CN218838751U

CN218838751U - Powder forming precision die

Info

Publication number: CN218838751U
Application number: CN202123168979.8U
Authority: CN
Inventors: 谢林峰; 汪国勇; 杨兴鸿
Original assignee: Guangdong Peimin Intelligent Technology Co ltd
Current assignee: Guangdong Peimin Intelligent Technology Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2023-04-11
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a powder forming precision mold, including the upper punch, the bottom fixedly connected with die of upper punch, the die includes that the cuboid leads to the groove, the die main part has been seted up to the inside that the cuboid leads to the groove, the annular groove has been seted up in the outside that the cuboid led to the groove, the inside activity of die has cup jointed next towards, next towards including the next shell that dashes, two U type draw slips of the equal fixedly connected with in both sides of the next shell inner wall that dashes, the first spacing of the equal fixedly connected with in both sides of the next shell bottom that dashes, two down dashes, down two down dashes including the down two main parts that dash, the cylinder groove has been seted up to the inside of down two towards main parts, U type spout has all been seted up with the reverse side of down two towards main parts, the spacing of the bottom fixedly connected with second spacing of second spacing, make equipment can process the mould of different models through carrying out the layering to the die of different diameters.

Description

Powder forming precision die

Technical Field

The utility model relates to the technical field of machinery, more specifically say, the utility model relates to a parallel shaft speed reducer for hoist.

Background

The existing powder forming precision die industry has higher requirements on cost, efficiency and precision, more and more complex part shapes, more and more market requirements including and not limited to shapes, steps, sections and inner hole shapes, and the dies used in the market usually have deformation and cracks caused by pressing or demoulding due to the nonuniformity of the internal density of a pressed blank caused by the complex shapes of a female die matched with a complex die pressing finished product, and the conditions of pressure guiding failure or low yield frequently occur.

Disclosure of Invention

In order to overcome the above-mentioned defect of prior art, the utility model provides a powder forming precision mold to solve the problem that exists among the above-mentioned background art.

1. The utility model provides a following technical scheme: a powder forming precision die, includes the upper punch, still includes: die sinking: the bottom of the upper punch is fixedly connected with a female die;

further, two cylindrical through grooves have been seted up to the inside of upper punch, the die includes that the cuboid leads to the groove, the die main part has been seted up to the inside that the cuboid leads to the groove, the annular groove has been seted up in the outside that the cuboid led to the groove, next dashing has been cup jointed to the inside activity of die, next dashes including the shell that dashes next, two U type draw slips of the equal fixedly connected with in both sides that dashes the shell inner wall next, the first spacing strip of the equal fixedly connected with in both sides that dashes the shell bottom next, two down dashes including the main part that dashes next, the cylinder groove has been seted up to the inside of the main part that dashes next, the U type spout has all been seted up with the reverse side to the main part that dashes next down, the spacing strip of bottom fixedly connected with second of second, the upper punch can remove along vertical direction under the effect of die after equipment begins to work, and the next dashes can remove along vertical direction under the fixed action of upper punch simultaneously, and two down dashes and can move along vertical direction under the fixed action of next dashing, carry out the mould processing of different diameters through carrying out the layering to the die to different diameters to the die.

Further, the base is installed to the bottom that three dashes down, well stick includes the movable sleeve, the inside activity of going up the movable sleeve has cup jointed well stick main part, the activity of the outside of well stick main part has cup jointed down the movable sleeve, the spacing base of bottom fixedly connected with of lower movable sleeve is fixed three down towards through next dashing and is made and three down towards can remove in vertical direction, and simultaneously the upper punch and two down towards all can carry out the removal of vertical direction through well stick to this reaches the effect to the less mould processing of size.

Furthermore, the diameter of the two cylindrical through grooves in the upper punch is three centimeters, the diameter of the upper movable sleeve is three centimeters, the diameter of the lower movable sleeve is three centimeters, the structure of the equipment is more compact through the tightly-attached embedding relationship, the durability of the equipment is increased, and the processed mould is more precise.

