CN214601446U

CN214601446U - Novel stamping and blanking die for auxiliary suspension support of transmission

Info

Publication number: CN214601446U
Application number: CN202023336877.8U
Authority: CN
Inventors: 毛刚; 卢树君; 毕亚杰; 华杰; 沙素雁; 邸守都; 田影; 穆严
Original assignee: Changchun Faw Sihuan Automobile General Parts Co ltd
Current assignee: Changchun Faw Sihuan Automobile General Parts Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-05
Anticipated expiration: 2030-12-30

Abstract

The utility model provides a novel supplementary suspension support punching press blanking mould of derailleur belongs to stamping die technical field, this novel supplementary suspension support punching press blanking mould of derailleur, including press body, upper die component and lower die component, the guide pin bushing run through install in the cope match-plate pattern, it is two sets of the guide pin bushing symmetry sets up, the knockout pin install in the cope match-plate pattern and with the die intercommunication, the terrace die is installed to the lower bolster, the through-hole with the spacing cooperation of drift, the guide pillar with the spacing cooperation of guide pin bushing, four groups the elastic guide symmetry sets up, the material returned plate install in the elastic guide keeps away from the one end of lower bolster, two the spacer pin is constructed and is carried on spacingly to panel, the fixing base with the material returned plate all run through the activity in the terrace die. The device guarantees the height requirement of the closing of the press, thereby improving the working environment of the die, prolonging the service life and improving the working efficiency.

Description

Novel stamping and blanking die for auxiliary suspension support of transmission

Technical Field

The utility model relates to a stamping die field particularly, relates to a novel supplementary suspension support punching press blanking mould of derailleur.

Background

At present, a press machine (including a press machine and a hydraulic machine) is a universal press machine with an exquisite structure, has the characteristics of wide application, high production efficiency and the like, can be widely applied to the processes of cutting, punching, blanking, bending, riveting, forming and the like, metal is subjected to plastic deformation and fracture to be processed into parts by applying strong pressure on metal blanks, a press machine die is an 'accessory' corresponding to the press machine, a workpiece generates plastic deformation under the combined action of the punching of the press machine and the resistance of the die to complete the processing process, the press machine die is an indispensable part of the punching process, the precision of the press machine die determines the processing precision of the workpiece to a great extent, the existing die can cause extrusion deviation between an upper die plate and a lower die plate of the die under the pressure of the press machine, the service lives of a male die and a punch are shortened, and the die is installed, probably mostly be manual installation, probably can't guarantee the closed altitude requirement of press, increase the press and cause the risk of damage to the mould under the running state, reduce the life of mould.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a novel supplementary suspension support punching press blanking mould of derailleur aims at improving the life-span reduction that causes terrace die and drift, increases the risk that the press caused the damage to the mould under running state, reduces the life problem of mould.

The utility model discloses a realize like this:

the utility model provides a novel derailleur is assisted suspension support punching press blanking mould, installs on the press body, includes upper die assembly and lower die assembly.

The upper die assembly comprises an upper die plate, a female die, a guide sleeve, a knockout pin and a punch, wherein the upper die plate is installed at the output end of the press machine body, the female die is fixedly installed at one side, away from the output end of the press machine body, of the upper die plate, the guide sleeve is installed in the upper die plate in a penetrating mode, the guide sleeve is at least provided with two groups, the two groups of guide sleeves are symmetrically arranged, the knockout pin is installed in the upper die plate and communicated with the female die, the punch is installed in the female die, and the punch is provided with three groups.

The lower die assembly comprises a lower die plate, a fixed seat, a limiting block, elastic guide pieces and two material return plates, the lower die plate is arranged on a workbench of the press machine body, the lower die plate is provided with a male die, the male die is provided with a through hole, the through hole is in limit fit with the punch, the number of the punches is the same as that of the through holes, the fixed seat is fixedly arranged on the lower die plate, the limiting block is arranged on the lower die plate, the top of the limiting block is provided with a guide pillar, the guide pillar is in limit fit with the guide sleeve, the elastic guide pieces penetrate through the fixed seat and are fixedly arranged with the lower die plate, at least four groups of the elastic guide pieces are arranged, the four groups of the elastic guide pieces are symmetrically arranged, the material return plates are arranged at one ends of the elastic guide pieces, which are far away from the lower die plate, the material return plates are provided with limiting pins, and the number of the limiting pins is two, the two limiting pins are used for limiting a plate, and the fixing seat and the stripper plate penetrate through the male die and move.

