CN109894891A - Fixture is used in a kind of machining - Google Patents
Fixture is used in a kind of machining Download PDFInfo
- Publication number
- CN109894891A CN109894891A CN201910347680.7A CN201910347680A CN109894891A CN 109894891 A CN109894891 A CN 109894891A CN 201910347680 A CN201910347680 A CN 201910347680A CN 109894891 A CN109894891 A CN 109894891A
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- casing
- bottom plate
- machining fixture
- sliding slot
- fixture according
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 230000003028 elevating effect Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000002441 reversible effect Effects 0.000 claims abstract description 14
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 5
- 244000152100 Sorbus torminalis Species 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The invention discloses a kind of machining fixtures, including workbench and two floating holders, the top of the workbench offers the sliding slot being parallel to each other and location and installation slot along its length, the floating holder includes bottom plate, the bottom of the bottom plate is fixed with the sliding block being in sliding fit with the sliding chute, and threaded hole is offered with location and installation groove location corresponding position on bottom plate, the locking knob that can cooperate with location and installation slot is installed in threaded hole；It is fixed with elevating mechanism at the top of the bottom plate, reversible clamp system is connected at the top of the elevating mechanism.The fixture can easily adjust the height and angle of the spacing and clamping plate between two floating holders, effectively raise the scope of application of the fixture.
Description
Technical field
The present invention relates to technical field of mechanical processing, fixture is used in specially a kind of machining.
Background technique
Machining refers to the process of to be changed by outer dimension or performance of a kind of mechanical equipment to workpiece, mechanical
It needs to be clamped workpiece in process, so as to the operation such as drill to workpiece, polish, polish, clamping process is just needed
It to use and arrive fixture, however existing machining is usually to be fixedly mounted with fixture, can only carry out simple left and right adjusting, when
The position of workpiece can not be flexibly adjusted after Workpiece clamping, user needs to carry out the repeated operation for clamping and removing,
The use of person inconvenient to use increases the amount of labour of user, while greatly reducing the practicability of fixture.
Summary of the invention
The purpose of the present invention is to provide a kind of machining fixture, which both can be convenient according to workpiece size
Alignment jig position, and can realize secured fixture.
To achieve the above object, the invention provides the following technical scheme: it is a kind of machining use fixture, including workbench and
Two floating holders, the top of the workbench offer the sliding slot being parallel to each other and location and installation slot, institute along its length
Stating floating holder includes bottom plate, and the bottom of the bottom plate is fixed with the sliding block being in sliding fit with the sliding chute, and is pacified on bottom plate with positioning
Tankage position corresponding position offers threaded hole, and the locking knob that can cooperate with location and installation slot is equipped in threaded hole；The bottom
It is fixed with elevating mechanism at the top of plate, reversible clamp system is connected at the top of the elevating mechanism；
The reversible clamp system includes the clevis mounting connected with elevating mechanism top, is passed through in the clevis mounting
Rotation axis is rotatably equipped with casing, and when casing is when in a horizontal state, the center line of casing is parallel with sliding slot, the rotation axis
Clevis mounting is stretched out in one end, and rotation axis stretches out one section of clevis mounting for external thread section, and screw thread connects on the external thread section
It is connected to locking nut；
The opposite end of two casings in two floating holders is respectively arranged with clamping plate, and wherein sleeve internal screw thread is connected with screw rod,
And casing is stretched out at the both ends of screw rod, one end of screw rod is connect with clamping plate by universal spherical joint supporter, the other end is fixed with rotation
Handle, is provided with connecting rod between another casing and corresponding clamping plate, one end of the connecting rod and clamping plate be connected, the other end
It protrudes into casing, and the outer sheath of connecting rod is equipped with buffer spring, one end of the buffer spring and the inner wall of casing are connected, are another
The lateral surface of one end and connecting rod is connected.
Preferably, the side on the screw rod close to rotating handle is threaded with anti-return nut.
Preferably, one end on the bottom plate close to sliding slot end is provided with inclined inclined base from the outside to the core, described
Perpendicular hydraulic tilt cylinder is fixed on inclined base, wherein the piston rod end of a hydraulic tilt cylinder and respective sleeve
End bottom end is hinged, and the piston rod end of another hydraulic tilt cylinder and the end of respective sleeve are hinged.
