CN209664890U - A kind of multi-work piece tension and compression clamping device - Google Patents
A kind of multi-work piece tension and compression clamping device Download PDFInfo
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- CN209664890U CN209664890U CN201920200028.8U CN201920200028U CN209664890U CN 209664890 U CN209664890 U CN 209664890U CN 201920200028 U CN201920200028 U CN 201920200028U CN 209664890 U CN209664890 U CN 209664890U
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Abstract
The utility model belongs to machine and adds clamp art, more particularly to a kind of multi-work piece tension and compression clamping device, including fixture base, N number of fixation clip, N-1 floating platen, workpiece position location, spacer pad, position block, active pull rod, push-pull mechanism, workpiece is placed in workpiece position location, limits by position block；Active pull rod one end is fixedly attached to floating platen, and the other end is fixedly attached to push-pull mechanism；Push-pull mechanism pulls down active pull rod, active pull rod pull-down floating pressing plate, to push away active pull rod on push-pull mechanism by Workpiece clamping between fixation clip and floating platen, push away floating platen on active pull rod, so that workpiece be unclamped.The fixture can simultaneously clamp on multiple workpiece, be much less the clamping time, can improve production efficiency with multiple workpiece simultaneous processings, have the characteristics that effect is ideal, high-efficient, safe and reliable, be more suitable for numerical control processing.
Description
Technical field
This application involves machine plus clamp arts, and in particular to a kind of multi-work piece tension and compression clamping device.
Background technique
During a kind of automobile die cast or valve body piece machine add, common fixture can only clamp a work pieces process, in this way
Will waste fixture resource, and waste many clamping times, cause clamping efficiency low, become influence production efficiency because
Element.A kind of planet carrier shaft boring grab is disclosed in the application for a patent for invention of Publication No. CN107138994A, it is equipped with bottom plate,
It is respectively equipped with left fixture and right fixture in the left and right side of bottom plate, middle part is equipped between left fixture and right fixture and is pressed from both sides
Tool, by connection liquid cylinder pressure on pull rod, by the up and down motion for realizing pull rod up and down of hydraulic cylinder, to realize the clamping of workpiece
With loosen, realize the operation of automation, but the fixture can only clamp a work pieces process, waste many clamping times, make
Low at clamping efficiency, production efficiency is low.
Summary of the invention
The embodiment of the present application provides a kind of multi-work piece tension and compression clamping device, can simultaneously clamp on multiple workpiece and be processed,
The clamping time has been saved, production efficiency is improved.
To achieve the above object, the utility model provides the following technical solutions:
A kind of multi-work piece tension and compression clamping device, including fixture base, N number of fixation clip, N-1 floating platen, workpiece are fixed
Position position, spacer pad, position block, active pull rod, push-pull mechanism；Fixture base includes upper surface, bottom surface, left side, the right side
Side, left side and right side are fixedly connected between upper surface and bottom surface, it is characterised in that: fixture base upper surface from a left side to
The right side is fixedly uniformly arranged with N number of fixation clip；N-1 floating platen is set between N number of fixation clip of upper surface；In fixation
Multiple workpiece position locations are set between pressing plate and floating platen, spacer pad is fixedly installed before and after each workpiece position location,
Several position blocks are set on each spacer pad；Workpiece is placed in workpiece position location, limits by position block；Activity
Pull rod one end is fixedly attached to floating platen, and the other end is fixedly attached to push-pull mechanism；Push-pull mechanism pulls down active pull rod, activity
Pull rod pull-down floating pressing plate, so that active pull rod is pushed away on push-pull mechanism by Workpiece clamping between fixation clip and floating platen,
Floating platen is pushed away on active pull rod, so that workpiece be unclamped, wherein N is positive integer, and N >=2.
Preferably, multiple active pull rods are connected on each floating platen, the bottom surface of fixture base upper surface is in active pull rod
Guide sleeve is fixedly installed in corresponding position, and pressure spring is arranged between guide sleeve and floating platen, and pressure spring is set in active pull rod periphery, activity
Pull rod passes through pressure spring and is fixedly connected with floating platen with guide sleeve one end, and the other end is fixedly connected with push-pull mechanism.When flange form hydraulic cylinder
Piston rod floating platen is lifted, the tension of pressure spring plays the role of preventing floating platen from shaking, meanwhile, pressure spring has buffering
Effect when preventing active pull rod from pulling down, workpiece surface is extruded mark or weighed wounded by floating platen.
