CN219852127U

CN219852127U - Forming die

Info

Publication number: CN219852127U
Application number: CN202320714201.2U
Authority: CN
Inventors: 苏建伟; 胡玲玲
Original assignee: Hubei Tianli Automobile Parts Manufacturing Co ltd
Current assignee: Hubei Tianli Automobile Parts Manufacturing Co ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-10-20
Anticipated expiration: 2033-04-04

Abstract

The utility model relates to the technical field of dies, in particular to a forming die. The technical proposal comprises: the die comprises a die holder, a positioning block, a die core and an ejector plate, wherein a bottom plate is arranged on the lower surface of the die holder, mounting nails are movably inserted into the bottom plate, a mounting groove is formed in the middle position of the die holder, an ejection cavity is formed in the bottom end of the mounting groove, the die core is inserted into the mounting groove, the ejector plate is arranged in the die core in a sliding mode, an air cylinder is arranged at the bottom end of the inner wall of the ejection cavity, the output end of the air cylinder abuts against the lower surface of the ejector plate, the positioning block is symmetrically arranged on the upper surface of the die holder in a sliding mode, and the positioning block abuts against the die core. The utility model is convenient for quick replacement of the worn mold cores through cooperation between the structures, and effectively reduces the maintenance time of the mold.

Description

Forming die

Technical Field

The utility model relates to the technical field of dies, in particular to a forming die.

Background

Powder metallurgy is a process technique for producing metal powders or producing metal materials, composite materials, and various types of articles from metal powders (or a mixture of metal powders and non-metal powders) as a raw material by forming and sintering.

In the process of manufacturing automobile parts, it is generally necessary to use a dust metallurgy technique to press metal dust into a shape by a die and then sinter the metal dust.

Because metal dust hardness is high, in dust compression molding's in-process, the mutual friction between dust and the mould easily causes the mold core wearing and tearing for the mold core life-span shortens.

Therefore, we propose a forming die to solve the existing problems.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a forming die.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a forming die, includes die holder, locating piece, mold core and ejector plate, the lower surface of die holder is equipped with the bottom plate, movable grafting has the installation nail on the bottom plate, the mounting groove has been seted up to the intermediate position department of die holder, ejecting chamber has been seted up to the bottom of mounting groove, the mold core is pegged graft on the mounting groove, the mold core sliding is equipped with the ejector plate, the inner wall bottom in ejecting chamber is equipped with the cylinder, the output of cylinder supports the lower surface at the ejector plate, the upper surface symmetry slip of die holder is equipped with the locating piece, the locating piece supports on the mold core.

Preferably, the lower end of the die holder is embedded and fixed with an air pipe, and one end of the air pipe is communicated with the inside of the ejection cavity.

Preferably, the mold core is provided with a through hole matched with the output end of the air cylinder, and the output end of the air cylinder is movably inserted into the through hole.

Preferably, the mold core is symmetrically provided with positioning grooves matched with the positioning blocks, and the lower surfaces of the positioning blocks are propped against the bottom ends of the inner walls of the positioning grooves.

Preferably, the upper surface symmetry of die holder has seted up the bar groove, the rotation of bar inslot is equipped with the threaded rod, the screw thread is equipped with the locating piece on the threaded rod, the lower surface of locating piece with the inner wall bottom sliding contact of bar groove, the outer wall of die holder is equipped with driving motor, driving motor's output with the end intercommunication each other of threaded rod.

Preferably, the number of the mounting nails is four, and the positions of the four mounting nails are distributed in a rectangular array on the side of the bottom plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the use process of the forming die, a forming workpiece is pressed and formed in the die core under the pressure of an external upper die, when the die core is seriously damaged and needs to be replaced, the threaded rod can be controlled to rotate, so that the positioning block is driven to be far away from the positioning groove, and at the moment, an external power supply is connected through the air pipe to blow high-pressure air flow into the ejection cavity, so that external personnel is assisted to take the die core out of the die base through a tool, the new die core is replaced subsequently, and the threaded rod is reversed, so that the positioning block is used for extruding and positioning the die core again.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

fig. 2 is a schematic top view of the present utility model.

Reference numerals: 1. a bottom plate; 2. installing nails; 3. an air duct; 4. a die holder; 5. a drive motor; 6. a threaded rod; 7. a bar-shaped groove; 8. a positioning block; 9. a mold core; 10. a positioning groove; 11. an ejector plate; 12. a mounting groove; 13. a cylinder; 14. and (5) ejecting the cavity.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-2, the forming die provided by the utility model comprises a die holder 4, a positioning block 8, a die core 9 and an ejector plate 11, wherein the lower surface of the die holder 4 is provided with a bottom plate 1, a mounting nail 2 is movably inserted on the bottom plate 1, a mounting groove 12 is formed in the middle position of the die holder 4, an ejection cavity 14 is formed in the bottom end of the mounting groove 12, the die core 9 is inserted on the mounting groove 12, the ejector plate 11 is slidably arranged in the die core 9, an air cylinder 13 is arranged in the bottom end of the inner wall of the ejection cavity 14, the output end of the air cylinder 13 abuts against the lower surface of the ejector plate 11, the upper surface of the die holder 4 is symmetrically slidably provided with the positioning block 8, and the positioning block 8 abuts against the die core 9.

