CN215831108U

CN215831108U - Planetary spiral bevel gear terrace grinding machine gear box structure

Info

Publication number: CN215831108U
Application number: CN202122053103.2U
Authority: CN
Inventors: 张莉; 程立平; 吴世裕
Original assignee: Shanghai Qiheng Machinery Co ltd
Current assignee: Shanghai Qiheng Machinery Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-15
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a planetary spiral bevel gear terrace grinding machine gear box structure which comprises a gear box body assembly, a housing, a cutter head and a hollow shaft speed reducer, wherein the gear box body is composed of a spiral bevel gear shaft, basin teeth, a connecting plate, a central shaft, a spacer bush, a bearing cover and a hanging bolt, the spiral bevel gear shaft is installed inside the gear box body through a bearing and is axially fixed by the bearing cover, a box cover is arranged at the top end of the basin teeth, the central shaft is installed in a central hole of the gear box body, the bottom of the central shaft is connected with the hanging bolt, the basin teeth are installed on the central shaft through the bearing and are axially fixed by the spacer bush, the basin teeth are meshed with the spiral bevel gear shaft and are fixedly connected with the connecting plate through screws. This kind of planet spiral bevel gear terrace grinds machine gear box structure, simple structure, the modern design has higher grinding efficiency.

Description

Planetary spiral bevel gear terrace grinding machine gear box structure

Technical Field

The utility model relates to the technical field of terrace grinding, in particular to a planetary spiral bevel gear terrace grinding machine gear box structure.

Background

The terrace grinder is mainly used for grinding the ground, and can effectively grind terrazzo, a concrete surface layer, an epoxy mortar layer, an old epoxy ground and the like. The novel floor has the characteristics of light weight, flexibility, high working efficiency and the like, the overall flatness of a newly laid floor is generally large in vertical fall, the workload is very large if the common floor grinding machine is used for grinding, an old floor is renovated, a layer needs to be planed on the surface of the old floor, and the workload is huge if the common floor grinding machine is used for grinding. In view of the above circumstances, users need an efficient and powerful floor grinding device. Therefore, we improve the structure and provide a planetary spiral bevel gear terrace grinding machine gear box structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model discloses a planetary spiral bevel gear terrace grinding machine gear box structure which comprises a gear box body assembly, a housing, a cutter head and a hollow shaft speed reducer, wherein the gear box body is composed of a spiral bevel gear shaft, basin teeth, a connecting plate, a central shaft, a spacer bush, a bearing cover and a hanging bolt, the spiral bevel gear shaft is installed inside the gear box body through a bearing and is axially fixed by the bearing cover, a box cover is arranged at the top end of the basin teeth, the central shaft is installed in a central hole of the gear box body, the bottom of the central shaft is connected with the hanging bolt, the basin teeth are installed on the central shaft through the bearing and are axially fixed by the spacer bush, the basin teeth are meshed with the spiral bevel gear shaft and are fixedly connected with the connecting plate through screws.

As a preferable technical scheme of the utility model, the housing consists of a dust absorption opening and a shroud plate, the upper end of the housing is fixedly connected with the connecting plate screw, the shroud plate is fixedly connected with the outer side of the housing, the dust absorption opening is arranged at one side close to the shroud plate, and the dust absorption opening is fixedly connected with the outer side of the gearbox body.

As a preferred technical scheme of the utility model, the hollow shaft speed reducer comprises a motor, a motor synchronous pulley, a motor bottom plate, a mounting plate, a synchronous belt and a speed reducer synchronous pulley, wherein a central hole of the hollow shaft speed reducer is connected with a central shaft.

As a preferred technical scheme of the utility model, the lower end of the hollow shaft speed reducer is fixedly connected with a housing bolt, and the upper end of the hollow shaft speed reducer is connected with a gland through a bolt.

As a preferred technical scheme of the utility model, the bottom end of the motor bottom plate is connected with the mounting plate through a bolt, the synchronous belt is sleeved outside the synchronous belt pulley of the motor, and the motor is connected with the motor bottom plate through a bolt.

As a preferred technical solution of the present invention, the reducer synchronous pulley is mounted on an input shaft of the hollow shaft reducer, and is connected to the motor synchronous pulley and the reducer synchronous pulley through a synchronous belt.

As a preferred technical scheme of the utility model, the cutter head comprises a cutter shaft, a cover plate and blades, the blades are arranged on the periphery of the cutter shaft, the cutter shaft is fixed on the outer side of the cutter head through the cover plate, and the cutter head is arranged on the outer side of the spiral bevel gear shaft.

