CN106181821A - There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof - Google Patents
There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof Download PDFInfo
- Publication number
- CN106181821A CN106181821A CN201610734703.6A CN201610734703A CN106181821A CN 106181821 A CN106181821 A CN 106181821A CN 201610734703 A CN201610734703 A CN 201610734703A CN 106181821 A CN106181821 A CN 106181821A
- Authority
- CN
- China
- Prior art keywords
- paw
- screw rod
- plain washer
- self adaptation
- butterfly spring
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/08—Devices for clamping a plurality of workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The invention discloses a kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof, including paw, screw rod, compression point, plain washer, packing ring, butterfly spring and back-up ring, compress point and be arranged on paw two ends, screw rod one end is provided with spheric seat, the screw rod other end connects piston rod and is fixed on fixture by paw, plain washer pad, between spheric seat sphere and paw, is provided with packing ring below plain washer, described butterfly spring is arranged on the lower end of paw by back-up ring.The present invention uses screw rod to be connected on piston rod by paw, use the rotatable and reset function of spheric seat and butterfly spring simultaneously, paw is made to have floatability, the situation of larger difference is there is for two workpiece height, during pressure down, first contact the lower pressure surface of relatively high trestle, paw is by angular force, because paw has floatability thus deflect another support pressing down other direction, can preferably solve the compression problem of workpiece, guarantee brake-caliper support concordance of data during processing and detection.
Description
Technical field
The present invention relates to a kind of for automobile brake pincers support processing and the hold-down mechanism of detection, have particularly to one
There are bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof.
Background technology
During automobile brake pincers support processing or detection, typically have more than one support be processed or detect,
It is thus desirable to support is carried out positioning compression during brake-caliper support processing or detection.
During processing and detection, the compression to brake-caliper support is particularly important, is related to the machining accuracy of support,
And the accuracy of detection data, workman can come lathe through Row sum-equal matrix according to the detection data of support, so the pressure of support
Tightly producing and detection is being extremely important.
Brake-caliper support itself is blank, and many in compression to support in processing and detection I haven't seen you for ages uses black skin,
And the precision of black skin itself is the highest, this adds increased support compression difficulty during processing and detection.
It is therefore desirable to provide a kind of hold down gag to solve the problems referred to above.
And brake-caliper support can find to there may be drop between the face of pressure under different workpieces pressure point in positioning compression,
But without floating effect paw down pressure during may one end be depressed into a support other end may also not have down press or
Not exclusively being depressed into another support, support processing and detection will be affected if compressed the most completely in processing and detection medium-height trestle
Data accuracy.
Summary of the invention
The present invention is to solve defect and deficiency present in above-mentioned prior art, propose a kind of for two workpiece height
There is the situation of larger difference, can preferably solve the compression problem of workpiece, guarantee that brake-caliper support in processing and detected
The conforming bilateral hold-down mechanism with self adaptation function of regulating height thereof of data and compressing method thereof in journey.
The technical solution adopted for the present invention to solve the technical problems is: a kind of have the double of self adaptation function of regulating height thereof
Limit hold-down mechanism, including paw, screw rod, compression point, plain washer, packing ring, butterfly spring and back-up ring, described compression point is arranged on pressure
Pawl two ends, described screw rod one end is provided with spheric seat, and the screw rod other end connects piston rod and is fixed on fixture by paw, described flat
Cushion, between spheric seat sphere and paw, is provided with packing ring below described plain washer, described butterfly spring is pacified by back-up ring
It is contained in the lower end of paw.
The present invention uses screw rod to be connected on piston rod by paw, use simultaneously the rotatable of spheric seat and butterfly spring and
, there is the situation of larger difference for two workpiece height in reset function so that paw has floatability, during pressure down,
First contacting the lower pressure surface of relatively high trestle, paw, by angular force, because paw has floatability thus deflects and presses down other direction
Another support, can preferably solve the compression problem of workpiece, guarantees brake-caliper support data during processing and detection
Concordance.
