CN211137349U

CN211137349U - Punching die

Info

Publication number: CN211137349U
Application number: CN201921891610.XU
Authority: CN
Inventors: 王有良
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-31
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a punching die, which comprises a bottom plate and a movable limiting plate; the middle part of bottom plate is provided with the trompil groove, two the activity limiting plate all activity set up in the upper surface of bottom plate, and two the activity limiting plate is located respectively the both sides in trompil groove, two the distance between the activity limiting plate is adjustable. The utility model provides a punching die, simple structure, it is very convenient to use, places the product between two activity limiting plates, is fixed in the bottom plate with the product through adjusting the distance between two activity limiting plates to can accomplish processing such as counter bore, chamfer to the product well, the processing cost is lower.

Description

Punching die

Technical Field

The embodiment of the utility model provides a relate to machining technical field, concretely relates to mould punches.

Background

The existing punching die is fixedly arranged, the die needs to be aligned to the center of a drill bit during installation, and the precision requirement is high. If there is the deviation between the center of mould and drill bit during the installation, very easily lead to punching unqualified wastrel to appear, the consumptive material is extravagant more. Meanwhile, the existing die can only punch, counter bore, chamfer or bore specific products, the processing process is complex, and the conditions of labor and time waste are serious.

In addition, when the rotary drill bit is used for counter bores and chamfers, the die is fixed, and products mounted on the die are also fixed, so that the drill bit is abraded greatly, the drill bit is bent or scrapped severely, and the processing cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a punching die to solve among the prior art punching die and use inconvenient, the higher problem of cost.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

the embodiment of the utility model provides a punching die, which comprises a bottom plate and a movable limiting plate;

the middle part of bottom plate is provided with the trompil groove, two the activity limiting plate all activity set up in the upper surface of bottom plate, and two the activity limiting plate is located respectively the both sides in trompil groove, two the distance between the activity limiting plate is adjustable.

Preferably, the punching die further comprises a first limiting piece, and the first limiting piece limits the movement of the movable limiting plate along the width direction of the product;

the first limiting part comprises a fixing part and a pressing part, a first limiting groove is formed in the movable limiting plate, and the first limiting groove extends along the width direction of the product; the fixing piece positioned in the first limiting groove is fixed on the bottom plate, and the width of the first limiting groove is larger than that of the fixing piece; the pressing piece is detachably fixed on the fixing piece, and the lower surface of the pressing piece is abutted against the upper surface of the movable limit.

Preferably, the punching die further comprises a second limiting part, and the second limiting part limits the movement of the production sheet along the length direction of the product;

the second limiting piece comprises an L template and a fixing screw, a second limiting groove is formed in one end, close to the hole opening groove, of the movable limiting plate, and the second limiting groove extends along the length direction of the product;

the side plates of the L-shaped plate are inserted into the second limiting grooves, the L-shaped plate moves along the second limiting grooves, the top plate of the L-shaped plate is fixed on the bottom plate, and the top plate of the L-shaped plate is fixed on a product positioned between two movable limiting plates by the fixing screws.

Preferably, a top plate of the L template is provided with a first screw hole and a second screw hole, the L template is fixed on the bottom plate through a fixing screw arranged in the first screw hole, and the bottom of the fixing screw arranged in the second screw hole is pressed against the upper surface of a product.

Preferably, the L template side board's bottom both sides are provided with spacing arch, the bottom both sides correspondence of second spacing groove is provided with spacing recess, spacing arch correspond install in the spacing recess.

Preferably, the punching die further comprises a screw rod and a gasket, the gasket is arranged on the side wall of the bottom plate, the gasket is movably connected with the bottom plate, and the screw rod is fixed on the gasket.

Preferably, a moving groove is formed in the gasket, a fastening piece fixed with the side wall of the bottom plate is arranged in the moving groove, and the fastening piece moves in the moving groove when the bottom plate moves.

