CN113511586A - Wheel set capable of finely adjusting span - Google Patents
Wheel set capable of finely adjusting span Download PDFInfo
- Publication number
- CN113511586A CN113511586A CN202110474408.2A CN202110474408A CN113511586A CN 113511586 A CN113511586 A CN 113511586A CN 202110474408 A CN202110474408 A CN 202110474408A CN 113511586 A CN113511586 A CN 113511586A
- Authority
- CN
- China
- Prior art keywords
- wheel
- cover
- frame
- bearing
- adjusting
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/08—Runners; Runner bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/16—Travelling gear incorporated in or fitted to trolleys or cranes with means for maintaining alignment between wheels and track
Abstract
The invention relates to a wheel set capable of finely adjusting span, which comprises an end beam, wherein the lower surface of the end beam is connected with a wheel frame A and a wheel frame B, a wheel is arranged between the wheel frame A and the wheel frame B, a wheel shaft is fixed at the center of the wheel, the wheel shaft is respectively connected with the wheel frame A and the wheel frame B through a bearing, a bearing limiting ring is fixed on the outer side of the bearing on the wheel shaft, a wheel through cover is connected on the outer side of the wheel frame A, a wheel blank cover is fixed on the outer side of the wheel frame B, wheel adjusting and clamping mechanisms are respectively arranged between the inner end surfaces of the wheel through cover and the wheel blank cover and the outer end surfaces of the bearing, each wheel adjusting and clamping mechanism comprises a fixed plate and an adjusting rod fixedly connected on the fixed plate, and the outer end of the adjusting rod is respectively connected with the wheel through cover or the wheel blank cover; the invention has reasonable structural design, can accurately and effectively adjust the span between the wheel groups and has high use safety.
Description
Technical Field
The invention belongs to the technical field of cranes, and particularly relates to a wheel set capable of finely adjusting span.
Background
The span and the gauge of the crane cart or trolley have errors due to manufacturing reasons, and when the errors are larger than the national standard, the wheel rim and the side surface of the track have friction, so that the running resistance is increased, the service life of the wheel and the track is reduced, and even potential safety hazards exist; therefore, the wheel set which is reasonable in structural design, capable of accurately and effectively adjusting the span between the wheel sets and high in use safety and capable of finely adjusting the span is provided.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the wheel set which has reasonable structural design, can accurately and effectively adjust the span between the wheel sets and has high use safety and can finely adjust the span.
The purpose of the invention is realized as follows: a wheel set capable of finely adjusting span comprises an end beam, wherein a wheel frame A and a wheel frame B are connected to the lower surface of the end beam, wheels are arranged between the wheel frame A and the wheel frame B, a wheel shaft is fixed at the center of each wheel, the wheel shaft is connected with the wheel frame A and the wheel frame B through bearings, bearing limiting rings are fixed on the outer sides of the bearings on the wheel shaft, a wheel through cover is connected to the outer side of the wheel frame A, a wheel blank cover is fixed to the outer side of the wheel frame B, wheel adjusting and clamping mechanisms are arranged between the inner end faces of the wheel through cover and the wheel blank cover and the outer end face of each bearing, each wheel adjusting and clamping mechanism comprises a fixing plate and an adjusting rod fixedly connected to the fixing plate, and the outer end of each adjusting rod is connected with the wheel through cover or the wheel blank cover.
Furthermore, the adjusting rod comprises a threaded rod fixedly connected with the fixing plate and threaded sleeves respectively rotatably connected with the wheel end covers and the wheel blank covers, the threaded sleeves are connected with the threaded rod through threads, the fixing plate is respectively connected with the wheel frame A and the wheel frame B in a sliding mode, the outer ends of the threaded sleeves are connected with a rotating hand disc, the fixing plate on the threaded rod can be driven to move left and right along the axial direction of the threaded rod through relative rotation between the threaded sleeves and the threaded rod, therefore, adjustment of the relative distance between the two wheels on the end beam is achieved, the adjusting precision is high, and the adjusting distance is convenient to control.
Furthermore, the fixed plate adopts an arc-shaped plate structure with the outer diameter being the same as that of the bearing, so that the threaded rod and the fixed plate are prevented from rotating along with the threaded sleeve.
Furthermore, the compression spring is sleeved outside the threaded rod between the threaded sleeve and the fixing plate, the fixing plate can be pre-tightened through the compression spring between the threaded sleeve and the fixing plate, the clamping effect of the fixing plate on the wheel between the two bearings is guaranteed, and the wheel is prevented from shaking left and right between the wheel frame A and the wheel frame B.
Furthermore, the number of the adjusting rods between the wheel blank cap and the wheel through cap and the bearings is not less than three, and the adjusting rods are respectively and uniformly distributed around the wheel shaft, so that the clamping effect of the fixing plate on the wheel between the two bearings is ensured.
Furthermore, the adjusting rods between the wheel blank cap and the bearing and between the wheel through cap and the bearing are respectively connected through a synchronous linkage mechanism, and the synchronous adjustment of all the adjusting rods on the wheel blank cap or the wheel through cap can be realized through the synchronous linkage mechanism, so that the clamping force of all the fixing plates on the wheel blank cap or the wheel through cap on the bearing is uniform.
Furthermore, the synchronous linkage mechanism comprises a synchronous chain wheel fixed on the threaded sleeve and a transmission chain wheel arranged between adjacent synchronous chain wheels on the inner surface of the wheel through cover or the wheel blank cover, the transmission chain wheel is connected with a transmission shaft on the inner surface of the wheel through cover or the wheel blank cover, the synchronous chain wheel is in transmission connection with the transmission chain wheel through a synchronous chain, synchronous rotation of the threaded sleeve on the wheel blank cover or the wheel through cover can be realized through transmission connection between the synchronous chain wheel and the synchronous chain, and then all fixing plates connected on the wheel blank cover or the wheel blank cover can be ensured to synchronously move.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the wheel adjusting and clamping mechanisms are arranged on the left side and the right side of the wheel, so that the position of the wheel relative to the end beam along the axis direction of the wheel shaft is adjusted and fixed, the purpose of adjusting the gap between the wheel rim and the side surface of the track is further achieved, the friction between the wheel rim and the side surface of the track is eliminated, and the service lives of the wheel and the track are prolonged;
2. the wheel adjusting and clamping mechanism is mainly realized through threaded connection between the threaded sleeve and the threaded rod, the adjusting distance is convenient to control, the adjusting accuracy is high, and the clamping effect is good;
3. according to the invention, all the adjusting rods connected with the wheel blank cap or the wheel through cap are respectively connected through the synchronous linkage mechanism, so that all the fixing plates connected with the wheel blank cap or the wheel through cap can be ensured to synchronously move, and the clamping force of all the fixing plates on the wheel blank cap or the wheel through cap on the bearing is uniform.
Drawings
Fig. 1 is a schematic view of a wheel set with fine span adjustment according to the present invention.
Fig. 2 is an enlarged view of a portion of a wheel set a with fine span adjustment according to the present invention.
Fig. 3 is a schematic side view of a wheel frame B of a wheel set capable of fine span adjustment according to the present invention.
Fig. 4 is a schematic side view of a fixing plate of a wheel set capable of fine span adjustment according to the present invention.
In the figure: 1. the device comprises an end beam 2, a wheel frame A3, a wheel frame B4, a wheel 5, a wheel shaft 6, a bearing 7, a bearing limiting ring 8, a wheel through cover 9, a wheel blank cover 10, a threaded rod 11, a threaded sleeve 12, a rotary hand disc 13, a compression spring 14, a fixing plate 15, a synchronous chain wheel 16, a synchronous chain 17, a transmission chain wheel 18 and a transmission shaft.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
As shown in fig. 1-3, a wheel set capable of finely adjusting span includes an end beam 1, a lower surface of the end beam 1 is fixedly connected with a wheel frame a2 and a wheel frame B3 through bolt connection, a wheel 4 is arranged between the wheel frame a2 and the wheel frame B3, a wheel shaft 5 is fixed at the center of the wheel 4, the wheel shaft 5 is connected with the wheel frame a2 and the wheel frame B through a bearing 6 respectively, the wheel 4 rotates with the wheel shaft 5 relative to the end beam 1, a bearing stop ring 7 is fixed on the wheel shaft 5 outside the bearing 6, the axial positions of the bearing 6 and the wheel 4 relative to the wheel shaft 5 are fixed, the wheel 4 is prevented from moving along the axial direction of the wheel shaft 5, a wheel through cover 8 is connected on the outer side of the wheel frame a2, a wheel through cover 9 is fixed on the outer side of the wheel frame B3, the wheel through cover 9 and the wheel through cover 8 are fixedly connected with the wheel frame B3 and the wheel frame a2 through bolts respectively, the wheel adjusting and clamping mechanism is arranged between the inner end faces of the wheel through cover 8 and the wheel blank cover 9 and the outer end face of the bearing 6 respectively, the wheel adjusting and clamping mechanism comprises a fixing plate 14 and an adjusting rod fixedly connected to the fixing plate 14, the outer end of the adjusting rod is connected with the wheel through cover 8 or the wheel blank cover 9 respectively, the distance between the wheel blank cover 9 and the wheel through cover 8 and the distance between the wheel blank cover 9 and the corresponding bearing 6 can be adjusted by adjusting the length of the adjusting rod on the wheel through cover 8 and the wheel blank cover 9 respectively, and therefore the purpose of adjusting the span between two wheel groups on the end beam 1 is achieved, the friction between the wheel rim and the side face of a track is eliminated, and the service lives of the wheel and the track are prolonged.
Example 2
As shown in fig. 1-4, a wheel set capable of finely adjusting span includes an end beam 1, a lower surface of the end beam 1 is fixedly connected with a wheel frame a2 and a wheel frame B3 through bolt connection, a wheel 4 is arranged between the wheel frame a2 and the wheel frame B3, a wheel shaft 5 is fixed at the center of the wheel 4, the wheel shaft 5 is connected with the wheel frame a2 and the wheel frame B through a bearing 6 respectively, the wheel 4 rotates with the wheel shaft 5 relative to the end beam 1, a bearing stop ring 7 is fixed on the wheel shaft 5 outside the bearing 6, the axial positions of the bearing 6 and the wheel 4 relative to the wheel shaft 5 are fixed, the wheel 4 is prevented from moving along the axial direction of the wheel shaft 5, a wheel through cover 8 is connected on the outer side of the wheel frame a2, a wheel through cover 9 is fixed on the outer side of the wheel frame B3, the wheel through cover 9 and the wheel through cover 8 are fixedly connected with the wheel frame B3 and the wheel frame a2 through bolts respectively, when the wheel adjusting and clamping device is used, the wheel adjusting and clamping mechanism on one side with reduced distance is required to be loosened to clamp the bearing, then the wheel adjusting and clamping mechanism on one side is required to be increased according to the required distance, and after the wheel is adjusted to a corresponding position, the wheel adjusting and clamping mechanism on the other side is finally adjusted to clamp the bearing; the wheel adjusting and clamping mechanism comprises a fixed plate 14 and an adjusting rod fixedly connected to the fixed plate 14, the adjusting rod comprises a threaded rod 10 fixedly connected to the fixed plate 14 and threaded sleeves 11 respectively rotatably connected to the wheel end cover 8 and the wheel blank cap 9, the threaded sleeves 11 are in threaded connection with the threaded rod 10, the outer ends of the threaded sleeves 11 are connected with a rotating hand disc 12, the threaded sleeves 11 are driven to rotate through the rotating hand disc 12, the threaded sleeves 11 and the threaded rod 10 rotate relatively, and therefore the fixed plate 14 on the threaded rod 10 is driven to move left and right along the axial direction of the threaded rod 10, the purpose of adjusting the span between two wheel groups on the end beam 1 is achieved, the friction between the wheel rims and the side faces of the track is eliminated, and the service lives of the wheels and the track are prolonged; the fixing plate 14 is of an arc-shaped plate structure with the outer diameter identical to that of the bearing 6, the threaded rod 10 and the fixing plate 14 are prevented from rotating along with the threaded sleeve 11, and the fixing plate 14 can stably move along with the rotation of the threaded sleeve 11; a compression spring 13 is sleeved outside the threaded rod 10 between the threaded sleeve 11 and the fixing plate 14, the compression spring 13 can pre-tighten the fixing plate 14, the clamping effect of the fixing plate 14 on the wheel 4 between the two bearings 6 is ensured, and the wheel 4 is prevented from shaking left and right between the wheel frame A2 and the wheel frame B3; the number of the adjusting rods between the wheel blank cap 9 and the wheel through cap 8 and the bearing 6 is not less than three, and the adjusting rods are respectively and evenly distributed around the wheel shaft 5, the adjusting rods between the wheel blank cap 9 and the bearing 6 and between the wheel through cap 8 and the bearing 6 are respectively connected through a synchronous linkage mechanism, the synchronous linkage mechanism comprises a synchronous chain wheel 15 fixed on the threaded sleeve 11, and a transmission chain wheel 17 arranged between adjacent synchronous chain wheels 15 on the inner surface of the wheel through cap 8 or the wheel blank cap 9, the transmission chain wheel 17 is connected on a transmission shaft 8 on the inner surface of the wheel through cap 8 or the wheel blank cap 9, the synchronous chain wheel 15 is in transmission connection with the transmission chain wheel 17 through a synchronous chain, and the synchronous rotation of the threaded sleeve 11 on the wheel blank cap 9 or the wheel through cap 8 can be realized through the transmission connection between the synchronous chain wheel 15 and the synchronous chain 17, therefore, all the fixing plates 14 connected on the wheel blank cap 9 or the wheel through cap 8 can move synchronously, and the clamping force of all the fixing plates 14 on the wheel blank cap 9 or the wheel through cap 8 on the bearing 6 is uniform.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims of this application do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
Exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various changes and modifications may be made to the specific embodiments described above, and various combinations of the technical features and structures proposed by the present invention may be made without departing from the concept of the present invention.
Claims (7)
1. The utility model provides a can finely tune wheel group of span, it includes end beam, its characterized in that: the lower surface of the end beam is connected with a wheel frame A and a wheel frame B, wheels are arranged between the wheel frame A and the wheel frame B, a wheel shaft is fixed at the center of each wheel, the wheel shaft is connected with the wheel frame A and the wheel frame B through bearings respectively, a bearing limiting ring is fixed on the outer side of each bearing on the wheel shaft, a wheel through cover is connected on the outer side of the wheel frame A, a wheel blank cover is fixed on the outer side of the wheel frame B, wheel adjusting and clamping mechanisms are arranged between the inner end surfaces of the wheel through cover and the wheel blank cover and the outer end surface of each bearing respectively, each wheel adjusting and clamping mechanism comprises a fixing plate and an adjusting rod fixedly connected to the fixing plate, and the outer end of each adjusting rod is connected with the wheel through cover or the wheel blank cover respectively.
2. The span-trimmable wheel set of claim 1, wherein: the adjusting rod comprises a threaded rod fixedly connected with a fixing plate and a threaded sleeve rotatably connected with the wheel end cover and the wheel blank cap respectively, the threaded sleeve is in threaded connection with the threaded rod, the fixing plate is in sliding connection with the wheel frame A and the wheel frame B respectively, and the outer end of the threaded sleeve is connected with a rotating handwheel.
3. The span-trimmable wheel set of claim 2, wherein: the fixed plate is of an arc-shaped plate structure with the outer diameter being the same as that of the bearing.
4. The span-trimmable wheel set of claim 2, wherein: and a compression spring is sleeved outside the threaded rod between the threaded sleeve and the fixed plate.
5. The span-trimmable wheel set of claim 2, wherein: the number of the adjusting rods between the wheel blank cap and the wheel through cap and the bearing is not less than three, and the adjusting rods are respectively and uniformly distributed around the wheel shaft.
6. The span-trimmable wheel set of claim 5, wherein: the adjusting rods between the wheel blank cap and the bearing and between the wheel through cap and the bearing are respectively connected through a synchronous linkage mechanism.
7. The span-trimmable wheel set of claim 6, wherein: the synchronous linkage mechanism comprises a synchronous chain wheel fixed on the threaded sleeve and a transmission chain wheel arranged between adjacent synchronous chain wheels on the inner surface of the wheel through cover or the wheel blank cover, the transmission chain wheel is connected with a transmission shaft on the inner surface of the wheel through cover or the wheel blank cover, and the synchronous chain wheel is in transmission connection with the transmission chain wheel through a synchronous chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110474408.2A CN113511586A (en) | 2021-04-29 | 2021-04-29 | Wheel set capable of finely adjusting span |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110474408.2A CN113511586A (en) | 2021-04-29 | 2021-04-29 | Wheel set capable of finely adjusting span |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113511586A true CN113511586A (en) | 2021-10-19 |
Family
ID=78063534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110474408.2A Pending CN113511586A (en) | 2021-04-29 | 2021-04-29 | Wheel set capable of finely adjusting span |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113511586A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116788985A (en) * | 2023-08-24 | 2023-09-22 | 河南新科起重机股份有限公司 | Crane wheel set structure |
-
2021
- 2021-04-29 CN CN202110474408.2A patent/CN113511586A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116788985A (en) * | 2023-08-24 | 2023-09-22 | 河南新科起重机股份有限公司 | Crane wheel set structure |
| CN116788985B (en) * | 2023-08-24 | 2023-12-29 | 河南新科起重机股份有限公司 | Crane wheel set structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110844614B (en) | Automatic balancing system for centering in large-sized rotating motion part | |
| CN113511586A (en) | Wheel set capable of finely adjusting span | |
| CN214935414U (en) | Wheel set capable of finely adjusting span | |
| CN2787329Y (en) | Alignment roller unit | |
| CN112146546B (en) | Measuring device for bearing production and processing | |
| CN204828884U (en) | Complete adjustable driver plate formula pneumatic actuator of stroke | |
| CN102645304A (en) | Adjustable product-quality characteristic measuring device | |
| CN208118853U (en) | A kind of small size heavy duty Mecanum wheel | |
| CN209259276U (en) | The axially adjustable tailstock of rotary shaft | |
| CN205767596U (en) | All steel forming machine tyre surface composite members transmission ring | |
| CN213705077U (en) | Free lifting caster for lifting machine | |
| CN201340194Y (en) | Furnace cover unscrewing device for arc furnace | |
| CN112894655B (en) | Positioning tool for assembling and machining hub bearing and using method thereof | |
| CN202115611U (en) | Omnibearing wheel type mobile robot | |
| CN207275042U (en) | A kind of cylindrical battery mantle bar | |
| CN113187813A (en) | Radial positioning mechanism of arc rolling guide rail | |
| CN110585739B (en) | Steering mechanism and carbon-free trolley | |
| CN202116244U (en) | Vehicle hoisting supporting mechanism | |
| CN220299406U (en) | Graphite riding wheel device of glass tube conveying equipment and glass tube conveying equipment | |
| CN101995335B (en) | Tightness self-regulating rotating mechanism of bearing performance precision detection instrument | |
| CN207317833U (en) | A kind of shaft member processing surface inspection apparatus | |
| CN210724459U (en) | Novel brake device of tubular motor | |
| CN206068154U (en) | A kind of device for adjusting the lifting of unmanned plane horn | |
| CN213322499U (en) | Directional universal wheel | |
| CN207111688U (en) | A kind of modular bent axle drive component |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |