CN215431365U

CN215431365U - Broaching and stripping device

Info

Publication number: CN215431365U
Application number: CN202120706353.9U
Authority: CN
Inventors: 刘亚青; 康晓东; 唐朋
Original assignee: Zhejiang Huayuan Automobile Technology Co ltd
Current assignee: Zhejiang Huayuan Automobile Technology Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2022-01-07
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses a broaching and stripping device which is characterized by comprising an upper die holder fixing plate, a lower die holder fixing plate and a driving assembly arranged at the opposite angle of the lower die holder fixing plate, wherein the upper die holder fixing plate is connected with the lower die holder fixing plate through the driving assembly, an upper die holder is arranged on the lower end surface of the upper die holder fixing plate and is fixedly connected with the upper die holder, a punching rod is arranged on the lower end surface of the upper die holder and is fixedly connected with the punching rod, a movable die is arranged below the upper die holder and is connected with the movable die, an opening through which the punching rod passes is arranged on the upper end surface of the movable die, a plurality of extending blocks are arranged on the lower end surface of the movable die and are fixedly connected with the movable die, the lower die holder fixing plate is hollow and is used for placing a lower die holder, the lower die holder fixing plate is provided with a lower die holder and is in threaded connection with the lower die holder, and is provided with a through hole, and bases are symmetrically arranged below the lower die holder fixing plate and are fixedly connected with the lower die holder fixing plate.

Description

Broaching and stripping device

Technical Field

The utility model relates to a hole-drawing and material-stripping device.

Background

After the traditional hole-drawing device finishes the hole-drawing process of a part, the part is difficult to separate from the hole-drawing device, the part which is finished by drawing is inconvenient to take out, and the process is very complicated.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the hole-drawing and material-stripping device, the hole-drawing and material-stripping die can take out the parts subjected to hole drawing from the die, and a convenient and quick mode is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: a broaching and stripping die comprises an upper die holder fixing plate, a lower die holder fixing plate and a driving assembly arranged at the opposite angle of the lower die holder fixing plate, wherein the upper die holder fixing plate is connected with the lower die holder fixing plate through the driving assembly, an upper die holder is arranged on the lower end face of the upper die holder fixing plate and is fixedly connected with the upper die holder, a punching rod is arranged on the lower end face of the upper die holder and is fixedly connected with the punching rod, the punching rod is distributed in a circumferential array mode by taking the circle center of the upper die holder as the center, a movable die is arranged below the upper die holder and is connected with the movable die, an opening for the punching rod to pass through is formed in the upper end face of the movable die, a plurality of extension blocks are arranged on the lower end face of the movable die holder, the extension blocks are distributed in a circumferential array mode by taking the circle center of the movable die as the center, the extension blocks are fixedly connected with the movable die, the lower die holder fixing plate is hollow and is used for placing a lower die holder, the lower die holder is arranged on the lower die holder fixing plate and is in a threaded connection with the lower die holder, the die holder is provided with the through-hole, the through-hole is the circumference array distribution in the centre of a circle of die holder below, the inside cavity of through-hole forms and holds the chamber for place the trompil part, die holder fixed plate below symmetry is provided with the base, base and die holder fixed plate fixed connection.

Furthermore, the base is internally provided with an internal thread, and the lower die holder can move downwards along the internal thread to take out the broaching part.

Further, the round hole has been seted up to the upper die base, movable mould middle part is provided with the round bar, movable mould reciprocates in inserting the round hole through the round bar, and when the contact of round bar top and round hole bottom, round bar and round hole joint.

Furthermore, the through hole is of an inverted convex structure, the through hole and the opening are coaxial, and the punch rod can penetrate through the opening and a hole-drawing part in the through hole to draw the hole.

Furthermore, the driving assembly can be driven by hydraulic pressure or pneumatic pressure, and the driving assembly drives the upper die holder fixing plate to move up and down.

The utility model has the beneficial effects that: the movable die is driven to ascend through the ascending of the driving assembly, the movable die ascends to expose the lower base, a worker can stretch a hand into a part which is taken out of a drawing hole and a part which needs to be drawn into the drawing hole again or an internal thread is arranged inside the base, the lower base is provided with an external thread, the lower base can move downwards along the lower thread, the upper end face of the lower base is exposed, the worker can take out the part which is drawn out of the drawing hole from the lower base, and convenience is provided for taking out the part.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a hole-drawing and material-removing device;

FIG. 2 is a schematic view of the upper die base of FIG. 1;

FIG. 3 is a schematic view of the lower die holder of FIG. 1;

FIG. 4 is a cross-sectional view of the unopened condition of FIG. 1;

fig. 5 is a sectional view of the opened state of fig. 1.

