CN104466785A - Fixing structure for tailstock of traction machine and traction machine - Google Patents
Fixing structure for tailstock of traction machine and traction machine Download PDFInfo
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- CN104466785A CN104466785A CN201410658766.9A CN201410658766A CN104466785A CN 104466785 A CN104466785 A CN 104466785A CN 201410658766 A CN201410658766 A CN 201410658766A CN 104466785 A CN104466785 A CN 104466785A
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- tailstock
- shaft part
- hauling machine
- hole
- axis
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Abstract
The invention relates to a fixing structure for a tailstock of a traction machine and the traction machine. The fixing structure for the tailstock of the traction machine comprises the tailstock, a center shaft and a fixing device, wherein a through hole is formed in the tailstock, the center shaft comprises two shaft sections, namely the first shaft section and the second shaft section, the diameter of the first shaft section is larger than the diameter of the second shaft section, the fixing device is used for fixing the center shaft and the tailstock, the diameter of the through hole is matched with the diameter of the second shaft section and is smaller than the diameter of the first shaft section, the second shaft section stretches into the through hole and extends out of the through hole, the fixing device comprises at least one locking nut, the locking nut is in threaded connection with the second shaft section so that the tailstock can be located between the locking nut and the first shaft section, and the center shaft and the tailstock are fixed through the locking nut. According to the fixing structure for the tailstock of the traction machine and the traction machine, the problem of breakage of a fixing bolt in the prior art is solved, and the working reliability of the tailstock of the traction machine is improved.
Description
Technical field
The present invention relates to a kind of mechanical structure, particularly relate to a kind of hauling machine tailstock fixed structure and hauling machine.
Background technology
Hauling machine is the nucleus equipment of transmission line construction, is responsible for conductor strip some tension to unfold under airborne.Hauling machine tail frame device is responsible for pull rope close-packed arrays, is wrapped on tail wheel.The course of work of hauling machine tail frame device is: see Fig. 1, and hydraulic pump (not shown in figure 1) drives tailing axle 4 to rotate by chain drive, and tailing axle 4 drives guiding cheese 3 rotate thus tighten up pull rope by block 2.Wherein, tailstock 1 is connected by gear shaft block 5 with one end of tailing axle 4, and another end-rack in the U-type groove structure 6 of axis 7 (as shown in Figure 2), and is threaded connection.
Prior art adopts gland to be fixed on tailstock by axis usually.As shown in Figure 1, axis 7 stretches into the through hole on tailstock 1.Gland 8 one section of being stretched in described tailstock 1 by described axis 7 by bolt is fixed in tailstock.Adopt this fixed structure of prior art, hauling machine in the course of the work, when tailstock change new guiding cheese or guiding cheese on be wound around guide rope less time, guiding cheese is lighter, tailing axle radially wobbles comparatively strong, and tailing axle radially wobbles drive tailstock axis and radially wobbles, and axis and tailstock connecting bolt are subject to shearing force, very easily rupture, reduce the functional reliability of hauling machine tailstock.
Summary of the invention
Main purpose of the present invention is, provides a kind of hauling machine tailstock fixed structure and hauling machine of new structure, to improve its functional reliability.
The object of the invention to solve the technical problems realizes by the following technical solutions.
The present invention first aspect, proposes a kind of hauling machine tailstock fixed structure, comprising:
Tailstock, described tailstock is provided with through hole;
Axis, described axis includes two sections of shaft parts, is respectively the first shaft part and the second shaft part, and the diameter of axle of described first shaft part is greater than the diameter of axle of described second shaft part;
Fixture, for fixing described axis and described tailstock, to keep the position relationship between described axis and described tailstock;
Wherein,
The aperture of described through hole and the diameter of axle of described second shaft part suitable, and be less than the diameter of axle of described first shaft part;
Described second shaft part stretches into described through hole and passes from described through hole;
Described fixture comprises at least one locking nut, and described locking nut is threaded with described second shaft part, to make described tailstock be between described locking nut and described first shaft part, and described axis and described tailstock is fixed by described locking nut.
Optionally, aforesaid hauling machine tailstock fixed structure, wherein, when described fixture includes two or more described locking nut, described fixture also comprises: floor clip;
Described floor clip is arranged between two adjacent locking nuts.
Optionally, aforesaid hauling machine tailstock fixed structure, wherein, described fixture also comprises: gland;
Described gland is bolted on the end of described second shaft part.
Optionally, aforesaid hauling machine tailstock fixed structure, wherein, described gland is circumferentially evenly equipped with three bolts hole;
The end of described second shaft part is provided with corresponding bolt hole;
Described gland is bolted to the end of described second shaft part by three.
Optionally, aforesaid hauling machine tailstock fixed structure, wherein, described first shaft part is hollow shaft part, and the sidewall of described hollow shaft part has gap, and described gap is by the hollow cavity of described hollow shaft part and ft connection.
Optionally, aforesaid hauling machine tailstock fixed structure, wherein, is provided with axis hole in described second shaft part, and the aperture of described axis hole is less than the footpath, chamber of the hollow cavity of described first shaft part.
The present invention second aspect, proposes a kind of hauling machine, and described hauling machine comprises hauling machine tailstock fixed structure; Wherein, described hauling machine tailstock fixed structure comprises:
Tailstock, described tailstock is provided with through hole;
Axis, described axis includes two sections of shaft parts, is respectively the first shaft part and the second shaft part, and the diameter of axle of described first shaft part is greater than the diameter of axle of described second shaft part;
Fixture, for fixing described axis and described tailstock, to keep the position relationship between described axis and described tailstock;
Wherein,
The aperture of described through hole and the diameter of axle of described second shaft part suitable, and be less than the diameter of axle of described first shaft part;
Described second shaft part stretches into described through hole and passes from described through hole;
Described fixture comprises at least one locking nut, and described locking nut is threaded with described second shaft part, to make described tailstock be between described locking nut and described first shaft part, and described axis and described tailstock is fixed by described locking nut.
By technique scheme, the invention provides technical scheme and at least there is following advantages:
The technical scheme that the embodiment of the present invention provides is by transforming hauling machine tailstock fixed structure, axis will be become from bolt by shearing force parts, thus improve the integral anti-shearing intensity of hauling machine tailstock, solve set bolt breakage problem in prior art, improve the functional reliability of hauling machine tailstock, and then improve efficiency of construction, decrease construction cost, ensure that construction safety.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of specification, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the partial structurtes schematic diagram of hauling machine in prior art;
Fig. 2 is the structural representation of axis in prior art;
The structural representation of the hauling machine tailstock fixed structure that Fig. 3 provides for the embodiment of the present invention one;
The structural representation of axis in the hauling machine tailstock fixed structure that Fig. 4 provides for the embodiment of the present invention one;
The structural representation of the hauling machine that Fig. 5 provides for the embodiment of the present invention two.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of supporting seat proposed according to the present invention, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Fig. 3 shows the structural representation of the hauling machine tailstock fixed structure that the embodiment of the present invention one provides.As shown in Figure 3, the described hauling machine tailstock fixed structure that the present embodiment one provides comprises: tailstock 10, axis 70 and fixture 20.Wherein, described tailstock 10 is provided with through hole 11.As shown in Figure 4, described axis includes two sections of shaft parts, is respectively the first shaft part 71 and the second shaft part 72, and the diameter of axle of described first shaft part 71 is greater than the diameter of axle of described second shaft part 72.Described fixture 20 for fixing described axis 70 and described tailstock 10, to keep the position relationship between described axis 70 and described tailstock 70.The aperture of described through hole 11 and the diameter of axle of described second shaft part 72 suitable, and be less than the diameter of axle of described first shaft part 71.Described second shaft part 72 stretches into described through hole 11 and passes from described through hole 11.Described fixture 20 comprises at least one locking nut 21, described locking nut 21 is threaded with described second shaft part 72, to make described tailstock 10 be between described locking nut 21 and described first shaft part 71, and by described locking nut 21, described axis 70 is fixed with described tailstock 10.
The technical scheme that the present embodiment provides is by transforming hauling machine tailstock fixed structure, axis will be become from bolt by shearing force parts, thus improve the integral anti-shearing intensity of hauling machine tailstock, solve set bolt breakage problem in prior art, improve the functional reliability of hauling machine tailstock, and then improve efficiency of construction, decrease construction cost, ensure that construction safety.
When the fixture described in above-described embodiment includes two or more described locking nut, described fixture can also comprise: prevent the packing ring that locking nut loosens.This packing ring can be the floor clip 22 shown in Fig. 3.Described floor clip 22 and locking nut support the use, and (bending of inside and outside stop ear is put in groove after fastening by that side during use, floor clip 22 to be contained in locking nut fluting.After locking nut is fastening, respectively inside and outside ear is pulled back axis, be stuck in the opening part of keyway (as shown in Figure 4) on the second shaft part 72 of axis 70 and locking nut, like this, locking nut would not get loose due to the rotation of axis.Described floor clip 22 can be arranged between two adjacent locking nuts, as shown in Figure 3.
In order to further prevent described axis from deviating from from described tailstock, improve the stability that is connected of described axis and described tailstock, as shown in Figure 3, described fixture can also comprise: gland 23.Described gland 23 is by being bolted to the end of described second shaft part 72.
When specific embodiment, described gland circumferentially uniformly can arrange three bolts hole.The end of described second shaft part is provided with corresponding bolt hole.Described gland is bolted to the end of described second shaft part by three.
Further, as shown in Figure 4, described first shaft part 71 is hollow shaft part, and the sidewall of described hollow shaft part has gap 711, and described gap 711 is by the hollow cavity of described hollow shaft part and ft connection.
Be provided with axis hole in described second shaft part, the aperture of described axis hole is less than the footpath, chamber of the hollow cavity of described first shaft part.The axle rod of the described axis hole arranged in described second shaft part in accommodating prior art on hauling machine tailstock.Here it should be noted that: existing hauling machine tailstock fixed structure improves by the technical scheme provided due to the present embodiment, namely the structure of axis is improved, the fixture also having increased new structure newly fixes described axis and tailstock, therefore, the axle rod be arranged in prior art in described second shaft part axis hole also needs to change accordingly.Concrete is revised as: according to the structure of the described axis that the present embodiment provides, and it is required that described axle rod extension meets use.Such as, the length of the rod of axle described in prior art is 150mm; The length of described axle rod can be extended for 200mm in the present embodiment.
As shown in Figure 5, the structural representation of hauling machine that provides of the embodiment of the present invention two.Described hauling machine comprises hauling machine tailstock fixed structure 100.Wherein, described hauling machine tailstock fixed structure 100 comprises: tailstock, axis and fixture.Wherein, described tailstock is provided with through hole.Described axis includes two sections of shaft parts, is respectively the first shaft part and the second shaft part, and the diameter of axle of described first shaft part is greater than the diameter of axle of described second shaft part.Described fixture is used for fixing described axis and described tailstock, to keep the position relationship between described axis and described tailstock.The aperture of described through hole and the diameter of axle of described second shaft part suitable, and be less than the diameter of axle of described first shaft part.Described second shaft part stretches into described through hole and passes from described through hole.Described fixture comprises at least one locking nut, and described locking nut is threaded with described second shaft part, to make described tailstock be between described locking nut and described first shaft part, and described axis and described tailstock is fixed by described locking nut.
Concrete, the structure that the hauling machine tailstock fixed structure described in the present embodiment can adopt above-described embodiment one to provide realizes, and see content corresponding in above-described embodiment one, can repeat no more herein.
As shown in Figure 5, the course of work of hauling machine described in the present embodiment is: hydraulic pump (not shown in Fig. 5) drives tailing axle 40 to rotate by chain drive, and tailing axle 40 drives guiding cheese 30 rotate thus tighten up pull rope by block 200.In the course of work of hauling machine, when tailing axle 40 radially wobbles stronger, tailing axle 40 radially wobbles drive axis and radially wobbles, in prior art, axis and tailstock 10 connecting bolt can be subject to shearing force, adopt the described hauling machine tailstock fixed structure that the present embodiment provides, axis will be become from bolt by shearing force parts, thus improve the integral anti-shearing intensity of hauling machine tailstock, solve set bolt breakage problem in prior art, improve the functional reliability of hauling machine tailstock, and then improve efficiency of construction, decrease construction cost, ensure that construction safety.
The above, it is only preferred embodiment of the present invention, not do any pro forma restriction to the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (7)
1. a hauling machine tailstock fixed structure, is characterized in that, comprising:
Tailstock, described tailstock is provided with through hole;
Axis, described axis includes two sections of shaft parts, is respectively the first shaft part and the second shaft part, and the diameter of axle of described first shaft part is greater than the diameter of axle of described second shaft part;
Fixture, for fixing described axis and described tailstock, to keep the position relationship between described axis and described tailstock;
Wherein,
The aperture of described through hole and the diameter of axle of described second shaft part suitable, and be less than the diameter of axle of described first shaft part;
Described second shaft part stretches into described through hole and passes from described through hole;
Described fixture comprises at least one locking nut, and described locking nut is threaded with described second shaft part, to make described tailstock be between described locking nut and described first shaft part, and described axis and described tailstock is fixed by described locking nut.
2. hauling machine tailstock fixed structure according to claim 1, is characterized in that, when described fixture includes two or more described locking nut, described fixture also comprises: floor clip;
Described floor clip is arranged between two adjacent locking nuts.
3. hauling machine tailstock fixed structure according to claim 1 and 2, it is characterized in that, described fixture also comprises: gland;
Described gland is bolted on the end of described second shaft part.
4. hauling machine tailstock fixed structure according to claim 3, is characterized in that, described gland is circumferentially evenly equipped with three bolts hole;
The end of described second shaft part is provided with corresponding bolt hole;
Described gland is bolted to the end of described second shaft part by three.
5. hauling machine tailstock fixed structure according to claim 1 and 2, is characterized in that, described first shaft part is hollow shaft part, and the sidewall of described hollow shaft part has gap, and described gap is by the hollow cavity of described hollow shaft part and ft connection.
6. hauling machine tailstock fixed structure according to claim 5, is characterized in that, is provided with axis hole in described second shaft part, and the aperture of described axis hole is less than the footpath, chamber of the hollow cavity of described first shaft part.
7. a hauling machine, is characterized in that, comprises the hauling machine tailstock fixed structure according to any one of the claims 1 ~ 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658766.9A CN104466785B (en) | 2014-11-18 | 2014-11-18 | Draw aircraft tail shelf fixed structure and hauling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658766.9A CN104466785B (en) | 2014-11-18 | 2014-11-18 | Draw aircraft tail shelf fixed structure and hauling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104466785A true CN104466785A (en) | 2015-03-25 |
| CN104466785B CN104466785B (en) | 2017-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410658766.9A Active CN104466785B (en) | 2014-11-18 | 2014-11-18 | Draw aircraft tail shelf fixed structure and hauling machine |
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| Country | Link |
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| CN (1) | CN104466785B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480224Y (en) * | 2001-06-11 | 2002-03-06 | 青岛港务局 | End fixing structure for car balance axle |
| KR20120069057A (en) * | 2010-12-20 | 2012-06-28 | 두산인프라코어 주식회사 | Automatic position decition unit of cnc tailstock and position decition method thereof |
| CN202754633U (en) * | 2012-08-24 | 2013-02-27 | 中国能源建设集团广东火电工程总公司 | Hydraulic dragger |
| CN203806852U (en) * | 2014-02-22 | 2014-09-03 | 兰州众科机械制造有限公司 | Traction machine tailstock transmission structure |
| CN204230747U (en) * | 2014-11-18 | 2015-03-25 | 国家电网公司 | Hauling machine tailstock fixed structure and hauling machine |
-
2014
- 2014-11-18 CN CN201410658766.9A patent/CN104466785B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2480224Y (en) * | 2001-06-11 | 2002-03-06 | 青岛港务局 | End fixing structure for car balance axle |
| KR20120069057A (en) * | 2010-12-20 | 2012-06-28 | 두산인프라코어 주식회사 | Automatic position decition unit of cnc tailstock and position decition method thereof |
| CN202754633U (en) * | 2012-08-24 | 2013-02-27 | 中国能源建设集团广东火电工程总公司 | Hydraulic dragger |
| CN203806852U (en) * | 2014-02-22 | 2014-09-03 | 兰州众科机械制造有限公司 | Traction machine tailstock transmission structure |
| CN204230747U (en) * | 2014-11-18 | 2015-03-25 | 国家电网公司 | Hauling machine tailstock fixed structure and hauling machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104466785B (en) | 2017-11-07 |
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