CN204784514U - Permanent tension adjusting device of belt drive - Google Patents
Permanent tension adjusting device of belt drive Download PDFInfo
- Publication number
- CN204784514U CN204784514U CN201520521780.4U CN201520521780U CN204784514U CN 204784514 U CN204784514 U CN 204784514U CN 201520521780 U CN201520521780 U CN 201520521780U CN 204784514 U CN204784514 U CN 204784514U
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- screw mandrel
- tension
- backstand
- frame
- belt
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Abstract
The utility model provides a permanent tension adjusting device of belt drive, its includes the frame, install driving pulley and from the driven pulleys in the frame, and tension adjusting device, driving pulley and from the driven pulleys are connected through a drive belt, and tension adjusting device includes backstand, taut seat and lead screw to a take -up pulley that contacts with the drive belt is equipped with on this backstand, be equipped with a screw on the taut seat, the lead screw is the echelonment, and it includes main aspects and tip, and the main aspects and the backstand of this lead screw contact to be equipped with a tensioning cover through a spring on the outer disc of these lead screw main aspects, the tensioning cover is equipped with a draw -in groove on being close to the terminal surface of tip one side, be equipped with on the lead screw one with this draw -in groove complex removable pin, the tip and the screw of lead screw match. The utility model provides a reliable and stable permanent tension adjusting device of belt drive is adjusted to simple structure, convenient to use and tension to solve current drawing frame belt drive tension and adjust the unstable defect that leads to the transmission quality to can not get and guaranteeing.
Description
Technical field
The utility model relates to textile manufacturing machine and machine tool, is specifically related to a kind of identical tension controlling device of V belt translation.
Background technique
Drawing frame is the intermediate step in spinning technological process, is the critical process improving yarn-spinning quality.The speed of drawing frame directly affects resultant yarn output and benefit is raising work efficiency, and drawing frame sliver exporting speed is improving constantly.The kind of drive oneself be no longer confined to gear transmission, and adopt Timing Belt one after another, poly Vbelt carrys out transmission.
But during toothed belt transmission, tension device is necessary, but the size of tension device tension force is the problem of comparatively headache: tension force is large, and belt is easily broken, and spindle nose is easily curved, brings unnecessary physical deterioration always; Tension force is little, easily produces climbing tooth phenomenon again, causes mechanical wave, affect quality of product.Before this, Timing Belt tensioning tension adjustment has two kinds, and one is bolt top-pulling type, and one is hand-pulling.Although also can use, personal factor that the chief drawback is is comparatively large, and neither one tolerance carrys out homeostasis, and transmission quality can not be guaranteed.
Model utility content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of structure simple, easy to use and the V belt translation identical tension controlling device that tension adjustment is reliable and stable, with solve existing drawing frame V belt translation tension adjustment unstable cause transmission quality can not be guaranteed defect.
For achieving the above object, the identical tension controlling device of a kind of V belt translation of the utility model, it comprises frame, be installed in driving pulley in described frame and driven pulley and tension-adjusting gear, described driving pulley is connected by a driving belt with described driven pulley, it is characterized in that: described tension-adjusting gear comprises backstand, tension seat and screw mandrel, described backstand is that moving type is installed in described frame, and an Idle wheel contacted with described driving belt is housed on this backstand; Described tension seat is provided with a screw, and by itself and the linearly setting of described backstand; Described screw mandrel is stepped, it comprises large end and small end, the large end of this screw mandrel contacts with described backstand, and by a spring, one tensioning sleeve is housed on the periphery of the large end of this screw mandrel, the end face of described tensioning sleeve near described small end side is provided with a draw-in groove, described screw mandrel is provided with a loose pin coordinated with this draw-in groove, and the small end of described screw mandrel matches with described screw.
On the basis of such scheme preferably, the large end place of described screw mandrel is provided with a step, described tensioning sleeve is provided with near described loose pin one end inner headed face the internal thread coordinated with described screw mandrel, described spring is installed in this tensioning sleeve, and described spring one end is conflicted on the step surface of described large end.
On the basis of such scheme preferably, one is provided with between described spring and described step surface for some catch of adjustment of tonicity size.
On the basis of such scheme preferably, described tension seat is provided with four elongated waist holes, and described tension seat is installed in being bolted in described frame in elongated waist hole by four.
The utility model compared with prior art, its beneficial effect is: the identical tension controlling device of a kind of V belt translation of the present utility model, frame arranges a tension-adjusting gear, by arranging a screw mandrel between backstand and tension seat, and be that moving type is installed in frame by backstand, during use, user is by regulating the relative position between screw mandrel and backstand, thus Idle wheel, to the pressure between driving belt, thus realizes it to its adjustment to driving belt tension force on adjustment backstand, and, the utility model is also equipped with a tensioning sleeve on screw mandrel, tensioning sleeve is installed on screw mandrel by spring, and make to be matched by screw thread between tensioning sleeve with screw mandrel, and a draw-in groove coordinated with loose pin on screw mandrel is provided with on tensioning sleeve one end face, when user regulates screw mandrel, screw mandrel promotes backstand to when causing Idle wheel to driving belt maximum force, spring-compressed is to most short status, thus make to produce between tensioning sleeve and screw mandrel to skid, prompting user tension force is in maximum rating, prevent the excessive state of tension force, a constant suitable tension force is provided to reach.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the identical tension controlling device of V belt translation of the present utility model;
Fig. 2 is the partial enlarged drawing in A portion in Fig. 1 of the present utility model.
Embodiment
By describe in detail the utility model technology contents, structure characteristics, reached object and effect, hereby exemplify embodiment below and coordinate accompanying drawing to be explained in detail.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limiting the scope of the invention can not be interpreted as.
Refer to shown in Fig. 1, and shown in composition graphs 2, the utility model provides a kind of identical tension controlling device of V belt translation, it comprises frame 10, be installed in driving pulley 11 in frame 10 and driven pulley 13 and tension-adjusting gear, driving pulley 11 is connected by a driving belt 12 with driven pulley 13, wherein, tension-adjusting gear comprises backstand 22, tension seat 23 and screw mandrel 30, backstand 22 is installed in frame 10 in moving type, and an Idle wheel 22 contacted with driving belt 12 is housed on this backstand 22; Tension seat 23 is provided with a screw, and by itself and the linearly setting of backstand 22; Screw mandrel 30 is stepped, it comprises large end 31 and small end 32, the large end 31 of this screw mandrel 30 contacts with backstand 22, and by a spring 33, a tensioning sleeve 40 is housed on the periphery of the large end 31 of this screw mandrel 30, the end face of tensioning sleeve 40 near small end 32 side is provided with a draw-in groove 41, screw mandrel 30 is provided with a loose pin 42 coordinated with this draw-in groove 41, and the small end 32 of screw mandrel 30 matches with screw.
During use, screw mandrel 30 is regulated to rotate in tension seat 23, thus drive the small end 32 of screw mandrel 30 to withstand backstand 22 to move left and right in frame 10, regulate the relative position between Idle wheel 22 and driving belt 12 on backstand 22, to regulate the pressure between Idle wheel 22 pairs of driving belts 12, thus realize it to its adjustment to driving belt 12 tension force.And the utility model loads onto an also tensioning sleeve 40 on screw mandrel 30, tensioning sleeve 40 is installed on screw mandrel 30 by spring 33, and make to be matched by screw thread between tensioning sleeve 40 with screw mandrel 30, and on tensioning sleeve 40 1 end face, be provided with a draw-in groove 41 coordinated with loose pin 42 on screw mandrel 30, when belt tension is inadequate, loose pin 42 on screw mandrel 30 is fastened in tensioning sleeve 40, spring 33 is in not compressive state completely, now, user is by turning screw mandrel 30, tensioning sleeve 40 is driven to rotate, Compress Spring 33, to regulate the distance of the relative driving belt 12 of backstand 22; And when user regulates screw mandrel 30, screw mandrel 30 promotes backstand 22 to when causing Idle wheel 22 to driving belt 12 maximum force, spring 33 is compressed to most short status, spring 33 can not provide enough active forces, thus make to produce between tensioning sleeve 40 and screw mandrel 30 to skid, prompting user tension force is in maximum rating, prevents the excessive state of tension force.
In order to further describe the technical solution of the utility model, shown in Fig. 2, the utility model is provided with a step at large end 31 place of screw mandrel 30, tensioning sleeve 40 is provided with near loose pin 42 one end inner headed face the internal thread coordinated with screw mandrel 30, spring 33 is installed in this tensioning sleeve 40, and spring 33 one end is conflicted on the step surface of large end 31, in tension adjustment stages, by the spring 33 in tensioning sleeve 40 for engaging between tensioning sleeve 40 with loose pin 42 provides active force, under making the effect of the loose pin 42 of tensioning sleeve 40 on screw mandrel 30 and draw-in groove 41, rotate with screw mandrel 30, push the relative frame 10 of backstand 22 to move, thus realize the adjustment of Idle wheel 22 pairs of driving belts 12 on backstand 22.
As optimal technical scheme of the present utility model, one is provided with for the some catch 34 of adjustment of tonicity size between spring 33 of the present utility model and step surface, during use, user is by regulating the quantity of catch 34 with Regulation spring 33 tensioning size, as optimal technical scheme of the present utility model, when catch 34 adopts two panels, tension force is maximum; Basic configuration is a slice, and tension force is placed in the middle; A slice not used times, tension force is minimum.
The utility model compared with prior art, its beneficial effect is: the identical tension controlling device of a kind of V belt translation of the present utility model, frame 10 arranges a tension-adjusting gear, by arranging a screw mandrel 30 between backstand 22 and tension seat 23, and backstand 22 is installed in frame 10 in moving type, during use, user is by regulating the relative position between screw mandrel 30 and backstand 22, thus regulate the pressure on backstand 22 between Idle wheel 22 pairs of driving belts 12, thus realize it to its adjustment to driving belt 12 tension force, and, the utility model loads onto an also tensioning sleeve 40 on screw mandrel 30, tensioning sleeve 40 is installed on screw mandrel 30 by spring 33, and make to be matched by screw thread between tensioning sleeve 40 with screw mandrel 30, and on tensioning sleeve 40 1 end face, be provided with a draw-in groove 41 coordinated with loose pin 42 on screw mandrel 30, when user regulates screw mandrel 30, screw mandrel 30 promotes backstand 22 to when causing Idle wheel 22 to driving belt 12 maximum force, spring 33 is compressed to most short status, thus make to produce between tensioning sleeve 40 and screw mandrel 30 to skid, prompting user tension force is in maximum rating, prevent the excessive state of tension force, a constant suitable tension force is provided to reach.
In sum, be only the preferred embodiment of the utility model, do not limit protection domain of the present utility model with this, all equivalence changes done according to the utility model the scope of the claims and description with modify, be all within scope that the utility model patent contains.
Claims (4)
1. the identical tension controlling device of a V belt translation, it comprises frame, be installed in driving pulley in described frame and driven pulley and tension-adjusting gear, described driving pulley is connected by a driving belt with described driven pulley, it is characterized in that: described tension-adjusting gear comprises backstand, tension seat and screw mandrel, described backstand is that moving type is installed in described frame, and an Idle wheel contacted with described driving belt is housed on this backstand; Described tension seat is provided with a screw, and by described tension seat and the linearly setting of described backstand; Described screw mandrel is stepped, it comprises large end and small end, the large end of this screw mandrel contacts with described backstand, and by a spring, one tensioning sleeve is housed on the periphery of the large end of this screw mandrel, the end face of described tensioning sleeve near described small end side is provided with a draw-in groove, described screw mandrel is provided with a loose pin coordinated with this draw-in groove, and the small end of described screw mandrel matches with described screw.
2. the identical tension controlling device of a kind of V belt translation as claimed in claim 1, it is characterized in that: the large end place of described screw mandrel is provided with a step, described tensioning sleeve is provided with near described loose pin one end inner headed face the internal thread coordinated with described screw mandrel, described spring is installed in this tensioning sleeve, and described spring one end is conflicted on the step surface of described large end.
3. the identical tension controlling device of a kind of V belt translation as claimed in claim 2, is characterized in that: be provided with one between described spring and described step surface for some catch of adjustment of tonicity size.
4. the identical tension controlling device of a kind of V belt translation as claimed in claim 2, is characterized in that: described tension seat is provided with four elongated waist holes, and described tension seat is installed in being bolted in described frame in elongated waist hole by four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521780.4U CN204784514U (en) | 2015-07-17 | 2015-07-17 | Permanent tension adjusting device of belt drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521780.4U CN204784514U (en) | 2015-07-17 | 2015-07-17 | Permanent tension adjusting device of belt drive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204784514U true CN204784514U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520521780.4U Active CN204784514U (en) | 2015-07-17 | 2015-07-17 | Permanent tension adjusting device of belt drive |
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| CN (1) | CN204784514U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595311A (en) * | 2018-12-27 | 2019-04-09 | 红塔烟草(集团)有限责任公司 | A kind of servo-actuated automatic takeup of transmission chain |
| CN111517139A (en) * | 2020-04-15 | 2020-08-11 | 武汉博联特科技有限公司 | Constant tension control system based on motor torque |
-
2015
- 2015-07-17 CN CN201520521780.4U patent/CN204784514U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595311A (en) * | 2018-12-27 | 2019-04-09 | 红塔烟草(集团)有限责任公司 | A kind of servo-actuated automatic takeup of transmission chain |
| CN111517139A (en) * | 2020-04-15 | 2020-08-11 | 武汉博联特科技有限公司 | Constant tension control system based on motor torque |
| CN111517139B (en) * | 2020-04-15 | 2022-05-20 | 武汉博联特科技有限公司 | Constant tension control system based on motor torque |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |