CN207447161U - Car Change-speed Gear Box Binding Gear decompressor - Google Patents
Car Change-speed Gear Box Binding Gear decompressor Download PDFInfo
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- CN207447161U CN207447161U CN201721021096.5U CN201721021096U CN207447161U CN 207447161 U CN207447161 U CN 207447161U CN 201721021096 U CN201721021096 U CN 201721021096U CN 207447161 U CN207447161 U CN 207447161U
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Abstract
The utility model discloses a kind of Car Change-speed Gear Box Binding Gear decompressors, and including feed device, fine machine and the shaping fine blanking die on fine machine, feed device is used for shaping fine blanking die conveying blank material strip.Specifically, shaping fine blanking die includes the fine cavity plate equipped with conjunction gear forming tank and the fine punch-pin being adapted to conjunction gear forming tank.Fine machine includes cavity plate fixing piece and drives the board telescoping cylinder of fine punch-pin movement, and fine cavity plate is fixedly connected on the upper surface of cavity plate fixing piece.In the Car Change-speed Gear Box Binding Gear decompressor provided in the application, fine punch-pin stamping blanks are driven by fine machine, pass through the conjunction gear forming tank on fine cavity plate, blank can be according to fine cavity plate shape precise forming, realize the fine shaping of gearbox conjunction gear, and by feed device automatic transport blank, process time is effectively shortened, improves the processing efficiency of gearbox conjunction gear.
Description
Technical field
The utility model is related to automobile transmission gear processing technique field, more particularly to a kind of Car Change-speed Gear Box Binding Gear punching
Pressure device.
Background technology
The conjunction gear of gearbox is used for the gear shift during car body form.When gearbox conjunction gear is processed, usually will
Blank finish forge is beaten in advance into embryo material alternatively, after punching machine precision stamping blanking, by gear hobbing to teeth portion Milling Process, then passes through lathe
Carry out roll flute shaping.
However, it is necessary to first carry out in advance into blank in the process of gearbox conjunction gear, it is also necessary to carry out milling to teeth portion
Processing is cut, finally also needs to roll flute shaping etc., procedure of processing is more, and Milling Process and roll flute processing and forming time are longer, cause
The processing efficiency of gearbox conjunction gear is relatively low.
Therefore, how the processing efficiency of gearbox conjunction gear, be the technical issues of those skilled in the art are urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide one kind, Car Change-speed Gear Box Binding Gear decompressor, to improve gearbox combination
The processing efficiency of tooth.
To achieve the above object, the utility model provides a kind of Car Change-speed Gear Box Binding Gear decompressor, including fine machine,
Shaping fine blanking die on the fine machine and the feeding for conveying blank material strip to the shaping fine blanking die fill
It puts；
The shaping fine blanking die includes the fine cavity plate equipped with conjunction gear forming tank and is fitted with the conjunction gear forming tank
The fine punch-pin matched somebody with somebody；
The fine machine includes cavity plate fixing piece and drives the board telescoping cylinder of the fine punch-pin movement, and the fine is recessed
Mould is fixedly connected on the upper surface of the cavity plate fixing piece.
Preferably, the feed device includes feeding transfer roller and drives the driving device of the feeding transfer roller movement,
The feeding transfer roller is two, and two feeding transfer rollers are used to clamp material strip both sides up and down.
Preferably, the driving device includes servomotor and both ends respectively with the servo motor output shaft and described sending
Expect the gear drive of transfer roller connection.
Preferably, the fine punch-pin further includes the blank blanking groove being arranged on above the conjunction gear forming tank, described
The bottom of blank blanking groove is connected with the tip transitions of the conjunction gear forming tank, and the blank blanking groove is from top to bottom successively gradually
Contracting.
Preferably, the shaping fine blanking die, which further includes, is arranged on the fine cavity plate upper surface, and for compressing base
First limit protrusion of material, from top to bottom flaring, the fine machine further include recessed positioned at the fine first limit protrusion
Stripper plate directly over mould, the stripper plate are connected by support column with the telescopic end of the board telescoping cylinder, the stripper plate
Lower surface be equipped with the second limit protrusion with the first limit protrusion face, second limit protrusion is from top to bottom gradually
Contracting.
Preferably, first limit protrusion and second limit protrusion are multiple, and first limit protrusion
It is corresponded with second limit protrusion.
Preferably, the shaping fine blanking die further includes to be molded the endoporus punching column of gearbox conjunction gear endoporus, institute
It states endoporus punching column to be located in the conjunction gear forming tank, the fine punch-pin is equipped with to accommodate the endoporus punching column
Punching slot.
Preferably, the fine machine further includes pressure rings, lower pressure rings and guide rod, and the upper pressure rings are compared with institute
The telescopic end for stating board telescoping cylinder is fixedly connected, and the cavity plate fixing piece is equipped with leads for what the drive guide rod slided up and down
Xiang Kong, the top of the guide rod are fixedly connected with the upper pressure rings, and the cavity plate fixing piece is fixedly connected on the pushing
The upper surface of power ring.
Preferably, the fine machine further includes ejector and for driving the thrust dress that the ejector movement moves upwards
It puts, the ejector is located in the conjunction gear forming tank.
Preferably, the top device includes spring return, head part bar and the head part set being set on the outside of the head part bar
Pipe, the dynamic clamping head and quiet clamping head are set on the head part bar, and the top of the head part bar is equipped with for clamping block, the elasticity
The bottom of return unit is abutted with the top of the head part casing and the bottom of the clamping block.
In the above-mentioned technical solutions, Car Change-speed Gear Box Binding Gear decompressor provided by the utility model is filled including feeding
It puts, fine machine and the shaping fine blanking die on fine machine, feed device are used for shaping fine blanking die conveying blank material
Band.Specifically, shaping fine blanking die includes the fine cavity plate equipped with conjunction gear forming tank and the essence being adapted to conjunction gear forming tank
Rush punch-pin.Fine machine includes cavity plate fixing piece and drives the board telescoping cylinder of fine punch-pin movement, and fine cavity plate is fixedly connected on
The upper surface of cavity plate fixing piece.When needing to process gearbox conjunction gear, by fine punch-pin compared with board telescoping cylinder telescopic end
It is fixedly connected, fine cavity plate is fixedly connected on cavity plate fixing piece, then blank is delivered in fine by feed device
Above cavity plate, after by board telescoping cylinder fine punch-pin being driven to move down, into conjunction gear forming tank, by gearbox conjunction gear essence
It is washed into type.
By foregoing description, in the Car Change-speed Gear Box Binding Gear decompressor provided in the application, pass through fine machine
Fine punch-pin stamping blanks are driven, by the conjunction gear forming tank on fine cavity plate, blank can be accurate according to fine cavity plate shape
The fine shaping of gearbox conjunction gear is realized in shaping, and by feed device automatic transport blank, compared with above-mentioned background skill
, it is necessary to which the manufacturing procedure of subsequent gear hobbing and roll flute, is effectively shortened process time in art, gearbox conjunction gear is improved
Processing efficiency.
Description of the drawings
It 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 the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
The structure diagram for the Car Change-speed Gear Box Binding Gear decompressor that Fig. 1 is provided by the utility model embodiment；
The top view for the Car Change-speed Gear Box Binding Gear decompressor that Fig. 2 is provided by the utility model embodiment；
The fine punch-pin that Fig. 3 is provided by the utility model embodiment is in the location drawing of original state；
The fine punch-pin that Fig. 4 is provided by the utility model embodiment is in the location drawing of compacting blank state；
Action in the Car Change-speed Gear Box Binding Gear decompressor working condition that Fig. 5 is provided by the utility model embodiment
Figure；
Fig. 6 is in the original state location drawing by the fine cavity plate that the utility model embodiment provides with fine punch-pin；
Fig. 7 is by the fine cavity plate that the utility model embodiment provides and fine punch-pin and the blank fit-state location drawing；
The fine punch-pin that Fig. 8 is provided by the utility model embodiment pushes blank state position figure；
The location drawing after the completion of the fine punch-pin compacting blank that Fig. 9 is provided by the utility model embodiment；
The fine punch-pin return state position figure that Figure 10 is provided by the utility model embodiment；
The structure diagram that Figure 11 is released intermediate waste material by the transmission rod that the utility model embodiment provides；
Figure 12 will be completed the structure diagram of back edge blank release by the stripper plate that the utility model embodiment provides；
Blank travel position figure after the processing that Figure 13 is provided by the utility model embodiment；
Figure 14 is provided the structure diagram of fine punch-pin by the utility model embodiment；
Figure 15 is provided the side view of fine punch-pin by the utility model embodiment；
Figure 16 is provided the structure diagram of fine cavity plate by the utility model embodiment；
Figure 17 is provided the side view of fine cavity plate by the utility model embodiment；
Figure 18 is the A portions enlarged drawing of fine cavity plate shown in Figure 17；
The structure diagram for the gearbox conjunction gear that Figure 19 is provided by the utility model embodiment；
The side view for the gearbox conjunction gear that Figure 20 is provided by the utility model embodiment；
The structure diagram for the material strip that Figure 21 is provided by the utility model embodiment.
In wherein Fig. 1-2 1：1- boards telescoping cylinder, 2- cavity plates fixing piece, 3- fines cavity plate, 31- conjunction gears forming tank, 32-
Blank blanking groove, the first limit protrusions of 33-；
Pressure under 4- fines punch-pin, 5- endoporus punchings column, 6- ejectors, 7- thrust devices, 8- guide rods, 9- guide sleeves, 10-
The upper pressure rings of ring, 11-, 12- transmission rods, 13- elastic telescopics part, 14- stripper plates, the second limit protrusions of 15-, 16- limited posts,
17- upper mold seats, 18- support columns, 19- gearboxes conjunction gear, 20- material strips.
Specific embodiment
The core of the utility model is to provide a kind of Car Change-speed Gear Box Binding Gear decompressor, to improve gearbox conjunction gear
Processing efficiency.
It is below in conjunction with the accompanying drawings and real in order to which those skilled in the art is made to more fully understand the technical solution of the utility model
Applying mode, the utility model is described in further detail.
It please refers to Fig.1 to Figure 21, in a kind of specific embodiment, the automobile that the utility model specific embodiment provides becomes
Fast case conjunction gear decompressor includes feed device, fine machine and the shaping fine blanking die on fine machine, feed device
For conveying blank material strip 20 to shaping fine blanking die.Specifically, shaping fine blanking die includes fine cavity plate 3 and fine punch-pin 4.
Wherein, fine cavity plate 3 is equipped with conjunction gear forming tank 31, specifically, when it is helical teeth to process gearbox conjunction gear 19, conjunction gear
Forming tank 31 is helical teeth forming tank, and fine punch-pin 4 is adapted to conjunction gear forming tank 31.Specifically, staff is first according to change
The teeth portion volume of fast case conjunction gear calculates design punch-pin, it is preferable that the blank volume satisfaction being punched or 5% more than finished-product volume
Left and right.To improve the intensity of fine cavity plate 3 and prolonging the service life, it is preferable that fine cavity plate 3 is sintered metal product, specific excellent
Elect the sintered metal product of high-purity as.Preferably, the surface of conjunction gear forming tank 31 is fluid polishing face, uses fluid polishing
Technology makes the cavity of conjunction gear forming tank 31 reach higher finish, makes material flowing smooth, and has higher intensity and longevity
Life.
Specifically, board telescoping cylinder 1 can be cylinder, in order to improve kinetic stability and integral power, it is preferable that board is stretched
Contracting cylinder 1 is board hydraulic pressure master cylinder.
Fine machine includes cavity plate fixing piece 2 and drives the board telescoping cylinder 1 of 4 movement of fine punch-pin, and fine cavity plate 3, which is fixed, to be connected
It is connected on the upper surface of cavity plate fixing piece 2.
When needing to process gearbox conjunction gear 19, fine punch-pin 4 compared with 1 telescopic end of board telescoping cylinder is fixed and is connected
It connects, fine cavity plate 3 is fixedly connected on cavity plate fixing piece 2, then blank is delivered in fine cavity plate 3 by feed device
Top, after by board telescoping cylinder 1 fine punch-pin 4 being driven to move down, into conjunction gear forming tank 31, by gearbox conjunction gear 19
Fine is molded.
By foregoing description, in the Car Change-speed Gear Box Binding Gear decompressor that the application specific embodiment is provided
In, 4 stamping blanks of fine punch-pin are driven by fine machine, by the conjunction gear forming tank 31 on fine cavity plate 3, blank can basis
3 shape precise forming of fine cavity plate realizes the 19 fine shapings of gearbox conjunction gear, and passes through feed device automatic transport base
Material, compared in above-mentioned background technology, it is necessary to the manufacturing procedure of subsequent gear hobbing and roll flute, is effectively shortened process time,
Improve the processing efficiency of gearbox conjunction gear 19.
