CN204724885U - A kind of inner clamping type spring perch - Google Patents
A kind of inner clamping type spring perch Download PDFInfo
- Publication number
- CN204724885U CN204724885U CN201520240231.XU CN201520240231U CN204724885U CN 204724885 U CN204724885 U CN 204724885U CN 201520240231 U CN201520240231 U CN 201520240231U CN 204724885 U CN204724885 U CN 204724885U
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- CN
- China
- Prior art keywords
- chuck
- type spring
- spring perch
- inner clamping
- clamping type
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of inner clamping type spring perch, belongs to clamping tool for machine work technical field.A kind of inner clamping type spring perch, described inner clamping type spring perch comprises chuck (2) and clamping bar, described chuck (2) bottom is fixed on machine tooling table top, top comprises at least two panels spring leaf (21) closed with pull head (4) matching form of described clamping bar upper end, described clamping bar comprises the pull head (4) of upper end and the pull bar (3) of lower end, and being connected on the axial actuating unit in processing table top by described pull bar (3) through chuck (2), axial actuating unit makes spring leaf (21) outwards swell with clamping work pieces by applying pressure to pull bar (3).This inner clamping type spring perch can not surperficial, with low cost, the adjustment of destroy product be remodeled conveniently.
Description
Technical field
The utility model relates to clamping tool for machine work field, is specifically related to a kind of inner clamping type spring perch.
Background technology
When processing equipment part, normally utilize the corresponding fixture be arranged on lathe to clamp part to be processed, thus drilling processing is carried out to part, ensure the object of hole precision with this.
In actual production, because existing Three-jaw fixture is producing, have many obvious shortcomings in remodel adjustment, cost etc.: 1, during production product to clamp basic circle and locating flange end face for benchmark, basic circle and end face of flange are product significant surfaces, the mass defect such as to crush and weigh wounded in production process, product percent of pass declines.2, adjustment is remodeled trouble, remodel at every turn need fix, revise, the operation such as alignment come, difficultly time-consuming, equipment operation rate is low, causes labor intensity of operating staff large, does not meet away the route of automation.
Utility model content
The purpose of this utility model is to solve the problem, and provides one surperficial, with low cost, the adjustment of destroy product to remodel inner clamping type spring perch easily.
The technical scheme that the utility model solves the problem is as follows:
A kind of inner clamping type spring perch, described inner clamping type spring perch comprises chuck and clamping bar, described chuck bottom is fixed on machine tooling table top, top comprises at least two panels spring leaf closed with the pull head matching form of described clamping bar upper end, described clamping bar comprises the pull head of upper end and the pull bar of lower end, and being connected on the axial actuating unit in processing table top by described pull bar through chuck, axial actuating unit makes spring leaf outwards swell with clamping work pieces by applying pressure to pull bar.
Swell with clamping work pieces by spring leaf, avoid the defect that surface of the work is scratched, pull bar, as universal accessories, can reduce manufactured materials, and pull bar and chuck coordinate and guide chuck self-centering clamping part.
Preferred as technique scheme, described inner clamping type spring perch also comprises chassis, is provided with and coordinates with described chuck the mating holes installed in the middle of described chassis, and surrounding is provided with for being arranged on the installing hole processed on table top.
Chassis and chuck separate design, chassis fixed installation work top, adjustment is remodeled and is only changed chuck, and remain that the fixture center of circle is constant, manufactured materials, as universal accessories, can be reduced in chassis.
Preferred as technique scheme, described chuck comprise the clamping surface of revolution that upper end contacts with workpiece, cooperatively interact with the cone of revolution of pull head coordinate cone of revolution, also comprise supporting surface that lower end contacts with chassis and the boss with mating holes matched in clearance on chassis.
Chuck and base disk matched in clearance, pull bar can self-centering in axial operation, improves installation accuracy, reduces and repeats the operation of looking for the center of circle.
Preferred as technique scheme, described cooperation cone of revolution is downward-sloping inclined-plane.
Preferred as technique scheme, the angle between described cooperation cone of revolution and vertical plane is 7 °.
Preferred as technique scheme, is provided with radial slot between the spring leaf of described chuck upper end, described chuck upper end is divided into six flat spring sheets.
Preferred as technique scheme, described pull head and pull bar are separate type, are connected with the male thread that is threaded of pull head lower end by the screwed hole of pull bar upper end.
Preferred as technique scheme, the cone of revolution of described pull head is downward-sloping inclined-plane, and the angle between vertical plane is 8 °.
During practical operation: first select corresponding frock clamp accessory, comprise chassis, chuck, pull bar, pull head, interior hexagonal screw.
Then being installed on chassis is fastened on work top, carries out half locking state with four interior hexagonal holding screws.
Be threaded pull bar lower end the cylinder of work top inside again, screws in locking with outer hexagonal spanner.
Chuck lower end is vertically put into the mating holes of center chassis, notice that chuck supporting surface overlaps with chassis part positioning reference plane, chuck can with axis rotation.
Be threaded pull head lower end mounted pull bar, and screw in locking with outer hexagonal spanner, now on pull head, transverse plane is visual concordant with transverse plane on chuck.
Corresponding part is installed in examination, starts tension switch, cylinder is operated drive pull bar and pull head mobile coverage of exerting pressure to swell spring leaf downwards, thus Clamp blocks, then chassis is locked.
Tool setting gauge alignment, uses tool setting gauge to find out X-axis and Y-axis coordinate points is measured, and determines this frock clamp center.
Trial production, measures all cutters required for this part of processing, sets its processing dead-center position, completes tool setting; Start clamping switch device, carry out part drilling processing after making its clamping work pieces, machine rear startup trip switch device, take out part cleaning iron and cut trial production.
When adjustment is remodeled, unclamp pull head with outer hexagonal spanner and dismantle, rear taking-up chuck, changing chuck and the pull head of corresponding part, completing installation with reference to the 4th step and the 5th step, needing according to above installation steps complete operation one by one when remodeling between distinct device.
In sum, the utility model has following beneficial effect:
1. a kind of inner clamping type spring perch described in this patent adopts spring leaf to strut with clamping work pieces, not disfiguring workpiece surface;
2. it is high that a kind of inner clamping type spring perch chuck described in this patent and pull head repeat installation accuracy, and the fixture of different part only need be measured chuck dead-center position and set, and efficiently remodels, improves Homes Using TV;
3. a kind of inner clamping type spring perch structure described in this patent is simple, easy to operate, with low cost, is applicable to producing by batch.
Accompanying drawing explanation
Fig. 1 is a kind of inner clamping type spring perch cross-sectional view;
Fig. 2 is chassis structure schematic diagram;
Fig. 3 is chuck structure schematic diagram;
Fig. 4 is Tiebar structure schematic diagram;
Fig. 5 is pull header structure schematic diagram;
In figure, 1-chassis, 11-mating holes, 12-installing hole, 2-chuck, 21-spring leaf, 211-coordinate that cone of revolution, 22-clamp the surface of revolution, 23-supporting surface, 24-boss, 25-radial slot, 3-pull bar, 31-screwed hole, 4-pull head, 41-cone of revolution, 42-are threaded axle.
Detailed description of the invention
Be clearly and completely described to the technical scheme in the utility model embodiment below, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Embodiment in the utility model, those of ordinary skill in the art are not doing other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model is described in detail with embodiment below in conjunction with accompanying drawing.
Embodiment 1: a kind of inner clamping type spring perch, comprise chuck 2 and clamping bar, described chuck 2 bottom is fixed on machine tooling table top, top comprises the two panels spring leaf 21 closed with pull head 4 matching form of described clamping bar upper end, described clamping bar comprises the pull head 4 of upper end and the pull bar 3 of lower end, and be connected on the cylinder in processing table top through chuck 2 by described pull bar 3, cylinder makes spring leaf 21 outwards swell with clamping work pieces by applying pressure to pull bar 3.
During practical operation, first select corresponding frock clamp accessory, comprise chuck 2, pull bar 3, pull head 4, interior hexagonal screw; Then being installed by chuck 2 is fastened on work top, carries out half locking state with four interior hexagonal holding screws; Be threaded pull bar 3 lower end the cylinder of work top inside again, screws in locking with outer hexagonal spanner; Vertically put into chuck 2 lower end, chuck 2 can with axis rotation; Be threaded pull head 4 lower end mounted pull bar 3, and screw in locking with outer hexagonal spanner, now on pull head 4, transverse plane is visual concordant with transverse plane on chuck 2.
Corresponding part is installed in examination, starts tension switch, cylinder is operated drive pull bar 3 and pull head 4 mobile coverage of exerting pressure to swell spring leaf 21 downwards, thus Clamp blocks; Use tool setting gauge finds out X-axis and Y-axis coordinate points is measured, and determines this frock clamp center.
Trial production, measures all cutters required for this part of processing, sets its processing dead-center position, completes tool setting; Start clamping switch device, carry out part drilling processing after making its clamping work pieces, machine rear startup trip switch device, take out part cleaning iron and cut trial production.
When adjustment is remodeled, unclamp pull head with outer hexagonal spanner and dismantle, rear taking-up chuck 2, changing chuck 2 and the pull head 4 of corresponding part, needing according to above installation steps complete operation one by one when remodeling between distinct device.
Embodiment 2: a kind of inner clamping type spring perch, comprises chassis 1, chuck 2 and clamping bar, is provided with and coordinates with described chuck 2 mating holes 11 installed in the middle of described chassis 1, and surrounding is provided with the installing hole 12 for being arranged on processing table top; Described chuck 2 bottom is fixed on machine tooling table top, top comprises the six flat spring sheets 21 closed with pull head 4 matching form of described clamping bar upper end, chuck 2 also comprises the clamping surface of revolution 22 that upper end contacts with workpiece, cooperatively interact with the cone of revolution 41 of pull head 4 and downward-sloping 7 ° coordinate cone of revolution 211, also comprise supporting surface 23 that lower end contacts with chassis 1 and the boss 24 with mating holes 11 phase matched in clearance on chassis 1; Described clamping bar comprises the pull head 4 of upper end and the pull bar 3 of lower end, and be connected on the cylinder in processing table top by described pull bar 3 through chuck 2, cylinder makes spring leaf 21 outwards swell with clamping work pieces by applying pressure to pull bar 3, the cone of revolution 41 of described pull head 4 is downward-sloping inclined-plane, and the angle between vertical plane is 8 °.
During practical operation, first select corresponding frock clamp accessory, comprise chassis 1, chuck 2, pull bar 3, pull head 4, interior hexagonal screw; Then being installed on chassis 1 is fastened on work top, carries out half locking state with four interior hexagonal holding screws; Be threaded pull bar 3 lower end the cylinder of work top inside again, screws in locking with outer hexagonal spanner; Chuck 2 lower end is vertically put into the mating holes 12 at center, chassis 1, notice that chuck 2 supporting surface 23 overlaps with chassis 1 part positioning reference plane, chuck 2 can with axis rotation; Be threaded pull head 4 lower end mounted pull bar 3, and screw in locking with outer hexagonal spanner, now on pull head 4, transverse plane is visual concordant with transverse plane on chuck 2.
Corresponding part is installed in examination, starts tension switch, cylinder is operated drive pull bar 3 and pull head 4 mobile coverage of exerting pressure to swell spring leaf 21 downwards, thus Clamp blocks, then chassis 1 is locked; Use tool setting gauge finds out X-axis and Y-axis coordinate points is measured, and determines this frock clamp center.
Trial production, measures all cutters required for this part of processing, sets its processing dead-center position, completes tool setting; Start clamping switch device, carry out part drilling processing after making its clamping work pieces, machine rear startup trip switch device, take out part cleaning iron and cut trial production.
When adjustment is remodeled, unclamp pull head with outer hexagonal spanner and dismantle, rear taking-up chuck 2, changing chuck 2 and the pull head 4 of corresponding part, needing according to above installation steps complete operation one by one when remodeling between distinct device.
Claims (8)
1. an inner clamping type spring perch, it is characterized in that: described inner clamping type spring perch comprises chuck (2) and clamping bar, described chuck (2) bottom is fixed on machine tooling table top, top comprises at least two panels spring leaf (21) closed with pull head (4) matching form of described clamping bar upper end, described clamping bar comprises the pull head (4) of upper end and the pull bar (3) of lower end, and be connected on the axial actuating unit in processing table top by described pull bar (3) through chuck (2), axial actuating unit makes spring leaf (21) outwards swell with clamping work pieces by applying pressure to pull bar (3).
2. a kind of inner clamping type spring perch according to claim 1, it is characterized in that: described inner clamping type spring perch also comprises chassis (1), be provided with the mating holes (11) coordinating with described chuck (2) and install in the middle of described chassis (1), surrounding is provided with the installing hole (12) for being arranged on processing table top.
3. a kind of inner clamping type spring perch according to claim 2, it is characterized in that: described chuck (2) comprise the clamping surface of revolution (22) that upper end contacts with workpiece, cooperatively interact with the cone of revolution (41) of pull head (4) coordinate cone of revolution (211), also comprise supporting surface (23) that lower end contacts with chassis (1) and the boss (24) with chassis (1) upper mating holes (11) phase matched in clearance.
4. a kind of inner clamping type spring perch according to claim 3, is characterized in that: described cooperation cone of revolution (211) is downward-sloping inclined-plane.
5. a kind of inner clamping type spring perch according to claim 4, is characterized in that: the angle between described cooperation cone of revolution (211) and vertical plane is 7 °.
6. a kind of inner clamping type spring perch according to claim 1 or 3 or 4 or 5, is characterized in that: be provided with radial slot (25) between described chuck (2) upper end spring leaf (21), described chuck (2) upper end is divided into six flat spring sheets (21).
7. a kind of inner clamping type spring perch according to claim 1, it is characterized in that: described pull head (4) and pull bar (3) are separate type, be threaded by the screwed hole (31) of pull bar (3) upper end and the axle that is threaded (42) of pull head (4) lower end.
8. a kind of inner clamping type spring perch according to claim 5, is characterized in that: the cone of revolution (41) of described pull head (4) is downward-sloping inclined-plane, and the angle between vertical plane is 8 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520240231.XU CN204724885U (en) | 2015-04-21 | 2015-04-21 | A kind of inner clamping type spring perch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520240231.XU CN204724885U (en) | 2015-04-21 | 2015-04-21 | A kind of inner clamping type spring perch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204724885U true CN204724885U (en) | 2015-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520240231.XU Expired - Fee Related CN204724885U (en) | 2015-04-21 | 2015-04-21 | A kind of inner clamping type spring perch |
Country Status (1)
| Country | Link |
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| CN (1) | CN204724885U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436508A (en) * | 2018-04-17 | 2018-08-24 | 万向钱潮传动轴有限公司 | A kind of flanged yoke self-centering clamping dynamic balancing tooling |
-
2015
- 2015-04-21 CN CN201520240231.XU patent/CN204724885U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436508A (en) * | 2018-04-17 | 2018-08-24 | 万向钱潮传动轴有限公司 | A kind of flanged yoke self-centering clamping dynamic balancing tooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Zhiqiang Inventor after: Bai Bingqiang Inventor after: He Ji Inventor before: Bai Bingqiang Inventor before: He Ji |
|
| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20180421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |