CN206883257U - Support spring gapless high accuracy positioning clamping tool in a kind of spindle - Google Patents
Support spring gapless high accuracy positioning clamping tool in a kind of spindle Download PDFInfo
- Publication number
- CN206883257U CN206883257U CN201720746454.2U CN201720746454U CN206883257U CN 206883257 U CN206883257 U CN 206883257U CN 201720746454 U CN201720746454 U CN 201720746454U CN 206883257 U CN206883257 U CN 206883257U
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- CN
- China
- Prior art keywords
- support spring
- spring
- core bar
- interior support
- plate
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses support spring gapless high accuracy positioning clamping tool in a kind of spindle, including base, the base is provided with support spring component and multi-diameter shaft fixation kit in two sets, the base includes two pieces with positioning supporting plate, the positioning supporting plate upper end is provided with one through the bushing for positioning supporting plate, the bushing endoporus is taper, the interior support spring component includes the guide pin bushing being fixed in positioning supporting plate, the cylinder being fixed on guide pin bushing, it is extended through the interior support spring of bushing, the inside of the interior support spring is provided with the core bar that one end passes through baffle plate, the part that the core bar is located in interior support spring is provided with a push pedal, a spring is provided between interior support spring inner pushing plate and the end of interior support spring, support spring movement in being promoted during the movement of core bar inside support spring end by spring, the piston connection of the core bar and cylinder.Clamping tool motion process accurate positioning of the present utility model, rigidity is strong after the workpiece that is fixedly clamped, and each moving component speed of service is fast, adds assembly and disassembly workpiece efficiency very high.
Description
Technical field
It the utility model is related to support spring gapless high accuracy positioning clamping tool in a kind of spindle.
Background technology
Knuckle is one of major part on steering axle of automobile, and the function of knuckle is subject to automotive front load, branch
Hold and drive front-wheel to be rotated around stub and make motor turning.Under motoring condition, it subjects changeable shock loading, because
This, it is desirable to it has very high intensity and machining accuracy.
The end face of spindle and the precision of cone hole machine directly affect the quality of product, at present numerically controlled lathe plus
Work precision can meet production requirement, therefore turn into shadow for fixing the design of the clamp fixture of knuckle workpiece and fixed mechanism
Ring the key factor of the public quality of spindle.Existing spindle fixture includes manual or hydraulically operated fixture, and one
Individual fixture installs a knuckle, needs to rotate a certain angle on lathe pallet when knuckle is washed one's face, this is to produce
Raw error influences machining accuracy, and processes after finished piece(s) and dismantle slow, influences processing efficiency.
Utility model content
The utility model is in order to make up the deficiencies in the prior art, there is provided support spring gapless is high-precision in a kind of spindle
Degree positioning clamping tool.
The utility model is achieved by the following technical solution：Support spring gapless is high-precision fixed in a kind of spindle
Position clamping tool, including base, the base are provided with support spring component and multi-diameter shaft fixation kit in two sets, and the base includes
Two pieces of positioning supporting plates for being used to fix support spring component in two sets respectively, the positioning supporting plate upper end are provided with one through positioning branch
The bushing of fagging, the bushing endoporus are taper, and the interior support spring component includes guide pin bushing, the fixation being fixed in positioning supporting plate
In the cylinder on guide pin bushing, the interior support spring of bushing is extended through, the bottom of the interior support spring is provided with a baffle plate, the interior support spring
Inside is provided with the core bar that one end passes through baffle plate, the rear portion of the interior support spring be provided with one can with the location division of bushing inner hole,
The part that the core bar is located in interior support spring is provided with a push pedal, and a bullet is provided between interior support spring inner pushing plate and the end of interior support spring
Spring, core bar pass through spring, can be promoted by spring during the inside support spring end movement of core bar in support spring movement, the core bar and cylinder
Piston connection；The multi-diameter shaft fixation kit includes the swash plate on base, the location-plate on swash plate and is fixed on
It is used for the hold-down mechanism of fixed step axle on base.
With improvement, it is connected through a screw thread between the piston rod of the core bar and cylinder.It can be passed through using the technical program
Connection distance between threaded adjusting core bar and cylinder piston, so as to adjust the expanding force of interior support spring spring valve.
Further, the hold-down mechanism includes an oil cylinder being fixed on base, and the piston of the oil cylinder stretches into swash plate
Interior and one connecting rod of connection, the end of the connecting rod are provided with a briquetting, a blob of viscose are provided between the briquetting and multi-diameter shaft, oil
Cylinder piston promotes connecting rod, and blob of viscose is pressed on into multi-diameter shaft surface by briquetting.It can be led to using the technical program with using oil cylinder
Cross blob of viscose and multi-diameter shaft is extruded into fixation, prevent multi-diameter shaft from rotating in process, influence crudy.
Further, the base includes bottom plate, be fixed with the bottom plate riser and for strengthen fixed board with
The floor of bottom plate, positioning supporting plate, swash plate and the oil cylinder are fixed on riser.
Further, location-plate is provided with a backing plate.