The embodiment of the utility model provides a have following advantage:

the embodiment of the utility model provides a punching die, it includes bottom plate and movable limiting plate. When placing the product between two activity limiting plate, be fixed in the bottom plate with the product through the distance between two activity limiting plate boards of adjustment, this can fix the product well to improve the machining efficiency of product widely, operate more simply. When the product is subjected to counter bore or chamfer, the punching die is not fixed and can rotate along with the drill bit, so that dynamic friction exists between the product and the drill bit, the friction of the drill bit can be reduced well, the drill bit can be protected well, the drill bit is effectively prevented from being bent or scrapped, and the processing cost is greatly saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural view of a punching mold according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a screw rod and a gasket of a punching die provided in an embodiment of the present invention;

in the drawing, the device comprises a base plate 1, a base plate 101, a hole opening groove 2, a movable limiting plate 201, a first limiting groove 202, a second limiting groove 3, a first limiting piece 31, a fixing piece 32, a pressing piece 4, a second limiting piece 41, L type plates 411, a first screw hole 412, a second screw hole 42, a fixing screw 5, a limiting protrusion 6, a limiting groove 7, a gasket 701, a moving groove 8, a screw rod 9 and a fastening piece.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, the present embodiment provides a punching die, which includes a bottom plate 1 and a movable limiting plate 2.

In this embodiment, the middle part of bottom plate 1 is provided with trompil groove 101, and two activity limiting plate 2 are all movable to be set up in the upper surface of bottom plate 1, and two activity limiting plate 2 are located the both sides in trompil groove 101 respectively, and the distance between two activity limiting plate 2 is adjustable. During operation, the product is fixed between the two movable limiting plates 2, and the position of the product needing to be punched is aligned to the hole opening groove 101, so that the punching work of the product by the drill bit is greatly facilitated, the operation is simple, and the working efficiency is higher.

It should be noted that, when the product is countersunk or chamfered, the punching die is not fixed and rotates along with the drill bit, so that dynamic friction exists between the product and the drill bit, which is beneficial to protecting the drill bit well, effectively preventing the drill bit from being bent or scrapped, and greatly saving the processing cost. Meanwhile, the size of each part in the punching die is correspondingly adjusted according to the size of a product to be processed, and the size of each part in the punching die is not limited.

Preferably, the punching die further comprises a first limiting part 3, the first limiting part 3 limits the movement of the movable limiting plate 2 in the width direction of the product, and the first limiting part 3 can effectively limit the product.

Specifically, the first limiting part 3 comprises a fixing part 31 and a pressing part 32, a first limiting groove 201 is arranged on the movable limiting plate 2, and the first limiting groove 201 extends along the width direction of the product; the fixing member 31 located in the first limiting groove 201 is fixed to the bottom plate 1, and the width of the first limiting groove 201 is greater than that of the fixing member 31; the pressing piece 32 is detachably fixed on the fixing piece 31, the lower surface of the pressing piece 32 abuts against the upper surface of the movable limiting plate, and the pressing piece 32 presses and fixes the movable limiting plate 2 which moves to a proper position. When removing movable limiting plate 2, the mounting 31 that is located first spacing inslot 201 carries out the accuracy spacing to movable limiting plate 2's removal, and this makes movable limiting plate 2's removal simpler to fix the product effectively, simultaneously, the product of different widths is installed and all can be fixed well between two movable limiting plate 2. It should be noted that the pressing member 32 is preferably a knurled screw, which is more practical and aesthetic.

Further preferably, the punching die further comprises a second limiting part 4, and the second limiting part 4 limits the movement of the product piece along the length direction of the product. After the product is fixed by the two movable limiting plates 2, the product can move along the length direction of the product, and the second limiting member 4 well limits the movement of the product along the length direction of the product.

Specifically, the second limiting member 4 comprises an L-shaped plate 41 and a fixing screw 42, wherein one end of the movable limiting plate 2 close to the opening groove 101 is provided with a second limiting groove 202, the second limiting groove 202 extends along the length direction of the product, the side plate of the L-shaped plate 41 is inserted into the second limiting groove 202, the L-shaped plate 41 moves along the second limiting groove 202, the top plate of the L-shaped plate 41 is fixed on the bottom plate 1, the fixing screw 42 fixes the top plate of the L-shaped plate 41 on the product between the two movable limiting plates 2, after the product is fixed by the two movable limiting plates 2, the product is fixed again by the fixing screw 42 by adjusting the position of the L-shaped plate 41, the fixing effect is good, and the punching precision of the product is improved.

It should be noted that the L template 41 can effectively limit the movement of the product in the thickness direction of the product during the processing, effectively prevent the product from being dislocated during the processing, and effectively ensure the safety of the processing.

In this embodiment, a first screw hole 411 and a second screw hole 412 are provided on the top plate of the L type plate 41, the L type plate 41 is fixed on the bottom plate 1 by a fixing screw 42 installed in the first screw hole 411, and the bottom of the fixing screw 42 installed in the second screw hole 412 is pressed against the upper surface of the product, the L type plate 41 is fixed on the bottom plate 1 by one fixing screw 42, and in addition, two fixing screws 42 installed in the second screw hole 412 are pressed against the product below the top plate of the L type plate 41 to fix the product, which makes the fixing of the product more tight.

Preferably, the L both sides of the bottom of the side board of template 41 are provided with spacing protrusion 5, the corresponding spacing recess 6 that is provided with in the bottom both sides of second spacing groove 202, and spacing protrusion 5 corresponds installs in spacing recess 6, and this makes L template 41's removal in second spacing groove 202 more stable.

The punching die provided by the embodiment fixes a product on the bottom plate 1 by adjusting the distance between the two movable limiting plates 2, so that the product can be well fixed, the processing efficiency of the product is greatly improved, and the operation is simpler. When the product is subjected to counter bore or chamfer, the punching die is not fixed and can rotate along with the drill bit, so that dynamic friction exists between the product and the drill bit, the friction of the drill bit can be reduced well, the drill bit can be protected well, the drill bit is effectively prevented from being bent or scrapped, and the processing cost is greatly saved.

Example 2

Referring to fig. 1, the present embodiment provides another punching mold, and the same parts in the remaining embodiments are not described again, and only different parts are described below. Fig. 2 is a left side view or a right side view of the punching die.

As shown in fig. 2, the punching die further comprises a screw 8 and a gasket 7, the gasket 7 is arranged on the side wall of the bottom plate 1, the gasket 7 is movably connected with the bottom plate 1, and the screw 8 is fixed on the gasket 7. One end of the screw rod is fixed on the drilling machine, and the other end of the screw rod is fixed on the gasket 7. When punching or reaming the product, this mould that punches passes through the lead screw relatively fixed in drilling machine, and at the within range of 7 activities of gasket, this mould that punches can free elastic movement, and operation process is safer.

Preferably, the pad 7 is provided with a moving groove 701, a fastening member 9 fixed to the side wall of the base plate 1 is arranged in the moving groove 701, and the fastening member 9 moves in the moving groove 701 when the base plate 1 moves, so that the moving of the punching die is simpler and more convenient.

It should be noted that, the punching mold needs to be fixed in the punching or reaming process, that is, the punching mold is fixed to the drilling machine through the through hole formed in the bottom plate 1, which helps to ensure the safety of the punching or reaming process and also helps to improve the processing efficiency. Therefore, the punching die is suitable for various processing such as punching, reaming and counter bore of products, and is wider in application range and simpler in operation.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A punching die is characterized by comprising a bottom plate and a movable limiting plate;

2. The punching die of claim 1, further comprising a first limiting member that limits movement of the movable limiting plate in the width direction of the product;

3. The punching die of claim 1, further comprising a second stop that stops movement of the product piece along the length of the product;

4. The punching die of claim 3, wherein a top plate of the L template is provided with a first screw hole and a second screw hole, a fixing screw installed in the first screw hole fixes the L template to the bottom plate, and the bottom of the fixing screw installed in the second screw hole is pressed against the upper surface of the product.

5. The punching die of claim 3, wherein the side plates of the L-shaped plate are provided with limiting protrusions at two sides of the bottom, the second limiting grooves are correspondingly provided with limiting grooves at two sides of the bottom, and the limiting protrusions are correspondingly arranged in the limiting grooves.

6. The perforating die of claim 1 further comprising a lead screw and a spacer, wherein the spacer is disposed on the sidewall of the base plate, the spacer is movably connected to the base plate, and the lead screw is fixed to the spacer.

7. The perforating die of claim 6 wherein the spacer defines a slot, the slot defining a fastener that is secured to a sidewall of the base plate, the fastener moving within the slot as the base plate moves.