CN207447945U - A kind of automobile speed variator positioning clamp for machining - Google Patents
A kind of automobile speed variator positioning clamp for machining Download PDFInfo
- Publication number
- CN207447945U CN207447945U CN201721613214.1U CN201721613214U CN207447945U CN 207447945 U CN207447945 U CN 207447945U CN 201721613214 U CN201721613214 U CN 201721613214U CN 207447945 U CN207447945 U CN 207447945U
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- CN
- China
- Prior art keywords
- down assembly
- positioning
- pin
- bottom plate
- cushion block
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Abstract
The utility model discloses a kind of automobile speed variator positioning clamp for machining, first, which holds down assembly, includes the adjusting positioning seat of L-shaped horizontal layout, the inside for adjusting positioning seat is equipped with diamond positioning pin cushion block, run through on diamond positioning pin cushion block and be equipped with rhombus pin, diamond positioning pin cushion block and adjust and be both provided with adjusting block between the opposite two sides of positioning seat；Described hold down assembly further includes to compress the pressure plate structure used with rhombus pin cooperation；The fixed form of rhombus pin is changed to adjustable structure, and rhombus pin is mounted on diamond positioning pin cushion block, and two right-angled side faces of diamond positioning pin cushion block are fitted in again with screw lock to be adjusted on positioning seat；Using straight pin as primary standard, rhombus pin can be adjusted respectively in two directions by changing the thickness of adjusting block；Rhombus pin position can adjust, therefore be lower to the status requirement of the mounting hole of processing straight pin, rhombus pin；Greatly reduce ensure two pin holes between range accuracy difficulty.
Description
Technical field
The utility model is related to automobile speed variator positioning fixture technical fields, and in particular to a kind of automotive transmission shell
Body tune positioning clamp for machining.
Background technology
Gear box casing part is a key components and parts on gearbox, it by gearbox gear, axis, bearing with
And the related assembling parts such as shift fork are into an entirety, and mutual correct position is kept, it is assisted according to certain drive connection
Ground passing power is adjusted, meanwhile, it is also loaded with gear box oil, the effects that playing lubrication and cool down.
Gearbox belongs to core in automobile making, and the quality of gearbox also influences the quality of vehicle, therefore right
Relatively advanced manufacture craft is needed for the making of gearbox.For the housing of gearbox, play to inner teeth
Wheel construction is protected, therefore fine or not also most important, the existing fixture suitable for gear box casing processing of housing, generally using one
The product mode that face two is sold positions, a straight pin, a rhombus pin, straight pin and rhombus pin positional structure be all it is fixed,
It cannot be adjusted.This structure brings larger difficulty to processing.It is simultaneously because existing to straight pin and rhombus pin position accuracy demand
Higher (usual position degree requirement ± 0.01mm), so equipment is extremely difficult to require.Frequently result in two positioning described above
The position of pin is overproof, precision is low.
Utility model content
For the deficiency in the presence of the prior art, the purpose of this utility model is to provide a kind of automobile speed variators
Positioning clamp for machining, solves straight pin in the prior art and rhombus pin position is fixed, non-adjustable to cause difficulty of processing big and position
Put the technical issues of overproof, precision is low.
To achieve the above object, the utility model employs following technical solution：A kind of automobile speed variator processing
Positioning fixture, including pedestal, the pedestal is equipped with the rectangular base plate with chamfering, and clamping and positioning machine is provided on the bottom plate
Structure, the detent mechanism includes holding down assembly and positioning component；It is described to hold down assembly as three, be respectively first hold down assembly,
Second holds down assembly, the 3rd holds down assembly；First holds down assembly on bottom plate the wherein middle part of one side edge position；Second pressure
Tight component, which is located on bottom plate, to hold down assembly with first in adjacent a side；3rd holds down assembly compresses on bottom plate with first
On the adjacent another side of component；3rd holds down assembly the corner for holding down assembly end away from first on bottom plate, and second
It holds down assembly and holds down assembly opposite with the 3rd and shift to install；First, which holds down assembly, includes the adjusting of L-shaped horizontal layout
Positioning seat, the inside for adjusting positioning seat are equipped with diamond positioning pin cushion block, run through on diamond positioning pin cushion block and be equipped with rhombus pin, diamond shape
It positioning pin cushion block and adjusts and is both provided with adjusting block between the opposite two sides of positioning seat；It is described hold down assembly further include for
Rhombus pin cooperation compresses the pressure plate structure used；Second holds down assembly, the 3rd hold down assembly structure it is identical include be arranged on bottom
Equal height cushion block, the frustum equal-high base being arranged on equal height cushion block and the pressing plate knot used with equal-high base cooperation compression on plate
Structure；
The positioning component is three, is respectively the first positioning component, the second positioning component, the 3rd positioning component；First
Positioning component is located on bottom plate the corresponding one side that holds down assembly with first；Second positioning component is located on bottom plate second and holds down assembly
Place side and it is close to the first position to hold down assembly；3rd positioning component is located on bottom plate the 3rd and holds down assembly and the first compression group
The corner of two sides where part.First positioning component includes being fixed on cylindrical positioning pins seat on bottom plate and perforative with it
Straight pin, the upper end of the straight pin set protection head；Second positioning component, the 3rd positioning component structure are identical to be included setting
Equal height cushion block on bottom plate and the equal-high base being arranged on equal height cushion block.
Further, the first positioning component, the second positioning component, the 3rd positioning component correspondence position mating set are oriented to
Structure, the guide frame include the guide holder being arranged on bottom plate and the guide rod being arranged on guide holder, and guide rod is higher than circle
Pin.
Specifically, be inclined-plane at the position of the unlocked clamping positioning mechanism of the top surface edge of the bottom plate, inclined-plane from
Its outer edge edge placement direction of corresponding position to bottom plate on bottom plate tilts down after automobile speed variator is fixed.
Compared with the prior art, the utility model has the advantages that：
1st, the fixed form of rhombus pin is changed to adjustable structure, and rhombus pin is mounted on diamond positioning pin cushion block, diamond shape positioning
Two right-angled side faces for selling cushion block are fitted in screw lock on adjusting positioning seat again；Using straight pin as primary standard, rhombus pin passes through
The thickness of variation adjusting block can adjust respectively in two directions；Rhombus pin position can adjust, thus to processing straight pin,
The status requirement of the mounting hole of rhombus pin is lower；Greatly reduce ensure two pin holes between range accuracy difficulty；
2nd, positioning component, being laid in of holding down assembly compress automobile speed variator when positioning more steady, precision more
It is high.
Description of the drawings
Fig. 1 is the utility model front view；
Fig. 2 is the top view view of the utility model；
Fig. 3 is the utility model left view；
Fig. 4 is the first top perspective view for compressing positioning component in the utility model；
Fig. 5 holds down assembly in the utility model first and is not provided with the top perspective view of pressure plate structure；
Fig. 6 is the structure diagram of line A-A in Fig. 5；
Fig. 7 is the top view of the first positioning component in the utility model；
Fig. 8 is the structure diagram of line B-B in Fig. 7；
Fig. 9 is the top view of the second positioning component in the utility model；
Figure 10 is the structure diagram of line D-D in Fig. 9.
In figure：Pedestal 1, bottom plate 2, the 3, positioning component 4 that holds down assembly, guide frame 5, first hold down assembly 31, second pressure
Tight component the 32, the 3rd holds down assembly the 33, first positioning component 41, the second positioning component 42, the 3rd positioning component 43, support base
311st, compression bar 312, diamond positioning pin cushion block 313, adjusting block 314, adjusting positioning seat 315, rhombus pin 316, diamond positioning pin bottom
Seat 317, cylindrical positioning pins seat 410, straight pin 411, protection are first 412, equal height cushion block 421, equal-high base 422, inclined-plane 22.
Specific embodiment
The utility model is described in further detail below by specific embodiment：
Embodiment
With reference to shown in 1~Figure 10 of figure：A kind of automobile speed variator positioning clamp for machining, including pedestal 1, the pedestal 1
The rectangular base plate 2 with chamfering is equipped with, clamping positioning mechanism is provided on the bottom plate 2, the detent mechanism includes compression group
Part 3 and positioning component 4；It is described to hold down assembly 3 as three, it is respectively first to hold down assembly and 31, second hold down assembly the 32, the 3rd pressure
Tight component 33；First holds down assembly 31 middle parts for being located at wherein one side edge position on bottom plate 2；Second holds down assembly 32 the bottom of positioned at
It holds down assembly on plate 2 with first in 31 adjacent a sides；3rd, which holds down assembly, 33 is located on bottom plate 2 and holds down assembly 31 with first
On adjacent another side；3rd, which holds down assembly, 33 is located at the corner for holding down assembly 31 ends away from first on bottom plate 2, and second
Hold down assembly 32 hold down assembly with the 3rd it is 33 opposite and shift to install；First, which holds down assembly, 31 includes L-shaped horizontal layout
Adjusting positioning seat 315, the inside for adjusting positioning seat 315 is equipped with using 317 fixed diamond positioning pin of diamond positioning pin pedestal
Cushion block 313 runs through on diamond positioning pin cushion block 313 and is equipped with rhombus pin 316, and diamond positioning pin cushion block 317 is with adjusting positioning seat 315
Adjusting block 314 is both provided between opposite two sides；It is described hold down assembly 3 further include for rhombus pin 316 coordinate compress
The pressure plate structure used；Second, which holds down assembly, the 32, the 3rd holds down assembly that 33 structures are identical to be included setting on a base plate 2 contour
Cushion block 421, the frustum equal-high base 422 being arranged on equal height cushion block 421 and the pressing plate knot used with the cooperation compression of equal-high base 422
Structure；Pressure plate structure includes support base 311 and the compression bar 312 being arranged on the support base 311, compression bar 312 are rotated with support base 311
Connection, easy to disassemble, compression positioning, does not interfere with work and picks and places.
The positioning component 4 is three, is respectively the first positioning component 41, the second positioning component 42, the 3rd positioning component
43；First positioning component 41 is located on bottom plate 2 the 31 corresponding one sides that hold down assembly with first；Second positioning component 42 is located at bottom plate
On 2 second hold down assembly 32 place sides and be close to first hold down assembly 31 position；3rd positioning component 43 is located on bottom plate 2
Three hold down assembly 33 and first the two sides to hold down assembly where 31 corner；First positioning component 41 includes being fixed on bottom plate
Cylindrical positioning pins seat 410 on 2 and with its perforative straight pin 411, the upper end of the straight pin 411 sets protection first 412；The
Two positioning components 42,43 structure of the 3rd positioning component are identical including setting equal height cushion block 421 on a base plate 2 and being arranged on
Equal-high base 422 on high cushion block 421.
The fixed form of the utility model rhombus pin 316 is changed to adjustable structure, and rhombus pin 316 is mounted on diamond positioning pin pad
On block 313, two right-angled side faces of diamond positioning pin cushion block 313 are fitted in again with screw lock to be adjusted on positioning seat 315；With cylinder
Pin 411 is primary standard, and rhombus pin 316 can be adjusted respectively in two directions by changing the thickness of adjusting block 314；Water chestnut
316 position of shape pin can adjust, therefore be lower to the status requirement of the mounting hole of processing straight pin 411, rhombus pin 316；It substantially reduces
Ensure the difficulty of range accuracy between two pin holes.As long as the position of straight pin 411, rhombus pin 316 is set, then diamond shape
Pin 316 is mounted on diamond positioning pin cushion block 313, then diamond positioning pin cushion block 313 with screw is locked and is adjusting positioning seat 315
On；Then fixture is taken on three coordinate measuring machine on the basis of straight pin 411, measurement rhombus pin 316 is compared with straight pin 411
Relative position degree and record data, by measure come difference secondary grinding is carried out to adjusting block 314, that is, pass through control
The thickness of adjusting block 314 processed ensures the distance between straight pin 411, rhombus pin 316.Three coordinate machine is surveyed on first time
When measuring the distance between two pin holes, the thickness of adjusting block 314 is suitably done greatly, that is, allows two pins in X, Y both direction
Upper size is all done greatly, and then the thickness of two adjusting blocks 314 is ground in place by the difference measured.In addition, positioning
Component 4, holding down assembly 3 is laid in more steady, precision higher when positioning is compressed to automobile speed variator.Become according to automobile
Fast device shell structure lay first hold down assembly 31, second hold down assembly the 32, the 3rd hold down assembly the 33, first positioning component 41,
Second positioning component 42, the position of the 3rd positioning component 43 and correlation, to automobile variable speed tank shell processing criterion degree
Height improves interchangeablity, easy to use.
First positioning component 41, the second positioning component 42,43 correspondence position of the 3rd positioning component mating set are oriented to knot
Structure 5, the guide frame 5 include the guide rod for setting guide holder on a base plate 2 and being arranged on guide holder, and guide rod is higher than circle
Pin 411.When in use, can guiding clamping be carried out according to the position of guide rod, without repeatedly attempting adjustment dress loading position, carried
The high efficiency of loading and unloading, while guide rod also plays an important role of /V during unilateral fixed car case of transmission, prevents automotive transmission
Housing causes to misplace to one side movement.
It is inclined-plane 22 at the position of the unlocked clamping positioning mechanism of top surface edge of the bottom plate 2, inclined-plane 22 is from vapour
The edge placement direction of its outer edge corresponding position to bottom plate 2 on a base plate 2 tilts down after vehicle case of transmission is fixed.Tiltedly
The setting in face 22 in processing, makes to form gap between the upper surface of automobile speed variator and bottom plate 2, has ventilation and heat
Effect, prevent that processing temperature can not radiate in time after being promoted inside automobile speed variator；Meanwhile convenient for clear after machining
Reason processing bits, promote working environment.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover among the right of the utility model.
Claims (3)
1. a kind of automobile speed variator positioning clamp for machining, including pedestal, it is characterised in that：The pedestal is equipped with band chamfering
Rectangular base plate, clamping positioning mechanism is provided on the bottom plate, the detent mechanism includes holding down assembly and positioning component；
Described to hold down assembly as three, respectively first holds down assembly, second holds down assembly, the 3rd holds down assembly；First compresses
Component is located on bottom plate the wherein middle part of one side edge position；Second holds down assembly on bottom plate hold down assembly with first it is adjacent
A side on；3rd holds down assembly holds down assembly with first on adjacent another side on bottom plate；3rd holds down assembly
The corner for holding down assembly end away from first on bottom plate, second holds down assembly sets with the 3rd opposite and dislocation that holds down assembly
It puts；
First, which holds down assembly, includes the adjusting positioning seat of L-shaped horizontal layout, and the inside for adjusting positioning seat is determined equipped with diamond shape
Cushion block is sold in position, runs through on diamond positioning pin cushion block and is equipped with rhombus pin, the diamond positioning pin cushion block both sides opposite with adjusting positioning seat
Adjusting block is both provided between face；Described first, which holds down assembly, further includes to compress the pressing plate knot used with rhombus pin cooperation
Structure；
Second holds down assembly, the 3rd hold down assembly structure it is identical include be arranged on bottom plate equal height cushion block, be arranged on it is contour
Frustum equal-high base on cushion block and compress the pressure plate structure used with equal-high base cooperation；
The positioning component is three, is respectively the first positioning component, the second positioning component, the 3rd positioning component；First positioning
Component is located on bottom plate the corresponding one side that holds down assembly with first；Second positioning component be located on bottom plate second hold down assembly where
Side and it is close to the first position to hold down assembly；3rd positioning component is located on bottom plate the 3rd and holds down assembly to hold down assembly institute with first
Two sides corner；
First positioning component include being fixed on cylindrical positioning pins seat on bottom plate and with its perforative straight pin, the straight pin
Upper end sets protection head；
Second positioning component, the 3rd positioning component structure are identical to be included the equal height cushion block that is arranged on bottom plate and is arranged on contour
Equal-high base on cushion block.
2. a kind of automobile speed variator positioning clamp for machining according to claim 1, it is characterised in that：First positioning group
The mating setting guide frame of part, the second positioning component, the 3rd positioning component correspondence position, the guide frame include being arranged on bottom
Guide holder on plate and the guide rod being arranged on guide holder, guide rod are higher than straight pin.
3. a kind of automobile speed variator positioning clamp for machining according to claim 1 or 2, it is characterised in that：The bottom
Be inclined-plane at the position of the unlocked clamping positioning mechanism of top surface edge of plate, inclined-plane after automobile speed variator fixation its
Outer edge edge placement direction of corresponding position to bottom plate on bottom plate tilts down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613214.1U CN207447945U (en) | 2017-11-27 | 2017-11-27 | A kind of automobile speed variator positioning clamp for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613214.1U CN207447945U (en) | 2017-11-27 | 2017-11-27 | A kind of automobile speed variator positioning clamp for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207447945U true CN207447945U (en) | 2018-06-05 |
Family
ID=62275230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613214.1U Expired - Fee Related CN207447945U (en) | 2017-11-27 | 2017-11-27 | A kind of automobile speed variator positioning clamp for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207447945U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994644A (en) * | 2018-09-19 | 2018-12-14 | 宁波环亚机械制造有限公司 | Automobile filter aluminium seat processing and fixing device and holding method |
| CN109227168A (en) * | 2018-09-30 | 2019-01-18 | 西安煤矿机械有限公司 | A kind of explosion-proof covering board universal jig and fixture system |
| CN109676409A (en) * | 2018-12-29 | 2019-04-26 | 綦江齿轮传动有限公司 | Case of transmission mills the tooling of boring processing |
| CN110370189A (en) * | 2019-07-11 | 2019-10-25 | 安徽合力股份有限公司 | A kind of fixture for the processing of forklift gear-box cabinet intelligence producing line |
| CN110666550A (en) * | 2019-11-19 | 2020-01-10 | 长春工业大学 | Pneumatic triaxial anchor clamps of derailleur casing |
| CN112828619A (en) * | 2021-03-04 | 2021-05-25 | 一拖(洛阳)柴油机有限公司 | Adjustable fixture positioning device with two pins on one surface and positioning method |
| CN113305612A (en) * | 2021-06-11 | 2021-08-27 | 河北电机股份有限公司 | Hydraulic mould |
-
2017
- 2017-11-27 CN CN201721613214.1U patent/CN207447945U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108994644A (en) * | 2018-09-19 | 2018-12-14 | 宁波环亚机械制造有限公司 | Automobile filter aluminium seat processing and fixing device and holding method |
| CN108994644B (en) * | 2018-09-19 | 2019-09-10 | 宁波环亚机械制造有限公司 | Automobile filter aluminium seat processing and fixing device and holding method |
| CN109227168A (en) * | 2018-09-30 | 2019-01-18 | 西安煤矿机械有限公司 | A kind of explosion-proof covering board universal jig and fixture system |
| CN109676409A (en) * | 2018-12-29 | 2019-04-26 | 綦江齿轮传动有限公司 | Case of transmission mills the tooling of boring processing |
| CN110370189A (en) * | 2019-07-11 | 2019-10-25 | 安徽合力股份有限公司 | A kind of fixture for the processing of forklift gear-box cabinet intelligence producing line |
| CN110666550A (en) * | 2019-11-19 | 2020-01-10 | 长春工业大学 | Pneumatic triaxial anchor clamps of derailleur casing |
| CN112828619A (en) * | 2021-03-04 | 2021-05-25 | 一拖(洛阳)柴油机有限公司 | Adjustable fixture positioning device with two pins on one surface and positioning method |
| CN113305612A (en) * | 2021-06-11 | 2021-08-27 | 河北电机股份有限公司 | Hydraulic mould |
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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: 20180605 Termination date: 20201127 |