In use, the ladder shaft portion of workpiece is positioned on location-plate, axle portion is leaned against on backing plate, and cylinder promotes core bar to move
Dynamic and compression spring simultaneously, interior support spring rapidly enters the positioning of workpiece positioning hole under spring thrust.After interior support spring positions workpiece,
Cylinder still promotes core bar to advance, until the location division of interior support spring enters, bushing positioning is motionless, and now core bar continues to move to, and core bar is in
The end of taper and the interior tapering of interior support spring spring valve, which are fitted close, makes interior support spring spring valve spreading, so as to be positioned in workpiece positioning hole
Workpiece；After interior support spring positioning Zhang Jin's workpiece, start oil cylinder, oil cylinder promotes briquetting by connecting rod, blob of viscose is pressed in workpiece ladder
Axle surface, blob of viscose deform under oil cylinder working-pressure, with the identical circular arc state parcel axle portion of workpiece, produce thrust, avoid workpiece from existing
Unstable and skew during processing.When dismantling workpiece, the piston rod retraction blob of viscose of oil cylinder releases with multi-diameter shaft surface；The work of cylinder
Stopper rod bounces back, core bar return in the presence of the pulling force and spring of cylinder, and when the push pedal of core bar is returned at baffle plate, core bar pulls
Baffle plate makes the location division of interior support spring be separated with bushing inner conical surface, and interior support spring retracts and deviate from from workpiece positioning hole.
The beneficial effects of the utility model are：The utility model is opened by cylinder promotes core bar to advance, core bar compression spring
And support spring enters workpiece positioning hole in promoting, and the location division conical surface of interior support spring is set to enter the inner conical surface positioning of bushing, Ran Houxin
The boom end conical surface and interior support spring inner conical surface fit through the expanding force of spring valve by workpiece, clamp assembly motion process accurate positioning,
It is fixedly clamped after workpiece rigidly by force, and coordinate oil cylinder fixed step shaft portion, is highly resistant to resistance to cutting during working condition,
Meet workpiece main aperture and the requirement of machined surface perpendicularity；Other the utility model is rational in infrastructure, and each moving component speed of service is fast, adds
Assembly and disassembly workpiece efficiency is very high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model multi-diameter shaft fixation kit part；
Fig. 3 is Fig. 1 top view.
Wherein 1, base, 2, bottom plate, 3, riser, 4, floor, 5, multi-diameter shaft, 6, positioning supporting plate, 7, bushing, 8, guide pin bushing,
9th, cylinder, 10, interior support spring, 11, baffle plate, 12, core bar, 13, push pedal, 14, spring, 15, swash plate, 16, location-plate, 17, backing plate,
18th, oil cylinder, 19, connecting rod, 20, briquetting, 21, blob of viscose, 22, location division, 23, workpiece.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
Support spring gapless high accuracy positioning clamping tool in a kind of spindle as shown in Fig. 1 to Fig. 3, including base
1, the base includes bottom plate 2, and a riser 3 and the floor for strengthening fixed board 3 and bottom plate 2 are fixed with the bottom plate 2
4, the riser 3 is provided with support spring component and multi-diameter shaft fixation kit in two sets, and riser 3 is provided with two pieces and is used to fix two respectively
The positioning supporting plate 6 of support spring component in set, positioning supporting plate 6 upper end are provided with one through the bushing 7 for positioning supporting plate 6, institute
It is taper to state the endoporus of bushing 7, and interior support spring component includes the guide pin bushing 8 being fixed in positioning supporting plate 6, the gas being fixed on guide pin bushing 8
Cylinder 9, the interior support spring 10 for being extended through bushing 7, the bottom of the interior support spring 10 are provided with a baffle plate 11, the interior support spring 10
Inside is provided with the core bar 12 that one end passes through baffle plate 11, and the rear portion of the interior support spring 10 can be with the inner hole of bushing 7 provided with one
Location division 22, the part that the core bar 12 is located in interior support spring are provided with a push pedal 13, the interior inner pushing plate 13 of support spring 10 and interior support spring 10
End between be provided with a spring 14, core bar 12 passes through spring 14, can pass through spring during the inside end of support spring 10 movement of core bar 12
Support spring 10 is moved in 14 promotions, and the rear end of core bar 12 and the piston of cylinder 9 are connected through a screw thread；Multi-diameter shaft fixation kit includes setting
In the swash plate 15 on riser 3, the location-plate 16 on swash plate 15 and it is fixed on the compression on riser 3 for fixed step axle 5
Mechanism, the part contacted with multi-diameter shaft 5 on location-plate 16 are provided with a backing plate 17.
Hold-down mechanism includes an oil cylinder 18 being fixed on riser 3, and the piston of the oil cylinder 18 is stretched into swash plate 15 and connected
A connecting rod 19 is connect, the end of connecting rod 19 is provided with a briquetting 20, a blob of viscose 21, oil cylinder are provided between briquetting 20 and multi-diameter shaft 5
18 piston promotes connecting rod 19, and blob of viscose 21 is pressed on into the surface of multi-diameter shaft 5 by briquetting 20.
In use, the part of multi-diameter shaft 5 of workpiece is positioned on location-plate 16, now the surface of multi-diameter shaft 5 is affixed on backing plate
On 17, cylinder 9 promotes the movement of core bar 12 and simultaneously compression spring 14, and interior support spring 10 rapidly enters workpiece and determined under the thrust of spring 14
The positioning of position hole.After interior support spring 10 positions workpiece 23, cylinder 9 still promotes core bar 12 to advance, until the location division 22 of interior support spring 10
Motionless into bushing positioning, now core bar 12 continues to move to, the tapered end of core bar 12 and the interior tapering of the interior spring valve of support spring 10
Tight fit makes the interior spring valve spreading of support spring 10, so as in the positioning hole internal expanding clamping of workpieces 23 of workpiece 23；The interior locating tensioning of support spring 10
After workpiece, starting oil cylinder 18, oil cylinder 18 promotes briquetting 20 by connecting rod 19, blob of viscose 21 is pressed in the surface of 23 multi-diameter shaft of workpiece 5,
Blob of viscose 21 deforms under the pressure of oil cylinder 18, with the identical circular arc state parcel axle portion of workpiece 23, produces thrust, avoids workpiece 23 from existing
Unstable and skew during processing.When dismantling workpiece, the piston rod retraction of oil cylinder 18, glue, 21 release with the surface of multi-diameter shaft 5；Gas
The piston rod retraction of cylinder 9, the return in the presence of the pulling force and spring 14 of cylinder 9 of core bar 12, when the push pedal 13 of core bar 12 returns to
Core bar 12 pulls baffle plate 11 location division 22 of interior support spring 10 is separated with the inner conical surface of bushing 7 when at baffle plate 11, and interior support spring 10 retracts
And deviate from from the positioning hole of workpiece 23.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deformation still in protection model of the present utility model
Within enclosing.
Claims (4)
- A kind of 1. support spring gapless high accuracy positioning clamping tool in spindle, it is characterised in that：Including base, the bottom Seat is provided with support spring component and multi-diameter shaft fixation kit in two sets, and the base includes two pieces and is used to fix support spring in two sets respectively The positioning supporting plate of component, the positioning supporting plate upper end are provided with one and are through the bushing for positioning supporting plate, the bushing endoporus Taper, the interior support spring component include being fixed on the guide pin bushing positioned in supporting plate, the cylinder being fixed on guide pin bushing, are extended through The interior support spring of bushing, the bottom of the interior support spring are provided with a baffle plate, and the inside of the interior support spring is provided with one end through baffle plate Core bar, the rear portion of the interior support spring, which is provided with one, to be located at the portion in interior support spring with the location division of bushing inner hole, the core bar A push pedal is arranged with, is provided with a spring between interior support spring inner pushing plate and the end of interior support spring, core bar passes through spring, and core bar is to inner support Support spring movement in being promoted during the movement of spring end by spring, the piston connection of the core bar and cylinder；The multi-diameter shaft is fixed Component includes the swash plate on base, the location-plate on swash plate and is fixed on base the compression for being used for fixed step axle Mechanism.
- 2. support spring gapless high accuracy positioning clamping tool in spindle as claimed in claim 1, it is characterised in that：Institute State and be connected through a screw thread between core bar and the piston rod of cylinder.
- 3. support spring gapless high accuracy positioning clamping tool in spindle as claimed in claim 1, it is characterised in that：Institute Stating hold-down mechanism includes an oil cylinder being fixed on base, and the piston of the oil cylinder stretches into swash plate and connects a connecting rod, institute The end for stating connecting rod is provided with a briquetting, and a blob of viscose is provided between the briquetting and multi-diameter shaft, and oil cylinder piston promotes connecting rod, leads to Cross briquetting and blob of viscose is pressed on multi-diameter shaft surface.
- 4. support spring gapless high accuracy positioning clamping tool in spindle as claimed in claim 3, it is characterised in that：Institute Stating base includes bottom plate, and a riser and the floor for strengthening fixed board and bottom plate, positioning support are fixed with the bottom plate Plate, swash plate and oil cylinder are fixed on riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746454.2U CN206883257U (en) | 2017-06-26 | 2017-06-26 | Support spring gapless high accuracy positioning clamping tool in a kind of spindle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720746454.2U CN206883257U (en) | 2017-06-26 | 2017-06-26 | Support spring gapless high accuracy positioning clamping tool in a kind of spindle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206883257U true CN206883257U (en) | 2018-01-16 |
Family
ID=61316968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720746454.2U Expired - Fee Related CN206883257U (en) | 2017-06-26 | 2017-06-26 | Support spring gapless high accuracy positioning clamping tool in a kind of spindle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206883257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238778A (en) * | 2019-05-30 | 2019-09-17 | 常州腾龙汽车零部件股份有限公司 | A kind of high-performing car heat exchange drier receiver mounting tool |
-
2017
- 2017-06-26 CN CN201720746454.2U patent/CN206883257U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110238778A (en) * | 2019-05-30 | 2019-09-17 | 常州腾龙汽车零部件股份有限公司 | A kind of high-performing car heat exchange drier receiver mounting tool |
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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: 20180116 Termination date: 20210626 |