CN214263738U

CN214263738U - Double-connection gear blank forming die

Info

Publication number: CN214263738U
Application number: CN202022705495.1U
Authority: CN
Inventors: 杨立冬; 王宜彩
Original assignee: TAICANG JINLIDE POWDER METALLURGY CO Ltd
Current assignee: TAICANG JINLIDE POWDER METALLURGY CO Ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-09-24
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a double-link gear blank forming die, including lower mould, guide way, go up mould and guide post, the guide way is located the lower mould upper surface, go up mould surface symmetry installation guide post, the shaping intracavity portion bottom position installation magazine subassembly of lower mould, the magazine subassembly includes roof, connecting rod, sleeve, spring and bottom plate respectively, surface symmetry installation connecting rod under the roof, the connecting rod slides and pegs graft at telescopic open end position, the inside bottom fixed connection spring of sleeve, sleeve bottom fixed connection bottom plate, bottom plate top installation spacing post, the constant head tank has been seted up to lower mould surface symmetry, go up mould surface symmetry installation bolster. The utility model discloses a pressure effect of the spring of bullet material subassembly, after the lifting of upper die, the doubly-linked gear blank on roof surface is pushed to upper die upper surface position, makes things convenient for the unloading, improves production efficiency, and the effectual noise reduction of bolster improves operational environment's comfort level.

Description

Double-connection gear blank forming die

Technical Field

The utility model relates to a pair is the relevant technical field of mould for gear production and processing, specifically is pair gear blank forming die.

Background

Gear refers to a mechanical element on a rim with gears continuously engaged to transmit motion and power. The use of gears in transmissions has long emerged. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production. Two coaxial gears separated by a certain distance are integrated into a whole, namely a double-connection gear, which is generally of the same modulus and is mostly used as a sliding gear of a gearbox.

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

However, the existing double-connected gear blank forming die has the following defects when in use:

1. after the double-connection gear blank is formed, the blanking is difficult to carry out in the forming cavity, so that the production efficiency is reduced;

2. when the mold is closed, the comfort level of the working environment is reduced along with the generation of huge noise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-link gear blank forming die to solve the problems that when the existing double-link gear blank forming die in the background technology is used, after the double-link gear blank is formed, the blanking is difficult to be carried out in a forming cavity, and the production efficiency is reduced; when the mould is closed, the comfort level of the working environment is reduced along with the generation of huge noise.

In order to achieve the above object, the utility model provides a following technical scheme: a double-link gear blank forming die comprises a lower die, a guide groove, an upper die and guide posts, wherein the guide groove is positioned on the upper surface of the lower die, the guide posts are symmetrically installed on the lower surface of the upper die, an elastic component is installed at the bottom end position inside a forming cavity of the lower die, the elastic component respectively comprises a top plate, a connecting rod, a sleeve, a spring and a bottom plate, the connecting rod is symmetrically installed on the lower surface of the top plate and is slidably inserted into the opening end position of the sleeve, the spring is fixedly connected with the bottom end inside the sleeve, the bottom end of the sleeve is fixedly connected with the bottom plate, a limiting post is installed above the bottom plate, positioning grooves are symmetrically formed in the surface of the lower die, a buffer component is symmetrically installed on the lower surface of the upper die, a double-link gear blank is placed on the surface of the top plate of the elastic component inside the forming cavity, the connecting rod fixedly connected with the lower surface of the top plate compresses the spring inside the sleeve when the die is closed, and the spring deforms, have fine shock-absorbing capacity, in the time of last mould lifting, the roof receives the pressure effect automatic re-setting of spring, and doubly linked gear blank is lifted to lower mould upper surface position, makes things convenient for the unloading, labour saving and time saving.

Preferably, the bolster includes first rubber slab, steel sheet and second rubber slab respectively, first rubber slab passes through steel sheet and second rubber slab fixed connection, and the effect of bolster is when the relative lower mould of mould is closed, and deformation all takes place for first rubber slab and second rubber slab, and first rubber slab cooperation second rubber slab slows down the impact force, can also the noise reduction, improves operational environment's comfort level.

Preferably, the rubber cushion block is filled at the bottom end inside the guide groove, the arc-shaped groove is integrally formed in the upper surface of the rubber cushion block, the guide column which is inserted and pulled in a sliding mode is buffered and limited through the rubber cushion block, a good auxiliary protection function is achieved, and the using effect is improved.

Preferably, spacing post top bonds and has the rubber strip, the inside cavity of having seted up of rubber strip is used for spacing to the roof through spacing post, and in spacing, rubber strip and roof direct contact have fine noise reduction performance, slow down the impact force when pushing down simultaneously, and the inside cavity of rubber strip carries out effectual secondary buffering to the impact force, improves the result of use.

Preferably, threaded grooves are symmetrically formed in the surface of the upper die, and the upper die is spirally inserted into the threaded grooves through an external hanging ring, so that the upper die can be conveniently lifted through hoisting equipment.

Preferably, the water-cooling interface is symmetrically arranged on the surface of the lower die, and the lower die is cooled by externally connecting refrigeration equipment at an opening of the water-cooling interface, so that the using effect is improved.

The utility model provides a pair of gear blank forming die possesses following beneficial effect:

(1) the utility model discloses the shaping intracavity portion bottom position installation bullet material subassembly of lower mould, the bullet material subassembly includes the roof respectively, the connecting rod, the sleeve, spring and bottom plate, the roof surface at the shaping intracavity portion bullet material subassembly is placed to the doubly-linked gear blank, in the compound die, the inside spring of connecting rod compression sleeve of fixed surface connection under the roof, the spring takes place to deform, fine shock-absorbing capacity has, in the lifting of upper die, the roof receives the pressure effect automatic re-setting of spring, the doubly-linked gear blank is lifted to lower mould upper surface position, make things convenient for the unloading, time saving and labor saving.

(2) The utility model discloses go up mould lower surface symmetry installation bolster, the bolster includes first rubber slab, steel sheet and second rubber slab respectively, and first rubber slab passes through steel sheet and second rubber slab fixed connection, and when the effect of bolster was gone up the mould closed of the relative lower mould, deformation all took place for first rubber slab and second rubber slab, and first rubber slab cooperation second rubber slab slows down the impact force, can also the noise reduction, improves operational environment's comfort level.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the elastic component and the spacing column of the present invention;

FIG. 3 is a schematic view of the buffer structure of the present invention;

fig. 4 is a schematic view of the rubber pad block structure of the present invention.

In the figure: 1. a lower die; 101. a guide groove; 2. a water-cooling interface; 3. a spring assembly; 301. a top plate; 302. a connecting rod; 303. a sleeve; 304. a spring; 305. a base plate; 4. a rubber cushion block; 401. a circular arc-shaped groove; 5. positioning a groove; 6. a buffer member; 601. a first rubber sheet; 602. a steel plate; 603. a second rubber sheet; 7. an upper die; 701. a guide post; 8. a thread groove; 9. a limiting column; 901. a rubber strip; 902. a cavity.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a double-link gear blank forming die, including lower mould 1, guide way 101, upper mould 7 and guide post 701, guide way 101 is located lower mould 1 upper surface, upper mould 7 lower surface symmetry installation guide post 701, lower mould 1 shaping intracavity bottom position installation bullet material subassembly 3, bullet material subassembly 3 includes roof 301, connecting rod 302, sleeve 303, spring 304 and bottom plate 305 respectively, roof 301 lower surface symmetry installation connecting rod 302, connecting rod 302 slides and pegs graft in the open end position of sleeve 303, sleeve 303 inside bottom fixed connection spring 304, sleeve 303 bottom fixed connection bottom plate 305, bottom plate 305 upper installation spacing post 9, lower mould 1 surface symmetry has seted up constant head tank 5, upper mould 7 lower surface symmetry installation bolster 6, double-link gear blank is placed at shaping intracavity bullet material subassembly 3 roof 301 surface, when the compound die, connecting rod 302 compression sleeve 303 inside spring 304 of roof 301 lower surface fixed connection, spring 304 takes place deformation, has fine shock-absorbing capacity, and in last mould 7 lifting, roof 301 receives spring 304's pressure effect automatic re-setting, and doubly-linked gear blank is lifted to lower mould 1 upper surface position, makes things convenient for the unloading, labour saving and time saving.

Buffer 6 includes first rubber slab 601, steel sheet 602 and second rubber slab 603 respectively, and first rubber slab 601 passes through steel sheet 602 and second rubber slab 603 fixed connection, and buffer 6's effect is when going up mould 7 closed lower mould 1 relatively, and deformation all takes place for first rubber slab 601 and second rubber slab 603, and first rubber slab 601 cooperation second rubber slab 603 slows down the impact force, can also the noise reduction, improves operational environment's comfort level.

Rubber cushion 4 is filled to the inside bottom of guide way 101, and rubber cushion 4 upper surface integrated into one piece has convex recess 401, cushions and spacing the guide post 701 of slip plug through rubber cushion 4, has fine supplementary safeguard function, improves the result of use.

Spacing 9 tops of post bond there is rubber strip 901, and rubber strip 901 has inside seted up cavity 902, is used for spacing roof 301 through spacing post 9, and in spacing, rubber strip 901 and roof 301 direct contact have fine noise reduction performance, slow down the impact force when pushing down simultaneously, and the inside cavity 902 of rubber strip 901 carries out effectual secondary buffering to the impact force, improves the result of use.

The threaded groove 8 is symmetrically formed in the surface of the upper die 7, and the upper die 7 is conveniently lifted through the hoisting equipment by spirally inserting the external hoisting ring into the threaded groove 8.

The water cooling interface 2 is symmetrically arranged on the surface of the lower die 1, and the lower die 1 is cooled by externally connecting refrigeration equipment at the opening of the water cooling interface 2, so that the use effect is improved.

According to the working principle, the elastic component 3 is installed at the bottom end position inside the forming cavity of the lower die 1, the elastic component 3 respectively comprises a top plate 301, a connecting rod 302, a sleeve 303, a spring 304 and a bottom plate 305, the connecting rod 302 is symmetrically installed on the lower surface of the top plate 301, the connecting rod 302 is inserted into the opening end position of the sleeve 303 in a sliding mode, the spring 304 is fixedly connected with the bottom end inside the sleeve 303, the bottom end of the sleeve 303 is fixedly connected with the bottom plate 305, the connecting rod 302 fixedly connected with the lower surface of the top plate 301 compresses the spring 304 inside the sleeve 303 during die assembly, the spring 304 deforms and has good buffering performance, when the upper die 7 is lifted, the top plate 301 automatically resets under the pressure action of the spring 304, a double-link gear blank is lifted to the upper surface position of the lower die 1, blanking is convenient, and time and labor are saved; the limiting column 9 is arranged above the bottom plate 305, the rubber strip 901 is bonded to the top end of the limiting column 9, a cavity 902 is formed in the rubber strip 901, the limiting column 9 is used for limiting the top plate 301, the rubber strip 901 is in direct contact with the top plate 301 during limiting, the noise reduction performance is good, impact force during pressing down is relieved, the cavity 902 in the rubber strip 901 effectively buffers the impact force for the second time, and the using effect is improved; go up mould 7 lower surface symmetry installation bolster 6, bolster 6 includes first rubber slab 601, steel sheet 602 and second rubber slab 603 respectively, first rubber slab 601 passes through steel sheet 602 and second rubber slab 603 fixed connection, when the effect of bolster 6 was gone up mould 7 closed lower mould 1 relatively, deformation all took place for first rubber slab 601 and second rubber slab 603, first rubber slab 601 cooperation second rubber slab 603 slows down the impact force, can also the noise reduction, operational environment's comfort level is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Doubly link gear blank forming die, including lower mould (1), guide way (101), go up mould (7) and guide post (701), guide way (101) are located lower mould (1) upper surface, go up mould (7) lower surface symmetry installation guide post (701), its characterized in that: the utility model discloses a lower mould (1) forming cavity inside bottom position installation bullet material subassembly (3), bullet material subassembly (3) include roof (301), connecting rod (302), sleeve (303), spring (304) and bottom plate (305) respectively, surface symmetry installation connecting rod (302) under roof (301), connecting rod (302) slide and peg graft in the open end position of sleeve (303), sleeve (303) inside bottom fixed connection spring (304), sleeve (303) bottom fixed connection bottom plate (305), spacing post (9) of bottom plate (305) top installation, constant head tank (5) have been seted up to lower mould (1) surface symmetry, go up surface symmetry installation bolster (6) under mould (7).

2. The double-link gear blank forming die of claim 1, wherein: the buffer piece (6) comprises a first rubber plate (601), a steel plate (602) and a second rubber plate (603) respectively, and the first rubber plate (601) is fixedly connected with the second rubber plate (603) through the steel plate (602).

3. The double-link gear blank forming die of claim 1, wherein: the bottom end in the guide groove (101) is filled with a rubber cushion block (4), and an arc-shaped groove (401) is integrally formed in the upper surface of the rubber cushion block (4).

4. The double-link gear blank forming die of claim 1, wherein: the top end of the limiting column (9) is bonded with a rubber strip (901), and a cavity (902) is formed in the rubber strip (901).

5. The double-link gear blank forming die of claim 1, wherein: thread grooves (8) are symmetrically formed in the surface of the upper die (7).

6. The double-link gear blank forming die of claim 1, wherein: and the surface of the lower die (1) is symmetrically provided with water cooling interfaces (2).