CN220540265U - Terrace grinds quick-witted gear box - Google Patents
Terrace grinds quick-witted gear box Download PDFInfo
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- CN220540265U CN220540265U CN202420132752.2U CN202420132752U CN220540265U CN 220540265 U CN220540265 U CN 220540265U CN 202420132752 U CN202420132752 U CN 202420132752U CN 220540265 U CN220540265 U CN 220540265U
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Abstract
The utility model discloses a gear box of a floor grinding machine, which comprises a gear box body, a first input shaft, a second input shaft, an input gear and a rotary gear, wherein the first input shaft is rotationally connected with the gear box body, the first input shaft drives a grinding disc to rotate, the rotary gear is fixedly arranged on the gear box body, the second input shaft is rotationally connected with the gear box body, the input gear is sleeved at the lower end of the second input shaft, and the input gear is meshed with the rotary gear for transmission. Compared with the prior art, the grinding machine can adjust the steering of the box body and the grinding disc, and the grinding modes are more abundant; and the rotating speeds of the box body and the millstone can be independently controlled, so that the adjustment is more flexible.
Description
Technical Field
The utility model relates to the technical field of grinding equipment, in particular to a terrace grinder gearbox.
Background
The floor grinding machine is floor construction equipment, and utilizes the pressure of self weight to enable friction to occur between a grinding disc which horizontally rotates and the ground, so that the ground surface structure is removed and cleaned, and further ground leveling is achieved. Different application effects such as stripping, grinding, polishing and the like can be realized by adjusting the materials and the structures of grinding consumables such as a grinding disc and the like; by providing the water supply tank, wet milling operation can also be performed.
The utility model patent with the publication number of CN220094254U discloses a gear box and terrace grinding equipment with the gear box, wherein a motor drives a central gear shaft to rotate, and the central gear shaft is in transmission connection with a side shaft to drive a grinding disc to rotate. Meanwhile, the pinion is meshed with the large gear, and rotates around the large gear to drive the gear box body to rotate, so that the grinding disc realizes revolution motion. Although the grinding disc in the above structure can perform revolution and rotation, there are the following drawbacks:
in the scheme, the gear box body and the side shaft are driven through the central gear shaft, the rotation directions of the gear box body and the side shaft can only always keep the same direction or reverse rotation, and the grinding mode is single. And the transmission between the side shaft and the gear box body is a fixed numerical value, so that flexible adjustment cannot be performed, and the use is not flexible and convenient.
In view of this, the present applicant has made intensive studies with respect to the above problems, and has made the present utility model.
Disclosure of Invention
The utility model mainly aims to provide a gear box of a floor grinding machine, which can adjust the steering of a box body and a grinding disc, and has more abundant grinding modes; and the rotating speeds of the box body and the millstone can be independently controlled, so that the adjustment is more flexible.
In order to achieve the above object, the solution of the present utility model is:
the utility model provides a terrace grinds machine gear box, includes gear box, first input shaft, second input shaft, input gear and gyration gear, and gear box is including connecting the apron, going up box and lower box, first input shaft rotates with gear box and is connected, first input shaft drive mill rotates, gyration gear fixed mounting is on last box, the second input shaft rotates with connecting the apron and is connected, the lower extreme at the second input shaft is established to the input gear cover, input gear and gyration gear meshing transmission.
Further, the swing gear is coaxially disposed with the first input shaft.
Further, the upper end of last box rotates with the connection apron to be connected, the lower extreme and the lower box fixed connection of last box, the upper end of going up the box is equipped with the oil storage chamber, go up sealing connection between oil storage chamber and the connection apron, slewing gear fixed mounting is in last oil storage intracavity, and the lower extreme of second input shaft passes the connection apron and stretches into and store up the oil intracavity.
Further, a plurality of evenly distributed fixing holes are formed in the rotary gear.
Further, a positioning ring table protruding upwards is arranged in the upper oil storage cavity, and the rotary gear is sleeved on the positioning ring table.
Further, be equipped with annular caulking groove on the lateral wall of last oil storage chamber, the upper end of annular caulking groove is equipped with fixed connection's annular clamp plate, and the annular caulking groove is embedded to be equipped with the oil blanket piece, the oil blanket piece seals the junction of last box and connection apron.
Further, the oil seal piece comprises a vertical section, a horizontal section and an inclined section, wherein the vertical section is arranged on the outer side of the inclined section, the inner side and the outer side of the horizontal end are connected with the upper end of the inclined section and the upper end of the vertical section, the inclined section is gradually inclined from top to bottom towards the direction far away from the vertical section, and the lower end of the inclined section is propped against the side wall of the connecting sealing cover.
Further, still include output shaft and drive assembly, drive assembly includes transition axle, transition gear and output gear, the lower box is equipped with down the oil storage chamber, the transition axle is established and is rotated in the oil storage chamber down and connect, the transition gear cover is established on the transition axle, the lower extreme of first input shaft is equipped with outer ring gear, transition gear is connected with outer ring gear meshing, the output shaft rotates with the lower box to be connected, and the upper end of output shaft stretches into down the oil storage intracavity, and the lower extreme and the mill of output shaft are connected, the upper end at the output shaft is established to the output gear cover, and output gear is connected with the transition gear meshing.
Further, the upper end of the first input shaft is provided with a first connecting hole, and the upper end of the second input shaft is provided with a second connecting hole.
After adopting above-mentioned structure, this novel through connecting the apron with the gear box casing and connect in the frame, drive first input shaft and second input shaft rotation respectively through two motors. The first input shaft drives the transition gear to rotate when rotating, so as to drive the output gear and drive the output shaft and the millstone to conduct autorotation grinding motion. When the second input shaft rotates, the upper box body and the lower box body are driven to rotate around the first input shaft through meshing transmission of the input gear and the rotary gear, so that each millstone is driven to perform revolution grinding motion.
Compared with the prior art, the utility model has the beneficial effects that the rotation directions of the grinding disc and the gear box body are respectively controlled by controlling the first input shaft and the second input shaft to rotate positively or reversely, and the rotation speed of the grinding disc and the rotation speed of the gear box body can be independently regulated and controlled through the two input shafts. In addition, the grinding machine has more abundant and various grinding modes, when the ground surface is softer, the steering of the gear box body and the grinding disc can be controlled to be the same, the rotating speed of the gear box body is improved, the grinding of the grinding disc is faster, and the grinding efficiency is improved. When the ground surface of grinding is harder, the steering of the gear box body and the grinding disc is controllable, the friction effect of the grinding disc is increased, and meanwhile, the rotating speed of the gear box body is reduced, so that the grinding disc can grind more stably, and the grinding quality is improved.
Drawings
Fig. 1 is a perspective view of the outline structure of the present utility model.
Fig. 2 is a schematic perspective view of the present utility model.
Fig. 3 is a schematic perspective view of another cross-sectional structure of the present utility model.
Fig. 4 is a perspective view of a mounting structure of the transition shaft.
Fig. 5 is a schematic perspective view of a connection structure in the upper oil storage chamber.
Fig. 6 is a partial enlarged view of the area a in fig. 3.
In the figure: the gear box body 1, the connecting cover plate 11, the upper box body 12, the lower box body 13, the upper oil storage cavity 14, the lower oil storage cavity 15, the positioning ring table 16, the annular caulking groove 17, the annular pressing plate 18, the first input shaft 2, the outer gear ring 21, the second input shaft 3, the input gear 4, the rotary gear 5, the fixed hole 51, the oil seal 6, the vertical section 61, the horizontal section 62, the inclined section 63, the output shaft 7, the transition shaft 81, the transition gear 82 and the output gear 83.
Detailed Description
In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.
As shown in fig. 1-6, a gear box of a floor grinding machine comprises a gear box body 1, a first input shaft 2, a second input shaft 3, an input gear 4 and a rotary gear 5, wherein a first connecting hole connected with a motor shaft is formed at the upper end of the first input shaft 2, and a second connecting hole connected with the motor shaft is formed at the upper end of the second input shaft 3. The gear box body 1 is cylindrical in shape, the first input shaft 2 is rotationally connected with the gear box body 1 through a bearing, the first input shaft 2 drives the grinding disc to rotate, the rotary gear 5 is fixedly arranged on the gear box body 1, and the rotary gear 5 is coaxially arranged with the first input shaft 2 and the gear box body 1. The second input shaft 3 is rotationally connected with the gear box body 1, the input gear 4 is sleeved at the lower end of the second input shaft 3, and the input gear 4 is meshed with the rotary gear 5 for transmission.
