CN209206275U - A kind of gear cold extrusion forming auxiliary device - Google Patents
A kind of gear cold extrusion forming auxiliary device Download PDFInfo
- Publication number
- CN209206275U CN209206275U CN201822107188.6U CN201822107188U CN209206275U CN 209206275 U CN209206275 U CN 209206275U CN 201822107188 U CN201822107188 U CN 201822107188U CN 209206275 U CN209206275 U CN 209206275U
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- China
- Prior art keywords
- groups
- fixedly installed
- fixing seat
- extrusion forming
- gear
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Abstract
The utility model relates to Gear Manufacturing Technology fields, more particularly to a kind of gear cold extrusion forming auxiliary device, including base shell, lower model fixing seat is fixedly installed in the fluting being arranged at the top of base shell, gear lower die is fixedly installed in the fluting being arranged in the middle part of lower model fixing seat, multiple groups reset spring is fixedly installed on bottom side inside base shell, pushing plate is fixedly installed at the top of reset spring, left and right ends at the top of pushing plate are fixedly installed with two groups of promotion ejector members, the upper ends of two groups of promotion ejector members have liftout plate, the utility model provides a kind of gear cold extrusion forming auxiliary device, the effective supplementary structure using among base shell, it needs to eject molding component using electronic ejecting mechanism after extrusion forming instead of mold, and pass through the secondary auxiliary ejection for pushing ejector member, it protects Card geared parts can completely eject realization depanning.
Description
Technical field
The utility model relates to Gear Manufacturing Technology fields, and in particular to a kind of gear cold extrusion forming auxiliary device.
Background technique
Cold extrusion is exactly that metal blank is placed in cold extrusion die cavity, at room temperature, passes through punch-pin fixed on press machine
To blank application pressure, so that metal blank is generated plastic deformation and the processing method of obtained part, be that one kind of geared parts is normal
With extruding manufacturing process.
Such as the shifting slip teeth wheel cold extrusion die device that Chinese Patent Application No. is CN201420138940.2, including top mold holder
With the lower mold holder being located at immediately below top mold holder, pass through the guiding connection of multiple guidance sets, feature between top mold holder and lower mold holder
Be: the fixed upper die holder in top mold holder lower end center is equipped with upper male mould cushion block and upper male mould fixing sleeve in upper die holder, on upper male mould cushion block
Upper male mould fixing sleeve is supported, upper male mould is equipped in upper male mould fixing sleeve, top board is bolted on upper die holder, top board will
Upper male mould fixing sleeve is pressed in upper die holder；The cylindrical body of circular through hole is equipped with centered on the upper male mould；In lower mold holder upper end
The heart fixes lower die holder, is equipped with lower cushion block in lower die holder；Lower die holder upper end supports lower punch cushion block circle stress, lower punch cushion block stress
Lower punch cushion block is equipped in circle, lower punch cushion block lower end is supported by lower cushion block, and lower punch cushion block upper end support lower punch is fixed
Block, lower punch fixed block is interior to be equipped with lower punch；Lower punch cushion block circle stress upper end supports tooth mould circle stress, sets in tooth mould circle stress
Lower platen is bolted on lower die holder for mould with teeth, is equipped with cover mold circle stress in lower platen, and cover mold circle stress is by tooth mould stress
Circle and lower punch cushion block circle stress are pressed in lower die holder；Cover mold core is equipped in the cover mold circle stress, cover mold core center is equipped with
The centre bore of upper male mould can be passed through；The top that can extend into lower cushion block and hold out against the workpiece in lower punch is equipped in lower mold holder
Bar, guidance set include the upper guide bush being fixed in top mold holder and the lower guide sleeve that is fixed on lower mold holder.
Although above-mentioned utility model can carry out quick cold extrusion, it is real that component after molding can not voluntarily carry out ejection
Now automatic depanning, therefore need to research and develop a kind of gear cold extrusion forming auxiliary device to solve the above problems.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of gear cold extrusion forming auxiliary device, effective benefit
With the supplementary structure among base shell, needed after extrusion forming using electronic ejecting mechanism instead of mold come to molding
Component ejected, and by push ejector member secondary auxiliary ejection, guarantee geared parts can completely eject
Realize depanning.
