CN205685072U - Automotive gear-shifting fork assembly hold down gag - Google Patents
Automotive gear-shifting fork assembly hold down gag Download PDFInfo
- Publication number
- CN205685072U CN205685072U CN201620633099.3U CN201620633099U CN205685072U CN 205685072 U CN205685072 U CN 205685072U CN 201620633099 U CN201620633099 U CN 201620633099U CN 205685072 U CN205685072 U CN 205685072U
- Authority
- CN
- China
- Prior art keywords
- clamp body
- hydraulic jack
- briquetting
- base plate
- stopper slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of automotive gear-shifting fork assembly hold down gag, including base plate and clamp body, locating slot is offered on clamp body, bottom land offers hole, location, and the side in hole, location arranges stopper slot, and the rear of stopper slot is provided with carrying bolt, stopper slot sidewall offers screw, screw is equipped with a caging bolt, by clamp body, is provided with two the first hydraulic jacks, second hydraulic jack.This utility model is according to the architectural feature of processed pull-fork assembly, ad hoc have for adaptive carrying bolt and caging bolt, play and support and spacing effect, can meet milling face and requirement that bore hole is processed simultaneously is designed, reasonable idea, it is to avoid the drawback of multiple clamping location, ensure that machining accuracy, and use three hydraulic jacks as the fixing pull-fork assembly of external force source compressing so that it is to keep more stably state on clamp body, further increase stability and the precision of processing.
Description
Technical field
This utility model relates to a kind of frock clamp, particularly relates to a kind of automotive gear-shifting fork assembly hold down gag.
Background technology
Shift fork is the parts on automobile gearbox, is connected with gear change hand lever, is used for stirring middle change pulley, to convert shelves
Position, makes input/output rotating ratio change.At present, prong milling face and the axle sleeve bore hole of selector fork assembly sets different respectively
Complete on Bei, and have the drawback that
The most so needing clamping twice, each clamping will position, and twice location easily causes error and increase, thus shadow
Ring the precision of processing, cause each product in batch production variant, unstable product quality；
2. use existing fixing means meeting stability bad when pull-fork assembly is by clamping, illusive situation, causes and adds
Work precision is the highest；
3. twice clamping complex operation, the time of cost is long, reduces working (machining) efficiency.
Utility model content
Because the drawbacks described above of prior art, technical problem to be solved in the utility model is to provide a kind of automobile and changes
Gear pull-fork assembly hold down gag.
Technical solutions of the utility model are as follows: a kind of automotive gear-shifting fork assembly hold down gag, it is characterised in that: at base plate
On be provided with the clamp body that shape size adapts with shift fork, this clamp body is flat sleeping " V " font, at clamp body blind end
End face offers locating slot, and the bottom land of this locating slot offers the through hole, location to clamp body bottom surface, sets on the side in hole, location
Putting stopper slot parallel with it, the upper end of this stopper slot connects with locating slot；
Be provided with a carrying bolt at the rear of described stopper slot, this carrying bolt is near the notch of stopper slot, and props up
Staybolt is perpendicular to base plate, and the lower end of carrying bolt fixes with base plate；Spiral shell is all offered at the middle part of described stopper slot sidewall
Hole, this screw is connected with stopper slot, and is equipped with a caging bolt in screw；
Lateral symmetry at described clamp body opening arranges the first hydraulic jack, and the cylinder body of this first hydraulic jack is the end of by
The upper surface of plate supports fixing, and the piston rod of described first hydraulic jack stretches out straight up, and the first hydraulic cylinder piston rod
Upper end stretch in the bayonet socket of the first briquetting root, the root of the upper end of the first hydraulic cylinder piston rod and the first briquetting cuts with scissors mutually
Connecing, the lateral symmetry in the middle part of the first briquetting arranges the first hinge, and the upper end of the first hinge is hinged with the middle part of the first briquetting, the
The lower end of one hinge is hinged with the top of the first cylinder body of hydraulic oil cylinder, and the side of described clamp body blind end arranges the second hydraulic oil
Cylinder, the cylinder body of this second hydraulic jack is fixedly installed on the lower surface of described base plate, the piston rod of the second hydraulic jack vertically to
On through described base plate, the upper end of described second hydraulic cylinder piston rod is stretched in the bayonet socket of the second briquetting root, the second hydraulic pressure
The upper end of cylinder piston rod is hinged with the root of the second briquetting, and the left and right sides in the middle part of the second briquetting is symmetrical arranged the second hinge
Chain, the upper end of the second hinge is hinged with the middle part of the second briquetting, and the lower end of the second hinge is hinged with supporter, and described supporter is solid
On base plate.
Using above technical scheme, during reality is processed, processed pull-fork assembly can be laid flat at clamp body
Upper surface, therefore according to structure and the resemblance of processed shift fork, clamp body is designed to similar " V " word
Type.Processed pull-fork assembly includes shift fork, the axle sleeve being arranged on shift fork and blade, its bottom bracket axle and blade all with shift fork institute
Keeping plumbness in plane, actual adding, also can carry out bore hole by countershaft set man-hour.The setting of locating slot is the feature according to axle sleeve,
Axle sleeve is inserted in locating slot, and the effect identical with locating slot is not only played in hole, location simultaneously, also allows for adding man-hour
Countershaft set carries out bore hole.According to the architectural feature of processed pull-fork assembly, its blade is arranged on by axle sleeve, and is parallel with axle sleeve
State, after being placed on clamp body, blade is inserted in stopper slot just, and stopper slot passes through blade to whole pull-fork assembly
Playing spacing effect, carrying bolt provides stable support for blade, and blade is carried out spacing and solid by caging bolt further
Fixed, it is ensured that pull-fork assembly work in-process is more stable.Two the first hydraulic jacks are symmetrically arranged at two prong of shift fork
End, stablizes shift fork and serves main effect.According to the feature to pull-fork assembly, the second hydraulic jack is arranged on base plate
Lower section so that it is it is fixing that piston rod carries out compressing through base plate to pull-fork assembly, it is simple to of the present utility model use and operates
Processing.Two the first hydraulic jacks and second hydraulic jack are distributed on three angles of triangle, are beneficial to stablize shift fork group
Part.
Both sides and the blind end of shift fork opening are fixed by this utility model simultaneously, it is possible to make pull-fork assembly on clamp body
Clamping is firm, the most simple, convenient, laborsaving；On the other hand, it is possible to utilize same set of fixture to realize fork angular milling face and axle
It is sequentially completed in the minds of set bore hole work in-process, it is to avoid repeated clamping affect the disadvantage of machining accuracy, is effectively increased production and imitates
Rate, and ensure that product is stable.
Further, in order to alleviate the weight of clamp body, optimize the structure of clamp body, manufacture clamp body and also to save
Material and reduce its production cost, the middle waist hollow out at described clamp body goes out the waist hole of multiple rectangle.
Further, in order to adapt to the shape facility of processed shift fork, simultaneously facilitate in the course of processing milling cutter to processed
Shift fork two prong inwall carries out milling face, and the inwall of described clamp body fork is circular arc, offers manhole on base plate, institute
The edge of the lower edge and described manhole of stating clamp body fork inwall overlaps.
Beneficial effect: this utility model is according to the architectural feature of processed pull-fork assembly, and ad hoc have for adaptive support
Bolt and caging bolt, play and support and spacing effect, can meet milling face and requirement that bore hole is processed simultaneously is designed, structure
Think rationally, it is to avoid the drawback of multiple clamping location, it is ensured that machining accuracy, and use three hydraulic jacks as external force source
The fixing pull-fork assembly of compressing so that it is keep more stably state on clamp body, further increase processing stability and
Precision.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is use state diagram of the present utility model.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
A kind of automotive gear-shifting fork assembly hold down gag as depicted in figs. 1 and 2, is provided with shape size on base plate 1
The clamp body 2 adapted with shift fork, the middle waist hollow out of this clamp body 2 goes out the waist hole 2c of multiple rectangle.Clamp body 2 is flat sleeping
" V " font, and the inwall of clamp body 2 fork is circular arc, offers manhole 1a, in clamp body 2 fork on base plate 1
The lower edge of wall overlaps with the edge of described manhole 1a.End face at clamp body 2 blind end offers locating slot 2a, this location
The bottom land of groove 2a offers through hole, the location 2d to clamp body 2 bottom surface, arranges limit parallel with it on the side of location hole 2d
Position groove 2b, the upper end of this stopper slot 2b connects with locating slot 2a.
As in figure 2 it is shown, be provided with a carrying bolt 6 at the rear of described stopper slot 2b, this carrying bolt 6 is near spacing
The notch of groove 2b, and carrying bolt 6 is perpendicular to base plate 1, the lower end of carrying bolt 6 fixes with base plate 1；At described stopper slot 2b
The middle part of sidewall all offers screw, and this screw is connected with stopper slot 2b, and is equipped with a caging bolt 7 in screw.
As depicted in figs. 1 and 2, the lateral symmetry at described clamp body 2 opening arranges the first hydraulic jack 3, and this is first years old
The cylinder body of hydraulic jack 3 is supported fixing by the upper surface of base plate 1, and the piston rod of described first hydraulic jack 3 stretches out straight up,
And first the upper end of hydraulic jack 3 piston rod stretch in the bayonet socket of the first briquetting 5 root, the first hydraulic jack 3 piston rod upper
Holding the root with the first briquetting 5 to be hinged, the lateral symmetry in the middle part of the first briquetting 5 arranges the first hinge 8, the first hinge 8
Upper end is hinged with the middle part of the first briquetting 5, and the lower end of the first hinge 8 is hinged with the top of the first hydraulic jack 3 cylinder body, described folder
The side of concrete 2 blind ends arranges the second hydraulic jack 4, and the cylinder body of this second hydraulic jack 4 is fixedly installed on described base plate 1
Lower surface, the piston rod of the second hydraulic jack 4 straight up through described base plate 1, described second hydraulic jack 4 piston rod upper
End stretches in the bayonet socket of the second briquetting 5 ' root, and the upper end of the second hydraulic jack 4 piston rod is cut with scissors mutually with the root of the second briquetting 5 '
Connect, be symmetrical arranged the second hinge 8 ', the upper end of the second hinge 8 ' and the second briquetting 5 ' in the left and right sides at the second briquetting 5 ' middle part
Middle part hinged, the lower end of the second hinge 8 ' is hinged with supporter 9, and described supporter 9 is fixed on base plate 1.
Operation principle of the present utility model is as follows:
Processed pull-fork assembly includes shift fork, the axle sleeve being arranged on shift fork and blade, during reality is processed,
Processed pull-fork assembly can be laid flat the upper surface at clamp body 2, and shift fork is supported by clamp body 2, and axle sleeve is inserted into locating slot
In 2a, and blade is inserted in stopper slot 2b just, and the lower end of blade is placed on carrying bolt 6, turns caging bolt 7, makes
Blade is held out against by caging bolt 7, and blade plays spacing and fixing effect.
First hydraulic jack 3 and the second hydraulic jack 4 are used for fixing the shift fork being placed on clamp body 2.At the first hydraulic pressure
On oil cylinder 3, the upper end thereof of the first hinge 8 is at the middle part of the first briquetting 5 so that the first briquetting 5 can correspondingly rotate, simultaneously
The root of the first briquetting 5 is connected to the upper end of the first hydraulic jack 3 piston rod, and this piston rod moves up, due to leverage,
The free end that can make the first briquetting 5 moves downward, and oppresses shift fork and fixes.Second hydraulic jack 4 is with same former
It is fixing that reason carries out compressing to the blind end of shift fork.After pull-fork assembly is clamping, prong milling face can be carried out and axle sleeve bore hole is made
Industry.
Preferred embodiment of the present utility model described in detail above.Should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations according to design of the present utility model without creative work.Therefore, all technology neck
In territory, technical staff passes through logical analysis, reasoning or limited reality on the basis of existing technology according to design of the present utility model
Test available technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (3)
1. an automotive gear-shifting fork assembly hold down gag, it is characterised in that: on base plate (1), it is provided with shape size and shift fork
The clamp body (2) adapted, this clamp body (2) is flat sleeping " V " font, and the end face at clamp body (2) blind end offers location
Groove (2a), the bottom land of this locating slot (2a) offers the through hole, location (2d) to clamp body (2) bottom surface, in hole, location (2d)
Side arranges stopper slot (2b) parallel with it, and the upper end of this stopper slot (2b) connects with locating slot (2a)；
Be provided with a carrying bolt (6) at the rear of described stopper slot (2b), this carrying bolt (6) is near stopper slot (2b)
Notch, and carrying bolt (6) is perpendicular to base plate (1), the lower end of carrying bolt (6) fixes with base plate (1)；At described stopper slot
(2b) middle part of sidewall all offers screw, and this screw is connected with stopper slot (2b), and is equipped with a spacing spiral shell in screw
Bolt (7)；
Lateral symmetry at described clamp body (2) opening arranges the first hydraulic jack (3), the cylinder of this first hydraulic jack (3)
Body is supported fixing by the upper surface of base plate (1), and the piston rod of described first hydraulic jack (3) stretches out straight up, and the first liquid
The upper end of compressing cylinder (3) piston rod is stretched in the bayonet socket of the first briquetting (5) root, the upper end of the first hydraulic jack (3) piston rod
Being hinged with the root of the first briquetting (5), the lateral symmetry at the first briquetting (5) middle part arranges the first hinge (8), the first hinge
(8) upper end is hinged with the middle part of the first briquetting (5), the lower end of the first hinge (8) and the top of the first hydraulic jack (3) cylinder body
Hinged, the side of described clamp body (2) blind end arranges the second hydraulic jack (4), and the cylinder body of this second hydraulic jack (4) is fixed
Being arranged at the lower surface of described base plate (1), the piston rod of the second hydraulic jack (4) is straight up through described base plate (1), described
The upper end of the second hydraulic jack (4) piston rod is stretched in the bayonet socket of the second briquetting (5 ') root, the second hydraulic jack (4) piston rod
The root of upper end and the second briquetting (5 ') be hinged, be symmetrical arranged the second hinge in the left and right sides at the second briquetting (5 ') middle part
(8 '), the upper end of the second hinge (8 ') is hinged with the middle part of the second briquetting (5 '), the lower end of the second hinge (8 ') and supporter (9)
Hinged, described supporter (9) is fixed on base plate (1).
2. automotive gear-shifting fork assembly hold down gag as claimed in claim 1, it is characterised in that: at described clamp body (2)
Middle waist hollow out goes out the waist hole (2c) of multiple rectangle.
3. automotive gear-shifting fork assembly hold down gag as claimed in claim 1, it is characterised in that: described clamp body (2) fork-shaped
The inwall in portion is circular arc, offers manhole (1a), the lower edge of described clamp body (2) fork inwall on base plate (1)
Overlap with the edge of described manhole (1a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633099.3U CN205685072U (en) | 2016-06-24 | 2016-06-24 | Automotive gear-shifting fork assembly hold down gag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633099.3U CN205685072U (en) | 2016-06-24 | 2016-06-24 | Automotive gear-shifting fork assembly hold down gag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205685072U true CN205685072U (en) | 2016-11-16 |
Family
ID=57426198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620633099.3U Expired - Fee Related CN205685072U (en) | 2016-06-24 | 2016-06-24 | Automotive gear-shifting fork assembly hold down gag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205685072U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106584152A (en) * | 2016-12-09 | 2017-04-26 | 安徽凯宇机械制造有限公司 | Positioning and clamping device for milling plane on shifting fork |
| CN106695377A (en) * | 2016-12-07 | 2017-05-24 | 西北工业大学（张家港）智能装备技术产业化研究院有限公司 | Rapid shifting fork installation clamp |
| CN114603382A (en) * | 2022-04-19 | 2022-06-10 | 东风汽车股份有限公司 | Suspended hydraulic fastening device |
-
2016
- 2016-06-24 CN CN201620633099.3U patent/CN205685072U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695377A (en) * | 2016-12-07 | 2017-05-24 | 西北工业大学（张家港）智能装备技术产业化研究院有限公司 | Rapid shifting fork installation clamp |
| CN106584152A (en) * | 2016-12-09 | 2017-04-26 | 安徽凯宇机械制造有限公司 | Positioning and clamping device for milling plane on shifting fork |
| CN114603382A (en) * | 2022-04-19 | 2022-06-10 | 东风汽车股份有限公司 | Suspended hydraulic fastening device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20200624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |