CN207255777U - A kind of bent axle car connecting rod neck fixture - Google Patents
A kind of bent axle car connecting rod neck fixture Download PDFInfo
- Publication number
- CN207255777U CN207255777U CN201721167510.3U CN201721167510U CN207255777U CN 207255777 U CN207255777 U CN 207255777U CN 201721167510 U CN201721167510 U CN 201721167510U CN 207255777 U CN207255777 U CN 207255777U
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- bent axle
- clamping body
- connecting rod
- clamping
- rod neck
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Abstract
The utility model discloses a kind of bent axle car connecting rod neck fixture, including：Spindle coupling disc；Clamping body, clamping body are equipped with holes for clamping, and holes for clamping is eccentrically set on clamping body, and clamping body is equipped with positioning pin；Positioning disk, it which is provided with the location hole for fixed crankshaft one end, location hole and holes for clamping coaxial line are set, the spacer pin for preventing bent axle to be freely rotated is additionally provided with positioning disk, positioning disk is equipped with locating slot, the cooperation of locating slot and positioning pin, for controlling the connecting rod neck and spindle coupling disc coaxial line of bent axle；Top component, it includes dead head and top, and dead head and spindle coupling disc coaxial line are set, and dead head is equipped with multiple mounting holes for stationary center, and the eccentricity of each mounting hole and dead head differs.When needing to process the axle journal of different eccentricities, it need to only select the clamping body adaptable with it and center hole installation top, therefore its simple in structure, easy to operate and work efficiency is higher, and easy to safeguard.
Description
Technical field
Clamp art is the utility model is related to, more particularly to a kind of bent axle car connecting rod neck fixture.
Background technology
Bent axle is common parts in machinery industry, it is widely used on the engines such as air compressor machine, vehicle, especially
Twin-tub bent axle is more widely applied.
There are two connecting rod necks being equipped with connecting rod on twin-tub bent axle, the prior art is mainly processed by special purpose machine tool,
But special purpose machine tool equipment price is expensive, and same type or the other positions of product can not be processed, secondly equipment operation is complicated, to behaviour
It is higher to make personnel requirement, frock debugging is relatively complicated in addition, therefore its maintenance cost is high and poor for applicability.
Therefore, how a kind of bent axle car connecting rod neck fixture is provided, is set with reducing operation difficulty, raising production efficiency, reducing
Standby cost, is the technical problem that those skilled in the art are badly in need of solving.
Utility model content
The purpose of this utility model is to provide a kind of bent axle car connecting rod neck fixture, can effectively solve machining crankshafts connecting rod neck
The problems such as traditional equipment operation difficulty is big, low production efficiency, high equipment cost.
In order to solve the above technical problems, the utility model provides following technical solution：
A kind of bent axle car connecting rod neck fixture, including：
Spindle coupling disc, it is connected with lathe spindle coaxial line；
Clamping body, it is connected with spindle coupling disc coaxial line, and clamping body is equipped with the holes for clamping for fixed crankshaft one end,
Holes for clamping is eccentrically set on clamping body, and clamping body is equipped with positioning pin；
Positioning disk, which is provided with the location hole for fixed crankshaft one end, and location hole and holes for clamping coaxial line are set, positioning
It is additionally provided with the spacer pin for preventing bent axle to be freely rotated on disk, positioning disk is equipped with locating slot, and locating slot and positioning pin are matched somebody with somebody
Close, for controlling the connecting rod neck and spindle coupling disc coaxial line of bent axle；
Top component, it includes dead head and top, and dead head and spindle coupling disc coaxial line are set, and dead head is equipped with
Multiple mounting holes for stationary center, the eccentricity of each mounting hole and dead head differ.
Preferably, the clamping body is equipped with open slot, and the open slot is connected with the holes for clamping, on the clamping body
It is additionally provided with and is mutually perpendicular to the open slot and is connected with fastening bolt through the threaded hole of the open slot, the threaded hole.
Preferably, the groove being oppositely arranged with the open slot is additionally provided with the clamping body.
Preferably, positioning pin is additionally provided with the clamping body, the positioning disk is equipped with and the positioning pin cooperates
Locating slot.
Preferably, the edge of the positioning disk is equipped with multiple locating slots.
Preferably, the positioning disk, which is equipped with, is used to holding out against the bent axle into the Top fastening screw in the location hole inner wall.
Compared with prior art, above-mentioned technical proposal has the following advantages：
A kind of bent axle car connecting rod neck fixture provided by the utility model, including：Spindle coupling disc, itself and lathe spindle are total to
Axis connects；Clamping body, it is connected with spindle coupling disc coaxial line, and clamping body is equipped with the clamping for fixed crankshaft one end
Hole, holes for clamping are eccentrically set on clamping body, and clamping body is equipped with positioning pin；Positioning disk, which is provided with for fixed crankshaft one
The location hole at end, location hole and holes for clamping coaxial line are set, and are additionally provided with positioning disk for preventing bent axle to be freely rotated spacing
Pin, positioning disk are equipped with locating slot, the cooperation of locating slot and positioning pin, and the connecting rod neck for controlling bent axle is total to spindle coupling disc
Axis；Top component, it includes dead head and top, and dead head and spindle coupling disc coaxial line are set, and dead head is equipped with more
A mounting hole for stationary center, the eccentricity of each mounting hole and dead head differ.When needing to process different bias
Away from axle journal when, need to only select the clamping body adaptable with it and center hole to install top, therefore its simple in structure, operation
Convenient and work efficiency is higher, and easy to safeguard.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the utility model or technical solution of the prior art
Attached drawing is briefly described needed in technology description, it should be apparent that, drawings in the following description are that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
A kind of bent axle car connecting rod neck fixture that Fig. 1 is provided by a kind of embodiment of the utility model can clamping zero
The structure diagram of part；
A kind of structural representation for bent axle car connecting rod neck fixture that Fig. 2 is provided by a kind of embodiment of the utility model
Figure；
A kind of clamping body for bent axle car connecting rod neck fixture that Fig. 3 is provided by a kind of embodiment of the utility model
Structure diagram；
A kind of positioning disk for bent axle car connecting rod neck fixture that Fig. 4 is provided by a kind of embodiment of the utility model
Structure diagram；
A kind of clamping body for bent axle car connecting rod neck fixture that Fig. 5 is provided by a kind of embodiment of the utility model and
The assembling structure schematic diagram of positioning disk；
A kind of dead head for bent axle car connecting rod neck fixture that Fig. 6 is provided by a kind of embodiment of the utility model
Main structure diagram；
A kind of dead head for bent axle car connecting rod neck fixture that Fig. 7 is provided by a kind of embodiment of the utility model
Side structure schematic view.
Reference numeral is as follows：
1 is spindle coupling disc, and 2 be clamping body, and 21 holes for clamping, 22 be open slot, and 23 be threaded hole, and 231 be fastening bolt,
24 be groove, and 25 be positioning pin, and 3 be positioning disk, and 31 be spacer pin, and 32 be location hole, and 33 be locating slot, and 34 is hold out against hole, and 4 are
Dead head, 41 be center hole, and 5 be top.
Embodiment
Just as described in the background section, the equipment of car crankshaft journal is not only inconvenient at present, maintenance cost is high, but also
Work efficiency is low.
On the basis of the studies above, the utility model embodiment provides a kind of bent axle car connecting rod neck fixture, when need
When processing the axle journal of different eccentricities, it need to only select the clamping body adaptable with it and center hole installation top, therefore
Its simple in structure, easy to operate and work efficiency is higher, and easy to safeguard.
It is understandable in order to enable the above-mentioned purpose of the utility model, feature and advantage to become apparent, it is right below in conjunction with the accompanying drawings
Specific embodiment of the present utility model is described in detail.
Detail is elaborated in the following description in order to fully understand the utility model.But the utility model can
Implemented with a variety of different from other manner described here, those skilled in the art can be without prejudice to the utility model connotation
In the case of do similar popularization.Therefore the utility model is from the limitation of following public embodiment.
Please refer to Fig.1-Fig. 7.
A kind of embodiment of the utility model provides a kind of bent axle car connecting rod neck fixture, including：Main shaft connects
Disk 1, it is connected with lathe spindle coaxial line；Clamping body 2, it is connected with 1 coaxial line of spindle coupling disc, and clamping body 2, which is equipped with, to be used
Holes for clamping 21 in fixed crankshaft one end, holes for clamping 21 are eccentrically set on clamping body 2, and clamping body 2 is equipped with positioning pin 25；It is fixed
Position disk 3, which is provided with the location hole 32 for fixed crankshaft one end, and location hole 32 and 21 coaxial line of holes for clamping are set, positioning disk 3
On be additionally provided with spacer pin 31 for preventing bent axle to be freely rotated, positioning disk 3 is equipped with locating slot 33, locating slot 33 and positioning pin
25 cooperation, for controlling the connecting rod neck and 1 coaxial line of spindle coupling disc of bent axle；Top 5 component, it includes top 54 and top
Point 5, top 54 and the setting of 1 coaxial line of spindle coupling disc, top 54 are equipped with multiple mounting holes for stationary center 5,
Each mounting hole and the eccentricity of top 54 differ.
Using fixture provided in this embodiment, first spindle coupling disc 1 is fixed on lathe spindle, then can be by multiple
Clamping body 2 is fixed on spindle coupling disc 1 by soket head cap screw, wherein should ensure that both are in the position of coaxial line, processing is bent
During axle journal I on axis, it will be close to the location hole 32 that one end of the axle journal I is threaded through on positioning disk 3 and be fixed, then by bent axle
This end be threaded through in the holes for clamping 21 on clamping body 2, the wherein eccentricity of holes for clamping 21 and the eccentricity of axle journal I should be equal,
To ensure that axle journal I makees coaxial rotary motion with lathe spindle, eccentricity and the equal fixation of I eccentricity of axle journal are finally selected
Hole, to install top 5, holds out against one end away from main shaft on bent axle, you can complete clamping by top 5.
The fixture provided by above-described embodiment, when needing to process the axle journal of different eccentricities, need to only select and its phase
The clamping body 2 of adaptation and top 5 hole 41 install top 5, thus its simple in structure, easy to operate and work efficiency compared with
Height, and easy to safeguard.
It should be noted that the eccentricity size 16 in top 5 hole 41 on top 54 shown in attached drawing 7,20,22,
24 are merely illustrative, and may also set up top 5 hole 41 of more different eccentricities, specifically can be depending on actual conditions.
Further, clamping body 2 is equipped with open slot 22, and open slot 22 is connected with holes for clamping 21, is additionally provided with clamping body 2
It is mutually perpendicular to open slot 22 and is connected with fastening bolt 231 through the threaded hole 23 of open slot 22, threaded hole 23.
By screwing fastening bolt 231, you can bent axle is clamped on clamping body 2, after processing axle journal, is reversely screwed
Fastening bolt 231, you can remove bent axle.
For the ease of bent axle is clamped on clamping body 2, the groove being oppositely arranged with open slot 22 is additionally provided with clamping body 2
24.Wherein occur to reduce the situation of stress concentration, circular arc can be set in 24 root of groove.
In the present embodiment, positioning pin 25 is additionally provided with clamping body 2, positioning disk 3 is equipped with and positioning pin 25 cooperates
Locating slot 33.By the mutual cooperation of positioning pin 25 and locating slot 33, it can prevent clamping body 2 from producing opposite turn with positioning disk 3
It is dynamic.
Further, the edge of positioning disk 3 is equipped with multiple locating slots 33.Pass through one of locating slot 33 and positioning pin 25
Mutual cooperation, can control connecting rod neck and 1 coaxial line of spindle coupling disc of different angle, therefore the applicable model of the fixture can be improved
Enclose.Such as the lower edges of positioning disk 3 shown in Fig. 4 respectively set a locating slot 33, when the axle journal II for needing manuscript 1
When, unclamp top 5 and back out the fastening bolt 231 on clamping body 2, bent axle is rotated 180 °, makes the locating slot of 3 bottom of positioning disk
33 coordinate with the positioning pin 25 on clamping body 2, then boring-and-turning mill main shaft so that top 5 hold out against bent axle, tighten fastening again afterwards
Bolt 231 fixes bent axle, you can starts lathe process axle journal II.
In order to improve the stability that bent axle is threaded through on positioning disk 3, positioning disk 3, which is equipped with, to be used to hold out against on bent axle positioning
The Top fastening screw of 32 inner wall of hole.Wherein one plane can be set in the side of positioning disk 3, then set one by the plane and determine
What position hole 32 was interconnected holds out against hole 34, and Top fastening screw, which is arranged on, to be held out against in hole 34, can be from radially by tightening Top fastening screw
Direction holds out against bent axle on 32 inner wall of location hole.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Topic provided by the utility model is described in detail above.Specific case used herein is to this reality
It is set forth with new principle and embodiment, the explanation of above example is only intended to help to understand the utility model
Method and its core concept.It should be pointed out that for those skilled in the art, the utility model is not being departed from
On the premise of principle, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls into this practicality
In new scope of the claims.The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field
Realize or use the utility model.A variety of modifications to these embodiments will be for those skilled in the art it is aobvious and
It is clear to, the general principles defined herein can without departing from the spirit or scope of the present utility model, at it
Realized in its embodiment.Therefore, the utility model is not intended to be limited to the embodiments shown herein, and be to fit to
The consistent most wide scope of the principles and novel features disclosed herein.
Claims (5)
- A kind of 1. bent axle car connecting rod neck fixture, it is characterised in that including：Spindle coupling disc, it is connected with lathe spindle coaxial line；Clamping body, it is connected with the spindle coupling disc coaxial line, and the clamping body is equipped with the folder for fixed crankshaft one end Tieholen, the holes for clamping are eccentrically set on the clamping body, and the clamping body is equipped with positioning pin；Positioning disk, which is provided with the location hole for fixing described bent axle one end, the location hole and the holes for clamping coaxial line Set, the spacer pin for preventing the bent axle to be freely rotated is additionally provided with the positioning disk, the positioning disk is equipped with positioning Groove, the cooperation of the locating slot and the positioning pin, the connecting rod neck for controlling the bent axle are coaxial with the spindle coupling disc Line；Top component, it includes dead head and top, the dead head and spindle coupling disc coaxial line setting, described top Seat be equipped with it is multiple be used to fix the top mounting hole, the eccentricity of each mounting hole and the dead head not phase Together.
- 2. bent axle car connecting rod neck fixture according to claim 1, it is characterised in that the clamping body is equipped with open slot, The open slot is connected with the holes for clamping, is additionally provided with the clamping body and is mutually perpendicular to the open slot and is opened through described The threaded hole of mouth groove, the threaded hole are connected with fastening bolt.
- 3. bent axle car connecting rod neck fixture according to claim 2, it is characterised in that be additionally provided with the clamping body with it is described The groove that open slot is oppositely arranged.
- 4. bent axle car connecting rod neck fixture according to claim 3, it is characterised in that the edge of the positioning disk is equipped with multiple The locating slot.
- 5. bent axle car connecting rod neck fixture according to any one of claims 1 to 4, it is characterised in that set on the positioning disk It is useful for holding out against the bent axle into the Top fastening screw in the location hole inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167510.3U CN207255777U (en) | 2017-09-12 | 2017-09-12 | A kind of bent axle car connecting rod neck fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721167510.3U CN207255777U (en) | 2017-09-12 | 2017-09-12 | A kind of bent axle car connecting rod neck fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207255777U true CN207255777U (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721167510.3U Active CN207255777U (en) | 2017-09-12 | 2017-09-12 | A kind of bent axle car connecting rod neck fixture |
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| CN (1) | CN207255777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079168A (en) * | 2018-10-11 | 2018-12-25 | 中车戚墅堰机车车辆工艺研究所有限公司 | Crankshaft processing device and processing method |
-
2017
- 2017-09-12 CN CN201721167510.3U patent/CN207255777U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109079168A (en) * | 2018-10-11 | 2018-12-25 | 中车戚墅堰机车车辆工艺研究所有限公司 | Crankshaft processing device and processing method |
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