CN115959410A - Friction driving device - Google Patents

Abstract

The invention provides a friction driving device which comprises a supporting frame, an adjusting base and a driving unit, wherein the adjusting base is arranged on the supporting frame, the driving unit is arranged on the adjusting base, and the driving unit comprises a side plate assembly, a driving motor, a reduction box, a driving shaft, a driving wheel, a driven wheel and a limiting guide assembly; the position of the driving unit can be finely adjusted by adjusting the base, so that the equipment can be better applied to different use scenes by workers; the driving unit can drive the logistics sorting equipment to move, the driving unit also comprises the limiting guide assembly, and the driving unit can adapt to logistics conveying equipment with different specifications through the limiting guide assembly without disassembling and adjusting other assemblies in the equipment or replacing another friction driving equipment with a corresponding specification; therefore, the efficiency of the driving and conveying of the equipment is further improved, and the time and labor are saved for workers.

Description

Friction driving device

Technical Field

The invention relates to the technical field of logistics conveying driving devices, in particular to a friction driving device.

Background

The friction drive is a mechanical motion mode which utilizes two wheels to linearly contact or clamp a moving platform and tightly press the moving platform to generate friction force so as to realize power transmission, and a plurality of drive units are usually arranged on a material conveying line to form a relay type conveying system. The friction drive has the advantages of low cost, stable operation, energy conservation, environmental protection, convenience in maintenance and the like, is widely applied to industries such as machinery, automobiles, logistics and the like, plays an increasingly important role in modern logistics conveying systems, and provides a set of feasible, more energy-saving, more intelligent and more flexibly applied solution for the logistics conveying systems.

However, the existing friction driving devices have more technical defects, for example, the existing friction driving devices cannot be well adapted to logistics transportation devices of different sizes, and when logistics transportation devices of different specifications are encountered, each component in the device can only be disassembled and adjusted or another friction driving device of a corresponding specification can be directly replaced, which is very troublesome, time-consuming and labor-consuming; for another example, the position of the internal driving unit cannot be finely adjusted by the conventional friction driving device, so that the device cannot be adaptively adjusted according to the change of an actual use scene, and the operation difficulty of a worker is improved.

For example, CN104949893B discloses a real-time intelligent detection system for a driving unit, which includes a main control module, and a wear detection module, a driving motor power consumption measurement module and a communication module respectively connected thereto, where the wear detection module detects the wear condition of a main driving wheel in the driving unit and transmits the wear condition to the main control module in real time, the driving motor power consumption measurement module measures the power consumption condition of a driving motor in the driving unit and transmits the power consumption condition to the main control module in real time, and the main control module processes received data to obtain the power consumption of the driving unit, and uploads the power consumption of the driving unit to an upper computer through the communication module.

The technical scheme can detect all the working data of the driving unit in real time, and carry out fault advanced diagnosis and preventive maintenance according to the data, thereby improving the performance of the driving unit; but above-mentioned device can not make the adaptability adjustment to the commodity circulation transportation equipment of different specifications, can't reduce staff's the operation degree of difficulty.

For example, CN102070082a discloses a double-friction driving device, which comprises two sets of friction wheel assemblies mounted on an output shaft of a motor, wherein the two sets of motors and friction wheel assemblies are respectively located at two sides of a track, the track is fixedly connected with a support, the motor is fixedly connected to a motor mounting plate extending along the track direction, one end of the motor mounting plate is hinged to the support, a pull rod assembly is arranged between the other end of the motor mounting plate and the support, the other end of the motor mounting plate is supported on a roller of the roller assembly, and the roller assembly is fixedly connected to the support.

According to the technical scheme, the lifting appliance is driven by the double motors and the double friction wheels which are symmetrically arranged, so that the driving force of friction driving is improved; the friction wheel assembly is pressed on the lifting appliance through the pull rod assembly, so that the operation is reliable; the purpose of keeping balance is achieved through the roller assembly fixed at one end of the motor mounting plate. The application is simple in structure; the manufacture is convenient; the operation is flexible; however, the existing friction driving device cannot be well adapted to logistics transportation devices with different specifications, and particularly, when the logistics devices are miniaturized, the driving is realized under the condition of limited space. The technical scheme still cannot solve the problem, and the technical scheme still has the problem that the driving unit in the equipment cannot be adjusted adaptively according to the use scene.

In view of the above disadvantages of the prior art, there is a need for a friction driving device, which can not only be adapted to logistics transportation equipment of different sizes, but also be used for fine adjustment of the position of an internal driving unit according to the change of a use scene, thereby improving the efficiency of driving transportation and reducing the operation difficulty of workers; and the small-size commodity circulation letter sorting equipment of adaptation more has low cost, high efficiency, easy maintenance, safe and reliable's advantage.

Disclosure of Invention

The invention aims to provide a friction driving device for solving the problems, which comprises an adjusting base, wherein a driving unit is arranged on the adjusting base, and the position of the driving unit can be finely adjusted through the adjusting base, so that a worker can better apply the equipment to different use scenes; the driving unit also comprises a limiting guide assembly, and the driving unit can adapt to logistics conveying equipment with different specifications through the limiting guide assembly without disassembling and adjusting other assemblies in the equipment or replacing another friction driving equipment with a corresponding specification; therefore, the efficiency of the driving and conveying of the equipment is further improved, and the time and labor are saved for workers. The drive unit of the application adopts the one-way bearing, the one-way bearing has small volume but high bearing capacity, the space usage is reduced, but the safety is increased; there is sufficient room for grease storage and there can be a longer interval between re-lubrications.

In order to achieve the purpose, the invention provides a friction driving device, which comprises a supporting frame, an adjusting base and a driving unit, wherein the adjusting base is installed on the supporting frame, the driving unit is arranged on the adjusting base, the adjusting base can finely adjust the position of the driving unit, and the driving unit is used for driving logistics sorting equipment to move;

the invention relates to a miniaturized friction driving device which is designed to meet the requirements of driving miniaturized sorting equipment and arranging and installing the miniaturized sorting equipment in a small space.

According to the friction driving device, the position of the driving unit can be finely adjusted by adjusting the base, so that a worker can apply the friction driving device to different use scenes better; and still include spacing direction subassembly among the drive unit, can make the drive unit adapt to the commodity circulation conveying equipment of different specifications through spacing direction subassembly, further improved the efficiency that this equipment drive was carried to labour saving and time saving more to the staff.

The driving unit comprises a side plate assembly, a driving motor, a reduction gearbox, a driving shaft, a driving wheel, a driven wheel and a limiting guide assembly;

the side plate assembly is fixedly connected with the adjusting base through a fastener, the reduction gearbox is fixedly connected with the adjusting base through a fastener, and the driving motor is connected with the supporting frame through a motor base;

the output end of the driving motor is arranged in the reduction gearbox, one end of the driving shaft is arranged in the reduction gearbox, and the output end of the driving motor is connected with one end of the driving shaft arranged in the reduction gearbox;

the driving shaft is provided with a driving wheel at one end far away from the reduction gearbox, a one-way bearing is arranged between the driving shaft and the driving wheel and used for avoiding the situation that the single driving fails and then loads equipment so as to increase the loading force of other driving units, and the driving shaft drives the driving wheel to rotate through the one-way bearing;

the one-way bearing is applied in the driving unit, the one-way bearing is small in size but high in bearing capacity, and safety is improved; enough space for storing lubricating grease is available, and a longer interval for re-lubrication can be provided; the one-way bearing increases redundancy of equipment failure, and when a plurality of driving units exist, the failure of an individual driving unit has little or no influence on the whole equipment.

The driving wheel and the driven wheel can press the driving plate to generate driving force; a driven shaft is fixedly arranged below the driven wheel; the driven wheel is connected with the driven shaft through a bearing

The limiting guide assembly is arranged between the side plate assemblies.

The side plate assembly is used for mounting and supporting the driving unit, the whole driving unit can be driven to operate through the driving motor, and the rotating speed of the motor can be reduced through the reduction gearbox; the output torque can be improved, and the torque output proportion is multiplied by the reduction ratio according to the output of the motor; the inertia of the load can be reduced, and the reduction of the inertia is the square of the reduction ratio; the driving shaft is used for driving the driving wheel to rotate;

the driven wheel can be matched with the driving wheel to clamp a driving plate at the bottom of logistics transportation equipment together with the assistance of the limiting guide assembly, and when the driving wheel rotates, the driving wheel and the driven wheel can press the driving plate tightly to generate driving force; the driving plate realizes stable movement under the common friction driving effect of the driving wheel and the driven wheel;

preferably, the driven wheel of this application is provided with 3, and its advantage can effectively correct the level and smooth stability of driven piece.

The application discloses spacing direction subassembly can realize the adaptability according to the width of drive plate and logistics transportation equipment's specification and adjust, makes the drive wheel and changes from the interval between the driving wheel to can not influence the tight effect of clamp and the friction effect of drive plate to drive wheel and driven wheel at this in-process.

Preferably, the adjusting base comprises a longitudinal adjusting device and a transverse adjusting device;

the invention can realize the position adjustment of the driving unit in the vertical direction by adjusting the longitudinal adjusting device in the base; the position of the drive unit in the horizontal direction can be adjusted by means of the transverse adjustment device.

The longitudinal adjusting device comprises a first plate, a second plate and a longitudinal adjusting rod assembly, the longitudinal adjusting rod assembly penetrates through the first plate and the second plate at the same time, and the second plate can be close to or far away from the first plate along the direction of the longitudinal adjusting rod assembly;

the transverse adjusting device comprises a third plate and a transverse adjusting rod, the transverse adjusting rod penetrates through the second plate, the transverse adjusting rod is connected with the second plate in a sliding mode, the transverse adjusting rod can be connected with the second plate in a fastening mode through a fastening piece, and one end of the transverse adjusting rod is abutted to the third plate.

According to the adjusting base, when the height position of the driving unit needs to be increased, the second plate is controlled to be far away from the first plate through the longitudinal adjusting rod assembly; when the height position of the driving unit needs to be lowered, the second plate is controlled to be close to the first plate through the longitudinal adjusting rod assembly so as to adapt to different use scenes;

in the same way, when the position of the driving unit in the horizontal direction needs to be changed, the third plate is controlled to move in the horizontal direction by the lateral adjustment lever.

Preferably, the longitudinal adjusting rod assembly comprises a first rod and a second rod;

the first rod is respectively connected with the first plate and the second plate in a sliding manner, and can be fixedly connected with the first plate and the second plate through fasteners;

the second pole respectively with first board and second board sliding connection, the second pole can pass through the fastener and connect with first board and second board fastening.

Preferably, the side plate assembly includes a first side plate and a second side plate, the first side plate and the second side plate are respectively disposed on two sides of the third plate, the first side plate is in a regular cube shape, and the second side plate is in an irregular cube shape.

Two ends of the limiting guide assembly can be respectively and tightly mounted on the first side plate and the second side plate through fasteners; the driving unit is arranged on the adjusting base through the side plate assembly, and the side plate assembly can also play a role in supporting the driving unit so as to assist the driving unit to stably run.

Preferably, the driven wheel is arranged on the driven wheel mounting bracket through a driven shaft, and the driven shaft is rotatably connected with the driven wheel mounting bracket.

Can drive from the certain distance of driving wheel skew through following driving wheel installing support, and then change the drive wheel and follow the interval between the driving wheel to the logistics transportation equipment of adaptation different specifications.

Preferably, the limiting guide assembly comprises a limiting assembly and a guide assembly, the limiting assembly comprises at least one driving tension rod, one end of the driving tension rod is provided with a pressing sleeve and a pressing spring, and the other end of the driving tension rod can be fixedly connected with the first side plate through a fastener;

the pressing sleeve can be fixedly connected with the driving tension rod through a fastener, and the pressure spring is arranged between the pressing sleeve and the driven wheel mounting bracket.

The limiting component can achieve the limiting effect on the driven wheel mounting bracket, the driven wheel mounting bracket is abutted through the pressure spring, and the elasticity of the pressure spring and the limitation of the pressure sleeve are utilized to ensure that the driven wheel can be matched with the driving wheel to firmly clamp the driving plate at the bottom of the logistics transportation equipment; when the driving plates with different widths face each other, the position of the driven wheel mounting bracket is changed by extruding or releasing the elasticity of the pressure spring, and then the distance between the driven wheel and the driving wheel is changed.

Preferably, the guide assembly comprises at least one driving support rod, one end of the driving support rod can be fixedly connected with the first side plate through a fastener, and the other end of the driving support rod can be fixedly connected with the second side plate through a fastener; the driving support rod is also provided with a guide sleeve, the inner side part of the guide sleeve is connected with the driving support rod in a sliding manner, and the outer side part of the guide sleeve is fixedly connected with the driven wheel mounting bracket; the driven wheel mounting bracket can slide on the driving support rod in a reciprocating manner through the guide sleeve.

The guide assembly can achieve a guide effect on the driven wheel mounting bracket, when the position of the driven wheel needs to be adjusted to adapt to logistics transportation equipment with different specifications, the driven wheel mounting bracket can slide on the driving support rod stably through the guide sleeve, and the driving efficiency of the driving unit is prevented from being influenced by deflection generated when the driven wheel mounting bracket moves; when the driven plate is uneven, the driven wheel can be well adapted to the driven part through the spring and the guide sleeve, and the damage to the device is reduced.

Preferably, a lip-shaped sealing ring and a bearing piece are arranged at the joint of the driving shaft and the reduction gearbox.

Preferably, at least one bearing seat is mounted on the first side plate, and one end, far away from the first side plate, of the bearing seat is fixedly connected with the bearing cover through a fastener; the drive shaft is arranged between the bearing seat and the bearing cover in a penetrating mode, a bearing piece is arranged between the drive shaft and the bearing seat, and the drive shaft can be locked and limited when the bearing seat is fixedly matched with the bearing cover.

The driving shaft can be locked through the bearing seat and the bearing cover, so that the driving shaft is prevented from deviating during rotation to influence the rotation efficiency of the driving wheel, and the bearing is arranged between the bearing seat and the bearing cover to ensure that the rotation effect of the driving shaft is not influenced.

