CN105502077A - Traction frame - Google Patents
Traction frame Download PDFInfo
- Publication number
- CN105502077A CN105502077A CN201511016548.6A CN201511016548A CN105502077A CN 105502077 A CN105502077 A CN 105502077A CN 201511016548 A CN201511016548 A CN 201511016548A CN 105502077 A CN105502077 A CN 105502077A
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- CN
- China
- Prior art keywords
- traction wheel
- traction
- cable
- axial line
- spreader
- 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
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H51/00—Forwarding filamentary material
- B65H51/02—Rotary devices, e.g. with helical forwarding surfaces
- B65H51/04—Rollers, pulleys, capstans, or intermeshing rotary elements
- B65H51/08—Rollers, pulleys, capstans, or intermeshing rotary elements arranged to operate in groups or in co-operation with other elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/04—Guiding surfaces within slots or grooves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/14—Pulleys, rollers, or rotary bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/10—Rollers
- B65H2404/15—Roller assembly, particular roller arrangement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
Landscapes
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention provides a traction frame, and belongs to the field of automatic traction equipment design. The traction frame comprises a machine frame, a first traction wheel, a second traction wheel and a position limiting device, wherein the first traction wheel and the second traction wheel are in separated arrangement and are respectively arranged on the machine frame; the center surface of the first traction wheel and the center surface of the second traction wheel are positioned in the same plane; in addition, the axial line of the first traction wheel and the axial line of the second traction wheel are parallel; the center surface of the first traction wheel is vertical to the axial line of the first traction wheel; the center surface of the second traction wheel is vertical to the axial line of the second traction wheel; the position limiting device is arranged on the machine frame and is used for limiting a cable to be disengaged from the first traction wheel in the direction along the axial line of the first traction wheel. The traction frame provided by the invention is provided with the two traction wheels; the cable simultaneously bypasses the two traction wheels; the two traction wheels can tightly tension the cable, so that a coiled coil is compact; the size of the cable with the same length and the same weight is smaller; the transportation is more convenient.
Description
Technical field
The present invention relates to automatic traction equipment design field, in particular to a kind of drawbar frame.
Background technology
Cable and electric wire are generally all made up of heart yearn, insulating covering and protection crust three component parts, and conveniently store and transport, cable and electric wire all can arrange packaging rolling when producing, and often volume cable and electric wire are provided with certain length and weight.In the middle of real work, owing to lacking the dish line equipment of specialty, and the weight of electric wire or cable is large, several operator's collaborative work is needed to draw when dish line, and due to coil line time cable easily rock, the coil coiled out is comparatively loose, and the cable volume of certain length and weight is comparatively large, inconvenience transport.
Summary of the invention
The object of the present invention is to provide a kind of drawbar frame, during to improve existing drawbar frame dish line, cable rocks the problem causing coil loose.
The present invention is achieved in that
Based on above-mentioned purpose, the invention provides a kind of drawbar frame, comprise frame, first traction wheel, second traction wheel and inhibiting device, wherein, described first traction wheel and described second traction wheel interval are arranged, described first traction wheel and described second traction wheel are installed in described frame respectively, the longitudinal plane of symmetry of described first traction wheel and the longitudinal plane of symmetry of described second traction wheel are positioned at same plane, and the axis parallel of the axial line of described first traction wheel and described second traction wheel, wherein, longitudinal plane of symmetry and its axial line of described first traction wheel are perpendicular, longitudinal plane of symmetry and its axial line of described second traction wheel are perpendicular, described inhibiting device is arranged in described frame, and described inhibiting device is for limiting direction of axis line disengaging described first traction wheel of cable along described first traction wheel.
Drawbar frame provided by the invention is provided with two traction wheels, cable walks around two traction wheels simultaneously, cable can be tightened by two traction wheels, without the need to manually going, cable is strained, inhibiting device can limit the action radius of cable, and the coil coiled out is like this comparatively compact, the cable small volume of equal length and weight, more for convenience, work capacity also reduces greatly simultaneously in transport.
