CN202910804U - Through shaft assembly device - Google Patents
Through shaft assembly device Download PDFInfo
- Publication number
- CN202910804U CN202910804U CN 201220210945 CN201220210945U CN202910804U CN 202910804 U CN202910804 U CN 202910804U CN 201220210945 CN201220210945 CN 201220210945 CN 201220210945 U CN201220210945 U CN 201220210945U CN 202910804 U CN202910804 U CN 202910804U
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- CN
- China
- Prior art keywords
- axis
- connecting rod
- gripper shoe
- king
- bolt
- 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.)
- Expired - Lifetime
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a through shaft assembly device for a crane. The through shaft assembly device comprises a support plate (1), a connection rod (2) penetrating through the support plate (1) transversely, at least two large bolts (4) and a wrenching part. The at least two large bolts penetrating through the support plate (1) transversely are matched with the support plate (1) and driven by the wrenching part to be wrenched. A fastener is arranged at one end of the connection rod (2) to fixedly connect a through shaft to be assembled with the connection rod (2). The through shaft assembly device further comprises a detachable location unit to fix the relative position of the connection rod (2) and the support plate (1). According to the through shaft assembly device, the through shaft is moved by the acting force between the at least two large bolts (4) and a rotary table, too much human input is not needed in the through shaft assembly process, and accordingly, the assembly efficiency and the assembly accuracy are improved.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly a kind of axis assembling device for assembling axis on the crane.
Background technology
The final assembly of crane mainly is the bearing pin assembling between each assembly, for example mostly adopt minor axis to assemble between semi-girder and the turntable, usually the assembling of minor axis all is hand assembled, utilize copper rod or other instruments that minor axis is pounded in the 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 the crane assembling have higher requirement, generally all are to utilize axis to assemble between semi-girder and the turntable.
Axis assembling mode commonly used has hand assembled and automatically assembles two kinds at present, for automatic assembling, mostly at first utilize little driving with the installation site that it is suitable that axis is sling, this position can guarantee that generally the axis of axis overlaps substantially with the axis in hinge hole, the tractive force that recycles little driving is directly dragged correct position place in the hinge hole of semi-girder with axis, finishes the assembling of axis; Automatically assemble flow is relatively simple, but because external force is excessive, is not easy to adjust simultaneously the angle of assembling of axis in the assembling process, easy damage equipment in assembling process, such as the alignment pin in the hinge hole, and then may cause assembly precision to reduce, form certain potential safety hazard.
For hand assembled, mainly be that the aids such as copper rod are pounded axis in the hinge hole, and in the assembling of some hoister in large tonnage, need larger external force axis could be installed in the hinge hole, only rely on manpower to be difficult to finish final assembly, at this moment need to be by auxiliary equipment such as half gantry cranes, when assembling, utilize half gantry crane with the installed position that it is suitable that axis is sling, axis is dragged slowly in the hinge hole under the tractive force effect of half gantry crane, need in the process of mobile axis constantly to regulate the angle of half gantry crane so that axis adapts to the hinge hole, until assembling is finished.
Hand assembled generally is applicable to little tonnage crane, and when assembling, do not need too large external force, the occasion that the fit clearance in axis and hinge hole is more relatively large, the scope less that it is applicable, on hoister in large tonnage, can not finish normal assembling work, and need in the assembling process to expend higher manpower, efficiency of assembling is low.
Therefore, how to effectively reduce the consumption of manpower in the axis assembling, improving efficiency of assembling is those skilled in the art's technical issues that need to address.
The utility model content
The purpose of this utility model provides a kind of axis assembling device for assembling axis on the crane, and this axis assembling device can significantly reduce the input of manpower in the assembling process, improves efficiency of assembling and assembly quality.
For achieving the above object, the utility model provides a kind of axis assembling device for crane, comprise gripper shoe, laterally run through the connecting rod of described gripper shoe, laterally run through described gripper shoe and with its at least two king-bolts that laterally cooperate and drive the pulling piece that described king-bolt screws, end at described connecting rod is provided with securing member, in order 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, an end of described connecting rod is provided with connecting plate, and described fastening bolt is arranged on the described connecting plate.
Preferably, comprise two fastening bolts.
Preferably, described connecting rod is positioned at the center of described gripper shoe.
Preferably, be provided with external screw thread on the described connecting rod, 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.
When turntable assembling axis, at first by the securing member that arranges on the 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 with being connected with the end aligning hinge hole of described connecting rod on the 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 the described connecting rod, in described gripper shoe described king-bolt is installed simultaneously, 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, just produce relatively large reaction force between described king-bolt and the described turntable, under the effect of matching with described gripper shoe of described king-bolt, described gripper shoe and described connecting rod move along the opposite direction of described king-bolt towards described king-bolt feeding, namely move to the hinge hole; When described gripper shoe moves to nut near described king-bolt, utilize the described king-bolt of pulling piece backward rotation, until when substantially getting back to beginning and the relative position place of described gripper shoe of described king-bolt; The operation positioner, to remove the fixed relationship between described gripper shoe and the described connecting rod, link to described connecting rod moves described gripper shoe, and drive simultaneously described king-bolt and move, until described king-bolt touches described turntable, this operates positioner again, in order to described gripper shoe is fixedly connected with described connecting rod; Operate again pulling piece, rotate described king-bolt, make describedly dull and stereotyped drive described connecting rod and described rotating shaft and move towards the opposite direction of described king-bolt feeding; The repetitive operation above-mentioned steps until described axis moves to suitable position, and disassembles the axis assembling device from axis, is finished assembling.In assembling process, axis assembling device provided by the utility model screws king-bolt by the 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 that needs, and the precision of assembling is relatively high, has improved efficiency of assembling.
Description of drawings
Fig. 1 is the cross-sectional schematic of a kind of specific embodiment of axis assembling device provided by the utility model;
Fig. 2 utilizes an end of connecting rod in the axis assembling device assembling process shown in Figure 1 to expose the view in hinge hole;
Fig. 3 utilizes in the axis assembling device assembling process shown in Figure 1 gripper shoe, king-bolt, positioner are installed the view after finishing;
Fig. 4 utilizes the approaching view that is screwed to the nut position of king-bolt in the axis assembling device assembling process shown in Figure 1;
Fig. 5 is the view of utilizing in the axis assembling device assembling process shown in Figure 1 movable support plate behind the positioning relation of removing between gripper shoe and the connecting rod.
The specific embodiment
Core of the present utility model provides a kind of axis assembling device for assembling axis on the crane, and this device can significantly reduce the input of manpower in the assembling process, and improves efficiency of assembling and assembly quality.
In order to make those skilled in the art person understand better scheme of the present utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
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 utility model.
Axis assembling device provided by the utility model comprises gripper shoe 1, is provided with through hole in gripper shoe 1, and this through hole can be positioned at the centre position of gripper shoe 1 substantially; Laterally be penetrated with connecting rod 2 in this through hole, its cross section is circular, and in order to make things convenient for 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, can deflection deformation not occur in order to avoid affect assembly precision in the axis assembling process.
End at connecting rod 2 is connected with securing member, so that the axis 7 that will need to assemble 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 were 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 the axis, place, end at connecting rod 2 can further be provided with connecting plate 6, at connecting plate 6 fastening bolt 5 is set, fastening bolt 5 can be two, on connecting plate 6, can circumferentially distribute around connecting rod, so that stressed even in the axis assembling process, guarantee assembly precision.
It is pointed out that the number to fastening bolt 5 does not have special requirement, as long as axis 7 can be fixedly connected with reliably with connecting rod 2, and in axis 7 assembling processes, can not become flexible and get final product.
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 cooperates like this, can be along the direction of feed automated movement, the axis assembling device that the utility model provides comprises two king-bolts 4, symmetrical centered by connecting rod 2 on the 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 axis assembling device provided by the utility model is with after axis 7 is fixedly connected with, king-bolt 4 can be conflicted on turntable mechanism.
Certainly, king-bolt 4 can also arrange more, and the active force that provides is provided can to reduce each king-bolt 4 during axis in assembling like this.
For the relative position between fixed support plate 1 and the connecting rod 2, the axis assembling device that the utility model provides also detachability be provided with positioner, specifically, when this positioner is 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, be fixedly connected with relation broken between gripper shoe 1 and the connecting rod 2, relative position between the two can be regulated.
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 to be provided with the external screw thread that matches with nut 3 on the connecting rod 2; 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, be fixedly connected with relation broken between gripper shoe 1 and the connecting rod 2, this moment, 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 utility model further comprises pulling piece, and this pulling piece can drive king-bolt 4 and tighten or unclamp.
When needs assembling axis 7, at first utilize securing member that axis 7 is fixedly attached on the connecting rod 2, utilize single hanging beam or other auxiliary bodies with 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 the hinge hole, until the other end corresponding with being connected with axis 7 of connecting rod 2 exposes the 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 fully 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 job state, in order to connecting rod 2 and the relative position of gripper shoe 1 are fixed, and then utilize pulling piece at gripper shoe 1 assembling king-bolt 4, and king-bolt 4 and turntable mechanism are conflicted, and the axis of king-bolt 4 cardinal principle is perpendicular to the side of its turntable of conflicting, 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 simultaneously two king-bolts 4, and king-bolt 4 is towards the turntable mechanism feeding, exist larger active force between king-bolt 4 and the turntable mechanism this moment, king-bolt 4 is constant with the relative position of turntable mechanism under the effect of this active force, be that king-bolt 4 is in the fixed position rotation, under the cooperation of king-bolt 4 and gripper shoe 1, gripper shoe 1, connecting rod 2 and axis 7 are mobile in along hinge axially bored line direction towards the hole, when king-bolt 4 is screwed near nut, the shut-down operation pulling piece, king-bolt 4 stops to tighten, simultaneously, gripper shoe 1, connecting rod 2 and axis 7 also stop mobile, as shown in Figure 4; If the axis 7 suitable position of also not packing in said process, again operate pulling piece and oppositely screw king-bolt 4, king-bolt 4 and the relative position relation of gripper shoe 1 are got back to begin king-bolt 4 is assembled to position relationship on the gripper shoe 1, then dismantle positioner and make it to be in non-job state, the relation that is fixedly connected with between connecting rod 2 and the gripper shoe 1 is disengaged like this, along connecting rod 2 towards axis 7 direction movable support plates 1, until fit fully 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 job state, with the relative position between fixed support plate 1 and the connecting rod 2, gripper shoe 1, position relationship between king-bolt 4 and the 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 the hole along the axis in hinge hole, if axis 7 just is movable to suitable position in this process, just stop to screw king-bolt 4, if be screwed near the nut place at king-bolt 4, axis 7 also is not assembled to suitable position, then the repetitive operation king-bolt 4, positioner makes king-bolt 4, position relationship between gripper shoe 1 and the turntable mechanism is got back to position relationship as shown in Figure 3, then the repetitive operation pulling piece is to screw king-bolt 4, make axis 7 continue in the hole, to move, repeat aforesaid operations, until axis 7 moves to the suitable rigging position in the hinge hole.
After axis 7 moved to suitable position, lower king-bolt 4, gripper shoe 1 and connecting rod 2 of dismounting can be finished the assembling of axis 7 successively.
Axis assembling device provided by the utility model is conflicted by king-bolt 4 in axis 7 assembling processes and is screwed into and under cooperatively interacting of king-bolt and gripper shoe 1 acts at turntable, drive axis 7 moves generally along the axis in hinge hole, finish assembling, assembly precision is relatively high, helps to improve efficiency of assembling.
In order in the axis assembling process, to save as much as possible manpower, 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 needing its rotation of artificial operation then to drive king-bolt 4 screws, can significantly be reduced in the input of manpower in the axis assembling process, improve efficiency of assembling.
Above axis assembling device provided by the utility model is described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (8)
1. axis assembling device that is used 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 cooperate with described gripper shoe (1) and drive the pulling piece that described king-bolt (4) screws, end at described connecting rod (2) is provided with securing member, in order 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, an end of described connecting rod (2) is provided with connecting plate (6), and described fastening bolt (5) is arranged on the 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 claim 1 to the described axis assembling device of 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 claim 1 to the described axis assembling device of 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 |
|---|---|---|---|
| CN 201220210945 CN202910804U (en) | 2012-05-10 | 2012-05-10 | Through shaft assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220210945 CN202910804U (en) | 2012-05-10 | 2012-05-10 | Through shaft assembly device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202910804U true CN202910804U (en) | 2013-05-01 |
Family
ID=48159146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220210945 Expired - Lifetime CN202910804U (en) | 2012-05-10 | 2012-05-10 | Through shaft assembly device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202910804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632478A (en) * | 2012-05-10 | 2012-08-15 | 徐州重型机械有限公司 | Assembling device for through shaft |
-
2012
- 2012-05-10 CN CN 201220210945 patent/CN202910804U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632478A (en) * | 2012-05-10 | 2012-08-15 | 徐州重型机械有限公司 | Assembling device for through shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130501 Effective date of abandoning: 20141210 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130501 Effective date of abandoning: 20141210 |
|
| RGAV | Abandon patent right to avoid regrant |