In this embodiment, gear box 1 includes connection apron 11, go up box 12 and lower box 13, connection apron 11 and frame fixed connection, the motor is installed at connection apron 11, the upper end of going up box 12 is connected with connection apron 11 rotation, the lower extreme and the lower box 13 fixed connection of going up box 12, the upper end of going up box 12 is equipped with oil storage chamber 14, lower box 13 is equipped with down oil storage chamber 15, go up oil storage chamber 14 and connect between the apron 11 sealing connection, be equipped with the oil inlet on the connection apron 11, be provided with the closing cap on the oil inlet, oil guide hole has been seted up on the lower surface of last oil storage chamber 14 to go up box 12, oil guide hole intercommunication goes up oil storage chamber 14 and lower oil storage chamber 15, be equipped with first shutoff piece on the oil guide hole, a plurality of oil outlet has been seted up on the lower surface of lower oil storage chamber 15 to lower box 13, be equipped with the second shutoff piece on the oil outlet. During operation, lubricating oil can be led into the upper oil storage cavity 14 and the lower oil storage cavity 15 through the oil guide hole and the oil inlet, so that parts in the gear box body 1 are lubricated. When the lubricating liquid is replaced, the second blocking piece is taken out, so that the lubricating oil in the gear box body 1 is discharged through the oil outlet. The rotary gear 5 is fixedly arranged in the upper oil storage cavity 14, the second input shaft 3 is rotatably connected with the connecting cover plate 11 through a bearing, and the lower end of the second input shaft 3 penetrates through the connecting cover plate 11 and stretches into the upper oil storage cavity 14.
Specifically, the rotary gear 5 is provided with a plurality of evenly distributed fixing holes 51. The upper oil storage cavity 14 is internally provided with a positioning ring table 16 protruding upwards, and the rotary gear 5 is sleeved on the positioning ring table 16, so that the rotary gear 5 is accurately positioned. The rotary gear 5 is locked and fixed on the upper case 12 by using screws to pass through the fixing holes 51 during installation.
More specifically, since the upper case 12 and the connecting cover plate 11 rotate with each other during operation, in order to avoid leakage of the lubricating oil in the upper oil storage cavity 14, a sealing member is disposed between the upper case 12 and the connecting cover plate 11, and the sealing member may be a sealing ring or an oil sealing member 6. In this embodiment, an annular caulking groove 17 is formed in a side wall of the upper oil storage cavity 14, an annular pressing plate 18 fixedly connected is arranged at the upper end of the annular caulking groove 17, an oil seal 6 is embedded in the annular caulking groove 17, and the oil seal 6 can be made of rubber materials. The oil seal 6 comprises a vertical section 61 abutted against the side wall of the annular caulking groove 17, a horizontal section 62 abutted against the lower surface of the annular pressing plate 18 and an inclined section 63, wherein the vertical section 61 is arranged on the outer side of the inclined section 63, the inner side and the outer side of the horizontal end are connected with the upper end of the inclined section 63 and the upper end of the vertical section 61, the inclined section 63 is gradually inclined from top to bottom towards the direction far away from the vertical section 61, the lower end of the inclined section 63 is abutted against the side wall of the connecting sealing cover under the action of material elastic force, the abutting joint state is always kept, and therefore the joint of the connecting cover plate 11 and the upper box 12 is sealed, and the sealing performance of the upper oil storage cavity 14 is stronger.
Preferably, the novel gear box further comprises an output shaft 7 and a transmission assembly, the transmission assembly comprises a transition shaft 81, a transition gear 82 and an output gear 83, the transition shaft 81 is arranged in the lower oil storage cavity 15 to be rotationally connected, specifically, the upper end of the transition shaft 81 is rotationally connected with the lower surface of the upper box body 12 through a bearing, and the lower end of the transition shaft 81 is rotationally connected with the lower surface of the lower oil storage cavity 15 through a bearing. The transition gear 82 is sleeved on the transition shaft 81, the lower end of the first input shaft 2 is provided with an outer gear ring 21, the transition gear 82 is meshed with the outer gear ring 21, the output shaft 7 is rotationally connected with the lower box 13, the upper end of the output shaft 7 stretches into the lower oil storage cavity 15, the lower end of the output shaft 7 is connected with the grinding disc, the output gear 83 is sleeved on the upper end of the output shaft 7, and the output gear 83 is meshed with the transition gear 82.
After adopting above-mentioned structure, this novel through connecting apron 11 with gear box casing 1 in the frame, drive first input shaft 2 and second input shaft 3 rotation respectively through two motors. The first input shaft 2 drives the transition gear 82 to rotate when rotating, so as to drive the output gear 83, and drive the output shaft 7 and the grinding disc to perform autorotation grinding motion. When the second input shaft 3 rotates, the upper box 12 and the lower box 13 are driven to rotate around the first input shaft 2 through the meshing transmission of the input gear 4 and the rotary gear 5, so that each millstone is driven to perform revolution grinding motion.
Compared with the prior art, the utility model has the beneficial effects that the rotation directions of the grinding disc and the gear box body 1 are respectively controlled by controlling the first input shaft 2 and the second input shaft 3 to rotate positively or reversely, and the rotation speed of the grinding disc and the rotation speed of the gear box body 1 can be independently regulated and controlled through the two input shafts. In addition, the grinding machine has more abundant and various grinding modes, when the ground surface is softer, the steering direction of the gear box body 1 and the grinding disc can be controlled to be the same, the rotating speed of the gear box body 1 is improved, the grinding of the grinding disc is faster, and the grinding efficiency is improved. When the ground surface of grinding is harder, the steering of the gear box body 1 and the grinding disc is controllable, the friction effect of the grinding disc is increased, and meanwhile, the rotating speed of the gear box body 1 is reduced, so that the grinding of the grinding disc can be more stable, and the grinding quality is improved.
The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.
Claims (9)
1. The utility model provides a terrace grinds machine gear box, its characterized in that, includes gear box, first input shaft, second input shaft, input gear and gyration gear, and gear box is including connecting the apron, going up box and lower box, first input shaft rotates with gear box and is connected, first input shaft drive mill rotates, gyration gear fixed mounting is on last box, the second input shaft rotates with connecting the apron and is connected, the lower extreme at the second input shaft is established to the input gear cover, input gear and gyration gear meshing transmission.
2. A floor grinding mill gearbox according to claim 1 wherein said slewing gear is coaxially disposed with the first input shaft.
3. The floor grinding machine gearbox as set forth in claim 1, wherein the upper end of the upper box body is rotatably connected with the connecting cover plate, the lower end of the upper box body is fixedly connected with the lower box body, the upper end of the upper box body is provided with an upper oil storage cavity, the upper oil storage cavity is in sealing connection with the connecting cover plate, the rotary gear is fixedly installed in the upper oil storage cavity, and the lower end of the second input shaft penetrates through the connecting cover plate and stretches into the upper oil storage cavity.
4. A floor grinding machine gearbox as claimed in claim 3, wherein the slewing gear is provided with a plurality of evenly distributed fixing holes.
5. A gear box for a floor grinding machine according to claim 3, wherein the upper oil storage cavity is provided with an upward protruding positioning ring table, and the rotary gear is sleeved on the positioning ring table.
6. A gear box of a floor grinding machine as claimed in claim 3, wherein an annular caulking groove is arranged on the side wall of the upper oil storage cavity, an annular pressing plate fixedly connected is arranged at the upper end of the annular caulking groove, an oil seal piece is embedded in the annular caulking groove, and the oil seal piece seals the joint of the upper box body and the connecting cover plate.
7. The floor grinding machine gearbox of claim 6, wherein the oil sealing member comprises a vertical section, a horizontal section and an inclined section, the vertical section is arranged on the outer side of the inclined section, the inner side and the outer side of the horizontal end are respectively connected with the upper end of the inclined section and the upper end of the vertical section, the inclined section is gradually inclined from top to bottom towards a direction far away from the vertical section, and the lower end of the inclined section is propped against the side wall of the connecting sealing cover.
8. A floor grinding machine gear box as claimed in claim 3, further comprising an output shaft and a transmission assembly, wherein the transmission assembly comprises a transition shaft, a transition gear and an output gear, the lower box body is provided with a lower oil storage cavity, the transition shaft is arranged in the lower oil storage cavity to be rotationally connected, the transition gear is sleeved on the transition shaft, the lower end of the first input shaft is provided with an outer gear ring, the transition gear is in meshed connection with the outer gear ring, the output shaft is rotationally connected with the lower box body, the upper end of the output shaft extends into the lower oil storage cavity, the lower end of the output shaft is connected with a grinding disc, the output gear is sleeved on the upper end of the output shaft, and the output gear is in meshed connection with the transition gear.
9. A floor grinding machine gearbox according to claim 1, wherein the upper end of the first input shaft is provided with a first connection hole and the upper end of the second input shaft is provided with a second connection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132752.2U CN220540265U (en) | 2024-01-19 | 2024-01-19 | Terrace grinds quick-witted gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420132752.2U CN220540265U (en) | 2024-01-19 | 2024-01-19 | Terrace grinds quick-witted gear box |
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| Publication Number | Publication Date |
|---|---|
| CN220540265U true CN220540265U (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420132752.2U Active CN220540265U (en) | 2024-01-19 | 2024-01-19 | Terrace grinds quick-witted gear box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117583973A (en) * | 2024-01-19 | 2024-02-23 | 福建兴翼智能装备股份有限公司 | Terrace grinds gear box and terrace grinds machine |
-
2024
- 2024-01-19 CN CN202420132752.2U patent/CN220540265U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117583973A (en) * | 2024-01-19 | 2024-02-23 | 福建兴翼智能装备股份有限公司 | Terrace grinds gear box and terrace grinds machine |
| CN117583973B (en) * | 2024-01-19 | 2024-04-05 | 福建兴翼智能装备股份有限公司 | Terrace grinds gear box and terrace grinds machine |
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