CN204094503U - Transmission clamping device - Google Patents
Transmission clamping device Download PDFInfo
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- CN204094503U CN204094503U CN201420592659.6U CN201420592659U CN204094503U CN 204094503 U CN204094503 U CN 204094503U CN 201420592659 U CN201420592659 U CN 201420592659U CN 204094503 U CN204094503 U CN 204094503U
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- drive link
- tightening piece
- pedestal
- clamping device
- flexible tightening
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 42
- 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 claims description 65
- 230000033001 locomotion Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 5
- 210000003371 toe Anatomy 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a transmission clamping device, which comprises a base (1), a transmission rod (2) and a flexible tightening piece (3), wherein the transmission rod (2) is arranged on the base (1), and the position of the flexible tightening piece (3) can be adjusted along the length direction of the transmission rod (1), one end of the flexible tightening piece is connected with the transmission rod (2), and the flexible binding member (3) is releasably connectable to the base (1), such that at least a part of said flexible tightening member (3) is formed as a tightening hoop for tightening a workpiece, so that the flexible tightening piece (3) can be driven to tighten or loosen by adjusting the position of the transmission rod (2) along the length direction under the state of being connected with the base (1), the transmission clamping device is convenient and reliable to adjust, and can be suitable for clamping workpieces of different specifications.
Description
Technical field
The utility model relates to the tensioning technique field of object, particularly, relates to a kind of transmission clamping device for clamping or carry out bundling to clamped thing clamping to workpiece.
Background technology
Usually, in various construction operation, according to the actual requirements, often need to clamp various workpiece or object or bundle.
Such as, in machining, usually need to carry out the processing operations such as cutting to workpiece.Add man-hour for Step Shaft and slender axles, in order to ensure machining accuracy, usually adopt with workpiece two ends centre bore to jacking row Set and Positioning, the transmission of workpiece adopts heart transmission fixture to carry out transmission.This transmission fixture forms by retainer ring with around three or four uniform screws of this retainer ring circumference, in use, screw is adjusted to appropriate location by the diameter according to workpiece, this transmission fixture cover is installed on workpiece, top clamping workpiece to be held out against with two of lathe again, then by one end of transmission fixture mobile machine tool driver plate, adjustment screw workpiece pressing, turning of work piece makes transmission fixture screw coordinate with the driving lever on driver plate, finally starts lathe and carries out processing operation.But because the moment of this heart transmission fixture transmission is less, it is also not suitable for the workpiece that cutting force is comparatively large or diameter of work is larger, and restricted application, meanwhile, needs to make plurality of specifications according to the size of workpiece, make processing cost higher.
For this reason, for the work pieces process that diameter is larger, existing a kind of way is weld a bar in the outer surfaces of this workpiece, this dress bar is coordinated with the driving lever on driver plate and carries out transmission, removed by stake bar after machining.But welding stake bar is comparatively inconvenient, and easily make workpiece generation distortion to a certain degree, adverse effect is caused to machining accuracy.
Utility model content
The purpose of this utility model is to provide a kind of transmission clamping device, and this transmission clamping device is reliably easy to adjust, can be applicable to the clamping of the workpiece of different size.
To achieve these goals, the utility model provides a kind of transmission clamping device, this transmission clamping device comprises pedestal, drive link and flexible tightening piece, described drive link is arranged on described pedestal, and can along the length direction adjustment position of described drive link, one end of described flexible tightening piece is connected to described drive link, and this flexible tightening piece can be connected to described pedestal releasedly, with make described flexible tightening piece be formed as at least partially tighten hoop for what tighten workpiece, thus by adjusting the position of described drive link along described length direction and tightening hoop described in can driving and tighten up or loosen under the state being connected to described pedestal at described flexible tightening piece.
Pass through technique scheme, because drive link can adjust position in their length direction, one end of flexible tightening piece is connected to drive link, and this flexible tightening piece can be connected to pedestal releasedly, like this, when needs tighten workpiece (being tightened thing or clamped thing), make flexible tightening piece and base-separation, pedestal is placed on workpiece, and flexible tightening piece is strained around workpiece and makes flexible tightening piece be connected to pedestal, with make flexible tightening piece be formed as at least partially tightening workpiece tighten hoop, then drive along the position of the length direction adjustment drive link of drive link and tighten hoop and tighten up, thus by Workpiece clamping.
