CN209272944U - A kind of interchangeable centering clamping device - Google Patents
A kind of interchangeable centering clamping device Download PDFInfo
- Publication number
- CN209272944U CN209272944U CN201821959963.4U CN201821959963U CN209272944U CN 209272944 U CN209272944 U CN 209272944U CN 201821959963 U CN201821959963 U CN 201821959963U CN 209272944 U CN209272944 U CN 209272944U
- Authority
- CN
- China
- Prior art keywords
- hole
- cylinder
- web component
- connecting plate
- tap web
- 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.)
- Active
Links
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model provides a kind of interchangeable centering clamping device, including pedestal, cylinder, external conical sleeve, interior tap web component and workpiece connecting plate, interior tap web component is in the circular platform type to stand upside down, interior tap web component is coaxially mounted in external conical sleeve, workpiece connecting plate is installed on the roof of interior tap web component, the upper surface of workpiece connecting plate is equipped with cylindrical clamping slot, and workpiece connecting plate includes the half-connection plate of two semi-cylindricals；Interior tap web component includes two and half round estrades, protective cover and pull rod, and each half round estrade is fixedly connected with a half-connection plate, is equipped with tie rod hole in interior tap web component, and pull rod is located in tie rod hole, and bottom end connects cylinder output shaft；The cross section of protective cover is Contraband font, is equipped with mounting groove in interior tap web component, protective cover back-off in mounting groove to two and half round estrades of connection, equipped with gap between button side and the side wall of mounting groove of protective cover.The utility model rapidly can carry out centering clamping to shaft coupling, and clamping precision and clamping efficiency are high.
Description
Technical field
The utility model belongs to tooling and fixture technical field, and in particular to a kind of interchangeable centering clamping device.
Background technique
The general character that there is the high position degree of hole system to require for shaft coupling processing, since outer circle and end face have been final sizes,
The processing of hole system is last procedure, therefore the positioning datum that can be processed using its outer circle and end face as hole system.It is existing
Axis device hole system carries out clamping when processing, and the centering precision of shaft coupling is not high, and clamping efficiency is low；In addition, the specification of shaft coupling
Various, only disk like members just has more than 70 kinds, therefore the specification of fixture is also very much, increase factory equipment cost and management at
This.
Utility model content
The purpose of the utility model is to provide a kind of interchangeable centering clamping devices, can rapidly feel relieved to shaft coupling
Clamping, clamping precision and clamping efficiency are high, and interior tap web component and outer frustum are replaceable, thus multiple sets of fixtures can common-base it is gentle
Cylinder reduces equipment cost.
The utility model provides the following technical solution:
A kind of interchangeable centering clamping device, including pedestal, cylinder, external conical sleeve, interior tap web component and workpiece connecting plate, gas
Cylinder is installed on the lower section of pedestal, and external conical sleeve is detachably secured on the roof of pedestal, and interior tap web component is integrally in the circle of handstand
Bench-type, the interior rotary table type hole being equipped with the form fit of interior tap web component of external conical sleeve, interior tap web component are coaxially mounted on rotary table
In type hole, workpiece connecting plate is installed on the roof of interior tap web component, and the upper surface of workpiece connecting plate is equipped with the end with shaft coupling
The matched cylindrical clamping slot in face, workpiece connecting plate includes the half-connection plate of two semi-cylindricals；Interior tap web component includes two
Half round estrade, a protective cover and a pull rod, the roof of each half round estrade are fixedly connected with a half-connection plate, interior tap web group
The axial centre of part is equipped with tie rod hole, and pull rod is located in tie rod hole, and the piston of the detachably connected cylinder in bottom end of pull rod
Bar；The cross section of protective cover is Contraband font, and the top center of interior tap web component is equipped with the matched mounting groove of shape with protective cover,
Protective cover back-off in mounting groove to two and half round estrades of connection, the side wall on button side and mounting groove at left and right sides of protective cover it
Between be equipped with gap.
Preferably, the upside of interior tap web component is equipped with the end face positioning region protruded outward, and end face positioning region can abut outer
The roof of tapered sleeve.
Preferably, the bottom end face of interior tap web component is equipped with the limiting slot of the piston rod for limiting cylinder, limiting slot
It is connected to tie rod hole, the diameter of limiting slot is greater than the diameter of tie rod hole.
Preferably, pull rod includes bar portion and the limit head for protruding from bar portion top, and tie rod hole is equipped with and limit head
The first hole portion for matching and with matched second hole portion of bar portion.
Preferably, the top of the piston rod of cylinder be equipped with for connecting rod the first tapped blind hole, the lower end of bar portion with
The piston rod thread of cylinder connects.
Preferably, the top of the piston rod of cylinder is equipped with the first horizontal stomata, and the first stomata and the first tapped blind hole connect
It is logical, blowing mouth is equipped in the first stomata；The bottom of one and half round estrades and external conical sleeve is respectively equipped with the second stomata and third stomata,
Third stomata outer end is fixed with the blowing short tube connecting with external air compressor, and blowing mouth, the second stomata and blowing short tube are located at
On same straight line and it is sequentially communicated.
Preferably, it is equipped with pin hole and threaded hole on each half-connection plate, is accordingly set on the roof of each half round estrade
There are pin rod blind hole and the second tapped blind hole；It further include pin rod and hexagon socket head cap screw, pin rod connecting pin bores and pin rod blind hole, interior hexagonal
Screw is fixedly connected with threaded hole and the second tapped blind hole.
Preferably, cylinder connecting plate is equipped between pedestal and cylinder, the center of cylinder connecting plate is equipped with the piston for cylinder
The through-hole that bar passes through, cylinder are connect with cylinder connecting plate by multiple hexagon socket head cap screws, and cylinder connecting plate and pedestal are also by more
A hexagon socket head cap screw connection.
The beneficial effects of the utility model are: the workpiece connecting plate of the utility model and interior tap web component are split type set
Meter pushes and pulls interior tap web component using cylinder action and moves up and down, while the movement of the internal tap web component of external conical sleeve rises and accurately leads
To effect, perhaps clamps interior tap web component to loosen and then loosen or clamp the workpiece on workpiece connecting plate；Protective cover can
To pre-tighten two and half round estrades, when guaranteeing that two and half round estrades unclamp, there can be certain pretightning force therebetween, improve clamping
Stability and clamping efficiency.Centering correction, workpiece quickly can be carried out to the workpiece on workpiece connecting plate using the utility model
Clamping efficiency is high, and the cooperation of inside and outside frustum keeps the precision of clamping reliable.The interior tap web component and external conical sleeve of the utility model can be with
It is disassembled from pedestal, the processing of more specification products can be realized on sub-folder tool.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 be the utility model relates to shaft coupling structural schematic diagram；
Fig. 2 is the explosive view of the utility model；
Fig. 3 is the cross-sectional view along median plane vertical profile the utility model of each half round estrade；
Fig. 4 is the cross-sectional view along cutting direction vertical profile the utility model perpendicular to Fig. 3.
In the figure, it is marked as 1. pedestals；2. cylinder；21. piston rod；211. first tapped blind holes；212. first stomatas；Outside 3.
Tapered sleeve；31. third stomata；Tap web component in 4.；41. half round estrade；411. second stomatas；412. pin rod blind holes；413. second
Tapped blind hole；42. protective cover；421. button sides；43. pull rod；431. bar portion；432. limit heads；44. tie rod hole；441. first
Hole portion；442. second hole portions；45. mounting groove；46. end face positioning region；47. limiting slot；5. workpiece connecting plate；51. cylinder shape dress
Clip slot；52. half-connection plate；521. pin hole；522. threaded hole；6. being blown short tube；7. being blown mouth；8. cylinder connecting plate.
Specific embodiment
As shown in Figures 2 to 4, a kind of interchangeable centering clamping device, including pedestal 1, cylinder 2, external conical sleeve 3, interior tap web
Component 4 and workpiece connecting plate 5, cylinder 2 are installed on the lower section of pedestal 1, and external conical sleeve 3 is screwed on the roof of pedestal 1,
The whole circular platform type in handstand of interior tap web component 4, the interior rotary table type hole being equipped with the form fit of interior tap web component 4 of external conical sleeve 3,
Interior tap web component 4 is coaxially mounted in rotary table type hole, and workpiece connecting plate 5 is installed on the roof of interior tap web component 4, this is practical
The structure of the novel shaft coupling being related to is as shown in Figure 1, the upper surface of workpiece connecting plate 5 is equipped with the lower end surface with shaft coupling to be processed
Matched cylinder clamping slot 51, workpiece connecting plate 5 include the half-connection plate 52 of two semi-cylindricals；Interior tap web component 4 includes
Two and half protective covers 42 of round estrade 41, one and a pull rod 43, the roof of each half round estrade 41 are fixedly connected with one and half and connect
Fishplate bar 52, thus half-connection plate 52 can be clamped together with one and half round estrades 41 perhaps unclamp and then clamp or
Unclamp the shaft coupling on workpiece connecting plate 5.The axial centre of interior tap web component 4 is equipped with tie rod hole 44, and pull rod 43 is located at tie rod hole
In 44, and the piston rod of the bottom end connection cylinder 2 of pull rod 43, pull rod 43 are moved up and down together with the piston rod of cylinder 2, are jacked up
Or tap web component 4 in pulling down；The cross section of protective cover 42 is the Contraband font of accumbency, and the top center of interior tap web component 4 is equipped with
With the matched mounting groove 45 of shape of protective cover 42, protective cover 42 back-off in mounting groove 45 to connection two and half round estrades
41, it is equipped with gap between button side 421 and the side wall of mounting groove 45 of 42 left and right sides of protective cover, when two and half round estrades 41 are pushed up
Out after external conical sleeve 3, two button sides 421 of protective cover 42 can generate slight deformation in mounting groove 45, to pre-tighten two
Half round estrade 41 prevents half round estrade 41 to be loosened outward completely, and half round estrade 41 of Pre strained state can be stablized, essence
Really it is clamped again.
As shown in Figure 3 and Figure 4, between protective cover 42 and the bottom wall of workpiece connecting plate 5 be equipped with gap, avoid protective cover 42 to
Upper jack-up workpiece connecting plate, ensure that the balance and stability of the clamping of workpiece connecting plate 5.
As shown in figure 4, the upside of interior tap web component 4 is equipped with the end face positioning region 46 protruded outward, end face positioning region 46
The roof of external conical sleeve 3 can be abutted.End face positioning region 46 can limit the stroke that interior tap web component 4 moves down, and be conducive to improve clamping
The stability of movement.
As shown in figure 4, the bottom end face of interior tap web component 4 is equipped with the limiting slot of the piston rod 21 for limiting cylinder
47, limiting slot 47 is connected to tie rod hole 44, and the diameter of limiting slot 47 is greater than the diameter of tie rod hole 44.Limiting slot 47 is the work of cylinder
Stopper rod 21 provides longitudinal spacing effect, enable interior tap web component 4 and the piston rod 21 of cylinder synchronize move upwards.
As shown in Figure 3 and Figure 4, pull rod 43 includes bar portion 431 and the limit head 432 for protruding from 431 top of bar portion, pull rod
Hole 44 be equipped with limit matched first hole portion 441 in head 432 and with matched second hole portion 442 of bar portion 431.Limit head
432 and first hole portion 441 can limit pull rod 43 and move down, when the piston rod of cylinder pulls down pull rod 43, interior tap web group
Part 4 steadily follows cylinder piston rod 21 to move downwardly together under the collective effect of limit head 432 and the first hole portion 441.
As shown in figure 3, the top of the piston rod 21 of cylinder is equipped with the first tapped blind hole 211 for connecting rod 43, bar
The lower end in portion 431 is threadedly coupled with the piston rod 21 of cylinder, moves pull rod 43 and the piston rod 21 of cylinder together.
As shown in figure 3, the top of the piston rod 21 of cylinder is equipped with the first horizontal stomata 212, the first stomata 212 and first
Tapped blind hole 211 is connected to, and blowing mouth 7 is equipped in the first stomata 212；The bottom of one and half round estrades 41 and external conical sleeve 3 is set respectively
There are the second stomata 411 and third stomata 31, the outer end of third stomata 31 is fixed with the blowing short tube connecting with external air compressor
6, blowing mouth 7, the second stomata 411 and blowing short tube 6 are located along the same line and are sequentially communicated, and compressed air can be short by being blown
Pipe 6 successively flows into third stomata 31, the second stomata 411 and blowing mouth 7.It can be by solenoid valve intermittently to blowing short tube 6
Import compressed air, using third stomata 31 and blowing mouth 7 distinguish gap between internal tap web component 4 and external conical sleeve 3 and
Blowing pressurized air in limiting slot, tie rod hole, the dust accumulated in cleaning hole in gap guarantee that cylinder and backward stick action are smooth.
As shown in Fig. 2, pin hole 521 and threaded hole 522 are equipped on each half-connection plate 52, the top of each half round estrade 41
Pin rod blind hole 412 and the second tapped blind hole 413 are accordingly equipped on wall；It further include pin rod and hexagon socket head cap screw, pin rod connecting pin
Hole 521 and pin rod blind hole 412, hexagon socket head cap screw are fixedly connected with threaded hole 522 and the second tapped blind hole 413.Half-and-half using pin rod
Connecting plate 52 and half round estrade 41 are pre-positioned, and are recycled hexagon socket head cap screw fastening half-connection plate 52 and half round estrade 41, are mentioned
High clamping efficiency.
As shown in Fig. 2, being equipped with cylinder connecting plate 8 between pedestal 1 and cylinder 2, the center of cylinder connecting plate 8 is equipped with for cylinder
The through-hole that passes through of piston rod 21, cylinder 2 connect with cylinder connecting plate 8 by multiple hexagon socket head cap screws, cylinder connecting plate 8 and bottom
Seat 1 is connected also by multiple hexagon socket head cap screws.Cylinder connecting plate 8 can steadily fix cylinder 2 and pedestal 1, improve cylinder
The precision of movement.
When clamping shaft coupling, start cylinder 2, ejects interior tap web component 4 using pull rod, at this time interior tap web component 4 and workpiece
Connecting plate 5 is all in the state loosened, while protective cover 42 is buckled on two and half round estrades 41 for making interior tap web component 4, makes two
Person not exclusively unclamps, then two are placed in shaft coupling on workpiece connecting plate 5, and the lower cylinder end face of shaft coupling is made to be located at workpiece
In cylindrical clamping slot 51 on connecting plate, then cylinder 2 is reoperated, and interior tap web component 4 is pulled down, to gradually clamp inner cone
Heart component 4 and workpiece connecting plate 5 realize the centering clamping to shaft coupling.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in practical
Within novel protection scope.
Claims (9)
1. a kind of interchangeable centering clamping device, which is characterized in that including pedestal, cylinder, external conical sleeve, interior tap web component and workpiece
Connecting plate, the cylinder are installed on the lower section of the pedestal, and the external conical sleeve is detachably secured on the roof of the pedestal,
The interior tap web component is integrally in the circular platform type of handstand, is equipped with and the form fit of the interior tap web component in the external conical sleeve
Rotary table type hole, the interior tap web component are coaxially mounted in the rotary table type hole；The workpiece connecting plate is installed in described
On the roof of tap web component, the upper surface of the workpiece connecting plate is equipped with and the matched cylindrical clamping in the end face of workpiece to be processed
Slot, the workpiece connecting plate include the half-connection plate of two semi-cylindricals；The interior tap web component includes two and half round estrades, one
A protective cover and a pull rod, the roof of each half round estrade are fixedly connected with the half-connection plate, the interior tap web component
Axial centre be equipped with tie rod hole, the pull rod is located in the tie rod hole, and the bottom end of the pull rod is detachably connected
The piston rod of the cylinder；The cross section of the protective cover is the Contraband font droped to the ground, and the top center of the interior tap web component is set
Have with the matched mounting groove of the shape of the protective cover, protective cover back-off in the mounting groove to described in connection two
Half round estrade is equipped with gap between button side and the side wall of the mounting groove at left and right sides of the protective cover.
2. interchangeable centering clamping device according to claim 1, which is characterized in that set on the upside of the interior tap web component
There is the end face positioning region protruded outward, the end face positioning region can abut the roof of the external conical sleeve.
3. interchangeable centering clamping device according to claim 1, which is characterized in that the protective cover and the workpiece connect
Gap is equipped between the bottom wall of fishplate bar.
4. interchangeable centering clamping device according to claim 2, which is characterized in that the bottom end of the interior tap web component
Face is equipped with the limiting slot for limiting the piston rod of the cylinder, and the limiting slot is connected to the tie rod hole, the limit
The diameter of slot is greater than the diameter of the tie rod hole.
5. interchangeable centering clamping device according to claim 4, which is characterized in that the pull rod includes bar portion and protrusion
In the limit head on the bar portion top, the tie rod hole be equipped with matched first hole portion in the limit head and with the bar
Matched second hole portion in portion, the spacing head portion are located in first hole portion, and the bar portion is located in second hole portion.
6. interchangeable centering clamping device according to claim 5, which is characterized in that the top of the piston rod of the cylinder
Equipped with the first tapped blind hole for connecting the pull rod, the lower end of the bar portion is connect with the piston rod thread of the cylinder.
7. interchangeable centering clamping device according to claim 6, which is characterized in that the top of the piston rod of the cylinder
Equipped with the first horizontal stomata, first stomata is connected to first tapped blind hole, and blowing is equipped in first stomata
Mouth；The bottom of one and half round estrades and the external conical sleeve is respectively equipped with the second stomata and third stomata, the third stomata it is outer
End is fixed with the blowing short tube connecting with external air compressor, the blowing mouth, second stomata and the blowing short tube position
In on same straight line and interconnecting.
8. interchangeable centering clamping device according to any one of claim 1 to 7, which is characterized in that each described half
It is equipped with pin hole and threaded hole on connecting plate, is accordingly equipped with pin rod blind hole and the second spiral shell on the roof of each half round estrade
Line blind hole；It further include pin rod and hexagon socket head cap screw, the pin rod connects the pin hole and the pin rod blind hole, the interior hexagonal spiral shell
Silk is fixedly connected with the threaded hole and second tapped blind hole.
9. interchangeable centering clamping device according to any one of claim 1 to 7, which is characterized in that the pedestal with
Cylinder connecting plate is equipped between the cylinder, the center of the cylinder connecting plate is equipped with to be led to for what the piston rod of the cylinder passed through
Hole, the cylinder are connect with the cylinder connecting plate by multiple hexagon socket head cap screws, the cylinder connecting plate and the pedestal
It is connected by multiple hexagon socket head cap screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821959963.4U CN209272944U (en) | 2018-11-27 | 2018-11-27 | A kind of interchangeable centering clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821959963.4U CN209272944U (en) | 2018-11-27 | 2018-11-27 | A kind of interchangeable centering clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209272944U true CN209272944U (en) | 2019-08-20 |
Family
ID=67602722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821959963.4U Active CN209272944U (en) | 2018-11-27 | 2018-11-27 | A kind of interchangeable centering clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209272944U (en) |
-
2018
- 2018-11-27 CN CN201821959963.4U patent/CN209272944U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205021244U (en) | A milling fixture that is used for centering clamping part axis of reference on lathe | |
| CN108296829A (en) | A kind of fixture for the processing of automobile air conditioner compressor rear cover | |
| CN107363279B (en) | Adjustable multifunctional hydraulic fixture of numerical control lathe | |
| CN209272944U (en) | A kind of interchangeable centering clamping device | |
| CN107116482A (en) | A kind of novel high-precision high-pressure water cutting head | |
| CN206139871U (en) | Expand and grip utensil suitable for thin wall sleeve part | |
| CN203471079U (en) | Elastic clamp of bevel gear | |
| CN104924774B (en) | For the clamp positioning device that electrospray throttle valve assembly labelling prints | |
| CN216682035U (en) | Cylinder body spring press-fitting mechanism | |
| CN103302610A (en) | Quick manual clamp for external-thread workpiece and using method thereof | |
| CN207629326U (en) | A kind of adjustable quick change tool structure of axis class gear shaping | |
| CN110405292A (en) | A kind of threaded hole positioning tool of taper cabin vertical bus | |
| CN207014208U (en) | A kind of high-precision high-pressure water cutting head | |
| CN209551153U (en) | The core fixture moving up and down that rises | |
| CN208358277U (en) | A kind of clamping positioning device for milling machine | |
| CN208556766U (en) | Centrepin tooth form tooth clamp for machining | |
| CN206795308U (en) | The clamping device processed based on machining center to sliding surface on slip yoke | |
| CN206605250U (en) | A kind of cylinder tube turning attachment | |
| CN215968510U (en) | Assembling tool for conical part | |
| CN205290678U (en) | End tooth flange grinding machine positioning fixture | |
| CN204686488U (en) | A kind of drill jig | |
| CN209550813U (en) | A kind of high efficiency screw thread tool of production | |
| CN109352389A (en) | A kind of hydraulic quick-clamping system | |
| CN202702156U (en) | Disassembling device of conical drill bit for probing | |
| CN205290490U (en) | End tooth flange garland key positioning fixture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |