CN215214431U - Ball tooth single-section coupling of steel rolling roller way - Google Patents
Ball tooth single-section coupling of steel rolling roller way Download PDFInfo
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- CN215214431U CN215214431U CN202121639312.9U CN202121639312U CN215214431U CN 215214431 U CN215214431 U CN 215214431U CN 202121639312 U CN202121639312 U CN 202121639312U CN 215214431 U CN215214431 U CN 215214431U
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Abstract
The utility model discloses a steel rolling roll table ball tooth single-section shaft coupling, including flange ball toothholder and external tooth integral key shaft, both transmit power through tooth portion meshing between flange ball toothholder and the external tooth integral key shaft, lie in the spherical cap on the surface of external tooth integral key shaft on the flange ball toothholder, there is the spline housing flange through the vice swing joint of spline on the one end surface that flange ball toothholder was kept away from to the external tooth integral key shaft, and the spline housing flange is provided with dustproof subassembly on being close to a terminal surface of flange ball toothholder, the utility model has the advantages of being simple in whole structure, conveniently make and produce, dismantle the change convenience, can improve work efficiency to laid lubricating oil between ankle joint and the spline pair, can guarantee to rotate in a flexible way, and can prolong whole life, improve the result of use.
Description
Technical Field
The utility model belongs to the technical field of the shaft coupling, specific theory relates to a steel rolling roll table ball tooth single-section shaft coupling.
Background
In the rolling process of the steel, a blank is supported by a roller of a roller way of a steel rolling machine, then the blank is conveyed to a rolling mill, and then the blank is rolled by the rolling mill.
The rotary power of the roller bed roller is provided by a motor and a gearbox, the motor and the gearbox transmit power through a coupler, the motor outputs rotary power to be transmitted to the coupler, the coupler transmits the rotary power to the gearbox, and the gearbox transmits the rotary power to each roller, so that a set of complete transmission and rolling process is formed.
In the prior art, the couplings between the motor and the gearbox are universal cross couplings and rzeppa couplings, the couplings are easy to fatigue and damage in the using process and need to be overhauled, and therefore the maintenance and the replacement of the couplings are frequent.
And the whole structure of the existing coupler is an integrated structure, so that axial displacement can not be carried out, and further when the coupler is replaced, after a gearbox or a motor at one end of the coupler needs to be disassembled, the coupler is disassembled axially, so that the maintenance is inconvenient, the replacement rate of the coupler is slow, a large amount of working time needs to be occupied, and the production and working efficiency are seriously influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved main technical problem of the utility model is to provide a simple structure, it is convenient to dismantle the change, can improve work efficiency to need not to dismantle the steel rolling roll table ball tooth single-section shaft coupling that gearbox or motor can accomplish the shaft coupling installation and dismantle the operation.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a steel rolling roll table ball tooth single-section shaft coupling, includes flange ball tooth seat and external tooth integral key shaft, has both transmitted power through tooth portion meshing between flange ball tooth seat and the external tooth integral key shaft, installs the ball cap on the surface that lies in the external tooth integral key shaft on the flange ball tooth seat, and there is the spline housing flange through the vice swing joint of spline on the one end surface that the flange ball tooth seat was kept away from to the external tooth integral key shaft, is provided with dustproof subassembly on the terminal surface that the spline housing flange is close to flange ball tooth seat.
The following is the utility model discloses to above-mentioned technical scheme's further optimization:
the external tooth spline shaft comprises an external spherical tooth section and a spline shaft, the external spherical tooth section and the spline shaft are coaxially arranged, and the external spherical tooth section and the spline shaft are mutually and integrally connected.
Further optimization: a spherical cavity matched with the integral structure of the outer spherical tooth joint is formed in the flange spherical tooth seat, and power is transmitted between the surface of the spherical cavity and the outer surface of the outer spherical tooth joint through tooth part meshing.
