CN104708560B - Clamping mechanism - Google Patents
Clamping mechanism Download PDFInfo
- Publication number
- CN104708560B CN104708560B CN201510148245.3A CN201510148245A CN104708560B CN 104708560 B CN104708560 B CN 104708560B CN 201510148245 A CN201510148245 A CN 201510148245A CN 104708560 B CN104708560 B CN 104708560B
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- CN
- China
- Prior art keywords
- shaft
- clamp
- clamp shaft
- block
- slide rail
- 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.)
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Classifications
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- 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
Abstract
The invention provides a clamping mechanism. The clamping mechanism comprises a slide rail, a clamping shaft, a clamping shaft supporting block which is matched with the slide rail in a sliding manner, a cam supporting block which is arranged at one side of the clamping shaft supporting block and a check block which is arranged at the other side of the clamping shaft supporting block, and the cam supporting block and the check block are matched with the slide rail in a sliding manner; the clamping shaft supporting block, the cam supporting block and the check bock are respectively provided with a locking part which is matched with the slide rail; a through hole which is identical to the extension direction of the slide rail is formed in the clamping shaft supporting block, and the clamping shaft penetrates through the through hole; an installation opening is formed in the cam supporting block, a cam rotating shaft is arranged between two side walls of the installation opening, an eccentric wheel which is connected to the cam rotating shaft in a rotating manner is arranged on the cam rotating shaft, the eccentric wheel is used for pushing against a first end of the clamping shaft, and a second end of the clamping shaft is used for pressing a workpiece onto the separation block. The clamping mechanism provided by the embodiment of the invention is wide in application range.
Description
Technical field
The present invention relates to field of automobile, be specifically related to a kind of clamp system.
Background technology
Clamp system is widely used in manufacturing, in many courses of processing, and such as turning, milling
Plane, punching press, weld, the course of processing such as riveting, be required to use clamp system that workpiece is clamped
Location.
Small workpiece or big workpiece can only be clamped by existing clamp system, and its scope being suitable for is relatively
Little.Simultaneously as when different workpiece is clamped, need to use different clamp systems,
Thus cause the problem needing frequently to change clamp system.
Summary of the invention
It is an object of the invention to provide a kind of clamp system, applicable to solve clamp system in prior art
The problem that scope is less, need frequently to change clamp system.
For achieving the above object, the technical scheme is that
A kind of clamp system, it includes the clamp shaft that slide rail, clamp shaft are slidably matched with described slide rail
Bracer, it is arranged on described clamp shaft and props up the cam support block of bracer side and be arranged on its opposite side
Block, described cam support block and described block are all slidably matched with described slide rail；Described clamp shaft
It is respectively provided with on bracer, described cam support block and described block for matching with described slide rail
Tight lock part；Described clamp shaft props up has the via identical with described slide rail bearing of trend on bracer, described
Clamp shaft runs through described via；Installing port, the two of described installing port it are provided with on described cam support block
It is provided with cam rotating shaft between sidewall, described cam rotating shaft is provided be rotationally connected with it inclined
The heart is taken turns, and described eccentric is for pushing the first end of described clamp shaft, and the second end of described clamp shaft is used
In by Work-sheet pressing to described block.
Preferably, the second end of described clamp shaft is fixedly connected with the first folder for compressing described workpiece
Tight plate.
Preferably, on described first clamping plate, the side near described clamp shaft has the first installation axle,
Described first installs axle threadeds with the second end of described clamp shaft.
Preferably, the first end of described clamp shaft is fixedly connected with for fitting with described eccentric
Second clamping plate.
Preferably, on described second clamping plate, the side near described clamp shaft has the second installation axle,
Described second installs axle threadeds with the first end of described clamp shaft.
Preferably, described first install to be provided with on axle and be connected for the second end with described clamp shaft
The first locking nut, described second installs on axle and is provided with for the first end phase with described clamp shaft
The second locking nut connected.
Preferably, it also includes the back-moving spring being sleeved on described clamp shaft, has in described via
Confined planes, one end of described back-moving spring is connected on described confined planes, another of described back-moving spring
End is connected on described second clamping plate.
Preferably, the outer surface of described eccentric being provided with handle, described handle is near described cam
Rotary shaft.
Preferably, it also includes lock shaft, and described eccentric has through hole, and described installing port is extremely
Being provided with locking hole on a few sidewall, described lock shaft runs through described locking hole and described through hole.
Preferably, on described lock shaft, one end away from described eccentric is provided with for matching with lock pin
The pin-and-hole closed.
The beneficial effects of the present invention is:
The clamp system that the present invention provides, is arranged on slide rail owing to clamp shaft props up bracer, block and convex
Wheel bracer is positioned at clamp shaft and props up the both sides of bracer, and both are also mounted on slide rail, by adjusting three
Between distance, it becomes possible to adjust the distance between block and the second end of clamp shaft so that block with
Various sizes of workpiece can be accommodated, so that this clamp system can between second end of clamp shaft
Conveniently realize the clamping to different size workpiece, and then make scope that this clamp system is suitable for more
Extensively, it is not required to when various sizes of workpiece is clamped change clamp system simultaneously.
Accompanying drawing explanation
The schematic diagram of the clamp system that Fig. 1 provides for the embodiment of the present invention.
The schematic diagram of the side of the clamp system that Fig. 2 provides for the embodiment of the present invention.
The schematic diagram of the clamp shaft that Fig. 3 provides for the embodiment of the present invention.
Fig. 4 props up the schematic diagram of bracer for the clamp shaft that the embodiment of the present invention provides.
The schematic diagram of the cam support block that Fig. 5 provides for the embodiment of the present invention.
Labelling in accompanying drawing:
11, slide rail 21, clamp shaft prop up bracer 22, via 23, confined planes 24, screwed hole
31, block 32, locking stud 33, clamp nut 41, cam support block
42, locking hole 43, T-shaped mounting groove 51, clamp shaft the 52, first clamping plate
53, second clamping plate the 54, first locking nut the 55, second locking nut
56, first axle the 57, second installation axle 61, back-moving spring 71, eccentric are installed
72, handle 73, lock shaft 74, through hole 75, pin-and-hole 76, cam rotating shaft
Detailed description of the invention
As shown in Figures 1 to 5, the embodiment of the present invention provide clamp system, it include slide rail 11,
The clamp shaft that clamp shaft 51 and slide rail 11 are slidably matched props up bracer 21, is arranged on clamp shaft and props up bracer
The cam support block 41 of 21 sides and be arranged on clamp shaft and prop up the block 31 of bracer 21 opposite side.Its
In, cam support block 41 and block 31 are all slidably matched with slide rail 11；Clamp shaft prop up bracer 21,
It is respectively provided with the tight lock part for matching with slide rail 11 on cam support block 41 and block 31；Clamping
Axle props up has the via 22 identical with slide rail 11 bearing of trend on bracer 21, clamp shaft 51 penetrates
Hole 22；It is provided with installing port on cam support block 41, between the two side of installing port, is provided with cam
Rotary shaft 76, cam rotating shaft 76 is provided with the eccentric 71 being rotationally connected with cam rotating shaft 76,
Eccentric 71 is for pushing the first end of clamp shaft 51, and the second end of clamp shaft 51 is for by workpiece pressure
It is tightened on block 31.
The hold-down mechanism that the embodiment of the present invention provides, is arranged on slide rail owing to clamp shaft props up bracer 21,
Block 31 and cam support block 41 are positioned at clamp shaft and prop up the both sides of bracer 21, and both are also mounted at slide rail
On 11, by adjusting the distance between three, it becomes possible to adjust the second of block 31 and clamp shaft 51
Distance between end so that different size can be accommodated between block 31 and the second end of clamp shaft 51
Workpiece so that this clamp system can conveniently realize the clamping to different size workpiece, enter
And the scope that makes this clamp system be suitable for is relatively broad, various sizes of workpiece is being pressed from both sides simultaneously
It is not required to time tight change clamp system.