Furthermore, U type draw runner and U type spout are mutual gomphosis relation, and the two mutually supports, make two down towards can strictly operate according to equipment inner structure when removing, improve equipment's stability.

Furthermore, the diameter of the cylindrical groove is the same as that of the lower movable sleeve, and the diameter of the cylindrical groove is two points and five centimeters, so that the lower second punch can stably ascend and descend through the middle rod when moving.

The utility model discloses a technological effect and advantage:

1. the cost is saved, the profiling die cavities required by products with complex shapes can be processed at the top ends of the punches instead of independently making one punch for each level of the complex products in the traditional mode, the press requirements that multiple layers of die sets are required by multiple punches and multiple driving shafts are required by the multiple layers of die sets are reduced, and the investment cost is saved.

2. The quality of the pressed compact is improved, and the green compact of the die after product deformation and pressing is reduced to be nearly 100% without crack defects.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an explosion diagram of the overall structure of the present invention.

Fig. 3 is a schematic view of the lower two-stroke structure of the present invention.

Fig. 4 is a schematic diagram of the structure of the female die of the present invention.

Fig. 5 is a schematic view of the next punch structure of the present invention.

Fig. 6 is a schematic view of the lower three-punch structure of the present invention.

The reference signs are: 1. punching; 2. a female die; 3. next punching; 4. punching for the second time; 5. punching for the third time; 6. a middle rod; 201. a rectangular through groove; 202. a female die body; 203. a circular groove; 301. next, punching the shell; 302. a U-shaped slide bar; 303. a first limit bar; 401. a lower second punch main body; 402. a second limit strip; 403. a cylindrical groove; 404. a U-shaped chute; 601. mounting a movable sleeve; 602. a middle rod main body; 603. a lower movable sleeve; 604. a limiting base.

Detailed Description

The technical means of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and the forms of the respective structures described in the following embodiments are merely examples,

the present invention relates to a powder molding precision mold, which is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without creative efforts belong to the scope of the present invention.

The first embodiment is as follows: referring to fig. 1 and 2, the utility model provides a powder forming precision die, including upper punch 1, still include: and (3) a female die 2: the bottom of the upper punch 1 is fixedly connected with a female die 2; referring to fig. 1, fig. 3, fig. 4 and fig. 5, two cylindrical logical grooves have been seted up to the inside of going up 1, die 2 includes that the cuboid leads to groove 201, die main part 202 has been seted up to the inside that the cuboid leads to groove 201, ring groove 203 has been seted up to the outside that the cuboid leads to groove 201, die 2's inside activity has been cup jointed next and has been dashed 3, next dashes 3 and includes next towards shell 301, next two equal fixedly connected with two U type draw slips 302 in both sides towards shell 301 inner wall, next dashes the first spacing 303 of the equal fixedly connected with in both sides of shell 301 bottom, next dashes 3's inside activity has been cup jointed two down towards 4, next dashes 4 and includes down towards main part 401, the cylinder groove has been seted up to down towards main part 401's inside, down towards main part 401 openly and the reverse side and all seted up U3 type spout 404, the bottom fixedly connected with second spacing 402 of second spacing 402, it can move along vertical direction under the effect of die 2 to go up 1 after the equipment begins to work, simultaneously next dashes 3 can move along vertical direction and carry out the different diameter of the improvement of the processing equipment that the layering has carried out the different directions that the fixed action that the equipment has carried out.

Referring to fig. 1 and 6, the base is installed to the bottom that down three dashed 5, well stick 6 includes movable sleeve 601, the inside activity of going up movable sleeve 601 has cup jointed well stick main part 602, the outside activity of well stick main part 602 has cup jointed lower movable sleeve 603, the spacing base 604 of bottom fixedly connected with of lower movable sleeve 603, it can remove in vertical direction to go on fixing down three towards 5 through next towards 3 and make down three towards 5, simultaneously go up 1 and down two towards 4 all can carry out the removal of vertical direction through well stick 6, reach the effect to the less mould processing of size with this, the scope of the workable mould of equipment has been promoted.

Referring to fig. 1 and 6, the diameter of the two cylindrical through grooves in the upper punch 1 is three centimeters, the diameter of the upper movable sleeve 601 and the diameter of the lower movable sleeve 603 are three centimeters, the structure of the device is more compact through the close fitting embedding relationship, the durability of the device is increased, a processed die is more precise, the service life of the device is prolonged, and the production cost is reduced.

Referring to fig. 1 and 5,U, the sliding strip 302 and the U-shaped sliding groove 404 are in a mutual embedding relationship and are matched with each other, so that the lower secondary punch 4 can strictly operate according to the internal structure of the equipment when moving, the stability of the equipment is improved, the possibility of equipment failure in the processing process is reduced, and the safety of personnel and equipment is guaranteed.

Referring to fig. 1, 3 and 6, the diameter of the cylindrical groove 403 is the same as that of the lower movable sleeve 603, and is two and five centimeters, so that the lower punch 4 can smoothly ascend and descend through the middle rod 6 when moving, and the device is more stable when processing.

The embodiment of the utility model provides a theory of operation of one: the equipment combines a set of powder forming die with an automatic control system of an electric servo press, optimally designs the forming position of the front end of a die stamping die to increase the drawing slope and the bottom R angle, mainly relates to the displacement and pressure during demoulding, uses an upper die and a lower die, adopts a middle die floating pressing mode, and presses and forms parts with complicated shapes to obtain nearly one hundred percent of crack-free yield, and controls the deformation in an acceptable range.

Secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other; and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a powder forming precision mold, includes upper punch (1), its characterized in that still includes: die (2) the bottom fixedly connected with die (2) of upper punch (1), the bottom fixedly connected with of die (2) is next towards (3), the bottom fixedly connected with that is next towards (3) is three towards (5) down.

2. The powder forming precision mold according to claim 1, wherein: two cylindrical logical grooves have been seted up to the inside of going up punch (1), die (2) lead to groove (201) including the cuboid, die main part (202) have been seted up to the inside that the cuboid leads to groove (201), ring shape recess (203) have been seted up in the outside that the cuboid led to groove (201), the inside activity of die (2) has been cup jointed next towards (3), next towards (3) including next towards shell (301), next towards two U type draw runner (302) of the equal fixedly connected with in both sides of shell (301) inner wall, next towards the first spacing (303) of the equal fixedly connected with in both sides of shell (301) bottom, the inside activity of next towards (3) has been cup jointed two down towards (4), down towards (4) including down two towards main part (401), down towards the bottom fixedly connected with second spacing (402) of main part (401), cylinder groove (403) have been seted up to the inside of lower two towards main part (401), down towards main part (401) openly and reverse side and all seted up U type spout (404), the spacing (402) of the bottom fixedly connected with second spacing (6) of second in the second spacing (402), the bottom towards the second spacing (4).

3. The powder forming precision mold according to claim 2, wherein: the base is installed to the bottom of three dashes (5) down, well stick (6) are including activity cover (601), the inside activity of going up activity cover (601) is cup jointed well stick main part (602), the outside activity of well stick main part (602) is cup jointed down movable sleeve (603), the bottom fixedly connected with limit base (604) of lower movable sleeve (603).

4. The powder forming precision mold according to claim 3, wherein: the diameters of the two cylindrical through grooves in the upper punch (1) are three centimeters, and the diameters of the upper movable sleeve (601) and the lower movable sleeve (603) are three centimeters.

5. The powder forming precision mold according to claim 2, wherein: the U-shaped sliding strip (302) and the U-shaped sliding groove (404) are in a mutual embedding relationship and are matched with each other.

6. The powder forming precision mold according to claim 2, wherein: the diameter of the cylindrical groove (403) is the same as that of the lower movable sleeve (603), and the diameter of the cylindrical groove is two points and five centimeters.