "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the horizontal thickness of the first feature is higher than that of the second feature. A first feature "under," "below," and "beneath" a second feature includes a first feature that is directly under and obliquely below the second feature, or simply means that the first feature is less horizontally thick than the second feature.

The following disclosure provides many different embodiments or examples for implementing different features of the application. In order to simplify the disclosure of the present application, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit the present application. Further, the present application may repeat reference numerals and/or reference letters in the various examples for simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or arrangements discussed.

The embodiment of the application provides a punching die, which comprises an upper die and a lower die which are oppositely arranged, wherein the upper die comprises a first template, a punch and a pushing piece; the lower die comprises a lower die plate, a positioning assembly and a side cutting assembly, wherein the positioning assembly is arranged on one surface of the lower die plate facing the upper die, the side cutting assembly is arranged on one surface of the lower die plate facing the upper die in a sliding manner, the side cutting assembly is arranged on one side of the positioning assembly, and the positioning assembly is used for bearing materials; when the upper die and the lower die are closed, the pushing piece drives the side cutting assembly to move close to the positioning assembly so as to side cut the material on the positioning assembly, and the punch punches the material subjected to side cutting to obtain a product.

The embodiment of the application simultaneously provides a punching device, including the punching mould as above.

The utility model provides a die-cut mould and contain die-cut equipment of this die-cut mould, when going up mould and lower mould compound die, the subassembly is cut to the side that pushes away the piece drive lower mould of going up the mould and is close to locating component and remove and cut the material that is located locating component with the side, make the top that the subassembly corresponds is cut away by the subassembly of cutting away the side, the top of material is cut away the back, remove the material to the direction that is close to the die-cut position of drift, make the position that is cut the top by the side on the material be located the below of drift, when going up mould and lower mould compound die next time, the drift is die-cut the material in the material department that is cut away the top in order to obtain the product. Simultaneously, the side-cut assembly side-cuts the top of the next location of material again. Because of the material is cut the top by the side, produce the groove of punching on the material, the drift can advance when die-cut go into in the groove of punching, then die-cut the material, avoid the drift direct with the top contact of material and extrude the top of material, can not extrude the top of material when guaranteeing the die-cut material of drift, avoid the material to take place to warp when die-cut, can guarantee the plane degree after the material is die-cut, burr on the section of material is less, the material can continuous production and can guarantee the length tolerance of batch product, be favorable to promoting production efficiency, and the production cost is reduced.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 and 2, some embodiments of the present application provide a die-cutting die 100. The blanking die 100 is used to blank the material 200. The material 200 may be a tubular structure such as a square tube or a circular tube. For convenience of description, the example of the present application takes the material 200 as a square tube as an example, and obviously, this is not a limitation to the example of the present application. In the embodiment of the application, the material 200 is a square tube, the first waste 201 is generated when the material 200 is cut on the side, the punching groove 202 is formed on the material 200, the second waste 203 and the product 204 are generated after the material 200 is punched in the punching groove 202, and the product 204 is an object meeting the production requirement.

Referring to fig. 3, the punching die 100 includes an upper die 10 and a lower die 20 disposed opposite to each other. The upper die 10 includes a first die plate 11, a punch 12 and a pushing component 13, and referring to fig. 4, the punch 12 and the pushing component 13 are both disposed on the first die plate 11 and located on a side of the first die plate 11 facing the lower die 20, and the punch 12 and the pushing component 13 are disposed at an interval. Referring to fig. 3, the lower mold 20 includes a lower mold plate 21, a positioning assembly 22 and a side cutting assembly 23, the positioning assembly 22 is disposed on a surface of the lower mold plate 21 facing the upper mold 10, the side cutting assembly 23 is slidably disposed on the lower mold plate 21 and located on a side of the lower mold plate 21 facing the upper mold 10, the side cutting assembly 23 is disposed on a side of the positioning assembly 22, and the positioning assembly 22 is used for bearing the material 200. When the upper die 10 and the lower die 20 are clamped, the pushing part 13 drives the side cutting component 23 to move close to the positioning component 22 so as to cut the material 200 on the positioning component 22 in a side cutting mode, and the punch 12 punches the cut material 200 on the positioning component 22 to obtain a product 204.

Some embodiments provide a die-cutting process for the die-cutting die 100 that is generally: firstly, the complete material 200 is partially placed in the positioning assembly 22, the first waste 201 needing to be cut off on the material 200 is arranged corresponding to the side cutting assembly 23, the material 200 is positioned through the positioning assembly 22, the material 200 is prevented from shaking during side cutting and punching, and at the moment, the position where the material 200 is located can be subjected to side cutting by the side cutting assembly 23, but the material is not punched by the punch 12. Then, the upper die 10 and the lower die 20 are subjected to a first die closing process, the punch 12 and the pushing part 13 are close to the lower die 20 together, and during the die closing process, the pushing part 13 drives the side cutting assembly 23, so that the side cutting assembly 23 is close to the positioning assembly 22 to side cut the material 200 on the positioning assembly 22, and the side cutting assembly 23 side cuts the material 200 to generate a first waste material 201 and form the punching groove 202. Subsequently, the upper mold 10 and the lower mold 20 are opened. Next, the material 200 is moved in the positioning assembly 22 in a direction close to the punching position of the punch 12, so that the upper punching groove 202 of the material 200 is located below the punch 12, and the next position on the material 200 is arranged corresponding to the side cutting assembly 23, at this time, the material 200 is still located at a position where the side cutting assembly 23 can perform side cutting, and the punch 12 is located above the punching groove 202. Then, carrying out secondary die assembly on the upper die 10 and the lower die 20, enabling the punch 12 and the pushing part 13 to be close to the lower die 20 together, and in the die assembly process, enabling the pushing part 13 to drive the side cutting assembly 23 again to enable the side cutting assembly 23 to carry out side cutting on the next position of the material 200 again, so that the first waste 201 is generated again and the punching groove 202 is formed again; simultaneously, the punch 12 enters the punch groove 202 to punch the material 200, thereby creating a second scrap 203 and a product 204. Subsequently, the upper mold 10 and the lower mold 20 are opened. Next, the upper mold 10 and the lower mold 20 are subjected to a third mold clamping, and after the third mold clamping, the first scrap 201 is produced again, and the second scrap 203 and the product 204 are produced again. In this manner, material 200 is side cut and die cut in a cyclic manner.

In this way, in order to avoid deformation of the material 200 during punching, the punching die 100 punches the material 200 by cutting the top side of the material 200 first and then punching the material 200, when the upper die 10 and the lower die 20 are closed, the push piece 13 of the upper die 10 drives the side cutting assembly 23 of the lower die 20 to move close to the positioning assembly 22 so as to cut the material 200 on the positioning assembly 22, so that the top of the material 200 corresponding to the side cutting assembly 23 is cut by the side cutting assembly 23, the top of the material 200 is cut to form a punching groove 202, after the top of the material 200 is cut, the material 200 is moved in a direction close to a punching position of the punch 12, so that the punching groove 202 of the material 200 is located below the punch 12, and when the upper die 10 and the lower die 20 are closed next time, the punch 12 cuts the material 200 at the punching groove 202. At the same time, the side-cutting assembly 23 again performs side-cutting of the top of the next location of material 200. Because the side cut subassembly 23 is cut and is produced the die-cut groove 202 that is used for die-cut to material 200 top side, can go into in the die-cut groove 202 first when the die-cut material 200 of drift 12, then die-cut material 200 again, avoid drift 12 direct and the top contact of material 200 and the top of extrusion material 200, can not extrude the top of material 200 when guaranteeing the die-cut material 200 of drift 12, avoid material 200 to take place to warp when being die-cut directly effectively, and then can guarantee the plane degree after the die-cut of material 200, the burr on the cut surface of material 200 is less, material 200 can also carry out continuous production and can guarantee the length tolerance of batch product 204, be favorable to promoting production efficiency, and the production cost is reduced.

It will be appreciated that a side cut of material 200 may also be made by external means prior to placing the entire material 200 on the locating assembly 22. In this way, the upper die 10 and the lower die 20 can simultaneously perform side cutting and punching on the material 200 when the dies are closed.

Referring to fig. 3, in some embodiments, the positioning assembly 22 may be a clamp or release assembly comprising a clamp jaw, a plurality of articles, or other assembly or device capable of clamping or releasing the article 200. Wherein the jaws may grip or release material 200 to position material 200 or to move material 200.

In some embodiments, the side cutting component 23 may be a side cutting member 233 (see fig. 6), the side cutting member 233 is slidably disposed on the lower mold plate 21, one end of the side cutting member 233 is used for side cutting the material 200, and the other end of the side cutting member 233 is used for cooperating with the pushing component 13 to make the pushing component 13 drive the side cutting member 233 to move close to the positioning component 22. Obviously, the side cutting assembly 23 may also include more items.

Referring to fig. 3, in some embodiments, the blanking die 100 further includes a carrier assembly 30, and the carrier assembly 30 is used to cooperate with the positioning assembly 22 of the lower die 20 to carry and position the material 200. Thus, by arranging the bearing assembly 30, the problem that the material 200 cannot be stably placed in the positioning assembly 22 due to the long length of the material 200 is avoided, punching of the material 200 with the long length is facilitated, the material 200 does not need to be divided into multiple sections, the manufacturing process required by punching of the material 200 is reduced, and the production cost is reduced.

Referring to fig. 3, the carrier assembly 30 includes a substrate 31, a carrier plate 32, a plurality of supporting members 33, a first guide plate 34 and a second guide plate 35. The lower mold 20 is disposed on a base plate 31, and the base plate 31 serves to carry the lower mold 20, a plurality of supporters 33, and a carrier plate 32. The plurality of supporting members 33 are arranged at intervals along the feeding direction of the material 200, one ends of the plurality of supporting members 33 are connected with the substrate 31, the bearing plate 32 is arranged opposite to the substrate 31 and connected with the other ends of the plurality of supporting members 33, and the bearing plate 32 is provided with a bearing groove 321 matched with the material 200, for example, the bearing groove 321 is a V-shaped groove matched with a square pipe. First deflector 34 sets up on lower die plate 21, and second deflector 35 is connected with first deflector 34 and sets up in the top of first deflector 34, and first deflector 34 and second deflector 35 all offer the guide way 341 with square pipe looks adaptation, for example, guide way 341 is the V type groove with square pipe looks adaptation. The first guide plate 34 and the second guide plate 35 cooperatively clamp the material 200, and it should be noted that the material 200 can still move between the first guide plate 34 and the second guide plate 35. So, lead material 200 through first deflector 34 and second deflector 35 to and bear material 200 through loading board 32, avoid making material 200 can not stably placed in locating component 22 because of material 200's length is longer, be favorable to die-cut the longer material 200 of length, need not to cut apart into the multistage with material 200, reduce the die-cut required processing procedure of material 200, reduction in production cost.

In one embodiment, the number of the supporting members 33 is two. It is understood that the number of the supporting members 33 may also be three, four, five or more. The first guide plate 34 may also be embedded in the lower die plate 21.

Referring to fig. 5 and 6, in some embodiments, the side cutting assembly 23 includes a restoring unit 231, a sliding seat 232, and a side cutting member 233. The reset unit 231 is arranged on the lower template 21, the reset unit 231 is connected with the sliding seat 232, and the side cutting piece 233 is connected with the sliding seat 232 and is arranged far away from the reset unit 231. When the upper die 10 and the lower die 20 are clamped, the pushing part 13 drives the sliding seat 232 and the side cutting part 233 to move close to the positioning component 22 so that the side cutting part 233 can cut the material 200 on the positioning component 22. The reset unit 231 is used for keeping the sliding seat 232 and the side cutter 233 away from the positioning assembly 22 when the pushing member 13 loses the driving force on the sliding seat 232, so as to reset the sliding seat 232 and the side cutter 233.

Referring to fig. 5, in some embodiments, the restoring unit 231 includes a stopper 2311, a first elastic member 2312 and a first guiding member 2313. The stop piece 2311 is arranged on the lower template 21, the first guide piece 2313 movably penetrates through the stop piece 2311, the two opposite ends of the first guide piece 2313 protrude out of the stop piece 2311, one end of the first guide piece 2313 is connected with the sliding seat 232, the first elastic piece 2312 is sleeved on the first guide piece 2313, one end of the first elastic piece 2312 is abutted to the stop piece 2311, and the other end of the first elastic piece 2312 is connected with the other end of the first guide piece 2313. Therefore, when the pushing element 13 drives the sliding seat 232 to move close to the positioning element 22, the sliding seat 232 drives the first guiding element 2313 to move close to the positioning element 22, and the first guiding element 2313 extrudes the first elastic element 2312, so that the first elastic element 2312 generates elastic force due to being compressed. When the pushing element 13 loses the driving force to the sliding seat 232, that is, when the pushing element 13 is separated from the sliding seat 232, the first elastic element 2312 releases the elastic force, the first guiding element 2313 is far away from the positioning element 22 under the elastic force of the first elastic element 2312, and the first guiding element 2313 drives the sliding seat 232 to move away from the positioning element 22, so that the sliding seat 232 is reset.

Referring to fig. 6, in an embodiment, the number of the first guide members 2313 and the number of the first elastic members 2312 are two, and the two first guide members 2313 and the two first elastic members 2312 are spaced apart from each other. The first elastic member 2312 may be a spring. The end of the first guiding element 2313 away from the sliding seat 232 has a stopping portion 2313a, and the first guiding element 2313 is T-shaped. In this manner, the other end of the first elastic member 2312 is stopped by the stopper 2313a of the first guide member 2313, thereby achieving an effect that the other end of the first elastic member 2312 is connected with the other end of the first guide member 2313.

It is understood that in other embodiments, the number of the first guide members 2313 and the number of the first elastic members 2312 may be more or less. The first elastic member 2312 may also be a rubber cylinder or other elastic member. The first guide 2313 may also be rod-shaped, and the other end of the first elastic member 2312 is fixedly connected to the other end of the first guide 2313.

Referring to fig. 5, in some embodiments, the reset unit 231 further includes a protection element 2314. The protection piece 2314 is disposed opposite to the stopper 2311 and away from the sliding seat 232. The shielding member 2314 shields the other end of the first guide member 2313 and the other end of the first elastic member 2312. In this way, by providing the protection part 2314, the first guide part 2313 and the first elastic part 2312 are prevented from being directly exposed to the environment, which is beneficial to protecting the resetting unit 231; it is also possible to prevent the first elastic member 2312 from being separated from the first guide member 2313 to injure a worker or damage other objects; it is also possible to prevent the first guide 2313 from moving beyond the range due to the release of the elastic force of the first elastic member 2312.

Referring to fig. 5 and 6, in some embodiments, the side cutting assembly 23 further includes a pair of second guides 234. A pair of second guide members 234 are respectively disposed at both sides of the sliding seat 232, and the pair of second guide members 234 are used to define the sliding direction of the sliding seat 232. Thus, by providing the pair of second guiding members 234, the sliding seat 232 and the side cutting member 233 can be ensured to move close to the positioning assembly 22 in an accurate direction, so as to ensure the accuracy of the side cutting member 233 for side cutting the material 200, which is beneficial to ensuring the length tolerance of the product 204.

Referring to fig. 6, in some embodiments, a side of the sliding seat 232 facing the stopper 2311 of the reset unit 231 has a first abutting portion 2321, and the first abutting portion 2321 includes a first inclined surface 2321a. Referring to fig. 8, the pushing element 13 includes a second pushing portion 131 adapted to the first inclined surface 2321a. When the upper mold 10 and the lower mold 20 are closed, the second pushing part 131 is engaged with the first inclined surface 2321a to drive the sliding seat 232 to slide by the pushing part 13.

Referring to fig. 8, in an embodiment, the second pushing portion 131 includes a second inclined surface 1311 adapted to the first inclined surface 2321a. Thus, the pushing element 13 drives the sliding seat 232 to slide through the cooperation of the second inclined surface 1311 and the first inclined surface 2321a.

It is understood that, in other embodiments, the first abutting portion 2321 may also be a groove (not shown) opened on the sliding seat 232, and a groove bottom of the groove is the first inclined surface 2321a. The second pushing portion 131 of the pushing member 13 is a cylindrical object (not shown), and the bottom of the cylindrical object is a second inclined surface 1311. Thus, the second abutting portion 131 and the first abutting portion 2321 are matched with each other, so that the abutting piece 13 can still drive the sliding seat 232 to slide; the matching of the groove and the columnar object can avoid the deviation between the pushing part 13 and the sliding seat 232, and ensure that the sliding seat 232 and the side cutting part 233 can move close to the positioning component 22 along the accurate direction, thereby ensuring the precision of the side cutting part 233 for cutting the material 200, and being beneficial to ensuring the length tolerance of the product 204.

Referring to fig. 7, in some embodiments, the positioning assembly 22 includes a mold base 221, a first positioning member 222, and a second positioning member 223. The die holder 221 is disposed on the lower die plate 21, the die holder 221 is formed with a first positioning groove 2211 facing the upper die 10, the first positioning element 222 is disposed on the die holder 221 and disposed close to the sliding seat 232, the second positioning element 223 is elastically disposed on the lower die plate 21 and disposed opposite to the first positioning element 222, the first positioning element 222 has a first positioning portion 2221 facing the first positioning groove 2211, and the second positioning element 223 has a second positioning portion 2231 facing the first positioning groove 2211. Referring to fig. 9, along the sliding direction of the sliding seat 232, the first positioning element 222 is formed with a first side cut hole 2222 for the side cut element 233 to pass through, and the second positioning element 223 is formed with a second side cut hole 2232 for the side cut element 233 to pass through and accommodate the first scrap 201. When the upper mold 10 and the lower mold 20 are closed, the first mold plate 11 presses the second positioning member 223 to make the second positioning member 223 close to the lower mold plate 21, so that the first side cut hole 2222 and the second side cut hole 2232 are communicated, and the first positioning groove 2211, the first positioning portion 2221 and the second positioning portion 2231 are cooperatively used for positioning the material 200. Meanwhile, side cutter 233 is adjacent to positioning assembly 22 and passes through first side cut hole 2222, material 200, and second side cut hole 2232 in that order. Thus, by providing the die holder 221, the first positioning element 222 and the second positioning element 223, when the upper die 10 and the lower die 20 are closed, the die holder 221, the first positioning element 222 and the second positioning element 223 position the material 200 and press the material 200, and the side cutting element 233 performs side cutting on the material 200 while pressing the material 200. When the upper die 10 and the lower die 20 are opened, the upper die 10 loses the extrusion acting force on the second positioning part 223, and the second positioning part 223 is far away from the lower die plate 21 under the elastic action, so that the material 200 can move in the die holder 221, the first positioning part 222 and the second positioning part 223, and the material 200 after lateral cutting is convenient to move. Linkage cooperation between side cut subassembly 23 and the locating component 22, when carrying out the side cut to material 200, locating component 22 can guarantee to compress tightly material 200, avoids material 200 to rock, and after the side cut was accomplished, locating component 22 can loosen material 200 for material 200 can remove.

Referring to fig. 7, in an embodiment, the first positioning groove 2211 is a V-shaped groove adapted to a square tube, and the first positioning portion 2221 and the second positioning portion 2231 are both inclined surfaces. In this way, the first positioning groove 2211, the first positioning portion 2221, and the second positioning portion 2231 form a square shape adapted to the square tube, and can press the material 200 in an adapted manner. It can be understood that, when the material 200 is a round tube, the first positioning groove 2211 is a semicircular groove adapted to the round tube, and the first positioning portion 2221 and the second positioning portion 2231 are both quarter-circular grooves adapted to the round tube.

Referring to fig. 7, in some embodiments, the second positioning member 223 is L-shaped. The positioning assembly 22 further includes a third guide member 224 and a second resilient member 225. The third guide 224 passes through the lower template 21, two ends of the third guide 224 respectively protrude out of the lower template 21, one end of the third guide 224 is connected with the second positioning element 223, the other end of the third guide 224 stops at one side of the lower template 21 far away from the second positioning element 223, and the third guide 224 is T-shaped, for example, so that the third guide 224 stops at the lower template 21. The second elastic element 225 is sleeved on the third guiding element 224, and two opposite ends of the second elastic element 225 are respectively abutted against the second positioning element 223 and the lower template 21. In this manner, the second positioning member 223 is elastically disposed on the lower mold plate 21 by disposing the third guide member 224 and the second elastic member 225. When the first mold plate 11 presses against the second positioning member 223, the second positioning member 223 approaches the lower mold plate 21 and the mold base 221 and presses the second elastic member 225, and the second elastic member 225 generates an elastic force due to compression. When the first template 11 leaves the second positioning member 223, the second elastic member 225 releases the elastic force, so that the second positioning member 223 is far away from the lower template 21 and the die holder 221, thereby providing a movable space for the material 200.

Referring to fig. 7, in some embodiments, a first blanking hole 2212 is formed at the bottom of the first positioning slot 2211, and a second blanking hole 2213 is further formed on the die holder 221, wherein the second blanking hole 2213 is disposed at one side of the first blanking hole 2212 and below the second positioning element 223. Referring to fig. 9, the second positioning member 223 further has a third blanking hole 2233, the third blanking hole 2233 is disposed at an end of the second side cut-out 2232 close to the first positioning member 222 and communicated with the second side cut-out 2232, and the third blanking hole 2233 is disposed above the second blanking hole 2213. In this way, the first blanking hole 2212 is arranged, so that the second waste material 203 produced by punching by the punch 12 can be discharged out of the lower die 20 in time; through setting up third blanking hole 2233 and second blanking hole 2213, be convenient for make the first waste material 201 that the side cut spare 233 side cut produced in time fall from third blanking hole 2233, and then fall into in the second blanking hole 2213 to discharge lower mould 20 from second blanking hole 2213. The lower die plate 21 and the base plate 31 have holes respectively communicating with the first blanking hole 2212 and the second blanking hole 2213, and the holes are used for discharging the first scrap 201 and the second scrap 203 out of the punching die 100. The third blanking holes 2233 and the second side-cut holes 2232 are connected by inclined grooves so that the first scraps 201 can slide into the third blanking holes 2233.

Referring to FIG. 7, in some embodiments, the positioning assembly 22 further includes a material blocking member 226 and a material blowing member 227. The material blocking part 226 is disposed on the die holder 221 and located at one end of the first positioning groove 2211, and the material blocking part 226 is used for blocking the material 200. The blowing member 227 is disposed on the die holder 221 and adjacent to the first positioning groove 2211, and the blowing member 227 is used for blowing off the product 204 punched by the punch 12. So, through setting up material blocking part 226, material 200 is by the side cut back, moves material 200 and makes material 200 and material blocking part 226 looks butt for can be die-cut by drift 12 by the position of side cut on material 200, the distance that material 200 moved at every turn can be guaranteed effectively, thereby guarantees that drift 12 die-cuts the length tolerance of the product 204 that obtains and meets the requirements. Through setting up and blowing material 227, will be blown off by the product 204 that die-cut got, avoid product 204 to fall from lower mould 20 because of the backstop effect of striker 226.

In one embodiment, the blowing member 227 is an air nozzle, the blowing member 227 is in communication with an external air source, and the weight of the product 204 is approximately 250 grams. In this manner, air is supplied to the blow member 227 by the air source so that the blow member 227 blows the product 204 off. It is understood that in other embodiments, the pressure of the air source may be controlled such that the material blowing member 227 can blow off products 204 of different weights.

Referring to fig. 6, in some embodiments, the lower mold plate 21 is formed with a mounting groove 211 facing the upper mold 10. The die holder 221 and the sliding seat 232 are both disposed in the mounting groove 211, and the sliding seat 232 can slide in the mounting groove 211. The pair of second guiding members 234 are disposed on two sides of the mounting groove 211 and respectively abut against two opposite sides of the sliding seat 232. So, through set up mounting groove 211 on lower die plate 21, die holder 221 and the embedded setting of sliding seat 232 are favorable to promoting the steadiness of lower mould 20 structure on lower die plate 21, promote the life of die-cut mould 100.

Referring to fig. 8, in some embodiments, the upper mold 10 further includes a second mold plate 14 and a third positioning element 15. The second die plate 14 is opposite to the first die plate 11 and is disposed on one side of the first die plate 11 facing the lower die 20, the third positioning element 15 is disposed on one side of the second die plate 14 facing the lower die 20, the third positioning element 15 is provided with a second positioning slot 151 facing the lower die 20, a punching hole 152 adapted to the punch 12 is formed in the bottom of the second positioning slot 151, and the punch 12 is slidably disposed in the punching hole 152. Thus, by arranging the second template 14 and the third positioning part 15, before performing side cutting and punching on the material 200, the material 200 is pressed by the second template 14 and the third positioning part 15, wherein the second template 14 downwardly extrudes the second positioning part 223, so that the die holder 221, the first positioning part 222 and the second positioning part 223 press the part of the material 200, which needs to be subjected to side cutting, so that the side cutting part 233 performs side cutting on the material 200; the second positioning groove 151 of the third positioning element 15 and the first positioning groove 2211 of the die holder 221 compress the portion of the material 200 to be die-cut, so that the punch 12 can punch the material 200 conveniently. The second positioning groove 151 is a V-shaped groove adapted to the square tube.

Referring to fig. 8, in an embodiment, the second mold plate 14 is provided with a pushing hole 141 and a mounting hole 142, the pushing hole 141 is used for allowing the pushing member 13 to pass through the second mold plate 14, the mounting hole 142 is used for allowing the punch 12 to pass through, and the third positioning member 15 is disposed on the second mold plate 14 and covers the mounting hole 142.

Referring to fig. 1 and 9, some embodiments provide a die-cutting process of the die-cutting die 100, which is generally as follows: first, a side cut is made to the entire material 200 using an external device to create a punched groove 202 in the material 200. The material 200 with the punched out slots 202 is then placed over the positioning assembly 22 and carrier assembly 30 with the end of the material 200 with the punched out slots 202 abutting the dam 226. Then, the second template 14 drives the third positioning element 15 to move close to the lower mold 20, so that the second template 14 presses the second positioning element 223 close to the lower template 21, and the mold seat 221, the first positioning element 222, the second positioning element 223 and the third positioning element 15 cooperate with each other to compress the material 200. Then, the first die plate 11 drives the pushing part 13 and the punch 12 to move close to the lower die 20, so that the pushing part 13 passes through the pushing hole 141 to drive the sliding seat 232 to move close to the positioning component 22, the sliding seat 232 drives the side cutting part 233 to pass through the first side cutting hole 2222 to perform side cutting on the top of the material 200 corresponding to the side cutting part 233, and pushes the first waste 201 generated by the side cutting into the second side cutting hole 2232, so that the first waste 201 is discharged from the third blanking hole 2233 and the second blanking hole 2213; the punch 12 passes through the blanking aperture 152 to blank the material 200, and the resulting second slug 203 is ejected from the first blanking aperture 2212. Next, the blowing member 227 blows air toward the product 204 obtained by the die cutting to drop out the product 204. Then, the first die plate 11 drives the pushing part 13 and the punch 12 to move away from the lower die 20, and the sliding seat 232 is reset by the reset unit 231. Then, the second template 14 drives the third positioning element 15 to move away from the lower mold 20, and the second positioning element 223 moves away from the mold seat 221 and the lower template 21 under the action of the second elastic element 225. Next, the material 200 is moved so that the material 200 abuts against the material blocking member 226 again. Subsequently, the second pattern plate 14 and the first pattern plate 11 are sequentially moved closer to the lower mold 20. In this manner, operation is cycled to perform side and die cutting of material 200.

According to the punching die 100 provided by the embodiment of the application, the side cutting component 23 punches the top of the material 200 firstly, the top of the material 200 cannot be extruded by the punch 12 when the material 200 is punched, the material 200 can be effectively prevented from deforming when being punched, the flatness of the punched material 200 can be guaranteed, and burrs on the cut surface of the material 200 are less. Because the material 200 can not deform, the material 200 can be continuously produced, and the length tolerance of the batch products 204 can be ensured, thereby being beneficial to improving the production efficiency and reducing the production cost.

The embodiment of the application also provides punching equipment (not shown). The blanking apparatus includes a blanking die 100 as described above.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application and not for limiting, and although the present application is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solutions of the present application without departing from the spirit and scope of the technical solutions of the present application.

Claims (10)

1. A punching die comprises an upper die and a lower die which are oppositely arranged, and is characterized in that,

the upper die comprises a first die plate, a punch and a pushing part, the punch and the pushing part are both arranged on one surface of the first die plate facing the lower die, and the punch and the pushing part are arranged at intervals;

the lower die comprises a lower die plate, a positioning assembly and a side cutting assembly, the positioning assembly is arranged on one surface of the lower die plate facing the upper die, the side cutting assembly is arranged on one surface of the lower die plate facing the upper die in a sliding mode, the side cutting assembly is arranged on one side of the positioning assembly, and the positioning assembly is used for bearing materials;

when the upper die and the lower die are assembled, the pushing piece drives the side cutting assembly to move close to the positioning assembly so as to side cut the material on the positioning assembly, and the punch punches the material subjected to side cutting to obtain a product.

2. The trimming die of claim 1,

the side cutting assembly comprises a reset unit, a sliding seat and a side cutting piece;

the reset unit is arranged on the lower template, the reset unit is connected with the sliding seat, and the side cutting piece is connected with the sliding seat and is far away from the reset unit;

when the upper die and the lower die are closed, the pushing piece drives the sliding seat and the side cutting piece to move close to the positioning assembly so that the side cutting piece can laterally cut the material on the positioning assembly.

3. The trimming die of claim 2,

the reset unit comprises a stop piece, a first elastic piece and a first guide piece;

the stop piece is arranged on the lower template, the first guide piece movably penetrates through the stop piece, one end of the first guide piece is connected with the sliding seat, the first elastic piece is sleeved on the first guide piece, one end of the first elastic piece is abutted to the stop piece, and the other end of the first elastic piece is connected with the other end of the first guide piece.

4. The shear punching die of claim 2,

the side cutting assembly further comprises a pair of second guides;

the pair of second guide pieces are respectively arranged on two sides of the sliding seat and used for limiting the sliding direction of the sliding seat.

5. The trimming die of claim 2,

one side of the sliding seat facing the resetting unit is provided with a first abutting part, and the first abutting part comprises a first inclined surface;

the pushing piece comprises a second pushing part matched with the first inclined plane;

when the upper die and the lower die are assembled, the pushing piece drives the sliding seat to slide through the matching of the second pushing part and the first inclined plane.

6. The trimming die of claim 2,

the positioning assembly comprises a die holder, a first positioning piece and a second positioning piece;

the die holder is arranged on the lower die plate, a first positioning groove facing the upper die is formed in the die holder, the first positioning piece is arranged on the die holder and close to the sliding seat, the second positioning piece is elastically arranged on the lower die plate and opposite to the first positioning piece, the first positioning piece is provided with a first positioning part facing the first positioning groove, and the second positioning piece is provided with a second positioning part facing the first positioning groove;

along the sliding direction of the sliding seat, the first positioning piece is provided with a first side cutting hole for the side cutting piece to pass through, and the second positioning piece is provided with a second side cutting hole for the side cutting piece to pass through;

when the upper die and the lower die are assembled, the first die plate extrudes the second positioning piece to enable the second positioning piece to be close to the lower die plate, so that the first side cutting hole is communicated with the second side cutting hole, and the first positioning groove, the first positioning part and the second positioning part are matched to position the material.

7. The trimming die of claim 6,

a first blanking hole is formed in the bottom of the first positioning groove, a second blanking hole is further formed in the die holder, and the second blanking hole is formed in one side of the first blanking hole and is arranged below the second positioning piece;

the second positioning piece is further provided with a third blanking hole, the third blanking hole is formed in one end, away from the first positioning piece, of the second side cutting hole and communicated with the second side cutting hole, and the third blanking hole is formed above the second blanking hole.

8. The trimming die of claim 6,

the positioning assembly further comprises a material blocking part and a material blowing part;

the material blocking part is arranged on the die holder and positioned at one end of the first positioning groove and used for blocking the material;

the blowing part is arranged on the die holder and adjacent to the first positioning groove and used for blowing off the punched product.

9. The trimming die of claim 6,

the upper die also comprises a second template and a third positioning piece;

the second template with the first template sets up relatively and set up in the first template towards one side of lower mould, the third setting element set up in the second template towards the one side of lower mould, the third setting element seted up towards the second constant head tank of lower mould, the tank bottom of second constant head tank seted up with the punching hole of drift looks adaptation, the drift slides and locates in the punching hole.

10. A blanking device comprising a blanking die according to any one of claims 1 to 9.

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