CN219746882U - Knurling structure for shaft surface of motor shaft - Google Patents
Knurling structure for shaft surface of motor shaft Download PDFInfo
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- CN219746882U CN219746882U CN202321286044.6U CN202321286044U CN219746882U CN 219746882 U CN219746882 U CN 219746882U CN 202321286044 U CN202321286044 U CN 202321286044U CN 219746882 U CN219746882 U CN 219746882U
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- 238000003825 pressing Methods 0.000 claims abstract description 51
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000002335 surface treatment layer Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000021438 curry Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model provides a knurling structure of a motor shaft surface, and belongs to the technical field of motor shaft machining. According to the utility model, the upper knurling tool and the lower knurling tool are mutually arranged in parallel, the knurling teeth are arranged on the opposite sides of the upper knurling tool and the lower knurling tool, the lengths of the knurling teeth on the upper knurling tool and the lower knurling tool are half of the circumference of a motor shaft to be knurled along the moving direction of the upper knurling tool and the lower knurling tool, so that the upper knurling tool and the lower knurling tool can respectively form half-circle knurling patterns on the motor shaft, a complete circle of knurling patterns is formed, the problems that the surface treatment layer is damaged and the rigidity of the knurling patterns formed on the motor shaft is changed due to repeated rubbing and pressing of the knurling part on the motor shaft are effectively avoided, the quality of the knurling patterns is ensured, the press-fitting stability during subsequent assembly is improved, the application of the motor shaft is facilitated, the moving stroke of the upper knurling tool and the lower knurling tool is only half of the circumference of the motor shaft in the process, the processing stroke is shorter, and the processing efficiency is higher.
Description
Technical Field
The utility model relates to the technical field of motor shaft machining, in particular to a motor shaft surface knurling structure.
Background
The motor is used as a power output structure, a wheel disc, a gear, a worm and other transmission structures are usually arranged on a motor shaft of the motor, and rolling patterns are usually arranged on the axial surface of the end part of the motor shaft so that the stability of installation can be improved and the power transmission is more reliable when the transmission structures such as the gear, the worm and the like are pressed on the motor shaft.
At present, the knurling of the shaft surface of a motor shaft is usually carried out by repeatedly rubbing and pressing the motor shaft to be processed by adopting a double-knurling cutter structure, and the knurling is formed on the surface of the motor shaft. The structure of current double knurling tool is like the curry mechanism is used to motor shaft that patent CN216599325U discloses, it is provided with first drive assembly and the second drive assembly of installing on the mount pad, and first knurling tool is connected to first drive assembly's output, second knurling tool is connected to second drive assembly's output, first knurling tool and second knurling tool are parallel to each other, wait that the axle head of knurled motor vertically distributes between first knurling tool and second knurling tool, first drive assembly drives first knurling tool and removes for the mount pad, second drive assembly drives second knurling tool and removes for the mount pad, first knurling tool and second knurling tool relative direction remove in order to knurl the motor shaft. However, in the above-mentioned structure, the knurling cutter that trade is commonly used is the cutter that a side is all knurling tooth, and the knurling tooth length of this knurling cutter is usually very much greater than the circumference of the motor shaft of waiting to knurl, usually sets for 203mm, and during the knurling, the motor shaft can be rubbed repeatedly when removing to the other end for the knurling cutter from one end, and the surface treatment layer of motor shaft is destroyed easily to result in, and the rigidity of the knurling that still easily leads to forming on the motor shaft simultaneously changes, influences the stability after the follow-up pressure equipment, and the knurling quality is lower, and the pressure equipment power surpasss the management and control value, has restricted the application of motor shaft.
Disclosure of Invention
The utility model provides a motor shaft face knurling structure to the above-mentioned problem that exists among the prior art, now aim at providing a motor shaft face knurling structure, with set up two cutter mount pads of relative arrangement, on two cutter mount pads and be located opposite one side all be provided with the knurling sword, and all be provided with outstanding knurling tooth on two knurling sword opposite one side, and along the direction of movement of knurling sword, the length of knurling tooth is the perimeter of the motor shaft of waiting to knurl, when making follow-up knurling to the motor shaft, the knurling tooth on two knurling sword can process half knurling respectively on the motor shaft, thereby form the complete knurling of round on the motor shaft, effectively avoided the knurling position of motor shaft to be rubbed the pressure repeatedly, avoided the surface treatment layer to be destroyed, the problem that the knurling rigidity of formation takes place the change, the knurling quality has been promoted, the press-fit stability of follow-up assembly process has been promoted, do benefit to the application of motor shaft.
The specific technical scheme is as follows:
the utility model provides a motor shaft knurling structure, includes knurling sword and lower knurling sword, and go up knurling sword and lower knurling sword parallel arrangement each other and do relative translation along the direction that is parallel to each other, wait the motor shaft of knurling arrange along the direction of movement of perpendicular to knurling sword and lower knurling sword and stretch into between supreme knurling sword and the lower knurling sword, have such characteristics, all be provided with outstanding knurling tooth on the side of the side that upward knurling sword and lower knurling sword are relative, and along upward knurling sword and lower knurling sword's the direction of movement, upward knurling tooth's on knurling sword and the lower knurling sword length is the perimeter of the motor shaft of waiting the knurling.
In the above-mentioned knurling structure for the shaft surface of the motor shaft, in the initial state, the connecting line of the first knurling tooth of the upper knurling tool and the first knurling tooth of the lower knurling tool passes through the shaft center of the motor shaft to be knurled.
The motor shaft surface knurling structure comprises an upper knurling cutter and a lower knurling cutter, wherein the upper knurling cutter and the lower knurling cutter comprise tooth seats and tooth molds, one side of each tooth mold is provided with a plurality of knurling teeth, the other side of each tooth mold is connected with the tooth seats, and the tooth molds and the tooth seats are of an integrated structure.
The knurling structure of the shaft surface of the motor shaft is characterized in that a space is arranged between knurling teeth on the tooth die and the tooth seat.
The motor shaft surface knurling structure further comprises an upper mounting seat and a lower mounting seat, wherein the upper mounting seat and the lower mounting seat are respectively arranged on one side of the upper knurling cutter and one side of the lower knurling cutter, the upper knurling cutter is arranged on the upper mounting seat, and the lower knurling cutter is arranged on the lower mounting seat.
The motor shaft surface knurling structure comprises an upper mounting seat and a lower mounting seat, wherein a plurality of mounting holes are formed in the upper mounting seat and the lower mounting seat, and the upper mounting seat and the lower mounting seat are mounted on a driving assembly through the respective mounting holes.
The motor shaft surface knurling structure comprises an upper mounting seat, a lower mounting seat, a mounting groove, a pressing block, an upper knurling cutter and a lower knurling cutter, wherein the upper mounting seat and the lower mounting seat are arranged on the opposite sides of the upper mounting seat and the lower mounting seat, the mounting groove is formed in the mounting groove, the pressing block is arranged in the mounting groove, and the upper knurling cutter and the lower knurling cutter are respectively arranged in the mounting groove on the upper mounting seat and the lower mounting seat and are pressed through the pressing block.
The knurling structure of the shaft surface of the motor shaft, wherein the two ends of the pressing block are provided with the first connecting holes which penetrate through, meanwhile, the bottom of the mounting groove is provided with the second connecting holes which correspond to the first connecting holes, and when the pressing block is mounted in the mounting groove, the first connecting holes are connected with the corresponding second connecting holes through threaded fasteners.
The motor shaft surface knurling structure comprises a pressing block, wherein the middle of the pressing block is provided with a pressing groove, and when the pressing block is installed in the installation groove, a tooth holder of an upper knurling tool or a lower knurling tool is inserted into the pressing groove.
The motor shaft surface knurling structure comprises a pressing block, wherein the length of the pressing block is consistent with that of a corresponding mounting groove, and the width and the depth of the pressing groove are consistent with those of a tooth holder of a corresponding upper knurling cutter or lower knurling cutter.
The technical scheme has the positive effects that:
according to the motor shaft surface knurling structure, the upper knurling cutter and the lower knurling cutter which are parallel to each other and relatively move along the parallel directions of the upper knurling cutter and the lower knurling cutter are arranged on the side surfaces of the opposite sides of the upper knurling cutter and the lower knurling cutter, the lengths of the knurling teeth on the upper knurling cutter and the lower knurling cutter are half of the circumference of a motor shaft to be knurled along the moving directions of the upper knurling cutter and the lower knurling cutter, the motor shaft to be knurled stretches into the space between the knurling teeth on the upper knurling cutter and the knurling teeth on the lower knurling cutter, half-circle knurling patterns are formed on the motor shaft through the upper knurling cutter and the lower knurling cutter respectively, a circle of complete knurling patterns are formed together, the problem that the knurling parts on the motor shaft are repeatedly rubbed and a surface treatment layer is damaged is effectively avoided, meanwhile, the problem that the rigidity of the knurling patterns formed on the motor shaft is changed is avoided, the quality of the knurling patterns is improved, the stability after subsequent assembly is guaranteed, the application of the motor shaft is facilitated, in addition, the knurling process only needs to move half of the circumference of the motor shaft, and the processing efficiency is higher.
Drawings
FIG. 1 is a block diagram of an embodiment of a knurled arrangement on the shaft surface of a motor shaft in accordance with the present utility model;
FIG. 2 is a schematic view showing the processing states of the knurled teeth and the motor shaft according to a preferred embodiment of the present utility model;
FIG. 3 is a block diagram of an upper knurling tool of a preferred embodiment of the present utility model;
FIG. 4 is a block diagram of an upper mounting base according to a preferred embodiment of the present utility model;
fig. 5 is a block diagram of a preferred embodiment of the present utility model.
In the accompanying drawings: 1. a knurling tool is arranged; 11. a tooth holder; 12. tooth mold; 121. knurling teeth; 2. a knurling cutter is arranged; 3. a motor shaft; 4. an upper mounting seat; 41. a mounting hole; 42. a mounting groove; 421. a second connection hole; 5. a lower mounting seat; 6. briquetting; 61. a first connection hole; 62. and a pressing groove.
Description of the embodiments
In order to make the technical means, the creation features, the achievement of the purposes and the effects of the present utility model easy to understand, the following embodiments specifically describe the technical solution provided by the present utility model with reference to fig. 1 to 5, but the following disclosure is not limited to the present utility model.
FIG. 1 is a block diagram of an embodiment of a knurled arrangement on the shaft surface of a motor shaft in accordance with the present utility model; FIG. 2 is a schematic view showing the processing states of the knurl teeth and the motor shaft according to a preferred embodiment of the present utility model. As shown in fig. 1 and 2, the knurling structure for the axial surface of the motor shaft provided in this embodiment includes: an upper knurling tool 1, a lower knurling tool 2, an upper mounting seat 4 and a lower mounting seat 5.
Specifically, the upper knurling tool 1 and the lower knurling tool 2 are arranged in parallel, and the upper knurling tool 1 and the lower knurling tool 2 relatively translate along the directions parallel to each other, and the motor shaft 3 to be knurled is arranged along the moving direction perpendicular to the upper knurling tool 1 and the lower knurling tool 2 and extends between the upper knurling tool 1 and the lower knurling tool 2, namely, when the upper knurling tool 1 and the lower knurling tool 2 relatively translate, the circumferential rubbing and pressing can be performed on the outer surface of the motor shaft 3 to be knurled, so that conditions are provided for forming a knurling pattern on the outer surface of the motor shaft 3. At this time, protruding knurling teeth 121 are provided on the side surfaces of the opposite sides of the upper knurling tool 1 and the lower knurling tool 2, and the motor shaft 3 to be knurled is located between the two knurling teeth 121, and the upper knurling tool 1 and the lower knurling tool 2 are pressed against the outer surface of the motor shaft 3 to be knurled by the respective knurling teeth 121. In addition, the lengths of the knurling teeth 121 on the upper knurling tool 1 and the lower knurling tool 2 are half of the circumference of the motor shaft 3 to be knurled along the moving direction of the upper knurling tool 1 and the lower knurling tool 2, so that when in knurling, the upper knurling tool 1 and the lower knurling tool 2 move relatively, knurling is respectively carried out on two sides of the motor shaft 3, half-circle knurling patterns are respectively processed on the outer surface of the motor shaft 3, the two knurling tools are mutually combined to form a circle of complete knurling, the problem that the knurling part on the motor shaft 3 is repeatedly rubbed and pressed to damage a surface treatment layer is effectively avoided, the problem that the rigidity of the knurling formed on the motor shaft 3 is changed due to repeated rubbing and pressing is also avoided, the quality of the knurling is improved, the stability after press fitting is guaranteed, the application of the motor shaft 3 is facilitated, the moving stroke of the upper knurling tool 1 and the lower knurling tool 2 is only required to be controlled to be half of the circumference of the motor shaft 3 in the process of the motor shaft 3, the processing stroke is shorter, and the processing efficiency is higher.
More specifically, in the initial state, when the motor shaft 3 to be knurled is arranged between the upper knurling tool 1 and the lower knurling tool 2, the connecting line of the first knurling tooth 121 of the upper knurling tool 1 and the first knurling tooth 121 on the lower knurling tool 2 is adjusted to pass through the axle center of the motor shaft 3 to be knurled, namely, the axle centers of the first knurling tooth 121 of the upper knurling tool 1, the first knurling tooth 121 on the lower knurling tool 2 and the motor shaft 3 with knurling are positioned on the same straight line, thereby ensuring that the head and tail of half-circle knurls respectively processed by the upper knurling tool 1 and the lower knurling tool 2 can be exactly aligned, avoiding the problem of missing knurls or misplacement of knurls, and ensuring the quality of the upper knurls of the motor shaft 3.
Fig. 3 is a block diagram of an upper knurling tool according to a preferred embodiment of the present utility model. As shown in fig. 2 and 3, the upper and lower knurling tools 1 and 2 each include a tooth holder 11 and a tooth mold 12, and at this time, one side of the tooth mold 12 has a plurality of knurling teeth 121, that is, the outer surface of the motor shaft 3 is knurled by the plurality of knurling teeth 121 on the tooth mold 12. And, be connected tooth die 12's opposite side with tooth holder 11, realized the connection of tooth die 12 and tooth holder 11 for tooth die 12 installs through tooth holder 11, and preferably, tooth die 12 and tooth holder 11 are integrated into one piece's structure, have guaranteed the structural strength of last knurling tool 1 and lower knurling tool 2, have prolonged the life of last knurling tool 1 and lower knurling tool 2. In addition, the length and/or the width of the tooth holder 11 are/is larger than the length and/or the width of the tooth mold 12, so that the surface area of the tooth holder 11 is larger than the surface area of the tooth mold 12, the installation contact area of the upper knurling tool 1 and the lower knurling tool 2 is increased, the installation stability is higher, and the machining precision is ensured.
More specifically, a space is arranged between the knurling teeth 121 on the tooth mold 12 and the tooth seat 11, namely, the tooth mold 12 is provided with a certain thickness, the knurling teeth 121 are protruded from the tooth seat 11 through the thickness of the tooth mold 12, so that conditions are provided for the fact that only the knurling teeth 121 are contacted with the outer surface of the motor shaft 3 to be knurled later, the knurling process and the interference of the formed knurling patterns are prevented, and the machining precision is further ensured.
More specifically, the knurling structure of the shaft surface 3 of the motor shaft provided by the embodiment further comprises an upper mounting seat 4 and a lower mounting seat 5, at this time, the upper mounting seat 4 and the lower mounting seat 5 are respectively arranged on the opposite sides of the upper knurling tool 1 and the lower knurling tool 2, that is, the upper mounting seat 4 is arranged on the side of the upper knurling tool 1, which is away from the lower knurling tool 2, and the lower mounting seat 5 is arranged on the side of the lower knurling tool 2, so that the upper mounting seat 4 and the lower mounting seat 5 are not located between the upper knurling tool 1 and the lower knurling tool 2, and interference caused by knurling processing of the upper knurling tool 1 and the lower knurling tool 2 is avoided. Simultaneously, install upper knurling tool 1 on last mount pad 4, lower knurling tool 2 is installed on lower mount pad 5, drives upper knurling tool 1 through last mount pad 4 promptly and removes, and lower mount pad 5 drives lower knurling tool 2 and removes, provides the installation carrier for upper knurling tool 1 and lower knurling tool 2, also provides the drive power for knurling simultaneously.
FIG. 4 is a block diagram of an upper mounting base according to a preferred embodiment of the present utility model; fig. 5 is a block diagram of a preferred embodiment of the present utility model. As shown in fig. 1, 4 and 5, a plurality of mounting holes 41 are formed in the upper mounting seat 4 and the lower mounting seat 5, preferably, two mounting holes 41 are formed in the upper mounting seat 4 and the lower mounting seat 5, and the two mounting holes 41 are respectively located at two ends of the upper mounting seat 4 and the lower mounting seat 5. And, during subsequent installation, go up mount pad 4 and lower mount pad 5 and install on drive assembly through respective mounting hole 41 respectively for drive assembly can drive and go up mount pad 4 and lower mount pad 5 motion, satisfies knurl processing demand.
More specifically, the mounting grooves 42 are formed in the upper mounting seat 4 and the lower mounting seat 5 and are positioned on opposite sides, at this time, the pressing blocks 6 are arranged in each mounting groove 42, meanwhile, the upper knurling tool 1 and the lower knurling tool 2 are respectively mounted in the mounting grooves 42 on the upper mounting seat 4 and the lower mounting seat 5, and the upper knurling tool 1 and the lower knurling tool 2 positioned in the mounting grooves 42 are respectively pressed through the corresponding pressing blocks 6, so that the upper mounting seat 4 and the lower mounting seat 5 are not required to be detached from the driving assembly when the upper knurling tool 1 and the lower knurling tool 2 are subsequently replaced, the upper knurling tool 1 and the lower knurling tool 2 can be taken out or inserted only by loosening the pressing blocks 6, the pressing blocks 6 are not required to be completely detached, the replacement is more convenient, the replacement efficiency is higher, and the structural design is more reasonable.
More specifically, the first connecting holes 61 penetrating through are formed at two ends of the pressing block 6, meanwhile, the second connecting holes 421 corresponding to the first connecting holes 61 are formed on the bottom of the mounting groove 42, and when the pressing block 6 is mounted in the mounting groove 42, the first connecting holes 61 on the pressing block 6 and the second connecting holes 421 in the corresponding mounting groove 42 are connected through threaded fasteners, namely, the pressing block 6 is mounted in the corresponding mounting groove 42 through the first connecting holes 61 at two ends of the pressing block 6, and then the pressing block 6 can be loosened and pressed through screwing the threaded fasteners, so that the upper knurling tool 1 and the lower knurling tool 2 are replaced conveniently, the operation is more convenient, and the replacement efficiency is further improved.
More specifically, the pressing groove 62 is formed in the middle of the pressing block 6, meanwhile, when the pressing block 6 is installed in the installation groove 42, the corresponding tooth holder 11 of the upper knurling tool 1 or the lower knurling tool 2 is inserted into the pressing groove 62, namely, an accommodating space is provided for the upper knurling tool 1 or the lower knurling tool 2 through the pressing groove 62, the problem that the pressing block 6 presses the upper knurling tool 1 or the lower knurling tool 2 and excessively protrudes out of the installation groove 42 can be avoided, limiting can be provided for the upper knurling tool 1 or the lower knurling tool 2, conditions are provided for ensuring the accuracy of the installation position of the upper knurling tool 1 or the lower knurling tool 2 subsequently, and the first connecting holes 61 are formed in two sides of the pressing groove 62, so that the stability and the reliability of the upper knurling tool 1 or the lower knurling tool 2 pressed by the pressing block 6 are guaranteed, and the structural design is more reasonable.
More specifically, the length of the pressing block 6 is set to be consistent with the length of the corresponding mounting groove 42, so that when the pressing block 6 is matched with the mounting groove 42, the mounting position of the pressing block 6 in the mounting groove 42 can be more accurate, the accuracy of the position of the pressing groove 62 is ensured, the adjustment is not needed after the installation, the debugging time for replacing the upper knurling tool 1 and the lower knurling tool 2 is shortened, the width and the depth of the pressing groove 62 are set to be consistent with the width and the thickness of the tooth seat 11 of the corresponding upper knurling tool 1 or lower knurling tool 2, after the tooth seat 11 of the upper knurling tool 1 and the lower knurling tool 2 extend into the pressing groove 62 on the corresponding pressing block 6, the positions of the upper knurling tool 1 and the lower knurling tool 2 are limited, the inclination problem of the upper knurling tool 1 and the lower knurling tool 2 in the machining process can be prevented, the debugging time after the subsequent replacement of the upper knurling tool 1 and the lower knurling tool 2 can be reduced, the replacement efficiency of the tool is further improved, and the replacement is more convenient.
The knurling structure for the shaft surface of the motor shaft comprises an upper knurling cutter 1 and a lower knurling cutter 2; the upper knurling tool 1 and the lower knurling tool 2 are arranged in parallel and relatively move along the directions parallel to each other, protruding knurling teeth 121 are arranged on the side walls of the opposite sides of the upper knurling tool 1 and the lower knurling tool 2, the lengths of the knurling teeth 121 on the upper knurling tool 1 and the lower knurling tool 2 are half of the circumference of a motor shaft 3 to be knurled along the moving directions of the upper knurling tool 1 and the lower knurling tool 2, the upper knurling tool 1 and the lower knurling tool 2 can respectively form half-circle knurling patterns on the motor shaft 3, a circle of complete knurling patterns is formed, the problem that the knurling part on the motor shaft 3 is repeatedly rubbed and pressed to damage a surface treatment layer is effectively avoided, the problem that the rigidity of the knurling patterns formed on the motor shaft 3 changes due to repeated rubbing and pressing is also avoided, the quality of the knurling patterns is ensured, the stability after press-fitting during subsequent assembly is improved, the application limit of the motor shaft 3 is smaller, the movement stroke of the upper knurling tool 1 and the lower knurling tool 2 is only half of the circumference of the motor shaft 3, the machining stroke is shorter, and the machining efficiency is higher.
The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a motor shaft knurling structure, includes knurling tool and lower knurling tool, just go up the knurling tool with the knurling tool is parallel arrangement each other and do relative translation along the direction that is parallel to each other down, wait that the knurling motor shaft is along the perpendicular to go up the knurling tool with the direction of movement of knurling tool down arranges and stretches into between the knurling tool with down, its characterized in that, go up the knurling tool with all be provided with outstanding knurling tooth on the side of the opposite side of knurling tool down, and follow go up the knurling tool with down in the direction of movement of knurling tool, go up the knurling tool with down on the knurling tooth's length is the length of the motor shaft of waiting to knurl.
2. The motor shaft surface knurling structure as in claim 1, wherein in an initial state, a line connecting a first one of said knurling teeth of said upper knurling tool and a first one of said knurling teeth of said lower knurling tool passes through an axial center of a motor shaft to be knurled.
3. The motor shaft face knurling structure of claim 1, wherein the upper knurling cutter and the lower knurling cutter each comprise a tooth holder and a tooth mold, one side of the tooth mold is provided with a plurality of knurling teeth, the other side of the tooth mold is connected with the tooth holder, and the tooth mold and the tooth holder are of an integrated structure.
4. A motor shaft face knurling structure in accordance with claim 3, wherein a space is provided between said knurling teeth on said tooth mold and said tooth holder.
5. The motor shaft face knurling structure of claim 3 or 4, further comprising an upper mounting base and a lower mounting base, said upper mounting base and said lower mounting base being disposed on opposite sides of said upper knurling tool and said lower knurling tool, respectively, said upper knurling tool being mounted on said upper mounting base, said lower knurling tool being mounted on said lower mounting base.
6. The knurled structure of claim 5, wherein the upper mounting base and the lower mounting base are each provided with a plurality of mounting holes, and the upper mounting base and the lower mounting base are mounted on the driving assembly through the respective mounting holes.
7. The knurling structure of the motor shaft surface according to claim 6, wherein the upper mounting seat and the lower mounting seat are provided with mounting grooves on opposite sides, a pressing block is arranged in the mounting grooves, and the upper knurling cutter and the lower knurling cutter are respectively arranged in the mounting grooves on the upper mounting seat and the lower mounting seat and are pressed by the pressing block.
8. The knurling structure of a motor shaft surface according to claim 7, wherein the two ends of the pressing block are provided with first connecting holes penetrating through the pressing block, meanwhile, the bottom of the mounting groove is provided with second connecting holes corresponding to the first connecting holes, and when the pressing block is mounted in the mounting groove, the first connecting holes and the corresponding second connecting holes are connected through threaded fasteners.
9. The motor shaft face knurling structure of claim 7, wherein a pressing groove is provided in a middle portion of the press block, and the tooth holder of the upper knurling tool or the lower knurling tool is inserted into the pressing groove when the press block is mounted in the mounting groove.
10. The motor shaft face knurling structure of claim 9, wherein the length of said press block is identical to the length of the corresponding mounting groove, and the width and depth of said press groove are identical to the width and thickness of the tooth holder of the corresponding upper or lower knurling tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286044.6U CN219746882U (en) | 2023-05-25 | 2023-05-25 | Knurling structure for shaft surface of motor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286044.6U CN219746882U (en) | 2023-05-25 | 2023-05-25 | Knurling structure for shaft surface of motor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219746882U true CN219746882U (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321286044.6U Active CN219746882U (en) | 2023-05-25 | 2023-05-25 | Knurling structure for shaft surface of motor shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219746882U (en) |
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2023
- 2023-05-25 CN CN202321286044.6U patent/CN219746882U/en active Active
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