The utility model discloses an in an embodiment, the lower bolster is kept away from the backing plate is installed to one side of stopper, the backing plate with press body workstation can dismantle the setting.

In an embodiment of the present invention, the backing plate is provided with two, two the backing plate symmetry sets up.

The utility model discloses an in an embodiment, the lower bolster is kept away from waste recycling case is installed to one side of stopper, waste recycling case slidable mounting in the lower bolster.

The utility model discloses an in an embodiment, the lower bolster is kept away from one side of stopper is installed the spout, waste recycling bin slidable mounting in the spout.

In an embodiment of the present invention, the outer wall of the male mold is in clearance fit with the inner wall of the stripper plate.

In an embodiment of the present invention, the elastic guide includes a first spring and a guide post, the first spring is sleeved on the guide post, and the first spring is in clearance fit with the guide post.

The utility model discloses an in one embodiment, the material returning plate is close to one side of fixing base is provided with the second spring, the one end fixed mounting of second spring in the material returning plate, the other end of second spring run through the activity in the fixing base and with lower bolster fixed mounting.

In an embodiment of the present invention, the second spring is provided with a plurality of springs, and the second spring is uniformly arranged.

The utility model discloses an in the embodiment, the guide pillar is kept away from the one end of lower bolster is provided with the rubber pad.

The utility model has the advantages that: the utility model discloses a novel derailleur is assisted suspension support punching press blanking mould that obtains through above-mentioned design, when using, fix the cope match-plate pattern on the output of press, the lower bolster is installed on the press workstation, the panel of cutting into strips is put into the mould, make the adjacent both sides of panel hug closely the spacer pin, when the press is worked, cope match-plate pattern and lower bolster move in opposite directions, the guide pin bushing of cope match-plate pattern and the guide pillar of lower bolster contact at first and do relative motion, the terrace die of lower bolster contacts with panel and extrudes panel, extrude panel in the die, form the work piece, the elastic guide starts to compress, after work piece and panel separation, the drift in the cope match-plate pattern contacts with the work piece, the drift gets into the through-hole, go out the hole on the work piece, the waste material directly falls on the lower bolster along the through-hole on the terrace die, when stopper and cope match-plate pattern contact, reach the closed height of mould, and starting separation in the opposite direction, wherein the elastic guide piece begins to rebound along with the separation of the upper template and the lower template, the male die is separated from the plate, the guide pillar is separated from the guide sleeve along with the upward lifting of the upper template, the part in the female die is pushed out of the female die by the knockout pin, and thus, the upper die and the lower die complete a set of complete movement. Through the arrangement of the upper die assembly and the lower die assembly, the stability of the mutual movement process between the upper die plate and the lower die plate is improved, and the height requirement of the closing of the press machine is guaranteed, so that the working environment of the die is improved, the service life is prolonged, and the working efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an installation schematic view of a stamping blanking die of a novel transmission auxiliary suspension bracket provided by an embodiment of the invention;

fig. 2 is a schematic structural view of a stamping and blanking die of a novel transmission auxiliary suspension bracket according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an upper die assembly provided in an embodiment of the present invention;

fig. 4 is a schematic structural view of a lower die assembly according to an embodiment of the present invention;

fig. 5 is an enlarged view of a position a in fig. 4.

In the figure: 100-a press body; 200-an upper die assembly; 210-upper template; 220-a female die; 230-guide sleeve; 240-knockout pin; 250-a punch; 300-a lower die assembly; 310-a lower template; 311-male die; 312-a via; 320-a fixed seat; 330-a limiting block; 331-guide pillars; 340-a resilient guide; 341-first spring; 342-a guide post; 350-material returning plate; 351-a limit pin; 352-a second spring; 360-backing plate; 370-a waste recovery bin; 371-sliding chute.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, 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 indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

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, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, 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 contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a novel stamping and blanking die for a transmission auxiliary suspension support is installed on a press body 100 and comprises an upper die assembly 200 and a lower die assembly 300.

Referring to fig. 3, the upper die assembly 200 includes an upper die plate 210, a female die 220, guide sleeves 230, a knockout pin 240, and punches 250, the upper die plate 210 is mounted at an output end of the press body 100, the female die 220 is fixedly mounted at a side of the upper die plate 210 away from the output end of the press body 100, the guide sleeves 230 are mounted in the upper die plate 210 in a penetrating manner, at least two sets of the guide sleeves 230 are provided, the two sets of the guide sleeves 230 are symmetrically arranged, the knockout pin 240 is mounted on the upper die plate 210 and communicated with the female die 220, the punches 250 are mounted on the female die 220, and the punches 250 are provided with three sets.

Referring to fig. 4-5, the lower die assembly 300 includes a lower die plate 310, a fixing seat 320, a limiting block 330, elastic guides 340 and a stripper plate 350, the lower die plate 310 is mounted on the worktable of the press body 100, the lower die plate 310 is mounted with a male die 311, the male die 311 is provided with a through hole 312, the through hole 312 is in limiting fit with the punch 250, the number of the punch 250 is the same as that of the through hole 312, the fixing seat 320 is fixedly mounted on the lower die plate 310, the limiting block 330 is mounted on the lower die plate 310, the top of the limiting block 330 is provided with a guide post 331, the guide post 331 is in limiting fit with the guide sleeve 230, the elastic guides 340 penetrate through the fixing seat 320 and are fixedly mounted with the lower die plate 310, the elastic guides 340 are provided with at least four groups, the four groups of elastic guides 340 are symmetrically arranged, the stripper plate 350 is mounted at one end of the elastic guides 340 away from the lower die plate 310, the stripper plate 350 is provided with two limiting pins 351, the two limiting pins 351 are configured to limit the plate, the fixed seat 320 and the stripper plate 350 both penetrate through the male die 311.

In some specific embodiments, a backing plate 360 is installed on one side of the lower template 310 away from the limiting block 330, the backing plate 360 is detachably arranged on the workbench of the press body 100, so that the die can be conveniently replaced at any time, and meanwhile, the lower template 310 is prevented from being installed manually and used for supporting the lower template 310 and preventing clamping hands.

In some embodiments, two pads 360 are provided, and the two pads 360 are symmetrically provided to increase the stability of the lower plate 310.

In some specific embodiments, the waste recycling bin 370 is installed on a side of the lower plate 310 away from the limiting block 330, and the waste recycling bin 370 is slidably installed on the lower plate 310, so that waste can be recycled, and waste can be reduced.

In some embodiments, a sliding groove 371 is installed on a side of the lower plate 310 away from the limiting block 330, and the scrap collecting box 370 is slidably installed on the sliding groove 371 for fixing and limiting the scrap collecting box 370 to prevent the scrap collecting box 370 from moving.

In some specific embodiments, the periphery of the outer wall of the male die 311 is in clearance fit with the inner walls of the fixed seat 320 and the stripper plate 350, so that the plate removing effect is improved, and the smoothness of the edge of the plate is improved.

In some specific embodiments, the elastic guide 340 includes a first spring 341 and a guide post 342, the first spring 341 is sleeved on the guide post 342, and the first spring 341 is in clearance fit with the guide post 342.

In some specific embodiments, a second spring 352 is disposed on a side of the stripper plate 350 close to the fixing base 320, one end of the second spring 352 is fixedly mounted on the stripper plate 350, and the other end of the second spring 352 penetrates through the fixing base 320 and is fixedly mounted with the lower mold plate 310, so as to increase a buffer between the stripper plate 350 and the fixing base 320 and improve a resetting effect.

In some embodiments, the second spring 352 is provided in plural, and the plural second springs 352 are uniformly provided, so that the force between the stripper plate 350 and the fixing base 320 is uniform.

In some specific embodiments, a rubber pad is disposed at an end of the guide post 331 away from the lower mold plate 310, so as to prevent the top end of the guide post 331 from directly contacting the external environment, and reduce the risk of damaging the guide post 331 by an article.

The working principle is as follows: when the press is used, the upper template 210 is integrally fixed at the output end of the press, the lower template 310 is integrally fixed on the worktable of the press, the plate cut into strips is placed into the die, two adjacent sides of the plate are tightly attached to the limit pins 351, when the press works, the upper template 210 and the lower template 310 move oppositely, the guide sleeve 230 of the upper template 210 is firstly contacted with the guide post 331 of the lower template 310 to move relatively, the male die 311 of the lower template 310 is contacted with the plate and extrudes the plate, the plate is extruded into the female die 220 to form a workpiece, the elastic guide 340 starts to compress, when the workpiece is separated from the plate, the punch 250 in the upper template 210 is contacted with the workpiece, the punch 250 enters the through hole 312 to punch out the hole in the workpiece, the waste material directly falls onto the lower template 310 along the through hole 312 on the male die 311, when the limit block 330 is contacted with the upper template 210 and reaches the closing height of the die, the opposite separation is started, along with the separation of the upper template 210 and the lower template 310, the elastic guide 340 begins to rebound, the male die 311 is separated from the plate, along with the continuous upward lifting of the upper template 210, the guide post 331 is separated from the guide sleeve 230, the knockout pin 240 pushes the part in the female die 220 out of the female die 220, and at this time, the upper and lower dies complete a set of complete movement.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. A novel stamping and blanking die for auxiliary suspension support of transmission is arranged on a press body (100), and is characterized by comprising

The upper die assembly (200) comprises an upper die plate (210), a female die (220), guide sleeves (230), a knockout rod (240) and punches (250), wherein the upper die plate (210) is mounted at the output end of the press body (100), the female die (220) is fixedly mounted on one side, away from the output end of the press body (100), of the upper die plate (210), the guide sleeves (230) are mounted on the upper die plate (210) in a penetrating manner, at least two groups of the guide sleeves (230) are arranged, the two groups of the guide sleeves (230) are symmetrically arranged, the knockout rod (240) is mounted on the upper die plate (210) and communicated with the female die (220), the punches (250) are mounted on the female die (220), and the punches (250) are provided with three groups;

the lower die assembly (300) comprises a lower die plate (310), a fixed seat (320), a limiting block (330), an elastic guide piece (340) and a stripper plate (350), the lower die plate (310) is mounted on a workbench of the press body (100), the lower die plate (310) is provided with a male die (311), the male die (311) is provided with a through hole (312), the through hole (312) is in limit fit with the punch (250), the number of the punches (250) is the same as that of the through holes (312), the fixed seat (320) is fixedly mounted on the lower die plate (310), the limiting block (330) is mounted on the lower die plate (310), the top of the limiting block (330) is provided with a guide pillar (331), the guide pillar (331) is in limit fit with the guide sleeve (230), and the elastic guide piece (340) penetrates through the fixed seat (320) and is fixedly mounted with the lower die plate (310), the elastic guide pieces (340) are at least provided with four groups, the four groups of elastic guide pieces (340) are symmetrically arranged, the stripper plates (350) are installed at one ends, away from the lower template (310), of the elastic guide pieces (340), the stripper plates (350) are provided with limiting pins (351), the limiting pins (351) are provided with two limiting pins, the two limiting pins (351) are configured to limit plates, and the fixing seats (320) and the stripper plates (350) are all in penetrating motion with the male die (311).

2. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 1, wherein a backing plate (360) is mounted on one side of the lower template (310) away from the limiting block (330), and the backing plate (360) is detachably arranged on the workbench of the press body (100).

3. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 2, wherein there are two backing plates (360), and the two backing plates (360) are symmetrically arranged.

4. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 3, wherein a waste recycling box (370) is installed on a side of the lower template (310) away from the limiting block (330), and the waste recycling box (370) is slidably installed on the lower template (310).

5. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 4, wherein a sliding groove (371) is installed on one side of the lower template (310) away from the limiting block (330), and the waste recycling box (370) is slidably installed on the sliding groove (371).

6. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 1, wherein the periphery of the outer wall of the male die (311) is in clearance fit with the inner walls of the fixed seat (320) and the stripper plate (350), respectively.

7. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 1, wherein the elastic guide (340) comprises a first spring (341) and a guide column (342), the first spring (341) is sleeved on the guide column (342), and the first spring (341) is in clearance fit with the guide column (342).

8. The stamping and blanking die for the novel transmission auxiliary suspension bracket as claimed in claim 1, wherein a second spring (352) is disposed on one side of the stripper plate (350) close to the fixing seat (320), one end of the second spring (352) is fixedly mounted on the stripper plate (350), and the other end of the second spring (352) penetrates through the fixing seat (320) and is fixedly mounted with the lower template (310).

9. The novel stamping and blanking die for the auxiliary suspension bracket of the transmission as claimed in claim 8, wherein the second spring (352) is provided in plurality, and the second springs (352) are uniformly arranged.

10. The stamping and blanking die for the auxiliary suspension bracket of the novel transmission as claimed in claim 1, wherein a rubber pad is disposed at one end of the guide post (331) away from the lower template (310).