CN207464352U - A kind of gear cone face grinder mistake proofing air-actuated jaw - Google Patents

A kind of gear cone face grinder mistake proofing air-actuated jaw Download PDF

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Publication number
CN207464352U
CN207464352U CN201721533467.8U CN201721533467U CN207464352U CN 207464352 U CN207464352 U CN 207464352U CN 201721533467 U CN201721533467 U CN 201721533467U CN 207464352 U CN207464352 U CN 207464352U
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China
Prior art keywords
clamp body
pull rod
air flue
rotation
air
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CN201721533467.8U
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Chinese (zh)
Inventor
杨红兵
王怀畅
齐士举
张立龙
李畅
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Zhixin Technology Co Ltd
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Dongfeng Getrag Automobile Transmission Co Ltd
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Abstract

A kind of gear cone face grinder mistake proofing air-actuated jaw, including clamp body, positioning seat, expansion set, pull rod, the clamp body is internally provided with pull rod, and expansion set is sleeved on fixture body cone, and the expansion set is used to install workpiece, the pull rod is internally provided with air flue, the positioning seat is sleeved in the middle part of clamp body, and the positioning seat is equipped with airtight detection hole, and the positioning seat is equipped with airtight detection hole, the clamp body is equipped with clamp body air flue, and the airtight detection hole, clamp body air flue, pull rod air flue are sequentially connected logical.The utility model uses modularized design, and when remodeling production or clamp wear replacement, only need to replace part can continue to produce, and save the non-processing time, enhance equipment processing flexibility;It does not need to increase dedicated pneumatic system circuit, pull rod air flue directly is passed through compressed air can detect workpiece and the accuracy of clamp body positioning;Workpiece clamping is reliable, and increasing rotation-preventing mechanism, to prevent during workpiece loading and unloading fixture rotation that workpiece is caused to loosen not clamping.

Description

A kind of gear cone face grinder mistake proofing air-actuated jaw
Technical field
The utility model is related to conical surface grinding manufacture fields, are especially a kind of gear conical surface grinding air-actuated jaw.
Background technology
Gear is an element of gearbox, and automatic gear-box gear is generally by helical gear and with reference to toothed ring gear It is welded, it is very high to the circularity of the combination gear ring conical surface, straightness, surface roughness requirements.And gear type is more, batch Greatly, it is desirable that Gear Production has high-precision, high flexibility, efficient characteristic.Since the face that gear need to be ground is the conical surface, with revolution Center is into certain cone angle, therefore gear conical surface grinding cannot be processed on plain external grinding machine, it is necessary to which by workhead, (fixture returns Turn center) one angle realization conical surface grinding of one angle of deflection or grinding carriage deflection.
For the gear conical surface clamp of the prior art generally using pneumatically or hydraulically expansion sleeve clamp come clamping, hydraulically operated fixture can To share Hydraulic Elements with machine tool hydraulic system hydraulic station, design pneumatic circuit is not required to, air-actuated jaw is simple in structure, at low cost, Maintenance is convenient, but lathe need to increase dedicated pneumatic system circuit.Clamp pull rod, expansion set and locating cone three are free rotations Turn, expansion set is first packed into positioning cone seat when fixture assembles, pull rod is inserted into and pull rod is screwed into pneumatic piston rod, by adjusting drawing The length that bar is screwed into controls the tightness of expansion set.Using this structure fixture clamping workpiece when, work spindle drive folder Tool positioning seat is rotation, and workpiece can also circumferentially rotate in clamping, this leads to fixture, and pull rod can be from use for some time It is loosened in piston rod;And workpiece can not also detect whether on the fixture positioning seat smooth, whether clamping power is enough.
Invention content
In view of this, in order to overcome the deficiencies of the prior art, a kind of gear cone face grinder mistake proofing air-actuated jaw is provided.
The utility model is achieved by the following technical programs.
A kind of gear cone face grinder mistake proofing air-actuated jaw, including clamp body, positioning seat, expansion set, pull rod, in the clamp body Portion is equipped with pull rod, and expansion set is sleeved on fixture body cone, and for the expansion set for installing workpiece, the pull rod is internally provided with air flue, The positioning seat is sleeved in the middle part of clamp body, and the positioning seat is equipped with airtight detection hole, and the positioning seat is equipped with airtight detection hole, The clamp body is equipped with clamp body air flue, and the airtight detection hole, clamp body air flue, pull rod air flue are sequentially connected logical.
When workpiece is mounted on the utility model, compressed air is transmitted to clamp body air flue, then transmit by pull rod air flue To the airtight detection hole on positioning seat, the accuracy that workpiece is positioned with fixture is detected by the leakage rate of detection gas, is adjusted Angle between workhead axial direction and grinding wheel spindle completes the grinding of the workpiece conical surface.
Preferably, the fixture body cone is equipped with for the first rotation-preventing mechanism for preventing expansion set circular-rotation, and described the One rotation-preventing mechanism is round end jackscrew.
Preferably, the fixture body cone is equipped with for the second rotation-preventing mechanism for preventing pull rod circular-rotation, and described the Two rotation-preventing mechanisms are stop pin.
Preferably, the pull rod is equipped with the gap of control pull rod depth in clamp body with clamp body top.Pull rod is twisted Enter clamp body, control the length in gap, make the utility model do not install expansion set limitation taut length is tensed in the case of workpiece will not In the excessive distending damage of expansion set.
Preferably, the clamp body air flue is equipped with air flue plug.After the completion of work pieces process, air flue plug is opened by air flue Interior compressed air release.
Preferably, the pull rod is circumferentially with several first sealing rings.
Preferably, the second sealing ring is equipped between the clamp body and positioning seat.
The sealing ring of setting ensure that the seal of entire air flue.
Compared with prior art, the beneficial effects of the utility model are:1st, not needing to, which increases dedicated pneumatic system, returns Road, pull rod air flue directly is passed through compressed air can detect workpiece and the accuracy of clamp body positioning;2nd, it is anti-by first Rotation mechanism and the second rotation-preventing mechanism prevent workpiece rotation from causing to loosen the use for influencing entire fixture;3rd, using modularized design, When remodel production or clamp wear are with changing, only need to replace seldom a part of part (positioning seat, expansion set) can continue to give birth to Production, saves the non-processing time, enhances equipment processing flexibility.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
