CN112697446A - Novel high-precision scheme for adjusting wheel base of truck rotary drum - Google Patents
Novel high-precision scheme for adjusting wheel base of truck rotary drum Download PDFInfo
- Publication number
- CN112697446A CN112697446A CN202011316137.XA CN202011316137A CN112697446A CN 112697446 A CN112697446 A CN 112697446A CN 202011316137 A CN202011316137 A CN 202011316137A CN 112697446 A CN112697446 A CN 112697446A
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- heavy
- ball screw
- chain
- servo motor
- wheel base
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/02—Dead axles, i.e. not transmitting torque
- B60B35/10—Dead axles, i.e. not transmitting torque adjustable for varying track
- B60B35/1072—Dead axles, i.e. not transmitting torque adjustable for varying track by transversally movable elements
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a novel high-precision scheme for adjusting the wheelbase of a truck rotary drum, which comprises a servo motor, a ball screw, an installation accessory, a heavy-load chain plate, a heavy-load chain and a supporting structure, wherein the supporting structure forms a main body structure of a device for adjusting the wheelbase, the heavy-load chain is slidably installed inside the upper surface of the supporting structure, two ends of the heavy-load chain are located at two ends of the supporting structure and distributed in a U shape, the heavy-load chain plate is arranged on the surface of the heavy-load chain, the servo motor is arranged below the supporting structure and is rotationally connected with the ball screw, and one end, away from the servo motor, of the ball screw is connected with the. The invention realizes the adjustment capability in a larger range and stronger bearing capability, has more accurate adjustment precision and can realize the drum test of a large truck.
Description
Technical Field
The invention relates to the technical field of vehicle detection equipment, in particular to a novel high-precision scheme for adjusting wheel base of a truck rotary drum.
Background
The existing vehicle drum equipment is designed in a two-shaft mode, the allowable load of a single shaft is only two tons, the bearing capacity is weaker, the adjusting range of the wheel base is 2200-3200 mm, the adjusting range of the wheel base is smaller, the adjusting precision is lower, the vehicle drum equipment can only be used for testing a small passenger car, and for a multi-shaft heavy truck testing plate, the prior art is relatively vacant, and the actual use requirement cannot be met.
Through mass retrieval, the prior art is found, the publication number is CN110843423A, and an automobile wheel base adjusting mechanism is disclosed, which comprises a crossbeam, a wheel base adjusting hydraulic cylinder, an upper middle suspension mounting seat, a lower middle suspension mounting seat, a middle suspension mounting seat connecting plate, a slide rail mounting seat, a slide rail, a slide block, a locking hydraulic cylinder and a locking pin, wherein the slide rail mounting seat is connected with the crossbeam through a bolt, the slide rail is connected with the slide rail mounting seat through a bolt, the slide block is connected with the middle lower suspension mounting seat through a bolt, a nut, one end of the wheel base adjusting hydraulic cylinder is fixed on the upper middle suspension mounting seat, the other end of the locking hydraulic cylinder is fixed on the crossbeam, the other end of the locking hydraulic cylinder is fixed on the locking pin, and the wheel base adjusting hydraulic cylinder pushes the upper middle suspension mounting seat to move back and forth along the slide rail, so as to.
In conclusion, the conventional vehicle drum wheel base adjusting device has many use limitations, cannot be used for a large-sized multi-axle truck, has low precision, and cannot realize accurate adjustment of the wheel base of the multi-axle large-sized truck.
Disclosure of Invention
The invention aims to provide a novel high-precision scheme for adjusting the wheel base of a truck rotary drum, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel truck rotary drum adjusts high accuracy scheme of wheel base, includes servo motor, ball screw, installation annex, heavy load link joint, heavy load chain and bearing structure, bearing structure constitutes the major structure of adjusting wheel base device, bearing structure upper surface inside slidable mounting has heavy load chain, heavy load chain both ends are located the bearing structure both ends and are the U type and distribute, heavy load chain surface is provided with heavy load link joint, the bearing structure below is provided with servo motor, servo motor with ball screw rotates and connects, ball screw deviates from servo motor one end and is connected with the installation annex.
Preferably, a coupler is arranged between the servo motor and the ball screw, and the coupler component is in rotational connection between the servo motor and the ball screw;
the coupler connects a motor shaft of the servo motor and a rotating shaft of the ball screw, and the servo motor drives the coupler and the ball screw to rotate;
the ball screw is distributed in parallel with the ground.
Preferably, the upper end of the heavy-load chain is smoothly installed in the upper end of the supporting structure, two ends of the heavy-load chain are arranged at the edges of two sides of the supporting structure, and two ends of the heavy-load chain are distributed in two ends of the supporting structure in a U shape;
the heavy-load chain plates correspond to the teeth of the heavy-load chain and are mutually embedded;
the inside pulley that is provided with of heavy load chain, and inside the sprocket that the pulley distributes and the heavy load chain.
Preferably, the wheel base adjusting scheme is as follows:
the servo motor provides power and is connected with a ball screw through a coupler, and an installation accessory at one end of the ball screw pushes a wheel base to move;
the wheelbase cover plate is in a mode of combining a heavy-duty chain and a heavy-duty chain plate, so that the heavy-duty wheelbase cover plate is positioned in the supporting structure in a specific track, and the heavy-duty chain is wound around the two ends of the supporting structure in a U shape, so that the lower equipment running height and the longer wheelbase span are realized;
the internal sprocket of the heavy-duty chain is provided with the pulley, so that the sliding friction in the traditional design is converted into rolling friction, the resistance of the movement of the wheel base is reduced, the running is more stable, the running noise is reduced, and the model selection cost of a power output end and the power load of a servo motor are reduced;
the ball screw is driven by the servo motor, the operation of the ball screw has the advantages of quick effect and high efficiency, and high-precision adjustment between wheel bases can be realized.
Compared with the prior art, the invention has the beneficial effects that: the invention adopts a mode of combining the heavy-duty chain and the heavy-duty chain plate, so that the heavy-duty wheelbase cover plate is arranged in the supporting structure in a specific track, the chain teeth in the heavy-duty chain are provided with the pulleys, the sliding friction in the traditional design is converted into rolling friction, the resistance of wheelbase movement is reduced, the operation is more stable, the operation noise is reduced, the model selection cost of a power output end and the power load of a servo motor are reduced, the heavy-duty chain is wound around the two ends of the supporting structure in a U shape, the lower equipment operation height and the longer wheelbase span are realized, the servo motor provides power, the ball screw rod is connected through the coupler, the mounting accessory at one end of the ball screw rod pushes the wheelbase to move, the operation of the ball screw rod has the advantages of quick effect and high efficiency, the high-precision adjustment between the wheelbases can be realized, the wheelbase adjustment of a large truck is more fit, and the problem that the existing, the scheme of the invention realizes the large-range adjustment capability, stronger bearing capability and higher adjustment precision.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a partially enlarged structure of the present invention;
fig. 3 is an enlarged schematic view of the structure a in fig. 2 according to the present invention.
In the figure: 1. a servo motor; 2. a ball screw; 3. installing accessories; 4. a heavy-duty chain plate; 5. a heavy duty chain; 6. a support structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, two embodiments of the present invention are provided:
the first embodiment is as follows:
a novel truck rotary drum axle distance adjusting device comprises a servo motor 1, a ball screw 2, an installation accessory 3, a heavy-load chain plate 4, a heavy-load chain 5 and a supporting structure 6, wherein the supporting structure 6 forms a main body structure of the axle distance adjusting device, the heavy-load chain 5 is slidably installed inside the upper surface of the supporting structure 6, two ends of the heavy-load chain 5 are located at two ends of the supporting structure 6 and distributed in a U shape, the heavy-load chain plate 4 is arranged on the surface of the heavy-load chain 5, the servo motor 1 is arranged below the supporting structure 6, the servo motor 1 is rotatably connected with the ball screw 2, one end of the ball screw 2, which is far away from the servo motor 1, is connected with the installation accessory 3, and certainly, as well known by technical personnel in, they are conventional means or common general knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.
A coupler is arranged between the servo motor 1 and the ball screw 2, and the coupler component is in rotational connection between the servo motor 1 and the ball screw 2;
a motor shaft of the servo motor 1 is connected with a rotating shaft of the ball screw 2 through a coupler, and the servo motor 1 drives the coupler and the ball screw 2 to rotate;
the ball screw 2 is distributed in parallel with the ground.
The upper end of the heavy-load chain 5 is smoothly arranged in the upper end of the supporting structure 6, the two ends of the heavy-load chain 5 are arranged at the edges of the two sides of the supporting structure 6, and the two ends of the heavy-load chain 5 are distributed in the supporting structure 6 in a U shape;
the heavy-load chain plates 4 correspond to the teeth of the heavy-load chain 5, the heavy-load chain plates 4 are mutually embedded, and the axle base cover plate adopts a mode of combining the heavy-load chain 5 and the heavy-load chain plates 4, so that the heavy-load axle base cover plate is positioned in the supporting structure 6 in a specific track, and the heavy-load chain 5 is wound around the U-shaped parts at the two ends of the supporting structure 6, thereby realizing lower equipment operation height and longer axle base span;
inside being provided with the pulley of heavy load chain 5, and inside the pulley distribution and the sprocket of heavy load chain 5, the inside sprocket of heavy load chain 5 has the pulley, changes the sliding friction in the traditional design into rolling friction, reduces the resistance that the wheel base removed, makes its operation more steady, has also reduced the running noise simultaneously, reduces power take off's lectotype cost and servo motor 1's power load.