Reference numerals: 1. an upper die base fixing plate; 2. a lower die holder fixing plate; 3. a drive assembly; 4. an upper die holder; 5. punching a rod; 6. moving the mold; 61. opening a hole; 7. an extension block; 8. a lower die holder; 81. a through hole; 9. a base; 10. a circular hole; 11. a round bar.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 to 5, the hole-drawing and stripping die of the present embodiment includes an upper die holder fixing plate 1, a lower die holder fixing plate 2, and a driving assembly 3 disposed at a diagonal of the lower die holder fixing plate 2, where the upper die holder fixing plate 1 is connected to the lower die holder fixing plate 2 through the driving assembly 3, the lower end surface of the upper die holder fixing plate 1 is provided with an upper die holder 4 and is fixedly connected to the upper die holder 4, the lower end surface of the upper die holder 4 is provided with a punch bar 5 and is fixedly connected to the punch bar 5, the punch bar 5 is distributed in a circumferential array around a center of the upper die holder 4, the lower end surface of the upper die holder 4 is provided with a movable die 6 and is connected to the movable die 6, the upper end surface of the movable die 6 is provided with an opening 61 through which the punch bar 5 passes, the lower end surface of the movable die 6 is provided with a plurality of extension blocks 7, and the extension blocks 7 are distributed in a circumferential array around the center of the movable die 6, the extension piece 7 and the 6 fixed connection of loose mould, the inside cavity of die holder fixed plate 2 for place die holder 8, be provided with die holder 8 on the die holder fixed plate 2 and with 8 threaded connection of die holder, die holder 8 is provided with through-hole 81, the centre of a circle of die holder 8 is circumference array distribution below through-hole 81, the inside cavity formation of through-hole 81 holds the chamber for place the trompil part, the 2 below symmetries of die holder fixed plate are provided with base 9,

base

9 and 2 fixed connection of die holder fixed plate.

The improvement is as follows: as shown in fig. 1 to 5: when the hole drawing process is carried out on the hole drawing part, the hole drawing part is placed into the through hole 81, the driving assembly 3 starts to work, the driving assembly 3 moves downwards to drive the upper die base 4 to move synchronously, the movable die 6 also moves downwards to move to the upper surface of the lower die base 8 to be kept still, the punching rod 5 penetrates through the opening 61 to penetrate into the through hole 81, the hole drawing process is carried out on the hole drawing part, the driving assembly 3 moves upwards after the hole drawing process is completed, the upper die base 4 moves synchronously, the punching rod 5 also moves synchronously, the hole drawing part easily moves upwards along with the punching rod 5, but the movable die 6 covers on the lower die base 8, when the hole drawing part touches the extending block 7 below the movable die 6, opposite force is generated to enable the hole drawing part to fall off and return to the through hole 81, when the driving assembly 3 moves upwards to the middle position, the part already falls off, and when the driving assembly 3 moves to the highest position, the movable die 6 also moves upwards along with the upper die base 4, when moving to the highest position, stop motion, the part that the workman will draw the hole well is taken out, put into the part that needs the hole again, just like this circulation reciprocating work, it can be dismantled to dash excellent 5, draw the hole shape to replace into required towards excellent 5 shape as required, setting through extension block 7, make the hole part can be fine after the hole process is accomplished in the drawing with dash excellent 5 separation, the mould can once only draw a plurality of parts in the hole, the efficiency is improved, practice thrift a lot of working time and cost, it can take out and put into the hole part again to make things convenient for better, be provided with base 9 below the lower die base 8, the inside internal thread that is provided with of base 9, the lower die base 8 has the external screw thread, base 8 can move down along the screw thread of base 9, it can take out and put into the hole part again to move to the workman.

On the basis of the above embodiment, the base 9 has an internal thread therein, and the lower die base 8 can move down along the internal thread to take out the broaching part.

The improvement is as follows: as shown in fig. 3: adopt threaded connection, can conveniently replace when die holder 8 uses long maintenance replacement, practiced thrift the time, do not need whole mould to dismantle.