Based on example 1: the shaping work piece is under the pressure of external mould on, and the shaping is pressed to the mold core 9, when mold core 9 is impaired seriously and need change, steerable threaded rod 6 is rotatory to drive locating piece 8 and keep away from constant head tank 10, connect external power through tuber pipe 3 at this moment and blow high-pressure air current in ejecting chamber 14, thereby supplementary external personnel take out mold core 9 from in the die holder 4 through the instrument, follow-up change new mold core 9, reverse threaded rod 6, make locating piece 8 extrude again location mold core 9 can.

Example two

As shown in fig. 1-2, compared with the first embodiment, the forming mold provided by the present utility model further includes: the lower extreme of die holder 4 is inlayed and is fixed with tuber pipe 3, and the one end of tuber pipe 3 communicates each other with the inside in ejecting chamber 14, through the design of tuber pipe 3, is convenient for external high pressure wind source to get into ejecting intracavity 14 through tuber pipe 3 to the power that goes up to die core 9 is exerted.

The mould core 9 is provided with a perforation which is matched with the output end of the air cylinder 13, the output end of the air cylinder 13 is movably inserted into the perforation, and through the cooperation of the structure, the ejector plate 11 is conveniently and smoothly detained in the mould core 9 in the process of ejecting the mould core 9 through the contact of the ejector plate 11 and the air cylinder 13 in a non-fixed mode.

The mold core 9 is symmetrically provided with positioning grooves 10 matched with the positioning blocks 8, the lower surfaces of the positioning blocks 8 are propped against the bottom ends of the inner walls of the positioning grooves 10, and the positions of the positioning blocks 8 can be effectively limited through the design of the positioning grooves 10.

The upper surface symmetry of die holder 4 has offered bar groove 7, bar groove 7 internal rotation is equipped with threaded rod 6, threaded rod 6 upper thread is equipped with locating piece 8, the lower surface of locating piece 8 and the inner wall bottom sliding contact of bar groove 7, the outer wall of die holder 4 is equipped with driving motor 5, driving motor 5's output and the end intercommunication of threaded rod 6 each other, through the cooperation of above-mentioned structure, driving motor 5 drives threaded rod 6 rotation, through the meshing design between threaded rod 6 and the locating piece 8, the positive and negative rotation of control threaded rod 6 can control locating piece 8 and carry out straight line reciprocating motion.

The number of the mounting nails 2 is four, the positions of the four mounting nails 2 are distributed in a rectangular array on the side of the bottom plate 1, and the device can be fixed at a designated position through the mounting nails 2.

It should be noted that the driving motor 5 and the air cylinder 13 are constructed in the prior art, the working principle and the internal structure thereof are known to those skilled in the art, and the present utility model only uses the functions thereof and does not improve the internal structure thereof, so that detailed description is omitted herein, and those skilled in the art can perform any optional matching according to the needs or convenience thereof.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a forming die, includes die holder (4), locating piece (8), mold core (9) and ejector plate (11), its characterized in that: the die holder is characterized in that a bottom plate (1) is arranged on the lower surface of the die holder (4), mounting nails (2) are movably inserted on the bottom plate (1), a mounting groove (12) is formed in the middle position of the die holder (4), an ejection cavity (14) is formed in the bottom end of the mounting groove (12), a die core (9) is inserted on the mounting groove (12), an ejection plate (11) is arranged in the die core (9) in a sliding mode, an air cylinder (13) is arranged at the bottom end of the inner wall of the ejection cavity (14), the output end of the air cylinder (13) abuts against the lower surface of the ejection plate (11), and positioning blocks (8) are symmetrically arranged on the upper surface of the die holder (4) in a sliding mode, and the positioning blocks (8) abut against the die core (9).

2. A molding die as defined in claim 1, wherein: the lower end of the die holder (4) is embedded and fixed with an air pipe (3), and one end of the air pipe (3) is communicated with the inside of the ejection cavity (14).

3. A molding die as defined in claim 1, wherein: the mold core (9) is provided with a perforation which is matched with the output end of the air cylinder (13), and the output end of the air cylinder (13) is movably inserted into the perforation.

4. A molding die as defined in claim 1, wherein: positioning grooves (10) matched with the positioning blocks (8) are symmetrically formed in the mold cores (9), and the lower surfaces of the positioning blocks (8) are propped against the bottom ends of the inner walls of the positioning grooves (10).

5. A molding die as defined in claim 1, wherein: the upper surface symmetry of die holder (4) has seted up bar groove (7), bar groove (7) internal rotation is equipped with threaded rod (6), the screw thread is equipped with locating piece (8) on threaded rod (6), the lower surface of locating piece (8) with the inner wall bottom sliding contact of bar groove (7), the outer wall of die holder (4) is equipped with driving motor (5), the output of driving motor (5) with the end intercommunication each other of threaded rod (6).

6. A molding die as defined in claim 1, wherein: the number of the mounting nails (2) is four, and the positions of the four mounting nails (2) are distributed in a rectangular array on the side of the bottom plate (1).