CN220279317U - Combined main shaft of steel ball grinding machine - Google Patents
Combined main shaft of steel ball grinding machine Download PDFInfo
- Publication number
- CN220279317U CN220279317U CN202323096734.8U CN202323096734U CN220279317U CN 220279317 U CN220279317 U CN 220279317U CN 202323096734 U CN202323096734 U CN 202323096734U CN 220279317 U CN220279317 U CN 220279317U
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- Prior art keywords
- shaft
- connecting shaft
- main shaft
- transmission main
- boss
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 10
- 239000010959 steel Substances 0.000 title claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims abstract description 47
- 230000005484 gravity Effects 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000010354 integration Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Abstract
The combined main shaft of the steel ball grinding machine comprises a transmission main shaft, wherein the left end part of the transmission main shaft is a power input shaft, the right end part of the transmission main shaft is a power output shaft, the middle part of the transmission main shaft is a connecting shaft, the connecting shaft comprises a left connecting shaft and a right connecting shaft which are coaxially arranged, the left end of the left connecting shaft is integrally connected with the power input shaft, and the right end of the right connecting shaft is integrally connected with the power output shaft; the middle part of the connecting shaft is fixedly sleeved with a coupler for locking the left connecting shaft and the right connecting shaft, and the gravity center of the coupler is positioned on the axis of the transmission main shaft; the transmission main shaft is formed by butt joint of two shafts which are manufactured respectively, so that the manufacturing is relatively convenient, time and material are saved, the processing is convenient, the power input shaft is connected with the belt pulley through the spline sleeve, only the spline shaft is needed to be replaced in the later maintenance, the maintenance cost is reduced, and the disassembly and assembly are convenient; the utility model not only saves materials, is convenient for processing and improves the manufacturing efficiency of the main shaft, but also reduces the maintenance cost.
Description
Technical Field
The utility model relates to a steel ball grinder, in particular to a combined main shaft of the steel ball grinder.
Background
The transmission main shaft of the horizontal steel ball grinder is arranged between the driving mechanism and the moving mechanism in a penetrating way, as shown in figure 1, a spline shaft is arranged at the left end part of the transmission main shaft, the spline shaft is arranged in a spline housing in the driving mechanism in a penetrating way and is in sliding fit with the spline housing, and a belt pulley in the driving mechanism drives the spline housing to rotate so as to drive the spline shaft to rotate; the right end part of the transmission main shaft is rotatably arranged in the moving mechanism and synchronously moves with the moving mechanism, the moving mechanism drives the transmission main shaft to move when moving along the guide rail on the machine tool, and meanwhile, the spline shaft is in sliding fit with the spline housing. In order to ensure the rotation precision of the transmission main shaft after being installed on the moving mechanism and to facilitate the fixed connection of the grinding mechanism on the transmission main shaft, the right end part of the transmission main shaft is more complex and thicker than the left end part of the transmission main shaft, and the length of the transmission main shaft is required to be long because of the connection function and the rotation function of the transmission main shaft and the coordination of other mechanisms on the machine tool. Because the right end part of the transmission main shaft is much larger and more complex than the excircle of the left end part of the transmission main shaft, the length of the transmission main shaft is long, the manufacturing is labor-consuming, material-consuming and time-consuming, and the later replacement cost is high.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a combined main shaft of a steel ball grinder, and aims to reduce the manufacturing difficulty and the manufacturing cost of a transmission main shaft.
The combined main shaft of the steel ball grinding machine comprises a transmission main shaft, wherein the left end part of the transmission main shaft is a power input shaft, the right end part of the transmission main shaft is a power output shaft, the middle part of the transmission main shaft is a connecting shaft, the connecting shaft comprises a left connecting shaft and a right connecting shaft which are coaxially arranged, the left end of the left connecting shaft is integrally connected with the power input shaft, and the right end of the right connecting shaft is integrally connected with the power output shaft; the middle part of the connecting shaft is fixedly sleeved with a coupler for locking the left connecting shaft and the right connecting shaft, and the gravity center of the coupler is positioned on the axis of the transmission main shaft.
The method further comprises the following steps: the right end face of the left connecting shaft is integrally provided with a boss, the left end face of the right connecting shaft is integrally provided with a groove matched with the boss, the boss is inserted in the groove and enables the right connecting shaft to synchronously rotate along with the left connecting shaft, and the gravity center of the connecting shaft provided with the boss and the groove is positioned on the axis of the transmission main shaft.
The method further comprises the following steps: the boss is the cylinder that sets up with left connecting axle is coaxial, and the jackscrew hole that runs through its axis is offered to the both sides that lie in the recess on the right connecting axle relatively, and the screw thread fit has the jackscrew that is used for locking the boss in the jackscrew hole.
The method further comprises the following steps: the boss is a straight-line structure.
The method further comprises the following steps: an annular sinking groove is formed in the connecting shaft at a position corresponding to the coupler, and the depth of the annular sinking groove is the same as the wall thickness of the coupler.
The method further comprises the following steps: the shaft coupling includes the axle sleeve, all is provided with first taper sleeve and second taper sleeve between axle sleeve and left connecting axle and axle sleeve and right connecting axle, forms the ring cover after the conical surface of first taper sleeve and second taper sleeve are laminated each other, and the inner circle of ring cover is laminated with the outer wall of connecting axle, and the outer lane of ring cover is laminated with the inner circle of axle sleeve, has locking screw at the outer end of first taper sleeve along its circumference evenly distributed, locking screw locks second taper sleeve along the axial of connecting axle.
The method further comprises the following steps: the outer end integration at first taper sleeve is provided with first ring flange, is provided with the second ring flange at the outer end integration of second taper sleeve, locking screw pass behind the first ring flange with second ring flange screw thread fit.
The method further comprises the following steps: the power input shaft is a spline shaft.
The method further comprises the following steps: the power take-off shaft is provided with a bearing portion for mounting the bearing and a mounting portion for fixing the grinding tool.
The utility model has the beneficial effects that: the two shafts are in butt joint, so that the manufacturing is relatively time-saving and material-saving, the processing is convenient, the power input shaft is connected with the belt pulley through the spline sleeve, only the spline shaft is needed to be replaced in the later maintenance, the maintenance cost is reduced, and the disassembly and assembly are convenient; the utility model not only saves materials, is convenient for processing and improves the manufacturing efficiency of the main shaft, but also reduces the maintenance cost.
Drawings
FIG. 1 is a schematic diagram of a conventional propeller shaft;
FIG. 2 is a schematic diagram of a first embodiment of the present utility model;
FIG. 3 is a schematic diagram of a second embodiment of the present utility model;
fig. 4 is a schematic structural view of a coupling according to the present utility model.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings. Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. The terms left, middle, right, upper, lower, etc. in the embodiments of the present utility model are merely relative concepts or references to the normal use state of the product, and should not be construed as limiting.
First embodiment:
the combined main shaft of the steel ball grinding machine comprises a transmission main shaft, as shown in fig. 2, wherein the left end part of the transmission main shaft is a power input shaft 100, the right end part of the transmission main shaft is a power output shaft 200, the middle part of the transmission main shaft is a connecting shaft, the connecting shaft comprises a left connecting shaft 301 and a right connecting shaft 302 which are coaxially arranged, the left end of the left connecting shaft 301 is integrally connected with the power input shaft 100, and the right end of the right connecting shaft 302 is integrally connected with the power output shaft 200; the middle part of the connecting shaft is fixedly sleeved with a coupler 4 for locking the left connecting shaft 301 and the right connecting shaft 302, and the gravity center of the coupler 4 is positioned on the axis of the transmission main shaft, so that the transmission main shaft in rotation is ensured not to generate polarization and the stability of the structure; a boss 31 is integrally arranged on the right end face of the left connecting shaft 301, a groove 32 matched with the boss 31 is integrally arranged on the left end face of the right connecting shaft 302, the boss 31 is inserted into the groove 32 and enables the right connecting shaft 302 to synchronously rotate along with the left connecting shaft 301, and the gravity center of the connecting shaft provided with the boss 31 and the groove 32 is positioned on the axis of the transmission main shaft, so that the transmission main shaft can bear larger transmission torque. In order to facilitate the processing of the boss 31 and the groove 32, the boss 31 is a cylinder coaxially arranged with the left connecting shaft 301, jackscrew holes penetrating through the axes of the left connecting shaft 302 are formed on two opposite sides of the right connecting shaft 302, and jackscrews 304 for locking the boss 31 are in threaded fit in the jackscrew holes.
In order to facilitate the installation of the utility model on the original machine tool, the newly-added coupler 4 may not match with the existing installation space, and an annular sinking groove 303 is formed on the connecting shaft at a position corresponding to the coupler 4, and the depth of the annular sinking groove 303 is the same as the wall thickness of the coupler 4. For setting thinner shaft coupling 4, combine the fig. 4 to show, shaft coupling 4 includes axle sleeve 42, all be provided with first taper sleeve 44 and second taper sleeve 43 between axle sleeve 42 and left connecting axle 301 and between axle sleeve 42 and right connecting axle 302, form the ring cover after the conical surface of first taper sleeve 44 and second taper sleeve 43 is laminated each other, the inner circle of ring cover is laminated with the outer wall of connecting axle, the outer lane of ring cover is laminated with the inner circle of axle sleeve 42, evenly distributed has locking screw 41 along its circumference at the outer end of first taper sleeve 44, locking screw 41 locks second taper sleeve 43 along the axial of connecting axle. A first flange 441 is integrally provided at the outer end of the first taper sleeve 44, a second flange 431 is integrally provided at the outer end of the second taper sleeve 43, and the locking screw 41 is screwed with the second flange 431 after passing through the first flange 441. The coupling used in the present embodiment is a clamping coupling, and may also be a jackscrew coupling, or some couplings with higher coaxiality and larger torque transmission capability.
The power input shaft 100 is a spline shaft, and the power output shaft 200 is provided with a bearing portion 20 for mounting a bearing and a mounting portion 21 for fixing a grinding tool.
Second embodiment:
other technical features in the same case as the first embodiment, as shown in fig. 3, in order to improve the clamping effect of the boss 31 and the groove 32, the boss 31 is in a straight structure, and under the action of the boss 31 in the shape, the transmission main shaft has a larger torque transmission capability.
During processing and production, the integrally arranged power input shaft 100, the integrally arranged left connecting shaft 301, the integrally arranged power output shaft 200 and the integrally arranged right connecting shaft 302 are respectively manufactured, and then the left connecting shaft 301 and the right connecting shaft 302 are fixedly connected together through the coupler 4, so that a combined transmission main shaft is formed; in addition, a boss 31 can be machined on the left connecting shaft 301, a groove 32 is machined on the right connecting shaft 302, and the boss 31 and the groove 32 are clamped so that the combined transmission main shaft can bear larger transmission torque.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a steel ball grinds combination formula main shaft of machine, includes the transmission main shaft, and the left end tip of transmission main shaft is power input shaft, and the right-hand member tip of transmission main shaft is power output shaft, and the middle part of transmission main shaft is the connecting axle, its characterized in that: the connecting shaft comprises a left connecting shaft and a right connecting shaft which are coaxially arranged, the left end of the left connecting shaft is integrally connected with the power input shaft, and the right end of the right connecting shaft is integrally connected with the power output shaft; the middle part of the connecting shaft is fixedly sleeved with a coupler for locking the left connecting shaft and the right connecting shaft, and the gravity center of the coupler is positioned on the axis of the transmission main shaft.
2. The combination spindle of a ball mill of claim 1, wherein: the right end face of the left connecting shaft is integrally provided with a boss, the left end face of the right connecting shaft is integrally provided with a groove matched with the boss, the boss is inserted in the groove and enables the right connecting shaft to synchronously rotate along with the left connecting shaft, and the gravity center of the connecting shaft provided with the boss and the groove is positioned on the axis of the transmission main shaft.
3. The combination spindle of a ball mill of claim 2, wherein: the boss is the cylinder that sets up with left connecting axle is coaxial, and the jackscrew hole that runs through its axis is offered to the both sides that lie in the recess on the right connecting axle relatively, and the screw thread fit has the jackscrew that is used for locking the boss in the jackscrew hole.
4. The combination spindle of a ball mill of claim 2, wherein: the boss is a straight-line structure.
5. The combination spindle of a ball mill of claim 1, wherein: an annular sinking groove is formed in the connecting shaft at a position corresponding to the coupler, and the depth of the annular sinking groove is the same as the wall thickness of the coupler.
6. The combination spindle of a ball mill of claim 1, wherein: the shaft coupling includes the axle sleeve, all is provided with first taper sleeve and second taper sleeve between axle sleeve and left connecting axle and axle sleeve and right connecting axle, forms the ring cover after the conical surface of first taper sleeve and second taper sleeve are laminated each other, and the inner circle of ring cover is laminated with the outer wall of connecting axle, and the outer lane of ring cover is laminated with the inner circle of axle sleeve, has locking screw at the outer end of first taper sleeve along its circumference evenly distributed, locking screw locks second taper sleeve along the axial of connecting axle.
7. The combination spindle of the ball mill of claim 6 wherein: the outer end integration at first taper sleeve is provided with first ring flange, is provided with the second ring flange at the outer end integration of second taper sleeve, locking screw pass behind the first ring flange with second ring flange screw thread fit.
8. The combination spindle of a ball mill of claim 1, wherein: the power input shaft is a spline shaft.
9. The combination spindle of a ball mill of claim 1, wherein: the power take-off shaft is provided with a bearing portion for mounting the bearing and a mounting portion for fixing the grinding tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323096734.8U CN220279317U (en) | 2023-11-16 | 2023-11-16 | Combined main shaft of steel ball grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323096734.8U CN220279317U (en) | 2023-11-16 | 2023-11-16 | Combined main shaft of steel ball grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220279317U true CN220279317U (en) | 2024-01-02 |
Family
ID=89325831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323096734.8U Active CN220279317U (en) | 2023-11-16 | 2023-11-16 | Combined main shaft of steel ball grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220279317U (en) |
-
2023
- 2023-11-16 CN CN202323096734.8U patent/CN220279317U/en active Active
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