CN112247707A - Multi-stage speed-changing planetary operation four-grinding head - Google Patents

Multi-stage speed-changing planetary operation four-grinding head Download PDF

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Publication number
CN112247707A
CN112247707A CN202010945470.0A CN202010945470A CN112247707A CN 112247707 A CN112247707 A CN 112247707A CN 202010945470 A CN202010945470 A CN 202010945470A CN 112247707 A CN112247707 A CN 112247707A
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CN
China
Prior art keywords
gear
transition
transmission mechanism
grinding
transmission gear
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Pending
Application number
CN202010945470.0A
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Chinese (zh)
Inventor
蔡墩军
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Jiangsu Creation Machinery Co ltd
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Jiangsu Creation Machinery Co ltd
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Application filed by Jiangsu Creation Machinery Co ltd filed Critical Jiangsu Creation Machinery Co ltd
Priority to CN202010945470.0A priority Critical patent/CN112247707A/en
Publication of CN112247707A publication Critical patent/CN112247707A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention relates to a multi-stage variable speed planetary operation four-grinding head, which belongs to the technical field of terraces and provides a more reasonable terrace grinding structure with higher transmission speed ratio and higher grinding efficiency. Effectively improve ground flatness, decorative effect to reduce intensity of labour's operation structure.

Description

Multi-stage speed-changing planetary operation four-grinding head
Technical Field
The invention relates to the technical field of terraces, in particular to a multi-stage variable speed planetary operation four grinding head.
Background
The ground processing and grinding equipment is important equipment for ground construction, and is mainly applied to ground leveling treatment, removal of a ground loose layer and a ground surface coating and grinding and polishing operation of ground paving materials. The current market grinding equipment mainly has the following problems: 1. insufficient grinding, resulting in scratches: current terrace planet grinding device is confine to current gear drive project organization, leads to the velocity ratio of revolution and rotation to have a problem, causes the rotation too slow, and the revolution is too fast, installs the mill diamond tool of rotation operation because of the mill rotation rotational speed is low excessively, can not fully grind, leads to leaving the mill mark. 2. Insufficient grinding within the working expanse, leading to variations in the ground flatness: because of the speed ratio, the rotation rotating speed is too low, the diamond tool arranged on the grinding disc running in rotation cannot be fully ground, the ground object cannot be effectively removed, the edge range of the machine cannot be effectively and fully ground, the ground object grinding depth is different, the flatness is reduced, and the construction flatness requirement cannot be met. 3. The control performance is poor, the labor intensity is increased: the structure design of the prior art is limited to the gear transmission, the transmission ratio of the machine is low in autorotation speed, and the traction force of the machine in the running state cannot be effectively eliminated. The left or right traction force is caused when the machine is operated, so that the operation labor intensity of the machine is increased. 4. Within the range of the machine working expansion grinding, the same sufficient grinding effect cannot exist, so that the glossiness of the ground after grinding is not uniform, and the decorative effect of the ground is influenced. The machine grinding head is provided with diamond tools with different granularities, and the diamond tools are ground to be polished in a coarse grinding mode and a fine grinding mode, so that the flatness and the decorative effect of the ground can be achieved through the operation of the machine. But because the limitation of the speed ratio causes the machine to be incapable of fully grinding in the working range, the edge area has the difference of the abrasive material running track in the working range. These abrasive differences result in a difference in the gloss of the floor, resulting in a lower overall floor finish.
Disclosure of Invention
In order to solve the problems, the invention provides the multistage variable speed planetary operation four-grinding head, which has a higher transmission speed ratio, a more reasonable floor grinding structure, higher grinding efficiency, effectively improved floor flatness and decorative effect and a running structure for reducing labor intensity.
In order to achieve the purpose, the invention adopts the following technical scheme:
the four grinding heads of the multi-stage variable speed planetary operation comprise a motor, a motor cover body, a grinding disc, a box body, a middle cover, an upper cover, a bearing base, a main transmission mechanism and a secondary transmission mechanism, wherein the main transmission mechanism is positioned in the box body, the grinding disc is positioned at the bottom of the box body and is connected with the main transmission mechanism, the main transmission mechanism is connected with the secondary transmission mechanism, the bearing base is fixed on the middle cover, the upper cover is extended out of the upper portion and fixedly connected with the motor cover body, and an output shaft of the motor is connected with the main transmission mechanism.
Preferably, the main transmission mechanism comprises a main transmission gear, a transition gear, a transmission mechanism and a linkage mechanism, the main transmission gear is connected with an output shaft of the motor, the main transmission gear is meshed with the transition gear, the transition gear is meshed with the transmission mechanism, and the transmission mechanism is meshed with the linkage mechanism.
Preferably, the transmission mechanism comprises a first transmission gear, a second transmission gear and a second transmission gear, and the first transmission gear and the second transmission gear are meshed through the two second transmission gears.
Preferably, the linkage mechanism comprises a transition deceleration tooth and a deceleration transition tooth, the transition deceleration tooth is coaxial with the transmission tooth, and the transition deceleration tooth is meshed with the deceleration transition tooth.
Preferably, the secondary transmission mechanism comprises planet gears and sun gears, the speed reduction transition teeth are coaxial with the planet gears, the planet gears are meshed with the sun gears, and the sun gears are sleeved on the bearing base.
Compared with the prior art, the invention has the following beneficial effects:
the invention adopts the rotation mechanism to drive the transmission mechanism to rotate, the transmission mechanism drives the revolution mechanism to rotate, and the shell and the millstone rotate simultaneously through the three-layer gear and multi-stage transmission design, so that the millstone realizes rotation and revolution, higher transmission speed ratio of rotation and revolution is achieved, the ground flatness and the decoration effect are effectively improved, and the labor intensity is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