In order to the contact area effectively increased between the second end and the workpiece of clamp shaft 51, increase
The stress surface of workpiece, so that workpiece can the most firmly be compressed by clamp shaft 51, clamp shaft
Second end of 51 is fixedly connected with the first clamping plate 52 for workpiece pressing, as shown in Figure 1.
In order to make the connection between clamp shaft 51 and the first clamping plate 52 be readily disassembled, the first folder
Have the first installation axle 56 on tight plate 52 near the side of clamp shaft 51, first installs axle 56 and folder
Second end of mandrel 51 is threaded, as shown in Figure 3.
As depicted in figs. 1 and 2, in order to make contact surface between clamp shaft 51 and eccentric 71 more
Smooth, it is effectively reduced the abrasion to eccentric 71, the first end of clamp shaft 51 is fixedly connected with use
In the second clamping plate 53 fitted with eccentric 71, thus efficiently avoid the of clamp shaft 51
One end directly withstands on the outer surface of eccentric 71, preferably prevents the outer surface of eccentric 71 to grind
Damage too fast.Meanwhile, friction loss between the two is the most preferably decreased so that this clamp system is relatively
For laborsaving.
In order to dismantle being arranged on the clamp shaft 51 that clamp shaft props up on bracer 21 easily,
Easily clamp shaft 51 and the second clamping plate 53 can be keeped in repair, on the second clamping plate 53 simultaneously
Have the second installation axle 57 near the side of clamp shaft 51, second installs axle 57 and clamp shaft 51
First end is threaded.
As shown in figures 1 and 3, the first installation axle 56 is provided with for second with clamp shaft 51
The first locking nut 54 of being connected of end, second install be provided with on axle 57 for clamp shaft 51
The second locking nut 55 that first end is connected, thus it is effectively prevented the first installation axle 56 and clamping
Axle 51 second end, the second connection appearance installed between axle 57 and clamp shaft 51 first end loosen, and enter
And greatly increase the first installation axle 56 and clamp shaft 51 second end, the second installation axle 57 and clamping
The fastness connected between axle 51 first end, it is ensured that the clamp system that the embodiment of the present invention provides can be relatively
Realize clamp operation well.
Further, the clamp system that the embodiment of the present invention provides also includes being sleeved on clamp shaft 51
Back-moving spring 61, has confined planes 23, as shown in Figure 4, one end of back-moving spring 61 in via 22
Being connected on confined planes 23, the other end of back-moving spring 61 is connected on the second clamping plate 53, thus
Back-moving spring 61 is securely fixed between confined planes 23 and the second clamping plate 53.Meanwhile, complete
In pairs after the clamping process of workpiece, unclamp eccentric 71, under the effect of back-moving spring 61, eccentric
Wheel 71 will return to initial position, so that be not required to rely on manpower to can be realized as eccentric 71
Reset, and then make this clamp system the most laborsaving.The initial position of eccentric 71 i.e. eccentric 71
And second pressure strip 53 contact surface and the axis of cam rotating shaft 76 between distance minimum time, partially
The heart takes turns 71 locations.
In order to easily eccentric 71 is rotated, to realize the operation of the compression to workpiece, partially
Being provided with handle 72 on the outer surface of heart wheel 71, handle 72 is near cam rotating shaft 76, such as Fig. 2 institute
Show.Now, only need to pull handle 72 can be realized as the rotation process to eccentric 71, so that
The operation obtaining this clamp system is more convenient.
Further, the clamp system that the embodiment of the present invention provides also includes lock shaft 73, eccentric 71
On there is through hole 74, at least one sidewall of installing port is provided with locking hole 42, lock shaft 73 runs through
Locking hole 42 and through hole 74, as shown in Figure 5.When rotating eccentric 71 and realizing the clamping to workpiece
After, lock shaft 73 is inserted in locking hole 42 and through hole 74, it becomes possible to realize locking effect, will
Eccentric 71 is maintained at certain position, without relying on manpower that eccentric 71 is maintained at certain position,
So that this clamp system is the most laborsaving, it is the most more convenient to use.It is understood that for reality
The now compression demand to different workpieces, the circumference of eccentric 71 can have multiple and locking hole 42
Corresponding through hole 74.
In order to it is long to be effectively prevented the length that lock shaft 73 is inserted in locking hole 42, and lead
Cause lock shaft 73 not to be drawn out easily, on lock shaft 73 one end away from eccentric 71 be provided with for lock
The pin-and-hole 75 that pin matches.
The embodiment of the present invention provide slide rail 11 can be I-shaped structure, clamp shaft prop up bracer 21,
The T-shaped mounting groove 43 matched with I-shaped structure it is respectively provided with on cam support block 41 and block 31,
The most when mounted three is snapped in from the one end fits of slide rail 11 such that it is able to be effectively prevented
Clamp shaft props up bracer 21, cam support block 41 and block 31 and occurs that teetertotter asks after mounting
Topic, thus ensure that workpiece can the most firmly be clamped by this clamp system.Meanwhile, tight lock part
The screwed hole 24 being arranged on the sidewall of T-shaped mounting groove 43 can be included, and join with screwed hole 24
The locking stud 32 closed, when mounted, fastening locking stud 32 i.e. can conveniently realize fixing,
Thus be effectively prevented clamp shaft and prop up bracer 21, cam support block 41 and block 31 along slide rail 11
Bearing of trend slide.In order to make tight lock part have more preferable fixed effect, can be at screwed hole 24
Outside arranges a clamp nut 33, then carries out locking installation and the fastening of stud 32, thus enters
One step reduces clamp shaft and props up bracer 21, cam support block 41 and block 31 and occur along slide rail 11
The probability slided, and then clamping to workpiece can be better achieved.
The general operation process of the clamp system that the embodiment of the present invention provides is: pull handle 72, makes partially
Heart wheel 71 rotation, so that the contact surface of eccentric 71 and the second clamping plate 53 and cam rotating shaft 76
Axis between distance become big, now back-moving spring 61 is compressed；Pushed away by the second clamping plate 53
Dynamic clamp shaft 51 moves along its axial direction, makes the first clamping plate 52 be pressed on workpiece；Work as workpiece
After being pressed to a certain degree, lock shaft 73 is inserted in locking hole 42 and through hole 74, it is achieved to bias
The fixing function of wheel 71, i.e. completes the clamp operation to workpiece.After completing the processing to workpiece, will
Lock shaft 73 is extracted, and now back-moving spring 61 will promote the second clamping plate 53, and then promote eccentric
71 reset, thus release the clamping to workpiece, in order to take out workpiece.
It should be noted that on the premise of the length of clamp shaft 51 is constant, by adjusting block 31
And clamp shaft props up the distance between bracer 21, and uses various sizes of first clamping plate 52 just can
Realize the clamping to various sizes of workpiece；Meanwhile, prop up between bracer 21 at block 31 and clamp shaft
Distance constant on the premise of, by use different length clamp shaft 51, it is also possible to realize to difference
The clamping of the workpiece of size；, guarantee back-moving spring 61 constant in back-moving spring 61 length is in compression
On the premise of state, prop up the distance between bracer 21 and cam support block 41 by adjusting clamp shaft,
Can be realized as the control to restoring force size；By lock shaft 73 is inserted into eccentric 71 not
With in through hole 74, it becomes possible to conveniently realize the control to clamping force size.
The above is only the preferred embodiment of the present invention, it should be pointed out that these embodiments are only used for
The present invention is described rather than limits the scope of the present invention, and, after having read present disclosure,
The present invention can be made various change or amendment by relevant technical staff in the field, and these equivalent form of values fall equally
Enter the application appended claims limited range.