Further, described inhibiting device comprises support, spreader and two columns vertically arranged, the cross-sectional plane of described spreader and the cross-sectional plane of described column all rounded, described spreader is connected with described holder pivots, the axial line of described spreader and the axis parallel of described first traction wheel, two described columns are connected with described holder pivots respectively, two described columns are arranged along the direction of axis line interval of described spreader, and two described columns are positioned at the same side of described spreader, described support is connected with described frame.
Spreader and column are and are rotationally connected, and can reduce the wearing and tearing of inhibiting device to cable, make cable more smooth and easy when skidding off.
Further, described support is provided with orienting lug, described orienting lug is along the axial line of described spreader relative to described bracket slide, and described column is arranged on described orienting lug.
The distance reduced between two columns can reduce cable rocking in sliding process, thus raising transmission efficiency, and orienting lug can slide along with the direction of axis line of cable along spreader, ensure that cable is all in the centre of two root posts at any time, avoid cable and column to produce excessive friction force.
Further, described orienting lug is provided with two grooves, described two grooves are arranged along the direction of axis line interval of described spreader, slide block is provided with in described groove, described slide block and described groove sliding block joint, described slide block slides along the direction of axis line of described spreader in described groove, is respectively arranged with retracing spring in described two grooves, and described retracing spring makes two described columns have movement tendency adjacent to each other.
It is nearer that retracing spring can allow two root posts lean on, and allows column produce appropriate squeese pressure to cable, reduce rocking of cable with this, make the compacter of coil panel.
Further, described drawbar frame also comprises engine installation, and described engine installation is arranged in described frame, and the mouth of described engine installation is connected with described first traction wheel, and described engine installation rotates around its axial line for driving described first traction wheel.
Engine installation directly drives the first traction wheel, realizes full automatic mechanical like this when coiling line, reduces the working strength of workman.
Further, described frame is provided with chute and contiguous block, described chute extends along the connection lead in the center of circle of the center of circle of described first traction wheel and described second traction wheel, the depression direction of described chute is parallel with the direction of axis line of described second traction wheel, one end of described contiguous block is connected with described slide, and described contiguous block slides along the bearing of trend of described chute; The other end and described second traction wheel of described contiguous block are rotationally connected, and are also provided with spring in described chute, and described spring makes described second traction wheel have trend away from described first traction wheel.
Cable is simultaneously around on two traction wheels, and cable gives two traction wheels tightening force, allows two traction wheels have close trend, and spring can make the second traction wheel have one at any time away from the trend of the first traction wheel, thus power is tightened in increase, what stretched tight by cable is tighter, avoids cable to rock.
Further, the diameter of described first traction wheel is greater than the diameter of described second traction wheel.
When the diameter of two traction wheels is different, cable is more with the contact of larger traction wheel, and engine installation and first draws by being connected, and therefore makes the transmission of cable faster, more surely, and the efficiency of raising dish line.
Further, described first traction wheel is provided with plug helix, described plug helix is positioned on the periphery of described first traction wheel, described plug helix along described first traction wheel axial line in the shape of a spiral;
Described second traction wheel is provided with plug helix, described plug helix is positioned on the periphery of described second traction wheel, described plug helix along described second traction wheel direction of axis line in the shape of a spiral, and spiral fluted rotation direction on the second traction wheel is identical with the spiral fluted rotation direction on described first traction wheel.
Slowly shifted to the opposite side of traction wheel by the side of traction wheel in the plug helix of cable on traction wheel, in moving process, cable all the time with traction wheel close contact, plug helix can avoid cable, when traversing on traction wheel, skidding occurs, thus ensures that dish line is carried out in orderly being transmitted away of cable.First traction wheel is identical with the spiral fluted rotation direction of the second traction wheel simultaneously, and therefore cable synchronously can shift to opposite side from side on two traction wheels.
Further, the axial line of described first traction wheel and the axial line of described second traction wheel are positioned on same level line.
When first traction wheel and the second traction wheel are positioned on same level line, engine installation drives the power consumed during the first traction wheel minimum.
Further, described first traction wheel is provided with strengthening rib, and described second traction wheel is provided with strengthening rib.
In cable transmitting procedure, the first traction wheel and the second traction wheel all will be subject to the huge pressure towards the center of circle, after arranging strengthening rib, can increase the intensity of the first traction wheel and the second traction wheel, thus increase its service life.
Compared with prior art, the beneficial effect that the present invention realizes is:
Drawbar frame provided by the invention is provided with two traction wheels, cable walks around two traction wheels simultaneously, cable can be tightened by two traction wheels, without the need to manually going, cable is strained, inhibiting device can limit the action radius of cable, so just do not need multiple-person cooperative work, work capacity also reduces greatly simultaneously.
Accompanying drawing explanation
Fig. 1 shows drawbar frame schematic diagram provided by the invention;
Fig. 2 shows the birds-eye view of drawbar frame provided by the invention;
Fig. 3 shows the cutaway view of the inhibiting device of drawbar frame provided by the invention;
Fig. 4 shows the vertical view cutaway drawing of the second traction wheel of drawbar frame provided by the invention.
In figure:
First traction wheel 101; Second traction wheel 102; Frame 103; Cable 104; Support 105; Spreader 106; Column 107; Orienting lug 108; Strengthening rib 109; Engine installation 110; Groove 111; Retracing spring 112; Slide block 113; Chute 114; Contiguous block 115; Spring 116.
Detailed description of the invention
Cable and electric wire are generally all made up of heart yearn, insulating covering and protection crust three component parts, and conveniently store and transport, cable and electric wire all can arrange packaging rolling when producing, and often volume cable and electric wire are provided with certain length and weight.Electric wire or cable, when construction wiring, need first packaged coil to be carried out unwrapping wire, and the electric wire that length requirement is large or cable are relatively more painstaking when unwrapping wire, and need many people to operate, labour intensity is large, and work efficiency is low simultaneously.In the middle of real work, owing to lacking the pay-off equipment of specialty, and the weight of electric wire or cable is large, needs several operator's collaborative work to draw when unwrapping wire, and because construction environment is complicated, in the process of artificial traction, injured situation happens occasionally.
Improve to make the problems referred to above, the invention provides a kind of drawbar frame, comprise frame, the first traction wheel, the second traction wheel and the inhibiting device for controlling cable path of motion, described first traction wheel is arranged in described frame, described first traction wheel is arranged in described frame, described first traction wheel and described second traction wheel are set up in parallel, and the axis parallel of the axial line of described first traction wheel and described second traction wheel, described inhibiting device is arranged in described frame.Drawbar frame provided by the invention is provided with two traction wheels, cable walks around two traction wheels simultaneously, cable can be tightened by two traction wheels, without the need to manually going, cable is strained, inhibiting device can limit the action radius of cable, so just do not need multiple-person cooperative work, work capacity also reduces greatly simultaneously.
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, above in conjunction with the accompanying drawing in the embodiment of the present invention, carry out describing clearly and completely to the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.
Therefore, the detailed description of the above embodiments of the invention to providing in the accompanying drawings the claimed scope of the present invention of not intended to be limiting, but only represent selected embodiment of the present invention.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In describing the invention, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this invention product orientation of usually putting or position relationship when using, 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 limitation of the present invention can not be interpreted as.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In describing the invention, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Referring to figs. 1 through Fig. 3, the invention provides a kind of drawbar frame, comprise frame 103, first traction wheel 101, second traction wheel 102 and inhibiting device, wherein, first traction wheel 101 and the second traction wheel 102 interval are arranged, first traction wheel 101 and the second traction wheel 102 are installed in frame 103 respectively, the longitudinal plane of symmetry of the first traction wheel 101 and the longitudinal plane of symmetry of the second traction wheel 102 are positioned at same plane, and the axis parallel of the axial line of the first traction wheel 101 and the second traction wheel 102, wherein, longitudinal plane of symmetry and its axial line of the first traction wheel 101 are perpendicular, longitudinal plane of symmetry and its axial line of the second traction wheel 102 are perpendicular, inhibiting device is arranged in frame 103, and inhibiting device departs from the first traction wheel 101 for limiting cable 104 along the direction of axis line of the first traction wheel 101.Drawbar frame provided by the invention is provided with two traction wheels, cable 104 walks around two traction wheels simultaneously, cable 104 can be tightened by two traction wheels, strained by cable 104 without the need to manually going, inhibiting device can limit the action radius of cable 104, prevents cable 104 from departing from the first traction wheel 101 along the direction of axis line of the first traction wheel 101, such coil coiled out is comparatively compact, cable 104 small volume of equal length and weight, more for convenience, work capacity also reduces greatly simultaneously in transport.
Wherein, a kind of preferred implementation of inhibiting device can be comprise support 105, spreader 106 and two columns 107 vertically arranged, the cross-sectional plane of spreader 106 and the cross-sectional plane of column 107 all rounded, spreader 106 and support 105 are rotationally connected, the axial line of spreader 106 and the axis parallel of the first traction wheel 101, two root posts 107 are rotationally connected with support 105 respectively, two root posts 107 are arranged along the direction of axis line interval of spreader 106, and two root posts 107 are positioned at the same side of spreader 106, support 105 is connected with frame 103.Spreader 106 and column 107 are and are rotationally connected, and can reduce the wearing and tearing of inhibiting device to cable 104, make cable 104 more smooth and easy when skidding off.Inhibiting device between the first traction wheel 101 and the second traction wheel 102, can make unsettled cable 104 shorter, be convenient to tighten in the horizontal direction like this; In the vertical direction, inhibiting device can be positioned at the top of the first traction wheel 101, avoids inhibiting device to affect cable 104 from the excessive track to the second traction wheel 102 of the first traction wheel 101, makes cable 104 more smooth by coil.
Support 105 can arrange orienting lug 108, and orienting lug 108 slides along the axial line of spreader 106 relative to support 105, and column 107 is arranged on orienting lug 108.The distance reduced between two columns 107 can reduce cable 104 rocking in sliding process, thus raising transmission efficiency, and orienting lug 108 can slide along with the direction of axis line of cable 104 along spreader 106, ensure that cable 104 is all in the centre of two root posts 107 at any time, avoid cable 104 and column 107 to produce excessive friction force.
Orienting lug 108 can also be arranged two grooves 111, two grooves 111 are arranged along the direction of axis line interval of spreader 106, slide block 113 is provided with in groove 111, slide block 113 and groove 111 sliding block joint, slide block 113 slides along the direction of axis line of spreader 106 in groove 111, be respectively arranged with retracing spring 112 in two grooves 111, retracing spring 112 makes two root posts 107 have movement tendency adjacent to each other.It is nearer that retracing spring 112 can allow two root posts 107 lean on, and allows column 107 pairs of cables 104 produce appropriate squeese pressure, reduce rocking of cable 104, make the compacter of coil panel with this.
Wherein, two retracing springs 112 in elongation state can be set, two lay respectively in two grooves 111 in elongation state retracing spring 112, and two retracing springs 112 in elongation state are all between two root posts 107, because retracing spring 112 is in elongation state, therefore can give column 104 1 pulling force, make two root posts 107 have movement tendency adjacent to each other; Or two retracing springs 112 in compressive state are set, two retracing springs 112 in compressive state lay respectively at the both sides of two root posts 107, retracing spring 112 in compressive state can, to column 107 1 thrusts, make two root posts 107 have movement tendency close to each other.Certainly, the set-up mode of retracing spring 112 is mode in above-mentioned two incessantly, also can be that retracing spring 112 in compressive state with in elongation state cooperatively interacts or other mode.
Drawbar frame also comprises engine installation 110, and engine installation 110 is arranged in frame 103, and the mouth of engine installation 110 is connected with the first traction wheel 101, and engine installation 110 rotates around its axial line for driving the first traction wheel 101.Engine installation 110 directly drives the first traction wheel 101, realizes full automatic mechanical like this when coiling line, reduces the working strength of workman.
Part for supporting the second traction wheel 102 in frame 103 can also arrange chute 114 and contiguous block 115, chute 114 extends along the connection lead in the center of circle of the center of circle of the first traction wheel 101 and the second traction wheel 102, the depression direction of chute 114 is parallel with the direction of axis line of the second traction wheel 102, one end of contiguous block 115 and chute 114 sliding block joint, contiguous block 115 slides along the bearing of trend of chute 114; The other end and second traction wheel 102 of contiguous block 115 are rotationally connected, and are also provided with spring 116 in chute 114, and spring 116 makes the second traction wheel 102 have trend away from the first traction wheel 101.Cable 104 is simultaneously around on two traction wheels, cable 104 gives two traction wheels tightening force, two traction wheels are allowed to have close trend, and spring 116 can make the second traction wheel 102 have one at any time away from the trend of the first traction wheel 101, thus power is tightened in increase, what stretched tight by cable 104 is tighter, avoids cable to rock.
Wherein, can be arrange in the spring 116 of compressive state at contiguous block 115 near the side of the first traction wheel 101, the spring 116 in compressive state can to the second traction wheel 102 1 thrusts, make the second traction wheel 102 have trend away from the first traction wheel 101; Or arrange in the spring 116 of extended state at contiguous block 115 away from the side of the first traction wheel 101, the spring 116 of extended state can to the second traction wheel 102 1 pulling force, the second traction wheel 102 is made to have trend away from the first traction wheel 101.Certainly, spring 116 is all positioned at chute 114.
The diameter of the first traction wheel is greater than the diameter of the second traction wheel.When the diameter of two traction wheels is different, cable is more with the contact of larger traction wheel, and engine installation and first draws by being connected, and therefore makes the transmission of cable faster, more surely, and the efficiency of raising dish line.
First traction wheel 101 can arrange plug helix, and plug helix is positioned on the periphery of the first traction wheel 101, plug helix along the first traction wheel 101 axial line in the shape of a spiral; Second traction wheel 102 is provided with plug helix, plug helix is positioned on the periphery of the second traction wheel 102, plug helix along the second traction wheel 102 direction of axis line in the shape of a spiral, and spiral fluted rotation direction on the second traction wheel 102 is identical with spiral fluted rotation direction on the first traction wheel 101.Slowly shifted to the opposite side of traction wheel by the side of traction wheel in the plug helix of cable 104 on traction wheel, in moving process, cable 104 all the time with traction wheel close contact, plug helix can avoid cable 104, when traversing on traction wheel, skidding occurs, thus ensures that dish line is carried out in orderly being transmitted away of cable 104.First traction wheel 101 is identical with the spiral fluted rotation direction of the second traction wheel 102 simultaneously, and therefore cable 104 synchronously can shift to opposite side from side on two traction wheels.
The axial line of the first traction wheel 101 and the axial line of the second traction wheel 102 can be positioned on same level line.When first traction wheel 101 and the second traction wheel 102 are positioned on same level line, engine installation 110 drives the power consumed during the first traction wheel 101 minimum.
First traction wheel 101 is provided with strengthening rib 109, and the second traction wheel 109 is also provided with strengthening rib.In cable 104 transmitting procedure, the first traction wheel 101 and the second traction wheel 102 all will be subject to the huge pressure towards the center of circle, after arranging strengthening rib 109, can increase the intensity of the first traction wheel 101 and the second traction wheel 102, thus increase its service life.
In sum, drawbar frame provided by the invention is provided with two traction wheels, cable walks around two traction wheels simultaneously, cable can be tightened by two traction wheels, and strained by cable without the need to manually going, inhibiting device can limit the action radius of cable, such coil coiled out is comparatively compact, the cable small volume of equal length and weight, more for convenience, work capacity also reduces greatly simultaneously in transport.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a drawbar frame, it is characterized in that, comprise frame, first traction wheel, second traction wheel and inhibiting device, wherein, described first traction wheel and described second traction wheel interval are arranged, described first traction wheel and described second traction wheel are installed in described frame respectively, the longitudinal plane of symmetry of described first traction wheel and the longitudinal plane of symmetry of described second traction wheel are positioned at same plane, and the axis parallel of the axial line of described first traction wheel and described second traction wheel, wherein, longitudinal plane of symmetry and its axial line of described first traction wheel are perpendicular, longitudinal plane of symmetry and its axial line of described second traction wheel are perpendicular, described inhibiting device is arranged in described frame, and described inhibiting device is for limiting direction of axis line disengaging described first traction wheel of cable along described first traction wheel.
2. drawbar frame according to claim 1, it is characterized in that, described inhibiting device comprises support, spreader and two columns vertically arranged, the cross-sectional plane of described spreader and the cross-sectional plane of described column all rounded, described spreader is connected with described holder pivots, the axial line of described spreader and the axis parallel of described first traction wheel, two described columns are connected with described holder pivots respectively, two described columns are arranged along the direction of axis line interval of described spreader, and two described columns are positioned at the same side of described spreader, described support is connected with described frame.
3. drawbar frame according to claim 2, is characterized in that, described support is provided with orienting lug, and described orienting lug is along the axial line of described spreader relative to described bracket slide, and described column is arranged on described orienting lug.
4. drawbar frame according to claim 3, it is characterized in that, described orienting lug is provided with two grooves, described two grooves are arranged along the direction of axis line interval of described spreader, be provided with slide block in described groove, described slide block and described groove sliding block joint, described slide block slides along the direction of axis line of described spreader in described groove, be respectively arranged with retracing spring in described two grooves, described retracing spring makes two described columns have movement tendency adjacent to each other.
5. drawbar frame according to claim 4, it is characterized in that, described drawbar frame also comprises engine installation, described engine installation is arranged in described frame, the mouth of described engine installation is connected with described first traction wheel, and described engine installation rotates around its axial line for driving described first traction wheel.
6. drawbar frame according to claim 5, it is characterized in that, described frame is provided with chute and contiguous block, described chute extends along the connection lead in the center of circle of the center of circle of described first traction wheel and described second traction wheel, the depression direction of described chute is parallel with the direction of axis line of described second traction wheel, one end of described contiguous block is connected with described slide, and described contiguous block slides along the bearing of trend of described chute; The other end and described second traction wheel of described contiguous block are rotationally connected, and are also provided with spring in described chute, and described spring makes described second traction wheel have trend away from described first traction wheel.
7. the drawbar frame according to any one of claim 1 to 6, is characterized in that, the diameter of described first traction wheel is greater than the diameter of described second traction wheel.
8. drawbar frame according to claim 7, is characterized in that, described first traction wheel is provided with plug helix, and described plug helix is positioned on the periphery of described first traction wheel, described plug helix along described first traction wheel axial line in the shape of a spiral;
Described second traction wheel is provided with plug helix, described plug helix is positioned on the periphery of described second traction wheel, described plug helix along described second traction wheel direction of axis line in the shape of a spiral, and spiral fluted rotation direction on the second traction wheel is identical with the spiral fluted rotation direction on described first traction wheel.
9. drawbar frame according to claim 8, is characterized in that, the axial line of described first traction wheel and the axial line of described second traction wheel are positioned on same level line.
10. drawbar frame according to claim 9, is characterized in that, described first traction wheel is provided with strengthening rib, and described second traction wheel is provided with strengthening rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511016548.6A CN105502077B (en) | 2015-12-30 | 2015-12-30 | Hitch frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511016548.6A CN105502077B (en) | 2015-12-30 | 2015-12-30 | Hitch frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105502077A true CN105502077A (en) | 2016-04-20 |
| CN105502077B CN105502077B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511016548.6A Expired - Fee Related CN105502077B (en) | 2015-12-30 | 2015-12-30 | Hitch frame |
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| Country | Link |
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| CN (1) | CN105502077B (en) |
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| CN106185466A (en) * | 2016-08-31 | 2016-12-07 | 浙江德清浙北线缆有限公司 | A kind of efficiently tension-adjusting gear |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167200A (en) * | 2016-08-18 | 2016-11-30 | 重庆昌佶塑业有限公司 | Woven bag winder |
| CN106185466A (en) * | 2016-08-31 | 2016-12-07 | 浙江德清浙北线缆有限公司 | A kind of efficiently tension-adjusting gear |
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| CN105502077B (en) | 2019-06-07 |
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