CN208895688U - A kind of clamping tooling of vehicle crankshaft outer circle - Google Patents
A kind of clamping tooling of vehicle crankshaft outer circle Download PDFInfo
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- CN208895688U CN208895688U CN201821635202.3U CN201821635202U CN208895688U CN 208895688 U CN208895688 U CN 208895688U CN 201821635202 U CN201821635202 U CN 201821635202U CN 208895688 U CN208895688 U CN 208895688U
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- crankshaft
- center hole
- outer circle
- rear end
- clamping tooling
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- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of clamping toolings of vehicle crankshaft outer circle, including chuck, T-slot, driving lever, D type gasket, hex nut, top, crankshaft, front end center hole, rear end center hole and rolling center；The chuck is equipped with the T-slot；The driving lever is mounted in the T-slot by the hex nut, and the lower section of the hex nut is equipped with the D type gasket；It is described top to be mounted on the chuck；The front end of the crankshaft is equipped with the front end center hole, and the rear end of crankshaft is equipped with the rear end center hole；The rolling center is mounted on the rear end of the crankshaft；The chuck hub is equipped with through-hole, and the top front end passes through the through-hole and is mounted in the front end center hole；The driving lever periphery is equipped with screw thread.The utility model can be used in the clamping tooling of vehicle crankshaft outer circle, and structure is simple, easy to operate, and clamping speed is fast, and outer circles are high.
Description
Technical field
The utility model relates to a kind of clamping toolings, more particularly, to a kind of clamping tooling of vehicle crankshaft outer circle.
Background technique
Crankshaft is the main rotary gadget of engine, and after loading onto connecting rod, the up and down motion that can accept connecting rod becomes shuttling movement,
It is an important parts on engine, material is made of structural carbon steel or spheroidal graphite cast-iron, and there are two important portions
Position is trunnion and connecting rod neck, and trunnion is installed on cylinder body, and connecting rod neck is connect with crank pin end pore, connecting rod small end hole and vapour
The cylinder piston connection, is a typical slider-crank mechanism, and the lubrication of crankshaft is primarily referred to as connecting with big end bearing shell and crankshaft
The lubrication of bar neck and the lubrication of both ends fixed point, the rotation of crankshaft is the power source of engine, and the source of entire mechanical system
Power, country's crankshaft production line majority is made of machine tool and special purpose machine tool at present, and production efficiency and the degree of automation are opposite
It is lower.
Traditional vehicle crankshaft Excircle machining method is that one end of crankshaft is clamped with scroll chuck, other end movable top pinnacle
Firmly, then by workpiece front end it is put into chuck, adjustment claw slightly clamps workpiece front end, then by the rolling center on tail stock
Rear end center hole to positive workpiece is simultaneously held out against, and is locked the jaws clamp on chuck later, is finally started lathe process crankshaft
Outer circle, this clamping method clamping is time-consuming and laborious, and labor intensity of workers is big, and processing cost is high, and inefficiency, stability is poor, outside
Round concentricity is low, and workpiece may rotate, and influence processing quality, and therefore, it is necessary to a kind of dresses of vehicle crankshaft outer circle
Tooling is pressed from both sides, clamping efficiency and outer circles is improved, guarantees the processing quality of workpiece, enhance the market competitiveness of enterprise.
Utility model content
The utility model aim is to provide that a kind of structure is simple and convenient to operate, clamping speed is fast, outer circles are high
The clamping tooling of vehicle crankshaft outer circle.
The utility model solve above-mentioned technical problem technical solution it is as follows: including chuck, T-slot, driving lever, D type gasket,
Hex nut, top, crankshaft, front end center hole, rear end center hole and rolling center；The chuck is equipped with the T-type
Slot；The driving lever is mounted in the T-slot by the hex nut, and the lower section of the hex nut is equipped with institute
The D type gasket stated；It is described top to be mounted on the chuck；It is top that the front end of the crankshaft is equipped with the front end
The rear end in hole, crankshaft is equipped with the rear end center hole；The rolling center is mounted on the rear end of the crankshaft.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the chuck hub are equipped with through-hole, and described is top
Front end pass through the through-hole and be mounted in the front end center hole, convenient for being arranged top in lathe spindle, front end
The top head of center hole face, more convenient operation, more rapidly, tooling is firmer for clamping, more stable.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the driving lever periphery are equipped with screw thread, the hexagonal
Driving lever is fixedly mounted in the T-slot by nut by the screw thread, and convenient for tightening hex nut, hex nut will be dialled
Bar is fixed, and D type gasket is arranged in hex nut lower part, and in order to which tooling is more stable, abrasion is smaller, is prolonged the service life.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the crankshaft rotates in an anti-clockwise direction, convenient for that will dial
Bar is put into position appropriate in T-slot, is put into D type gasket, tightens hex nut, is put into top in lathe spindle, prepares vehicle
Crankshaft outer circle loads onto workpiece, and workpiece front end center hole is to male center, by the rolling center on tail stock to the rear end of positive workpiece
Center hole is simultaneously held out against, and crankshaft is rotated counterclockwise and is adjacent to driving lever, starts lathe process crankshaft outer circle, in order to which tool structure more closes
Reason, starting is rapider, and clamping efficiency is higher.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the front end center hole and the rear end center hole
Setting is in the same horizontal line, high convenient for outer circles.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the rolling center include centre head, tail spindle and
Bearing holder (housing, cover)；The centre head is mounted on the front end of the tail spindle；The bearing is set on the tail spindle
Intermediate periphery, convenient for adjusting the model of rolling center according to the actual situation, the scope of application of tooling is wider, it is ensured that clamping efficiency
And product quality.
A kind of clamping tooling of vehicle crankshaft outer circle as described above, the centre head circular cone thin in the thick head in tail portion
Shape, the diameter of the rear end center hole are less than the tail diameter of centre head, will not all submerge to rear end and push up convenient for centre head
In pointed orifice, in order to safer stabilization, clamping efficiency is higher, it is ensured that the quality of product.
The preferred embodiment of clamping tooling as vehicle crankshaft outer circle, described is top top using Morse's taper, convenient for dress
Folder is more accurate, and product quality is higher；The Morse's taper is the international standard of a taper, for stationary fit with accurately fixed
Position, since taper very little can transmit certain torque using the principle of frictional force, and because being taper fit, it is possible to
Convenient disassembly, in a certain range of same taper, workpiece be free to dismount, while not interfere with again at work
Using effect, Morse's taper have 0,1,2,3,4,5,6 seven totally numbers, and taper value has certain variation, each model nominal diameter
Size is respectively 9.045,12.065,17.78,23.825,31.267,44.399,63.348, is mainly used for various cutters, respectively
Kind knife bar and machine tool chief axis hole taper.
The beneficial effects of the utility model are: the chuck of the utility model is equipped with T-slot；Driving lever is pacified by hex nut
In T-slot, the lower section of hex nut is equipped with D type gasket；It is top to be mounted on chuck；It is top that the front end of crankshaft is equipped with front end
The rear end in hole, crankshaft is equipped with rear end center hole；Rolling center is mounted on the rear end of crankshaft, and chuck hub is equipped with through-hole, top
Front end passes through through-hole and is mounted in the center hole of front end；Driving lever periphery is equipped with screw thread, and hex nut, which is fixed driving lever by screw thread, pacifies
In T-slot；Crankshaft rotates in an anti-clockwise direction；Front end center hole and the setting of rear end center hole are in the same horizontal line；Activity
Top includes centre head, tail spindle and bearing holder (housing, cover)；For centre head in thin coniform in the thick head in tail portion, the diameter of rear end center hole is small
In the tail diameter of centre head, the utility model can be used in the clamping tooling of vehicle crankshaft outer circle, and structure is simple, easy to operate,
Clamping speed is fast, and outer circles are high.
Detailed description of the invention
Fig. 1 is the perspective view of the clamping tooling of vehicle crankshaft outer circle in embodiment；
Fig. 2 is the scheme of installation of the clamping tooling of vehicle crankshaft outer circle in embodiment；
Fig. 3 is the side view of the clamping tooling of vehicle crankshaft outer circle in embodiment.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.
As shown in Figure 1, Figure 2 and Figure 3, a kind of clamping tooling of vehicle crankshaft outer circle, including chuck 1, T-slot 2, driving lever 3, D
Type gasket 4, hex nut 5, top 6, crankshaft 7, front end center hole 8, rear end center hole 9 and rolling center 10；The chuck 1
It is equipped with the T-slot 2；The driving lever 3 is mounted in the T-slot 2 by the hex nut 5, described
The lower section of hex nut 5 is equipped with the D type gasket 4；Described top 6 are mounted on the chuck 1；The crankshaft 7
Front end be equipped with the front end center hole 8, the rear end of crankshaft 7 is equipped with the rear end center hole 9；The rolling center 10
It is mounted on the rear end of the crankshaft 7.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, 1 center of chuck is equipped with through-hole 11, the top
The front end of point 6 passes through the through-hole 11 and is mounted in the front end center hole 8, convenient for being arranged top 6 in lathe spindle
Interior, the head of 8 face of front end center hole top 6, more convenient operation, more rapidly, tooling is firmer for clamping, more stable.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, 3 periphery of the driving lever is equipped with screw thread 12, and described six
Driving lever 3 is fixedly mounted in the T-slot 2 by angle nut 5 by the screw thread 12, convenient for tightening hex nut 5, hexagonal
Nut 5 is fixed by driving lever 3, and D type gasket 4 is arranged in 5 lower part of hex nut, in order to which tooling is more stable, wears smaller, extension use
Service life.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, the crankshaft 7 is rotated in an anti-clockwise direction, convenient for that will dial
Bar 3 is put into position appropriate in T-slot 2, is put into D type gasket 4, tightens hex nut 5, top 6 are put into lathe spindle, quasi-
Standby vehicle crankshaft outer circle, loads onto workpiece, workpiece front end center hole 8 is to male center 6, by the rolling center 10 on tail stock to positive work
The rear end center hole 9 of part is simultaneously held out against, and crankshaft 7 is rotated counterclockwise and is adjacent to driving lever 3, starts 7 outer circle of lathe process crankshaft, in order to
Tool structure is more reasonable, and starting is rapider, and clamping efficiency is higher.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, the front end center hole 8 and the rear end are top
Hole 9 is arranged in the same horizontal line, higher convenient for outer circles.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, the rolling center 10 includes centre head 13, top
Axis 14 and bearing holder (housing, cover) 15；The centre head 13 is mounted on the front end of the tail spindle 14；The bearing holder (housing, cover) 15 is arranged
In the intermediate periphery of the tail spindle 14, convenient for adjusting the model of rolling center 10, the applicable model of tooling according to the actual situation
It encloses wider, it is ensured that clamping efficiency and product quality.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, the centre head 13 circular cone thin in the thick head in tail portion
Shape, the diameter of the rear end center hole 9 are less than the tail diameter of centre head 13, will not all submerge convenient for centre head 13 rear
It holds in center hole 9, in order to safer stabilization, clamping efficiency is higher, it is ensured that the quality of product.
In one embodiment of the clamping tooling of vehicle crankshaft outer circle, described top 6 use 4# Morse's taper top 6, just
More accurate in clamping, product quality is higher；The Morse's taper is the international standard of a taper, for stationary fit with accurate
Positioning can since taper very little can transmit certain torque using the principle of frictional force, and because being taper fit
Easily to dismantle, in a certain range of same taper, workpiece be free to dismount, while will not influence again at work
To using effect, Morse's taper has 0,1,2,3,4,5,6 seven totally numbers, and taper value has certain variation, and each model nominal is straight
Diameter size is respectively 9.045,12.065,17.78,23.825,31.267,44.399,63.348, is mainly used for various cutters,
Various knife bars and machine tool chief axis hole taper.
The chuck 1 of the utility model is equipped with T-slot 2；Driving lever 3 is mounted in T-slot 2 by hex nut 5, hexagonal spiral shell
The lower section of mother 5 is equipped with D type gasket 4；Top 6 are mounted on chuck 1；The front end of crankshaft 7 is equipped with front end center hole 8, after crankshaft 7
End is equipped with rear end center hole 9；Rolling center 10 is mounted on the rear end of crankshaft 7, and 1 center of chuck is equipped with through-hole 11, top 6 front end
It is mounted in front end center hole 8 across through-hole 11；3 periphery of driving lever is equipped with screw thread 12, and hex nut 5 passes through screw thread 12 for driving lever 3
It is fixedly mounted in T-slot 2；Crankshaft 7 rotates in an anti-clockwise direction；Front end center hole 8 and rear end center hole 9 are arranged in same level
On line；Rolling center 10 includes centre head 13, tail spindle 14 and bearing holder (housing, cover) 15；The circular cone thin in the thick head in tail portion of centre head 13
Shape, the diameter of rear end center hole 9 is less than the tail diameter of centre head 13, in use, driving lever 3 is put into position appropriate in T-slot 2
It sets, is put into D type gasket 4, tightens hex nut 5, top 6 are put into lathe spindle, prepare vehicle crankshaft outer circle, load onto workpiece,
Rolling center 10 on tail stock to the rear end center hole 9 of positive workpiece and is held out against male center 6 by workpiece front end center hole 8,
Crankshaft 7 is rotated counterclockwise and is adjacent to driving lever 3, starts 7 outer circle of lathe process crankshaft.The utility model can be used in vehicle crankshaft outer circle
Clamping tooling, structure is simple, and easy to operate, clamping speed is fast, and outer circles are high.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (7)
1. a kind of clamping tooling of vehicle crankshaft outer circle, it is characterised in that: including chuck (1), T-slot (2), driving lever (3), D type pad
Piece (4), hex nut (5), top (6), crankshaft (7), front end center hole (8), rear end center hole (9) and rolling center (10)；
The chuck (1) is equipped with the T-slot (2)；The driving lever (3) is mounted on institute by the hex nut (5)
In the T-slot (2) stated, the lower section of the hex nut (5) is equipped with the D type gasket (4)；Described top (6) installation
On the chuck (1)；The front end of the crankshaft (7) is equipped with the front end center hole (8), and the rear end of crankshaft (7) is set
There is the rear end center hole (9)；The rolling center (10) is mounted on the rear end of the crankshaft (7).
2. the clamping tooling of vehicle crankshaft outer circle according to claim 1, it is characterised in that: described chuck (1) center is set
Have through-hole (11), the front end of top (6) passes through the through-hole (11) and is mounted in the front end center hole (8).
3. the clamping tooling of vehicle crankshaft outer circle according to claim 1, it is characterised in that: described driving lever (3) periphery is set
Have screw thread (12), driving lever (3) is fixedly mounted on the T-slot by the screw thread (12) by the hex nut (5)
(2) in.
4. the clamping tooling of vehicle crankshaft outer circle according to claim 1, it is characterised in that: the crankshaft (7) is counterclockwise
Direction rotation.
5. the clamping tooling of vehicle crankshaft outer circle according to claim 1, it is characterised in that: the front end center hole (8)
In the same horizontal line with rear end center hole (9) setting.
6. the clamping tooling of vehicle crankshaft outer circle according to claim 5, it is characterised in that: rolling center (10) packet
Include centre head (13), tail spindle (14) and bearing holder (housing, cover) (15)；The centre head (13) is mounted on the tail spindle (14)
Front end；The intermediate periphery of the tail spindle (14) is arranged in the bearing holder (housing, cover) (15).
7. the clamping tooling of vehicle crankshaft outer circle according to claim 6, it is characterised in that: the centre head (13) is in tail
Thin coniform in the thick head in portion, the diameter of the rear end center hole (9) is less than the tail diameter of centre head (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821635202.3U CN208895688U (en) | 2018-10-09 | 2018-10-09 | A kind of clamping tooling of vehicle crankshaft outer circle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821635202.3U CN208895688U (en) | 2018-10-09 | 2018-10-09 | A kind of clamping tooling of vehicle crankshaft outer circle |
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| Publication Number | Publication Date |
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| CN208895688U true CN208895688U (en) | 2019-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821635202.3U Active CN208895688U (en) | 2018-10-09 | 2018-10-09 | A kind of clamping tooling of vehicle crankshaft outer circle |
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| CN (1) | CN208895688U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193166A (en) * | 2021-12-17 | 2022-03-18 | 国营第六一六厂 | Clamp for finishing |
-
2018
- 2018-10-09 CN CN201821635202.3U patent/CN208895688U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193166A (en) * | 2021-12-17 | 2022-03-18 | 国营第六一六厂 | Clamp for finishing |
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