In figure:1st, clamp body;2nd, positioning seat;3rd, workpiece;4th, the first rotation-preventing mechanism;5th, expansion set;6th, gap;7th, pull rod;8、 Second rotation-preventing mechanism;9th, the first sealing ring;10th, grinding wheel;11st, air flue plug;12nd, air flue;13rd, clamp body air flue;14th, airtight inspection Gaging hole;15th, the second sealing ring.
Specific embodiment
Clear, complete description is carried out to the technical solution of various embodiments of the utility model below with reference to attached drawing, it is clear that Described embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.It is new based on this practicality The embodiment of type, those of ordinary skill in the art's obtained all other implementation under the premise of creative work is not made Example, belongs to the range that the utility model is protected.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection;Can be mechanical connection or electrical connection;It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1:A kind of gear cone face grinder mistake proofing air-actuated jaw, including clamp body 1, positioning seat 2, expansion set 5, pull rod 7, the clamp body 1 is internally provided with pull rod 7, and expansion set 5 is sleeved on 1 conical surface of clamp body, and the expansion set 5 is used to install workpiece 3, institute It states pull rod 7 and is internally provided with pull rod air flue 12, the positioning seat 2 is sleeved on 1 middle part of clamp body, and the positioning seat 2 is equipped with airtight inspection Gaging hole 14, the clamp body 1 are equipped with clamp body air flue 13, the airtight detection hole 14, clamp body air flue 13, pull rod air flue 12 It is sequentially connected logical.
Clamp body 1 is bolted on clamp head frame flange drives rotation to realize workpiece revolution by head frame motor;It is fixed Position seat 2 is mounted on clamp body 1, and be connected with clamp body air flue 12;Expansion set 5 is sleeved on the conical surface of clamp body 1, two conical surfaces Fitting;When workpiece 3 is mounted on the utility model, compressed air is transmitted to clamp body air flue 13, then pass by pull rod air flue 12 The airtight detection hole 14 on positioning seat 2 is passed, the accuracy that workpiece is positioned with fixture is detected by the leakage rate of detection gas, Workpiece completes the grinding of the workpiece conical surface by adjusting the angle between workhead and grinding wheel spindle after being positioned on fixture.
Embodiment 2
A kind of gear cone face grinder mistake proofing air-actuated jaw as shown in Figure 1, embodiment 2 optimize on the basis of embodiment 1 It designs part:
1 conical surface of clamp body is equipped with the first rotation-preventing mechanism 4 for preventing 5 circular-rotation of expansion set, and described first is anti- Rotation mechanism 4 is round end jackscrew;
1 conical surface of clamp body is equipped with for for preventing the second rotation-preventing mechanism 8 of 7 circular-rotation of pull rod, and described the Two rotation-preventing mechanisms 8 are stop pin;The pull rod 7 is equipped with the gap of the control depth in clamp body 1 of pull rod 7 with 1 top of clamp body 6;
The clamp body air flue 13 is equipped with air flue plug 11;
The pull rod 7 is circumferentially with several first sealing rings 9;
The second sealing ring 15 is equipped between the clamp body 1 and positioning seat 2.
Pull rod 7 is screwed into clamp body 1, control is screwed into depth and ensures gap 6, and the utility model is made not install workpiece situation Lower tension expansion set 5 limits taut length and is not the damage of 5 excessive distending of expansion set;Squeeze into 8 stop pin of the second rotation-preventing mechanism and first The circumferential position of 4 round end jackscrew of rotation-preventing mechanism, steady brace 7 and expansion set 5;First sealing ring 9 and the second sealing ring 15 can be effective Prevent the compressed air leakage for entering pull rod air flue 12 and clamp body air flue 13 from influencing the airtight detection work of the utility model, work After part 3 machines, the workpiece 3 that machined completion is taken out in the compressed air release in air flue by air flue plug 11 is opened.
In conclusion the beneficial effects of the utility model are:1st, the utility model uses modularized design, in life of remodeling When production or clamp wear are replaced, only need to replace part (positioning seat, expansion set) can continue to produce, when saving non-processing Between, enhance equipment processing flexibility;2nd, it does not need to increase dedicated pneumatic system circuit, pull rod air flue is directly passed through compressed air Workpiece and the accuracy of clamp body positioning can be detected;3rd, Workpiece clamping is reliable, and increasing rotation-preventing mechanism prevents workpiece loading and unloading When fixture rotation that workpiece is caused to loosen is not clamping;4th, whether airtight detection workpiece positioning is accurate, if wrong neglected loading, process Whether middle workpiece loosens.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model, rather than its limitations; Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: It can still modify to the technical solution recorded in previous embodiment either to which part or all technical features Carry out equivalent replacement;And these modifications or replacement, the utility model embodiment that it does not separate the essence of the corresponding technical solution Technical solution.

Claims (7)

1. a kind of gear cone face grinder mistake proofing air-actuated jaw, including clamp body (1), positioning seat (2), expansion set (5), pull rod (7), institute It states clamp body (1) and is internally provided with pull rod (7), expansion set (5) is sleeved on clamp body (1) conical surface, and the expansion set (5) is for erector Part (3), which is characterized in that the pull rod (7) is internally provided with pull rod air flue (12), and the positioning seat (2) is sleeved on clamp body (1) Middle part, the positioning seat (2) are equipped with clamp body air flue (13), the gas equipped with airtight detection hole (14), the clamp body (1) Close detection hole (14), clamp body air flue (13), pull rod air flue (12) are sequentially connected logical.
A kind of 2. gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that the clamp body (1) The conical surface is equipped with the first rotation-preventing mechanism (4) for preventing expansion set (5) circular-rotation, and first rotation-preventing mechanism (4) is round end Jackscrew.
A kind of 3. gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that the clamp body (1) The conical surface is equipped with the second rotation-preventing mechanism (8) for preventing pull rod (7) circular-rotation, and second rotation-preventing mechanism (8) is anti-rotation Pin.
4. a kind of gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that the pull rod (7) with Clamp body (1) top is equipped with control pull rod (7) in the gap (6) of clamp body (1) interior depth.
A kind of 5. gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that the clamp body air flue (13) it is equipped with air flue plug (11).
A kind of 6. gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that pull rod (7) week To equipped with several first sealing rings (9).
A kind of 7. gear cone face grinder mistake proofing air-actuated jaw according to claim 1, which is characterized in that the clamp body (1) The second sealing ring (15) is equipped between positioning seat (2).
CN201721533467.8U 2017-11-16 2017-11-16 A kind of gear cone face grinder mistake proofing air-actuated jaw Active CN207464352U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109663993A (en) * 2019-01-28 2019-04-23 银川威力传动技术股份有限公司 A kind of retarder single armed planet carrier gear shaping hydraulic power fixture
CN110153798A (en) * 2019-05-31 2019-08-23 江苏太平洋精锻科技股份有限公司 A kind of positioning tooth mould with air-leakage test
CN110449615A (en) * 2019-08-09 2019-11-15 东风格特拉克汽车变速箱有限公司 A kind of rear pull type self-centering hydraulic pressure fixture of the airtight detection of band
CN110908009A (en) * 2019-12-30 2020-03-24 湖南中大创远数控装备有限公司 Clamp detection mechanism
CN112757001A (en) * 2021-01-22 2021-05-07 浙江丰州精密制造有限公司 Clamp and clamping system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109663993A (en) * 2019-01-28 2019-04-23 银川威力传动技术股份有限公司 A kind of retarder single armed planet carrier gear shaping hydraulic power fixture
CN109663993B (en) * 2019-01-28 2023-08-29 银川威力传动技术股份有限公司 Gear shaping hydraulic power clamp for single-arm planet carrier of speed reducer
CN110153798A (en) * 2019-05-31 2019-08-23 江苏太平洋精锻科技股份有限公司 A kind of positioning tooth mould with air-leakage test
CN110449615A (en) * 2019-08-09 2019-11-15 东风格特拉克汽车变速箱有限公司 A kind of rear pull type self-centering hydraulic pressure fixture of the airtight detection of band
CN110449615B (en) * 2019-08-09 2020-07-10 东风格特拉克汽车变速箱有限公司 Take airtight detection's back to draw formula from line-up hydraulic fixture
CN110908009A (en) * 2019-12-30 2020-03-24 湖南中大创远数控装备有限公司 Clamp detection mechanism
CN112757001A (en) * 2021-01-22 2021-05-07 浙江丰州精密制造有限公司 Clamp and clamping system

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CP01 Change in the name or title of a patent holder

Address after: 430056 No. 239, houguanhu Avenue, Wuhan Economic and Technological Development Zone, Hubei Province

Patentee after: Dongfeng Dingxin Power System Technology Co.,Ltd.

Address before: 430056 No. 239, houguanhu Avenue, Wuhan Economic and Technological Development Zone, Hubei Province

Patentee before: DONGFENG GETRAG TRANSMISSION CO.,LTD.

CP01 Change in the name or title of a patent holder
TR01 Transfer of patent right

Effective date of registration: 20230625

Address after: 430000 No. 339 Zhuanyang Avenue, Wuhan Economic and Technological Development Zone, Hubei Province

Patentee after: Zhixin Technology Co.,Ltd.

Address before: 239 houguanhu Avenue, Wuhan Economic and Technological Development Zone, 430056

Patentee before: Dongfeng Dingxin Power System Technology Co.,Ltd.

TR01 Transfer of patent right