CN211643798U

CN211643798U - Tractor clearance adjusting device

Info

Publication number: CN211643798U
Application number: CN202020153016.7U
Authority: CN
Inventors: 刘锋
Original assignee: Baoding Dynamic Machinery Equipment Manufacturing Co ltd
Current assignee: Baoding Dynamic Machinery Equipment Manufacturing Co ltd
Priority date: 2020-02-05
Filing date: 2020-02-05
Publication date: 2020-10-09
Anticipated expiration: 2030-02-05

Abstract

The utility model relates to a tractor technical field just discloses a tractor clearance adjustment device, which comprises a housin, the inner chamber bottom swing joint of casing has drive roller and lower driving roller down, the inner chamber top swing joint of casing has last driving roller and last drive roller, the drive roller has the band pulley one with the right-hand member of lower driving roller all fixed cup jointed down, the surperficial swing joint of band pulley one has belt one. The utility model discloses a when the thickness value of work piece self reduces, go up the drive roller and can fall down on the surface of work piece through the effect of gravity, make and go up the drive roller and carry out the up-and-down motion at the inner chamber of shifting chute to realize changing the interval value between drive roller and the last drive roller down, do not need the manual work to operate, the spring drives splint downstream, for swing joint provides decurrent effort at the last drive roller of splint bottom, make and go up the drive roller can with work piece in close contact with, avoid skidding, increase the practicality of device.

Description

Tractor clearance adjusting device

Technical Field

The utility model relates to a tractor technical field specifically is a tractor clearance adjustment device.

Background

The tractor is a device which is in contact with a workpiece through a driving roller, the rotation of the driving roller is in contact with the workpiece, and the driving roller drives the workpiece to move.

The existing tractor adopts an upper group of transmission devices and a lower group of transmission devices to respectively drive the driving rollers to rotate so as to adjust the gap, the production cost of the device is increased, or the gap of the tractor is adjusted by replacing a belt, the operation is complex, and the labor intensity of operators is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tractor clearance adjustment device, possess easy operation convenience, alleviateed operating personnel's intensity of labour's advantage, solved the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a tractor clearance adjustment device, includes the casing, the inner chamber bottom swing joint of casing has lower drive roller and lower driving roller, the inner chamber top swing joint of casing has last driving roller and last drive roller, the right-hand member of drive roller and lower driving roller has all fixedly cup jointed band pulley one down, the surperficial swing joint of band pulley one has belt one, band pulley two has all fixedly cup jointed down to the right flank of driving roller and last driving roller, the surperficial swing joint of band pulley two has belt two, the equal fixed cover of right-hand member of going up drive roller and last drive roller has had band pulley three, the surperficial swing joint of band pulley three has belt three, the right flank fixed mounting of casing has the frame, the top surface fixed mounting of frame has the motor, the shifting chute has all been seted up on the front and back two sides of casing.

The automatic feeding device is characterized in that a top plate is movably connected to the top end of the shell, a guide pillar is fixedly mounted on the bottom surface of the top plate, a spring is movably sleeved on the surface of the guide pillar, a clamping plate is fixedly mounted at the bottom of the guide pillar, a baffle is fixedly mounted in an inner cavity of the shell, connecting pipes are fixedly mounted on the front surface and the rear surface of the inner cavity of the shell, and balls are movably connected to the other ends of the connecting pipes.

The top plate is characterized in that sliding blocks are fixedly mounted at the left end and the right end of the top plate, the sliding blocks are movably connected in sliding grooves formed in the inner cavity of the shell, and the width value of the top plate is larger than the length value of the moving groove in the horizontal direction.

And carefully selecting, wherein the third belt wheel is positioned behind the second belt wheel in the vertical direction, and the first belt wheel and the third belt wheel are positioned on the same horizontal plane.

Carefully, the top surfaces of the lower driving roller and the lower driving roller are positioned on the same horizontal plane, the top surface of the lower driving roller is positioned above the top surface of the baffle, and the top surface of the lower driving roller and the bottom surface of the connecting pipe are positioned on the same horizontal plane.

And carefully selecting, wherein the moving groove is arc-shaped, and the bottom end of the moving groove and the center of the top plate are positioned on the same horizontal plane.

The fine selection is carried out, the front end and the rear end of the upper driving roller are movably connected with the inner cavity of the moving groove, and the front end and the rear end of the upper driving roller are respectively positioned in front of and behind the shell.

Carefully, the bottom end of the clamping plate is movably connected to the surface of the upper driving roller, and the clamping plate is located in the inner cavity of the shell in the vertical direction.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses an it changes at the thickness value of work piece in the shifting chute to go up drive roller swing joint, the work piece contacts with last drive roller, the thickness of work piece self becomes big can be with the ascending jack-up of last drive roller, when the thickness value of work piece self reduces, it can be on the surface of work piece downwards through the effect of gravity to go up the drive roller, make and go up the drive roller and carry out the up-and-down motion at the inner chamber of shifting chute, thereby realize changing the interval value between drive roller and the last drive roller down, do not need the manual work to operate, the spring drives splint downstream, provide decurrent effort for swing joint provides at the last drive roller of splint bottom, make and go up the drive roller can with work piece in close contact with, avoid skidding.

2. The utility model discloses an after putting into from the surface of lower drive roll at the inner chamber installation baffle work piece of casing, the bottom surface of work piece falls on the top surface of baffle, play the supporting role to the work piece through the baffle, when the surface of drive roll was transported down to the work piece from the top surface of baffle simultaneously, work piece and lower drive roll vertical contact have been avoided, protect the device, the life of device has been increased, at the inner chamber installation ball of connecting pipe, when the work piece transports, two sides and ball contact around the work piece, fix a position the work piece through the ball, avoid the work piece to take place the skew, increase the practicality of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of a structural pulley of the present invention;

FIG. 4 is an enlarged schematic view of the structure A of the present invention;

fig. 5 is an enlarged schematic view of the structure B of the present invention.

In the figure: 1. a housing; 2. a lower drive roller; 3. a lower driving roller; 4. an upper driving roller; 5. an upper drive roller; 6. a first belt wheel; 7. a first belt; 8. a second belt wheel; 9. a second belt; 10. a third belt wheel; 11. a third belt; 12. a frame; 13. a motor; 14. a moving groove; 15. a top plate; 16. a guide post; 17. a spring; 18. a splint; 19. a chute; 20. a slider; 21. a baffle plate; 22. a connecting pipe; 23. and a ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a tractor gap adjusting device comprises a housing 1, a top plate 15 is movably connected to the top end of the housing 1, sliders 20 are fixedly mounted at the left end and the right end of the top plate 15, the sliders 20 are movably connected in a sliding groove 19 formed in an inner cavity of the housing 1, when an upper driving roller 5 drives a clamping plate 18 to move up and down, the clamping plate 18 can be shifted in the horizontal direction, the sliding blocks 20 are movably connected in the sliding groove 19, the clamping plate 18 can be prevented from moving in the horizontal direction to drive a guide post 16 to shift, the device is protected, the service life of the device is prolonged, the width of the top plate 15 is larger than the length of a moving groove 14 in the horizontal direction, the guide post 16 is fixedly mounted on the bottom surface of the top plate 15, a spring 17 is movably sleeved on the surface of the guide post 16, the clamping plate 18 is fixedly mounted at the bottom of, the clamp plate 18 is positioned in the inner cavity of the shell 1 in the vertical direction, the guide post 16 drives the clamp plate 18 to move downwards to provide downward acting force for the upper driving roller 5 movably connected to the bottom of the clamp plate 18, so that the upper driving roller 5 can be in close contact with a workpiece to avoid slipping, a baffle 21 is fixedly arranged in the inner cavity of the shell 1, connecting pipes 22 are fixedly arranged on the front and back surfaces of the inner cavity of the shell 1, balls 23 are movably connected to the other ends of the connecting pipes 22, the balls 23 are arranged in the inner cavity of the connecting pipes 22, when the workpiece is transported, the front and back surfaces of the workpiece are in contact with the balls 23, the workpiece is positioned through the balls 23 to avoid deviation of the workpiece, a lower driving roller 2 and a lower driving roller 3 are movably connected to the bottom of the inner cavity of the shell 1, the top surfaces of the lower driving roller 2 and the lower driving roller 3 are positioned on the same horizontal plane, after a workpiece is placed into the inner cavity of the shell 1 from the surface of the lower transmission roller 3 through the baffle 21, the bottom surface of the workpiece falls on the top surface of the baffle 21, the workpiece is supported through the baffle 21, and meanwhile, when the workpiece is conveyed to the surface of the lower driving roller 2 from the top surface of the baffle 21, the workpiece is prevented from vertically contacting the lower driving roller 2, the device is protected, the service life of the device is prolonged, the top of the inner cavity of the shell 1 is movably connected with the upper transmission roller 4 and the upper driving roller 5, the front end and the rear end of the upper driving roller 5 are movably connected with the inner cavity of the moving groove 14, the front end and the rear end of the upper driving roller 5 are respectively positioned in front of and behind the shell 1, the upper driving roller 5 is movably connected in the moving groove 14, when the thickness value of the workpiece changes, the workpiece is contacted with the upper driving roller 5, the thickness of the workpiece per se is, the upper driving roller 5 can fall down on the surface of a workpiece under the action of gravity to enable the upper driving roller 5 to move up and down in the inner cavity of the moving groove 14, so that the change of the distance value between the lower driving roller 2 and the upper driving roller 5 is realized, manual operation is not needed, the right ends of the lower driving roller 2 and the lower driving roller 3 are fixedly sleeved with a belt wheel I6, the surface of the belt wheel I6 is movably connected with a belt wheel I7, the right side surfaces of the lower driving roller 3 and the upper driving roller 4 are fixedly sleeved with a belt wheel II 8, the surface of the belt wheel II 8 is movably connected with a belt wheel II 9, the right ends of the upper driving roller 4 and the upper driving roller 5 are fixedly sleeved with a belt wheel III 10, the lower driving roller 2 and the upper driving roller 5 rotate to be in contact with the workpiece to guide and pull the workpiece, the belt wheel III 10 is positioned behind the belt wheel II 8 in the vertical direction, the belt wheel I, the motor 13 drives the belt wheel I6 to rotate, the belt wheel I6 drives the lower driving roller 3 to rotate through the belt I7, the rotation of the lower driving roller 3 drives the belt wheel II 8 to rotate, the belt II 9 movably connected with the surface of the belt wheel II 8 drives the upper driving roller 4 to rotate, the right end of the upper driving roller 4 is sleeved with the belt wheel III 10 and is movably connected with the surface of the belt wheel III 10 through the belt wheel III 11 to drive the upper driving roller 5 to rotate, the right side surface of the shell 1 is fixedly provided with the rack 12, the top surface of the rack 12 is fixedly provided with the motor 13, the front and the rear surfaces of the shell 1 are both provided with the moving grooves 14, the moving grooves 14 are arc-shaped, the bottom ends of the moving grooves 14 and the center of the top plate 15 are positioned on the same horizontal plane, the moving grooves 14 are arc-shaped, the distance value between the moving grooves 14 and the upper driving roller 4 is ensured to be, increasing the service life of the device.

The working principle is as follows: when the device is used, the motor 13 drives the belt wheel I6 to rotate, the belt wheel I6 drives the lower driving roller 3 to rotate through the belt I7, the belt wheel II 8 is driven to rotate by the rotation of the lower driving roller 3, the belt II 9 movably connected with the surface of the belt wheel II 8 drives the upper driving roller 4 to rotate, the right end of the upper driving roller 4 is sleeved with the belt wheel III 10 and is movably connected with the surface of the belt wheel III 10 through the belt wheel III 11 to drive the upper driving roller 5 to rotate, so that the lower driving roller 2 and the upper driving roller 5 rotate to be in contact with a workpiece to guide and draw the workpiece, the upper driving roller 5 is movably connected in the moving groove 14, when the thickness value of the workpiece changes, the workpiece is in contact with the upper driving roller 5, the thickness of the workpiece per se increases to jack the upper driving roller 5 upwards, when the thickness value of the workpiece per se decreases, the upper driving roller 5 falls down on the surface of the workpiece through the action of gravity, therefore, the distance value between the lower driving roller 2 and the upper driving roller 5 is changed, manual operation is not needed, the guide post 16 drives the clamping plate 18 to move downwards to provide downward acting force for the upper driving roller 5 movably connected to the bottom of the clamping plate 18, so that the upper driving roller 5 can be in close contact with a workpiece to avoid slipping, after the workpiece is placed into the inner cavity of the shell 1 from the surface of the lower driving roller 3, the bottom surface of the workpiece is positioned on the top surface of the baffle plate 21, the baffle plate 21 plays a role in supporting the workpiece, while the workpiece is conveyed from the top surface of the shutter 21 to the surface of the lower driving roller 2, the workpiece is prevented from vertically contacting the lower driving roller 2, protecting the device, prolonging the service life of the device, installing a ball 23 in the inner cavity of the connecting pipe 22, when the workpiece is transported, the front surface and the back surface of the workpiece are in contact with the balls 23, and the workpiece is positioned through the balls 23, so that the workpiece is prevented from deviating.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tractor clearance adjustment device, includes casing (1), its characterized in that: the inner chamber bottom swing joint of casing (1) has lower drive roller (2) and lower driving roller (3), the inner chamber top swing joint of casing (1) has upper drive roller (4) and upper drive roller (5), the right-hand member of lower drive roller (2) and lower driving roller (3) has all fixedly cup jointed band pulley (6), the surface swing joint of band pulley (6) has belt (7), the right flank of lower driving roller (3) and upper drive roller (4) has all fixedly cup jointed band pulley two (8), the surface swing joint of band pulley two (8) has belt two (9), the right-hand member of upper drive roller (4) and upper drive roller (5) has all fixedly cup jointed band pulley three (10), the surface swing joint of band pulley three (10) has belt three (11), the right flank fixed mounting of casing (1) has frame (12), the top surface fixed mounting of frame (12) has motor (13), shifting chute (14) have all been seted up to the front and back two sides of casing (1).

2. A tractor clearance adjustment device according to claim 1, wherein: the top end swing joint of casing (1) has roof (15), the bottom surface fixed mounting of roof (15) has guide pillar (16), spring (17) have been cup jointed in the surface activity of guide pillar (16), the bottom fixed mounting of guide pillar (16) has splint (18), the inner chamber fixed mounting of casing (1) has baffle (21), equal fixed mounting in both sides has connecting pipe (22) around the inner chamber of casing (1), the other end swing joint of connecting pipe (22) has ball (23).

3. A tractor clearance adjustment device according to claim 2, wherein: the left end and the right end of the top plate (15) are fixedly provided with sliding blocks (20), the sliding blocks (20) are movably connected in sliding grooves (19) formed in the inner cavity of the shell (1), and the width value of the top plate (15) is larger than the length value of the moving groove (14) in the horizontal direction.

4. A tractor clearance adjustment device according to claim 1, wherein: the third belt wheel (10) is located behind the second belt wheel (8) in the vertical direction, and the first belt wheel (6) and the third belt wheel (10) are located on the same horizontal plane.

5. A tractor clearance adjustment device according to claim 1, wherein: the top surface of lower drive roller (2) and lower drive roller (3) is in same horizontal plane, the top surface of lower drive roller (2) is located the top of baffle (21) top surface, the top surface of lower drive roller (2) is in same horizontal plane with the bottom surface of connecting pipe (22).

6. A tractor clearance adjustment device according to claim 1, wherein: the moving groove (14) is arc-shaped, and the bottom end of the moving groove (14) and the center of the top plate (15) are positioned on the same horizontal plane.

7. A tractor clearance adjustment device according to claim 1, wherein: the front end and the rear end of the upper driving roller (5) are movably connected to the inner cavity of the moving groove (14), and the front end and the rear end of the upper driving roller (5) are respectively positioned in front of and behind the shell (1).

8. A tractor clearance adjustment device according to claim 2, wherein: the bottom end of the clamping plate (18) is movably connected to the surface of the upper driving roller (5), and the clamping plate (18) is located in the inner cavity of the shell (1) in the vertical direction.