CN207996899U - A kind of automatic extrusion die of multistation axis class - Google Patents

Abstract

The utility model relates to a multi-station shaft type automatic extrusion die, comprising: upper die bottom plate, upper die cover plate, lower die extrusion punch armor, lower die cover plate, lower die backing plate, lower die bottom plate, guide Column, guide sleeve, lower die extrusion punch B, upper die extrusion punch A and upper die extrusion punch B, the utility model adopts two pairs of upper die extrusion punch and lower die extrusion punch, Driven by the power source and guided by the guide column and the guide sleeve, the upper mold cover plate and the lower die cover plate are fitted together, and the shaft blank of the knife tail is extruded by the extrusion punch A of the upper die and the extrusion punch A of the lower die. One-time flattening is performed under the action of the upper die extrusion punch B and the lower die extrusion punch B to perform one-time flattening and forming, so as to realize the two-fold bonding of the upper die sleeve and the lower die sleeve at one time. One-time flattening, multi-station shaft automatic extrusion die has high forming efficiency, and the design scheme is very practical.

Description

A Multi-station Shaft Automatic Extrusion Die

technical field

The utility model relates to the technical field of mechanical processing, in particular to a multi-station shaft type automatic extrusion die.

Background technique

Slender shaft products are often used in industry and daily life, such as a flat screwdriver, which consists of a metal rod, the two ends of the metal rod are the head and the tail, and the head is flat, which is the main tool for screwing. The force-applying surface and the tail of the knife should also be formed into a flat shape, which can be inserted and fixed on the round handle handle of the screwdriver. The deformation is realized in the die, and the forming process of the tail of the blade screwdriver is complicated, and usually requires manual auxiliary operations, and the production efficiency is low. The design and development of the multi-station shaft automatic extrusion die is of great significance for improving the forming efficiency of the cutter tail. The utility model with the publication number CN201267837 proposes the design scheme of the multi-station cold extrusion die for the anchoring clip blank, which solves the problem that the cold extrusion process requires many processes to process the anchoring clip blank and the design and manufacture of the cold extrusion die is difficult. technical challenge.

Utility model content

The purpose of the utility model is to provide a multi-station shaft type automatic extrusion die, aiming to solve the technical problem of low forming efficiency of the cutter tail of a straight screwdriver.

The utility model adopts the following technical scheme: a multi-station shaft type automatic extrusion die, including: upper die bottom plate, upper die cover plate, lower die extrusion punch armor, lower die cover plate, lower die backing plate, lower die Die bottom plate, guide post, guide sleeve, lower die extrusion punch B, upper die extrusion punch A and upper die extrusion punch B;

The upper die extrusion punch A and the upper die extrusion punch B are located in the upper die cover plate, and the upper die cover plate is connected with the upper die bottom plate, and the connection mode is fixedly connected by bolts or screws;

The lower die extrusion punch A and the lower die extrusion punch B are located in the lower die cover plate, the lower die cover plate is connected with the lower die backing plate, the lower die backing plate is connected with the lower die bottom plate, and the connection The connection is fixed by bolts or screws;

The extrusion punch A of the upper die is matched with the extrusion punch A of the lower die, and the extrusion punch B of the upper die is matched with the extrusion punch B of the lower die;

The guide post is located on the bottom plate of the lower die, and the guide post passes through the holes of the backing plate of the lower die, the cover plate of the lower die and the cover plate of the upper die in sequence, and the holes of the backing plate of the lower die, the cover plate of the lower die and the cover plate of the upper die Equipped with a guide sleeve matched with the guide post;

The guide post and the guide sleeve are located in the middle of the upper die extrusion punch A and the upper die extrusion punch B or the lower die extrusion punch A and the lower die extrusion punch B.

The utility model has the beneficial effects that: the multi-station shaft type automatic extrusion die is connected with the automatic transmission mechanism and the power mechanism, and two pairs of upper die extrusion punches and lower die extrusion punches are used, Driven by the source and guided by the guide pillar and the guide sleeve, the upper mold cover plate and the lower die cover plate are fitted together, and the shaft blank at the knife tail is extruded by the extrusion punch A of the upper die and the extrusion punch A of the lower die. The first flattening is carried out under the extrusion of the upper die extrusion punch B and the lower die extrusion punch B, so that the upper die sleeve and the lower die sleeve are laminated twice Flattening and forming, the multi-station shaft automatic extrusion die has high forming efficiency, and the design scheme is very practical.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the local structural representation of the utility model;

In the figure: 1. Upper die bottom plate, 2. Upper die cover plate, 3. Lower die extrusion punch armor, 4. Lower die cover plate, 5. Lower die backing plate, 6. Lower die base plate, 7. Guide pillar , 8. Guide sleeve, 9. Lower die extrusion punch B, 10. Upper die extrusion punch A, 11. Upper die extrusion punch B.