Preferably, described drive link is arranged on described pedestal by restriction rotational structure.
Preferably, be formed with the passage of both ends open in described pedestal along described length direction, described drive link is engaged in described passage by described restriction rotational structure, only can move along described length direction relative to described passage to make described drive link.
Preferably, described restriction rotational structure comprises the polygonal hole part of the described passage cooperatively interacted and the polygon bar section of described drive link.
Preferably, described transmission clamping device also comprises tumbler, this tumbler rotates and to be arranged on described pedestal and position on described length direction maintains static, described tumbler is coordinated with described drive link by movement conversion mechanism, so that the rotary motion of described tumbler is converted to moving along described length direction of described drive link.
Preferably, described movement conversion mechanism is the external thread section being formed in described drive link and the internal thread hole coordinated with described external thread section be formed on described tumbler.
Preferably, the outer circumferential side of described tumbler is formed with circumferential recess, described pedestal is connected with the latch that can be inserted in described circumferential recess, and the position while rotating to make described tumbler on described length direction maintains static.
Preferably, described one end of described flexible tightening piece is articulated with described drive link.
Preferably, the position that the close described flexible tightening piece of described pedestal is connected with described drive link is provided with guide roller, and described flexible tightening piece is connected with described drive link after the outer surface of described guide roller.
Preferably, described flexible tightening piece with described one end separately one section on be arranged at intervals with multiple bayonet lock along the length direction of this flexible tightening piece, bayonet lock described in each can be connected with the draw-in groove on described pedestal releasedly.
Preferably, described flexible tightening piece is chain.
Preferably, the bottom of described pedestal is formed with laminating location structure, and the binding face of this laminating location structure can be suitable with the outline of workpiece, can navigate on described workpiece to make described pedestal.
Other features and advantages of the utility model are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for description, is used from explanation the utility model, but does not form restriction of the present utility model with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the using state figure of the transmission clamping device that the utility model detailed description of the invention provides;
Fig. 2 is the plan structure schematic diagram of the transmission clamping device that the utility model detailed description of the invention provides;
Fig. 3 is the sectional structure chart of the pedestal in Fig. 1
Description of reference numerals
1-pedestal, 2-drive link, the flexible tightening piece of 3-, 4-passage, 5-tumbler, 6-circumferential recess, 7-latch, 8-guide roller, 9-bayonet lock, 10-draw-in groove, 11-fits location structure, 12-workpiece, 13-opening portion.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the utility model, is not limited to the utility model.
As shown in Figure 1, the transmission clamping device that the utility model detailed description of the invention provides comprises pedestal 1, drive link 2 and flexible tightening piece 3, wherein,
Drive link 2 is arranged on pedestal 1, and can along the length direction adjustment position of drive link 1, one end of flexible tightening piece 3 is connected to drive link 2, and this flexible tightening piece 3 can be connected to pedestal 1 releasedly, with make flexible tightening piece 3 be formed as at least partially tighten hoop for what tighten workpiece 12, thus can drive and tighten hoop by adjusting the position of drive link 2 along its length and tighten up or loosen under the state being connected to pedestal 1 at flexible tightening piece 3.
Like this, because drive link 2 can adjust position in their length direction, one end of flexible tightening piece 3 is connected to drive link 2, and this flexible tightening piece 3 can be connected to pedestal 1 releasedly, when needs tighten workpiece 12 (or being tightened thing or clamped thing), flexible tightening piece 3 is separated with pedestal 1, pedestal 1 is placed on work piece 12, and flexible tightening piece 3 is strained around workpiece 12 and makes flexible tightening piece 3 be connected to pedestal 1, with make flexible tightening piece 3 be formed as at least partially tightening workpiece 12 tighten hoop, then drive along the position of the length direction adjustment drive link of drive link 2 and tighten hoop and tighten up, thus workpiece 12 is clamped.
Drive link 2 adjusts in the detailed description of the invention of position along its length, drive link 2 can rotate setting, such as, pedestal 1 is formed with screwed hole along described length direction, drive link 2 has external thread section and is engaged in described screwed hole, now, the end of drive link 2 is rotationally connected with flexible tightening piece 3 by spherical rotation is secondary, such as, the end of flexible tightening piece 3 is formed can the ball impression portion of folding, the end of drive link 2 is formed with spheroid, this spheroid can be contained in described ball impression portion, like this, drive link 2 rotates to adjust position along its length by threaded engagement in screwed hole, described spheroid rotates and drives flexible tightening piece 3 tighten up or loosen in described ball impression portion.But, when drive link 2 rotation drives flexible tightening piece 3 to tighten up, by the internal face in ball impression portion, there is active force while described spheroid rotates in ball impression portion, thus may drive flexible tightening piece 3 that slight distortion occurs.
Therefore, in order to avoid slight distortion occurs flexible tightening piece 3, preferably, drive link 2 is arranged on pedestal 1 by restriction rotational structure, that is, in a preferred embodiment, drive link 2 can not rotate relative to pedestal 1 along in the process of the length direction movement of drive link 2 on pedestal 1, thus prevent flexible tightening piece 3 to be distorted, to have an impact to tightening of workpiece.
Further, as shown in figs. 1 and 3, be formed with the passage 4 of both ends open in pedestal 1 along described length direction, drive link 2 is engaged in passage 4 by described restriction rotational structure, to make drive link 2 only can move along described length direction relative to passage 4, and can not rotate in passage 4.
Further, the described restriction rotational structure preventing drive link 2 from rotating while movement can have various structures form, such as, this restriction rotational structure can comprise the groove that is formed in and described passage 4 inwall extends along the axial direction of passage 4 and be formed on the outer surface of drive link 2 with the projection of described groove fit, vice versa, like this, projection can prevent the rotation of drive link 2 while sliding in groove; Or,
For the ease of machine-shaping, preferably, described restriction rotational structure comprises the polygonal hole part of the passage 4 cooperatively interacted and the polygon bar section of drive link 2.Such as, the square toes on drive link 2 coordinate with the square hole part of passage 4, can not rotate while drive link 2 movement.
In addition, position is adjusted in the longitudinal direction for the ease of drive link 2, preferably, as shown in Figure 1, transmission clamping device of the present utility model also comprises tumbler 5, this tumbler 5 rotates and to be arranged on pedestal 1 and position on described length direction maintains static, and tumbler 5 is coordinated with drive link 2 by movement conversion mechanism, so that the rotary motion of tumbler 5 is converted to moving along described length direction of drive link 2.Like this, by rotary motion part 5, drive link 2 can be driven expediently to move along its length, tighten up to drive flexible tightening piece 3 or loosen.
In a kind of preferred constructive form of described movement conversion mechanism, described movement conversion mechanism is the external thread section being formed in drive link 2 and the internal thread hole coordinated with described external thread section be formed on tumbler 5.Such as, tumbler 5 can be nut, and drive link 2 can be screw rod, and now, the other end of this screw rod is formed with above-described square toes, and these square toes can coordinate with the square hole part of passage 4, like this, turns nut and screw rod can be driven mobile in passage 4.
Further, because tumbler 5 needs the position on described length direction to maintain static when rotating, therefore, in the preferred version of one, as shown in Figure 1, the outer circumferential side of tumbler 5 is formed with circumferential recess 6, pedestal 1 is connected with the latch 7 that can be inserted in circumferential recess 6, and the position while rotating to make tumbler 5 on described length direction maintains static.Such as, in the interface shown in Fig. 3, the top of passage 4 is formed with tumbler installation portion, like this, driving member 2 is arranged in passage 4, one end of driving member 2 is connected with flexible tightening piece, the other end stretches out in passage 4, tumbler 5 to be assemblied in described tumbler installation portion and to be sleeved on the end of the described other end of driving member 2, latch 7 telescopically passes the sidewall of tumbler installation portion and is inserted in circumferential recess 6, with when tumbler 5 rotates, between latch 7 and circumferential recess 6, there is relative circumferential movement, simultaneously, latch 7 prevents tumbler 5 from moving along described length direction.
In addition, for the ease of the motion of flexible tightening piece 3, preferably, described one end of flexible tightening piece 3 is articulated with drive link 2, and like this, when drive link 2 adjusts position along its length, flexible tightening piece 3 can rotate adaptably.
In addition, in order to avoid flexible tightening piece 3 occurs jam in motion process, preferably, as shown in figs. 1 and 3, the position that the close flexible tightening piece 3 of pedestal 1 is connected with drive link 2 is provided with guide roller 8, and flexible tightening piece 3 is connected with drive link 2 after the outer surface of guide roller 8.Such as, in the interface of Fig. 3 display, the following side of passage 4 is formed with opening portion 13, and the side plate of opening portion 13 is provided with guide roller 8 by axis of rotation, and like this, flexible tightening piece 3 is hinged with drive link 2 through later from the bottom of guide roller 8.
In addition, tighten also and pedestal 1 releasable connection for the ease of flexible tightening piece 3 pairs of workpiece, preferably, as illustrated in fig. 1 and 2, flexible tightening piece 3 with described one end separately one section on be arranged at intervals with multiple bayonet lock 9 along the length direction of this flexible tightening piece 3, each bayonet lock 9 can be connected with the draw-in groove 10 on pedestal 1 releasedly.More preferably, as shown in Figures 2 and 3, the side of the passage 4 of pedestal is formed with opening portion 13, opposite side is formed with draw-in groove 10, like this, one end of flexible tightening piece 3 is articulated with drive link 2 in the side of pedestal 1, the opposite side of pedestal being connected in pedestal by bayonet lock 9 and draw-in groove 10 after workpiece.Like this, according to the workpiece of different-diameter size, corresponding bayonet lock 9 can be selected to coordinate with draw-in groove 10.
In addition, flexible tightening piece 3 is chain, and chain can be flyer chain, also can be ring type chain, due to numerous chain link of chain and absorption surface frictional force large, the torsion therefore transmitted is large; In addition, the chain link of chain can increase and decrease arbitrarily, and the workpiece scope be therefore suitable for is large.
In addition, for the ease of by pedestal placement positioning on workpiece, preferably, as shown in figs. 1 and 3, the bottom of pedestal 1 is formed with laminating location structure 11, and the binding face of this laminating location structure 11 can be suitable with the outline of workpiece 12, can navigate on workpiece 12 to make pedestal 1.
Transmission clamping device of the present utility model can be used for multiple use according to different demand, such as, in the machining of workpiece, when needing larger cutting force or adding man-hour to the cylinder barrel of the larger workpiece such as larger endoporus of diameter, as shown in Figure 1, screw rod 2 is adjusted to lowest positions by adjusting nut 5, and because the square toes of screw rod 2 bottom coordinate with the square hole part in through hole 4, therefore during rotating nut 5, screw rod 2 can not rotate and only moves up and down; Workpiece is hung on lathe properly installed, this device to be knocked off the top of part, laminating location structure 11 below pedestal 1 can make this device ride over above workpiece 12, chain 3 is strained around workpiece 12, the bayonet lock 9 of chain is placed in the draw-in groove on the left of pedestal 1, then moves this device to the position of lathe driver plate along the axial direction of workpiece and pedestal is coordinated with the driving lever on driver plate, tighten up chain 3 with spanner adjusting nut 5, make its lock ring at surface of the work, restart lathe and carry out processing operation; Work pieces process completes oppositely adjusting nut 5 again, unclamps chain 3, just can take off this device by deviating from the draw-in groove 10 of the bayonet lock 9 of chain on the left of pedestal 1.
Below preferred embodiment of the present utility model is described by reference to the accompanying drawings in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the utility model illustrates no longer separately to various possible combination.
In addition, also can be combined between various different embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (12)
1. a transmission clamping device, it is characterized in that, comprise pedestal (1), drive link (2) and flexible tightening piece (3), described drive link (2) is arranged on described pedestal (1), and can along the length direction adjustment position of described drive link (1), one end of described flexible tightening piece (3) is connected to described drive link (2), and this flexible tightening piece (3) can be connected to described pedestal (1) releasedly, with make described flexible tightening piece (3) be formed as at least partially tighten hoop for what tighten workpiece, thus by adjusting the position of described drive link (2) along described length direction and tightening hoop described in can driving and tighten up or loosen under the state being connected to described pedestal (1) described flexible tightening piece (3).
2. transmission clamping device according to claim 1, is characterized in that, described drive link (2) is arranged on described pedestal (1) by restriction rotational structure.
3. transmission clamping device according to claim 2, it is characterized in that, be formed with the passage (4) of both ends open along described length direction in described pedestal (1), described drive link (2) is engaged in described passage (4) by described restriction rotational structure, only can move along described length direction relative to described passage (4) to make described drive link (2).
4. transmission clamping device according to claim 3, is characterized in that, described restriction rotational structure comprises the polygonal hole part of the described passage (4) cooperatively interacted and the polygon bar section of described drive link (2).
5. transmission clamping device according to claim 1, it is characterized in that, also comprise tumbler (5), this tumbler (5) rotates and is arranged on the upper and position on described length direction of described pedestal (1) and maintains static, described tumbler (5) is coordinated with described drive link (2) by movement conversion mechanism, so that the rotary motion of described tumbler (5) is converted to moving along described length direction of described drive link (2).
6. transmission clamping device according to claim 5, it is characterized in that, described movement conversion mechanism is for being formed in the external thread section of described drive link (2) and the internal thread hole coordinated with described external thread section be formed on described tumbler (5).
7. transmission clamping device according to claim 5, it is characterized in that, the outer circumferential side of described tumbler (5) is formed with circumferential recess (6), described pedestal (1) is connected with the latch (7) that can be inserted in described circumferential recess (6), the position while rotating to make described tumbler (5) on described length direction maintains static.
8. transmission clamping device according to claim 1, is characterized in that, described one end of described flexible tightening piece (3) is articulated with described drive link (2).
9. according to the transmission clamping device in claim 1-8 described in any one, it is characterized in that, the position that the close described flexible tightening piece (3) of described pedestal (1) is connected with described drive link (2) is provided with guide roller (8), and described flexible tightening piece (3) is connected with described drive link (2) after the outer surface of described guide roller (8).
10. transmission clamping device as claimed in any of claims 1 to 8, it is characterized in that, described flexible tightening piece (3) with described one end separately one section on be arranged at intervals with multiple bayonet lock (9) along the length direction of this flexible tightening piece (3), bayonet lock described in each (9) can be connected with the draw-in groove (10) on described pedestal (1) releasedly.
11. transmission clamping devices as claimed in any of claims 1 to 8, is characterized in that, described flexible tightening piece (3) is chain.
12. transmission clamping devices according to any one of claim 1 to 8, it is characterized in that, the bottom of described pedestal (1) is formed with laminating location structure (11), the binding face of this laminating location structure (11) can be suitable with the outline of workpiece (12), can navigate on described workpiece to make described pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420592659.6U CN204094503U (en) | 2014-10-14 | 2014-10-14 | Transmission clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420592659.6U CN204094503U (en) | 2014-10-14 | 2014-10-14 | Transmission clamping device |
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| Publication Number | Publication Date |
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| CN204094503U true CN204094503U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420592659.6U Active CN204094503U (en) | 2014-10-14 | 2014-10-14 | Transmission clamping device |
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| CN (1) | CN204094503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655017A (en) * | 2016-12-20 | 2017-05-10 | 惠州市格雷戈里科技有限公司 | Skin tearing machine |
| CN107838860A (en) * | 2017-12-21 | 2018-03-27 | 国网河北省电力有限公司衡水供电分公司 | A kind of main transformer silica gel tank changes combination tool |
-
2014
- 2014-10-14 CN CN201420592659.6U patent/CN204094503U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655017A (en) * | 2016-12-20 | 2017-05-10 | 惠州市格雷戈里科技有限公司 | Skin tearing machine |
| CN106655017B (en) * | 2016-12-20 | 2019-01-08 | 绍兴柯桥品茂纺织有限公司 | Skin tearing machine |
| CN107838860A (en) * | 2017-12-21 | 2018-03-27 | 国网河北省电力有限公司衡水供电分公司 | A kind of main transformer silica gel tank changes combination tool |
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