Preferably, feed device includes feeding transfer roller and drives the driving device of feeding transfer roller movement, feeding transmission
Roller is two, and about 20 both sides for clamping material strip for two feeding transfer rollers, specifically, can two feeding transfer rollers one be
Driving wheel, another driven wheel.Certainly, feed device can be the material toggling lever apparatus for driving blank operation.
In order to realize feed device automatic transportation blank, it is preferable that driving device includes servomotor and both ends respectively with watching
Take the gear drive that motor output shaft is connected with feeding transfer roller.
Further, fine punch-pin 4 further includes the blank blanking groove 32 for being arranged on 31 top of conjunction gear forming tank, blank blanking
The bottom of slot 32 is connected with the tip transitions of conjunction gear forming tank 31, and blank blanking groove 32 is tapered successively from top to bottom.Specifically,
Blank blanking groove 32 be and 31 corresponding serrate slot of conjunction gear forming tank.Certainly, blank blanking groove 32 can also be cone knot
Structure.Blank blanking groove 32 is used as blanking portion, is the knife-edge portion of blank blanking, and punching effect is opened in initial punching press, is carried
The formed precision of high gearbox conjunction gear 19.
Preferably, the top of blank blanking groove 32 and the upper surface arc-shaped transition of fine punch-pin 4, specifically, it is preferable that certainly
Side or to the inclined-plane extended out, the angle a of specific inclined-plane and vertical plane stent is 20 degree.Due to upper surface arc mistake
It crosses, is effectively prevented from the situation of stress concentration, improve the Forming Quality of gearbox conjunction gear 19.
Further, shaping fine blanking die, which further includes, is arranged on 3 upper surface of fine cavity plate, and for compressing the first of blank
Limit protrusion 33, the first limit protrusion 33 from top to bottom flaring.For the ease of machine-shaping fine blanking die, it is preferable that the first /V
Protrusion 33 is an integral molding structure with fine cavity plate 3.By setting the first limit protrusion 33,4 pressing process of fine punch-pin is avoided
In, the situation that multi-blank is moved to 31 direction of conjunction gear forming tank is crossed, further improves the shaping matter of gearbox conjunction gear 19
Amount.Specifically, the first limit protrusion 33 can be conical structure.It is processed for the ease of staff, it is preferable that the first limit convex
It is 90 degree to play the included angle B between 33 and opposite two sides.It is preferred that the folder between 33 side of the first limit protrusion and horizontal plane
Angle is 45 degree of
It is more highly preferred to, the first limit protrusion 33 is multiple, and multiple first limit protrusions 33 are with conjunction gear forming tank 31
Center is circumferentially uniformly distributed for the center of circle.By setting multiple first limit protrusions 33, blank mobile and horizontal is further avoided to move
Situation, be effectively improved the processing quality of gearbox conjunction gear 19.
Preferably, shaping fine blanking die further includes to be molded the endoporus punching column 5 of 19 endoporus of gearbox conjunction gear, endoporus
Punching column 5 is located in conjunction gear forming tank 31, and fine punch-pin 4 is equipped with to accommodate the punching slot of endoporus punching column 5.Specifically
, 5 shape of endoporus punching column, quantity and placement location are decided according to the actual requirements, and the application is not specifically limited.For blank
For plank frame when, by setting endoporus punching column 5, convenient for by the endoporus of gearbox conjunction gear 19 also one-pass molding, further
Improve the processing efficiency of gearbox conjunction gear 19.
Further, fine machine further includes transmission rod 12 and the stripper plate 14 directly over fine cavity plate 3, and stripper plate 14 is logical
The telescopic end that support column 18 is crossed with board telescoping cylinder 1 is connected, and transmission rod 12 is driven by board telescoping cylinder 1 and moved, transmission rod 12
Bottom be located in punching slot, and with 5 face of endoporus punching column, transmission rod 12 be telescopic rod, the lower surface of stripper plate 14 is equipped with
With the second limit protrusion 15 of 33 face of the first limit protrusion, the second limit protrusion 15 is tapered from top to bottom.By setting de- material
14 and second limit protrusion 15 of plate, convenient for by blank holding.By setting transmission rod 12, convenient in time material will be taken in punching slot
Ejection reduces the labor intensity of staff.
In order to further realize compression blank, machining accuracy is improved, it is preferable that the first limit protrusion 33 and the second limit protrusion
15 be multiple, and the first limit protrusion 33 and the second limit protrusion 15 correspond.
For the ease of processing Car Change-speed Gear Box Binding Gear decompressor, it is preferable that the first limit protrusion 33 is with fine punch-pin 4
Integrated formed structure, the second limit protrusion 15 are an integral molding structure with stripper plate 14.
Further, the elastic telescopic part 13 that fine machine further includes upper mold seat 17 and is set on transmission rod 12, upper mold seat 17
It is fixed compared with fine cavity plate 3, and upper mold seat 17 is equipped with to install the mounting hole of elastic telescopic part 13, transmission rod 12 includes
Mounting rod and the casing being set on the outside of mounting rod, the bottom of mounting rod are equipped with to limit the limit protrusion of sleeve position, peace
The top of dress bar is connected with board telescoping cylinder 1, when elastic telescopic part 13 in a free state, the bottom of casing and fine punch-pin
4 lower surface flushes.
For the ease of the gearbox conjunction gear 19 after shaping is transported in time, it is preferable that fine machine further includes ejector 6 and uses
In ejector 6 is driven to move the thrust device 7 moved upwards, ejector 6 is located in conjunction gear forming tank 31.Specifically, head part
Device 6 can be that flexible structure is driven by spring.Specifically, it is preferable that top device includes spring return, head part bar and is arranged
Head part casing on the outside of head part bar, dynamic clamping head and quiet clamping head are set on head part bar, and the top of head part bar is equipped with for clamping block,
The bottom of dynamic clamping head and quiet clamping head is abutted with the top of head part casing and the bottom of clamping block.
On the basis of above-mentioned each scheme, it is preferable that fine machine further includes pressure rings 11, lower pressure rings 10 and guide rod 8,
Upper pressure rings 11 are fixedly connected compared with the telescopic end of board telescoping cylinder 1, and cavity plate fixing piece 2 is equipped on ribbon supply action-oriented bar 8
The pilot hole of lower slider, the top of guide rod 8 are fixedly connected with upper pressure rings 11, and cavity plate fixing piece 2 is fixedly connected on lower pressure
The upper surface of ring 10.It is more highly preferred to, in order to extend the service life of guide rod 8, it is preferable that the outer sheath of guide rod 8 is equipped with and leads
Set 9
Specifically, the course of work of Car Change-speed Gear Box Binding Gear decompressor is described with reference to Fig. 6 to Figure 13, wherein in figure,
Ps represents blanking pressure, PRRepresent gear ring power, Pc represents counter-pressure, PRARepresent stripping force, PCARepresent kicking force, SPIt represents between being punched
Gap.
Shown in Fig. 6, shaping fine blanking die is opened, and is sent into blank.Shown in Fig. 7, shaping fine blanking die is closed, inside and outside cutting edge
Blank pass through gear ring power and counter-pressure and compress.Shown in Fig. 8, blank is punched with blanking pressure, gear ring power and counter-pressure full name compress.
Shown in Fig. 9, stroke terminates, and in fine cavity plate 3, endoporus waste material is fallen into fine punch-pin 4 stamping.Shown in Figure 10, gear ring power and
Pressure dump is sent out, shaping fine blanking die is opened.Shown in Figure 11, applying the position of gear ring power, ejecting endoporus waste material, removal punching press
The stripping force of scrap (bridge).Shown in Figure 12, applying the position of counter-pressure, part power will be determined from cavity plate to be sent into through stamping.Shown in Figure 13,
Material after processing is sent into and is completed.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of Car Change-speed Gear Box Binding Gear decompressor, which is characterized in that including fine machine, on the fine machine
It is molded fine blanking die and the feed device for conveying blank material strip (20) to the shaping fine blanking die；
It is described shaping fine blanking die include equipped with conjunction gear forming tank (31) fine cavity plate (3) and with the conjunction gear forming tank
(31) the fine punch-pin (4) of adaptation；
The fine machine includes cavity plate fixing piece (2) and drives the board telescoping cylinder (1) of fine punch-pin (4) movement, described
Fine cavity plate (3) is fixedly connected on the upper surface of the cavity plate fixing piece (2).
2. Car Change-speed Gear Box Binding Gear decompressor according to claim 1, which is characterized in that the feed device includes
Feeding transfer roller and the driving device for driving the feeding transfer roller movement, the feeding transfer roller is two, is sent described in two
Material transfer roller is used to clamp material strip (20) both sides up and down.
3. Car Change-speed Gear Box Binding Gear decompressor according to claim 2, which is characterized in that the driving device includes
The gear drive that servomotor and both ends are connected respectively with the servo motor output shaft and the feeding transfer roller.
4. Car Change-speed Gear Box Binding Gear decompressor according to claim 1, which is characterized in that the fine punch-pin (4)
Further include the blank blanking groove (32) being arranged on above the conjunction gear forming tank (31), the bottom of the blank blanking groove (32)
It is connected with the tip transitions of the conjunction gear forming tank (31), the blank blanking groove (32) is tapered successively from top to bottom.
5. Car Change-speed Gear Box Binding Gear decompressor according to claim 4, which is characterized in that the shaping fine blanking die
It further includes and is arranged on fine cavity plate (3) upper surface, and the first limit protrusion (33) for compressing blank, described first
From top to bottom flaring, the fine machine further include the stripper plate directly over the fine cavity plate (3) to limit protrusion (33)
(14), the stripper plate (14) is connected by support column (18) with the telescopic end of the board telescoping cylinder (1), the stripper plate
(14) lower surface is equipped with the second limit protrusion (15) with the first limit protrusion (33) face, second limit protrusion
(15) it is tapered from top to bottom.
6. Car Change-speed Gear Box Binding Gear decompressor according to claim 5, which is characterized in that first limit protrusion
(33) and second limit protrusion (15) is multiple, and first limit protrusion (33) and second limit protrusion
(15) correspond.
7. Car Change-speed Gear Box Binding Gear decompressor according to claim 1, which is characterized in that the shaping fine blanking die
Further include to be molded the endoporus punching column (5) of gearbox conjunction gear (19) endoporus, the endoporus punching column (5) is located at the knot
It closes in tooth forming tank (31), the fine punch-pin (4) is equipped with to accommodate the punching slot of the endoporus punching column (5).
8. Car Change-speed Gear Box Binding Gear decompressor according to claim 1, which is characterized in that the fine machine further includes
Upper pressure rings (11), lower pressure rings (10) and guide rod (8), the upper pressure rings (11) are compared with the board telescoping cylinder (1)
Telescopic end be fixedly connected, the cavity plate fixing piece (2) is equipped with the pilot hole for the guide rod (8) is driven to slide up and down,
The top of the guide rod (8) is fixedly connected with the upper pressure rings (11), and the cavity plate fixing piece (2) is fixedly connected on described
The upper surface of lower pressure rings (10).
9. the Car Change-speed Gear Box Binding Gear decompressor according to any one of claim 1-8, which is characterized in that the essence
The machine of punching further includes ejector (6) and for driving the thrust device (7) that the ejector (6) movement moves upwards, the head part
Device (6) is located in the conjunction gear forming tank (31).
10. Car Change-speed Gear Box Binding Gear decompressor according to claim 9, which is characterized in that ejector (6) bag
Spring return, head part bar and the head part casing being set on the outside of the head part bar are included, the spring return is set in described
On head part bar, and the top of the head part bar is equipped with for clamping block, the bottom of the spring return and the head part casing
Top and the clamping block bottom abut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021096.5U CN207447161U (en) | 2017-08-15 | 2017-08-15 | Car Change-speed Gear Box Binding Gear decompressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021096.5U CN207447161U (en) | 2017-08-15 | 2017-08-15 | Car Change-speed Gear Box Binding Gear decompressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207447161U true CN207447161U (en) | 2018-06-05 |
Family
ID=62248073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021096.5U Active CN207447161U (en) | 2017-08-15 | 2017-08-15 | Car Change-speed Gear Box Binding Gear decompressor |
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| Country | Link |
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| CN (1) | CN207447161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170566A (en) * | 2019-05-05 | 2019-08-27 | 中国北方车辆研究所 | A kind of multiple tooth precise structure press forming die of high-strength steel thin slice and method |
| CN114101487A (en) * | 2021-11-08 | 2022-03-01 | 宁波诚泰汽车部件有限公司 | Fine blanking device and process method for one-step forming flattening and embossing |
-
2017
- 2017-08-15 CN CN201721021096.5U patent/CN207447161U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170566A (en) * | 2019-05-05 | 2019-08-27 | 中国北方车辆研究所 | A kind of multiple tooth precise structure press forming die of high-strength steel thin slice and method |
| CN114101487A (en) * | 2021-11-08 | 2022-03-01 | 宁波诚泰汽车部件有限公司 | Fine blanking device and process method for one-step forming flattening and embossing |
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