Example two:
a novel truck rotary drum wheel base adjusting high-precision scheme is as follows:
the servo motor 1 provides power and is connected with the ball screw 2 through a coupler, and the mounting accessory 3 at one end of the ball screw 2 pushes the wheel base to move;
the wheelbase cover plate is combined by the heavy-load chain 5 and the heavy-load chain plates 4, so that the heavy-load wheelbase cover plate is arranged in the supporting structure 6 in a specific track, the heavy-load chain 5 is wound around the two ends of the supporting structure 6 in a U shape, and the lower equipment operation height and the longer wheelbase span are realized;
the chain teeth in the heavy-duty chain 5 are provided with the pulleys, so that sliding friction in the traditional design is converted into rolling friction, the resistance of movement of a wheel base is reduced, the operation is more stable, the operation noise is reduced, and the model selection cost of a power output end and the power load of the servo motor 1 are reduced;
the ball screw 2 is driven by the servo motor 1, the operation of the ball screw 2 has the advantages of fast effect and high efficiency, and high-precision adjustment between wheel bases can be realized.
The working principle is as follows: the invention adopts a mode of combining the heavy-duty chain 5 and the heavy-duty chain plate 4, so that the heavy-duty wheelbase cover plate is arranged in the supporting structure 6 in a specific track, the chain teeth in the heavy-duty chain 5 are provided with pulleys, the sliding friction in the traditional design is converted into rolling friction, the resistance of wheelbase movement is reduced, the operation is more stable, the operation noise is reduced, the model selection cost of a power output end and the power load of the servo motor 1 are reduced, the heavy-duty chain 5 is wound back in a U shape at two ends of the supporting structure 6, the lower equipment operation height and the longer wheelbase span are realized, the servo motor 1 provides power, the ball screw 2 is connected through the coupler, the mounting accessory 3 at one end of the ball screw 2 pushes the wheelbase to move, the ball screw 2 has the advantages of quick effect and high efficiency in operation, the high-precision adjustment between the wheelbases can be realized, and the wheelbase adjustment of a, the problem that the existing equipment only can adjust the wheel base of a small passenger car is solved, the scheme of the invention realizes the large-range adjustment capacity, the adjustment range is 2300mm-5500mm, the allowable load of a single shaft is improved to 8T, and the invention has stronger bearing capacity and higher adjustment precision.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The utility model provides a novel truck rotary drum adjusts wheel base device, includes servo motor (1), ball screw (2), installation annex (3), heavy load link joint (4), heavy load chain (5) and bearing structure (6), its characterized in that: bearing structure (6) constitute the major structure of adjusting wheel base device, bearing structure (6) upper surface inside slidable mounting has heavily loaded chain (5), heavily loaded chain (5) both ends are located bearing structure (6) both ends and are the distribution of U type, heavily loaded chain (5) surface is provided with heavily loaded link joint (4), bearing structure (6) below is provided with servo motor (1), servo motor (1) with ball screw (2) rotate to be connected, ball screw (2) deviate from servo motor (1) one end and are connected with installation annex (3).
2. The novel truck drum wheel base adjusting device as claimed in claim 1, characterized in that: a coupler is arranged between the servo motor (1) and the ball screw (2), and the coupler component is in rotational connection between the servo motor (1) and the ball screw (2);
the coupler connects a motor shaft of the servo motor (1) and a rotating shaft of the ball screw (2), and the servo motor (1) drives the coupler and the ball screw (2) to rotate;
the ball screw (2) is distributed in parallel with the ground.
3. The novel truck drum wheel base adjusting device as claimed in claim 1, characterized in that: the upper end of the heavy-load chain (5) is smoothly installed in the upper end of the supporting structure (6), two ends of the heavy-load chain (5) are arranged at the edges of two sides of the supporting structure (6), and two ends of the heavy-load chain (5) are distributed in the supporting structure (6) in a U shape;
the heavy-duty chain plates (4) correspond to the teeth of the heavy-duty chain (5), and the heavy-duty chain plates (4) are mutually embedded;
the inside pulley that is provided with of heavily loaded chain (5), and inside the sprocket that the pulley distributes and heavily loaded chain (5).
4. The utility model provides a novel truck rotary drum adjusts high accuracy scheme of wheel base which characterized in that: the wheel base adjusting scheme is as follows:
the servo motor (1) provides power and is connected with the ball screw (2) through a coupler, and the mounting accessory (3) at one end of the ball screw (2) pushes a wheel base to move;
the wheelbase cover plate is in a mode that a heavy-duty chain (5) is combined with a heavy-duty chain plate (4), so that the heavy-duty wheelbase cover plate is arranged in the supporting structure (6) in a specific track, and the heavy-duty chain (5) is wound around the U-shaped parts at the two ends of the supporting structure (6), and the lower equipment operation height and the longer wheelbase span are realized;
the internal sprocket of the heavy-duty chain (5) is provided with the pulley, so that sliding friction in the traditional design is converted into rolling friction, the resistance of axle distance movement is reduced, the operation is more stable, the operation noise is reduced, and the model selection cost of a power output end and the power load of the servo motor (1) are reduced;
the ball screw (2) is driven by the servo motor (1), the operation of the ball screw (2) has the advantages of quick effect and high efficiency, and high-precision adjustment between wheel bases can be realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316137.XA CN112697446B (en) | 2020-11-22 | 2020-11-22 | High-precision method for adjusting wheel base of truck rotary drum |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011316137.XA CN112697446B (en) | 2020-11-22 | 2020-11-22 | High-precision method for adjusting wheel base of truck rotary drum |
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| CN112697446A true CN112697446A (en) | 2021-04-23 |
| CN112697446B CN112697446B (en) | 2023-02-10 |
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| CN202011316137.XA Active CN112697446B (en) | 2020-11-22 | 2020-11-22 | High-precision method for adjusting wheel base of truck rotary drum |
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| CN202518752U (en) * | 2012-05-04 | 2012-11-07 | 湖州银轴输送机械制造有限公司 | Heavy-duty turning chain plate conveyor |
| CN204399975U (en) * | 2015-01-13 | 2015-06-17 | 石家庄市峘峰电力设备有限公司 | A kind of roller bearing chain for packing auger |
| CN204595616U (en) * | 2015-05-22 | 2015-08-26 | 河南万国科技股份有限公司 | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof |
| CN106092607A (en) * | 2016-07-29 | 2016-11-09 | 北京博科测试系统股份有限公司 | Vehicle equipment and vehicle detection platform thereof |
| CN208470757U (en) * | 2018-04-24 | 2019-02-05 | 山西双力成传送设备有限公司 | A kind of plate chain conveying equipment |
| CN110653625A (en) * | 2019-05-27 | 2020-01-07 | 上海帮楚自动化科技有限公司 | Lead screw is to drawing slip table module |
| CN110966268A (en) * | 2019-11-26 | 2020-04-07 | 深圳市盛泰智能装备有限公司 | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module |
| CN210557289U (en) * | 2019-05-27 | 2020-05-19 | 苏州鸿博斯特超净科技股份有限公司 | Heavy-load conveying line and expandable conveying line |
-
2020
- 2020-11-22 CN CN202011316137.XA patent/CN112697446B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202518752U (en) * | 2012-05-04 | 2012-11-07 | 湖州银轴输送机械制造有限公司 | Heavy-duty turning chain plate conveyor |
| CN204399975U (en) * | 2015-01-13 | 2015-06-17 | 石家庄市峘峰电力设备有限公司 | A kind of roller bearing chain for packing auger |
| CN204595616U (en) * | 2015-05-22 | 2015-08-26 | 河南万国科技股份有限公司 | A kind of automobile performance detecting apparatus and wheelbase regulating device thereof |
| CN106092607A (en) * | 2016-07-29 | 2016-11-09 | 北京博科测试系统股份有限公司 | Vehicle equipment and vehicle detection platform thereof |
| CN208470757U (en) * | 2018-04-24 | 2019-02-05 | 山西双力成传送设备有限公司 | A kind of plate chain conveying equipment |
| CN110653625A (en) * | 2019-05-27 | 2020-01-07 | 上海帮楚自动化科技有限公司 | Lead screw is to drawing slip table module |
| CN210557289U (en) * | 2019-05-27 | 2020-05-19 | 苏州鸿博斯特超净科技股份有限公司 | Heavy-load conveying line and expandable conveying line |
| CN110966268A (en) * | 2019-11-26 | 2020-04-07 | 深圳市盛泰智能装备有限公司 | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module |
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| CN112697446B (en) | 2023-02-10 |
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