CN104942743A - Tensioning device and tensioning method - Google Patents
Tensioning device and tensioning method Download PDFInfo
- Publication number
- CN104942743A CN104942743A CN201510374026.7A CN201510374026A CN104942743A CN 104942743 A CN104942743 A CN 104942743A CN 201510374026 A CN201510374026 A CN 201510374026A CN 104942743 A CN104942743 A CN 104942743A
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- China
- Prior art keywords
- rope
- fixed part
- line
- stud
- coil holder
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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
- B25B25/00—Implements for fastening, connecting or tensioning of wire or strip
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a tensioning device. The tensioning device comprises a fixed component and a movable component. The movable component can move relative to the fixed component and is positioned and fixed after moving in place, and the movable component is provided with through holes; the end of the movable component protrudes out of the fixed component, and the moving direction of lines or ropes is changed after the lines or ropes penetrate through the through holes of the movable component; the tension of the lines or ropes can be adjusted by adjusting the length of the part, protruding out of the fixed component, of the end of the movable component. According to the tensioning device, studs with center holes are designed and combined with a positioning component with a positioning groove, and therefore the tension of the lines or ropes can be adjusted. The tensioning device is simple in structure, convenient to use and capable of fixing multiple lines or ropes at the same time or adjusting the tension of the lines or ropes at the same time. The invention further discloses a tensioning method.
Description
Technical field
The present invention relates to a kind of tensioning apparatus, for scroll saw, steel wire rope, the isostructural tensioning of netting, being widely used in various needs carries out on the equipment of tension adjustment.
Background technology
Usually regulating wheel or contact roller is adopted to realize to the mode that cutting scroll saw carries out tensioning in prior art, as CN203863848U discloses a kind of novel 2-axis linkage diamond wire sawing machine, automatic takeup 13 pairs of diamond filaments 15 are wherein set and carry out tensioning.Diamond silk thread 15 is arranged in the external diameter surface of curled hair cylinder 14 by spiral winding mode, one end of diamond silk thread 15 is finally wrapped in again the external diameter surface of curled hair cylinder 14 by automatic takeup 13, rear stator ring 12, front stator ring 11 and line ball mobile idler pulley 7, formed to close to be wound around.The tension to filament is realized by the tensile force changing spring.This kind of tensioning mode, realize controlling the tensioning of the diamond silk thread 15 of spiral winding owing to controlling pinch roller by spring, tension effects is poor, complex structure.
CN2912878Y discloses a kind of annular saw thread sawing machine, ring seamless saw filament winding is in the outside of three guide wheels, saw silk tightening regulator is lever force mechanism, it includes expansion tightening wheel, afterburning counterweight, boosting-rod, swing rocking arm, swing rocking arm two ends respectively with expansion tightening wheel and boosting-rod hinged, the other end of boosting-rod arranges afterburning counterweight.The control of its rate of tension is realized by balancing weight.
CN102491240A discloses a kind of Simple tensioner of lossless steel cables, it is supported steel wire rope by the fast pulley at U-shaped fixed mount two ends, by the regulating wheel being arranged at above U-shaped fixed mount, being positioned at two fast pulleys middle, steel wire rope is compressed, by can the compression amplitude of the adjusting rod control and regulation wheel of U-shaped fixed mount lifting relatively, and then regulate the tensile force of steel wire rope.Although this device achieves the adjustment to steel wire tensioning power, be not easy to realize the fine setting to rate of tension in adjustment process, and structure also more complicated.
In sum, prior art controls mainly to adopt spring for the rate of tension of scroll saw, steel wire rope etc., the mode of pinch roller controls, complex structure, adopts balancing weight to regulate the control mode of rate of tension to be difficult to finely tune rate of tension.
Summary of the invention
The object of this invention is to provide a kind of tensioning apparatus, the problem that the tensile force solving the tightening structure such as line, rope regulates.Especially, the present invention can be used for the tension adjustment of scroll saw.
Object of the present invention carrys out specific implementation by the following technical programs:
Tensioning apparatus, comprises fixed part and movable part; Movable part is installed on fixed part and removable relative to fixed part, and be fixed on the positioning after moving into place, movable part has through hole; The end of movable part protrudes from described fixed part, and line or rope move towards through changing after the through hole of movable part and are fixed; The length regulating movable part end to protrude from fixed part can adjust the tension force of line or rope.
Preferably, fixed part is installed on crossbeam that framework is oppositely arranged (can be integrally formed with framework, also can split formed after be fixed on framework).
Preferably, movable part is the stud with centre bore.
Preferably, the centre bore of described stud is coaxial with described stud, and is processed with circular arc chamfering at the edge of centre bore, when making described line or rope through described centre bore and move towards to change, can not be damaged by centre bore.
Be provided with adjusting device in the end of described stud, in order to rotate stud, and then regulate the position of stud on described fixed part.
Preferably, also comprise positioning element, described positioning element is provided with locating slot, and described line or rope position through described locating slot, and described positioning element and described fixed part are arranged on coil holder.
Or preferably, coil holder has locating slot, described line or rope position through described locating slot.
Preferably, the width of described locating slot and the equal diameters of described line or rope, make described line or rope be placed in described locating slot and can not produce lateral displacement afterwards.
Further, also comprise hold assembly, described hold assembly clamps described line or rope, and described line or rope are maintained static relative to described coil holder.
Preferably, between described positioning element with described coil holder by male-female engagement, adopt slideable being fixedly connected with, make the position of described positioning element on described coil holder adjustable.
Preferably, described fixed part and/or between described hold assembly with described coil holder by male-female engagement, adopt slideable being fixedly connected with, make described fixed part and/or the position of described hold assembly on described coil holder adjustable.
Preferably, coil holder is arranged many chutes, described chute is preferably dovetail groove.
Preferably, coil holder is arranged many slide rails, described slide rail is the track protruding from described coil holder surface, and described fixed part and/or described hold assembly and/or described positioning element coordinate with described slide rail, are fixed by screws in the upper and lower surface of slide rail.
Described positioning element is provided with one group of multiple locating slot, and spacing between locating slot is equal.
Further, described positioning element is provided with organizes locating slot more, and the spacing of any two groups of locating slots is not etc.
Further, described fixed part is provided with multiple stud, and the spacing of described stud is equal.
Described line or rope can be, wire, diamond wire, steel wire rope, nylon rope, scroll saw or other need the cotton rope class formation of tensioning.
The tensioning method of tensioning apparatus, the movable part with through hole is arranged on fixed part, by line or rope through the trend changing line or rope after the stud with through hole, then regulated the rate of tension of described line or rope relative to the protrusion length of described fixed part by adjustment movable part.
Preferably, be arranged on fixed part by the movable part with through hole, the other end of line or rope, through the trend changing line or rope after the stud with passing hole, is then fixed by the line fixed one end or rope; Regulated the rate of tension of described line or rope relative to the protrusion length of described fixed part by adjustment movable part.
Preferably, the stud with centre bore is arranged on a fixed part, by line or rope through the trend changing line or rope after the stud with centre bore, then regulated the rate of tension of described line or rope relative to the relative position of described fixed part by adjustment stud.
Tensioning apparatus of the present invention, preferably by the design of stud with centre bore, and by itself and the combination with the positioning element of locating slot, can regulate the rate of tension of line or rope, structure is simple, easy to use, can realize regulating the fixing and tensioning of multiple line or rope simultaneously.
Accompanying drawing explanation
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is prior art accompanying drawing.
The Facad structure schematic diagram of straight line driving mechanism described in Fig. 2 embodiment of the present invention.
Fig. 3 is the side structure schematic diagram of straight line driving mechanism described in the embodiment of the present invention.
Detailed description of the invention
Below the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
As Figure 2-3, tensioning apparatus described in the preferred embodiment of the present invention, comprise the fixed part 123 be fixed on crossbeam that framework is oppositely arranged, with can move relative to fixed part 123 and the movable part with through hole be fixed on the positioning after moving into place, the end of movable part protrudes from described fixed part 123, and line or rope move towards through changing after the through hole of movable part and are fixed; The length regulating movable part end to protrude from fixed part can adjust the tension force of line or rope.