Preferably, the two or more friction driving devices can be connected with each other through a support frame, the two or more friction driving devices can drive the logistics sorting equipment to run for a longer distance, and the two or more friction driving devices cannot interfere with each other with the aid of the one-way bearing.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the friction driving device, the position of the driving unit can be finely adjusted by adjusting the base, so that a worker can apply the friction driving device to different use scenes better; the driving unit also comprises a limiting guide assembly, and the driving unit can adapt to logistics conveying equipment with different specifications through the limiting guide assembly without disassembling and adjusting other assemblies in the equipment or replacing another friction driving equipment with a corresponding specification; therefore, the efficiency of the driving and conveying of the equipment is further improved, and the time and the labor are saved for workers.

2. The driven wheel can be matched with the driving wheel to clamp a driving plate at the bottom of logistics transportation equipment together with the assistance of the limiting guide assembly, and when the driving wheel rotates, the driving wheel and the driven wheel can press the driving plate tightly to generate driving force; the driving plate realizes stable movement under the common friction driving effect of the driving wheel and the driven wheel; the application discloses spacing direction subassembly can realize the adaptability according to the width of drive plate and logistics transportation equipment's specification and adjust, makes the drive wheel and changes from the interval between the driving wheel to can not influence the tight effect of clamp and the friction effect of drive plate to drive wheel and driven wheel at this in-process.

3. The position of the driving unit in the vertical direction can be adjusted by adjusting the longitudinal adjusting device in the base; the position of the drive unit in the horizontal direction can be adjusted by means of the transverse adjustment device.

4. Can drive from the certain distance of driving wheel skew through following driving wheel installing support, and then change the drive wheel and follow the interval between the driving wheel to the logistics transportation equipment of adaptation different specifications.

5. The limiting component can achieve the limiting effect on the driven wheel mounting bracket, the driven wheel mounting bracket is abutted through the pressure spring, and the elasticity of the pressure spring and the limitation of the pressure sleeve are utilized to ensure that the driven wheel can be matched with the driving wheel to firmly clamp the driving plate at the bottom of the logistics transportation equipment; when the driving plates with different widths face each other, the position of the driven wheel mounting bracket is changed by extruding or releasing the elasticity of the pressure spring, and then the distance between the driven wheel and the driving wheel is changed.

6. The guide assembly can achieve a guide effect on the driven wheel mounting bracket, when the position of the driven wheel needs to be adjusted to adapt to logistics transportation equipment with different specifications, the driven wheel mounting bracket can slide on the driving support rod stably through the guide sleeve, and the driving efficiency of the driving unit is prevented from being influenced by deflection generated when the driven wheel mounting bracket moves; when the driven plate is uneven, the driven wheel can well adapt to the driven part through the spring and the guide sleeve, and the damage to the device is reduced.

7. The driving shaft can be locked through the bearing seat and the bearing cover, so that the driving shaft is prevented from deviating during rotation to influence the rotation efficiency of the driving wheel, and the bearing is arranged between the bearing seat and the bearing cover to ensure that the rotation effect of the driving shaft is not influenced.

8. More than two friction driving devices can be connected with each other through a supporting frame, and the more than two friction driving devices can drive the logistics sorting equipment to run for a longer distance.

9. The invention relates to a miniaturized friction driving device which is designed to meet the requirements of driving miniaturized sorting equipment and arranging and installing the miniaturized sorting equipment in a small space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a side view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a schematic perspective view of a portion of a driving unit according to the present invention;

FIG. 5 is a schematic perspective view of a portion of a driving unit according to the present invention;

FIG. 6 is a schematic perspective view of an adjustment base according to the present invention;

FIG. 7 is a perspective view of the stop guide assembly and the side plate assembly of the present invention;

the device comprises a support frame 1, an adjusting base 2, a longitudinal adjusting device 21, a transverse adjusting device 22, a first plate 23, a second plate 24, a longitudinal adjusting rod assembly 25, a first rod 251, a second rod 252, a third plate 26, a transverse adjusting rod 27, a driving unit 3, a side plate assembly 30, a first side plate 301, a second side plate 302, a driving motor 31, a reduction gearbox 32, a driving shaft 33, a driving wheel 34, a driven wheel 35, a limit guide assembly 36, a driving tension rod 361, a pressing sleeve 362, a pressure spring 363, a driving supporting rod 364, a guide sleeve 365, a driven shaft 37, a driven wheel mounting bracket 38, a bearing seat 4 and a bearing cover 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

As shown in fig. 1 to 7, the present invention provides a friction driving device, which includes a supporting frame 1, an adjusting base 2, and a driving unit 3, wherein the adjusting base 2 is installed on the supporting frame 1, the driving unit 3 is installed on the adjusting base 2, the adjusting base 2 can finely adjust the position of the driving unit 3, and the driving unit 3 is used for driving a logistics sorting apparatus to move;

the driving unit 3 comprises a side plate assembly 30, a driving motor 31, a reduction gearbox 32, a driving shaft 33, a driving wheel 34, a driven wheel 35 and a limiting guide assembly 36; the side plate assembly 30 is fixedly connected with the adjusting base 2 through a fastener, the reduction gearbox 32 is fixedly connected with the adjusting base 2 through a fastener, and the driving motor 31 is connected with the support frame 1 through a motor base; the output end of the driving motor 31 is arranged in the reduction gearbox 32, one end of the driving shaft 33 is arranged in the reduction gearbox 32, and the output end of the driving motor 31 is connected with one end of the driving shaft 33 arranged in the reduction gearbox 32; a driving wheel 34 is arranged at one end of the driving shaft 33, which is far away from the reduction gearbox 32, a one-way bearing is also arranged between the driving shaft 33 and the driving wheel 34, and the driving shaft 33 drives the driving wheel 34 to rotate through the one-way bearing; the driving wheel 34 and the driven wheel 35 can press the driving plate to generate driving force; a driven shaft 37 is fixedly arranged below the driven wheel 35; the driven wheel is connected with the driven shaft through a bearing; the curb guide assembly 36 is disposed between the curb plate assemblies 30.

The application is provided with 3 from the driving wheel, and its advantage lies in can effectively proofreaying and correct driven piece's level and smooth stationarity.

The driving unit 3 is arranged on the adjusting base 2 through the side plate assembly 30, the driving shaft 33 is driven to rotate through the driving motor 31, the driving motor 31 in the operation process is subjected to certain adaptive speed change through the reduction gearbox 32, the driving wheel 34 is driven to synchronously rotate through the driving shaft 33, the driving wheel 34 can drive the driving plate to operate later, the driving wheel 35 can also rotate along with the rotation of the driving wheel 34 as the driving wheel 34 and the driven wheel 35 clamp the driving plate together at the moment, the driving wheel 34 and the driven wheel 35 drive the driving plate to stably move through the friction driving effect, and the friction driving devices of the invention work together, so that the transportation work of the logistics transportation equipment can be realized.

As shown in fig. 3 and 6, the adjusting base 2 comprises a longitudinal adjusting device 21 and a transverse adjusting device 22;

the longitudinal adjusting device 21 comprises a first plate 23, a second plate 24 and a longitudinal adjusting rod assembly 25, wherein the longitudinal adjusting rod assembly 25 penetrates through the first plate 23 and the second plate 24 simultaneously, and the first plate 23 and the second plate 24 can approach or depart from each other along the direction of the longitudinal adjusting rod assembly 25; the transverse adjusting device 22 comprises a third plate 26 and a transverse adjusting rod 27, the transverse adjusting rod 27 penetrates through the second plate 24, the transverse adjusting rod 27 is connected with the second plate 24 in a sliding mode, the transverse adjusting rod 27 can be connected with the second plate 24 in a fastening mode through a fastening piece in a fastening mode, and one end of the transverse adjusting rod 27 is abutted to the third plate 26.

As shown in fig. 2 and 6, the longitudinal adjustment rod assembly 25 includes a first rod 251 and a second rod 252;

the first rod 251 is slidably connected with the first plate 23 and the second plate 24 respectively, and the first rod 251 can be tightly connected with the first plate 23 and the second plate 24 through fasteners;

the second rod 252 is slidably connected to the first plate 23 and the second plate 24, and the second rod 252 can be fastened to the first plate 23 and the second plate 24 by fasteners.

When the position of the driving unit 3 needs to be finely adjusted, the adjusting base 2 is controlled to work, and if the driving unit 3 needs to be lifted, the second plate 24 is controlled to be away from the first plate 23, and the specific steps are that the fasteners on the first rod 251 and the second rod 252 are loosened, the second plate 24 is controlled to move upwards for a corresponding distance along the directions of the first rod 251 and the second rod 252, then the fasteners on the first rod 251 and the second rod 252 are screwed, and the third plate 26 can be synchronously driven to lift after the second plate 24 lifts up, because the driving unit 3 is installed on the third plate 26 through the side plate assembly 30, the third plate 26 lifts up and drives the driving unit to lift up; similarly, if the driving unit 3 needs to be lowered, the third plate 24 is controlled to approach the first plate 23, the rest of the working contents are unchanged, only the second plate 24 is changed to move downwards along the directions of the first rod 251 and the second rod 252 by a corresponding distance, and the third plate 26 can drive the driving unit to lower the height when being lowered;

when the driving unit 3 needs to be controlled to move left in the horizontal direction, the fastening pieces on the transverse adjusting rods 27 on the two sides of the third plate 26 are unscrewed, the third plate 26 is controlled to move left by a corresponding distance, then the fastening pieces on the transverse adjusting rods 27 on the two sides of the third plate 26 are screwed, and the third plate 26 moves left to synchronously drive the driving unit 3 to move left; similarly, if the driving unit 3 needs to be controlled to move rightward in the horizontal direction, the remaining working contents are not changed, and only the distance corresponding to the rightward movement of the third plate 26 is changed, so that the third plate 26 moves rightward and drives the driving unit 3 to move rightward synchronously.

As shown in fig. 2, 3 and 7, the side plate assembly 30 includes a first side plate 301 and a second side plate 302, the first side plate 301 and the second side plate 302 are respectively disposed on two sides of the third plate 26, the first side plate 301 is in a regular cubic plate shape, and the second side plate 302 is in an irregular cubic plate shape.

As shown in fig. 2 and 5, the driven wheel 35 is provided on a driven wheel mounting bracket 38 via a driven shaft 37, and the driven shaft 37 is rotatably connected to the driven wheel mounting bracket 38.

The driven wheel 35 can be driven to move more conveniently through the driven wheel mounting bracket 38, and therefore the distance between the driven wheel 35 and the drive 34 is changed.

As shown in fig. 5 and 7, the limit guide assembly 36 includes a limit assembly and a guide assembly, the limit assembly includes at least one driving tension rod 361, one end of the driving tension rod 361 is provided with a pressing sleeve 362 and a pressing spring 363, and the other end of the driving tension rod 361 can be fastened with the first side plate 301 through a fastener; the pressing sleeve 362 can be tightly connected with the driving tightening rod 361 through a fastener, and the pressure spring 363 is arranged between the pressing sleeve 362 and the driven wheel mounting bracket 38.

The limiting component can achieve the limiting effect on the driven wheel mounting bracket 38, the driven wheel mounting bracket 38 is abutted through the pressure spring 363, and the elasticity of the pressure spring 363 and the limitation of the pressure sleeve 362 ensure that the driven wheel 35 can be matched with the driving wheel 34 to firmly clamp the driving plate at the bottom of the logistics transportation equipment; when facing drive plates of different widths, the position of the driven wheel mounting bracket 38 is changed by pressing the compression spring 363 or releasing the elasticity of the compression spring 363, so that the distance between the driven wheel 35 and the drive wheel 34 is changed.

As shown in fig. 5 and 7, the guide assembly includes at least one driving support rod 364, one end of the driving support rod 364 can be fastened to the first side plate 301 by a fastener, and the other end of the driving support rod 364 can be fastened to the second side plate 302 by a fastener; the driving support rod 364 is further provided with a guide sleeve 365, the inner side part of the guide sleeve 365 is connected with the driving support rod 364 in a sliding manner, and the outer side part of the guide sleeve 365 is fixedly connected with the driven wheel mounting bracket 38; the driven wheel mounting bracket 38 is capable of reciprocating sliding on the drive support rod 364 through a guide sleeve 365.

The guide assembly of the invention can achieve the effect of guiding the driven wheel mounting bracket 38, and when the position of the driven wheel 35 needs to be adjusted to adapt to logistics transportation equipment with different specifications, the driven wheel mounting bracket 38 can slide on the driving support rod 364 stably through the guide sleeve 365, so that the driving efficiency of the driving unit 3 is prevented from being influenced by deflection generated when the driven wheel mounting bracket 38 moves.

And a lip-shaped sealing ring and a bearing piece are arranged at the joint of the driving shaft 33 and the reduction gearbox 32.

As shown in fig. 2 and 4, at least one bearing seat 4 is mounted on the first side plate 301, and one end of the bearing seat 4 away from the first side plate 301 is fastened to the bearing cover 5 by a fastener; drive shaft 33 wears to locate between bearing frame 4 and the bearing cap 5, be equipped with the bearing spare between drive shaft 33 and the bearing frame 4, can play the spacing effect of locking to drive shaft 33 when bearing frame 4 and the fastening fit of bearing cap 5.

Connect the fastening between with bearing frame 4 and bearing cap 5 through the fastener, drive shaft 33 and bearing can be put into just to the diameter between bearing frame 4 and the bearing cap 5, it is spacing to drive shaft 33 locking through bearing frame 4 and bearing cap 5, take place the skew when preventing that drive shaft 33 from rotating, thereby influence the rotation efficiency of drive wheel 35, the bearing spare can be guaranteed that drive shaft 33 can not influence the rotation efficiency of self because the roughness of bearing frame 4 and the 5 inboard surfaces of bearing cap.

The more than two friction driving devices can be connected with each other through the supporting frame 1, and the more than two friction driving devices can drive the logistics sorting equipment to run for a longer distance.

The friction driving devices of the invention work together, thus realizing the transportation work of the logistics transportation equipment.

When the friction driving device is used, the driving unit 3 is arranged at the bottom of logistics transportation equipment, the driving unit 3 is aligned to a driving plate at the bottom of the logistics transportation equipment through the adjusting base 2, the driving plate is clamped through the driving wheel 34 and the driven wheel 35, and the driving plate is clamped through the limiting guide assembly 36 so as to ensure the friction driving efficiency of the driving unit 3; then the driving motor 31 is started, the reduction gearbox 32 carries out certain adaptive speed change on the driving motor 31 in the operation process, the driving motor 31 can drive the driving shaft 33 to rotate, the driving shaft 3 drives the driving wheel 34 to synchronously rotate, the driving wheel 34 can then drive the driving plate to operate, the driving wheel 34 and the driven wheel 35 clamp the driving plate together at the moment, so the driven wheel 35 can also rotate along with the rotation of the driving wheel 34, the driving wheel 34 and the driven wheel 35 drive the driving plate to stably move through the friction driving effect, and the plurality of friction driving devices of the invention work together, so that the transportation work of the logistics transportation equipment can be realized.

In the first embodiment, when the position of the driving unit 3 needs to be fine-adjusted, the adjusting base 2 is controlled to operate, and if the driving unit 3 needs to be lifted, the second plate 24 is controlled to be away from the first plate 23, specifically, the fasteners on the first rod 251 and the second rod 252 are loosened, the second plate 24 is controlled to move upwards for a corresponding distance along the directions of the first rod 251 and the second rod 252, then the fasteners on the first rod 251 and the second rod 252 are screwed, and the second plate 24 can synchronously drive the third plate 26 to lift after lifting, because the driving unit 3 is installed on the third plate 26 through the side plate assembly 30, the third plate 26 can lift to drive the driving unit to lift; similarly, if the driving unit 3 needs to be lowered, the third plate 24 is controlled to be close to the first plate 23, the rest of the working contents are unchanged, only the second plate 24 is changed to move downwards along the directions of the first rod 251 and the second rod 252 by a corresponding distance, and the third plate 26 can drive the driving unit to lower the height when being lowered;

when the driving unit 3 needs to be controlled to move left in the horizontal direction, the fastening pieces on the transverse adjusting rods 27 on the two sides of the third plate 26 are unscrewed, the third plate 26 is controlled to move left by a corresponding distance, then the fastening pieces on the transverse adjusting rods 27 on the two sides of the third plate 26 are screwed, and the third plate 26 moves left to synchronously drive the driving unit 3 to move left; similarly, if the driving unit 3 needs to be controlled to move rightward in the horizontal direction, the remaining working contents are not changed, and only the distance corresponding to the rightward movement of the third plate 26 is changed, so that the third plate 26 moves rightward and drives the driving unit 3 to move rightward synchronously.

In the second embodiment, when the driving unit 3 needs to be controlled to adapt to driving plates with different widths or logistics transportation equipment with different specifications, the limiting guide assembly 4 is controlled to work, and the distance between the driving wheel 34 and the driven wheel 35 is changed according to the actual width of the driving plate, and the specific steps include that if the width of the driving plate is wide, the driven wheel mounting bracket 38 is controlled to slide on the driving support rod 364 and drive the driven wheel 35 to synchronously move, the driven wheel mounting bracket 38 outwards deflects and extrudes the pressure spring 363 through the guide sleeve 365, and under the limiting effect of the pressing sleeve 362, the pressure spring 363 performs an elastic limiting effect on the driven wheel mounting bracket 38, abuts against the driven wheel mounting bracket 38 to assist the driven wheel 35 to press the driving plate in cooperation with the driving wheel 34;

if the width of the driving plate is narrow, the elastic potential energy of the pressure spring 363 is released, the pressure spring 363 synchronously pushes the driven wheel mounting bracket 38 to deflect inwards, the driven wheel mounting bracket 38 slides on the driving support rod 364 through the guide sleeve 365 and drives the driven wheel 35 to synchronously move, and the distance between the driving wheel 34 and the driven wheel 35 is reduced, so that the driving plate is compressed.

Furthermore, the terms "upper," "lower," "inner," "outer," "front," "back" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless specifically stated otherwise, the relative steps, numerical expressions and values of the components and steps set forth in these embodiments do not limit the scope of the present invention.

It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that the following descriptions are only illustrative and not restrictive, and that the scope of the present invention is not limited to the above embodiments: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The friction driving device is characterized by comprising a supporting frame (1), an adjusting base (2) and a driving unit (3), wherein the adjusting base (2) is installed on the supporting frame (1), the driving unit (3) is arranged on the adjusting base (2), the adjusting base (2) can finely adjust the position of the driving unit (3), and the driving unit (3) is used for driving logistics sorting equipment to move;

the driving unit (3) comprises a side plate assembly (30), a driving motor (31), a reduction gearbox (32), a driving shaft (33), a driving wheel (34), a driven wheel (35) and a limiting guide assembly (36);

the side plate assembly (30) is fixedly connected with the adjusting base (2) through a fastener, the reduction gearbox (32) is fixedly connected with the adjusting base (2) through a fastener, and the driving motor (31) is connected with the support frame (1) through a motor base;

the output end of the driving motor (31) is arranged in the reduction gearbox (32), one end of the driving shaft (33) is arranged in the reduction gearbox (32), and the output end of the driving motor (31) is connected with one end of the driving shaft (33) arranged in the reduction gearbox (32);

a driving wheel (34) is arranged at one end, away from the reduction gearbox (32), of the driving shaft (33), a one-way bearing is further arranged between the driving shaft (33) and the driving wheel (34), and the driving shaft (33) drives the driving wheel (34) to rotate through the one-way bearing;

the driving wheel (34) and the driven wheel (35) can press the driving plate to generate driving force; a driven shaft (37) is fixedly mounted below the driven wheel (35), and the driven wheel (35) is connected with the driven shaft (37) through a bearing;

the limiting guide assembly (36) is arranged between the side plate assemblies (30).

2. A friction drive as claimed in claim 1, characterized in that said adjustment base (2) comprises longitudinal adjustment means (21) and transverse adjustment means (22);

the longitudinal adjusting device (21) comprises a first plate (23), a second plate (24) and a longitudinal adjusting rod assembly (25), the longitudinal adjusting rod assembly (25) penetrates through the first plate (23) and the second plate (24) at the same time, and the second plate (24) can be close to or far away from the first plate (23) along the direction of the longitudinal adjusting rod assembly (25);

the transverse adjusting device (22) comprises a third plate (26) and a transverse adjusting rod (27), the transverse adjusting rod (27) penetrates through the second plate (24), the transverse adjusting rod (27) is connected with the second plate (24) in a sliding mode, the transverse adjusting rod (27) can be tightly connected with the second plate (24) through a fastener, and one end of the transverse adjusting rod (27) is abutted to the third plate (26).

3. A friction drive as claimed in claim 2, characterized in that said longitudinal adjustment rod assembly (25) comprises a first rod (251), a second rod (252);

the first rod (251) is respectively connected with the first plate (23) and the second plate (24) in a sliding way, and the first rod (251) can be fixedly connected with the first plate (23) and the second plate (24) through a fastener;

the second rod (252) is connected with the first plate (23) and the second plate (24) in a sliding mode, and the second rod (252) can be connected with the first plate (23) and the second plate (24) in a fastening mode through fasteners.

4. A friction drive as claimed in claim 2 or 3 wherein said side plate assembly (30) comprises a first side plate (301) and a second side plate (302), said first side plate (301) and said second side plate (302) being disposed on opposite sides of a third plate (26), said first side plate (301) being in the form of a regular cube and said second side plate (302) being in the form of an irregular cube.

5. A friction drive as claimed in claim 1, 2 or 3 wherein said driven wheel (35) is mounted on a driven wheel mounting bracket (38) by means of a driven shaft (37), said driven shaft (37) being rotatably connected to the driven wheel mounting bracket (38).

6. A friction drive as claimed in claim 5 wherein said limit guide assembly (36) comprises a limit assembly and a guide assembly, said limit assembly comprising at least one drive tension rod (361), said drive tension rod (361) having a pressure sleeve (362) and a pressure spring (363) at one end thereof, said drive tension rod (361) having another end thereof fastenable to said first side plate (301) by a fastener;

the pressing sleeve (362) can be tightly connected with the driving tightening rod (361) through a fastener, and the pressure spring (363) is arranged between the pressing sleeve (362) and the driven wheel mounting bracket (38).

7. A friction drive as claimed in claim 6 wherein said guide assembly comprises at least one drive support rod (364), one end of said drive support rod (364) being fastenable to the first side plate (301) by fasteners and the other end of said drive support rod (364) being fastenable to the second side plate (302) by fasteners; the driving support rod (364) is also provided with a guide sleeve (365), the inner side part of the guide sleeve (365) is connected with the driving support rod (364) in a sliding way, and the outer side part of the guide sleeve (365) is fixedly connected with the driven wheel mounting bracket (38); the driven wheel mounting bracket (38) can slide on the driving support rod (364) in a reciprocating manner through a guide sleeve (365).

8. A friction drive as claimed in claim 1, 2, 3, 6 or 7 wherein the connection of the drive shaft (33) to the reduction gearbox (32) is provided with a lip seal and bearing means.

9. A friction drive as claimed in claim 8 wherein said first side plate (301) is fitted with at least one bearing seat (4), said bearing seat (4) being fastened to said bearing cap (5) by fasteners at an end remote from said first side plate (301); the driving shaft (33) penetrates through the bearing seat (4) and the bearing cover (5), a bearing piece is arranged between the driving shaft (33) and the bearing seat (4), and the driving shaft (33) can be locked and limited when the bearing seat (4) is tightly matched with the bearing cover (5).

10. A friction drive as claimed in claim 1, 2, 3, 6, 7 or 9, characterized in that the two or more friction drives can be connected to each other by means of a support frame (1), and that the two or more friction drives can drive the logistics sorting apparatus to travel a greater distance.

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