Preferably, the push-pull mechanism includes flange form hydraulic cylinder, movable carrier bar, and flange form hydraulic cylinder is fixed on fixture bottom
On the bottom plate of seat, movable carrier bar is fixed on the piston rod of flange form hydraulic cylinder, and the multiple activity is fixed on movable carrier bar and is drawn
The piston rod drive activity carrier bar of bar, flange form hydraulic cylinder moves up or down, movable belt for scraper chain move active pull rod above push away or
Drop-down.Pushing mechanism is also possible to surge or pneumatic other structures.
Preferably, each active pull rod is bolt arrangement, and active pull rod upper end passes through the through-hole on floating platen, living
Dynamic pull rod lower end passes through the through-hole on movable carrier bar, and fixes in activity chain plate underrun nut；On active pull rod with it is floating
Dynamic pressure plate bottom surface corresponding position is fixedly installed baffle, guarantees to drive floating platen to move up when active pull rod moves up.
Preferably, each floating platen is wide at the top and narrow at the bottom, and two sides have towards the inclined-plane of workpiece, and the fixation clip needs
Want the side of workpiece pressing that there is raised line outstanding, raised line has towards the inclined-plane of workpiece.The setting on the inclined-plane guarantees with work
The drop-down of dynamic pull rod can fasten workpiece.
Compared with prior art, the utility model has the beneficial effects that
A kind of multi-work piece tension and compression clamping device of the application, can simultaneously clamp on multiple workpiece, be much less the clamping time,
Production efficiency can be improved with multiple workpiece simultaneous processings；The clamping device setting of the application is rationally compact, is able to achieve and meets
Folder is installed additional to a kind of auto parts shell or valve body numerical control machine to require, and can be done drill jig and be bored in upper surface hole or fraise jig milling
Multiple purposes such as plane, the application have the characteristics that effect is ideal, high-efficient, safe and reliable, are more suitable for numerical control processing.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the present application, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of main view of multi-work piece tension and compression clamping device of the application；
Fig. 2 is a kind of top view of multi-work piece tension and compression clamping device of the application；
Wherein: 1- fixture base, 2- bolt, 3- floating platen, the first fixation clip of 4-, 5- active pull rod, 6- workpiece,
The second fixation clip of 7-, 8- position block, 9- pressure spring, 9-1- spacer pad, the connection of 10- first bolt, 11- guide sleeve, 12- activity
Carrier bar, the first attaching nut of 13-, 14- flange form hydraulic cylinder, the connection of 15- second bolt, the second attaching nut of 16-, 17- third
Fixation clip.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiment is some embodiments of the present application, instead of all the embodiments.Based on this Shen
Please in embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall in the protection scope of this application.
The description and claims of this application and term " first ", " second ", " third " and " in the attached drawing
Four " etc. are not use to describe a particular order for distinguishing different objects.In addition, term " includes " and " having " and it
Any deformation, it is intended that cover and non-exclusive include.Such as it contains the process, method of a series of steps or units, be
System, product or equipment are not limited to listed step or unit, but optionally further comprising the step of not listing or list
Member, or optionally further comprising other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
A kind of embodiment provided by the utility model referring to FIG. 1-2:
The quantity of fixation clip and floating platen can be selected as needed, 3 fixation clips of setting in the present embodiment, and 2
A floating platen.A kind of multi-work piece tension and compression clamping device, including fixture base 1, the first fixation clip 4, the second fixed plate 7,
Three fixed plate 17,2 floating platen 3, workpiece position location, spacer pad 8, position block 9-1, active pull rod 5, push-and-pull machine
Structure；Fixture base 1 is placed on platform of machine tool, and fixture base 1 includes upper surface, bottom surface, left side, right side, left side and the right side
Side is fixedly connected between upper surface and bottom surface, and it is fixed that 1 upper surface of fixture base is from left to right fixedly uniformly arranged with first
Pressing plate 4, the second fixed plate 7, third fixed plate 17；2 floating platens 3 are set between 3 fixation clips of upper surface, respectively
Setting is between the first fixation clip 4 and the second fixed plate 7 and between the second fixed plate 7 and third fixed plate 17；It is each floating
Dynamic pressure plate 3 is wide at the top and narrow at the bottom, and two sides have towards the inclined-plane of workpiece, and the fixation clip needs the side of workpiece pressing to have protrusion
Raised line, raised line has towards the inclined-plane of workpiece, and the setting guarantee on the inclined-plane can fasten workpiece with the drop-down of active pull rod.
