CN209614886U - A kind of end tooth flange york special fixture - Google Patents
A kind of end tooth flange york special fixture Download PDFInfo
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- CN209614886U CN209614886U CN201920084144.8U CN201920084144U CN209614886U CN 209614886 U CN209614886 U CN 209614886U CN 201920084144 U CN201920084144 U CN 201920084144U CN 209614886 U CN209614886 U CN 209614886U
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- hole
- briquetting
- pressing plate
- connecting rod
- interconnecting piece
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Abstract
The utility model provides a kind of end tooth flange york special fixture, belongs to field of mechanical technique.It solves existing fixture and uses the problems such as unstable.This end tooth flange york special fixture, including chuck body, through-hole is provided in chuck body, pressing plate and castellated plates are provided in through-hole, there is press fitting space between pressing plate and castellated plates, the rear and front end of pressing plate is provided with interconnecting piece, briquetting is fixedly connected on interconnecting piece, the upper end of briquetting is provided with mounting hole, caulking groove in a strip shape is offered on the lower end surface of interconnecting piece, the upper end of briquetting is inserted into caulking groove, connecting hole is offered on the side of interconnecting piece, connecting hole internal screw thread is connected with connecting rod, connecting rod passes through mounting hole, fastener hole is offered on the upper surface of interconnecting piece, fastener hole internal screw thread is connected with fastening screw, annular groove is provided on the lateral surface of connecting rod, the inner end of fastening screw is embedded into annular groove.This fixture has many advantages, such as that stability in use is good.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of end tooth flange york special fixture.
Background technique
It when processing end tooth flange york, needs to process two lug inner holes therein, be needed when processing inner hole with folder
End tooth flange york is fixed on lathe by tool.Chinese patent literature data, which discloses, proposes a kind of driving axle end tooth nosing fork boring ear
Hole, vehicle jump-ring slot fixture [application number: CN201621461939.9；Notification number: CN206305801U], including chuck body,
Positioning disk and Hydraulic Clamping Mechanism, chuck body are the cylinder that centre is axially arranged with through-hole, and the bottom of through-hole is provided with for putting
The positioning disk of flange york to be processed is set, the upper surface of positioning disk is provided with the end-tooth being adapted with end tooth flange york bottom, liquid
Pressure clamp system is arranged in the top of chuck body, and Hydraulic Clamping Mechanism includes hydraulic cylinder, pressing plate and two floating V-blocks, and two
A floating V-block is fixed on the lower end surface of pressing plate, and the position phase of the position of two floating V-blocks and two earhole of end tooth flange york
It adapts to, the upper end of pressing plate is fixedly connected with the piston rod of hydraulic cylinder.
Two floating V-blocks are fixed on the lower end surface of pressing plate, are usually screwed, and screw passes through pressure from the upper end of pressing plate
It is threadedly coupled after plate with floating V-block, in the use process of fixture, V-block is pressed on repeatedly on workpiece to be unclamped again, is easy to make
It is loosened at being threadedly coupled, so that it is unstable to use fixture.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is dedicated to propose a kind of end tooth flange york
The technical issues of fixture, solution is the stability for how improving fixture and using.
The purpose of this utility model can be realized by the following technical scheme:
A kind of end tooth flange york special fixture, including chuck body are provided in the chuck body and pass through along the longitudinal direction
The through-hole worn, the rear end of the chuck body are fixed with index dial, and pressing plate and castellated plates, the pressing plate are provided in the through-hole
It is connected on the upper side wall of through-hole and can move up and down, the rear and front end of the pressing plate is provided with interconnecting piece, the connection
Briquetting is fixedly connected in portion, the castellated plates are fixed in the lower wall of through-hole, are had between the pressing plate and castellated plates
It is pressed space, which is characterized in that the upper end of the briquetting is provided with mounting hole, offers on the lower end surface of the interconnecting piece along a left side
The caulking groove in a strip shape of right direction setting, the upper end of the briquetting is inserted into caulking groove, offers on the side of the interconnecting piece
The connecting hole being arranged along the longitudinal direction, the connecting hole internal screw thread are connected with connecting rod, and the connecting rod passes through mounting hole, described
Fastener hole is offered on the upper surface of interconnecting piece, the fastener hole internal screw thread is connected with fastening screw, the outside of the connecting rod
Annular groove is provided on face, the inner end of the fastening screw is embedded into annular groove.