Preferably, anti-skid chequer is provided on the clamping face of the clamping plate.
Preferably, the elevating mechanism includes the hollow column of upper end opening, the upper end of the hollow column be provided with
Its concentric inner thread sleeve, the lower end surface of the inner thread sleeve are provided with T-shaped slider, on the upper surface of the hollow column
The T shape sliding slot of T-shaped slider cooperation is installed with along its circumferential direction, the inner thread sleeve internal screw thread is connected with threaded rod, the spiral shell
The bottom that interior hollow column, upper end and clevis mounting are protruded into the lower end of rasp bar is connected.
Preferably, the major diameter of the threaded rod is less than the internal diameter of hollow column.
Preferably, the bottom of the threaded rod is fixed with limited block, the inner wall upper edge of the hollow column be provided with
The in-flanges of limited block cooperation.
Preferably, handle is fixed on the outside of the inner thread sleeve.
Preferably, the sliding slot is T shape sliding slot, and the sliding block is T-shaped slider.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the present invention is by the cooperation of sliding block and sliding slot, it can be achieved that the position of two floating holders adjusts, to control two floating holders
Between spacing, facilitate and clamp various sizes of workpiece, it is mobile in place after, locking knob is tightened in location and installation slot
The position for locking two floating holders greatly facilitates the use of user, is improved the flexibility of the fixture；
2, the present invention can be realized the lifting of threaded rod by rotating female screw sleeve, then be made by the setting of elevating mechanism
Reversible clamp system is increased or is reduced, make fixture using more flexible, facilitate the user of different heights to use,
It is adapted to the clamping needs of different dimension workpieces；
3, the position of the clamping plate can be finely tuned in the present invention, to realize the secured clamping of workpiece, when adjusting, pass through rotating handle
Screw rod is rotated, moves screw rod along casing, to realize the fine tuning for clamping Board position, clamping plate is made firmly to clamp workpiece, is adjusted
Anti-return nut is tightened after the completion of whole, the position of screw rod is locked；
4, in the present invention under the action of universal spherical joint supporter, which can carry out at any angle according to the shape of workpiece
It adjusts, to adapt to workpiece of different shapes；
5, in the present invention under the action of buffer spring, two clamping plates can will not cause to damage gradually by Workpiece clamping to workpiece
Wound；
6, it can be rotated by hydraulic tilt cylinder drive sleeve around rotation axis in the present invention, after rotateing in place, tighten locking nut,
, it can be achieved that the fixation of sleeve position, turn casing will not around rotation axis under the Dual positioning of locking nut and hydraulic tilt cylinder
It is dynamic, guarantee the stability clamped.
In conclusion the fixture can easily adjust height and the angle of the spacing and clamping plate between two floating holders
Degree, effectively raises the scope of application of the fixture.It can be seen that compared with prior art, the present invention there is essence outstanding
Property feature and significant progress, beneficial effects of its implementation are also obvious.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is schematic view of the front view of the invention；
Fig. 3 is the attachment structure schematic diagram of bottom plate and workbench；
Fig. 4 is the structural schematic diagram of elevating mechanism；
Fig. 5 is the structural schematic diagram of reversible clamp system.
In figure: 1- floating holder, 2- location and installation slot, 3- sliding slot, 4- elevator drop, 5- inner thread sleeve, 6- are hollow vertical
Column, 7- locking knob, 8- bottom plate, 9- inclined base, 10- hydraulic tilt cylinder, 11- rotation axis, 12- casing, 13- locking nut,
14-U shape mounting base, 15- clamping plate, 16- anti-skid chequer, 17- threaded rod, 18- reversible clamp system, 19- anti-return nut,
20- screw rod, 21- rotating handle, 22- workbench, 23- handle, 24- connecting rod, 25- buffer spring, 26- universal spherical joint supporter,
27- sliding block, 28- in-flanges, 29- limited block, 30-T shape sliding block, 31-T shape sliding slot.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Unless otherwise defined, the technical term or scientific term that the present invention uses should be tool in fields of the present invention
The ordinary meaning for thering is the personage of general technical ability to be understood." first ", " second " used in the present invention and similar word are simultaneously
Any sequence, quantity or importance are not indicated, and are used only to distinguish different component parts." comprising " or "comprising" etc.
Similar word means that the element or object before the word occur covers the element or object for appearing in the word presented hereinafter
And its it is equivalent, and it is not excluded for other elements or object.The similar word such as " connection " or " connected " is not limited to physics
Or mechanical connection, but may include electrical connection, it is either direct or indirectly.
A kind of machining fixture, as shown, it includes workbench 22 and two floating holders 1, the workbench
22 top offers the sliding slot 3 and location and installation slot 2 being parallel to each other along its length, and the floating holder 1 includes bottom plate
8, the bottom of the bottom plate 8 is fixed with the sliding block 27 being slidably matched with sliding slot 3, and the sliding slot 3 is T shape sliding slot, the sliding block 27
For T-shaped slider, deviate from out of sliding slot 3 to prevent limited slip block 27, by the cooperation of sliding block 27 and sliding slot 3, it can be achieved that two floating holders 1
Position adjustment facilitate to control the spacing between two floating holders 1 and clamp various sizes of workpiece, two floating holders 1 are pressing from both sides
Still can be mobile with along the chute 3 after clamping of workpieces, and then workpiece mobile adjusting position is driven to twist locking knob 7 after movement in place
Tightly it is the position of two floating holder 1 of lockable in location and installation slot 2, greatly facilitates the use of user, make the fixture
Flexibility is improved.Threaded hole is offered with 2 position corresponding position of location and installation slot on the bottom plate 8, is equipped in threaded hole
The locking knob 7 that can cooperate with location and installation slot 2 holds out against the bottom realization activity folder in location and installation slot 2 by locking knob 7
The locking positioning of tool 1 unclamps locking knob 7 and then releases the locking to floating holder 1.
The top of the bottom plate 8 is fixed with elevating mechanism 4, and the elevating mechanism 4 includes the hollow column 6 of upper end opening,
The upper end of the hollow column 6 is provided with inner thread sleeve 5 concentric with it, and the outside of the inner thread sleeve 5 is fixed with hand
Handle 23, operator can easily rotate inner thread sleeve 5 by handle 23.The lower end surface of the inner thread sleeve 5 is arranged
There is T-shaped slider 30, be installed with the T shape sliding slot 31 of the cooperation of T-shaped slider 30 on the upper surface of the hollow column 6 along its circumferential direction,
5 internal screw thread of inner thread sleeve is connected with threaded rod 17, and interior hollow column 6, upper end and U are protruded into the lower end of the threaded rod 17
The bottom of shape mounting base 14 is connected.The major diameter of the threaded rod 17 is less than the internal diameter of hollow column 6.The bottom of the threaded rod 17
It is fixed with round limited block 29, the inner wall upper edge of the hollow column 6 is provided with the in-flanges 28 cooperated with limited block 29, and
In-flanges 28 is not contacted with threaded rod 17, to guarantee that in-flanges 28 will not interfere with the movement of threaded rod 17.It needs to adjust clamping plate
When 15 position, under the cooperation of T-shaped slider 30 and T shape sliding slot 31, operator can drive inner screw sheath by handle 23
Forward or reverse, inner thread sleeve 5 forward or reverse, rises or falls threaded rod 17 to cylinder 5, to realize entire may be reversed
Formula clamp system 18 rises or falls, and under the mating reaction of limited block 29 and in-flanges 28, threaded rod 17 will not be from hollow
Abjection, ensure that the stability of support in column 6.It, can be real by rotating female screw sleeve 5 by the setting of elevating mechanism 4
The lifting of existing threaded rod 17 then makes reversible clamp system 18 increase or reduce, make fixture using more flexible, side
Just the operator of different heights uses, and is also adapted to the clamping needs of different dimension workpieces.
The top of the elevating mechanism 4 is connected with reversible clamp system 18, and the reversible clamp system 18 wraps
The clevis mounting 14 for including and being connected at the top of elevating mechanism 4, the clevis mounting 14 is interior to be rotatably equipped with set by rotation axis 11
Pipe 12, when casing 12 is when in a horizontal state, the center line of casing 12 is parallel with sliding slot 3, and U is stretched out in one end of the rotation axis 11
Shape mounting base 14, and rotation axis 11 stretches out one section of clevis mounting 14 for external thread section, is threaded on the external thread section
Locking nut 13 tightens locking nut 13 after the clamped position of clamping plate 15 is adjusted in place, thus by the position of casing 12
Locking prevents casing 12 from rotating, to guarantee the stability clamped.
The opposite end of two casings 12 in two floating holders 1 is respectively arranged with clamping plate 15, the clamping of the clamping plate 15
Anti-skid chequer 16 is provided on face, anti-skid chequer 16 can increase the frictional force between clamping plate 15 and workpiece, prevent from skidding, and realize jail
Gu clamping.Wherein 12 internal screw thread of sleeve is connected with screw rod 20, and casing 12 is stretched out at the both ends of screw rod 20, one end of screw rod 20 with
Clamping plate 15 is connected by universal spherical joint supporter 26, the other end is fixed with rotating handle 21, close to rotation hand on the screw rod 20
The side of handle 21 is threaded with anti-return nut 19.In use, the position of the clamping plate 15 can be finely tuned, to realize the jail of workpiece
Gu clamping, when adjusting, screw rod 20 is rotated by rotating handle 21, moves screw rod 20 along casing 12, to realize clamping plate 15
The fine tuning of position makes clamping plate 15 firmly clamp workpiece, tightens anti-return nut 19 after the completion of adjustment, the position of screw rod 20 is locked
Tightly.In addition, the clamping plate 15 can be adjusted at any angle according to the shape of workpiece under the action of universal spherical joint supporter 26
Section, to adapt to workpiece of different shapes.
Connecting rod 24, one end of the connecting rod 24 and clamping plate are provided between another casing 12 and corresponding clamping plate 15
15 be connected, the other end protrude into casing 12, and the outer sheath of connecting rod 24 be equipped with buffer spring 25, the one of the buffer spring 25
End is connected with the inner wall of casing 12, the lateral surface of the other end and connecting rod 24 is connected, and when Workpiece clamping, the clamping plate 15 is motionless,
Screw rod 20 drives another clamping plate 15 slowly mobile to workpiece, and under the action of buffer spring 25, two clamping plates 15 can be gradually
By Workpiece clamping, workpiece will not be caused to damage.
One end on the bottom plate 8 close to 3 end of sliding slot is provided with inclined inclined base 9 from the outside to the core, the inclination
Perpendicular hydraulic tilt cylinder 10 is fixed on pedestal 9, wherein the piston rod end of a hydraulic tilt cylinder 10 and respective sleeve
12 end bottom end is hinged, and the piston rod end of another hydraulic tilt cylinder 10 and the end of respective sleeve 12 are hinged.Using this
After structure type, it can be rotated by 10 drive sleeve 12 of hydraulic tilt cylinder around rotation axis 11, after rotateing in place, tighten locking screw
Mother 13, it can be achieved that the fixation of 12 position of casing, makes casing 12 not under the Dual positioning of locking nut 13 and hydraulic tilt cylinder 10
It can be rotated around rotation axis 11, guarantee the stability clamped.
The operation process of the machining fixture: two floating holders 1, coarse adjustment 3 are moved along the chute according to the size of workpiece
Spacing between two clamping plates 15 makes two clamping plates 15 close to workpiece but non-contact workpiece, then according to the clamped position of workpiece
Adjust the height of two clamping plates 15, when height adjusts, first coarse adjustment is finely tuned again, when coarse adjustment, is passed through handle 23 and is driven inner thread sleeve 5
Forward or reverse, rise or fall threaded rod 17, to realize that rising or falling for two clamping plates 15 completes coarse adjustment, when fine tuning
It is rotated by two hydraulic tilt cylinders, 10 drive sleeve 12 around rotation axis 11, after rotateing in place, tightens locking nut 13.Then along cunning
Slot 3 moves two floating holders 1, is against two clamping plates 15 on workpiece, then rotates screw rod 20 by rotating handle 21, makes screw rod 20
It is moved along casing 12 to workpiece, so that two clamping plates 15 is firmly clamped workpiece, anti-return nut 19 is tightened after clamping again, by screw rod 20
Position locking, so far, complete the clamping of workpiece.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of machining fixture, including workbench and two floating holders, it is characterised in that: the top of the workbench
The sliding slot being parallel to each other and location and installation slot are offered along its length, and the floating holder includes bottom plate, the bottom plate
Bottom is fixed with the sliding block being in sliding fit with the sliding chute, and offers threaded hole, spiral shell with location and installation groove location corresponding position on bottom plate
The locking knob that can cooperate with location and installation slot is installed in pit；Elevating mechanism, the liter are fixed at the top of the bottom plate
Reversible clamp system is connected at the top of descending mechanism；
The reversible clamp system includes the clevis mounting connected with elevating mechanism top, is passed through in the clevis mounting
Rotation axis is rotatably equipped with casing, and when casing is when in a horizontal state, the center line of casing is parallel with sliding slot, the rotation axis
Clevis mounting is stretched out in one end, and rotation axis stretches out one section of clevis mounting for external thread section, and screw thread connects on the external thread section
It is connected to locking nut；
The opposite end of two casings in two floating holders is respectively arranged with clamping plate, and wherein sleeve internal screw thread is connected with screw rod,
And casing is stretched out at the both ends of screw rod, one end of screw rod is connect with clamping plate by universal spherical joint supporter, the other end is fixed with rotation
Handle, is provided with connecting rod between another casing and corresponding clamping plate, one end of the connecting rod and clamping plate be connected, the other end
It protrudes into casing, and the outer sheath of connecting rod is equipped with buffer spring, one end of the buffer spring and the inner wall of casing are connected, are another
The lateral surface of one end and connecting rod is connected.
2. a kind of machining fixture according to claim 1, it is characterised in that: close to rotating handle on the screw rod
Side be threaded with anti-return nut.
3. a kind of machining fixture according to claim 2, it is characterised in that: close to sliding slot end on the bottom plate
One end be provided with inclined inclined base from the outside to the core, be fixed with perpendicular hydraulic tilt cylinder on the inclined base,
Wherein the piston rod end of a hydraulic tilt cylinder and the end bottom end of respective sleeve are hinged, the tailpiece of the piston rod of another hydraulic tilt cylinder
Portion and the end of respective sleeve are hinged.
4. a kind of machining fixture according to claim 3, it is characterised in that: set on the clamping face of the clamping plate
It is equipped with anti-skid chequer.
5. a kind of machining fixture according to claim 4, it is characterised in that: the elevating mechanism includes that upper end is opened
Mouthful hollow column, the upper end of the hollow column is provided with inner thread sleeve concentric with it, under the inner thread sleeve
End face is provided with T-shaped slider, is installed with the T shape sliding slot of T-shaped slider cooperation on the upper surface of the hollow column along its circumferential direction,
The inner thread sleeve internal screw thread is connected with threaded rod, and the lower end of the threaded rod is protruded into hollow column, upper end and U-shaped are installed
The bottom of seat is connected.
6. a kind of machining fixture according to claim 5, it is characterised in that: the major diameter of the threaded rod is less than sky
The internal diameter of heart column.
7. a kind of machining fixture according to claim 6, it is characterised in that: the bottom of the threaded rod is fixed with
Limited block, the inner wall upper edge of the hollow column are provided with the in-flanges with limited block cooperation.
8. a kind of machining fixture according to claim 7, it is characterised in that: the outside of the inner thread sleeve is solid
It is connected with handle.
9. a kind of machining fixture according to claim 8, it is characterised in that: the sliding slot is T shape sliding slot, described
Sliding block is T-shaped slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347680.7A CN109894891B (en) | 2019-04-28 | 2019-04-28 | Clamp for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910347680.7A CN109894891B (en) | 2019-04-28 | 2019-04-28 | Clamp for machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109894891A true CN109894891A (en) | 2019-06-18 |
| CN109894891B CN109894891B (en) | 2024-01-30 |
Family
ID=66956410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910347680.7A Active CN109894891B (en) | 2019-04-28 | 2019-04-28 | Clamp for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109894891B (en) |
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Effective date of registration: 20240103 Address after: 421200 Hengdong Economic Development Zone, Hengyang City, Hunan Province Applicant after: Hengdong Huijie Machinery Manufacturing Co.,Ltd. Address before: No.4, Taikang Road, Guoxi, Ouhai, Wenzhou, Zhejiang, 325016 Applicant before: Wang Hongying |
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