CN220717450U - Product side punching structure - Google Patents

Abstract

The product side punching structure comprises a lower die assembly and an upper die assembly which are vertically corresponding, wherein the lower die assembly comprises a lower die plate, a punching female die arranged on the lower die plate and a punching male die arranged on the lower die plate and matched with the punching female die; the upper die assembly comprises an upper die plate, a pressing plate and a pressing block, wherein the pressing plate is arranged on the upper die plate and used for pressing a product on the punching female die, and the pressing block is arranged on the pressing plate and used for pressing the side part of the product on the side part of the punching female die; and a guide structure for guiding the punching male die to move towards the direction of the punching female die is arranged between the punching male die and the upper die plate. The utility model provides a side punching structure of a product, which has a simple structure, reduces the difficulty and manufacturing cost of die processing, and improves the convenience of die assembly and maintenance.

Description

Product side punching structure

Technical Field

The utility model belongs to the technical field of stamping dies, and particularly relates to a side punching structure of a product.

Background

In manufacturing industries such as mechanical equipment and household appliances, parts in the mechanical equipment or household appliances are connected with each other through screw hole fastening structures, in order to meet installation requirements or positioning requirements among the parts, punching processing needs to be performed on the side parts of the parts, and in order to improve punching efficiency, punching processing is performed on the side parts of the parts by adopting punching equipment and a side punching die.

In the prior art, part of side punching dies adopts an overhead hanging punching structure to realize punching treatment on the side part of a part, and in a patent document with the patent document number of CN110064699A, a hanging type large-angle side punching die is disclosed, and comprises an upper die holder, a lower die, a hanging punching structure and a cylinder, wherein a guide pillar which moves up and down in a guide hole of a guide sleeve arranged on the upper die holder is arranged on the lower die holder; the upper die is arranged on the upper die base, and the hanging punching structure is arranged on the upper die; the hanging punching structure comprises a slide block base, an upper die insert knife and a hanging slide block; the sliding block base and the upper die slotting tool are arranged in parallel; a left inclined surface at the lower part of the slide block base is provided with a slide rail, and the slide rail is provided with the hanging slide block in a sliding manner; the upper die slotting tool lower part has with the corresponding right inclined plane of left inclined plane of slider base and with hang slider upper portion's inclined plane matched with, the problem lies in, the side blow mould of above structure adopts overhead formula to hang towards the structure, its structure is more complicated, the machining precision requirement of mould accessory is very high, the degree of difficulty of mould processing has been increased, the manufacturing cost of mould has been improved, simultaneously also reduced the convenience of mould assembly and maintenance, in addition, because overhead formula hangs towards the structure, its slotting tool is last mould slip, the part can take place the deviation in the production process with the position of the edge of a knife of lower mould, the condition of stepping on the edge of a knife, even exploding the mould can appear, the production efficiency of part has been influenced, the loss of part has been increased, be unfavorable for the manufacturing cost control of enterprise.

Therefore, further improvements are needed.

Disclosure of Invention

The utility model aims to at least overcome one of the defects in the prior art, and provide a product side punching structure which has a simple structure, reduces the difficulty and manufacturing cost of die processing and improves the convenience of die assembly and maintenance.

In order to achieve the above purpose, the technical scheme provided by the embodiment of the utility model is as follows:

the product side punching structure comprises a lower die assembly and an upper die assembly which are vertically corresponding, wherein the lower die assembly comprises a lower die plate, a punching female die arranged on the lower die plate and a punching male die arranged on the lower die plate and matched with the punching female die; the upper die assembly comprises an upper die plate, a pressing plate and a pressing block, wherein the pressing plate is arranged on the upper die plate and used for pressing a product on the punching female die, and the pressing block is arranged on the pressing plate and used for pressing the side part of the product on the side part of the punching female die; and a guide structure for guiding the punching male die to move towards the direction of the punching female die is arranged between the punching male die and the upper die plate.

The guide structure comprises a sliding block horizontally sliding on the lower die plate and a wedge arranged on the upper die plate and located above the sliding block, wherein the punching male die is arranged on the side face of the sliding block, which faces the punching female die, a first inclined plane is arranged on the top face of the sliding block and is arranged on one side of the sliding block, which is far away from the punching female die, a second inclined plane is arranged on the bottom face of the wedge and is arranged on one side of the wedge, which is close to the pressing plate, the first inclined plane and the second inclined plane are mutually matched, and the wedge drives the sliding block to slide towards the direction of the punching female die, so that the punching male die and the punching female die are mutually matched to punch the side part of a product.

