CN210676612U

CN210676612U - Punching press precision mould of bending

Info

Publication number: CN210676612U
Application number: CN201921191143.XU
Authority: CN
Inventors: 张清勇; 张坤
Original assignee: Kunshan Tengke Machinery Manufacturing Co Ltd
Current assignee: Kunshan Tengke Machinery Manufacturing Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-06-05
Anticipated expiration: 2029-07-26

Abstract

The utility model belongs to the technical field of machining equipment, in particular to a stamping and bending precision die, which comprises an upper die, a lower die and a guide rod, wherein the top of the upper die is fixedly connected with a first threaded rod, and the side wall of the upper die is detachably connected with two lantern rings which are symmetrically distributed; drive the mould downstream through the cylinder, thereby plate to on the bed die carries out the punching press, plate can with the block work piece on the bed die and the extrusion work piece contact on the mould in the extrusion, thereby prevent to be gone up mould and bed die by the plate direct contact of punching press and cause wearing and tearing to it, thereby it drives the lantern ring in the guide bar lapse to drive the mould removal when the cylinder, limiting plate on the guide bar can play a spacing effect to the lantern ring, thereby come to carry on spacingly to last mould through the lantern ring, can make the device bed die and last mould can not receive the damage when using, thereby the extrusion accuracy nature of bending has been improved.

Description

Punching press precision mould of bending

Technical Field

The utility model belongs to the technical field of machining equipment, concretely relates to punching press precision mould of bending.

Background

The bending die is a tool used for forming and processing a plate material by a bending machine, the tool is composed of various parts, different dies are composed of different parts, the processing of the appearance of an article is realized mainly by changing the physical state of a formed material, and the bending die is a tool for enabling a blank to be a finished piece with a specific shape and a specific size under the action of the pressure of the bending machine; the bending machine die comprises an upper die and a lower die of a bending machine and is used for stamping and separating a plate, however, the existing bending die applies pressure with a certain angle to the plate on the lower die through the upper die to bend the plate, but the existing bending die has the defect that the bending angle is not adjustable.

Therefore chinese patent with application number CN201210367184.6 discloses a mould of bending, this patent technique can be with the plate punching press to different degrees of curvature, but, the device goes up the direct contact extrusion article between mould and the bed die when using, uses the mould after certain time and can appear wearing and tearing of different degrees to can influence the extruded accuracy to the plate, change the mould moreover the cost is higher. Therefore, the skilled person provides a stamping and bending precision die to solve the problems in the background art mentioned above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a punching press precision mould of bending to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a punching press precision mould of bending, includes mould, bed die and guide bar, go up the first threaded rod of mould top fixedly connected with, go up the mould lateral wall and can dismantle the lantern ring that is connected with two symmetric distributions, it is connected with the extrusion work piece to go up the mould bottom can dismantle, the block is connected with the block work piece on the bed die, block work piece both ends fixedly connected with connecting plate, the connecting plate with go up the mould and can dismantle the connection, it passes through to go up the mould first threaded rod and cylinder output end threaded connection, the cylinder is connected with external air source, the lantern ring with guide bar sliding connection, the guide bar outer wall can be dismantled and be connected with the limiting plate.

Preferably, one end of the lantern ring close to the upper die is fixedly connected with a second threaded rod, and the lantern ring is fixed with the upper die through the second threaded rod in a threaded connection mode.

Preferably, the upper die is provided with a first connecting bolt, and the upper die is fixed with the extrusion workpiece in a threaded manner through the first connecting bolt.

Preferably, a second connecting bolt is arranged on the connecting plate, and the connecting plate is in threaded connection with the lower die through the second connecting bolt.

Preferably, the limiting plate is close to one end fixedly connected with connecting threaded rod of the guide bar, the guide bar passes through connecting threaded rod with the guide bar spiro union is fixed.

Preferably, the outer wall of the extrusion workpiece is attached to the inner wall of the clamping workpiece.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when using this device, drive the mould downstream through the cylinder, thereby carry out the punching press to the plate on the bed die, plate can with the block work piece on the bed die and the extrusion work piece contact on the mould in the extrusion, thereby prevent to be gone up mould and bed die by the plate direct contact of punching press and lead to the fact wearing and tearing to it, thereby it drives the lantern ring in the guide bar lapse to drive the mould removal when the cylinder, limiting plate on the guide bar can play a spacing effect to the lantern ring, thereby come to carry on spacingly to last mould through the lantern ring, can make the device bed die and last mould can not receive the damage when using, thereby the accuracy nature of extrusion bending has been improved.

2. When using this device, the lantern ring that links to each other with last mould and extrusion work piece can come to install and dismantle with last mould through the screw thread, can install and dismantle through the screw thread between connecting plate on the block work piece that links to each other with the bed die and the bed die, and the limiting plate can be installed and dismantle with the guide bar through connecting the threaded rod, and the people of being convenient for are when the lantern ring, extrusion work piece, block work piece and limiting plate these consumable parts damage, change it.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of an upper mold and a lower mold in the present invention;

fig. 3 is another schematic structural view of the upper and lower molds of the present invention;

fig. 4 is a schematic structural view of the middle guide rod of the present invention.

In the figure: 1. an upper die; 11. a first threaded rod; 12. a collar; 121. a second threaded rod; 13. extruding the workpiece; 14. a first connecting bolt; 2. a lower die; 21. clamping the workpiece; 211. a connecting plate; 212. a second connecting bolt; 3. a cylinder; 4. a guide bar; 41. a limiting plate; 411. connecting the threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a punching press precision mould of bending, including last mould 1, bed die 2 and guide bar 4, go up 1 top fixedly connected with first threaded rod 11 of mould, go up 1 lateral wall of mould and can dismantle the lantern ring 12 that is connected with two symmetric distributions, 1 bottom of going up the mould can be dismantled and is connected with extrusion work piece 13, the block is connected with block work piece 21 on the

bed die

2, 21 both ends fixedly connected with connecting plate 211 of block work piece, connecting plate 211 can be dismantled with last mould 1 and be connected, go up mould 1 through 11 and 3 output threaded connection of cylinder, cylinder 3 is connected with external air source,

lantern ring

12 and 4 sliding connection of guide bar, 4 outer walls of guide bar can be dismantled and be connected with limiting plate 41.

In this embodiment: the top of an upper die 1 is fixedly connected with a first threaded rod 11, the upper die 1 can be connected with the output end of a cylinder 3 through the first threaded rod 11, the side wall of the upper die 1 is detachably connected with two symmetrically distributed lantern rings 12, the bottom of the upper die 1 is detachably connected with an extrusion workpiece 13, a clamping workpiece 21 is clamped and connected on a lower die 2, two ends of the clamping workpiece 21 are fixedly connected with connecting plates 211, the connecting plates 211 are detachably connected with the upper die 1, the upper die 1 is in threaded connection with the output end of the cylinder 3 through the first threaded rod 11, the lantern rings 12 are in sliding connection with a guide rod 4, the outer wall of the guide rod 4 is detachably connected with a limiting plate 41, the model of the cylinder 3 is SC80, when the device is used, the upper die 1 is driven to move downwards through the cylinder 3, plates on the lower die 2 are punched, and can be contacted with the clamping workpiece 21 on the lower die 2, thereby prevent that mould 1 and bed die 2 from leading to the fact wearing and tearing to it on the plate direct contact of punching press, thereby drive mould 1 when cylinder 3 drives moreover and move and drive lantern ring 12 when guide bar 4 glides downwards, limiting plate 41 on the guide bar 4 can play a spacing effect to lantern ring 12 to come to carry on spacingly to last mould 1 through lantern ring 12.

Specifically, one end of the lantern ring 12 close to the upper die 1 is fixedly connected with a second threaded rod 121, and the lantern ring 12 is fixed with the upper die 1 through the second threaded rod 121 in a threaded manner; the collar 12 can be replaced when it is damaged by a threaded connection between the collar 12 and the upper mould 1.

