CN210712456U - Novel hinging device of road roller - Google Patents
Novel hinging device of road roller Download PDFInfo
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- CN210712456U CN210712456U CN201921604472.2U CN201921604472U CN210712456U CN 210712456 U CN210712456 U CN 210712456U CN 201921604472 U CN201921604472 U CN 201921604472U CN 210712456 U CN210712456 U CN 210712456U
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- shaft sleeve
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Abstract
A novel hinging device of a road roller comprises a shaft seat, a shaft sleeve, a connecting seat and a shaft sleeve cover; the shaft sleeve is horizontally arranged on the right side of the shaft seat, the connecting seats are vertically and symmetrically arranged on the right side of the shaft sleeve, and the shaft sleeve cover is arranged on the right end face of the shaft sleeve; the steering hydraulic cylinder is characterized in that the shaft seat is a vertically arranged rectangular plate, a mandrel through hole is formed in the middle of the right side surface of the shaft seat, a mandrel is horizontally arranged on the right side of the mandrel through hole, and a connecting lug plate used for being connected with a steering hydraulic cylinder is horizontally arranged at the front part of the mandrel on the right side surface of the shaft seat; the utility model adopts the above technical scheme, good effect has been got: the novel hinging device of the road roller is matched with the tapered roller bearing on the shaft sleeve and the shaft seat mandrel in a rotating way, and is combined with the connecting seat and the shaft sleeve in a rotating way, so that the front and rear frames of the road roller are hinged, the hinging structure is simple, the manufacturing cost is low, the requirement on the assembly precision of parts is low, the use effect is good, and the competitiveness of enterprise products is improved.
Description
Technical Field
The utility model belongs to the engineering machine tool field, the utility model particularly relates to a novel articulated mounting of road roller.
Background
The front and rear hinging mode of the road roller has great influence on the operation of the road roller, the hinging structure plays a role in connecting a front frame and a rear frame, and whether the structure of the hinging structure reasonably and directly influences the performances of the road roller in the aspects of steering, vibration, comfort, safety and the like; the articulated frame adopted in the past has the disadvantages of complex structure, high manufacturing cost and high performance requirement on the bearing, and the requirement can be met only by selecting a high-price four-point support bearing, and the requirement on assembly precision is high; therefore, a device is needed to solve the problems of the existing road roller hinge structure that the structure is too complex, the manufacturing cost is high and the requirement on the assembly precision of the components is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel articulated mounting of road roller for solve the problem that current road roller hinge structure is too complicated, manufacturing cost is high and requires high to the subassembly precision.
The purpose of the utility model is realized by adopting the following technical scheme:
a novel hinging device of a road roller comprises a shaft seat, a shaft sleeve, a connecting seat and a shaft sleeve cover; the shaft sleeve is horizontally arranged on the right side of the shaft seat, the connecting seats are vertically and symmetrically arranged on the right side of the shaft sleeve, and the shaft sleeve cover is arranged on the right end face of the shaft sleeve; the steering hydraulic cylinder is characterized in that the shaft seat is a vertically arranged rectangular plate, a mandrel through hole is formed in the middle of the right side surface of the shaft seat, a mandrel is horizontally arranged on the right side of the mandrel through hole, a connecting lug plate used for being connected with a steering hydraulic cylinder is horizontally arranged at the front part of the mandrel on the right side surface of the shaft seat, a limiting frame of a U-shaped groove structure is vertically arranged at the rear part of the mandrel on the right side surface of the shaft seat, and bolt through holes are uniformly formed in four; the dabber be the conical shaft, the left end major diameter end of dabber is provided with columniform axle bed connecting axle, the left side excircle and the cooperation welded connection of axle bed dabber through-hole of axle bed connecting axle, the outer conical surface left side of dabber is provided with annular indent step, be provided with tapered roller bearing on the indent step, the right-hand member minor diameter end of dabber is provided with cylindrical end axle, be provided with tapered roller bearing on the end axle left side excircle, be provided with the external screw thread on the right side excircle of end axle excircle, be provided with two back of the body lock nuts on the external screw thread, be provided with lock washer in the middle of two back of the body lock nuts, the left surface and the epaxial tapered roller bearing inner circle.
The axle sleeve be cylindrical structure, the inboard of axle sleeve is the shoulder hole, the shoulder hole is from left to right respectively, shoulder hole I, shoulder hole II, interior shoulder hole, shoulder hole III and shoulder hole IV, be provided with the axle bed oil blanket in the shoulder hole I, the hole and the dabber axle bed connecting axle right side excircle cooperation of axle bed oil blanket are sealed, shoulder hole II and the epaxial left tapered roller bearing outer lane cooperation installation of axle bed, shoulder hole III and the epaxial tapered roller bearing outer lane cooperation installation of the epaxial right side end of axle bed, evenly be provided with axle sleeve cover connecting thread hole on the right-hand member face of axle sleeve, the vertical symmetry in the right side excircle of axle sleeve is provided with columniform connecting seat axle, the rear portion of axle sleeve left side excircle is provided with the rectangle stopper, the stopper corresponds with the spacing inboard position at axle bed rear portion, the stopper upper and lower and spacing.
The connecting seat be the bearing frame of "T" shape structure that the level set up, the left side of connecting seat is the bearing mount pad, is provided with self-aligning roller bearing in the bearing mount pad centre bore, the inner circle hole of self-aligning roller bearing corresponds and cooperates the installation with the connecting seat axle excircle about the axle sleeve right side excircle, is provided with the closing cap in the centre bore in the self-aligning roller bearing outside, is provided with the connecting seat oil blanket in the centre bore of self-aligning roller bearing inboard, the right side of connecting seat is the rectangle fixing base, is provided with the bolt through-hole on the fixing base.
The shaft sleeve cover is of a disc-shaped structure, bolt through holes are uniformly formed in the end face of the bearing cover, bolts are arranged in the bolt through holes, and the bolts correspond to and are connected with the shaft sleeve cover connecting threaded holes in the end face of the right side of the shaft sleeve in a matched mode.
The utility model adopts the above technical scheme, good effect has been got: the novel hinging device of the road roller is matched with the tapered roller bearing on the shaft sleeve and the shaft seat mandrel in a rotating way, and is combined with the connecting seat and the shaft sleeve in a rotating way, so that the front and rear frames of the road roller are hinged, the hinging structure is simple, the manufacturing cost is low, the requirement on the assembly precision of parts is low, the use effect is good, and the competitiveness of enterprise products is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a right side view of fig. 1.
Fig. 5 is a schematic structural diagram of the limiting block and the limiting frame.
Fig. 6 is a schematic structural view of the bushing.
In the figure: in the figure: 1. connecting seat, 2, axle bed, 3, the axle sleeve, 4, the axle sleeve lid, 5, joint bearing, 6, connecting bolt, 7, connecting seat oil blanket, 8, closing cap, 9, self-aligning roller bearing, 10, the axle bed oil blanket, 11, tapered roller bearing, 12, dabber, 13, stopper, 14, spacing frame, 15, connection otic placode, 16, shoulder hole I, 17, shoulder hole II, 18, interior taper hole, 19, shoulder hole III, 20, shoulder hole IV, 21, the connecting seat axle.
Detailed Description
The present invention will be described with reference to the accompanying drawings.
The novel articulation device of a roller as shown in fig. 1, 2, 3, 4, 5 and 6 comprises: the shaft seat 2, the shaft sleeve 3, the connecting seat 1 and the shaft sleeve cover 4; the steering hydraulic cylinder is characterized in that the shaft seat 2 is a vertically arranged rectangular plate, a mandrel through hole is formed in the middle of the right side face of the shaft seat 2, a mandrel 12 is horizontally arranged on the right side of the mandrel through hole, a connecting lug plate 15 for connecting a steering hydraulic cylinder is horizontally arranged at the front part of the mandrel on the right side face of the shaft seat 2, a limiting frame 14 with a U-shaped groove structure is vertically arranged at the rear part of the mandrel 12 on the right side face of the shaft seat 2, and bolt through holes are uniformly formed in four corners of the; the mandrel 12 is a conical shaft, a cylindrical shaft seat connecting shaft is arranged at the large-diameter end of the left end of the mandrel 12, the left outer circle of the shaft seat connecting shaft is matched and welded with the through hole of the mandrel 2 of the shaft seat, an annular concave step is arranged at the left side of the outer conical surface of the mandrel 12, a conical roller bearing 11 is arranged on the concave step, a cylindrical end shaft is arranged at the small-diameter end of the right end of the mandrel 12, a conical roller bearing is arranged on the outer circle of the left side of the end shaft, an external thread is arranged on the right outer circle of the end shaft, a double back tensioning nut is arranged on the external thread, a locking gasket is arranged in the middle of the double back tensioning nut, and the left;
the shaft sleeve 3 is horizontally arranged on the right side of the shaft seat 2, the shaft sleeve 3 is of a cylindrical structure, the inner side of the shaft sleeve 3 is provided with a stepped hole, the stepped hole is respectively provided with a stepped hole I16, a stepped hole II 17, an inner tapered hole 18, a stepped hole III 19 and a stepped hole IV 20 from left to right, a shaft seat oil seal 10 is arranged in the stepped hole I16, an inner hole of the shaft seat oil seal 10 is matched and sealed with the right excircle of a shaft seat connecting shaft of a mandrel 12, the stepped hole II 17 is matched and mounted with the outer ring of a tapered roller bearing 11 on the left side of the mandrel 12 of the shaft seat 2, the stepped hole III 19 is matched and mounted with the outer ring of the tapered roller bearing on the right end shaft of the mandrel 12 of the shaft seat 2, the right end surface of the shaft sleeve cover connecting threaded hole is uniformly provided with the shaft seat cover connecting threaded hole, the right excircle of the shaft seat 3 is vertically provided with a cylindrical, the upper surface and the lower surface of the limiting block 13 keep a distance with the upper surface and the lower surface of the inner side of the limiting frame 14, and the limiting of the limiting block 13 in the limiting frame 14 enables the rotation angle of the shaft sleeve 3 on the mandrel 12 to be kept within +/-10 degrees, so that the connection firmness of the front frame and the rear frame is ensured;
the connecting seat 1 is symmetrically arranged on the right side of the shaft sleeve 3 up and down, the connecting seat 1 is a bearing seat of a horizontally arranged T-shaped structure, the left side of the connecting seat 1 is a bearing installation seat, a self-aligning roller bearing 9 is arranged in a central hole of the bearing installation seat, an inner ring inner hole of the self-aligning roller bearing 9 corresponds to and is installed in a matching manner with an excircle of a connecting seat shaft 21 above and below the excircle of the right side of the shaft sleeve 3, a sealing cover 8 is arranged in the central hole of the outer side of the self-aligning roller bearing 9, a connecting seat oil seal 7 is arranged in the central hole of the inner side of the self-aligning roller bearing; the shaft sleeve cover 4 is arranged on the right end face of the shaft sleeve 3, the shaft sleeve cover 4 is of a disc-shaped structure, bolt through holes are evenly formed in the end face of the bearing cover 4, bolts are arranged in the bolt through holes, and the bolts correspond to and are matched with the shaft sleeve cover connecting threaded holes in the right end face of the shaft sleeve 3.
Novel hinging device of road roller, during the use, at first for bolt and preceding frame back connection through the bolt through-hole on axle bed 2, pass through bolt and back frame front connection with the fixing base of connecting seat 1 again, be connected the ejector pin of the steering cylinder of back frame through pivot and engaging lug plate 15 of axle bed 2 again, the frame just can normally travel around afterwards, when running in-process when meetting the undulation road surface, can form the smooth operation of 10 rotation assurance road roller between axle sleeve 3 and axle bed 2 dabber 12, when needs turn to, the ejector pin of the steering cylinder of back frame promotes engaging lug plate 15 on the axle bed 2, thereby make form the rotation between axle bed 2 and axle sleeve 3 and the connecting seat 1, make preceding frame and back frame form the contained angle, realize the turning to of road roller, and guaranteed the firm articulated between the road roller front and back frame.
The part of the utility model not detailed is prior art.
Claims (4)
1. A novel hinging device of a road roller comprises a shaft seat, a shaft sleeve, a connecting seat and a shaft sleeve cover; the method is characterized in that: the shaft sleeve is horizontally arranged on the right side of the shaft seat, the connecting seats are vertically and symmetrically arranged on the right side of the shaft sleeve, and the shaft sleeve cover is arranged on the right end face of the shaft sleeve; the steering hydraulic cylinder is characterized in that the shaft seat is a vertically arranged rectangular plate, a mandrel through hole is formed in the middle of the right side surface of the shaft seat, a mandrel is horizontally arranged on the right side of the mandrel through hole, a connecting lug plate used for being connected with a steering hydraulic cylinder is horizontally arranged at the front part of the mandrel on the right side surface of the shaft seat, a limiting frame of a U-shaped groove structure is vertically arranged at the rear part of the mandrel on the right side surface of the shaft seat, and bolt through holes are uniformly formed in four; the dabber be the conical shaft, the left end major diameter end of dabber is provided with columniform axle bed connecting axle, the left side excircle and the cooperation welded connection of axle bed dabber through-hole of axle bed connecting axle, the outer conical surface left side of dabber is provided with annular indent step, be provided with tapered roller bearing on the indent step, the right-hand member minor diameter end of dabber is provided with cylindrical end axle, be provided with tapered roller bearing on the end axle left side excircle, be provided with the external screw thread on the right side excircle of end axle excircle, be provided with two back of the body lock nuts on the external screw thread, be provided with lock washer in the middle of two back of the body lock nuts, the left surface and the epaxial tapered roller bearing inner circle.
2. The new articulated assembly of road roller according to claim 1, characterized in that: the axle sleeve be cylindrical structure, the inboard of axle sleeve is the shoulder hole, the shoulder hole is from left to right respectively, shoulder hole I, shoulder hole II, interior shoulder hole, shoulder hole III and shoulder hole IV, be provided with the axle bed oil blanket in the shoulder hole I, the hole and the dabber axle bed connecting axle right side excircle cooperation of axle bed oil blanket are sealed, shoulder hole II and the epaxial left tapered roller bearing outer lane cooperation installation of axle bed, shoulder hole III and the epaxial tapered roller bearing outer lane cooperation installation of the epaxial right side end of axle bed, evenly be provided with axle sleeve cover connecting thread hole on the right-hand member face of axle sleeve, the vertical symmetry in the right side excircle of axle sleeve is provided with columniform connecting seat axle, the rear portion of axle sleeve left side excircle is provided with the rectangle stopper, the stopper corresponds with the spacing inboard position at axle bed rear portion, the stopper upper and lower and spacing.
3. The new articulated assembly of road roller according to claim 1, characterized in that: the connecting seat be the bearing frame of "T" shape structure that the level set up, the left side of connecting seat is the bearing mount pad, is provided with self-aligning roller bearing in the bearing mount pad centre bore, the inner circle hole of self-aligning roller bearing corresponds and cooperates the installation with the connecting seat axle excircle about the axle sleeve right side excircle, is provided with the closing cap in the centre bore in the self-aligning roller bearing outside, is provided with the connecting seat oil blanket in the centre bore of self-aligning roller bearing inboard, the right side of connecting seat is the rectangle fixing base, is provided with the bolt through-hole on the fixing base.
4. The new articulated assembly of road roller according to claim 1, characterized in that: the shaft sleeve cover is of a disc-shaped structure, bolt through holes are uniformly formed in the end face of the bearing cover, bolts are arranged in the bolt through holes, and the bolts correspond to and are connected with the shaft sleeve cover connecting threaded holes in the end face of the right side of the shaft sleeve in a matched mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921604472.2U CN210712456U (en) | 2019-09-25 | 2019-09-25 | Novel hinging device of road roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921604472.2U CN210712456U (en) | 2019-09-25 | 2019-09-25 | Novel hinging device of road roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210712456U true CN210712456U (en) | 2020-06-09 |
Family
ID=70932141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921604472.2U Active CN210712456U (en) | 2019-09-25 | 2019-09-25 | Novel hinging device of road roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210712456U (en) |
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2019
- 2019-09-25 CN CN201921604472.2U patent/CN210712456U/en active Active
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