On the basis of the embodiment, round hole 10 has been seted up to upper die base 4, movable mould 6 middle part is provided with round bar 11, movable mould 6 reciprocates in inserting round hole 10 through round bar 11, and when round bar 11 top and the contact of round hole 10 bottom, round bar 11 and round hole 10 joint.

The improvement is as follows: as shown in fig. 2: be connected through pole 11 and round hole 10 joint between upper die base 4 and the movable mould 6, movable mould 6 will be on the lower die base 8 surface in the process of taking off the material, extension piece 7 covers through-hole 81 but does not influence towards excellent 5 upward movement, accomplish after taking off the material, movable mould 6 needs the part that the convenient workman of rebound will draw the hole and accomplish to take out, so through the connected mode of joint, movable mould 6 does not influence the broaching process when upper die base 4 will draw the hole, can play movable mould 6's effect when taking off the material again.

On the basis of the above embodiment, the through hole 81 is in an inverted convex structure, the through hole 81 and the opening 61 are coaxial, and the punch 5 can penetrate through the opening 61 and the hole-drawing part in the through hole 81 for hole-drawing.

The improvement is as follows: as shown in fig. 4: set through-hole 81 to the structure of falling type of calligraphy, the structure of falling type of calligraphy accords with the shape of most trompil parts, puts into through-hole 81 with the trompil part, can also fix the position of trompil part in the trompil process, avoids the trompil mistake to appear.

On the basis of the above embodiment, the driving assembly 3 may be driven by hydraulic pressure or pneumatic pressure, and the driving assembly 3 drives the upper die holder fixing plate 1 to move up and down.

The improvement is as follows: as shown in fig. 5: the driving assembly 3 can be a hydraulic driving assembly 3, can perform lifting motion, can drive the upper die holder 4 to perform a hole drawing process in a descending process, and can drive the upper die holder 4 to reset and complete the function of a material stripping process in an ascending process (the hydraulic driving assembly 3 here belongs to the prior art, and is not written more here).

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a broaching takes off material device which characterized in that: comprises an upper die holder fixing plate (1), a lower die holder fixing plate (2) and a driving assembly (3) arranged at the opposite angle of the lower die holder fixing plate (2), wherein the upper die holder fixing plate (1) is connected with the lower die holder fixing plate (2) through the driving assembly (3), the lower end surface of the upper die holder fixing plate (1) is provided with an upper die holder (4) and is fixedly connected with the upper die holder (4), the lower end surface of the upper die holder (4) is provided with a punching rod (5) and is fixedly connected with the punching rod (5), the punching rod (5) is distributed in a circumferential array mode by taking the circle center of the upper die holder (4) as the center, a movable die (6) is arranged below the upper die holder (4) and is connected with the movable die (6), the upper end surface of the movable die (6) is provided with a hole (61) for the punching rod (5) to pass through, the lower end surface of the movable die (6) is provided with a plurality of extending blocks (7), the extension piece (7) is circumference array distribution with the centre of a circle of movable mould (6) as the center, extend piece (7) and movable mould (6) fixed connection, the inside cavity of die holder fixed plate (2) for place die holder (8), be provided with die holder (8) on die holder fixed plate (2) and with die holder (8) threaded connection, die holder (8) are provided with through-hole (81), the centre of a circle of die holder (8) is circumference array distribution below through-hole (81), the inside cavity formation of through-hole (81) holds the chamber for place the trompil part, die holder fixed plate (2) below symmetry is provided with base (9), base (9) and die holder fixed plate (2) fixed connection.

2. A broaching and stripping device as in claim 1, characterized in that: the inner part of the base (9) is provided with an internal thread, and the lower die base (8) can move downwards along the internal thread to take out the hole-drawing part.

3. A broaching and stripping device as in claim 1, characterized in that: round hole (10) have been seted up in upper die base (4), movable mould (6) middle part is provided with round bar (11), movable mould (6) reciprocate in inserting round hole (10) through round bar (11), when round bar (11) top and round hole (10) bottom contact, round bar (11) and round hole (10) joint.

4. A broaching and stripping device as in claim 2 or 3, characterized in that: through-hole (81) are the structure of falling type of calligraphy, through-hole (81) are coaxial with trompil (61), it carries out the trompil to dash excellent (5) and can pass trompil (61) and the trompil part in through-hole (81).

5. A broaching and stripping device as in claim 4, characterized in that: the driving component (3) can be driven by hydraulic pressure or pneumatic pressure, and the driving component (3) drives the upper die holder fixing plate (1) to move up and down.