Multiple workpiece position locations are set between fixation clip and floating platen 3,16 workpiece position locations are set in the present embodiment,
Can 16 workpiece of simultaneous processing, spacer pad 9-1 is fixedly installed before and after each workpiece position location, on each spacer pad 9-1
Several position blocks 8 are set, and workpiece is placed in workpiece position location, limits by position block 8；In the present embodiment, push-and-pull
Mechanism includes flange form hydraulic cylinder 14, movable carrier bar 12, and flange form hydraulic cylinder 14 is fixed on fixture by the second connection bolt 15
On the bottom plate of pedestal 1, movable carrier bar 12 is fixed on the piston rod of flange form hydraulic cylinder 14, on 14 piston rod of flange form hydraulic cylinder
End has screw thread, and connects piston rod by the second attaching nut 16, fixes the multiple active pull rod 5 on movable carrier bar 12,
The piston rod drive activity carrier bar 12 of flange form hydraulic cylinder 14 moves up or down, and movable carrier bar 12 drives active pull rod 5 above to push away
Or drop-down.Pushing mechanism is also possible to surge or pneumatic other structures in the application.The active pull rod 5 is bolt knot
Structure, 5 upper end of active pull rod pass through the through-hole on floating platen 3, and 5 lower end of active pull rod passes through the through-hole on movable carrier bar 12, and
It is fixed in the first attaching nut of activity chain plate underrun 13；It is fixed on active pull rod 5 with 3 bottom surface corresponding position of floating platen
It is provided with baffle, guarantees to drive floating platen to move up when active pull rod moves up.In this way, 5 one end of active pull rod be fixedly attached to it is floating
Dynamic pressure plate 3, the other end are fixedly attached to the movable carrier bar 12 of push-pull mechanism, and push-pull mechanism pulls down active pull rod 5, active pull rod 5
Pull-down floating pressing plate 3, so that Workpiece clamping is pushed away into active pull rod 5 between fixation clip and floating platen 3 on push-pull mechanism,
Active pull rod 5 above pushes away floating platen 3, so that workpiece be unclamped；
As shown in Fig. 2, 3 active pull rods, the bottom of 1 upper surface of fixture base are connected in the application on each floating platen 3
Guide sleeve 11 is fixedly installed in the corresponding position of active pull rod in face, and guide sleeve 11 is fixed in fixture base by the first connection bolt 10
The bottom surface on surface, is arranged pressure spring 9 between guide sleeve 11 and floating platen 3, pressure spring 9 is set in 5 periphery of active pull rod, active pull rod 5
It is fixedly connected with floating platen 3 with 11 one end of guide sleeve across floating platen 3, pressure spring 9, the other end is fixedly connected with push-pull mechanism.Work as method
The piston rod of blue formula hydraulic cylinder 14 lifts floating platen 3, and the tension of pressure spring 9 plays the role of preventing floating platen from shaking, together
When, when pressure spring 9 has the function of that buffering prevents active pull rod 5 from pulling down, workpiece surface is extruded mark or pressure by floating platen 3
Wound.
In actual use, hydraulic switching switch (not drawing in figure) is switched to release work status.Flange form hydraulic cylinder 14
Piston rod lifts floating platen 3, and 9 tension of pressure spring prevents floating platen 3 from shaking, and respectively places 4 workpiece 6 from fixture two sides
In position block 8 and on spacer pad 9-1；Starting switching switch (not drawing in figure) is switched to clamping workpiece state, flange
Hydraulic 14 piston rod of formula pulls down floating platen 3, while in the first fixation clip 4, the second fixation clip 7, the fixed pressure of third
Left and right clamps workpiece 6 under the action of plate 17；Machine tool processing workpiece 6 after processing is completed, starts hydraulic switching switch and (does not have picture in figure
It is switched to release work status out), 14 piston rod of flange form hydraulic cylinder lifts floating platen 3, and clamping workpiece is unclamped, and takes out and adds
Workpiece completes a working cycles.
It can be seen that a kind of multi-work piece tension and compression clamping device of the application, can simultaneously clamp on multiple workpiece, be much less clamping
Time can improve production efficiency with multiple workpiece simultaneous processings；The clamping device setting of the application is rationally compact, is able to achieve simultaneously
Meet the clamping requirement added to a kind of auto parts shell or valve body numerical control machine, drill jig can be done and bore upper surface hole or milling machine folder
Tool, which mills multiple purposes, the application such as upper plane, to be had the characteristics that effect is ideal, high-efficient, safe and reliable, is more suitable for numerical control
Processing.
The embodiment of the present application is described in detail above, specific case used herein to the principle of the application and
Embodiment is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；
At the same time, for those skilled in the art can in specific embodiments and applications according to the thought of the application
There is change place, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (5)
1. a kind of multi-work piece tension and compression clamping device, including the positioning of fixture base, N number of fixation clip, N-1 floating platen, workpiece
Position, spacer pad, position block, active pull rod, push-pull mechanism；Fixture base includes upper surface, bottom surface, left side, right side
Face, left side and right side are fixedly connected between upper surface and bottom surface, it is characterised in that: fixture base upper surface is from left to right
It is fixedly uniformly arranged with N number of fixation clip；N-1 floating platen is set between N number of fixation clip of upper surface；It is pressed fixed
Multiple workpiece position locations are set between plate and floating platen, spacer pad are fixedly installed before and after each workpiece position location, often
Several position blocks are set on a spacer pad；Workpiece is placed in workpiece position location, limits by position block；Activity is drawn
Bar one end is fixedly attached to floating platen, and the other end is fixedly attached to push-pull mechanism；Push-pull mechanism pulls down active pull rod, and activity is drawn
Bar pull-down floating pressing plate, so that active pull rod is pushed away on push-pull mechanism by Workpiece clamping between fixation clip and floating platen, it is living
Dynamic pull rod above pushes away floating platen, so that workpiece be unclamped, wherein N is positive integer, and N >=2.
2. a kind of multi-work piece tension and compression clamping device according to claim 1, it is characterised in that: connect on each floating platen
Connect multiple active pull rods, guide sleeve is fixedly installed in the corresponding position of active pull rod in the bottom surface of fixture base upper surface, guide sleeve and floating
Pressure spring is set between dynamic pressure plate, and pressure spring is set in active pull rod periphery, and active pull rod passes through pressure spring and is fixedly connected with guide sleeve one end
Floating platen, the other end are fixedly connected with push-pull mechanism.
3. according to claim 1 or a kind of multi-work piece tension and compression clamping device described in 2 any one, it is characterised in that: described to push away
Drawing mechanism includes flange form hydraulic cylinder, movable carrier bar, and flange form hydraulic cylinder is fixed on the bottom plate of fixture base, and movable carrier bar is solid
It is scheduled on the piston rod of flange form hydraulic cylinder, the multiple active pull rod, the piston of flange form hydraulic cylinder is fixed on movable carrier bar
Bar drive activity carrier bar moves up or down, and movable belt for scraper chain moves active pull rod and above pushes away or pull down.
4. a kind of multi-work piece tension and compression clamping device according to claim 3, which is characterized in that each active pull rod
For bolt arrangement, active pull rod upper end passes through the through-hole on floating platen, and active pull rod lower end passes through the through-hole on movable carrier bar,
And it is fixed in activity chain plate underrun nut；Gear is being fixedly installed with floating platen bottom surface corresponding position on active pull rod
Plate guarantees to drive floating platen to move up when active pull rod moves up.
5. a kind of multi-work piece tension and compression clamping device according to claim 3, which is characterized in that each floating platen
Wide at the top and narrow at the bottom, two sides have towards the inclined-plane of workpiece, and the fixation clip needs the side of workpiece pressing to have raised line outstanding,
Raised line has towards the inclined-plane of workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920200028.8U CN209664890U (en) | 2019-02-15 | 2019-02-15 | A kind of multi-work piece tension and compression clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920200028.8U CN209664890U (en) | 2019-02-15 | 2019-02-15 | A kind of multi-work piece tension and compression clamping device |
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| Publication Number | Publication Date |
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| CN209664890U true CN209664890U (en) | 2019-11-22 |
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| CN201920200028.8U Active CN209664890U (en) | 2019-02-15 | 2019-02-15 | A kind of multi-work piece tension and compression clamping device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948267A (en) * | 2019-11-30 | 2020-04-03 | 山东力得汽车科技股份有限公司 | Machining center machining clamp for automobile brake shoe |
| CN113305605A (en) * | 2021-05-10 | 2021-08-27 | 贵州航空职业技术学院 | Wedged positioning clamp and positioning method |
| CN114654279A (en) * | 2022-01-05 | 2022-06-24 | 福建冠维汽车零部件有限公司 | Automatic fixture assembly for machining steering knuckle master pin |
| US11883916B1 (en) | 2022-12-16 | 2024-01-30 | HDM Hydraulics, LLC | Modular workpiece holding system and method |
-
2019
- 2019-02-15 CN CN201920200028.8U patent/CN209664890U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110948267A (en) * | 2019-11-30 | 2020-04-03 | 山东力得汽车科技股份有限公司 | Machining center machining clamp for automobile brake shoe |
| CN113305605A (en) * | 2021-05-10 | 2021-08-27 | 贵州航空职业技术学院 | Wedged positioning clamp and positioning method |
| CN114654279A (en) * | 2022-01-05 | 2022-06-24 | 福建冠维汽车零部件有限公司 | Automatic fixture assembly for machining steering knuckle master pin |
| US11883916B1 (en) | 2022-12-16 | 2024-01-30 | HDM Hydraulics, LLC | Modular workpiece holding system and method |
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