Further optimization: the middle part of the outer spherical tooth joint close to one end face of the flange spherical tooth seat is provided with a steel ball mounting cavity, a steel ball is mounted in the steel ball mounting cavity, and the outer surface of the steel ball is in contact with the inner surface of the steel ball mounting cavity and the inner surface of the ball cavity.
Further optimization: the ball cap is internally provided with an installation ball cavity and an assembly cavity which are communicated with each other, the assembly cavity is sleeved on the outer surface of the flange ball tooth seat, the joint of the assembly cavity and the outer surface of the flange ball tooth seat is in threaded connection, and the outer ball tooth joint is assembled in the installation ball cavity.
Further optimization: a plurality of strip holes are formed in the position, close to the assembly cavity, on the outer surface of the ball cap, the length direction of each strip hole is parallel to the axis of the ball cap, threaded holes are formed in the positions, corresponding to the strip holes, on the flange ball tooth holder, and the strip holes and the threaded holes are connected with ball cap fastening bolts in an inner threaded mode.
Further optimization: a sealing groove is formed in the outer surface of the outer spherical tooth joint, an O-shaped sealing ring is installed in the sealing groove, and the outer surface of the O-shaped sealing ring is in contact with the inner surface of the installation ball cavity.
Further optimization: the outer surface of the flange ball tooth holder is integrally connected with a first flange plate at a position far away from the external tooth spline shaft, and the flange ball tooth holder is provided with an internal tooth holder oil nozzle communicated with the ball cavity.
Further optimization: the middle part of the spline housing flange is provided with a spline hole, the spline housing flange is sleeved on the spline shaft through the spline hole, and the outer surface of the spline housing flange is integrally connected with a second flange plate.
Further optimization: the dustproof assembly comprises a dustproof cover, the dustproof cover is fixedly installed on the end face, close to the outer spherical tooth section, of the spline housing flange through a dustproof cover fixing bolt, a dustproof pad is arranged between the dustproof cover and the end face of the spline housing flange in a clamping mode, and the inner surface of the dustproof pad is connected with the outer surface of the spline shaft in a sealing mode.
The above technical scheme is adopted in the utility model, when using, this steel rolling roll table ball tooth single-section shaft coupling only has the spline housing flange to remove along the axial of integral key shaft, realize adjusting axial position, other parts are fixed assembly, when the installation, motor and speed reducer are fixed, place this steel rolling roll table ball tooth single-section shaft coupling in the centre of motor and speed reducer this moment, then carry out butt joint with the bolt for the ring flange of speed reducer or engine with the first ring flange on the flange ball tooth seat and fix, carry out butt joint with the bolt for the ring flange of engine or speed reducer to the second ring flange on the other end spline housing flange again, the installation is accomplished.
When the ball-tooth single-section coupler of the steel rolling roller way needs to be disassembled, the second flange plate on the spline sleeve flange and the flange plate of the engine or the speed reducer are disassembled firstly, then the first flange plate and the flange plate of the speed reducer or the engine are disassembled, the spline sleeve flange slides to one side close to the ball-tooth seat of the flange, the overall length of the ball-tooth single-section coupler of the steel rolling roller way can be reduced, and the ball-tooth single-section coupler of the steel rolling roller way can be disassembled conveniently.
The above technical scheme is adopted in the utility model, think about ingenious, rational in infrastructure, the spline housing flange can be followed the axial of integral key shaft and removed, and then can adjust the whole length of this steel rolling roll table ball tooth single-section shaft coupling, and convenient can install between engine and speed reducer, facilitates the use to need not to dismantle and adjust the position of engine and speed reducer, conveniently install, maintenance time is overhauld in the that can significantly reduce, improves production efficiency.
Install the steel ball between the internal surface of outer spherical tooth festival and ball chamber, through the steel ball can be convenient make outer spherical tooth festival swing, realize adjusting the spatial position between flange spherical tooth seat and the external tooth integral key shaft, facilitate the use, the steel ball can ensure that flange spherical tooth seat keeps unchangeable with the cooperation center of external tooth integral key shaft to can also ensure that flange spherical tooth seat rotates in a flexible way with the ankle joint of external tooth integral key shaft, facilitate the use.
And this steel rolling roll table ball tooth single-section shaft coupling overall structure is simple, convenient manufacturing and production to laid lubricating oil between ankle joint and the spline pair, can guarantee to rotate in a flexible way, and can prolong whole life, improve the result of use.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a ball cap in embodiment 1 of the present invention;
FIG. 3 is a side view of FIG. 2;
fig. 4 is a schematic structural view of an external-tooth spline shaft in embodiment 1 of the present invention;
fig. 5 is a schematic structural view of a spline housing flange in embodiment 1 of the present invention;
fig. 6 is a schematic view of the overall structure of embodiment 2 of the present invention;
fig. 7 is a schematic structural diagram of the ball cap 3 in embodiment 2 of the present invention.
In the figure: 1-flange spherical tooth seat; 11-a ball cavity; 12-a first flange; 13-external thread; 2-an external tooth spline shaft; 21-outer spherical gear segment; 22-a splined shaft; 23-outer buttons; 24-O-ring seals; 25-steel ball mounting cavity; 26-a seal groove; 3-a ball cap; 31-internal thread; 32-installing a ball cavity; 33-an assembly chamber; 34-elongated holes; 4-spline housing flange; 41-spline shaft oil nozzle; 42-splined bore; 43-a second flange; 5-steel ball; 6-ball cap fastening bolts; 7-inner tooth base oil nozzle; 8, a dustproof cover; 9-dustproof pad; 10-dust cap fixing bolt; 111-a third flange; 112-fourth flange.
Detailed Description
Example 1: referring to fig. 1-5, a single-section coupler with spherical teeth for a steel rolling roller way comprises a flange spherical tooth seat 1 and an external tooth spline shaft 2, wherein the flange spherical tooth seat 1 and the external tooth spline shaft 2 are engaged through teeth to transmit power, a spherical cap 3 is mounted on the outer surface of the external tooth spline shaft 2 on the flange spherical tooth seat 1, a spline sleeve flange 4 is movably connected to the outer surface of one end of the external tooth spline shaft 2 away from the flange spherical tooth seat 1 through a spline pair, and a dustproof assembly is arranged on one end face of the spline sleeve flange 4 close to the flange spherical tooth seat 1.
The external-tooth spline shaft 2 comprises an external spherical tooth section 21 and a spline shaft 22, the external spherical tooth section 21 and the spline shaft 22 are coaxially arranged, and the external spherical tooth section 21 and the spline shaft 22 are integrally connected with each other.
The outer spherical tooth section 21 is in a semi-spherical shape in the whole structure, and a plurality of outer spherical teeth 23 are distributed on the outer spherical surface of the outer spherical tooth section 21.
The spline shaft 22 is provided with an external spline, and the spline housing flange 4 is movably sleeved on the spline shaft 22 of the external spline shaft 2 through a spline pair.
The flange spherical tooth seat 1 is internally provided with a spherical cavity 11 matched with the integral structure of the outer spherical tooth joint 21, and the inner wall of the spherical cavity 11 is provided with a plurality of inner spherical teeth meshed with the outer spherical teeth 23 on the outer spherical tooth joint 21.
The cross section of the outer spherical tooth 23 is in an arc shape smaller than or equal to a semicircle.
The radian of the cross section of the outer spherical teeth 23 is gradually reduced from the maximum diameter position of the outer spherical tooth joint 21 to the front end, so that the overall shape of the outer spherical teeth 23 is wedge-shaped arc teeth.
The cross-sectional shape of the inner buttons on the inner surface of the ball cavity 11 matches the cross-sectional shape of the outer buttons 23.
The outer spherical tooth joint 21 is assembled in the spherical cavity 11 of the flange spherical tooth seat 1, the outer spherical teeth 23 on the outer spherical tooth joint 21 are meshed with the inner spherical teeth in the spherical cavity 11 to transmit power, and an ankle joint is formed between the outer tooth spline shaft 2 and the flange spherical tooth seat 1.