Detailed ways

The principles and features of the present utility model are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the utility model, and are not used to limit the scope of the utility model.

Example

As shown in Figures 1 and 2, a multi-station shaft type automatic extrusion die includes: upper die bottom plate 1, upper die cover plate 2, lower die extrusion punch armor 3, lower die cover plate 4, lower die Die backing plate 5, lower die bottom plate 6, guide post 7, guide sleeve 8, lower die extrusion punch B 9, upper die extrusion punch A 10 and upper die extrusion punch B 11;

The upper die extrusion punch A 10 and the upper die extrusion punch B 11 are located in the upper die cover plate 2, and the upper die cover plate 2 is connected with the upper die bottom plate 1, and the connection method is fixedly connected by bolts or screws ;

The lower die extrusion punch A 3 and the lower die extrusion punch B 9 are located in the lower die cover plate 4, the lower die cover plate 4 is connected with the lower die backing plate 5, and the lower die backing plate 5 is connected with the lower die bottom plate 6-phase connection, the connection method is fixed by bolts or screws;

The upper die extruding punch A 10 is matched with the lower die extruding punch A 3, and the upper die extruding punch B 11 is matched with the lower die extruding punch B 9;

The guide post 7 is located on the bottom plate 6 of the lower die, and the guide post 7 passes through the holes of the backing plate 5 of the lower die, the cover plate 4 of the lower die and the cover plate 2 of the upper die in sequence, the backing plate 5 of the lower die, the cover plate 4 of the lower die A guide sleeve 8 matched with the guide post 7 is provided in the hole of the upper mold cover plate 2;

Described guide post 7, guide sleeve 8 are positioned at the middle part of upper die extruding punch A 10 and upper die extruding punch B 11 or lower die extruding punch A and lower die extruding punch B 9.

In this embodiment, two pairs of upper die extrusion punches and lower die extrusion punches are used. Driven by the power source and guided by the guide post 7 and the guide sleeve 8, the upper die sleeve plate 2 and the lower die sleeve plate 4 are bonded together. , the shaft blank of the knife tail is flattened once under the extrusion action of the upper die extrusion punch A 10 and the lower die extrusion punch A 3, and the upper die extrusion punch B 11 and the lower die extrusion punch Under the extrusion action of the head B 9, one-time flattening is carried out, so that the upper mold cover plate 2 and the lower mold cover plate 4 are laminated twice for one-time flattening and forming, and the forming efficiency of the multi-station shaft automatic extrusion die is high.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (3)

1. a kind of automatic extrusion die of multistation axis class, which is characterized in that including:Upper baffle plate (1), upper mold cage plate (2), lower die are squeezed Punch first (3), lower die cage plate (4), lower mold backing plate (5), lower mould bottom plate (6), guide post (7), guide sleeve (8), lower die is pressed to squeeze punch Second (9), upper mold squeeze punch first (10) and upper mold squeezes punch second (11);

The upper mold squeezes punch first (10) and upper mold squeezes punch second (11) and is located in upper mold cage plate (2), the upper mold cage plate (2) it is connected with upper baffle plate (1), the connection type is fixedly connected by bolt or screw;

The lower die squeezes punch first (3) and lower die squeezes punch second (9) and is located in lower die cage plate (4), the lower die cage plate (4) It is connected with lower mold backing plate (5), lower mold backing plate (5) is connected with lower mould bottom plate (6), and the connection type passes through bolt or screw It is fixedly connected;

The upper mold, which squeezes punch first (10) and squeezes punch first (3) with lower die, to be matched, the upper mold squeeze punch second (11) and Lower die squeezes punch second (9) and matches.

2. a kind of automatic extrusion die of multistation axis class according to claim 1, which is characterized in that the guide post (7) is located at In lower mould bottom plate (6), guide post (7) communicate through successively lower mold backing plate (5), lower die cage plate (4) and upper mold cage plate (2) hole, under It is furnished with and guide post (7) matched guide sleeve (8) in the hole of die-cushion plate (5), lower die cage plate (4) and upper mold cage plate (2).

3. a kind of automatic extrusion die of multistation axis class according to claim 1, which is characterized in that the guide post (7), guide sleeve (8) it is located at upper mold and squeezes punch first (10) and upper mold extruding punch second (11) or lower die extruding punch first (3) and lower die extruding punching The intermediate position of head second (9).