Specifically, the upper die 1 is provided with a first connecting bolt 14, and the upper die 1 is fixed with the extrusion workpiece 13 in a threaded manner through the first connecting bolt 14; the upper die 1 can be prevented from being worn by contacting the punched plate member when it is operated by pressing the workpiece 13, and the workpiece 13 can be replaced when it is worn seriously.

Specifically, a second connecting bolt 212 is arranged on the connecting plate 211, and the connecting plate 211 is in threaded connection with the lower die 2 through the second connecting bolt 212; when the engaging workpiece 21 is damaged, the engaging workpiece 21 can be replaced by the connection between the connecting plate 211 on the engaging workpiece 21 and the lower die 2.

Specifically, one end of the limiting plate 41 close to the guide rod 4 is fixedly connected with a connecting threaded rod 411, and the guide rod 4 is fixed with the guide rod 4 in a threaded manner through the connecting threaded rod 411; the stopper plate 41 can be replaced when the stopper plate 41 is damaged.

Specifically, the outer wall of the extrusion workpiece 13 is attached to the inner wall of the clamping workpiece 21; the material angle that can let the extrusion bend is more accurate.

The utility model discloses a theory of operation and use flow: when the device is used, the cylinder 3 drives the upper die 1 to move downwards so as to punch plates on the lower die 2, the plates can be contacted with the clamping workpiece 21 on the lower die 2 and the extrusion workpiece 13 on the upper die 1 during extrusion, so that the plates which are punched are prevented from being directly contacted with the upper die 1 and the lower die 2 to cause abrasion, when the cylinder 3 drives the upper die 1 to move so as to drive the lantern ring 12 to slide downwards on the guide rod 4, the limiting plate 41 on the guide rod 4 can play a limiting role on the lantern ring 12, so that the upper die 1 is limited through the lantern ring 12, the lantern ring 12 and the extrusion workpiece 13 connected with the upper die 1 can be installed and detached with the upper die 1 through threads, and the connecting plate 211 on the clamping workpiece 21 connected with the lower die 2 can be installed and detached with the lower die 2 through threads, limiting plate 41 can come to install and dismantle with guide bar 4 through connecting threaded rod 411, makes things convenient for people's maintenance.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The stamping and bending precision die is characterized by comprising an upper die (1), a lower die (2) and a guide rod (4), wherein the top of the upper die (1) is fixedly connected with a first threaded rod (11), the side wall of the upper die (1) is detachably connected with two symmetrically distributed lantern rings (12), and the bottom of the upper die (1) is detachably connected with an extrusion workpiece (13);

a clamping workpiece (21) is clamped and connected to the lower die (2), connecting plates (211) are fixedly connected to two ends of the clamping workpiece (21), the connecting plates (211) are detachably connected with the upper die (1), the upper die (1) is in threaded connection with the output end of the air cylinder (3) through the first threaded rod (11), and the air cylinder (3) is connected with an external air source;

the lantern ring (12) with guide bar (4) sliding connection, guide bar (4) outer wall can be dismantled and be connected with limiting plate (41).

2. The stamping and bending precision die as claimed in claim 1, wherein: one end, close to the upper die (1), of the lantern ring (12) is fixedly connected with a second threaded rod (121), and the lantern ring (12) is fixedly connected with the upper die (1) through the second threaded rod (121) in a threaded mode.

3. The stamping and bending precision die as claimed in claim 1, wherein: the upper die (1) is provided with a first connecting bolt (14), and the upper die (1) is fixed with the extrusion workpiece (13) in a threaded manner through the first connecting bolt (14).

4. The stamping and bending precision die as claimed in claim 1, wherein: and a second connecting bolt (212) is arranged on the connecting plate (211), and the connecting plate (211) is in threaded connection with the lower die (2) through the second connecting bolt (212).

5. The stamping and bending precision die as claimed in claim 1, wherein: limiting plate (41) are close to the one end fixedly connected with connecting threaded rod (411) of guide bar (4), guide bar (4) pass through connecting threaded rod (411) with guide bar (4) spiro union is fixed.

6. The stamping and bending precision die as claimed in claim 1, wherein: the outer wall of the extrusion workpiece (13) is attached to the inner wall of the clamping workpiece (21).