CN214866988U

CN214866988U - Precision forging die for automobile reduction gear blank

Info

Publication number: CN214866988U
Application number: CN202023237738.XU
Authority: CN
Inventors: 刘林刚
Original assignee: Qijiang Donglei Auto Parts Co ltd
Current assignee: Qijiang Donglei Auto Parts Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-26
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to a gear production technical field just discloses an accurate forging mould for car reduction gear base, including workstation, last mould and bed die, the bed die is installed at workstation top middle part, goes up the mould and installs in the workstation top, the spout has all been seted up all around to the workstation top, four the inboard equal sliding connection of spout has a slider, four the equal fixed mounting in slider top has the connecting plate, the connecting hole has all been seted up to four corners in connecting plate top, the inboard of connecting hole is all rotated and is connected with fastening bolt, connecting plate top fixed mounting has cylinder two, the inboard fixed mounting of cylinder two has the mounting plate. This kind of a precision forging mould for car reduction gear base, the top at the workstation is placed to the bed die, then two work of cylinder drive the mounting plate inward movement to can make mounting plate all around fix all around the bed die simultaneously, thereby can conveniently make fixedly to the mould.

Description

Precision forging die for automobile reduction gear blank

Technical Field

The utility model relates to a gear production technical field specifically is a precision forging mould for car reduction gear base.

Background

The automobile gear is one of main parts on an automobile, and can enable the automobile to stably run and sensitively transmit the running direction in the running state of the automobile.

The existing forging die is fixed through bolts in the production installation process, most of the existing forging die is fixed through bolts, the bolts are disassembled and replaced every time, a plurality of groups of bolts need to be disassembled, the die is replaced, the fastening is fastened again, the fastening force of the bolts is easily reduced due to repeated disassembly, and therefore the deflection phenomenon is easily generated in the die forging process, so that the die is damaged, in addition, when the workpiece is taken out, the existing commonly-adopted method is manually taken out, because the outer wall of the product is tightly attached to the inner wall of the die, an operator usually needs to use an auxiliary tool to pry the workpiece out of the die slot when taking out, but the method easily damages the edge of the workpiece, and the integrity of a molded article can be damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a precision forging mould for car reduction gear base possesses can quick replacement mould, convenient advantage such as take out to the product, has solved the problem that the background art provided.

(II) technical scheme

For the above-mentioned purpose that can quick replacement mould, convenience take out the product, the utility model provides a following technical scheme: the utility model provides a precision forging mould for car reduction gear base, includes workstation, last mould and bed die, and the bed die is installed at workstation top middle part, goes up the mould and installs in the workstation top, the spout has all been seted up all around to the workstation top, four the inboard equal sliding connection of spout has a slider, four the equal fixed mounting in slider top has the connecting plate, the connecting hole has all been seted up to four corners in connecting plate top, the inboard of connecting hole all rotates and is connected with fastening bolt, connecting plate top fixed mounting has cylinder two, the inboard fixed mounting of cylinder two has the mounting plate.

Preferably, the through-hole has all been seted up at the middle part of workstation and bed die, the inboard sliding connection of through-hole has the connecting rod, connecting rod top fixed mounting has the backup pad, the backup pad is installed in the inboard bottom of bed die, the below bottom fixed mounting of connecting rod has the telescopic link, telescopic link fixed mounting is in the below middle part of workstation, fixed plate fixed connection is passed through to telescopic link and workstation below, fixed plate and workstation below are through fixing bolt fixed connection.

Preferably, the inner side of the connecting hole is provided with an internal thread, and the internal thread is connected with the thread on the outer side of the fastening bolt.

Preferably, the inboard fixed mounting of mounting plate has the protection to fill up, the protection is filled up and is made for the rubber material.

Preferably, the four corners of the upper portion of the workbench are fixedly provided with a first cylinder, a top plate is fixedly arranged above the first cylinder, and the upper die is arranged in the middle of the lower portion of the top plate.

Preferably, the equal fixed mounting in four corners in workstation below has the landing leg, landing leg below fixed mounting has the fixed disk, the mounting hole has all been seted up all around to the fixed disk top.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of a precision forging mould for car reduction gear base, the top at the workstation is placed to the bed die, then two work of cylinder drive the mounting plate inward movement to can make mounting plate all around fix all around the bed die simultaneously, thereby can conveniently make fixedly to the mould.

2. This kind of a precision forging mould for car reduction gear base, telescopic link work to can drive top connecting rod rebound, thereby the connecting rod rebound can drive the backup pad rebound of top, thereby can be to pouring the work piece jack-up that accomplishes back bed die bottom upwards.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the mounting structure of the fixing plate of the present invention;

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

fig. 4 is the schematic view of the mounting structure of the connecting rod of the present invention.

In the figure: 1. a work table; 2. a first cylinder; 3. a top plate; 4. a second air cylinder; 5. a support leg; 6. fixing the disc; 7. fixing the bolt; 8. a fixing plate; 9. a lower die; 10. an upper die; 11. a telescopic rod; 12. a chute; 13. a slider; 14. connecting holes; 15. a fastening plate; 16. a connecting plate; 17. fastening a bolt; 18. Mounting holes; 19. a connecting rod; 20. a support plate; 21. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-3, a precision forging die for an automobile reduction gear blank comprises a workbench 1, an upper die 10 and a lower die 9, wherein the lower die 9 is installed in the middle above the workbench 1, the upper die 10 is installed above the workbench 1, sliding grooves 12 are formed in the periphery above the workbench 1, sliding blocks 13 are connected to the inner sides of the four sliding grooves 12 in a sliding manner, connecting plates 16 are fixedly installed above the four sliding blocks 13, connecting holes 14 are formed in four corners above the connecting plates 16, fastening bolts 17 are rotatably connected to the inner sides of the connecting holes 14, internal threads are formed in the inner sides of the connecting holes 14 and connected with the external threads of the fastening bolts 17, a cylinder II 4 is fixedly installed above the connecting plates 16, a fastening plate 15 is fixedly installed on the inner sides of the cylinder II 4, a protection pad is fixedly installed on the inner sides of the fastening plate 15, and the protection pad is made of rubber, when processing gear blank, fastening bolt 17 is twisted outwards, thereby can make fastening bolt 17 bottom break away from the inboard of workstation 1, then promote two 4 cylinders, thereby make below slider 13 atress, slide around spout 12 is inside, change two 4 cylinders's in top position, after the position change, twist fastening bolt 17 downwards and can make two 4 cylinders carry out the rigidity, after fixed, place the top at workstation 1 with bed die 9, then two 4 cylinders work, drive mounting plate 15 inwards move, thereby can make mounting plate 15 all around fix around to bed die 9 simultaneously, thereby can conveniently use the bed die 9 of equidimension not.

Further, the equal fixed mounting in four corners in workstation 1 top has

cylinder

2, and 2 top fixed mounting in cylinder have roof 3, go up mould 10 and install at roof 3 below middle part, and 2 work of cylinder move down to can drive the roof 3 downstream of top, roof 3 downstream, thereby can drive mould 10 downstream and lower mould 9 and mutually support and carry out the gear blank and forge.

Further, the equal fixed mounting of four corners in workstation 1 below has landing leg 5, and landing leg 5 below fixed mounting has fixed disk 6, and mounting hole 18 has all been seted up all around to fixed disk 6 top, can fix top fixed disk 6 through mounting hole 18 to can wholly fix workstation 1.

Example two

Based on embodiment one, as shown in fig. 1-4, through-hole 21 has all been seted up at the middle part of workstation 1 and bed die 9, there is connecting rod 19 through-hole 21 inboard sliding connection, connecting rod 19 top fixed mounting has backup pad 20, backup pad 20 is installed in the inboard bottom of bed die 9, the below bottom fixed mounting of connecting rod 19 has telescopic link 11, telescopic link 11 fixed mounting is in the below middle part of workstation 1, telescopic link 11 and workstation 1 below are through fixed plate 8 fixed connection, fixed plate 8 and workstation 1 below are through fixing bolt 7 fixed connection, pour when the work piece and forge the back of accomplishing, telescopic link 11 work, thereby can drive top connecting rod 19 rebound, thereby connecting rod 19 rebound can drive the backup pad 20 rebound of top, thereby can upwards jack-up to pouring the work piece of bed die 9 bottom after accomplishing.

The working principle is as follows: when forging the gear blank, 2 work downwardly movement of cylinder to can drive the roof 3 downstream of top, roof 3 downstream, thereby can drive upper die 10 downstream and lower mould 9 and mutually support and carry out the gear blank and forge.

After the pouring and forging of the workpiece are completed, the telescopic rod 11 works, so that the upper connecting rod 19 can be driven to move upwards, the connecting rod 19 can move upwards to drive the supporting plate 20 above, and the workpiece at the bottom of the lower die 9 can be jacked upwards after the pouring is completed.

When changing bed die 9, fastening bolt 17 is twisted outwards, thereby can make fastening bolt 17 bottom break away from the inboard of workstation 1, then promote two 4 cylinders, thereby make below slider 13 atress, slide around inside spout 12, change two 4 cylinders in top's position, after the position change, twist fastening bolt 17 downwards and can make two 4 cylinders carry out the rigidity, after fixed, place the bed die 9 in the top of workstation 1, then two 4 cylinders work, drive mounting plate 15 inwards move, thereby can make mounting plate 15 all around fix around to bed die 9 simultaneously, thereby can conveniently use the bed die 9 of equidimension not.

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. A precision forging die for an automobile reduction gear blank comprises a workbench (1), an upper die (10) and a lower die (9), wherein the lower die (9) is arranged in the middle above the workbench (1), and the upper die (10) is arranged above the workbench (1);

the method is characterized in that:

all seted up spout (12), four around workstation (1) top spout (12) inboard equal sliding connection has slider (13), four slider (13) top equal fixed mounting has connecting plate (16), connecting hole (14) have all been seted up to four corners in connecting plate (16) top, the inboard of connecting hole (14) is all rotated and is connected with fastening bolt (17), connecting plate (16) top fixed mounting has cylinder two (4), the inboard fixed mounting of cylinder two (4) has mounting plate (15).

2. The precision forging die for the automobile reduction gear blank according to claim 1, wherein: through-hole (21) have all been seted up at the middle part of workstation (1) and bed die (9), through-hole (21) inboard sliding connection has connecting rod (19), connecting rod (19) top fixed mounting has backup pad (20), install the inboard bottom at bed die (9) backup pad (20), the below bottom fixed mounting of connecting rod (19) has telescopic link (11), telescopic link (11) fixed mounting is in the below middle part of workstation (1), fixed plate (8) fixed connection is passed through to telescopic link (11) and workstation (1) below, fixed plate (8) and workstation (1) below are through fixing bolt (7) fixed connection.

3. The precision forging die for the automobile reduction gear blank according to claim 1, wherein: the inner side of the connecting hole (14) is provided with an internal thread, and the internal thread is connected with the thread on the outer side of the fastening bolt (17).

4. The precision forging die for the automobile reduction gear blank according to claim 1, wherein: the inboard fixed mounting of mounting plate (15) has the protection to fill up, the protection is filled up and is made for the rubber material.

5. The precision forging die for the automobile reduction gear blank according to claim 1, wherein: the four corners of workstation (1) top are equal fixed mounting have cylinder (2), cylinder (2) top fixed mounting has roof (3), go up mould (10) and install in roof (3) below middle part.

6. The precision forging die for the automobile reduction gear blank according to claim 1, wherein: the four-corner-part-type workbench is characterized in that supporting legs (5) are fixedly mounted at four corners below the workbench (1), a fixed disc (6) is fixedly mounted below the supporting legs (5), and mounting holes (18) are formed in the periphery above the fixed disc (6).