Preferably, in the present embodiment, movable part adopts the stud 124 with through hole, stud 124 is installed through fixed part 123, the end of described stud 124 protrudes from described fixed part 123, described stud 124 is adjustable relative to the position of described fixed part 123, described stud 124 has through hole and 101 to pass to allow line or rope, through described line after described stud 124 or rope 101 move towards change.When adjusting the position of described stud relative to described fixed part 123, the length variations that stud 124 protrudes out, thus change described line or rope 101 move towards change location point, and then regulate the tensile force of described line or rope.
Preferably, the central through hole of described stud 124 and described stud 124 coaxial line; More preferably, be processed with circular arc chamfering at the edge of centre bore, when making described line or rope 101 through central through hole and move towards to change, can not be damaged by central through hole.
Preferably, be provided with adjusting device in the end of described stud 124, in order to conveniently to rotate stud, and then regulate the position of stud on described fixed part.Described adjusting device can be nut structure or twill cylindrical structure or other structure of frictional resistance is provided when can apply external force on stud.
Preferably, stud and fixed part 123 are threaded connection and realize removable and after moving location; Or stud is spirally connected with the nut being positioned at fixed part 123 outside, and movement of just sliding between fixed part 123.
Preferably, also positioner is comprised.Positioner can be the locating slot be integrally formed on framework, and also can be the positioning element with locating slot of split, positioning element is installed on framework.As shown in the figure, described positioning element 121 is provided with locating slot 122, and described line or rope 101 position through described locating slot 122, and described positioning element 121 is arranged on coil holder 100.
Or preferably, coil holder 100 directly offers locating slot 122, described line or rope 101 are placed in described locating slot 122 and guide, locate.
Preferably, the width of described locating slot 122 and described line or restrict 101 equal diameters, make described line or rope 101 be placed in described locating slot 122 after can not produce displacement relative to groove.
Preferably, comprise hold assembly 125, described hold assembly 125 clamps described line or rope 101, and described line or rope are maintained static relative to described coil holder 100.Now, can drive by the line that clamps or rope 101 motion by driving coil holder 100; As long as cutting movement line or have relative motion to realize between rope and cut workpiece, therefore, also can coil holder 100 motionless, cut component movement.
Preferably, described fixed part 123 and/or adopt the mode of male-female engagement to carry out slideable being fixedly connected with between positioning element with described coil holder 100, be fixed after the correct position that described fixed part and/or positioning element can be made to slide on described coil holder, to realize the adjustable of distance between centers of tracks or rope spacing.
Preferably, between described hold assembly with described coil holder, adopt slideable being fixedly connected with, make the position of described hold assembly on described coil holder adjustable.
The slideable a kind of preferred embodiment be fixedly connected with can be, and described coil holder is provided with the chute slided for fixed part, and chute place offers hole, and fixed part 123 offers screwed hole.After fixed part 123 moves to correct position along chute on coil holder, the hole of the screwed hole on fixed part 123 with chute place is aimed at, is threaded connection and fixed part is fixed on coil holder.
One of alternatively, described coil holder is provided with the slide rail slided for fixed part, described slide rail is arranged along the crossbeam of coil holder, upper and lower two surfaces of slide rail are as slip locating surface, two surfaces up and down of described fixed part and described slide rail are slidably matched, and offer screw on fixed part, and the position of screw can be offered as required, pass slide rail as screw can be made to be fixed, or screw is through on the upper surface withstanding on slide rail after fixed part or lower surface.
Preferably, positioning element, hold assembly all can adopt this kind of mode to slide, fix.
Selectable, additional slide unit on described coil holder, this slide unit and coil holder male-female engagement, slide into suitable position after be fixed.Described positioning element, described hold assembly, described fixed part are arranged on slide unit.
Preferably, as shown in Figure 3, described chute is preferably inner large outside little groove 103, and is provided with slide block in described groove 103, described fixed part, described hold assembly, described positioning element is fixed on the slide block in groove by screw.Preferably, dovetail groove can be adopted.
Preferably, described slide rail is many tracks protruding from described coil holder surface, and described fixed part, described hold assembly or described positioning element coordinate with described slide rail respectively, are fixed by screw.
Preferably, described positioning element is provided with one group of multiple locating slot 122, and spacing between locating slot 122 is equal, and such positioning element can fix multiple scroll saw 101, processes multiple part or product simultaneously.
Further, as shown in Figure 1, described positioning element 121 is provided with many group locating slots 122, and the spacing of any two groups of locating slots is not etc., and described positioning element now can be made to adapt to the part of different working width or the processing request of product.
In the process implemented, also can be provided with on coil holder and organize locating slot more, the locating slot of the upper and lower both sides of coil holder is corresponding.
Further, described fixed part is provided with multiple stud, and the spacing of described stud is equal, the distance between described stud should correspondingly with the spacing between described locating slot be arranged, and described fixed part and described positioning element are used in combination.
Preferably, fixed part and/or positioner and/or hold assembly all can arrange multiple.Spacing between fixed part, between positioner, between hold assembly is adjustable.
Described line or rope can also be, wire, diamond wire, steel wire rope, nylon rope or other need the cotton rope class formation of tensioning.
As Figure 2-3, the tensioning method of tensioning apparatus of the present invention, the stud 124 with centre bore is arranged on fixed part 123, by line or rope 101 through changing the trend of line or rope 101 after the stud 124 with centre bore and fixing, then regulated the rate of tension of described line or rope 101 relative to the protrusion length of described fixed part 123 by adjustment stud 124.When adjusting the position of described stud relative to described fixed part 123, the length variations that stud 124 stretches out, makes the change location point that moves towards of described line or rope 101 be adjusted, and then regulates the tensile force of described line or rope.
Tensioning apparatus of the present invention, preferably by the design of stud with centre bore, and by itself and the combination with the positioning element of locating slot, can regulate the rate of tension of line or rope, structure is simple, easy to use, can realize regulating the fixing and tensioning of multiple line or rope simultaneously.
Those skilled in the art are it is easily understood that under the prerequisite of not conflicting, and above-mentioned each preferred version freely can combine, superpose.
Technology contents of the present invention and technical characteristic have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from spirit of the present invention based on teaching of the present invention and announcement; therefore; scope should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present invention and modification should be comprised, and contained by the claims in the present invention.
Claims (13)
1. tensioning apparatus, is characterized in that, comprises fixed part and movable part; Movable part is installed on fixed part and removable relative to fixed part, and movable part has through hole; The end of movable part protrudes from described fixed part, and line or rope change trend through after the through hole of movable part; The length regulating movable part end to protrude from fixed part can adjust the tension force of line or rope.
2. tensioning apparatus as claimed in claim 1, it is characterized in that, movable part is the stud with centre bore; Preferably, the centre bore of described stud is coaxial with described stud, and is processed with circular arc chamfering at the edge of centre bore, when making described line or rope through described centre bore and move towards to change, can not be damaged by centre bore.
3. tensioning apparatus as claimed in claim 1 or 2, is characterized in that, be provided with adjusting device in the end of described stud, in order to rotate stud, thus regulates the position of stud on described fixed part.
4. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, also comprise positioning element, described positioning element is provided with locating slot, and described line or rope position through described locating slot, and described positioning element and described fixed part are arranged on coil holder;
Or preferably, coil holder has locating slot, described line or rope position through described locating slot;
Preferably, described fixed part is integrally formed on coil holder.
5. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, the width of described locating slot and the equal diameters of described line or rope, makes described line or rope be placed in described locating slot and can not produce lateral displacement afterwards.
6. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, also comprise hold assembly, described hold assembly clamps described line or rope, and described line or rope are maintained static relative to described coil holder.
7. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, preferably, between described positioning element with described coil holder by male-female engagement, adopt slideable being fixedly connected with, make the position of described positioning element on described coil holder adjustable.
8. the tensioning apparatus as described in above-mentioned arbitrary claim, it is characterized in that, described fixed part and/or between described hold assembly with described coil holder by male-female engagement, adopt slideable being fixedly connected with, make described fixed part and/or the position of described hold assembly on described coil holder adjustable.
9. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, coil holder is arranged many chutes, and described chute is preferably dovetail groove; Or coil holder is arranged many slide rails, described slide rail is the track protruding from described coil holder surface, described fixed part and/or described hold assembly and/or described positioning element coordinate with described slide rail, are fixed by screws in the upper and lower surface of slide rail.
10. the tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, described positioning element is provided with one group of multiple locating slot, and spacing between locating slot is equal.
11. tensioning apparatus as described in above-mentioned arbitrary claim, it is characterized in that, described positioning element is provided with organizes locating slot more, and the spacing of any two groups of locating slots is not etc.; Preferably, described fixed part is provided with multiple stud, and the spacing of described stud is equal.
12. tensioning apparatus as described in above-mentioned arbitrary claim, is characterized in that, described line or rope can be, wire, diamond wire, steel wire rope, nylon rope, scroll saw or other need the cotton rope class formation of tensioning.
The tensioning method of 13. tensioning apparatus as described in above-mentioned arbitrary claim, the movable part with through hole is arranged on fixed part, by line or rope through the trend changing line or rope after the stud with through hole, then regulated the rate of tension of described line or rope relative to the protrusion length of described fixed part by adjustment movable part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374026.7A CN104942743B (en) | 2015-06-28 | 2015-06-28 | A kind of tensioning apparatus and tensioning method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374026.7A CN104942743B (en) | 2015-06-28 | 2015-06-28 | A kind of tensioning apparatus and tensioning method |
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| Publication Number | Publication Date |
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| CN104942743A true CN104942743A (en) | 2015-09-30 |
| CN104942743B CN104942743B (en) | 2017-09-15 |
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| CN201510374026.7A Active CN104942743B (en) | 2015-06-28 | 2015-06-28 | A kind of tensioning apparatus and tensioning method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323904A (en) * | 2018-11-19 | 2019-02-12 | 航天材料及工艺研究所 | Method for making sample and device for the test of filament tow elevated temperature strength retention rate |
| CN109850700A (en) * | 2018-12-22 | 2019-06-07 | 北京工业大学 | A kind of taut string identical tension loading device of flexible frame |
| CN111300394A (en) * | 2020-04-09 | 2020-06-19 | 浙江大学 | Automatic tensioning and controllable-tensioning-force line transmission device |
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| EP0580392A1 (en) * | 1992-07-24 | 1994-01-26 | Elephant Chain Block Company Limited | A belt tightening device |
| CN2451294Y (en) * | 2000-11-28 | 2001-10-03 | 陈丰余 | Constant tension winder |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323904A (en) * | 2018-11-19 | 2019-02-12 | 航天材料及工艺研究所 | Method for making sample and device for the test of filament tow elevated temperature strength retention rate |
| CN109323904B (en) * | 2018-11-19 | 2021-12-07 | 航天材料及工艺研究所 | Sample preparation method and device for testing retention rate of high-temperature strength of fiber bundle filaments |
| CN109850700A (en) * | 2018-12-22 | 2019-06-07 | 北京工业大学 | A kind of taut string identical tension loading device of flexible frame |
| CN109850700B (en) * | 2018-12-22 | 2020-11-03 | 北京工业大学 | String stretching constant tension loading device of flexible frame |
| CN111300394A (en) * | 2020-04-09 | 2020-06-19 | 浙江大学 | Automatic tensioning and controllable-tensioning-force line transmission device |
| CN111300394B (en) * | 2020-04-09 | 2021-03-23 | 浙江大学 | Automatic tensioning and controllable-tensioning-force line transmission device |
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|---|---|
| CN104942743B (en) | 2017-09-15 |
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Address after: 324200 Longxiang Road, Jinchuan Street, Changshan County, Quzhou City, Zhejiang Province Patentee after: Zhejiang Sanhuan Kangying Magnetism Industry Co., Ltd. Address before: 324200 Longxiang Road, Jinchuan Street, Changshan County, Quzhou City, Zhejiang Province Patentee before: ZHEJIANG KANGYING MAGNETIC INDUSTRY CO., LTD. |