Then fixture moves down pressing plate, pressing plate in use, end tooth flange york is had being placed in castellated plates on one side for tooth form
On two briquettings be pressed respectively against on two lugs of end tooth flange york, so that end tooth flange york be made to be clamped on fixture.Briquetting
Upper end be inserted into caulking groove, make briquetting front-rear direction position；Connecting rod is threaded in connecting hole, and connecting rod passes through
The mounting hole of briquetting positions briquetting with left and right directions in above-below direction.Since the inner end of fastening screw is embedded into annular groove,
Fastening screw has axially position effect to connecting rod, then connecting rod would not loosen during fixture use
Even deviate from from connecting hole, ensure that stablizing for briquetting uses, to improve the stability that fixture uses.
In above-mentioned end tooth flange york special fixture, shoulder block, the connection are provided on the wall surface of the hole of the connecting hole
The lateral surface of bar is provided with convex shoulder, and the convex shoulder is resisted against on shoulder block.Shoulder block and convex shoulder generate positioning action against to connecting rod,
Make connecting rod stable connection, is conducive to improve the stability that fixture uses.
In above-mentioned end tooth flange york special fixture, between having between the upper surface of the briquetting and the bottom surface of caulking groove
Gap is clearance fit between the mounting hole and connecting rod.Setting enables briquetting to have certain swing on pressing plate in this way
Space makes fixture good clamping effect to better adapt to scale error existing for lug shape.
In above-mentioned end tooth flange york special fixture, it is provided with lightening hole on the pressing plate, has in the lightening hole
Structure bar arranged in a crossed manner.Lightening hole can mitigate the weight of pressing plate, and structure bar can guarantee the structural strength of pressing plate.
In above-mentioned end tooth flange york special fixture, locating slot, the positioning are provided on the lower end surface of the briquetting
There is evacuation notch on the bottom surface of slot.Evacuation notch, which is arranged, can reduce the interference of error, keep clamp effect good.
In above-mentioned end tooth flange york special fixture, recessed guiding is provided on the wall surface of the hole on the through-hole top
Slot, the pressing plate are located in guide groove and can move up and down along guide groove.The cell wall of guide groove has limit and guiding role,
Stablize presser motion.
In above-mentioned end tooth flange york special fixture, it is provided with mounting plane on the wall surface of the hole of the through-hole lower part, institute
It states and is fixed with dismountable bottom plate on mounting plane, the castellated plates are removably attached on bottom plate.In castellated plates and installation
Bottom plate is set between plane, by installing the bottom plate or not mounting base of different height, adjusts the height of castellated plates, makes fixture
The end tooth flange york that can adapt to more sizes, keeps fixture easy to use.
Compared with prior art, the utility model has the advantage that
The upper end of briquetting is inserted into caulking groove, and connecting rod is threaded in the mounting hole in connecting hole and passing through briquetting, pressure
Fastening screw is threaded on plate, the inner end of fastening screw is embedded into the annular groove of connecting rod, so that it is steady to use briquetting
It is fixed, improve the stability that fixture uses.Shoulder block and convex shoulder are against making connecting rod stable connection.Bottom plate is set, making for fixture is facilitated
With.Setting lightening hole and structure bar make pressing plate mitigate weight while guaranteeing structural strength.
Detailed description of the invention
Perspective view when Fig. 1 is this fixture clamping end tooth flange york；
Fig. 2 is cross-sectional view when pressing plate is equipped with briquetting in this fixture；
Fig. 3 is the top view of pressing plate in this fixture.
In figure, 1, end tooth flange york；2, chuck body；2a, through-hole；2b, guide groove；2c, mounting plane；3, index dial；
4, castellated plates；5, bottom plate；6, pressing plate；6a, interconnecting piece；6a1, caulking groove；6a2, connecting hole；6a3, fastener hole；6a4, shoulder block；6b,
Lightening hole；6c, structure bar；7, briquetting；7a, mounting hole；7b, gap；7c, locating slot；7d, evacuation notch；8, connecting rod；8a,
Annular groove；8b, convex shoulder；9, fastening screw.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As shown in Figure 1-Figure 3, a kind of end tooth flange york special fixture, including chuck body 2 are provided in chuck body 2
Perforative through-hole 2a along the longitudinal direction, the rear end of chuck body 2 are fixed with index dial 3, pressing plate 6 and tooth form are provided in through-hole 2a
Plate 4.Pressing plate 6 is connected on the upper side wall of through-hole 2a, and recessed guide groove 2b, pressing plate are provided on the wall surface of the hole on the top through-hole 2a
6 are located in guide groove 2b and can move up and down along guide groove 2b.The threaded upper ends of chuck body 2 are connected with hold-down bolt, pressure
The lower end of tight bolt is passed through with 6 axial restraint of pressing plate after chuck body 2, and fixed on the lower end of hold-down bolt there are two nut, pressures
Plate 6 is fixed between two nuts.The upper end of hold-down bolt stretches out chuck body 2 and is fixed with handwheel, and rotation handwheel can make to press
Plate 6 moves up and down, and realizes hand-operated clamping.Or the fixed cylinder in upper end or oil cylinder of chuck body 2, the piston rod of cylinder or oil cylinder
It is fixed with pressing plate 6, realize automatic impaction.Castellated plates 4 are fixed in the lower wall of through-hole 2a, are had between pressing plate 6 and castellated plates 4
It is pressed space.It is provided with mounting plane 2c on the wall surface of the hole of the lower part through-hole 2a, dismountable bottom plate is fixed on mounting plane 2c
5, castellated plates 4 are removably attached on bottom plate 5.Bottom plate 5 is bolted on mounting plane 2c, and castellated plates 4 pass through spiral shell
Bolt is fixed on bottom plate 5, or is fixed by bolts on mounting plane 2c after bottom plate 5 and castellated plates 4 are stacked.
The rear and front end of pressing plate 6 is provided with interconnecting piece 6a, and briquetting 7 is fixedly connected on interconnecting piece 6a.Briquetting 7 it is upper
End is provided with mounting hole 7a, and the caulking groove 6a1 in a strip shape being arranged in left-right direction, briquetting are offered on the lower end surface of interconnecting piece 6a
7 upper end is inserted into caulking groove 6a1.The connecting hole 6a2 being arranged along the longitudinal direction, connecting hole are offered on the side of interconnecting piece 6a
6a2 internal screw thread is connected with connecting rod 8, and connecting rod 8 passes through mounting hole 7a.Fastener hole 6a3 is offered on the upper surface of interconnecting piece 6a,
Fastener hole 6a3 internal screw thread is connected with fastening screw 9, is provided with annular groove 8a on the lateral surface of connecting rod 8, fastening screw 9 it is interior
End is embedded into annular groove 8a.The shoulder block 6a4 of protrusion, the lateral surface setting of connecting rod 8 are provided on the wall surface of the hole of connecting hole 6a2
There are the corresponding convex shoulder 8b of shoulder block 6a4, convex shoulder 8b to be resisted against on shoulder block 6a4.Between the upper surface of briquetting 7 and the bottom surface of caulking groove 6a1
It is clearance fit between mounting hole 7a and connecting rod 8 with gap 7b, pressing plate 6 can swing certain angle around connecting rod 8,
7b small swingable angle in gap is small, and 7b angle swingable greatly in gap is big.Lightening hole 6b, tool in lightening hole 6b are provided on pressing plate 6
There is structure bar 6c arranged in a crossed manner.It is provided with locating slot 7c on the lower end surface of briquetting 7, on the bottom surface of locating slot 7c there is evacuation to lack
Mouth 7d, and it is located at the two sides formation locating piece for avoiding notch 7d on the cell wall of locating slot 7c.
Then fixture moves down pressing plate 6 in use, end tooth flange york 1 is had being placed in castellated plates 4 on one side of tooth form,
Two briquettings 7 on pressing plate 6 are pressed respectively against on two lugs of end tooth flange york 1, so that end tooth flange york 1 be made to be clamped in fixture
On.The upper end of briquetting 7 is inserted into caulking groove 6a1, positions briquetting 7 in front-rear direction；Connecting rod 8 is threaded in connecting hole
In 6a2, and connecting rod 8 passes through the mounting hole 7a of briquetting 7, positions briquetting 7 with left and right directions in above-below direction.Due to fastening spiral shell
The inner end of nail 9 is embedded into annular groove 8a, and fastening screw 9 has axially position effect to connecting rod 8, then used in fixture
In the process, connecting rod 8, which would not occur to loosen, even deviates from from connecting hole 6a2, ensure that stablizing for briquetting 7 uses, thus
Improve the stability that fixture uses.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of end tooth flange york special fixture, including chuck body (2), it is provided on the chuck body (2) along front and back
To perforative through-hole (2a), the rear end of the chuck body (2) is fixed with index dial (3), is provided with pressure in the through-hole (2a)
Plate (6) and castellated plates (4), the pressing plate (6) are connected on the upper side wall of through-hole (2a) and can move up and down, the pressing plate
(6) rear and front end is provided with interconnecting piece (6a), is fixedly connected to briquetting (7), the tooth form on the interconnecting piece (6a)
Plate (4) is fixed in the lower wall of through-hole (2a), has press fitting space between the pressing plate (6) and castellated plates (4), and feature exists
In the upper end of the briquetting (7) is provided with mounting hole (7a), is offered in left-right direction on the lower end surface of the interconnecting piece (6a)
The caulking groove (6a1) in a strip shape being arranged, the upper end of the briquetting (7) are inserted into caulking groove (6a1), the side of the interconnecting piece (6a)
The connecting hole (6a2) being arranged along the longitudinal direction is offered on face, connecting hole (6a2) internal screw thread is connected with connecting rod (8), institute
It states connecting rod (8) and offers fastener hole (6a3), the fastening on mounting hole (7a), the upper surface of the interconnecting piece (6a)
Hole (6a3) internal screw thread is connected with fastening screw (9), is provided with annular groove (8a) on the lateral surface of the connecting rod (8), described tight
Gu the inner end of screw (9) is embedded into annular groove (8a).
2. end tooth flange york special fixture according to claim 1, which is characterized in that the hole wall of the connecting hole (6a2)
It is provided on face shoulder block (6a4), the lateral surface of the connecting rod (8) is provided with convex shoulder (8b), and the convex shoulder (8b) is resisted against gear
On shoulder (6a4).
3. end tooth flange york special fixture according to claim 1, which is characterized in that the upper surface of the briquetting (7) with
There is gap (7b) between the bottom surface of caulking groove (6a1), be clearance fit between the mounting hole (7a) and connecting rod (8).
4. end tooth flange york special fixture according to claim 1 to 3, which is characterized in that set on the pressing plate (6)
It is equipped with lightening hole (6b), there is structure bar (6c) arranged in a crossed manner in the lightening hole (6b).
5. end tooth flange york special fixture according to claim 1 to 3, which is characterized in that under the briquetting (7)
It is provided on end face locating slot (7c), there is evacuation notch (7d) on the bottom surface of the locating slot (7c).
6. end tooth flange york special fixture according to claim 1 to 3, which is characterized in that through-hole (2a) top
Wall surface of the hole on be provided with recessed guide groove (2b), the pressing plate (6) is located in guide groove (2b) and can be along guide groove
(2b) is moved up and down.
7. end tooth flange york special fixture according to claim 1 to 3, which is characterized in that through-hole (2a) lower part
Wall surface of the hole on be provided with mounting plane (2c), be fixed with dismountable bottom plate (5), the tooth form on the mounting plane (2c)
Plate (4) is removably attached on bottom plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084144.8U CN209614886U (en) | 2019-01-18 | 2019-01-18 | A kind of end tooth flange york special fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920084144.8U CN209614886U (en) | 2019-01-18 | 2019-01-18 | A kind of end tooth flange york special fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209614886U true CN209614886U (en) | 2019-11-12 |
Family
ID=68450495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920084144.8U Active CN209614886U (en) | 2019-01-18 | 2019-01-18 | A kind of end tooth flange york special fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209614886U (en) |
-
2019
- 2019-01-18 CN CN201920084144.8U patent/CN209614886U/en active Active
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