CN204621963U - Drawbench - Google Patents
Drawbench Download PDFInfo
- Publication number
- CN204621963U CN204621963U CN201520303911.1U CN201520303911U CN204621963U CN 204621963 U CN204621963 U CN 204621963U CN 201520303911 U CN201520303911 U CN 201520303911U CN 204621963 U CN204621963 U CN 204621963U
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- bar
- pull bar
- framework
- shaped trough
- drawbench
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Abstract
The utility model relates to shaft coupling or bearing special tool for service field, especially relates to a kind of drawbench.Comprise: framework; Be arranged on the bar-shaped trough in framework; Through the pull bar of bar-shaped trough; The upper end attaching nut of pull bar, the lower end of pull bar arranges thread segment; L shape claw; The one arm of L shape claw has the inner bolt hole coordinated with the thread segment of described pull bar lower end.Drawbench is directly connected with part to be removed by the thread segment of pull bar lower end, or is connected with part to be removed by L shape claw.The utility model has pull rod screw connection, forward claw connects, reverse claw connects three kinds of connected modes, and the spacing between pull bar can adjust arbitrarily, can be applicable to the field-strip of most shaft coupling and bearing in current equipment; Structure is simple, easy to process.
Description
Technical field
The utility model relates to shaft coupling or bearing special tool for service field, especially relates to a kind of drawbench.
Background technology
Often drawing device is used when running into the parts such as dismounting couplers, bearing in service work.The connector of current drawing device is generally single claw form or screw form, and the direction of claw all cannot adjust.Therefore; a set of drawing device only can use for some specific object; often can there is the situation that accessory does not meet drawbench use; the dismantlement work of various different size or distinct device cannot be applicable to; when result in operation at the scene; need the drawbench of the equipment configuration different size to different size, operation is complicated, and tool management comparatively bothers.
Utility model content
The purpose of this utility model is to provide a kind of drawbench, has applicable object wide, the advantage that adjustable range is large.
The drawbench that the utility model provides, comprising:
Framework;
Described framework is arranged a through bar-shaped trough;
At least two pull bars through described bar-shaped trough;
The two ends of described pull bar arrange thread segment respectively;
The nut coordinated with the thread segment of described pull bar upper end;
L shape claw;
The one arm of described L shape claw has the inner bolt hole coordinated with the thread segment of described pull bar lower end;
The minimum widith of described nut is greater than the width of described bar-shaped trough.
L shape claw can be connected to the lower end of pull bar as required, and the direction of claw can relatively also can be contrary; Drawbench is provided with, and pull rod screw connects, forward claw connects, reverse claw connects three kinds of connected modes.Three kinds of connected modes can be selected arbitrarily, and the spacing between pull bar can adjust arbitrarily, can be applicable to the field-strip of most shaft coupling and bearing in current equipment.
Further, also comprise: be fixed on the lifting member in the middle part of framework.
Further, described lifting member and described nut lay respectively at the relative both sides of framework.
Further, described lifting member is hydraulic jack or screw jack.
For to combine closely and there are shaft coupling or the parts of bearings of the strong point in centre, adopt the form of hydraulic jack or screw jack, can more laborsaving, complete field-strip fast.
Further, also comprise: be fixed on the handle in the middle part of framework or drag hook.
Further, described handle or drag hook and described nut are positioned at the homonymy of framework.
Combine more loose for some or lack the occasion of the suitable strong point, manpower or other pulling equipment can be adopted directly to carry out drawing operation.
Further, described framework is welded by two channel-section steels and two block plates; The groove face of described channel-section steel is positioned at the outside of formed framework.
Further, the minimum widith of described nut 3mm-5mm larger than the width of described bar-shaped trough.
Further, between described nut and framework, pad is set.
The width of nut is comparatively large, can bear larger pulling capacity.
Further, the maximum length of described bar-shaped trough is 500mm, and the width of bar-shaped trough is 20mm-25mm; The diameter of described pull bar can be arranged voluntarily according to the tapped bore of part to be removed, usually to be advisable than the little 0.5mm-1.5mm of the width of bar-shaped trough, can reduce pull bar rocking in bar-shaped trough.
Further, the length of described pull bar is 400mm-600mm.
Advantage of the present utility model is:
The type of attachment that is installed is various, and adjustable range is large, can meet the shaft coupling of plurality of specifications or the dismounting demand of bearing;
Structure is simple, easy to process.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The schematic perspective view of an angle of the drawbench that Fig. 1 provides for the utility model embodiment;
The schematic perspective view of another angle of the drawbench that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the front view of L shape claw;
Fig. 4 is the drawbench structural representations of two L shape claws when outwards installing;
Fig. 5 is the drawbench structural representations of two L shape claws when inwardly installing.
Reference numeral:
1-framework; 2-bar-shaped trough; 3-lifting member;
4-pull bar; 5-thread segment; 6-nut;
7-L shape claw; 71-inner bolt hole; 72-claw;
73-connecting portion; 8-clamp nut.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " 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, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Embodiment 1:
The schematic perspective view of an angle of the drawbench that Fig. 1 provides for the utility model embodiment; The schematic perspective view of another angle of the drawbench that Fig. 2 provides for the utility model embodiment.As depicted in figs. 1 and 2, the drawbench that the utility model provides, comprises framework 1, bar-shaped trough 2, lifting member 3, pull bar 4 and nut 6.
Described framework 1 is welded by two channel-section steels and two block plates; The groove face of channel-section steel is positioned at the outside of formed framework, and two channel-section steels are arranged in parallel, between leave certain gap, form bar-shaped trough 2, two block plate and be positioned at two sides, be fixedly connected with two channel-section steels by welding, the frame structure of formation drawbench.
Two pull bars 4 are through described bar-shaped trough 2; The two ends of pull bar 4 arrange one section of thread segment respectively.
A nut 6 be connected with described thread segment is installed in the upper end of pull bar 4, and is set with a pad, and nut 6 can be stuck in outside bar-shaped trough 2.The lower end of pull bar 4 arranges thread segment 5, is used for being connected with the screw on bearing or shaft coupling.
The minimum widith of nut 6, than the width preferably large 3mm-5mm of described bar-shaped trough 2, can allow nut 6 have enough load spaces.
Pull bar 4 can be the step rod structure of variable diameters, and namely the first half of pull bar 4 is different with the diameter of the latter half.Like this, can according to the difference of use occasion and object, preparation many covers pull bar 4, to be connected with the shaft coupling of different model or bearing, expands the scope of application.
The first half of many covers pull bar 4 adopts unified diameter, the gap between pull bar 4 and channel-section steel can be ensured, pull bar 4 is coordinated preferably with bar-shaped trough 2, can only use a kind of nut of model and pull bar 4 to combine simultaneously, simplify the structure, more convenient in the process that device is combinationally used.
The latter half of many covers pull bar 4 adopts different diameters, specifically can determine according to the design standard of shaft coupling and bearing, thus obtain the screw rod of different-diameter, achieves and each model shaft coupling, the combinationally using of bearing.
At the middle part of framework 1, fixedly mount a lifting member 3.
In the present embodiment, lifting member 3 is hydraulic jack, is arranged on the lower position of framework 1.
During use, select the pull bar 4 corresponding with screw hole dimensions on dismantled object, and the thread segment 5 of pull bar 4 is connected with the screw on dismantled object; The position of adjusting nut 6, makes framework 1 be in level; The position of adjusting yoke 4, makes each pull bar be uniformly distributed as far as possible or is symmetrical in lifting member 3 to distribute; Make the lower end aligned of hydraulic jack dismantle the axle center of the fixed axis of object, then open hydraulic jack, shaft coupling or bearing be separated by drawing dismounting.
In order to meet the use of most equipment, select width to be the channel-section steel of 120mm, and the length of channel-section steel is decideed as 500mm, the length of the bar-shaped trough 2 namely obtained is 500mm.The width of bar-shaped trough 2 is set as 20mm-25mm, and make the diameter of the first half of pull bar 4 be slightly less than the width of bar-shaped trough 2, the gap of pull bar 4 and bar-shaped trough 2 both sides, preferably between 0.5mm-1mm, is avoided in drawing process, and pull bar 4 rocks back and forth and causes equipment unstable.
In order to meet the support needs of framework 1 in drawing process, the thickness of the channel-section steel selected should be not less than 5mm, avoids deforming.
The length of pull bar 4 is between 400mm-600mm, can prepare the pull bar of 400mm, 500mm, 600mm tri-models.
Embodiment 2:
Most of structure of the present embodiment is identical with embodiment 1, and institute's difference is in the selection of lifting member 3.
Except the hydraulic jack that embodiment 1 provides, traditional screw jack can also be used.
And some is lacked to the demolition part of midfoot support position, also can provide pulling capacity by handle or drag hook.Handle or drag hook are arranged on the upper surface of framework 1, namely with nut 6 homonymy.Handle or drag hook can be set to arch, and its two ends are welded on the medium position of two channel-section steels respectively, by connector and drawing equipment affixed, provide power to carry out field-strip by drawing equipment.
Embodiment 3:
On some shaft coupling or bearing, screwed hole is not set, now needs jack catchs type drawing equipment to dismantle it.The present embodiment by installing part additional to embodiment 1, can be adapted as the drawbench of jack catchs type, thus be satisfied the demand.
The schematic perspective view of an angle of the drawbench that Fig. 1 provides for the utility model embodiment; The schematic perspective view of another angle of the drawbench that Fig. 2 provides for the utility model embodiment; Fig. 3 is the front view of L shape claw; Fig. 4 is the drawbench structural representations of two L shape claws when outwards installing; Fig. 5 is the drawbench structural representations of two L shape claws when inwardly installing.As Figure 1-Figure 5, the drawbench that the present embodiment provides, comprising: framework 1, bar-shaped trough 2, lifting member 3, pull bar 4, nut 6, L shape claw 7 and clamp nut 8.
Described framework 1 is welded by two channel-section steels and two block plates; The groove face of channel-section steel is positioned at the outside of formed framework, and two channel-section steels are arranged in parallel, between leave certain gap, form bar-shaped trough 2, two block plate and be positioned at two sides, be fixedly connected with two channel-section steels by welding, the frame structure of formation drawbench.
Two pull bars 4 are through described bar-shaped trough 2; The two ends of pull bar 4 arrange one section of thread segment respectively.
A nut be connected with described thread segment is installed in the upper end of pull bar 4, and is set with a pad, and nut can be stuck in outside bar-shaped trough 2.The lower end of pull bar 4 arranges thread segment 5, is used for being connected with the screw on bearing or shaft coupling.
The minimum widith of nut 6, than the width preferably large 3mm-5mm of described bar-shaped trough 2, can allow nut 6 have enough load spaces.
Thread segment 5 due to pull bar 4 will connect L shape claw 7, and therefore, pull bar 4 can be cylindrical, and the diameter of each cross section unanimously.
As shown in Figure 3, L shape claw comprises connecting portion 73 and claw 72 two parts, and the upper end of connecting portion 73 arranges the inner bolt hole 71 be connected with the thread segment 5 of pull bar 4.
Described claw 72 can mutually vertically be arranged with connecting portion 73.
Claw 72 is beloid trapezoid elements, and its upper surface is inclined-plane, and lower surface is plane.The thickness of claw 72 and length can make many covers, to be connected with the dismounting object of each model according to the specification of dismantled object and size design.
The part that the lower end of connecting portion 73 is connected with claw 72 is flat structure, can conveniently with being fixedly connected with of shaft coupling or bearing.
At the middle part of framework 1, fixedly mount a lifting member 3.
In the present embodiment, lifting member 3 is hydraulic jack, is arranged on the lower position of framework 1.
During use, select the L shape claw 7 can fixed with the shaft coupling that will dismantle or bearing, and it is connected with the thread segment 5 of pull bar 4 by inner bolt hole 71.A clamp nut 8 being set in the upper end of the connecting portion 73 of L shape claw 7, by tightening clamp nut 8, L shape claw 7 being fixed.
According to the difference of institute's effective object, the direction of adjustment L shape claw 7, makes claw 72 direction of two L shape claws 7 relative or contrary.
The position of adjusting nut 6, makes framework 1 be in level; The position of adjusting yoke 4, makes each pull bar be uniformly distributed as far as possible or is symmetrical in lifting member 3 to distribute; Make the lower end aligned of hydraulic jack dismantle the axle center of the fixed axis of object, then open hydraulic jack, shaft coupling or bearing be separated by drawing dismounting.
In order to meet the use of most equipment, select width to be the channel-section steel of 120mm, and the length of channel-section steel is decideed as 500mm, the length of the bar-shaped trough 2 namely obtained is 500mm.The width of bar-shaped trough 2 is set as 20mm-25mm, and make the diameter of the first half of pull bar 4 be slightly less than the width of bar-shaped trough 2, the gap of pull bar 4 and bar-shaped trough 2 both sides, preferably between 0.5mm-1mm, is avoided in drawing process, and pull bar 4 rocks back and forth and causes equipment unstable.
In order to meet the support needs of framework 1 in drawing process, the thickness of the channel-section steel selected should be not less than 5mm, avoids deforming.
The length of pull bar 4 is between 400mm-600mm, can prepare the pull bar of 400mm, 500mm, 600mm tri-models.
Embodiment 4:
Most of structure of the present embodiment is identical with embodiment 3, and institute's difference is in the selection of lifting member 3.
Except the hydraulic jack that embodiment 3 provides, traditional screw jack can also be used.
And some is lacked to the demolition part of midfoot support position, also can provide pulling capacity by handle or drag hook.Handle or drag hook are arranged on the upper surface of framework 1, namely with nut 6 homonymy.Handle or drag hook can be set to arch, and its two ends are welded on the medium position of two channel-section steels respectively, by connector and drawing equipment affixed, provide power to carry out field-strip by drawing equipment.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a drawbench, is characterized in that, comprising:
Framework;
Described framework is arranged a through bar-shaped trough;
At least two pull bars through described bar-shaped trough;
The two ends of described pull bar arrange thread segment respectively;
The nut coordinated with the thread segment of described pull bar upper end;
L shape claw;
The one arm of described L shape claw has the inner bolt hole coordinated with the thread segment of described pull bar lower end;
The minimum widith of described nut is greater than the width of described bar-shaped trough.
2. drawbench according to claim 1, is characterized in that, also comprises: be fixed on the lifting member in the middle part of framework.
3. drawbench according to claim 2, is characterized in that, described lifting member and described nut lay respectively at the relative both sides of framework.
4. drawbench according to claim 2, is characterized in that, described lifting member is hydraulic jack or screw jack.
5. drawbench according to claim 1, is characterized in that, also comprises: be fixed on the handle in the middle part of framework or drag hook.
6. drawbench according to claim 5, is characterized in that, described handle or drag hook and described nut are positioned at the homonymy of framework.
7. drawbench according to claim 1, is characterized in that, described framework is welded by two channel-section steels and two block plates; The groove face of described channel-section steel is positioned at the outside of formed framework.
8. drawbench according to claim 1, is characterized in that, the minimum widith 3mm-5mm larger than the width of described bar-shaped trough of described nut.
9. drawbench according to claim 1, is characterized in that, the maximum length of described bar-shaped trough is 500mm, and the width of bar-shaped trough is 20mm-25mm.
10. drawbench according to claim 1, is characterized in that, the length of described pull bar is 400mm-600mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303911.1U CN204621963U (en) | 2015-05-12 | 2015-05-12 | Drawbench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520303911.1U CN204621963U (en) | 2015-05-12 | 2015-05-12 | Drawbench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204621963U true CN204621963U (en) | 2015-09-09 |
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ID=54041024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520303911.1U Active CN204621963U (en) | 2015-05-12 | 2015-05-12 | Drawbench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204621963U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351018A (en) * | 2017-09-08 | 2017-11-17 | 成都瑞雪精密机械有限公司 | Global function driver-extractor |
| CN110315475A (en) * | 2018-03-30 | 2019-10-11 | 本田技研工业株式会社 | The handling method of the handling instrument of rotary body and this rotary body |
-
2015
- 2015-05-12 CN CN201520303911.1U patent/CN204621963U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107351018A (en) * | 2017-09-08 | 2017-11-17 | 成都瑞雪精密机械有限公司 | Global function driver-extractor |
| CN110315475A (en) * | 2018-03-30 | 2019-10-11 | 本田技研工业株式会社 | The handling method of the handling instrument of rotary body and this rotary body |
| US11607781B2 (en) | 2018-03-30 | 2023-03-21 | Honda Motor Co., Ltd. | Tool for attaching and detaching rotary body and method for attaching and detaching rotary body |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |