CN204639897U - A kind of fixture for clamping control piston - Google Patents
A kind of fixture for clamping control piston Download PDFInfo
- Publication number
- CN204639897U CN204639897U CN201520158522.4U CN201520158522U CN204639897U CN 204639897 U CN204639897 U CN 204639897U CN 201520158522 U CN201520158522 U CN 201520158522U CN 204639897 U CN204639897 U CN 204639897U
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- CN
- China
- Prior art keywords
- drive
- control piston
- driving wheel
- driven pulley
- bearing
- 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 provides a kind of fixture for clamping control piston, relates to field of fixtures.It comprises: positioner, and comprise bearing, backstay and wishbone, backstay is connected to bearing, and for locating, clamping the afterbody of control piston, wishbone is fixed on bearing, and wishbone has can the groove of in the vertical direction support and control piston; Drive unit, comprises driving wheel, and motor shaft through the centre bore of driving wheel, and is fixedly connected with driving wheel, drives driving wheel to rotate when motor shaft is rotated; Transmission device, comprises driven pulley, and control piston through the centre bore of driven pulley, and is fixedly connected with driven pulley, drives control piston to rotate when driven pulley is rotated.This fixture accurate positioning, dimensional uniformity is good, improves this process quality, ensures following process quality better.
Description
Technical field
The utility model relates to field of fixtures, particularly relates to a kind of fixture for clamping control piston.
Background technology
When grinding control piston 240, need to use fixture to clamp to control piston 240.As shown in Figure 1, in prior art, to clamp mainly through the existing scroll chuck 110 of lathe and backstay carries out clamping and locating.But this clamping device because of clamping position very little and control piston 240 is oversize, clamping uniformity cannot be ensured, cause the little cylindrical of control piston 240 processed to beat seriously overproof, be difficult to this process quality of guarantee like this, thus affect following process.In addition, the complicated operation of this device, efficiency is not high.
Utility model content
An object of the present utility model to provide a kind of structural design more reasonable, when making machining control piston, can ensure the uniformity of size, thus better ensure the fixture of following process quality.
Another object of the present utility model makes the operation of fixture more simple, thus can raise the efficiency.
In order to realize above-mentioned one or more object, the utility model provides a kind of fixture for clamping control piston, comprise: positioner, comprise bearing, backstay and wishbone, described backstay is connected to described bearing, for locating, clamping the afterbody of described control piston, described wishbone is fixed on described bearing, and described wishbone has and can support the groove of described control piston by the vertical direction; Drive unit, comprises driving wheel, and the motor shaft through the centre bore of described driving wheel is fixedly connected with described driving wheel, drives described driving wheel to rotate when described motor shaft is rotated; Transmission device, comprises driven pulley, and described control piston through the centre bore of described driven pulley, and is fixedly connected with described driven pulley, drives described control piston to rotate when described driven pulley is rotated.
Alternatively, described transmission device also comprises power transmission shaft, axle sleeve, the first drive, the second drive, the first belt, the second belt, described axle sleeve is arranged on described bearing, the two ends of described power transmission shaft are fixedly connected with described first drive, described second drive respectively, described first drive is connected by the first belt with described driving wheel, and described second drive is connected by the second belt with described driven pulley.
Alternatively, described transmission device also comprises deep groove ball bearing, between the inwall of described deep groove ball bearing at the two ends of described axle sleeve and described power transmission shaft.
Alternatively, described deep groove ball bearing is anchored on described axle sleeve with screw plug.
Alternatively, the outside of described first drive is provided with circlip, and the outside of described second drive is provided with circlip.
Alternatively, described driving wheel is fixed on described motor shaft with jackscrew.
Alternatively, described first drive is fixed on described power transmission shaft with type thin flat key.
Alternatively, described second drive is fixed on described power transmission shaft with jackscrew.
Alternatively, described wishbone has starting stave, the second riser, transverse slat, and described starting stave is provided with described groove, and described second riser is provided with described groove, and described starting stave is parallel with described second riser and be vertically connected at described transverse slat.
Alternatively, described bearing has boss, and described backstay is removably connected to described boss.
The wishbone that fixture of the present utility model passes due to the backstay and confession piston with the afterbody of positioning control piston, therefore accurate positioning, dimensional uniformity is good, improves this process quality, ensures following process quality better.
Further, relative to prior art, clamp structure of the present utility model is simple and clear, therefore easy and simple to handle, can greatly enhance productivity,
According to hereafter by reference to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present utility model more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present utility model with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the structural representation of the fixture for clamping control piston according to prior art;
Fig. 2 is the structural representation of fixture according to the utility model embodiment and control piston;
Fig. 3 is the structural representation of driven pulley embodiment illustrated in fig. 2 and the second drive.
Detailed description of the invention
Fig. 2 is the structural representation of fixture according to the utility model embodiment and control piston 240.Fig. 2 discloses a kind of fixture for clamping control piston 240, and it is for after clamping control piston 240, and control piston 240 and emery wheel 100 rub.Fixture generally at least comprises positioner, drive unit, transmission device.Positioner comprises bearing 210, backstay 220 and wishbone 230.Bearing 210 can be connected on lathe by screw etc.Backstay 220 is generally connected to bearing 210 by the mode of removably connecting that such as screw connects, and for locating, clamping the afterbody of control piston 240, makes horizontal or other shapes of control piston 240.Adjustment backstay 220 and control piston 240, can lock the control piston 240 inserting backstay 220.Wishbone 230 is fixed on bearing 210, is arranged between backstay 220 and emery wheel 100, and wishbone 230 has can the groove of in the vertical direction support and control piston 240.Drive unit comprises driving wheel 310, and motor shaft through the centre bore of driving wheel 310, and is fixedly connected with driving wheel 310 (such as passing through jackscrew), drives driving wheel 310 to rotate when motor shaft is rotated.Transmission device comprises driven pulley 410, driven pulley 410 is directly or indirectly driven to rotate when driving wheel 310 rotates, control piston 240 through the centre bore of driven pulley 410, and is fixedly connected with driven pulley 410, drives control piston 240 to rotate when driven pulley 410 is rotated.
Fig. 3 is driven pulley 410 embodiment illustrated in fig. 2 and the structural representation of the second drive 450.Composition graphs 2 and Fig. 3 known, in embodiment of the present utility model, transmission device also can comprise power transmission shaft 420, axle sleeve 430, first drive, second drive, first belt 460, second belt 470, axle sleeve 430 is arranged on bearing 210, one end (one end near driving wheel 310) of power transmission shaft 420 is fixedly connected with the first drive 440 (such as by type thin flat key 441), the other end (one end near driven pulley 410) of power transmission shaft 420 is fixedly connected with (such as passing through jackscrew) with the second drive 450, first drive 440 is connected by the first belt 460 with driving wheel 310, second drive 450 is connected by the second belt 470 with driven pulley 410.The outside of the first drive 440 can be provided with circlip 421, and the outside of the second drive 450 can be provided with circlip 421, the fixation that circlip 421 prevents the first drive 440, second drive 450 from coming off.In other embodiments of the present utility model, driving wheel 310 and driven pulley 410 have other connected modes, and such as the two is directly connected by belt.
In embodiment of the present utility model, transmission device also can comprise deep groove ball bearing 480, between the inwall of deep groove ball bearing 480 at the two ends of axle sleeve 430 and power transmission shaft 420.Deep groove ball bearing 480 can be anchored on axle sleeve 430 with screw plug 490.
In an embodiment of the present utility model, wishbone 230 has starting stave, the second riser, transverse slat, and starting stave is provided with groove, and the second riser is provided with groove, and starting stave is parallel with the second riser and be vertically connected at transverse slat.
In another embodiment of the present utility model, bearing 210 has boss 211, and backstay 220 is removably connected to boss 211.
In an embodiment of the present utility model, the assembling process of the various piece of fixture of the present utility model can be as follows.The assembling process of positioner is: backstay 220 and wishbone 230 are loaded bearing 210 relevant position and use screw fastening.The assembling process of drive unit is: motor shaft will overlap driving wheel 310 and utilize jackscrew to fix.The assembling process of transmission device is: first load in axle sleeve 4303 by power transmission shaft 420, axle sleeve 430 two ends are respectively charged into deep groove ball bearing 480 again, and it is fastening with screw plug, dust cap is provided with outside deep groove ball bearing 480, finally the first drive 440 and the second drive 450 are contained in respectively the left and right sides of power transmission shaft 420, and fix with circlip for shaft 421; First belt 460 (O type circle 185*5.3) connects driving wheel 310 and the first drive 440 completes transmission, and the second drive 450 has been connected transmission by belt (O type circle 185*5.3) with the driven pulley 410 passed by control piston 240.
In use, first the fixture assembled can be arranged on lathe, and adjust horizontal direction and above-below direction, after adjusting, get final product processing work.The using method of fixture of the present utility model is: first insert in drive endoporus by control piston 240, be placed on together on wishbone 230 again, and put belt, start lathe, control piston on driven by motor belt pulley 240 turns, lathe emery wheel 100 carries out grinding.
The fixture of this utility model uses the mode of the large excircle orientation of control piston 240, belt pulley clamping, easy and simple to handle, and is learnt by repetitive measurement checking, and its accurate positioning, dimensional uniformity is good, can meet the quality requirement of this operation completely.Therefore, substantially increase production efficiency, improve this process quality, ensure following process quality better.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present utility model is illustrate and described herein detailed, but, when not departing from the utility model spirit and scope, still can directly determine or derive other modification many or amendment of meeting the utility model principle according to content disclosed in the utility model.Therefore, scope of the present utility model should be understood and regard as and cover all these other modification or amendments.
Claims (10)
1. for a fixture for clamping control piston, it is characterized in that, comprising:
Positioner, comprise bearing, backstay and wishbone, described backstay is connected to described bearing, for locating, clamping the afterbody of described control piston, described wishbone is fixed on described bearing, and described wishbone has and can support the groove of described control piston by the vertical direction;
Drive unit, comprises driving wheel, and the motor shaft through the centre bore of described driving wheel is fixedly connected with described driving wheel, drives described driving wheel to rotate when described motor shaft is rotated;
Transmission device, comprises driven pulley, and described control piston through the centre bore of described driven pulley, and is fixedly connected with described driven pulley, drives described control piston to rotate when described driven pulley is rotated.
2. fixture according to claim 1, is characterized in that,
Described transmission device also comprises power transmission shaft, axle sleeve, the first drive, the second drive, the first belt, the second belt, described axle sleeve is arranged on described bearing, the two ends of described power transmission shaft are fixedly connected with described first drive, described second drive respectively, described first drive is connected by the first belt with described driving wheel, and described second drive is connected by the second belt with described driven pulley.
3. fixture according to claim 2, is characterized in that,
Described transmission device also comprises deep groove ball bearing, between the inwall of described deep groove ball bearing at the two ends of described axle sleeve and described power transmission shaft.
4. fixture according to claim 3, is characterized in that,
Described deep groove ball bearing is anchored on described axle sleeve with screw plug.
5. fixture according to claim 2, is characterized in that,
The outside of described first drive is provided with circlip, and the outside of described second drive is provided with circlip.
6. fixture according to claim 1, is characterized in that,
Described driving wheel is fixed on described motor shaft with jackscrew.
7. fixture according to claim 2, is characterized in that,
Described first drive is fixed on described power transmission shaft with type thin flat key.
8. fixture according to claim 7, is characterized in that,
Described second drive is fixed on described power transmission shaft with jackscrew.
9. fixture according to claim 1, is characterized in that,
Described wishbone has starting stave, the second riser, transverse slat, and described starting stave is provided with described groove, and described second riser is provided with described groove, and described starting stave is parallel with described second riser and be vertically connected at described transverse slat.
10. fixture according to claim 1, is characterized in that,
Described bearing has boss, and described backstay is removably connected to described boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520158522.4U CN204639897U (en) | 2015-03-20 | 2015-03-20 | A kind of fixture for clamping control piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520158522.4U CN204639897U (en) | 2015-03-20 | 2015-03-20 | A kind of fixture for clamping control piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204639897U true CN204639897U (en) | 2015-09-16 |
Family
ID=54092678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520158522.4U Expired - Fee Related CN204639897U (en) | 2015-03-20 | 2015-03-20 | A kind of fixture for clamping control piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204639897U (en) |
-
2015
- 2015-03-20 CN CN201520158522.4U patent/CN204639897U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200320 |