CN107139076B - Pneumatic grips are used in a kind of processing of grinding machine - Google Patents
Pneumatic grips are used in a kind of processing of grinding machine Download PDFInfo
- Publication number
- CN107139076B CN107139076B CN201710465782.XA CN201710465782A CN107139076B CN 107139076 B CN107139076 B CN 107139076B CN 201710465782 A CN201710465782 A CN 201710465782A CN 107139076 B CN107139076 B CN 107139076B
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- Prior art keywords
- air bag
- grinding machine
- core
- elastic ring
- core shell
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Abstract
The present invention discloses a kind of grinding machine processing pneumatic grips, including a rotation reel, connect with grinding machine shaft, center is equipped with preceding top；One rotation machine core, including core shell and end cap, machine core chamber is formed between the two, the core shell is connect with the rotation reel, the machine core is intracavitary to be sequentially installed with air bag frame, air bag and elastic ring from outside to inside, the outer wall of the core shell is equipped with the air channel of annular, and the air channel is connected to by the tracheae being mounted in the air bag frame with the air bag；One fixed ring is connected by bearing with the core shell, and the fixed ring surface is equipped with air inlet, and the air inlet is connected to the air channel, forms gas passage between the fixed ring and the air channel.The fixture is ingenious in design, by deforming elastic ring air bag inflation, applies pressure clamp clamping of workpieces, the automatic operation of clamping workpiece and disassembly may be implemented, simplify the cumbersome process of clamping in conventional machining process, improve production efficiency.
Description
Technical field
The present invention relates to grinding machine clamp for machining equipment technical fields, and in particular to pneumatic grips are used in a kind of processing of grinding machine.
Background technique
Stick shaft-like workpiece is the common part of machinery industry, is played a crucial role in machinery industry, such as press
Eccentric shaft in contracting machine, the transmission shaft in retarder, the axial workpiece etc. on automobile.These axial workpieces need to carry out on grinding machine
Machining adds man-hour requirement to be positioned and stepped up by fixture.
The fixture for generally using heart carrier for bolt to process as axis class on grinding machine at present is stirred by the chuck installed on main tapping
Heart carrier for bolt rotation, since heart carrier for bolt is tightly clipped on workpiece, workpiece is rotated with chuck naturally, while limiting the revolution of axis
Freedom degree.But the mode that screw is directly held out against is generallyd use when fixing workpiece with heart carrier for bolt, it is i.e. time-consuming and inconvenient in this way,
It is more aobvious cumbersome when especially producing workpiece in batches, the qualification rate of workpiece is not only influenced, and reduce production efficiency, band
Carry out the increase of production cost.
In view of the above drawbacks, creator of the present invention obtains a kind of mill of the present invention by prolonged research and practice finally
Pneumatic grips are used in bed processing.
Summary of the invention
To solve above-mentioned technological deficiency, the technical solution adopted by the present invention is, provides a kind of grinding machine processing pneumatic type
Fixture, including
One rotation reel, with grinding machine shaft by screw connection, the center of the rotation reel is equipped with preceding top；
One rotation machine core, including core shell and end cap, the end face center of the core shell and the end cap central are equal
Circular through hole, the end face of the core shell and the rotation reel are provided with by screw connection, the rotation machine core follows institute
Rotation reel rotation is stated, forms machine core chamber between the core shell and end cap, the machine core is intracavitary successively to be installed from outside to inside
There are air bag frame, air bag and elastic ring, the outer wall of the core shell is equipped with the air channel of annular, and the air channel passes through installation
Tracheae in the air bag frame is connected to the air bag；
One fixed ring is connected by bearing with the core shell, the fixed ring surface equipped with air inlet, it is described into
Stomata is connected to the air channel, forms gas passage between the fixed ring and the air channel.
Preferably, the intracavitary quartering point of the machine core is equipped with spring leaf, air bag frame surface is equipped with the spring
Piece corresponding spring leaf mounting groove has gap between the air bag frame and the machine core cavity wall.
Preferably, the elastic ring is mounted in the elastic ring installation cavity in the middle part of the air bag frame, the elastic ring both ends
Perforation, and both ends internal diameter is equal, is gradually reduced close to middle part internal diameter, the air bag is wrapped in the middle part of the elastic ring.
Preferably, the both ends of the elastic ring are equipped with step, and the elastic ring both ends of the surface offer multiple uniform crossovers
The notch of distribution, forms Cross Hatch structure, and the pocket bottom extends at other end step.
Preferably, the notch number that the elastic ring both ends open up is equal, every end opens up 6-12.
Preferably, the pocket bottom of the elastic ring is rounded.
Preferably, the air bag frame is in cross, middle part is equipped with through-hole, the inner wall interposition of the elastic ring installation cavity
Air bag slot is installed, the end on four, the air bag frame prominent sides is arranged in the spring leaf mounting groove.
Preferably, the air bag is circular ring shape, it is mounted in the air bag slot.
Preferably, the fixed ring and the core shell contact edge are equipped with O-ring, it is equipped with out on the inside of the fixed ring
Mouth retaining ring.
Preferably, the fixed ring is fixed by fixed bracket with grinding machine main body, the fixed bracket equipped with it is described
The connected air inlet pipe of air inlet.
Compared with the prior art the beneficial effects of the present invention are:
Grinding machine processing is ingenious in design with pneumatic grips, by deforming elastic ring air bag inflation, applies pressure clamp
The automatic operation of clamping workpiece and disassembly may be implemented in clamping of workpieces, simplifies the cumbersome process of clamping in conventional machining process,
Improve production efficiency.
The fixture has the function of automatic deviation correction (centering), the through-hole of each component with preceding top concentric, and air bag frame four
Meeting compression spring leaf realizes micro-locality and rotation when the unbalance stress of side, improves centering precision.
Notch design on elastic ring makes its deformation quantity larger, and to protruding into, workpiece grasp therein is bigger, and notch is handed over
Mistake distribution and bottom circular design so that elastic ring deformation is more uniform, bigger to the stress crawl point area of workpiece, both ends
Step can guarantee elastic ring integral strength, restore deformation can.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in various embodiments of the present invention
The attached drawing used is briefly described.
Fig. 1 is the explosive view of grinding machine processing pneumatic grips；
Fig. 2 is the installation diagram of fixture rotation machine core and fixed ring；
Fig. 3 is the end perspective view of rotation case；
Fig. 4 is the installation diagram in rotation case installation cavity；
Fig. 5 is rotation case internal structure chart；
Fig. 6 is the perspective view one of air bag frame；
Fig. 7 is the perspective view two of air bag frame；
Fig. 8 is the perspective view of air bag；
Fig. 9 is the perspective view one of elastic ring；
Figure 10 is the perspective view two of elastic ring.
Digital representation in figure:
1. rotating top 2. core shell, 21. bearing 22.O type circle, 23. split washer before reel 11.
24. 4. fixed ring of spring leaf 25. machine core chamber, 26. air channel, 3. end cap, 5. air bag frame
51. 54. tracheae of elastic ring installation cavity 52. spring leaf mounting groove, 53. air bag slot, 6. air bag
61. 7. elastic ring of air bag air inlet, 71. step, 72. notch 8. fixes 81. air inlet pipe of bracket, 9. screw
Specific embodiment
Below in conjunction with attached drawing, the forgoing and additional technical features and advantages are described in more detail.
Embodiment 1
As shown in connection with fig. 1, a kind of grinding machine processing pneumatic grips, including a rotation reel 1, one rotate machine core and one and consolidate
Determine ring 4, the rotation machine core includes a core shell 2 and an end cap 3.The center of the rotation reel 1 is equipped with preceding top 11, uses
In positioning workpiece.The end face of core shell 2 and end cap 3 is equipped with circular through hole, passes through for mandrel rod class workpiece.The rotation axis
Disk 1 is connected by screw 9 with rotation reel 1, end cap 3 with core shell 2 with the shaft of grinding machine, the end face of core shell 2
It connects, when the rotation of the shaft of grinding machine, rotation reel 1 and rotation machine core follow rotation.
As shown in connection with fig. 2, the fixed ring 4 is fixedly connected by fixed bracket 8 with grinding machine main body, and 4 position of fixed ring is solid
It is fixed, the shaft of grinding machine will not be followed to rotate.Core shell 2 is mounted in fixed ring 4 and is connected by bearing 21, when turning for grinding machine
When axis rotates, core shell 2 relatively rotates with fixed ring 4.Split washer 23 is also equipped on the inside of fixed ring 4, for fixing
21 position of bearing, prevents axial displacement.As shown in connection with fig. 3, the outer wall of the core shell 2 is equipped with ring-shaped ventilation slot 26, described
4 surface of fixed ring is equipped with air inlet, and fixed bracket 8 is equipped with the air inlet pipe 81 being connected with air inlet.Air inlet and air channel 26
Connection, forms gas passage between fixed ring 4 and air channel 26.Pressed gas is entered in air channel 26 by air inlet pipe 81, real
Existing gas conveying.And fixed ring 4 and 2 contact site of core shell are equipped with O-ring 22, increase leakproofness, prevent gas passage
Interior gas leakage.
As shown in connection with fig. 4, machine core chamber 25 is formed between the core shell 4 and end cap 3, for installing inner body.Machine
Air bag frame 5, air bag 6 and elastic ring 7 are sequentially installed in core cavity 25 from outside to inside.Tracheae 54 is installed in air bag frame 5, is used for
It is connected to air channel 26 and air bag 6, expand air bag 6 can with gas transmission, and the clamping to workpiece is completed in the deformation of elasticity of compression circle 7.Gas
54 both ends of pipe are equipped with Quick connection part, and tracheae 54 is facilitated to connect with air bag 6 and air channel 26.
By present clip integral installation on grinding machine, rotation reel 1 is connect with grinding machine shaft, fixed bracket 8 and grinding machine
Main body connection, fixed ring 4 is positioned.The workpiece of machining will be needed to be inserted into fixture, workpiece end face and sinciput from 3 through-hole of end cap
Point 11 contacts.It is passed through pressed gas from air inlet pipe 81, air bag 6 expands, and elasticity of compression circle 7 deforms, and clamps workpiece, completes workpiece dress
Folder.Start grinding machine, grinding machine shaft drives rotation reel 1 and rotation machine core rotation, and workpiece follows under the action of elastic ring 7 to be turned
It is dynamic.Work pieces process finishes, 6 pressure release of air bag, and 7 deformation of elastic ring restores, and loosens workpiece and takes out workpiece from fixture.It again will be new
Workpiece to be processed be inserted into fixture, repeat aforesaid operations, realize continuous production.
Grinding machine processing is ingenious in design with pneumatic grips, by deforming elastic ring 8 inflation of air bag 6, applies pressure
Workpiece is clamped, inflation/deflation operation can simplify traditional clamping cumbersome process by process control in air bag 6, realize workpiece
The automatic operation of clamping and disassembly.And the installation movement of workpiece can also be able to achieve work pieces process by robotic arm manipulation
Full-automation substantially increases production efficiency, guarantees workpiece processing quality.
Embodiment 2
The present embodiment on the basis of the above embodiments, as shown in connection with fig. 5, is installed on the quartering point of the machine core chamber 25
There is spring leaf 24.As shown in connection with fig. 6,5 surface of air bag frame is equipped with spring leaf mounting groove 52 corresponding with the spring leaf 24.
Air bag frame 5 is mounted in machine core chamber 25, the entrance spring leaf mounting groove 52 of spring leaf 24, in the quadrangle of air bag frame 5 and machine core chamber 25
There is gap, the air bag frame 5 being capable of compression spring leaf progress micro-displacement and rotation between wall.
The through-hole of each component of the fixture is concentric with preceding top 11, workpiece install when self-centering, and 6 four side of air bag frame by
Meeting compression spring leaf 24 realizes micro-locality and rotation when power unevenness, carries out automatic deviation correction, improves centering precision.Workpiece unloading
Afterwards, lower gasbag frame 6 is acted in spring leaf 24 to restore to initial position.The automatic deviation rectifying function of the fixture can reduce artificial behaviour
Make, effectively improves workpiece processing quality.
Embodiment 3
On the basis of the above embodiments, in conjunction with shown in Fig. 6 and Fig. 7, the air bag frame 5 is in cross to the present embodiment,
Middle part is equipped with through-hole.It is equipped with elastic ring installation cavity 51 in air bag frame 5, is used for positioning elastic circle 7.And the side of elastic ring installation cavity 51
Wall middle position is equipped with air bag slot 53, is used for positioning gasbag 6.The end on 5 four, the air bag frame prominent sides offers spring leaf
Mounting groove 52.Cross-shaped structure improves air bag frame 5 by force sensitivity, improves centering precision.
Embodiment 4
On the basis of the above embodiments, as shown in connection with fig. 8, the air bag 6 is circular ring shape to the present embodiment, is wrapped in bullet
Property circle in the middle part of and be mounted in air bag slot 53.There is an air bag air inlet 61, for connecting tracheae 54 on air bag 6.Air bag 6 is by bullet
Property material is made, and when inflation expands, and when deflation shrinks.By 6 inflation/deflation of air bag operate realize workpiece handling, operate it is convenient,
Safety.
Embodiment 5
On the basis of the above embodiments, in conjunction with shown in Fig. 9 and Figure 10,7 both ends of elastic ring penetrate through the present embodiment, and
Both ends internal diameter is equal, is gradually reduced close to middle part internal diameter.The air bag 6 is wrapped in 7 middle part of elastic ring, when air bag 6 expands, bullet
Property 7 middle part shape deforming clip clamping of workpieces of circle.The both ends of elastic ring 7 are equipped with step 71, it is ensured that 7 integral strength of elastic ring makes to deform
It can restore.
7 both ends of the surface of elastic ring respectively offer the notch 72 of 9 uniform crossovers distribution, form Cross Hatch structure, the slot
At other end step 71, the design of notch 72 allows elastic ring 7 to have biggish deformation quantity for mouthful 72 bottoms, to protruding into wherein
Workpiece grasp it is bigger, be interspersed so that 7 deformation of elastic ring is more uniform.And 72 bottom of notch is rounded, becomes middle part
Shape position can more be bonded workpiece surface, bigger to the stress crawl point area of workpiece.
Embodiment 6
The present embodiment place unlike the embodiments above is that the number of notch 72 that 7 both ends of elastic ring open up is equal, and every end is opened
If 72 quantity of notch can be 6-12, elastic ring 7 can be guaranteed to the clamping force of workpiece in this quantitative range.
The foregoing is merely presently preferred embodiments of the present invention, is merely illustrative for the purpose of the present invention, and not restrictive
's.Those skilled in the art understand that in the spirit and scope defined by the claims in the present invention many changes can be carried out to it,
It modifies or even equivalent, but falls in protection scope of the present invention.
Claims (9)
1. a kind of grinding machine processing pneumatic grips, which is characterized in that including
One rotation reel, connect with grinding machine shaft, and the center of the rotation reel is equipped with preceding top；
One rotation machine core, including core shell and end cap, the end face center of the core shell and the end cap central are provided with
Circular through hole, the core shell are connect with the rotation reel, and the rotation machine core follows the rotation reel to rotate, described
Machine core chamber is formed between core shell and end cap, the machine core is intracavitary to be sequentially installed with air bag frame, air bag and elasticity from outside to inside
Circle, the intracavitary quartering point of the machine core are equipped with spring leaf, and air bag frame surface is equipped with the corresponding spring of the spring leaf
Piece mounting groove, has gap between the air bag frame and the machine core cavity wall, the outer wall of the core shell is equipped with annular
Air channel, the air channel is connected to by the tracheae being mounted in the air bag frame with the air bag；
One fixed ring is connected by bearing with the core shell, and the fixed ring surface is equipped with air inlet, the air inlet
It is connected to the air channel, forms gas passage between the fixed ring and the air channel.
2. grinding machine processing pneumatic grips as described in claim 1, which is characterized in that the elastic ring is mounted on the gas
In elastic ring installation cavity in the middle part of capsule frame, the elastic ring both ends perforation, and both ends internal diameter is equal, gradually contracts close to middle part internal diameter
Small, the air bag is wrapped in the middle part of the elastic ring.
3. grinding machine processing pneumatic grips as claimed in claim 2, which is characterized in that the both ends of the elastic ring are equipped with platform
Rank, and the elastic ring both ends of the surface offer the notch of multiple uniform crossover distributions, form Cross Hatch structure, the notch bottom
Portion extends at other end step.
4. grinding machine processing pneumatic grips as claimed in claim 3, which is characterized in that the slot that the elastic ring both ends open up
Mouth number is equal, and every end opens up 6-12.
5. grinding machine processing pneumatic grips as claimed in claim 4, which is characterized in that the bottom of the notch is rounded.
6. grinding machine processing pneumatic grips as claimed in claim 2, which is characterized in that the air bag frame is in cross,
Middle part is equipped with through-hole, and the inner wall middle position of the elastic ring installation cavity is equipped with air bag slot, and the spring leaf mounting groove setting exists
The end on four, the air bag frame prominent sides.
7. grinding machine processing pneumatic grips as claimed in claim 6, which is characterized in that the air bag is circular ring shape, installation
In the air bag slot.
8. grinding machine as claimed in claim 1 processing pneumatic grips, which is characterized in that the fixed ring with it is described
Core shell contact edge is equipped with O-ring, is equipped with split washer on the inside of the fixed ring.
9. grinding machine processing pneumatic grips as claimed in claim 8, which is characterized in that the fixed ring passes through fixed bracket
It is fixed with grinding machine main body, the fixed bracket is equipped with the air inlet pipe being connected with the air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465782.XA CN107139076B (en) | 2017-06-19 | 2017-06-19 | Pneumatic grips are used in a kind of processing of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465782.XA CN107139076B (en) | 2017-06-19 | 2017-06-19 | Pneumatic grips are used in a kind of processing of grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107139076A CN107139076A (en) | 2017-09-08 |
| CN107139076B true CN107139076B (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710465782.XA Active CN107139076B (en) | 2017-06-19 | 2017-06-19 | Pneumatic grips are used in a kind of processing of grinding machine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500876B (en) * | 2018-06-26 | 2023-12-22 | 常州纺织服装职业技术学院 | Tool clamp |
| CN108838888B (en) * | 2018-08-28 | 2020-03-20 | 福清市创佳智能科技有限公司 | Auxiliary clamp for machining bearing bush grinding machine |
| CN112692668B (en) * | 2021-02-02 | 2022-04-01 | 常州鸿钜智能制造有限公司 | Multifunctional flat grinding equipment for sensor thin material laminated magnetic core |
| CN112792672B (en) * | 2021-02-05 | 2022-08-19 | 山东宇辰金属制品有限公司 | Workbench for machining of grinding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4422952A1 (en) * | 1994-06-30 | 1996-01-04 | Technology Service Inc | Clamping mechanism on machine tool |
| JPH09123006A (en) * | 1995-10-30 | 1997-05-13 | Ricoh Co Ltd | Chuck mechanism |
| PT1068919E (en) * | 1999-07-14 | 2004-06-30 | Erowa Ag | DEVICE FOR THE DEFINED POSITIONING OF THE GRAPHIC PECA TO WORK WITHIN THE WORK AREA OF A PROCESSING MACHINE |
| JP2002052409A (en) * | 2000-08-09 | 2002-02-19 | Denso Corp | Collet chuck |
| ATE399071T1 (en) * | 2004-04-06 | 2008-07-15 | Schunk Gmbh & Co Kg | EXTENSION DEVICE |
| CN101439470A (en) * | 2008-12-17 | 2009-05-27 | 合肥工业大学 | Machine tool gas static pressure center frame |
| CN102513842B (en) * | 2011-12-15 | 2014-04-16 | 河南科技大学 | Pneumatic elastic chuck |
| CN203390791U (en) * | 2013-08-02 | 2014-01-15 | 河南省杜甫机械制造有限公司 | Clamping device with air bags |
| CN204183305U (en) * | 2014-05-23 | 2015-03-04 | 南京农业大学 | The maintenance fixture of thin-wall circular cylindrical workpiece |
| SE540809C2 (en) * | 2015-09-23 | 2018-11-20 | Etp Trans Ab | Hydraulic clamping device, system including such device and method of interconnecting a hub and a shaft |
| CN205705914U (en) * | 2016-06-08 | 2016-11-23 | 重庆巨源不锈钢制品有限公司 | Rotational circle pipe clamping device |
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2017
- 2017-06-19 CN CN201710465782.XA patent/CN107139076B/en active Active
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| CN107139076A (en) | 2017-09-08 |
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