The utility model is achieved by the following technical programs:
A kind of gear cold extrusion forming auxiliary device, including base shell, it is solid in the fluting being arranged at the top of the base shell
Dingan County is equipped with lower model fixing seat, is fixedly installed with gear lower die, the pedestal in the fluting being arranged in the middle part of the lower model fixing seat
It is fixedly installed with multiple groups reset spring on interior of shell bottom side, pushing plate is fixedly installed at the top of the reset spring, it is described
Left and right ends at the top of pushing plate are fixedly installed with two groups of promotion ejector members, and the upper ends of ejector member are pushed described in two groups
There is liftout plate, the middle-end of the ejection plate top surface is fixedly installed with mandril, and the left and right ends at the top of the liftout plate are fixedly mounted
There are two groups of catch bars, and the upper end of catch bar described in two groups passes through the through-hole that the lower model fixing seat left and right ends offer, institute
It states the left and right ends at the top of base shell and is fixedly installed with two groups of guide rod sleeves, consolidate on the bottom side of guide rod sleeve inner described in two groups
Dingan County is equipped with two groups of buffer springs, is fixedly installed with two groups of cushion blocks, leader casing described in two groups at the top of buffer spring described in two groups
Upper end inside cylinder slidably connects two groups of guide rods, and the top of guide rod described in two groups is fixedly installed with backform seat, the backform seat
The middle-end of bottom is fixedly installed with model fixing seat, is fixedly installed with gear upper male mould in the upper model fixing seat lower end, described
The left and right ends of backform seat bottom are fixedly installed with two groups of lower push-rods, and the setting of lower push-rod described in two groups catch bar described in two groups
The surface of installation site.
Preferably, the setting quantity of the reset spring is no less than four groups.
Preferably, the promotion ejector member includes fixing seat, connecting shaft, L-type connector and roll shaft, is fixed described in two groups
The bottom of seat is fixedly mounted on the left and right ends at the top of the pushing plate, and the fixing seat upper end is rotatably connected to the connection
Axis, the left and right ends of the connecting shaft be fixedly installed with two groups described in L-type connector, two end of L-type connector described in two groups it
Between be rotatably connected to two groups described in roll shaft.
Preferably, two groups of stress blocks are fixedly installed at the top of catch bar described in two groups.
Preferably, the top of the backform seat is mutually fixedly mounted with the promote-side of punching mechanism.
The utility model has the following beneficial effects:
1, the utility model is simple and reasonable for structure, carries out the primary of cold extrusion by gear lower die and gear upper male mould
Property high-precision modeling technique, can increase substantially production efficiency.
2, during pushing away under backform seat, two groups of guide rod slide downwards are into the inside of two groups of guide rod sleeves, bottom and pad
Block is in contact and the buffer spring being provided with is enabled to be squeezed and shrink, the buffer spring being provided with by two groups, to buffer backform
The impact force generated in the downward punching course of seat, extends the service life of two groups of teeth wheel mold.
3, it is effectively needed after extrusion forming using electricity using the supplementary structure among base shell instead of mold
Dynamic ejecting mechanism ejects molding component, and the secondary auxiliary ejection by pushing ejector member, guarantees gear
Component can completely eject realization depanning.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram that ejector member is pushed in the utility model.
In figure: model fixing seat, 3- gear lower die, 4- reset spring, 5- pushing plate, 6- push top under 1- base shell, 2-
Component, 61- fixing seat, 62- connecting shaft, 63-L type connector, 64- roll shaft, 7- liftout plate, 8- mandril, 9- catch bar, 91- out
Stress block, 10- guide rod sleeve, 11- buffer spring, 12- cushion block, 13- guide rod, 14- backform seat, the upper model fixing seat of 15-, 16- tooth
Take turns upper male mould, 17- lower push-rod.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
A kind of gear cold extrusion forming auxiliary device, including base shell 1, it is fixed in the fluting being arranged at the top of base shell 1
Lower model fixing seat 2 is installed, is fixedly installed with gear lower die 3 in the fluting being arranged in the middle part of lower model fixing seat 2, in base shell 1
Multiple groups reset spring 4 is fixedly installed on portion bottom side, the top of reset spring 4 is fixedly installed with pushing plate 5,5 top of pushing plate
Left and right ends be fixedly installed with two groups of promotion ejector members 6, the upper ends of two groups of promotion ejector members 6 have liftout plate 7, top
The middle-end of 7 top surface of ejecting plate is fixedly installed with mandril 8, and the left and right ends at 7 top of liftout plate are fixedly installed with two groups of catch bars 9, and
The upper end of two groups of catch bars 9 passes through the through-hole that lower 2 left and right ends of model fixing seat offer, the left and right ends at 1 top of base shell
Two groups of guide rod sleeves 10 are fixedly installed with, two groups of buffer springs 11 are fixedly installed on the bottom side inside two groups of guide rod sleeves 10,
The top of two groups of buffer springs 11 is fixedly installed with two groups of cushion blocks 12, and the upper end inside two groups of guide rod sleeves 10 slidably connects two
Group guide rod 13, the top of two groups of guide rods 13 are fixedly installed with backform seat 14, and the middle-end of 14 bottom of backform seat is fixedly installed with upper mold
Fixing seat 15 is fixedly installed with gear upper male mould 16 in upper 15 lower end of model fixing seat, and the left and right ends of 14 bottom of backform seat are fixed
Two groups of lower push-rods 17 are installed, and the surface of two groups of 9 installation sites of catch bar is arranged in two groups of lower push-rods 17.
Specifically, the setting quantity of reset spring 4 is no less than four groups, pushing ejector member 6 includes fixing seat 61, connecting shaft
62, L-type connector 63 and roll shaft 64, the bottom of two groups of fixing seats 61 are fixedly mounted on the left and right ends at 5 top of pushing plate, Gu
61 upper end of reservation is rotatably connected to connecting shaft 62, and the left and right ends of connecting shaft 62 are fixedly installed with two groups of L-type connectors 63, and two groups
Two groups of roll shafts 64 are rotatably connected between 63 liang of ends of L-type connector, the top of two groups of catch bars 9 is fixedly installed with two groups of stress
Block 91, the top of backform seat 14 are mutually fixedly mounted with the promote-side of punching mechanism.
When being worked, backform seat 14 pushes down on the utility model, and two groups of lower push-rods 14 push down on and are mounted on two
The stress block 91 at 9 top of group catch bar pushes away under liftout plate 7 so that pushing under liftout plate 7 and mandril 8 mounted thereto
Dynamic ejector member 6 and pushing plate 5, so that the reset spring 4 for being mounted on 5 bottom of pushing plate is squeezed and Length Contraction, gear
Lower die 3 and gear upper male mould 16 carry out cold extrusion, and quick forming fabri-cation goes out geared parts；And journey is pushed through under backform seat 14
In, two groups of 13 slide downwards of guide rod are into the inside of two groups of guide rod sleeves 10, as guide rod 13 continues to push down on, bottom and pad
Block 12 is in contact and the buffer spring being provided with 11 is enabled to be squeezed and shrink, by two groups of buffer springs being provided with 11, to delay
The impact force generated in the downward punching course of die holder 14 of rushing to summit extends two groups of teeth under the premise of the manufacture of effective extrusion forming
Take turns the service life of mold.
When backform seat 14 drives the component being equipped with thereon to be lifted up, due to being lifted up for lower push-rod 17, stop
Two groups of stress blocks being mounted on catch bar 9 91 are pushed, so that the reset spring 4 that base shell 1 is internally provided with jacks up upwards
Pushing plate 5, it is upward during the jacking up in pushing plate 5, so that two groups of promotion ejector members that left and right ends are provided with thereon
6, it is provided with the top side in two groups of roll shafts 64 towards outer end, first with 1 inside left and right ends of base shell and mutually touches, so that
The other two groups of roll shafts 64 towards inner end being mounted between L-type connector 63, with the long end of L-type connector 63 around connecting shaft 62
Be rotated up and be taken up, liftout plate 7 two times are jacked up, so that being mounted on the mandril 8 at the middle part of liftout plate 7 for gear lower die 3
Among molding geared parts from mold ejection, the effective supplementary structure using among base shell 1 exists instead of mold
Extrusion forming needs to eject molding component using electronic ejecting mechanism later, and by pushing ejector member 6
Secondary auxiliary ejection, guarantee geared parts can completely eject realization depanning.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of gear cold extrusion forming auxiliary device, including base shell (1), it is characterised in that: at the top of the base shell (1)
It is fixedly installed in the fluting of setting lower model fixing seat (2), is fixedly mounted in the fluting being arranged in the middle part of the lower model fixing seat (2)
Have gear lower die (3), the base shell (1) is fixedly installed with multiple groups reset spring (4), the reset spring on internal bottom side
(4) it is fixedly installed at the top of pushing plate (5), the left and right ends at the top of the pushing plate (5) are fixedly installed with two groups of promotion tops
Component (6) out push the upper ends of ejector member (6) to have liftout plate (7), in liftout plate (7) top surface described in two groups
End is fixedly installed with mandril (8), and the left and right ends at the top of the liftout plate (7) are fixedly installed with two groups of catch bars (9), and two groups
The upper end of the catch bar (9) passes through the through-hole that lower model fixing seat (2) left and right ends offer, the base shell (1)
The left and right ends at top are fixedly installed with two groups of guide rod sleeves (10), fixed on the internal bottom side of guide rod sleeve (10) described in two groups
Two groups of buffer springs (11) are installed, are fixedly installed with two groups of cushion blocks (12) at the top of buffer spring described in two groups (11), two groups
The internal upper end of the guide rod sleeve (10) slidably connects two groups of guide rods (13), the fixed peace in the top of guide rod described in two groups (13)
Equipped with backform seat (14), the middle-end of backform seat (14) bottom is fixedly installed with model fixing seat (15), and the upper mold is fixed
Seat is fixedly installed with gear upper male mould (16) in (15) lower end, and the left and right ends of backform seat (14) bottom are fixedly installed with two
Group lower push-rod (17), and the surface of lower push-rod described in two groups (17) setting catch bar (9) installation site described in two groups.
2. a kind of gear cold extrusion forming auxiliary device according to claim 1, it is characterised in that: the reset spring (4)
Setting quantity be no less than four groups.
3. a kind of gear cold extrusion forming auxiliary device according to claim 1, it is characterised in that: the promotion ejector member
It (6) include fixing seat (61), connecting shaft (62), L-type connector (63) and roll shaft (64), the bottom of fixing seat described in two groups (61)
It is fixedly mounted on the left and right ends at the top of the pushing plate (5), fixing seat (61) upper end is rotatably connected to the connection
Axis (62), the left and right ends of the connecting shaft (62) be fixedly installed with two groups described in L-type connector (63), L-type described in two groups connect
Roll shaft (64) described in being rotatably connected to two groups between (63) two end of fitting.
4. a kind of gear cold extrusion forming auxiliary device according to claim 1, it is characterised in that: catch bar described in two groups
(9) two groups of stress blocks (91) are fixedly installed at the top of.
5. a kind of gear cold extrusion forming auxiliary device according to claim 1, it is characterised in that: the backform seat (14)
Top and the promote-side of punching mechanism are mutually fixedly mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822107188.6U CN209206275U (en) | 2018-12-16 | 2018-12-16 | A kind of gear cold extrusion forming auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822107188.6U CN209206275U (en) | 2018-12-16 | 2018-12-16 | A kind of gear cold extrusion forming auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209206275U true CN209206275U (en) | 2019-08-06 |
Family
ID=67464730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822107188.6U Expired - Fee Related CN209206275U (en) | 2018-12-16 | 2018-12-16 | A kind of gear cold extrusion forming auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209206275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399581A (en) * | 2021-08-05 | 2021-09-17 | 江苏飞船股份有限公司 | Cold extrusion molding device for gear manufacturing |
-
2018
- 2018-12-16 CN CN201822107188.6U patent/CN209206275U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113399581A (en) * | 2021-08-05 | 2021-09-17 | 江苏飞船股份有限公司 | Cold extrusion molding device for gear manufacturing |
| CN113399581B (en) * | 2021-08-05 | 2023-02-14 | 江苏飞船股份有限公司 | Cold extrusion molding device for gear manufacturing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20191216 |