FIG. 3 is a bottom plan view of the present invention;
shown in the figure: the device comprises a box body 1, a middle cover 2, an upper cover 3, a bearing base 4, a main transmission gear 6, a transition gear 7, a first transmission gear 8, a secondary transition gear 9, a second transmission gear 10, a transition speed reduction gear 11, a speed reduction transition gear 12, a planet gear 13, a sun gear 14, a first shaft 15, a third shaft 17, a fourth shaft 18, a fifth shaft 19 and a sixth shaft 20.
Detailed Description
The invention is further described below with reference to fig. 1-3.
The multistage variable speed planetary operation four-grinding head as shown in fig. 1-3 comprises a motor (not shown in the figure), a motor cover body (not shown in the figure), a grinding disc (not shown in the figure), a box body 1, a middle cover 2, an upper cover 3, a bearing base 4, a main transmission mechanism and a secondary transmission mechanism, wherein the box body 1, the middle cover 2 and the upper cover 3 are sequentially arranged from bottom to top, the box body 1 is fixedly connected with the middle cover 2 through bolts, the middle cover 2 is fixedly connected with the upper cover 3 through bolts, so that the multistage variable speed planetary operation four-grinding head is of a two-layer structure, the main transmission mechanism is positioned in the box body 1, the grinding disc is positioned at the bottom of the box body 1 and is connected with the main transmission mechanism, the main transmission mechanism is connected with the secondary transmission mechanism, the bottom of the bearing base 4 is fixed on the middle cover 2, the upper part of the bearing base extends out of the upper cover 3, the output shaft of the motor is fixed on the bearing base 4 and drives the main transmission mechanism to rotate.
The main transmission mechanism comprises a main transmission gear 6, a transition gear 7, a transmission mechanism and a linkage mechanism, wherein the main transmission gear 6 is sleeved on a first shaft 15, the bottom of the first shaft 15 is fixed on the upper end face in the box body 1 through a bearing seat, a bearing base 4 is sleeved on the upper portion of the first shaft 15, an output shaft of the motor extends into the bearing base 4 to drive the main transmission gear 6 sleeved on the first shaft 15 to rotate, the transition gear 7 is located on two sides of the main transmission gear 6, the transition gear 7 is respectively meshed with the main transmission gear 6 and the transmission mechanism, the transmission mechanism is meshed with the linkage mechanism, the transition gear 7 is sleeved on a second shaft 16, and the upper end face and the lower end face of the second shaft 16 are respectively fixed on the upper end face in the box body 1 and the lower end face of the.
The transmission mechanism comprises a first transmission gear 8, a second transition gear 9 and a second transmission gear 10, wherein the first transmission gear 8 is sleeved on a third shaft 17, the second transmission gear 10 is sleeved on a fourth shaft 18, the upper end part of the third shaft 17 and the upper end part of the fourth shaft 18 are respectively fixed at the bottom of the middle cover 2 through bearing seats, the bottom of the third shaft 17 and the bottom of the fourth shaft 18 both extend out of the lower end surface of the box body 1 to be connected with the grinding head 5, the first transmission gear 8 is meshed with the transition gear 7 and is used for driving the first transmission gear 8 to rotate, the first transmission gear 8 is meshed with the second transmission gear 10 through the two second transition gears 9, the first transmission gear 8 drives the second transmission gear 10 to rotate, so that the grinding head 5 realizes autorotation, and the first transmission gear 8 and the second transmission gear 10 are provided with the two second transition gears 9, so that the rotation directions of the first transmission gear 8 and the second transmission gear 10 are opposite, therefore, the rotation directions of the grinding head 5 driven by the first transmission gear 8 and the second transmission gear 10 are opposite, so that the counter rotation and the traction force offset of the grinding head 5 are realized, the secondary transition gear 9 is fixed between the box body 1 and the middle cover 2 through the fifth shaft 19, the first transmission gear 8 and the second transmission gear 10 are circumferentially arranged by taking the main transmission gear 6 as the center, and the secondary transition gear 9 is positioned between the first transmission gear 8 and the second transmission gear 10. .
The linkage mechanism comprises a transition speed reduction gear 11 and a speed reduction transition gear 12, wherein the transition speed reduction gear 11 is coaxial with a first transmission gear 8, so that the transition speed reduction gear 11 can rotate along with the first transmission gear 8, the speed reduction transition gear 12 is sleeved on a shaft six 20 positioned between the box body 1 and the middle cover 2, the bottom of the shaft six 20 is fixed on the upper end surface inside the box body 1 through a bearing seat, the upper end part of the shaft six 20 penetrates through the middle cover 2 and is fixed at the bottom of the upper cover 3 through the bearing seat, and the speed reduction transition gear 12 is meshed with the transition speed reduction gear 11 and is used for driving the speed reduction transition gear 12 to rotate.
The secondary transmission mechanism comprises planet gears 13 and sun gears 14, the speed reduction transition gear 12 is coaxial with the planet gears 13, the planet gears 13 are sleeved on a shaft six 20 positioned between the middle cover 2 and the upper cover 3, so that the planet gears 13 can rotate along with the speed reduction transition gear 12, the planet gears 13 are meshed with the sun gears 14, the sun gears 14 are sleeved on the bearing base 4 and are used for driving the sun gears 14 to rotate, and the bearing base 4 is fixed on the motor cover body, so that the box body 1, the middle cover 2 and the upper cover 3 rotate along with the sun gears 14, and the box body, the middle cover and the upper cover rotate together to realize revolution.
The working principle is as follows:
the motor drives the main transmission gear to rotate, the main transmission gear drives the transition gear to rotate, the transition gear drives the first transmission gear to transmit, the first transmission gear drives the second transmission gear to rotate through the two secondary transition gears, the grinding head rotates oppositely, the traction force is offset, and rotation is formed, the transmission gear drives the transition reduction gear to rotate, the transition reduction gear drives the reduction transition gear to rotate, the reduction transition gear drives the planet gear to rotate, the planet gear drives the sun gear to rotate, the sun gear drives the box body, the middle cover and the upper cover to rotate together to form revolution, and therefore higher transmission speed ratio is achieved, and the transmission speed ratio can reach 1: 12.1.
The above description is only for the preferred embodiment of the present invention, and the shown orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, the terms "disposed", "installed", "connected", "fixed", etc. should be understood in a broad sense, and various modifications and changes may be made to the present invention by those skilled in the art. 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 (5)

1. The four grinding heads of multistage variable speed planet operation comprise a motor, a motor cover body and a grinding disc, and are characterized by further comprising a box body, a middle cover, an upper cover, a bearing base, a main transmission mechanism and a secondary transmission mechanism, wherein the main transmission mechanism is positioned in the box body, the grinding disc is positioned at the bottom of the box body and is connected with the main transmission mechanism, the main transmission mechanism is connected with the secondary transmission mechanism, the bearing base is fixed on the middle cover, the upper cover is extended out of the upper portion of the bearing base and fixedly connected with the motor cover body, and an output shaft of the motor is connected with the main transmission mechanism.
2. The multi-stage variable speed planetary operation four grinding head according to claim 1, wherein the main transmission mechanism comprises a main transmission gear, a transition gear, a transmission mechanism and a linkage mechanism, the main transmission gear is connected with an output shaft of the motor, the main transmission gear is meshed with the transition gear, the transition gear is meshed with the transmission mechanism, and the transmission mechanism is meshed with the linkage mechanism.
3. The multi-speed planetary four-grinding-head according to claim 2, wherein the transmission mechanism comprises a first transmission gear, a second transmission gear and a second transmission gear, and the first transmission gear and the second transmission gear are meshed through the two second transmission gears.
4. The multi-speed planetary four-grinding-head according to claim 3, wherein the linkage mechanism comprises a transition deceleration tooth and a deceleration transition tooth, the transition deceleration tooth is coaxial with the transmission tooth, and the transition deceleration tooth is meshed with the deceleration transition tooth.
5. The multi-speed planetary operation four-grinding head according to claim 4, wherein said secondary transmission mechanism comprises planetary gears, sun gears, said reduction transition teeth being coaxial with the planetary gears, said planetary gears being meshed with the sun gears, said sun gears being nested on the bearing base.
CN202010945470.0A 2020-09-10 2020-09-10 Multi-stage speed-changing planetary operation four-grinding head Pending CN112247707A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010945470.0A CN112247707A (en) 2020-09-10 2020-09-10 Multi-stage speed-changing planetary operation four-grinding head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010945470.0A CN112247707A (en) 2020-09-10 2020-09-10 Multi-stage speed-changing planetary operation four-grinding head

Publications (1)

Publication Number Publication Date
CN112247707A true CN112247707A (en) 2021-01-22

Family

ID=74231683

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010945470.0A Pending CN112247707A (en) 2020-09-10 2020-09-10 Multi-stage speed-changing planetary operation four-grinding head

Country Status (1)

Country Link
CN (1) CN112247707A (en)

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