CN102632478B - Assembling device for through shaft - Google Patents
Assembling device for through shaft Download PDFInfo
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- CN102632478B CN102632478B CN201210145605.0A CN201210145605A CN102632478B CN 102632478 B CN102632478 B CN 102632478B CN 201210145605 A CN201210145605 A CN 201210145605A CN 102632478 B CN102632478 B CN 102632478B
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- axis
- connecting rod
- gripper shoe
- assembling device
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Abstract
The invention discloses an assembling device for a through shaft of a crane. The assembling device comprises a supporting plate (1), a connecting rod (1) transversely penetrating through the supporting plate (1), at least two large bolts (4) transversely penetrating through the supporting plate (1) and matched with the supporting plate, and a wrenching part for driving the large bolts (4) to rotate and screw; a fastening part is arranged at one end of the connecting rod (2) for fixedly connecting to-be-assembled through shafts with the connecting rod (2); and the assembling device for the through shaft further comprises a detachable locating device for fixing the relative positions of the connecting rod (2) and the supporting plate (1). According to the assembling device for the through shaft disclosed by the invention, the through shaft is moved by the acting force between the large bolts (4) and a rotary table, no too much manpower investment is required in the assembling process of the through shaft, so that the assembling efficiency and the assembling precision of the assembling device are improved.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly a kind of for assembling the axis assembling device of axis on crane.
Background technology
The final assembly of crane is mainly the bearing pin assembling between each assembly, for example between semi-girder and turntable, mostly adopt minor axis to assemble, conventionally the assembling of minor axis is all hand assembled, utilize copper rod or other instruments that minor axis is pounded in hinge hole, assemble flow is relatively easy, simple, but need larger manpower, and on the crane of some large-tonnages, employing new product semi-girder, intensity and security to crane assembling have higher requirement, are all generally to utilize axis to assemble between semi-girder and turntable.
Conventional axis assembling mode has hand assembled and automatically assembles two kinds at present, for automatic assembling, mostly first, utilize little driving by the installation site that it is suitable that axis is sling, this position generally can guarantee that the axis of axis overlaps substantially with the axis in hinge hole, the tractive force that recycles little driving directly drags axis into the correct position place in the hinge hole of semi-girder, completes the assembling of axis; Automatically assemble flow is relatively simple, but because external force is excessive, is not easy to adjust the angle of assembling of axis in assembling process simultaneously, easy damage equipment in assembling process, as the alignment pin in hinge hole, and then may cause assembly precision to reduce, form certain potential safety hazard.
For hand assembled, mainly that the aids such as copper rod are pounded axis in hinge hole, and in the assembling of some hoister in large tonnage, need larger external force axis could be installed in hinge hole, only rely on manpower to be difficult to final assembly, at this moment need to be by auxiliary equipment such as half gantry cranes, when assembling, utilize half gantry crane by the installed position that it is suitable that axis is sling, under the tractive force effect of half gantry crane, axis is dragged slowly in hinge hole, in the process of mobile axis, need constantly to regulate the angle of half gantry crane so that axis adapts to hinge hole, until assembled.
Hand assembled is generally applicable to little tonnage crane, and when assembling, do not need too large external force, the more relatively large occasion of fit clearance in axis and hinge hole, its applicable scope is relatively little, on hoister in large tonnage, can not complete normal assembling work, and in assembling process, need to expend higher manpower, efficiency of assembling is low.
Therefore, how to effectively reduce the consumption of manpower in axis assembling, improving efficiency of assembling is those skilled in the art's technical issues that need to address.
Summary of the invention
The object of this invention is to provide that a kind of this axis assembling device can significantly reduce the input of manpower in assembling process for assembling the axis assembling device of axis on crane, improve efficiency of assembling and assembly quality.
For achieving the above object, the invention provides a kind of axis assembling device for crane, comprise gripper shoe, the pulling piece that laterally runs through the connecting rod of described gripper shoe, laterally runs through described gripper shoe at least two king-bolts that match with it and drive described king-bolt to screw, one end at described connecting rod is provided with securing member, to axis to be assembled is fixedly connected with described connecting rod; Described axis assembling device further comprises dismountable positioner, so that the relative position of fixing described connecting rod and described gripper shoe.
Preferably, described king-bolt circumferentially distributes centered by described connecting rod.
Preferably, described securing member is fastening bolt.
Preferably, one end of described connecting rod is provided with connecting plate, and described fastening bolt is arranged on described connecting plate.
Preferably, comprise two fastening bolts.
Preferably, described connecting rod is positioned at the center of described gripper shoe.
Preferably, on described connecting rod, be provided with external screw thread, described positioner is two nuts that match with described connecting rod, and is separately positioned on the both sides of described gripper shoe.
Preferably, described pulling piece is pneumatic impact spanner.
While assembling axis on turntable, first by the securing member arranging on described connecting rod, axis to be assembled is fixedly connected with described connecting rod, utilize single hanging beam that described axis and described connecting rod are sling to the place, hinge hole of described turntable, and hinge hole is aimed in the one end that is connected with described connecting rod on described axis, along the axis that moves axially in hinge hole; When the free end of connecting rod exposes the hinge hole of described turntable, described gripper shoe is sleeved on described connecting rod, described king-bolt is installed simultaneously in described gripper shoe, the position of described gripper shoe can guarantee that described king-bolt touches described turntable, after this utilizes positioner that the relative position of described gripper shoe and described connecting rod is fixed; Utilize pulling piece to rotate described king-bolt, between described king-bolt and described turntable, just produce relatively large reaction force, under the effect of matching with described gripper shoe at described king-bolt, described gripper shoe and the opposite direction of described connecting rod along described king-bolt towards described king-bolt feeding move, and to hinge hole, move; When described gripper shoe moves to the nut that approaches described king-bolt, utilize pulling piece to rotate backward described king-bolt, until described king-bolt is got back to while starting and the relative position place of described gripper shoe substantially; Operation positioner, to remove the fixed relationship between described gripper shoe and described connecting rod, link to described connecting rod moves described gripper shoe, and drive described king-bolt to move simultaneously, until described king-bolt touches described turntable, this operates positioner again, to described gripper shoe is fixedly connected with described connecting rod; Operate again pulling piece, rotate described king-bolt, make describedly dull and stereotyped to drive described connecting rod and described rotating shaft to move towards the opposite direction of described king-bolt feeding; Repeat above-mentioned steps, until described axis moves to suitable position, and disassembles axis assembling device from axis, complete assembling.In assembling process, axis assembling device provided by the present invention screws king-bolt by operation pulling piece, and utilize interaction between king-bolt and gripper shoe can drive the movement of axis, the needed outer force rate direct control axis of operation pulling piece is much smaller to move it the external force needing, and the precision of assembling is relatively high, has improved efficiency of assembling.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of a kind of specific embodiment of axis assembling device provided by the present invention;
Fig. 2 utilizes one end of connecting rod in the axis assembling device assembling process shown in Fig. 1 to expose the view in hinge hole;
Fig. 3 utilizes in the axis assembling device assembling process shown in Fig. 1 gripper shoe, king-bolt, positioner that the view after finishing is installed;
Fig. 4 utilizes king-bolt in the axis assembling device assembling process shown in Fig. 1 to approach the view that is screwed to nut position;
Fig. 5 utilizes the view of removing movable support plate after the positioning relation between gripper shoe and connecting rod in the axis assembling device assembling process shown in Fig. 1.
The specific embodiment
Core of the present invention is to provide a kind of for assembling the axis assembling device of axis on crane, and this device can significantly reduce the input of manpower in assembling process, and improves efficiency of assembling and assembly quality.
In order to make those skilled in the art person understand better the solution of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1, Fig. 1 is the cross-sectional schematic of a kind of specific embodiment of axis assembling device provided by the present invention.
Axis assembling device provided by the present invention comprises gripper shoe 1, in gripper shoe 1, is provided with through hole, and this through hole can be positioned at the centre position of gripper shoe 1 substantially; In this through hole, be laterally penetrated with connecting rod 2, its cross section is circular, and in order to facilitate the installation of connecting rod 2, the shape of through hole can be roughly circle, and the diameter of through hole 1 can also be more slightly larger than connecting rod 2.
In order to increase the intensity of gripper shoe 1, gripper shoe 1 can be steel plate.
Connecting rod 2 should have certain length and intensity, in axis assembling process, can deflection deformation not occur in order to avoid affect assembly precision.
One end at connecting rod 2 is connected with securing member, to the axis 7 of needs assembling is fixedly connected with connecting rod 2.Securing member can be fastening bolt 5, and fastening bolt 5 matches with axis 7, can realize being fixedly connected with of connecting rod 2 and axis 7 after fastening bolt 5 is tightened; After both are fixedly connected with, connecting rod 2 can be connected in the center position of axis 7 substantially; In order to increase the bonding strength between connecting rod 2 and axis, end at connecting rod 2 can further be provided with connecting plate 6, fastening bolt 5 is set on connecting plate 6, fastening bolt 5 can be two, on connecting plate 6, can circumferentially distribute around connecting rod, so that stressed even in axis assembling process, guarantee assembly precision.
It is pointed out that the number of fastening bolt 5 is not had to special requirement, as long as axis 7 can be fixedly connected with reliably with connecting rod 2, and can not become flexible in axis 7 assembling processes.
King-bolt 4 laterally runs through gripper shoe 1, and match with gripper shoe 1, king-bolt 4 is under the support of gripper shoe 1 coordinates like this, can be along direction of feed automated movement, axis assembling device provided by the invention comprises two king-bolts 4, symmetrical centered by connecting rod 2 in gripper shoe 1, so that when axis assembles its stressed even raising assembly precision, distance between two king-bolts 4 should be than the diameter of axis 7 more greatly, so that after axis assembling device provided by the present invention is fixedly connected with axis 7, king-bolt 4 can be conflicted on turntable mechanism.
Certainly, king-bolt 4 can also arrange more, can reduce during axis the active force that provides is provided on each king-bolt 4 like this in assembling.
For the relative position between fixed support plate 1 and connecting rod 2, axis assembling device provided by the invention also detachability be provided with positioner, specifically, at this positioner during in job state, gripper shoe 1 is fixedly connected with connecting rod 2, and relative position relation is between the two fixed; Even this positioner part is during in non-job state under dismounting, between gripper shoe 1 and connecting rod 2, be fixedly connected with relation broken, relative position is between the two adjustable.
The concrete form of positioner can have multiple, wherein comparatively simple and reliable form can be two nuts 3, nut 3 matches with connecting rod 2, and is separately positioned on the both sides of gripper shoe 1, that is to say and on connecting rod 2, is provided with the external screw thread matching with nut 3; When nut 3 is tightened, gripper shoe 1 can be fixedly connected with connecting rod 2, relative position between the two remains unchanged; When nut 3 unclamps, between gripper shoe 1 and connecting rod 2, be fixedly connected with relation broken, now connecting rod 2 can be under the support of gripper shoe 1 moves freely along himself axis.
In order to screw under external force king-bolt 4, axis assembling device provided by the present invention further comprises pulling piece, and this pulling piece can drive king-bolt 4 tighten or unclamp.
When needs assemble axis 7, first utilize securing member that axis 7 is fixedly attached on connecting rod 2, utilize single hanging beam or other auxiliary bodies by axis 7 and the connecting rod 2 suitable installation site of slinging, this installation site can guarantee that the axis of axis 7 overlaps substantially with the axis in hinge hole, under the tractive force of single hanging beam, connecting rod 2 moves with the axis of axis 7 along hinge hole, until the other end corresponding with being connected with axis 7 of connecting rod 2 exposes hinge hole, as shown in Figure 2, mounting nuts 3 and gripper shoe 1 and positioner on connecting rod 2, the position of gripper shoe 1 after installation can make its side fit completely with turntable, so that the plane at gripper shoe 1 place is vertical with the axis of connecting rod 2, and positioner is arranged on to job state, to connecting rod 2 and the relative position of gripper shoe 1 are fixed, and then utilize pulling piece in gripper shoe 1, to assemble king-bolt 4, and king-bolt 4 and turntable mechanism are conflicted, and the side of the turntable that the axis of king-bolt 4 is conflicted perpendicular to it substantially, and its axis is substantially parallel with the axis of connecting rod 2 and axis 7, as shown in Figure 3, utilize pulling piece to screw two king-bolts 4 simultaneously, and king-bolt 4 is towards turntable mechanism feeding, now between king-bolt 4 and turntable mechanism, there is larger active force, under the effect of this active force, king-bolt 4 is constant with the relative position of turntable mechanism, be that king-bolt 4 is in fixed position rotation, under the cooperation of king-bolt 4 and gripper shoe 1, gripper shoe 1, connecting rod 2 and axis 7 move in hole along hinge axially bored line direction, at king-bolt 4, be screwed to while approaching nut, shut-down operation pulling piece, king-bolt 4 stops tightening, simultaneously, gripper shoe 1, connecting rod 2 and axis 7 also stop mobile, as shown in Figure 4, if axis 7 does not also pack suitable position in said process, again operate pulling piece and oppositely screw king-bolt 4, make king-bolt 4 get back to and start king-bolt 4 to be assembled to the position relationship in gripper shoe 1 with the relative position relation of gripper shoe 1, then dismantling positioner makes it in non-job state, connecting rod 2 is disengaged with the relation that is fixedly connected with between gripper shoe 1 like this, along connecting rod 2 towards axis 7 direction movable support plates 1, until fit completely with turntable mechanism again in the side of gripper shoe 1, king-bolt 4 is conflicted on turntable mechanism simultaneously, again positioner is arranged on to job state, with the relative position between fixed support plate 1 and connecting rod 2, gripper shoe 1, position relationship between king-bolt 4 and turntable mechanism as shown in Figure 3, again operate pulling piece and screw king-bolt 4, the direction of king-bolt 4 feedings can guarantee gripper shoe 1, connecting rod 2 and axis 7 move in hole along the axis in hinge hole, if axis 7 is just movable to suitable position in this process, just stop screwing king-bolt 4, if be screwed to and approach nut place at king-bolt 4, axis 7 is not also assembled to suitable position, repeat king-bolt 4, positioner makes king-bolt 4, position relationship between gripper shoe 1 and turntable mechanism is got back to position relationship as shown in Figure 3, then repeat pulling piece to screw king-bolt 4, make axis 7 continue to move in hole, repeat aforesaid operations, until axis 7 moves to the suitable rigging position in hinge hole.
At axis 7, move to behind suitable position, lower king-bolt 4, gripper shoe 1 and connecting rod 2 of dismounting, can complete the assembling of axis 7 successively.
Axis assembling device provided by the present invention is conflicted and on turntable, is screwed into and under cooperatively interacting of king-bolt and gripper shoe 1 acts on by king-bolt 4 in axis 7 assembling processes, drive axis 7 to move generally along the axis in hinge hole, complete assembling, assembly precision is relatively high, contributes to improve efficiency of assembling.
In order to save as much as possible manpower in axis assembling process, pulling piece can be pneumatic impact spanner 8, it is power source that this pneumatic impact spanner 8 can adopt compressed air, so just no longer need its rotation of artificial operation then to drive king-bolt 4 to screw, can significantly be reduced in the input of manpower in axis assembling process, improve efficiency of assembling.
Above axis assembling device provided by the present invention is described in detail.Applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (8)
1. the axis assembling device for crane, it is characterized in that, comprise gripper shoe (1), laterally run through the connecting rod (2) of described gripper shoe (1), at least two king-bolts that laterally coordinate with described gripper shoe (1) and the pulling piece that drives described king-bolt (4) to screw, one end at described connecting rod (2) is provided with securing member, to axis to be assembled is fixedly connected with described connecting rod (2); Described axis assembling device further comprises the positioner of detachability, so that the relative position of fixing described connecting rod (2) and described gripper shoe (1).
2. axis assembling device according to claim 1, is characterized in that, described king-bolt (4) circumferentially distributes centered by described connecting rod (2).
3. axis assembling device according to claim 1, is characterized in that, described securing member is fastening bolt (5).
4. axis assembling device according to claim 3, is characterized in that, one end of described connecting rod (2) is provided with connecting plate (6), and described fastening bolt (5) is arranged on described connecting plate (6).
5. axis assembling device according to claim 4, is characterized in that, comprises two fastening bolts (5).
6. axis assembling device according to claim 1, is characterized in that, described connecting rod (2) is positioned at the center of described gripper shoe (1).
7. according to the axis assembling device described in claim 1 to 6 any one, it is characterized in that, described connecting rod is provided with external screw thread on (2), and described positioner is two nuts (3) that match with described connecting rod (2), and is separately positioned on the both sides of described gripper shoe (1).
8. according to the axis assembling device described in claim 1 to 6 any one, it is characterized in that, described pulling piece is pneumatic impact spanner (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210145605.0A CN102632478B (en) | 2012-05-10 | 2012-05-10 | Assembling device for through shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210145605.0A CN102632478B (en) | 2012-05-10 | 2012-05-10 | Assembling device for through shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102632478A CN102632478A (en) | 2012-08-15 |
| CN102632478B true CN102632478B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210145605.0A Active CN102632478B (en) | 2012-05-10 | 2012-05-10 | Assembling device for through shaft |
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| CN (1) | CN102632478B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108527244B (en) * | 2018-04-24 | 2020-07-24 | 烟台鲁宝钢管有限责任公司 | Coupling threading machine tool turret disintegration dismounting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4908925A (en) * | 1988-06-15 | 1990-03-20 | Johnson Rudolph E | Heavy duty automotive wheel hub puller |
| JPH09301667A (en) * | 1996-05-09 | 1997-11-25 | Mitsubishi Denki Bill Techno Service Kk | Gear attaching/detaching jig |
| CN2822892Y (en) * | 2005-09-07 | 2006-10-04 | 陈云 | Device for assembling/disassembling instument lathe bearing |
| CN2873430Y (en) * | 2006-01-06 | 2007-02-28 | 中国重型汽车集团有限公司 | First shaft bearing and second shaft back bearing pull-out device for caifu gear box of lorry |
| CN200954615Y (en) * | 2006-09-14 | 2007-10-03 | 东风汽车有限公司 | Engine cylinder sleeve mounting tool |
| CN202910804U (en) * | 2012-05-10 | 2013-05-01 | 徐州重型机械有限公司 | Through shaft assembly device |
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2012
- 2012-05-10 CN CN201210145605.0A patent/CN102632478B/en active Active
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| CN102632478A (en) | 2012-08-15 |
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