The utility model has the beneficial effects that:

1. according to the planetary spiral bevel gear terrace grinding machine gear box structure, the grinding machine adopting the planetary spiral bevel gear terrace grinding machine gear box structure has the cutting depth reaching more than 10mm, so that the working efficiency is greatly improved;

2. according to the planetary spiral bevel gear terrace grinder gear box structure, the spiral bevel gear shaft and the basin teeth are made of chromium manganese steel, the tooth parts are quenched at high frequency, the strength and the hardness are improved, and the wear resistance is improved. The service life of the gear is prolonged, and the maintenance cost is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the internal structure of a planetary spiral bevel gear terrace grinder gearbox structure of the present invention;

FIG. 2 is a schematic structural view of a planetary spiral bevel gear terrace grinder gearbox structure of the present invention;

FIG. 3 is a schematic structural view of a central shaft of a planetary spiral bevel gear terrace grinder gearbox structure of the present invention;

FIG. 4 is a perspective view of the internal structure of the central shaft of the planetary spiral bevel gear terrace grinder gearbox structure of the present invention;

FIG. 5 is a plan view of the internal structure of the central shaft of the planetary spiral bevel gear terrace grinder gearbox structure of the utility model.

In the figure: 1. a gear housing; 2. a spiral bevel gear shaft; 3. basin teeth; 4. a box cover; 5. a connecting plate; 6. a central shaft; 7. a spacer sleeve; 8. a bearing cap; 9. hoisting the bolt tightly; 10. a gland; 11. A housing; 12. a dust suction port; 13. covering a plate; 14. a cutter shaft; 15. a cutter head; 16. a cover plate; 17. A blade; 18. a motor; 19. a motor synchronous belt wheel; 20. a motor base plate; 21. mounting a plate; 22. a synchronous belt; 23. a speed reducer synchronous belt wheel; 24. a hollow shaft speed reducer.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-5, the planetary spiral bevel gear terrace grinding machine gear box structure of the utility model comprises a gear box body 1 assembly, a housing 11, a cutter head 15 and a hollow shaft reducer 24, wherein the gear box body 1 is composed of a spiral bevel gear shaft 2, a basin tooth 3, a connecting plate 5, a central shaft 6, a spacer 7, a bearing cover 8 and a fastening bolt 9, the spiral bevel gear shaft 2 is installed inside the gear box body 1 through a bearing and axially fixed by the bearing cover 8, the top end of the basin tooth 3 is provided with a box cover 4, the central shaft 6 is installed in a central hole of the gear box body 1, the bottom of the central shaft 6 is connected with the fastening bolt 9, the basin tooth 3 is installed on the central shaft 6 through a bearing and axially fixed by the spacer 7, the basin tooth 3 is meshed with the spiral bevel gear shaft 2, and the basin tooth 3 is fixedly connected with the connecting plate 5 through a screw.

The housing 11 is composed of a dust suction port 12 and a shroud plate 13, the upper end of the housing 11 is fixedly connected with the connecting plate 5 through screws, the shroud plate 13 is fixedly connected with the outer side of the housing 11, the dust suction port 12 is arranged on one side close to the shroud plate 13, and the dust suction port 12 is fixedly connected with the outer side of the gearbox body 1.

The hollow shaft speed reducer 24 comprises a motor 18, a motor synchronous pulley 19, a motor bottom plate 20, a mounting plate 21, a synchronous belt 22 and a speed reducer synchronous pulley 23, and a central hole of the hollow shaft speed reducer 24 is connected with the central shaft 6.

Wherein, the lower end of the hollow shaft speed reducer 24 is fixedly connected with the housing 11 through bolts, and the upper end of the hollow shaft speed reducer 24 is connected with the gland 10 through bolts.

The bottom end of the motor bottom plate 20 is connected with the mounting plate 21 through bolts, the synchronous belt 22 is sleeved on the outer side of the motor synchronous belt wheel 19, and the motor 18 is connected with the motor bottom plate 20 through bolts.

Wherein, the reducer synchronous pulley 23 is installed on the input shaft of the hollow shaft reducer 24 and is connected with the motor synchronous pulley 19 and the reducer synchronous pulley 23 through the synchronous belt 22.

The cutter head 15 comprises a cutter shaft 14, a cover plate 16 and blades 17, the blades 17 are installed on the periphery of the cutter shaft 14, the cutter shaft 14 is fixed on the outer side of the cutter head 15 through the cover plate 16, and the cutter head 15 is installed on the outer side of the spiral bevel gear shaft 2.

The working principle is as follows: when the bevel gear connecting plate is used, the basin teeth 3 are mounted on the central shaft 6 through bearings and fixed axially through the spacer 7, the basin teeth 3 are meshed with the spiral bevel gear 2, and the basin teeth 3 are fixedly connected with the connecting plate 5 through screws. The central shaft 6 rotates, the gear box body 1 is driven to revolve through the flat key, then the spiral bevel gear shaft 2 is driven to rotate and do autorotation motion, the motor bottom plate 20 is connected with the mounting plate 21 through the bolt, the motor bottom plate 20 can move up and down through the adjusting nut, and the synchronous belt 22 is tensioned. Motor 18 and motor bottom plate 20 bolt fastening, motor synchronous pulley 19 is installed on motor 18 play axle, speed reducer synchronous pulley 23 is installed on the input shaft of hollow shaft speed reducer 24, connect motor synchronous pulley 19 and speed reducer synchronous pulley 23 through hold-in range 22, motor 18 rotates, drive speed reducer synchronous pulley 23 by motor synchronous pulley 19 through hold-in range 22 and rotate, the hollow shaft that drives hollow shaft speed reducer 24 rotates, drive center pin 6 through the parallel key and rotate, drive gear box 1 revolution through center pin 6 parallel key, gear box 1 rotates around basin tooth 3, thereby drive 2 rotations of spiral bevel gear axle, it is rotatory to drive blade disc 15 again, the blade that sets up on arbor 14 passes through the effect of centrifugal force, realize cutting the terrace.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a planet spiral bevel gear terrace grinds quick-witted gear box structure, includes gear box (1) subassembly, housing (11), blade disc (15) and hollow shaft speed reducer (24), its characterized in that, gear box (1) comprises spiral bevel gear axle (2), basin tooth (3), connecting plate (5), center pin (6), spacer (7), bearing cap (8) and hanging tight bolt (9), spiral bevel gear axle (2) are installed inside gear box (1) through the bearing to by bearing cap (8) axial fixity, the top of basin tooth (3) is equipped with case lid (4), install in the center hole of gear box (1) center pin (6), the bottom of center pin (6) is connected with hanging tight bolt (9), basin tooth (3) are installed on center pin (6) through the bearing to by the fixed axial of spacer (7), the basin teeth (3) are meshed with the spiral bevel gear shaft (2), and the basin teeth (3) are fixedly connected with the connecting plate (5) through screws.

2. A planetary spiral bevel gear terrace grinding machine gearbox structure according to claim 1, characterized in that the housing (11) is composed of a dust suction port (12) and a shroud plate (13), the upper end of the housing (11) is fixedly connected with a connecting plate (5) through a screw, the shroud plate (13) is fixedly connected with the outer side of the housing (11), a dust suction port (12) is arranged at one side close to the shroud plate (13), and the dust suction port (12) is fixedly connected with the outer side of the gearbox body (1).

3. A planetary spiral bevel gear terrace grinding machine gearbox structure according to claim 1, characterized in that the hollow shaft reducer (24) comprises a motor (18), a motor synchronous pulley (19), a motor bottom plate (20), a mounting plate (21), a synchronous belt (22) and a reducer synchronous pulley (23), and a central hole of the hollow shaft reducer (24) is connected with the central shaft (6).

4. A planetary spiral bevel gear terrace grinding machine gearbox structure according to claim 1, characterized in that the lower end of the hollow shaft reducer (24) is fixedly connected with a housing (11) by bolts, and the upper end of the hollow shaft reducer (24) is connected with a gland (10) by bolts.

5. A planetary spiral bevel gear terrace grinding machine gearbox structure according to claim 3, characterized in that the bottom end of the motor bottom plate (20) is bolted with a mounting plate (21), the outside of the motor synchronous pulley (19) is sleeved with a synchronous belt (22), and the motor (18) is bolted with the motor bottom plate (20).

6. A planetary spiral bevel gear terrace grinder gearbox structure according to claim 3, characterized in that the reducer synchronous pulley (23) is mounted on the input shaft of the hollow shaft reducer (24) and connected with the motor synchronous pulley (19) and the reducer synchronous pulley (23) through the synchronous belt (22).

7. A planet spiral bevel gear terrace grinder gearbox structure according to claim 1, characterized in that, the blade disc (15) includes arbor (14), apron (16) and blade (17), blade (17) are installed in arbor (14) periphery, arbor (14) are fixed in the blade disc (15) outside by apron (16), the outside at spiral bevel gear axle (2) is installed to blade disc (15).