CN205147894U - Multistation hydraulically operated fixture - Google Patents
Multistation hydraulically operated fixture Download PDFInfo
- Publication number
- CN205147894U CN205147894U CN201520931385.3U CN201520931385U CN205147894U CN 205147894 U CN205147894 U CN 205147894U CN 201520931385 U CN201520931385 U CN 201520931385U CN 205147894 U CN205147894 U CN 205147894U
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- jig frame
- pressure head
- sets
- piston rod
- workpiece support
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Abstract
The utility model relates to a multistation hydraulically operated fixture, including the anchor clamps frame, be equipped with the many sets of fixture device that the structure is the same on the anchor clamps frame, fixture device includes four centre gripping subassemblies that the structure is the same, hydro -cylinder and two closing device that the structure is the same, four per two of centre gripping subassemblies connect into a set ofly through the connecting rod side by side, two sets of centre gripping subassemblies symmetry sets up on the anchor clamps frame, the hydro -cylinder sets up in the anchor clamps frame back, the hydro -cylinder both ends all are equipped with the piston rod, closing device sets up both ends about the anchor clamps frame, closing device is connected to the piston rod, when needs press from both sides tight work piece, the closing device who sets up both ends in the frame about pushes down the centre gripping subassembly under the piston rod thrust effect, two sets of centre gripping subassemblies effect of being stressed that the symmetry set up is pressed from both sides simultaneously and is sticis the work piece. The beneficial effects are that: loading and unloading are convenient, the centre gripping is reliable, and are high -efficient durable, and application scope is wide, can carry out quick, many, the convenient fastening of pressing from both sides to the fixed middle -size and small -size part with compressing tightly of clamp plate in the traditional meaning of difficult installation decides.
Description
Technical field
The utility model relates to machine tools technical field, particularly a kind of multi-station hydraulic fixture.
Background technology
Milling Process is a kind of common metal cold processing mode, and in Milling Processes, milling cutter is around axle center High Rotation Speed under the driving of main shaft, and workpiece to be machined remains static under the clamping of corresponding fixture, and the milling cutter of High Rotation Speed is by workpiece to be machined machine-shaping.When needing certain plane of processing work, require that machined surface is parallel with the back side, existing conventional clamping method is: hold the back side with strong magnetic sucker and realize plane machining.If just can not ensure the depth of parallelism requirement at machined surface and the back side by clamping means such as other vices, but can not arrange by multistation again by strong magnetic sucker mode, cause working (machining) efficiency low, the shortcomings such as machining accuracy is low.
Utility model content
The purpose of this utility model is to solve the problem, provide a kind of easy to loading and unloading, clamp reliable multi-station hydraulic fixture.
Technical scheme is as follows
A kind of multi-station hydraulic fixture, it is characterized in that, comprise jig frame, described jig frame is provided with the identical many sleeve clamps device of structure, described grip device comprises the identical clamp assemblies of four structures, the hold down gag that an oil cylinder is identical with two structures, every two of described four clamp assemblies connect into one group side by side by connecting rod, two groups of clamp assemblies are symmetricly set in jig frame, described oil cylinder is arranged at the jig frame back side, described oil cylinder two ends are equipped with piston rod, described hold down gag is arranged at the upper and lower two ends of described jig frame, described piston rod connects described hold down gag, when needs holding workpiece, the hold down gag being arranged at the upper and lower two ends of framework pushes down clamp assemblies under piston rod thrust effect, workpiece is pushed down in symmetrically arranged two groups of clamp assemblies effect of being stressed simultaneously clamping.
As further improvement, described clamp assemblies comprises workpiece support block, locating dowel, pressure head, grade bar and workpiece support stake pin, described workpiece support block and described locating dowel are arranged in jig frame, described workpiece support block end face is close to described locating dowel, described pressure head is set up in jig frame, and being positioned near hold down gag side, described grade bar is fixedly installed near workpiece support block one end in locating dowel, and described workpiece support stake pin is arranged on described workpiece support block.
As further improvement, described pressure head comprises the pressure head inclined-plane clamping part for clamping work pieces, and described grade bar comprises the grade bar inclined-plane clamping part for blocking workpiece, and described pressure head inclined-plane clamping part coordinates clamping work pieces with described grade bar inclined-plane clamping part.
As further improvement, described connecting rod is connected with described pressure head, is also provided with spring between described connecting rod and described pressure head.
As further improvement, described hold down gag comprises arm of force montant and tip-lever support, arm of force montant is movably set in the upper and lower two ends of described jig frame by bar of having strong market potential, one end of described tip-lever support holds out against wheel by oil cylinder and holds out against arm of force montant one end, the other end of described tip-lever support connects piston rod, and the described arm of force montant other end pushes down connecting rod.
As further improvement, described tip-lever support is arranged at the back side of jig frame by fixed leg, and the position that the head of described tip-lever support contacts with fixed leg is provided with spring.
As further improvement, described grip device is four covers.
Beneficial effect
The utility model device is easy to loading and unloading, clamping is reliable, highly efficient durable, applied widely; Can to not easily installing that the middle-size and small-size part that traditional pressing plate fixes and compress carries out fast, more than one piece, to be fixedly clamped easily; And guarantee that workpiece can not be walked about when milling, thus ensure that the crudy of workpiece.
Accompanying drawing explanation
The utility model is further illustrated below in conjunction with accompanying drawing and case study on implementation.
Fig. 1 is profile of the present utility model;
Fig. 2 is front view of the present utility model;
Fig. 3 is perspective view of the present utility model.
Number in the figure:
1, jig frame 2, oil cylinder 3, piston rod
4, workpiece support block 5, locating dowel 6, pressure head
7, grade bar 8, workpiece support stake pin 9, connecting rod
10, arm of force montant 11, tip-lever support 12, bar of having strong market potential
13, oil cylinder holds out against wheel 14, fixed leg 61, pressure head inclined-plane clamping part
71, grade bar inclined-plane clamping part A, workpiece a, spring
B, spring
Detailed description of the invention
For making to have a better understanding and awareness architectural feature of the present utility model and effect of reaching, coordinating detailed description in order to preferred embodiment and accompanying drawing, being described as follows:
Shown in Fig. 1-3, a kind of multi-station hydraulic fixture, comprise jig frame 1, jig frame 1 is provided with the identical many sleeve clamps device of structure, grip device comprises the identical clamp assemblies of four structures, the hold down gag that an oil cylinder 2 is identical with two structures, four every two of clamp assemblies connect into one group side by side by connecting rod 9, two groups of clamp assemblies are symmetricly set in jig frame 1, oil cylinder 2 is arranged at jig frame 1 back side, oil cylinder 2 two ends are equipped with piston rod 3, hold down gag is arranged at jig frame about 1 two ends, piston rod 3 connects hold down gag, when needs holding workpiece, the hold down gag being arranged at the upper and lower two ends of framework pushes down clamp assemblies under piston rod 3 thrust, workpiece is pushed down in symmetrically arranged two groups of clamp assemblies effect of being stressed simultaneously clamping.Clamp assemblies comprises workpiece support block 4, locating dowel 5, pressure head 6, grade bar 7 and workpiece support stake pin 8, workpiece support block 4 and locating dowel 5 are arranged in jig frame 1, workpiece support block 4 end face is close to locating dowel 5, pressure head 6 is set up in jig frame 1, and being positioned near hold down gag side, grade bar 7 is fixedly installed near workpiece support block 4 one end in locating dowel 5, and workpiece support stake pin 8 is arranged on workpiece support block 4, in order to workpiece can be made to stablize, workpiece support stake pin is provided with three altogether.Pressure head 6 comprises the pressure head inclined-plane clamping part 61 for clamping work pieces, and grade bar 7 comprises the grade bar inclined-plane clamping part 71 for blocking workpiece, and pressure head inclined-plane clamping part 62 coordinates clamping work pieces with grade bar inclined-plane clamping part 71.Connecting rod 9 is connected with pressure head 6, is also provided with spring a between connecting rod 9 and pressure head 6.Hold down gag comprises arm of force montant 10 and tip-lever support 11, arm of force montant 10 is movably set in jig frame about 1 two ends by bar 12 of having strong market potential, one end of tip-lever support 11 holds out against wheel 13 by oil cylinder and holds out against arm of force montant 10 one end, the other end of tip-lever support 11 connects piston rod 3, and arm of force montant 10 other end pushes down connecting rod 9.Tip-lever support 11 is arranged at the back side of jig frame 1 by fixed leg 14, and the head of tip-lever support 11 and the contact site of fixed leg 14 are provided with spring b.In order to meet more multistation processing, can be four covers by grip device.
Use principle, this fixture mainly by releasing piston rod 3 at two ends dorsad under the effect of the back mounted oil cylinder 2 of jig frame 1 at hydraulic oil, tip-lever support 11 is by piston rod 3 thrust, make oil cylinder hold out against wheel 13 and withstand arm of force montant 10, arm of force montant 10 is around bar 12 spinning movement of having strong market potential, workpiece A is pressed on three workpiece support stake pins 8 by arm of force montant top vertical stress component, workpiece A is clamped between pressure head inclined-plane clamping part 61 and grade bar inclined-plane clamping part 71 by another component, under the component that workpiece A produces in pressure head inclined-plane clamping part and clipping part, grade bar inclined-plane, be fixed on workpiece support block 4 by pushing down tightly, therefore work pieces process can be carried out.After work pieces process, the piston rod 3 at oil cylinder 2 two ends returns original position under the effect of direction hydraulic oil, and above-mentioned parts return initial position successively, go round and begin again.
In sum, be only preferred embodiment of the present utility model, not be used for limit the utility model implement scope, all equalizations of doing according to shape, structure, feature and the spirit described in the utility model right change and modify, and all should be included in right of the present utility model.
Claims (7)
1. a multi-station hydraulic fixture, it is characterized in that, comprise jig frame, described jig frame is provided with the identical many sleeve clamps device of structure, described grip device comprises the identical clamp assemblies of four structures, the hold down gag that an oil cylinder is identical with two structures, every two of described four clamp assemblies connect into one group side by side by connecting rod, two groups of clamp assemblies are symmetricly set in jig frame, described oil cylinder is arranged at the jig frame back side, described oil cylinder two ends are equipped with piston rod, described hold down gag is arranged at the upper and lower two ends of described jig frame, described piston rod connects described hold down gag, when needs clamping work pieces, the hold down gag being arranged at the upper and lower two ends of framework pushes down clamp assemblies under piston rod thrust effect, the effect of being stressed of symmetrically arranged two groups of clamp assemblies pushes down clamping work pieces simultaneously.
2. a kind of multi-station hydraulic fixture according to claim 1, it is characterized in that, described clamp assemblies comprises workpiece support block, locating dowel, pressure head, grade bar and workpiece support stake pin, described workpiece support block and described locating dowel are arranged in jig frame, described workpiece support block end face is close to described locating dowel, described pressure head is set up in jig frame, and be positioned near hold down gag side, described grade bar is fixedly installed near workpiece support block one end in locating dowel, and described workpiece support stake pin is arranged on described workpiece support block.
3. a kind of multi-station hydraulic fixture according to claim 2, it is characterized in that, described pressure head comprises the pressure head inclined-plane clamping part for clamping work pieces, described grade bar comprises the grade bar inclined-plane clamping part for blocking workpiece, and described pressure head inclined-plane clamping part coordinates clamping work pieces with described grade bar inclined-plane clamping part.
4. a kind of multi-station hydraulic fixture according to claim 2, it is characterized in that, described connecting rod is connected with described pressure head, is also provided with spring between described connecting rod and described pressure head.
5. a kind of multi-station hydraulic fixture according to claim 1, it is characterized in that, described hold down gag comprises arm of force montant and tip-lever support, arm of force montant is movably set in the upper and lower two ends of described jig frame by bar of having strong market potential, one end of described tip-lever support holds out against wheel by oil cylinder and holds out against arm of force montant one end, the other end of described tip-lever support connects piston rod, and the described arm of force montant other end pushes down connecting rod.
6. a kind of multi-station hydraulic fixture according to claim 5, it is characterized in that, described tip-lever support is arranged at the back side of jig frame by fixed leg, and the position that the head of described tip-lever support contacts with fixed leg is provided with spring.
7. a kind of multi-station hydraulic fixture according to claim 1, is characterized in that, described grip device is four covers.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520931385.3U CN205147894U (en) | 2015-11-20 | 2015-11-20 | Multistation hydraulically operated fixture |
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CN201520931385.3U CN205147894U (en) | 2015-11-20 | 2015-11-20 | Multistation hydraulically operated fixture |
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CN205147894U true CN205147894U (en) | 2016-04-13 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106346543A (en) * | 2016-11-15 | 2017-01-25 | 苏州亨达尔工业材料有限公司 | Plate fixing device |
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2015
- 2015-11-20 CN CN201520931385.3U patent/CN205147894U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106346543A (en) * | 2016-11-15 | 2017-01-25 | 苏州亨达尔工业材料有限公司 | Plate fixing device |
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