Claims (9)
1. a clamp system, it is characterised in that it includes that slide rail, clamp shaft and described slide rail are sliding
The dynamic clamp shaft coordinated prop up bracer, be arranged on described clamp shaft prop up bracer side cam support block and
Arranging the block of its opposite side, described cam support block and described block are all slidably matched with described slide rail；
Described clamp shaft prop up be respectively provided with on bracer, described cam support block and described block for described cunning
The tight lock part that rail matches；Described clamp shaft prop up have on bracer identical with described slide rail bearing of trend
Via, described clamp shaft runs through described via；It is provided with installing port on described cam support block, described
It is provided with cam rotating shaft between the two side of installing port, described cam rotating shaft is provided with and its turn
The eccentric being dynamically connected, described eccentric is for pushing the first end of described clamp shaft, described clamp shaft
The second end for by Work-sheet pressing to described block；It also includes lock shaft, on described eccentric
Having through hole, at least one sidewall of described installing port is provided with locking hole, described lock shaft runs through institute
State locking hole and described through hole.
Clamp system the most according to claim 1, it is characterised in that the second of described clamp shaft
End is fixedly connected with the first clamping plate for compressing described workpiece.
Clamp system the most according to claim 2, it is characterised in that on described first clamping plate
Have the first installation axle near the side of described clamp shaft, described first installs axle and described clamp shaft
Second end is threaded.
Clamp system the most according to claim 3, it is characterised in that the first of described clamp shaft
End is fixedly connected with the second clamping plate for fitting with described eccentric.
Clamp system the most according to claim 4, it is characterised in that on described second clamping plate
Have the second installation axle near the side of described clamp shaft, described second installs axle and described clamp shaft
First end is threaded.
Clamp system the most according to claim 5, it is characterised in that described first installs on axle
Being provided with the first locking nut for being connected with the second end of described clamp shaft, described second installs
The second locking nut for being connected it is provided with the first end of described clamp shaft on axle.
Clamp system the most according to claim 4, it is characterised in that it also includes being sleeved on institute
Stating the back-moving spring on clamp shaft, have confined planes in described via, one end of described back-moving spring is supported
Being connected on described confined planes, the other end of described back-moving spring is connected on described second clamping plate.
8. according to the clamp system described in any one of claim 1 to 7, it is characterised in that described partially
Being provided with handle on the outer surface of heart wheel, described handle is near described cam rotating shaft.
Clamp system the most according to claim 1, it is characterised in that on described lock shaft away from
One end of described eccentric is provided with the pin-and-hole for matching with lock pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148245.3A CN104708560B (en) | 2015-03-31 | 2015-03-31 | Clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148245.3A CN104708560B (en) | 2015-03-31 | 2015-03-31 | Clamping mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104708560A CN104708560A (en) | 2015-06-17 |
| CN104708560B true CN104708560B (en) | 2017-01-11 |
Family
ID=53408549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510148245.3A Active CN104708560B (en) | 2015-03-31 | 2015-03-31 | Clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104708560B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106180397A (en) * | 2016-07-15 | 2016-12-07 | 安庆安簧汽车零部件有限公司 | Stabiliser bar cold forming mould |
| CN106070411B (en) * | 2016-08-12 | 2018-12-18 | 深圳厨奇自胜智能装备技术有限公司 | Rotation brake locking device and its intelligent noodle slicing robot |
| CN106392943A (en) * | 2016-12-01 | 2017-02-15 | 无锡市创恒机械有限公司 | Automatic adjusting compressing mechanism |
| CN110907830A (en) * | 2019-12-13 | 2020-03-24 | 永昌控股集团有限公司 | Tubular motor life test machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19611171A1 (en) * | 1996-03-21 | 1997-09-25 | Handtmann A Punkt Automation | Vice |
| CN201143629Y (en) * | 2007-12-29 | 2008-11-05 | 比亚迪股份有限公司 | Clamping apparatus |
| CN102935632A (en) * | 2012-12-10 | 2013-02-20 | 重庆天之道科技发展有限公司 | Connecting rod thrust clamping device |
| CN203062624U (en) * | 2012-12-14 | 2013-07-17 | 重庆洋迪机电有限公司 | V-shaped block matching clamp |
| CN204487428U (en) * | 2015-03-31 | 2015-07-22 | 安徽江淮汽车股份有限公司 | A kind of clamp system |
-
2015
- 2015-03-31 CN CN201510148245.3A patent/CN104708560B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104708560A (en) | 2015-06-17 |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |