CN215733873U

CN215733873U - Transmission mechanism for agricultural machine accessory machining lathe

Info

Publication number: CN215733873U
Application number: CN202122324769.7U
Authority: CN
Inventors: 宋鹏坤; 宋雪静; 宋启俊; 宋雪彤; 宋雪怡
Original assignee: Xingtai Shenglong Auto Parts Co ltd
Current assignee: Xingtai Shenglong Auto Parts Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-01
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of agricultural machine accessory processing lathes, and provides a transmission mechanism for the agricultural machine accessory processing lathe, which is convenient for timely stopping a main shaft and has less vibration in the rotation process of the main shaft, and comprises an installation seat and the main shaft, wherein the main shaft is in rotary fit with the installation seat, the installation seat is provided with a driving motor through an installation plate, an output shaft of the driving motor is in transmission connection with the main shaft through a belt, a motor speed regulator is arranged on the installation seat and is electrically connected with the driving motor, a stopping hydraulic cylinder is arranged on the installation seat, a braking stopping ring is rotatably connected in the installation seat, the output end of the stopping hydraulic cylinder is in rotary connection with the braking stopping ring, a fixed ring is connected in the installation seat through a plurality of fixed rods, the main shaft is positioned in the fixed ring, a damping assembly is connected in the fixed ring, the damping assembly comprises a plurality of damping blocks, and the damping blocks are in an arc shape, the damping block is connected with the fixed ring through a damping spring and a telescopic rod, and the mounting seat is connected with a limiting assembly.

Description

Transmission mechanism for agricultural machine accessory machining lathe

Technical Field

The utility model relates to the technical field of agricultural machine accessory processing lathes, in particular to a transmission mechanism for an agricultural machine accessory processing lathe.

Background

As is well known, a lathe can be used for turning a workpiece, and is required to be used for turning during the production process of agricultural machine accessories, the lathe is mainly used for machining the workpiece by matching the rotation of the workpiece with a cutter, and the rotation of the workpiece is mainly realized by a transmission mechanism.

Through the retrieval, chinese patent application number is CN 209614278U's utility model discloses a roll lathe spindle drive mechanism, its roughly description does, including lathe body, lathe body one end is equipped with the mount pad, inside headstock and the motor of being equipped with of mount pad, and the mount pad outside is equipped with hydraulic chuck, the inside main shaft that is equipped with of headstock, the main shaft outside is equipped with first axle sleeve, and the both ends outside of first axle sleeve all is equipped with the bearing, the front end of main shaft passes headstock and mount pad and through screw and hydraulic chuck fixed connection, the afterbody of main shaft is equipped with connecting portion, and connecting portion salient in the headstock, the connecting portion outside is equipped with the external splines, the outside of headstock is equipped with second axle sleeve and first fixed plate, first fixed plate passes through the vertical fixing in the mount pad upper end of screw.

Although the service life of the spindle can be effectively prolonged by the aid of the technical scheme, the spindle is driven to rotate by the aid of chain transmission, when a workpiece is required to rotate, the motor is controlled to be turned off, the workpiece continues to move forwards under the action of inertia and stops slowly, time is wasted, meanwhile, when the workpiece is mistakenly machined or other objects are rolled in the rotating process, the workpiece is not stopped timely, damage and expansion can be caused, the workpiece can vibrate along with the workpiece due to large vibration in the rotating process, and machining precision is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a transmission mechanism for an agricultural machine accessory machining lathe, and aims to solve the problems that the prior art provided by the background art is inconvenient for timely stopping rotation of a main shaft and the vibration of the main shaft is large in the rotating process.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be used for agricultural machinery accessory to process drive mechanism for lathe, includes mount pad and main shaft, main shaft and mount pad are normal running fit, driving motor is installed through the mounting panel in the inside of mount pad, driving motor's output shaft passes through the belt and main shaft drive connects, the installing port has been seted up on the mount pad to installing port department installs the motor speed regulator, motor speed regulator and driving motor electric connection, install the stall pneumatic cylinder on the mount pad, the internal rotation of mount pad is connected with the stop ring of stopping, the output and the stop ring of stopping of pneumatic cylinder rotate to be connected, the inside of mount pad is connected with the retainer plate through a plurality of dead levers, the main shaft is located the inside of retainer plate to the internal connection of retainer plate has damper, be connected with spacing subassembly on the mount pad.

Preferably, the damping component comprises a plurality of damping blocks, the damping blocks are in an arc shape, and the damping blocks are connected with the fixing ring through damping springs and telescopic rods.

Furthermore, the limiting assembly comprises a limiting plate, a limiting groove is formed in the mounting seat, and the spindle extends into the limiting groove and is connected with the limiting plate.

Still further, a plurality of shock absorbing balls are rotatably connected to the shock absorbing blocks.

As a further scheme of the scheme, both ends of the limiting plate are rotatably connected with a plurality of balls.

As a further scheme of the scheme, a plurality of anti-slip pads are connected to the brake rings and are in contact with the main shaft.

On the basis of the scheme, the main shaft is connected with two limiting rings, and the belt is located between the two limiting rings.

Further on the basis of the above scheme, an access hole is formed in the mounting seat, and an access door is hinged to the access hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a transmission mechanism for an agricultural machine accessory machining lathe, which has the following beneficial effects:

1. according to the utility model, the driving motor can be stopped through the motor speed regulator, the stopping ring can be driven to rotate and abut against the main shaft through the stopping hydraulic cylinder, the stopping ring is in a ring shape, so that contact points with the main shaft can be increased conveniently, the main shaft can be stopped timely conveniently, the position of a workpiece is fixed, the stopping hydraulic cylinder rises to drive the stopping ring to be away from the main shaft, the main shaft can be driven to rotate continuously through the driving motor, and compared with the prior art, the scheme is convenient for stopping the main shaft timely, and the time is saved.

2. According to the utility model, the main shaft is positioned in the fixing ring, the damping assembly supports and limits the main shaft by abutting against the surface of the main shaft, so that the shaking of the main shaft is reduced, meanwhile, the damping assembly is convenient for absorbing the vibration generated by the main shaft, the rotating stability of the main shaft is ensured, and the main shaft can be limited by the limiting assembly, so that the stability of the main shaft is further improved.

Drawings

FIG. 1 is a partially cut-away perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

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

FIG. 4 is a schematic view of a three-dimensional structure of the fixing ring, the damping block, the damping spring, the telescopic rod and the like.

In the figure: 1. a mounting seat; 2. a main shaft; 3. mounting a plate; 4. a drive motor; 5. a belt; 6. a motor speed regulator; 7. stalling the hydraulic cylinder; 8. braking and stopping the ring; 9. fixing the rod; 10. a stationary ring; 11. a damper block; 12. a damping spring; 13. a telescopic rod; 14. a limiting plate; 15. a shock absorbing ball; 16. a ball bearing; 17. a non-slip mat; 18. a limiting ring; 19. an access door.

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.

Examples

Referring to fig. 1-4, a transmission mechanism for an agricultural machinery accessory processing lathe comprises a mounting seat 1 and a main shaft 2, the main shaft 2 is rotatably matched with the mounting seat 1, an access hole is formed in the mounting seat 1, an access door 19 is hinged at the access hole, and is convenient for overhauling each element in the mounting seat 1, a driving motor 4 is installed in the mounting seat 1 through a mounting plate 3, an output shaft of the driving motor 4 is in transmission connection with the main shaft 2 through a belt 5, the main shaft 2 can be driven to rotate through the driving of the driving motor 4 and the transmission action of the belt 5, two limiting rings 18 are connected on the main shaft 2, the belt 5 is positioned between the two limiting rings 18, so that the stability of the belt 5 is improved, the mounting seat 1 is provided with the mounting hole, a motor speed regulator 6 is installed at the mounting hole, and the motor speed regulator 6 is electrically connected with the driving motor 4, motor speed regulator 6 can adjust the rotational speed of motor, thereby control the rotational speed of work piece, install stall pneumatic cylinder 7 on the mount pad 1, the internal rotation of mount pad 1 is connected with stop ring 8, the output of stall pneumatic cylinder 7 and stop ring 8 rotate to be connected, can drive stop ring 8 through stall pneumatic cylinder 7 and rotate and contradict on main shaft 2, stop ring 8 is the circled form, be convenient for increase and main shaft 2's contact point, thereby be convenient for carry out timely stall to main shaft 2, fix the position of work piece, stall pneumatic cylinder 7 rises and drives stop ring 8 and keep away from main shaft 2, can continue to drive main shaft 2 through driving motor 4 and rotate.

It should be further described that a plurality of anti-slip pads 17 are connected to the brake ring 8, and the anti-slip pads 17 are in contact with the main shaft 2, so as to improve the friction force between the brake ring 8 and the main shaft 2, thereby facilitating the timely stalling treatment of the main shaft 2, and at the same time, reducing the direct contact between the brake ring 8 and the main shaft 2, and protecting the brake ring and the main shaft from wear, the fixing ring 10 is connected to the inside of the mounting seat 1 through a plurality of fixing rods 9, the main shaft 2 is located inside the fixing ring 10, and a damping assembly is connected to the inside of the fixing ring 10, the damping assembly includes a plurality of damping blocks 11, the damping blocks 11 are arc-shaped, the damping blocks 11 are connected to the fixing ring 10 through damping springs 12 and telescopic rods 13, the damping blocks 11 can be abutted to the surface of the main shaft 2 through the damping springs 12, so as to support and limit the main shaft 2, and in the rotating process of the main shaft 2, the vibrations generated by the main shaft 2 can be absorbed through the damping springs 12, the stability of the main shaft 2 is ensured, the telescopic rod 13 can ensure the stability of the damping block 11, the damping block 11 is rotatably connected with a plurality of damping balls 15, the damping balls 15 are convenient for reducing the direct contact between the main shaft 2 and the damping block 11 and reducing the abrasion between the main shaft and the damping block, meanwhile, the resistance of the main shaft 2 in rotation is reduced, the driving motor 4 is convenient to drive the main shaft 2 to rotate, the mounting seat 1 is connected with a limiting component, the limiting component comprises a limiting plate 14, a limiting groove is formed in the mounting seat 1, the main shaft 2 extends into the limiting groove and is connected with the limiting plate 14, the cooperation through limiting plate 14 and spacing groove is convenient for carry on spacingly to main shaft 2, avoids main shaft 2 to produce and slides, improves main shaft 2's stability, and the both ends of limiting plate 14 are all rotated and are connected with a plurality of balls 16, are convenient for reduce the resistance between limiting plate 14 and the spacing groove to be convenient for reduce the hindrance of limiting plate 14 to the rotatory production of main shaft 2.

The driving motor 4, the motor speed regulator 6 and the stalling hydraulic cylinder 7 in the embodiment are conventional devices which are purchased from the market and are well known to those skilled in the art, the model of the driving motor 4 is FY110TC650A, the model of the motor speed regulator 6 is US, and the model of the stalling hydraulic cylinder 7 is CX-SD/LA, and the models can be selected or customized according to actual needs, in the patent, the driving motor 4 is only used, the structure and the function of the driving motor are not improved, the setting mode, the installation mode and the electric connection mode are set, for those skilled in the art, only debugging operation is needed according to the requirements of the use specification, and the description is omitted, and the driving motor 4, the motor speed regulator 6 and the stalling hydraulic cylinder 7 are all provided with control switches matched with the driving motor 4, the motor speed regulator 6 and the stalling hydraulic cylinder 7, and the installation positions of the control switches are selected according to actual use requirements, the operation control of the operators is convenient.

In summary, the working principle and working process of the transmission mechanism for the agricultural machine accessory machining lathe are that, when in use, the transmission mechanism for the agricultural machine accessory machining lathe is firstly placed at a place to be used, the driving motor 4 is connected with a forward and reverse circuit according to the specification, the main shaft 2 can be driven to rotate through the rotation of the output shaft of the driving motor 4 and the transmission action of the belt 5, so as to drive a workpiece to rotate, the cutting machining is carried out, the rotating speed of the driving motor 4 can be adjusted through the motor speed regulator 6, so as to control the rotating speed of the workpiece, so as to meet different machining requirements, the main shaft 2 is positioned among a plurality of damping blocks 11, the damping blocks 11 are abutted to the main shaft 2 through the damping springs 12, so as to support and limit the main shaft 2, and meanwhile, in the working process, the damping springs 12 can absorb the vibration generated by the main shaft 2, the mounting base 1 and the like, guarantee main shaft 2 pivoted stability, limiting plate 14 can be spacing to main shaft 2 simultaneously, avoid it to produce and slide, when needs fix the work piece, operating personnel closes driving motor 4, open stall pneumatic cylinder 7 simultaneously, can drive stop ring 8 through stall pneumatic cylinder 7 and rotate and contradict slipmat 17 on main shaft 2, thereby carry out timely stall to main shaft 2, the position to the work piece fix can, when needing to continue to rotate the work piece, control stall pneumatic cylinder 7 rises and drives stop ring 8 and keep away from main shaft 2, can continue to drive main shaft 2 through driving motor 4 and rotate.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The transmission mechanism for the agricultural machinery accessory processing lathe comprises a mounting seat (1) and a main shaft (2), and is characterized in that the main shaft (2) and the mounting seat (1) are in running fit, a driving motor (4) is installed inside the mounting seat (1) through a mounting plate (3), an output shaft of the driving motor (4) is in transmission connection with the main shaft (2) through a belt (5), a mounting opening is formed in the mounting seat (1), a motor speed regulator (6) is installed at the mounting opening, the motor speed regulator (6) is electrically connected with the driving motor (4), a stalling hydraulic cylinder (7) is installed on the mounting seat (1), a stopping ring (8) is rotatably connected inside the mounting seat (1), an output end of the stalling hydraulic cylinder (7) is rotatably connected with the stopping ring (8), a fixing ring (10) is connected inside the mounting seat (1) through a plurality of fixing rods (9), the main shaft (2) is located inside the fixing ring (10), the inside of the fixing ring (10) is connected with a damping assembly, and the mounting seat (1) is connected with a limiting assembly.

2. The transmission mechanism for the agricultural machine accessory machining lathe is characterized in that the damping assembly comprises a plurality of damping blocks (11), the damping blocks (11) are arc-shaped, and the damping blocks (11) are connected with the fixing ring (10) through damping springs (12) and telescopic rods (13).

3. The transmission mechanism for the agricultural machinery accessory processing lathe according to claim 2, characterized in that the limiting component comprises a limiting plate (14), a limiting groove is formed in the mounting seat (1), and the main shaft (2) extends into the limiting groove and is connected with the limiting plate (14).

4. The transmission mechanism for the agricultural machine accessory machining lathe according to claim 3, characterized in that a plurality of shock absorbing balls (15) are rotatably connected to the shock absorbing block (11).

5. The transmission mechanism for the agricultural machine accessory machining lathe according to claim 4, characterized in that a plurality of balls (16) are rotatably connected to both ends of the limiting plate (14).

6. The transmission mechanism for the agricultural machine accessory machining lathe according to claim 5, characterized in that a plurality of anti-skid pads (17) are connected to the brake stop ring (8), and the anti-skid pads (17) are in contact with the main shaft (2).

7. The transmission mechanism for the agricultural machine accessory machining lathe according to claim 6, characterized in that two limiting rings (18) are connected to the main shaft (2), and the belt (5) is located between the two limiting rings (18).

8. The transmission mechanism for the agricultural machinery accessory machining lathe is characterized in that an access hole is formed in the mounting seat (1), and an access door (19) is hinged to the access hole.