And a reset part is arranged between the sliding block and the punching female die to guide the sliding block to reset, and the reset part is arranged on the side surface of the sliding block facing the punching female die.

The guide structure is arranged between the sliding block and the lower die plate so that the sliding block slides along the direction close to or far away from the punching female die, and comprises guide convex parts arranged on the left side and the right side of the sliding block and guide blocks which are arranged on the lower die plate and provided with guide grooves, wherein the guide grooves are arranged corresponding to the guide convex parts.

And a limiting block is further arranged on the lower die plate to limit the sliding block to move in a direction away from the punching female die, and the limiting block is positioned at the outer side of the inclined wedge when the upper die assembly and the lower die assembly are mutually matched.

The punching die is characterized in that a punch part is arranged on the punching male die and is inserted on the punching male die through a first mounting structure, a punching part matched with the punch part is arranged on the punching female die, and the punching part is inserted on the punching female die through a second mounting structure.

The punch is characterized in that a punch mounting seat is arranged on the punch, the first mounting structure comprises a mounting hole which is arranged on the punch mounting seat and used for the punch part to pass through and provided with a counter bore, and a mounting part which is arranged on the punch part and corresponds to the counter bore, the punch part stretches into the mounting hole from the outer side of the punch mounting seat to the inner side of the punch mounting seat, the mounting part is propped against the counter bore, and the punch mounting seat is arranged on the punch so that the punch part is arranged on the punch.

The second mounting structure comprises a mounting groove arranged on the side surface of the punching female die and a mounting convex part which is arranged on the punching female die and corresponds to the mounting groove, the mounting groove is formed by downwards extending from the top surface of the punching female die, the mounting convex part is arranged in an extending mode along the up-down direction of the punching female die, and the mounting convex part extends into the mounting groove from top to bottom, so that the punching female die is provided with the punching female die.

And a locking part is arranged in the mounting groove so that the notching part is locked in the mounting groove.

The compaction block is arranged corresponding to the punch part, a through groove for the punch part to pass through the compaction block is formed in the compaction block, and the through groove extends upwards from the bottom end of the compaction block.

The beneficial effects of the utility model are as follows:

the product side punching structure adopting the technical proposal has simple structure, can reduce the processing precision requirement of die fittings to a certain extent, reduces the processing difficulty of the die, thereby reducing the manufacturing cost of the die, simultaneously reduces the assembly difficulty of the die, reduces the maintenance difficulty, improves the convenience of the assembly and maintenance of the die,

in addition, because the punching male die and the punching female die are both fixed on the lower die plate, in the production process of punching a product, the position between the punching male die and the punching female die is not easy to deviate and is convenient for alignment, the conditions of treading a knife edge, die explosion and the like are avoided, the production efficiency of the product is ensured, the condition that the product is scrapped due to the treading of the knife edge is reduced, the loss of the product is reduced, and the production cost of the product is controlled by enterprises.

Drawings

Fig. 1 is a schematic structural diagram of a product according to an embodiment of the utility model.

Fig. 2 is an exploded view of a product side punch structure according to an embodiment of the present utility model.

Fig. 3 is an enlarged view of a portion a of fig. 2.

FIG. 4 is a schematic view of a wedge structure according to an embodiment of the present utility model.

Fig. 5 is an exploded view of a pressure plate and a pressure block according to an embodiment of the present utility model.

Figure 6 is an exploded view of a punch according to an embodiment of the present utility model.

Fig. 7 is an exploded view of a punch die according to an embodiment of the present utility model.

Fig. 8 is a sectional view of a product side punching structure according to an embodiment of the present utility model when the punching structure is split.

Fig. 9 is a cross-sectional view of a product side punch structure of an embodiment of the present utility model in a closed position.

Fig. 10 is a cross-sectional view of a product side punch structure of an embodiment of the present utility model in a closed position.

Fig. 11 is a cross-sectional view of a product side punch structure according to an embodiment of the present utility model when fully closed.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

Referring to fig. 1-8, the product side punching structure comprises a lower die assembly and an upper die assembly which are vertically corresponding, wherein the lower die assembly comprises a lower die plate 101, a punching die 102 and punching punches 103, in the embodiment, the punching die 102 is in a split shape and is arranged at intervals along the left and right directions of the lower die plate 101, the material of the punching die 102 can be reduced to a certain extent, the production cost of dies can be reduced, the number of the punching punches 103 is two groups and is arranged at the left and right sides of the punching die 102, the lower die assembly also comprises a lower die pad 111, a lower support plate 112 and a lower die bottom plate 113, the lower die pad 111 is arranged at the bottom of the lower die pad 111, the lower support plate 112 is arranged at the bottom of the lower die pad 111, the lower die bottom plate 113 is in a whole and is arranged at the bottom of the lower support plate 112, the lower die assembly is used for being arranged on a working platen of a punching device, the punching die part 107 is arranged on the punching die 103 through a first mounting structure, when the punching part 107 is damaged or is replaced, the punching part 107 can be maintained separately, the punching part is damaged or replaced by a second mounting structure is reduced, the punching part is matched with the punch part 109, the upper die part 109 is replaced by a corresponding to the upper die part 109, the technical part 109 is replaced by a corresponding to the upper die part 109, and the upper die part 109 is provided with the corresponding to the upper die part 109, the technical part 109, the lower die part is replaced by the lower die part, and the technical part 109, the lower die part 109 is replaced by the corresponding to the upper die part 109, and the lower die part is damaged by the lower die part, and the lower die part is provided The pressing plate 202 and the pressing block 203 are arranged on the upper die plate 201 and above the punching die 102 for pressing the product 3 on the punching die 102, the pressing block 203 is arranged on the side part of the pressing plate 202 and corresponding to the punch part 107 for pressing the side part of the product 3 on the side part of the punching die 102, the pressing block 203 is provided with a through groove 2031 for the punch part 107 to pass through the pressing block 203, the through groove 2031 extends upwards from the bottom end of the pressing block 203, the upper die assembly further comprises an upper base plate 205, an upper base plate 206 and an upper die top plate 207, the upper base plate 205 is arranged between the pressing plate 202 and the upper die plate 201, the upper base plate 206 is arranged on the upper part of the upper die plate 201, the upper die top plate 207 is arranged on the upper base plate 206 and is arranged on the punching slide 104 of the punching device, an elastic part is arranged between the upper die top plate 207 and the pressing plate 202 for resetting the upper die assembly upwards, the elastic component drives the pressing plate 202 to reset downwards, a guiding structure for guiding the punching punch 103 to move towards the punching die 102 is arranged between the punching punch 103 and the upper die plate 201, in this embodiment, the guiding structure comprises a sliding block 104 horizontally sliding on the lower die plate 101, and a wedge 204 arranged on the upper die plate 201 and above the sliding block 104, the punching punch 103 is arranged on the side surface of the sliding block 104 facing the punching die 102, a first inclined surface 1041 is arranged on the top surface of the sliding block 104, the first inclined surface 1041 is arranged on one side of the sliding block 104 far away from the punching die 102, a second inclined surface 2041 is arranged on the bottom surface of the wedge 204, the second inclined surface 2041 is arranged on one side of the wedge 204 close to the pressing plate 202, when the upper die assembly moves downwards and is matched with the lower die assembly, the first inclined surface 1041 and the second inclined surface 2041 are mutually matched, the wedge 204 drives the sliding block 104 to slide towards the direction of the punching die 102, the product side punching structure of the technical proposal has simple structure, can reduce the processing precision requirement of die fittings to a certain extent, thereby reducing the processing difficulty of dies, reducing the material requirement for manufacturing the dies, improving the production efficiency of the processing dies, and reducing the manufacturing cost of the dies,

in addition, because the punching male die 103 and the punching female die 102 are both fixed on the lower die plate 101, in the production process of punching the product 3, the position between the punching male die 103 and the punching female die 102 is not easy to deviate and is convenient for alignment, the conditions of treading a knife edge, bursting a die and the like are avoided, the production efficiency of the product 3 is ensured, the condition that the product 3 is scrapped due to the treading of the knife edge is reduced, the loss of the product 3 is reduced, and the production cost of the product 3 is controlled by enterprises.

Further, a reset component 4 is disposed between the slider 104 and the punching die 102 to guide the slider 104 to reset, the reset component 4 is disposed on a side surface of the slider 104 facing the punching die 102, in this embodiment, the reset component 4 is located below the punch component 107, the reset component 4 is preferably a nitrogen spring, the number of the reset components 4 is preferably two, and the reset components are arranged at intervals along the left-right direction of the slider 104, the fixed end of the reset component 4 is mounted on the slider 104, the movable end of the reset component abuts against or is fixed on the side portion of the punching die 102, when the upper die component and the lower die component are separated and move upwards, the reset component 4 can drive the slider 104 to move towards the outer side of the punching die 102, so that the punching punch 103 is separated from the punching die 102, and the product 3 is taken out from the punching die 102.

Further, a guiding structure is provided between the slider 104 and the lower die plate 101 to enable the slider 104 to slide along a direction approaching or separating from the punching die 102, the guiding structure includes guiding protrusions 1042 disposed on the left and right sides of the slider 104, and guiding blocks 105 disposed on the lower die plate 101 and having guiding grooves 1051, the guiding grooves 1051 are disposed corresponding to the guiding protrusions 1042, in this embodiment, the guiding protrusions 1042 and the slider 104 are integrally formed, the guiding protrusions 1042 extend along the front and rear direction of the slider 104, the guiding blocks 105 include guiding bottom plates, and guiding members disposed on the guiding bottom plates, the number of the guiding members is two, and the guiding grooves 1051 are formed by the guiding members and the guiding bottom plates, the guiding grooves 1051 extend along the left and right direction of the lower die plate 101, the guiding protrusions 1042 extend into the guiding grooves 1051 and slide back and forth along the length direction of the guiding grooves 1051, so that the slider 104 slides back and forth along the left and right directions of the lower die plate 101, as will be understood by those skilled in the art.

Further, the lower die plate 101 is further provided with a limiting block 106 to limit the sliding block 104 to move away from the punching die 102, in this embodiment, the number of limiting blocks 106 is preferably two, and the limiting blocks are arranged at the outer sides of the sliding block 104 at intervals along the front-rear direction of the lower die plate 101, when the upper die assembly and the lower die assembly are mutually matched, the limiting block 106 is located at the outer sides of the wedge 204, specifically, when the upper die assembly and the lower die assembly are separated and move upwards, the limiting block 106 limits the sliding block 104 to move towards the outer sides of the lower die plate 101 so as to ensure that the first inclined plane 1041 and the second inclined plane 2041 correspond to each other, and die collision between the upper die assembly and the lower die assembly caused by dislocation of the first inclined plane 1041 and the second inclined plane 2041 is avoided.

Further, the punch male die 103 is provided with a punch mounting seat 108, the first mounting structure includes a mounting hole 1081 formed in the punch mounting seat 108 and used for allowing the punch member 107 to pass through and having a counter bore 1082, and a mounting portion 1071 formed in the punch member 107 and corresponding to the counter bore 1082, in this embodiment, the mounting hole 1081 penetrates through the inner and outer sides of the punch mounting seat 108, the counter bore 1082 is located at the left side of the mounting hole 1081, the mounting portion 1071 is located at the left side of the punch member 107, the punch member 107 extends into the mounting hole 1081 from the outer side of the punch mounting seat 108 toward the inner side of the punch mounting seat 108, the mounting portion 1071 abuts against the counter bore 1082, and the punch mounting seat 108 is mounted on the punch male die 103, so that the punch member 107 is mounted on the punch male die 103, as will be understood by those skilled in the art.

Further, the second mounting structure includes a mounting groove 1021 disposed on a side surface of the punching die 102, and a mounting protrusion 1091 disposed on the punching die member 109 and corresponding to the mounting groove 1021, the mounting groove 1021 extends downward from a top surface of the punching die 102, the mounting protrusions 1091 extend in an up-down direction of the punching die member 109, the number of the mounting protrusions 1091 is two, and the mounting protrusions 1091 extend into the mounting groove 1021 from top to bottom, so that the punching die member 109 is mounted on the punching die 102, as will be understood by those skilled in the art.

Further, the mounting groove 1021 is provided with a locking member 110 to lock the notching member 109 in the mounting groove 1021, specifically, when the notching member 109 is mounted in the mounting groove 1021, the locking member 110 is fixed to the top end of the mounting groove 1021 by a fastener to press the notching member 109 in the mounting groove 1021, and when the notching member 109 needs to be maintained or replaced, the notching member 109 can be taken out from the punching die 102 from bottom to top only by disassembling the locking member 110.

Referring to fig. 9-11, in the product side punching structure, when the product 3 is punched, firstly, the product 3 is placed on the punching die 102, each side portion of the product 3 abuts against each side portion of the punching die 102, then, the punching device is started, the upper die assembly moves downwards, the pressing plate 202 presses the product 3 against the top surface of the punching die 102, the pressing block 203 presses the left and right side portions of the product 3 against the side portions of the punching die 102, the sliding block 104 contacts with the wedge 204, then, the upper die assembly continues to move downwards, the wedge 204 drives the sliding block 104 to move towards the punching die 102, the punch part 107 moves towards the direction of the punching part 109, the punch part 107 passes through the pressing block 203 and cooperates with the punching part 109 to punch the side portion of the product 3, after the processing is completed, the upper die assembly resets upwards, the wedge 204 leaves the sliding block 104, the sliding block 104 resets towards the outer side of the punching die 102 through the resetting part 4 and abuts against the limiting block 106, and finally, the product 3 is taken out to complete the punching.

The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing embodiments and description merely illustrates the principles of the utility model, and that various changes and modifications may be effected therein without departing from the spirit and scope of the utility model as defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a product side punching structure, includes lower mould subassembly and the last mould subassembly that corresponds from top to bottom, its characterized in that: the lower die assembly comprises a lower die plate (101), a punching female die (102) arranged on the lower die plate (101) and a punching male die (103) arranged on the lower die plate (101) and matched with the punching female die (102); the upper die assembly comprises an upper die plate (201), a pressing plate (202) arranged on the upper die plate (201) and used for pressing the product (3) on the punching female die (102), and a pressing block (203) arranged on the pressing plate (202) and used for pressing the side part of the product (3) on the side part of the punching female die (102); a guide structure for guiding the punch (103) to move towards the punch female die (102) is arranged between the punch (103) and the upper die plate (201).

2. The product side punching structure according to claim 1, wherein the guiding structure comprises a sliding block (104) horizontally sliding on the lower die plate (101) and a wedge (204) arranged on the upper die plate (201) and located above the sliding block (104), the punching male die (103) is arranged on the side surface of the sliding block (104) facing the punching female die (102), a first inclined surface (1041) is arranged on the top surface of the sliding block (104), the first inclined surface (1041) is arranged on one side of the sliding block (104) far away from the punching female die (102), a second inclined surface (2041) is arranged on the bottom surface of the wedge (204), the second inclined surface (2041) is arranged on one side of the wedge (204) close to the pressing plate (202), the first inclined surface (1041) is matched with the second inclined surface (2041), and the wedge (204) drives the sliding block (104) to slide towards the punching female die (102) so that the punching male die (103) is matched with the punching female die (102) to punch the side of the product (3).

3. Product side punching structure according to claim 2, characterized in that a resetting member (4) is arranged between the slider (104) and the punching die (102) to guide the slider (104) to reset, the resetting member (4) being arranged on the side of the slider (104) facing the punching die (102).

4. The product side punching structure according to claim 2, characterized in that a guide structure is provided between the slider (104) and the lower die plate (101) to slide the slider (104) in the left-right direction of the lower die plate (101), the guide structure including guide protrusions (1042) provided on the left and right sides of the slider (104), and guide blocks (105) provided on the lower die plate (101) and having guide grooves (1051), the guide grooves (1051) being provided corresponding to the guide protrusions (1042).

5. The product side punching structure according to claim 2, wherein the lower die plate (101) is further provided with a limiting block (106) to limit the sliding block (104) to move away from the punching die (102), and the limiting block (106) is located outside the wedge (204) when the upper die assembly and the lower die assembly are mutually matched.

6. The product side punching structure according to claim 1, characterized in that a punch part (107) is arranged on the punching male die (103), the punch part (107) is inserted on the punching male die (103) through a first mounting structure, a punching part (109) matched with the punch part (107) is arranged on the punching female die (102), and the punching part (109) is inserted on the punching female die (102) through a second mounting structure.

7. The product side punching structure according to claim 6, wherein the punching punch (103) is provided with a punch mounting seat (108), the first mounting structure comprises a mounting hole (1081) which is formed in the punch mounting seat (108) and is used for allowing a punch part (107) to pass through and is provided with a counter bore (1082), and a mounting part (1071) which is formed in the punch part (107) and corresponds to the counter bore (1082), the punch part (107) extends into the mounting hole (1081) from the outer side of the punch mounting seat (108) to the inner side of the punch mounting seat (108), the mounting part (1071) abuts against the counter bore (1082), and the punch mounting seat (108) is mounted on the punching punch (103) so that the punch part (107) is mounted on the punching punch (103).

8. The product side punching structure according to claim 6, characterized in that the second mounting structure comprises a mounting groove (1021) provided on a side surface of the punching die (102), and a mounting convex portion (1091) provided on the punching die (109) and corresponding to the mounting groove (1021), the mounting groove (1021) is formed by extending downward from a top surface of the punching die (102), the mounting convex portion (1091) is provided to extend in an up-down direction of the punching die (109), and the mounting convex portion (1091) extends into the mounting groove (1021) from top to bottom, so that the punching die (102) is mounted with the punching die (109).

9. The product side punching structure as claimed in claim 8, characterized in that the mounting groove (1021) is provided therein with a locking member (110) to lock the punching member (109) in the mounting groove (1021).

10. The product side punching structure according to claim 6, wherein the pressing block (203) is arranged corresponding to the punch part (107), a through groove (2031) for the punch part (107) to pass through the pressing block (203) is formed in the pressing block (203), and the through groove (2031) extends upwards from the bottom end of the pressing block (203).