Preferably, described paw upper center is provided with upper groove, is provided with low groove in the middle part of paw lower end, described spheric seat and
Plain washer is pressed in upper groove by the head of screw rod, and described butterfly spring is pressed in low groove by back-up ring.
This kind of structure makes being more firmly mounted of spheric seat and butterfly spring reliable, so that it is guaranteed that the rotation of spheric seat is more
Adding the most reliable, the compression of butterfly spring resets more steadily reliable.
Preferably, described screw rod is machined with draw-in groove, described draw-in groove is provided with the snap ring of locking back-up ring position.
This kind of structure makes being more firmly mounted of back-up ring reliable, so that it is guaranteed that firm butterfly spring is positioned of back-up ring.
Preferably, described spheric seat and plain washer assembling, screw rod is being filled with plain washer by spheric seat sphere after angular force
Deflect on the face joined, thus drive screw rod to deflect, make paw have certain skewed popularity.
Preferably, the gap limiting screw rod range of deflection it is provided with between packing ring and the paw installed below described plain washer.
This kind of structure can well limit the range of deflection of screw rod, prevents from damaging paw.
Preferably, when described butterfly spring stress disappears, during recovery shape drives screw rod to return.
Butterfly spring rigidity in the present invention is big, and snubber ability is strong, can bear big load with small deformation, be suitable for axle
To the occasion that space requirement is little.
Preferably, the described point that compresses compresses point for rubber.
Preferably, the compressing method of a kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof, including following step
Rapid:
1) paw and piston rod are coupled together by screw rod, and piston rod movement drives paw to compress or take-off the brake pincers support;
2) when pressing brake-caliper support under paw, because pressure surface injustice can allow screw rod by angular force, spheric seat and plain cushion under workpiece
Circle cooperation is arranged on screw rod, decomposes the angular force pressing down generation, allows paw compress brake-caliper support;
3) there is gap between packing ring and the paw below plain washer, the gap existed preferably limits the range of deflection of screw rod,
Paw may be damaged beyond this range of deflection;
4) butterfly spring that paw lower end is installed is after screw rod is by angular force, and the face that screw rod contacts with butterfly spring is defeated
Contracting;
5) butterfly spring compresses recovery after distress resolves, in making screw rod return in recovery process.
Preferably, the described point that compresses uses the quality of rubber materials with certain compressibility, and brake-caliper support is appearance profile ratio
Rougher blank.
Owing to brake-caliper support itself is blank, so appearance profile is relatively rough, the depth of parallelism between the dough-making powder of face is not
It is fine, so the compression point of quality of rubber materials is more applicable.
The present invention is directed to two workpiece height and there is the situation of larger difference, during pressure down, first contact relatively high trestle
Lower pressure surface, paw is by angular force, because paw has floatability thus another support of other direction is pressed down in deflection, can be preferably
The compression problem solving workpiece, guarantee brake-caliper support concordance of data during processing and detection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is present invention structural representation under the state of not stressing;
Fig. 3 is present invention structural representation under stress impaction state;
Fig. 4 is the partial schematic sectional view of Fig. 3 mid portion;
Fig. 5 is partial schematic diagram during paw of the present invention deflection;
1. paw in figure, 2. screw rod, 3. compress point, 4. spheric seat, 5. plain washer, 6. packing ring, 7. butterfly spring, 8. back-up ring, 9.
Snap ring, 10. upper groove, 11. low grooves, 12. gaps, 13. piston rods, 14. brake-caliper supports.
Detailed description of the invention
The present invention is further detailed explanation below in conjunction with the accompanying drawings.
As Figure 1-Figure 5, a kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof, including paw 1, screw rod
2, point 3, plain washer 5, packing ring 6, butterfly spring 7 and back-up ring 8 are compressed.Compressing point 3 and be arranged on paw 1 two ends, screw rod 2 one end is installed
Having spheric seat 4, screw rod 2 other end connects piston rod 13 and is fixed on fixture by paw 1.Plain washer 5 pad spheric seat 4 sphere with
Between paw 1, being provided with packing ring 6 below plain washer 5, butterfly spring 7 is arranged on the lower end of paw 1 by back-up ring 8.On paw 1
It is provided with upper groove 10 in the middle part of end, in the middle part of paw 1 lower end, is provided with low groove 11, spheric seat 4 and the plain washer 5 head by screw rod 2
Being pressed in upper groove 10, butterfly spring 7 is pressed in low groove 11 by back-up ring 8.Draw-in groove it is machined with, on draw-in groove on screw rod 2
The snap ring 9 of locking back-up ring 8 position is installed.Spheric seat 4 and plain washer 5 assemble, and screw rod 2 is by spheric seat after angular force 4 sphere
The face assembled with plain washer 5 deflects, thus drives screw rod 2 to deflect, make paw 1 have certain skewed popularity.Plain cushion
The gap 12 limiting screw rod 2 range of deflection it is provided with between packing ring 6 and the paw 1 installed below circle 5.Butterfly spring 7 stress disappears
Time, recover shape and drive in screw rod 2 times.Compress point 3 and compress point for rubber.
Paw 1 and piston rod 13 are coupled together by screw rod 2, and piston rod 13 motion drives paw 1 to compress or take-off the brake pincers
Support 14(workpiece), compressing point 3 is quality of rubber materials, has certain compressibility, and brake-caliper support 14 itself is blank, so
Appearance profile is relatively rough, and the depth of parallelism between the dough-making powder of face is not fine, so the compression point 3 of quality of rubber materials is relatively suitable for, and pressure
During 1 time pressure brake-caliper support of pawl, should be pressure surface injustice under workpiece and screw rod 2 can be allowed to be joined by angular force, spheric seat 4 and plain washer 5
Conjunction is arranged on screw rod 2, can well decompose the angular force pressing down generation, allows paw 1 compress brake-caliper support, plain washer 5 times
There is gap 12 between packing ring 6 and the paw 1 of side, the gap 12 existed preferably limits the range of deflection of screw rod 2, beyond this
Range of deflection may damage paw 1;The butterfly spring 7 that paw 1 lower end is installed after screw rod 2 is by angular force, screw rod 2 and butterfly
The face forced compression of shape spring 7 contact, butterfly spring 7 compresses recovery after distress resolves, makes screw rod 2 times in recovery process
In.Butterfly spring 7 is fixed in paw 1 by packing ring 8, and packing ring 8 is fixing dead by the snap ring 9 on screw rod 2.
Finally, in addition it is also necessary to be only the specific embodiment of the present invention it is noted that listed above.Obviously, the present invention does not limits
In above example, it is also possible to there are many deformation, those of ordinary skill in the art can from present disclosure directly or
The all deformation associated, are all considered as protection scope of the present invention.
Claims (9)
1. a bilateral hold-down mechanism with self adaptation function of regulating height thereof, it is characterised in that: it includes paw, screw rod, pressure
Tight point, plain washer, packing ring, butterfly spring and back-up ring, described compression point is arranged on paw two ends, and described screw rod one end is provided with ball
Shape seat, the screw rod other end connects piston rod and is fixed on fixture by paw, described plain washer pad spheric seat sphere and paw it
Between, packing ring is installed below described plain washer, described butterfly spring is arranged on the lower end of paw by back-up ring.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
Described paw upper center is provided with upper groove, is provided with low groove in the middle part of paw lower end, and described spheric seat and plain washer pass through screw rod
Head be pressed in upper groove, described butterfly spring is pressed in low groove by back-up ring.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
It is machined with draw-in groove on described screw rod, described draw-in groove is provided with the snap ring of locking back-up ring position.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
Described spheric seat and plain washer assembling, screw rod is occurred partially on the face assembled with plain washer by spheric seat sphere after angular force
Turn, thus drive screw rod to deflect, make paw have certain skewed popularity.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
The gap limiting screw rod range of deflection it is provided with between packing ring and the paw installed below described plain washer.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
When described butterfly spring stress disappears, during recovery shape drives screw rod to return.
A kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1, it is characterised in that:
The described point that compresses compresses point for rubber.
The compressing method of a kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 1,
It is characterized in that: it comprises the steps:
1) paw and piston rod are coupled together by screw rod, and piston rod movement drives paw to compress or take-off the brake pincers support;
2) when pressing brake-caliper support under paw, because pressure surface injustice can allow screw rod by angular force, spheric seat and plain cushion under workpiece
Circle cooperation is arranged on screw rod, decomposes the angular force pressing down generation, allows paw compress brake-caliper support;
3) there is gap between packing ring and the paw below plain washer, the gap existed preferably limits the range of deflection of screw rod,
Paw may be damaged beyond this range of deflection;
4) butterfly spring that paw lower end is installed is after screw rod is by angular force, and the face that screw rod contacts with butterfly spring is defeated
Contracting;
5) butterfly spring compresses recovery after distress resolves, in making screw rod return in recovery process.
The compressing method of a kind of bilateral hold-down mechanism with self adaptation function of regulating height thereof the most according to claim 8,
It is characterized in that: the described point that compresses uses the quality of rubber materials with certain compressibility, and brake-caliper support is that appearance profile is thicker
Rough blank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610734703.6A CN106181821A (en) | 2016-08-28 | 2016-08-28 | There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof |
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CN201610734703.6A CN106181821A (en) | 2016-08-28 | 2016-08-28 | There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof |
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CN201610734703.6A Pending CN106181821A (en) | 2016-08-28 | 2016-08-28 | There is bilateral hold-down mechanism and the compressing method thereof of self adaptation function of regulating height thereof |
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Cited By (3)
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CN107219116A (en) * | 2017-06-23 | 2017-09-29 | 武汉大学 | The test system of ferroelectric material respondent behavior under the conditions of power electro thermal coupling |
CN109514461A (en) * | 2019-01-03 | 2019-03-26 | 天润曲轴股份有限公司 | Multiple spot elastic pressuring clamping device for uneven face |
CN111451967A (en) * | 2020-05-07 | 2020-07-28 | 北京地铁车辆装备有限公司 | Technological equipment and method for manufacturing end wall of low-floor vehicle |
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CN204639686U (en) * | 2015-04-22 | 2015-09-16 | 济南一机锐岭自动化工程有限公司 | Connecting rod bores bore hole and milling oil groove fixture |
CN105081833A (en) * | 2015-08-31 | 2015-11-25 | 苏州柏德纳科技有限公司 | Novel clamping device for multiple spherical workpieces |
CN205096877U (en) * | 2015-10-13 | 2016-03-23 | 中国南方航空工业(集团)有限公司 | Many two -way linkage anchor clamps |
CN205968753U (en) * | 2016-08-28 | 2017-02-22 | 浙江畅尔智能装备股份有限公司 | Bilateral hold -down mechanism with adaptive -height adjusts function |
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CN102922326A (en) * | 2012-11-05 | 2013-02-13 | 常熟天地煤机装备有限公司 | Self-adjustment compressing device |
CN203371319U (en) * | 2013-08-05 | 2014-01-01 | 天津天海同步科技股份有限公司 | Automatic positioning type broaching device |
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CN204639686U (en) * | 2015-04-22 | 2015-09-16 | 济南一机锐岭自动化工程有限公司 | Connecting rod bores bore hole and milling oil groove fixture |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107219116A (en) * | 2017-06-23 | 2017-09-29 | 武汉大学 | The test system of ferroelectric material respondent behavior under the conditions of power electro thermal coupling |
CN109514461A (en) * | 2019-01-03 | 2019-03-26 | 天润曲轴股份有限公司 | Multiple spot elastic pressuring clamping device for uneven face |
CN109514461B (en) * | 2019-01-03 | 2023-09-19 | 天润工业技术股份有限公司 | Multi-point elastic pressing device for concave-convex surface |
CN111451967A (en) * | 2020-05-07 | 2020-07-28 | 北京地铁车辆装备有限公司 | Technological equipment and method for manufacturing end wall of low-floor vehicle |
CN111451967B (en) * | 2020-05-07 | 2021-11-09 | 北京地铁车辆装备有限公司 | Technological equipment and method for manufacturing end wall of low-floor vehicle |
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