CN215843352U

CN215843352U - Central gear lifting assembling and disassembling frame of multi-shaft high-speed sand mill

Info

Publication number: CN215843352U
Application number: CN202122238157.6U
Authority: CN
Inventors: 汪伟民; 李明锁; 陈永平
Original assignee: Nanjing Likavi Intelligent Technology Co ltd
Current assignee: Nanjing Likavi Intelligent Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-18
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a central gear lifting assembling and disassembling frame of a multi-shaft high-speed sand mill, which relates to the field of grinding mills and aims to solve the problem that a motor under a base of a traditional grinding mill is inconvenient to maintain; the motor side wall is provided with a connecting plate, a connecting hole is formed in the connecting plate, a fixing hole is formed in the position, corresponding to the connecting hole, of the side wall of the motor, and connecting bolts penetrate through the fixing hole and the connecting hole.

Description

Central gear lifting assembling and disassembling frame of multi-shaft high-speed sand mill

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a central gear lifting assembly and disassembly frame of a multi-shaft high-speed sand mill.

Background

At present, a sand mill is used for adding materials into a limited cylinder space, and grinding the materials through a stirring rod and a steel ball, so that the volume of the materials in the cylinder is further reduced until the materials in the cylinder reach a target particle size.

The existing multi-shaft grinding machine comprises a barrel body, one end of the barrel body is located on a base, a plurality of stirring rods are arranged in the barrel body, a driven driving shaft for driving the stirring rods to rotate is arranged on the base, a positioning sleeve shell wrapping the outside of the driven driving shaft is arranged in the base in a penetrating mode, a driven gear is fixedly sleeved at one end, away from the stirring rods, of the driven driving shaft, a driving device for driving the driven gear to rotate is arranged on one side, away from the barrel body, of the base, the driving device comprises a motor fixed on the base, a driving shaft is arranged on the motor in a rotating mode, a driving gear is fixedly sleeved on the driving shaft and meshed between the driven gears, the driving device is installed on one side, close to the base, of the ground, when the motor and the driving gear need to be maintained, the motor and the driving gear are detached from the base together with the driving gear, and maintenance and overhaul can be carried out.

The above prior art solutions have the following drawbacks: the motor has certain weight itself, and motor and drive gear install between base and ground moreover, and the application of force space that leads to the maintainer is limited, brings very big inconvenience for the maintenance of motor, and this problem is waited for and is solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a central gear lifting assembly and disassembly frame of a multi-shaft high-speed sand mill, which has the function of facilitating an operator to maintain a motor.

In order to achieve the purpose, the utility model provides the following technical scheme:

a central gear lifting assembly and disassembly frame of a multi-shaft high-speed sand mill comprises a base, wherein a synchronous plate for placing a motor is fixedly arranged on one side, close to the ground, of the base, lifting rods are arranged at four corners of the synchronous plate in a sliding mode, one ends, far away from the synchronous plate, of the lifting rods are fixed on the base, a lifting device for driving the lifting rods to move up and down on the synchronous plate is arranged on the synchronous plate, and a synchronizing device for controlling the lifting device to work synchronously is arranged on the synchronous plate; the one side that the base was kept away from to synchronous board is provided with the connecting plate, the connecting hole has been seted up on the connecting plate, the fixed orifices has been seted up to the position that the motor lateral wall corresponds the connecting hole, wear to be equipped with connecting bolt in fixed orifices and the connecting hole.

Through adopting above-mentioned technical scheme, motor and driving gear are all installed on the synchronizing plate, then fix on the base through the lifting rod of synchronizing plate through the four corners, when operating personnel need dismantle motor and driving gear and overhaul, as long as drive hoisting device is through changing the removal of synchronous plate position control motor and driving gear vertical direction on the lifting rod on the base, it is the same that synchronizing device guarantees four lifting rods displacement volume on the synchronizing plate simultaneously, but heavier motor and the steady placing of driving gear are subaerial after, operating personnel just can conveniently take out the motor from the base down, thereby play the effect that makes things convenient for operating personnel to overhaul the motor.

Furthermore, the synchronous plate is provided with a dismounting groove corresponding to the penetrating track of the connecting bolt, one end of the connecting bolt is in threaded fit with a connecting nut, a gasket is arranged at one end of the connecting nut close to the side wall of the connecting plate, and the gasket is sleeved on the connecting bolt.

Through adopting above-mentioned technical scheme, when the motor need be installed on synchronous board, as long as close synchronous board lid on the motor, then wear to establish connecting bolt in fixed orifices and connecting hole, operating personnel can establish coupling nut on connecting bolt through the space of dismantling the groove to play and make things convenient for operating personnel to fix the effect on synchronous board with the motor.

Further, the lifting device comprises a lifting cylinder fixed on the synchronous plate, a lifting worm wheel is arranged on the inner side wall of the lifting cylinder in a rotating mode, the lifting rod penetrates through the lifting worm wheel, the lifting worm wheel and the lifting rod are arranged in a threaded fit mode, the outer side wall of the lifting cylinder is provided with a lifting worm meshed with the lifting worm wheel in a rotating mode, and a protection cylinder wrapped on the lifting worm is arranged on the outer side of the lifting cylinder.

Through adopting above-mentioned technical scheme, when hoisting device need lift the pull rod on synchronous board, as long as will rotate the promotion worm, the promotion worm can drive and promote the worm wheel and rotate, thereby it is flexible at the vertical direction of synchronous board to promote the worm wheel interlock and promote the worm and drive the worm to play the effect that makes things convenient for operating personnel to stretch out and draw back on synchronous board and carry the pull rod.

Further, synchronizer includes the synchronizing bar of the adjacent worm in connection motor length direction both ends, be provided with the deviator that changes the worm transmission direction on the synchronous board, the deviator includes the diversion shell, the diversion shell sets up the one end of keeping away from the synchronizing bar at the worm, rotates between the adjacent diversion shell and is provided with the drive synchronizing bar, be provided with on the synchronous board and drive synchronizing bar pivoted drive assembly.

Through adopting above-mentioned technical scheme, the synchronizing bar can drive two adjacent worms simultaneously and rotate, and the deviator drives two through the synchronization drive pole simultaneously and promotes the worm and rotate, and four promotion worms just so can rotate simultaneously, and four lifting rod just can be with upper and lower to play the effect that makes things convenient for operating personnel to control synchronous board and reciprocate on the base.

Further, drive assembly establishes the drive worm wheel on the drive synchronizing bar including fixed cover, be provided with the lid on the synchronizing plate and drive the shell on the drive worm wheel, the drive shell internal rotation is provided with the drive worm of meshing drive worm wheel, the one end of drive worm stretches out and is provided with the actuating lever.

By adopting the technical scheme, when an operator needs to drive the driving synchronous rod to rotate, as long as the driving rod is held, the driving rod drives the driving worm to rotate, the driving worm is meshed with the driving worm wheel, and the driving worm wheel drives the driving synchronous rod, so that the effect of conveniently controlling the synchronous driving rod by the operator is achieved.

Furthermore, the synchronous plate is provided with a fixing frame for erecting the driving rod, and the fixing frame is arranged at one end, far away from the driving shell, of the driving rod.

Through adopting above-mentioned technical scheme, the mount can be erect the one end that the drive worm was kept away from to the actuating lever, prevents that the one end that the drive worm was kept away from to the actuating lever from conflicting synchronous board.

Further, it is characterized in that: the fixing frame comprises a fixing block, a rotating bearing is arranged in the fixing block, the rotating bearing is fixedly sleeved on the driving rod, and the rotating bearing penetrates through the fixing block.

Through adopting above-mentioned technical scheme, set up rolling bearing in the fixed block, rolling bearing overlaps and establishes on the actuating lever, and the bearing can become rolling friction with the sliding friction between actuating lever and the fixed block to play and reduce the power that the drive rotation in-process received, and then play and make things convenient for operating personnel to rotate the effect of actuating lever.

In conclusion, the beneficial technical effects of the utility model are as follows:

1. the synchronous plate, the lifting rod, the driving device and the synchronous device are adopted, so that the effect of facilitating the maintenance of the motor by operators is achieved;

2. a lifting cylinder, a lifting worm wheel and a lifting worm are adopted, so that the effect of driving the base to synchronously move up and down is achieved;

3. the synchronous rod, the direction changing device and the driving synchronous rod are adopted, so that the effect of synchronously controlling the four lifting rods to move up and down is achieved.

Drawings

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

FIG. 2 is a schematic view of the inside of the barrel body according to the present invention;

FIG. 3 is a schematic view of the structure at the base of the present invention;

FIG. 4 is a schematic diagram of an exploded structure between a base and a driving device in the present invention;

FIG. 5 is a schematic diagram of an exploded structure between the synchronizing plate and the motor according to the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 5;

fig. 7 is an enlarged schematic view of a portion B in fig. 5.

In the figure, 1, a barrel body; 11. a base; 12. a stirring rod; 13. a driven drive shaft; 14. positioning the casing; 15. a driven gear; 16. a drive device; 17. a motor; 18. a drive shaft; 19. a driving gear; 2. a synchronization board; 21. lifting a pull rod; 22. disassembling the groove; 23. a connecting nut; 24. a gasket; 3. a synchronization device; 31. a synchronization lever; 32. a direction changing device; 33. a turning shell; 34. driving the synchronizing bar; 4. a lifting device; 41. a lifting cylinder; 42. a protective cylinder; 43. a lifting worm; 5. a drive assembly; 51. a drive worm gear; 52. a drive case; 53. a drive worm; 54. a drive rod; 6. a connecting plate; 61. connecting holes; 62. a fixing hole; 63. a connecting bolt; 7. a fixed mount; 71. a fixed block; 72. and rotating the bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the center gear lifting assembly and disassembly stand for a multi-shaft high-speed sand mill disclosed by the utility model comprises a base 11, a barrel body 1 is arranged on the base 11, the barrel body 1 is cylindrical and hollow, the barrel body 1 is integrally arranged into two layers, three stirring rods 12 are arranged on the base 11, plane connecting lines of the three stirring rods 12 are arranged in an equilateral triangle, a driving device 16 is arranged on one surface of the base 11, which is far away from the stirring rods 12, the driving device 16 comprises a motor 17 fixed on the base 11, an operator can indirectly control the rotation of the stirring rods 12 through the motor 17, when the operator needs to grind powder in the barrel body 1, only the motor 17 is started, the motor 17 drives the stirring rods 12 to rotate, and the stirring rods 12 impact powder particles in the barrel body 1.

Referring to fig. 2 and 3, motor 17 is last to rotate and is provided with driving shaft 18, driving shaft 18 is last to fix and is equipped with driving gear 19, the position that corresponds puddler 12 in the base 11 runs through and is provided with driven drive shaft 13, the one end that puddler 12 is close to base 11 is fixed on driven drive shaft 13, driven drive shaft 13 is kept away from puddler 12 one end lateral wall cover and is equipped with driven gear 15, and three driven gear 15 meshes with driving gear 19 respectively, the fixed location cover case 14 that is provided with in the one side of puddler 12 is kept away from at base 11 in order to fix driven drive shaft 13's position, location cover case 14 cover is established on driven drive shaft 13, when operating personnel need drive puddler 12 and rotate, as long as starter motor 17, motor 17 drives driving gear 19 and rotates, driving gear 19 drives driven gear 15 and rotates, it can to drive puddler 12 from the gear and rotate.

Referring to fig. 4 and 5, the driving gear is fixed on the motor 17, the motor 17 is fixed on the synchronizing plate 2, the synchronizing plate 2 is fixed on one surface of the base 11 far away from the barrel body 1 through the lifting rod 21, one surface of the synchronizing plate 2 far away from the base 11 is provided with two connecting plates 6, the two connecting plates 6 are arranged in a right angle shape, the two connecting plates 6 are respectively arranged corresponding to the side wall and the end surface of the motor 17, the two connecting plates 6 are both arranged perpendicular to the connecting plates 6, the connecting plates 6 are provided with connecting holes 61, the side wall and the end surface of the motor 17 are both provided with fixing holes 62, the fixing holes 62 are arranged corresponding to the connecting holes 61, connecting bolts 63 are arranged in the connecting holes 61 and the fixing holes 62 in a penetrating manner, connecting nuts 23 are arranged on the connecting bolts 63 in a threaded manner, an operator can fix the position of the motor 17 on the synchronizing plate 2 through the connecting bolts 63 arranged in the connecting holes 61 and the fixing holes 62 in a penetrating manner, in order to facilitate the attachment and detachment of the coupling nut 23 and the coupling bolt 63, the synchronizing plate 2 is provided with the detaching groove 22, and the detaching groove 22 is provided along the passing trajectory of the coupling bolt 63.

Referring to fig. 4 and 5, four corners department of synchronous board 2 sets up lifting device 4 that drives lifting rod 21 and reciprocate, lifting device 4 establishes lifting cylinder 41 on lifting rod 21 including the cover, lifting cylinder 41 is fixed on synchronous board 2, lifting cylinder 41 internal rotation is provided with the lifting worm wheel, lifting worm wheel cover is established on lifting rod 21, lifting worm wheel and carrying are the screw-thread fit setting, lifting cylinder 41 outside is rotated and is provided with the promotion worm 43 that meshes the lifting worm wheel, lifting cylinder 41 lateral wall is provided with the protective barrel 42 of cover on promoting worm 43, operating personnel can rotate through promotion worm 43 and drive the lifting worm wheel and rotate, it reciprocates to rotate through lifting worm wheel and drive lifting rod 21.

Referring to fig. 5 and 6, four lifting devices 4 are provided, in order to enable the four lifting devices 4 to work synchronously, a synchronizing plate 2 is provided with a synchronizing device 3, the synchronizing device 3 comprises a synchronizing rod 31 connected between adjacent lifting worms 43, the synchronizing rod 31 is provided with two ends respectively arranged at the length direction of a motor 17, the synchronizing plate 2 is provided with a direction changing device 32 with a cover plate for changing the transmission direction of the lifting worm 43, the direction changing device 32 comprises a direction changing shell 33 arranged on the synchronizing plate 2, the direction changing shell 33 is arranged at one end of the lifting worm 43 far away from the synchronizing rod 31, two bevel gears are arranged in the direction changing shell 33 as transmission devices, one bevel gear is connected to the lifting worm 43, the other bevel gear is connected to a driving synchronizing rod 34, a driving component 5 is arranged on the driving synchronizing rod 34 in a penetrating way, the driving component 5 is fixed on the synchronizing plate 2, so that no matter which lifting device 4 works, the other lifting devices 4 are operated synchronously, so that the four lifting rods 21 can be controlled to move synchronously.

Referring to fig. 5 and 7, the driving assembly 5 includes a driving worm wheel 51 sleeved on the driving synchronization rod 34, a driving shell 52 covering the driving worm wheel 51 is arranged on the synchronization plate 2, a driving worm 53 penetrates through the driving shell 52, one end of the driving worm 53 extends to be provided with a driving rod 54, the driving rod 54 is perpendicular to the driving synchronization rod 34, a fixing frame 7 which is used for erecting one end of the driving rod 54 far away from the driving shell 52 is arranged on the synchronization plate 2, the fixing frame 7 includes a fixing block 71 fixed on the synchronization plate 2, a rotating bearing 72 penetrates through the fixing block 71, and the driving rod 54 rotates to penetrate through the rotating bearing 72.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a central gear lift dismouting frame of high-speed sand mill of multiaxis, includes base (11), its characterized in that: a synchronous plate (2) for placing a motor (17) is fixedly arranged on one side, close to the ground, of the base (11), lifting rods (21) penetrate through four corners of the synchronous plate (2) in a sliding mode, one ends, far away from the synchronous plate (2), of the lifting rods (21) are fixed to the base (11), lifting devices (4) for driving the lifting rods (21) to move up and down on the synchronous plate (2) are arranged on the synchronous plate (2), and a synchronous device (3) for controlling the lifting devices (4) to work synchronously is arranged on the synchronous plate (2);

one side of the base (11) far away from the synchronous plate (2) is provided with a connecting plate (6), a connecting hole (61) is formed in the connecting plate (6), a fixing hole (62) is formed in the position, corresponding to the connecting hole (61), of the side wall of the motor (17), and a connecting bolt (63) is arranged in the fixing hole (62) and the connecting hole (61) in a penetrating mode.

2. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 1, wherein: synchronous board (2) correspond wearing to establish the orbit and seted up dismantlement groove (22) of connecting bolt (63), connecting bolt (63) one end screw-thread fit has coupling nut (23), coupling nut (23) are close to the one end of connecting plate (6) lateral wall and are provided with gasket (24), gasket (24) cover is established on connecting bolt (63).

3. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 2, wherein: lifting device (4) are including fixing a promotion section of thick bamboo (41) on synchronous board (2), promotion section of thick bamboo (41) inside wall rotates and is provided with the promotion worm wheel, it wears to establish in the promotion worm wheel to carry pull rod (21), it is the screw-thread fit setting with carrying pull rod (21) to promote the worm wheel, promotion section of thick bamboo (41) outside wall rotates and is provided with promotion worm (43) that the meshing promoted the worm wheel, promotion section of thick bamboo (41) outside is provided with a protection section of thick bamboo (42) of parcel on promotion worm (43).

4. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 3, wherein: synchronizer (3) is including synchronizing bar (31) of connecting the adjacent worm in motor (17) length direction both ends, be provided with deviator (32) that change promotion worm (43) direction of transmission on synchronous board (2), deviator (32) are including diversion shell (33), diversion shell (33) set up the one end of keeping away from synchronizing bar (31) in promotion worm (43), rotate between adjacent diversion shell (33) and are provided with drive synchronizing bar (34), be provided with on synchronous board (2) and drive synchronizing bar (34) pivoted drive assembly (5).

5. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 4, wherein: drive assembly (5) are established drive worm wheel (51) on drive synchronizing bar (34) including fixed cover, be provided with lid and drive shell (52) on drive worm wheel (51) on synchronous board (2), drive shell (52) internal rotation is provided with drive worm (53) that mesh drive worm wheel (51), the one end of drive worm (53) is stretched out and is provided with actuating lever (54).

6. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 5, wherein: the synchronous plate (2) is provided with a fixing frame (7) for erecting a driving rod (54), and the fixing frame (7) is arranged at one end, far away from the driving shell (52), of the driving rod (54).

7. The center gear lifting/lowering assembly/disassembly stand of a multi-shaft high-speed sand mill according to claim 6, wherein: the fixing frame (7) comprises a fixing block (71), a rotating bearing (72) is arranged in the fixing block (71), the rotating bearing (72) is fixedly sleeved on the driving rod (54), and the rotating bearing (72) penetrates through the fixing block (71).