At this moment, the spline shaft 22 rotates to drive the outer spherical tooth section 21 to rotate, the outer spherical tooth section 21 rotates to drive the flange spherical tooth seat 1 to integrally rotate through the meshing transmission power of the tooth parts, the use is convenient, and the effect of transmission power can be realized.
And a steel ball mounting cavity 25 is formed in the middle of the outer spherical tooth joint 21 close to one end face of the flange spherical tooth seat 1, and a steel ball 5 is mounted in the steel ball mounting cavity 25.
The opening depth of the steel ball mounting cavity 25 is smaller than the diameter of the steel ball 5, and the outer surface of the steel ball 5 is in contact with the inner surface of the steel ball mounting cavity 25 and the inner surface of the ball cavity 11.
Design like this, the support of accessible steel ball 5 can make outer spherical teeth festival 21 be close to the certain clearance of partition department between the internal surface of 1 terminal surface of flange spherical teeth seat and corresponding ball chamber 11 to through this clearance can be convenient make outer spherical teeth festival 21 swing, realize adjusting the spatial position between flange spherical teeth seat 1 and the external tooth integral key shaft 2, facilitate the use.
And the support through steel ball 5 can ensure that the cooperation center of flange ball toothholder 1 and external tooth integral key shaft 2 keeps unchangeable to can also ensure that the ankle joint of flange ball toothholder 1 and external tooth integral key shaft 2 rotates in a flexible way, facilitate the use.
An installation ball cavity 32 and an assembly cavity 33 which are communicated with each other are formed in the ball cap 3, the shape of the inner surface of the installation ball cavity 32 is matched with the shape of the outer surface of one end, close to the spline shaft 22, of the outer ball tooth joint 21, and the shape of the inner surface of the assembly cavity 33 is matched with the shape of the outer surface of the flange ball tooth holder 1.
The assembly cavity 33 of the ball cap 3 is sleeved on the outer surface of the flange ball tooth seat 1, and at the moment, the outer ball tooth joint 21 is assembled in the installation ball cavity 32.
The joint of the assembly cavity 33 of the ball cap 3 and the outer surface of the flange ball tooth holder 1 is in threaded connection.
An internal thread 31 is formed on the inner surface of the assembling cavity 33, and an external thread 13 is arranged on the flange ball tooth holder 1 at a position corresponding to the internal thread 31.
The ball cap 3 is in threaded connection with the external thread 13 on the flange ball tooth seat 1 through the internal thread 31, so that the ball cap 3 is fixedly installed on the flange ball tooth seat 1.
The installation ball chamber 32 of ball cap 3 cooperatees with ball chamber 11 this moment, and then can assemble outer ball tooth joint 21 in ball chamber 11 through ball cap 3 to can prevent through the blockking of ball cap 3 that outer ball tooth joint 21 from deviating from in ball chamber 11, facilitate the use.
A plurality of strip holes 34 are formed in the outer surface of the ball cap 3 at positions close to the assembly cavity 33, the strip holes 34 are distributed at intervals along the outer surface of the ball cap 3, and the length direction of the strip holes 34 is parallel to the axis of the ball cap 3.
Threaded holes are formed in the positions, corresponding to the strip holes 34, of the flange spherical tooth holder 1, and spherical cap fastening bolts 6 are connected with the strip holes 34 and the threaded holes in an inner threaded mode.
The ball cap 3 is in threaded connection with the external thread 13 on the flange ball tooth seat 1 through the internal thread 31, so that the ball cap 3 is fixedly installed on the flange ball tooth seat 1.
And can further with ball cap 3 fixed mounting on flange ball toothholder 1 through ball cap fastening bolt 6 passes rectangular hole 34 and screw hole to can carry out the position of axial adjustment ball cap 3 through the cooperation of ball cap fastening bolt 6 and rectangular hole 34, facilitate the use.
A sealing groove 26 is formed in the position, close to the spline shaft 22, on the outer surface of the outer spherical tooth joint 21, an O-shaped sealing ring 24 is installed in the sealing groove 26, and the outer surface of the O-shaped sealing ring 24 is in contact with the inner surface of the installation spherical cavity 32 of the spherical cap 3.
By the design, the O-shaped sealing ring 24 can be installed on the outer spherical tooth joint 21 through the sealing groove 26, the O-shaped sealing ring 24 can be used for sealing and connecting the inner surface of the installation spherical cavity 32 and the outer surface of the outer spherical tooth joint 21, and the spherical cavity 11 can be packaged for convenience.
An inner tooth holder oil nozzle 7 is arranged at a position, close to the ball cavity 11, on the flange ball tooth holder 1, and the inner tooth holder oil nozzle 7 is communicated with the ball cavity 11.
The inner tooth holder oil nozzle 7 is plugged through a plugging cap.
Design like this, through interior toothholder glib talker 7 can be convenient inject lubricating oil into ball chamber 11 in, make outer ball tooth section 21 and flange ball toothholder 1's tooth portion meshing be in the lubricating oil and carry out work then, improve the result of use.
And a first flange plate 12 is integrally connected to the outer surface of the flange spherical tooth holder 1 and the position far away from the external tooth spline shaft 2.
The first flange plate 12 is provided with a plurality of bolt through holes, bolts can penetrate through the bolt through holes in the first flange plate 12, and the flange spherical tooth holder 1 can be in transmission connection with a power output end or a power input end through the first flange plate 12 and the bolts.
By the design, the spline housing flange 4 is in transmission connection with the spline shaft 22 through the spline pair, so that the spline housing flange 4 can move along the axial direction of the spline shaft 22, and the position between the spline housing flange 4 and the spline shaft 22 can be adjusted.
And a second flange plate 43 is integrally connected to one end of the outer surface of the spline housing flange 4, which is far away from the external tooth spline shaft 2.
The second flange plate 43 is provided with a plurality of bolt through holes, bolts can penetrate through the bolt through holes on the second flange plate 43, and the spline housing flange 4 can be in transmission connection with a power output end or a power input end through the second flange plate 43 and the bolts.
The outer surface of the spline housing flange 4 is provided with a spline shaft oil nipple 41, and the spline shaft oil nipple 41 is communicated with the spline hole 42.
The spline shaft oil nozzle 41 is plugged through a plugging cap.
By the design, lubricating oil can be conveniently injected into the spline hole 42 through the spline shaft oil nozzle 41, so that the spline pair can work in the lubricating oil, and the using effect is improved.
Dustproof subassembly establishes the shield 8 on integral key shaft 22 including the cover, shield 8 passes through shield fixing bolt 10 fixed mounting and is served at spline housing flange 4 one that is close to outer spherical tooth festival 21.
And a dustproof pad 9 is clamped between the dustproof cover 8 and the end face of the spline housing flange 4, and the inner surface of the dustproof pad 9 is connected with the outer surface of the spline shaft 22 in a sealing manner.
Design like this, the accessible is dustproof to fill up 9 and is prevented dust, avoids outside dust to get into the junction of splined hole 42 and spline shaft 22 to also can avoid the lubricating oil between splined hole 42 and the spline shaft 22 here to leak.
When the single-section coupler is used, only the spline housing flange 4 of the steel rolling roller way ball-tooth single-section coupler can move along the axial direction of the spline shaft 22 to achieve axial position adjustment, other parts are fixed assemblies, when the coupler is installed, the motor and the speed reducer are fixed, the steel rolling roller way ball-tooth single-section coupler is placed between the motor and the speed reducer, then the first flange plate 12 on the flange ball-tooth seat 1 is fixedly butted with the flange plate of the speed reducer or an engine through bolts, then the second flange plate 43 on the spline housing flange 4 at the other end is fixedly butted with the flange plate of the engine or the speed reducer through bolts, and installation is completed.
When the ball tooth single-section coupler of the steel rolling roller way needs to be disassembled, the second flange 43 on the spline housing flange 4 and the flange of the engine or the speed reducer are disassembled firstly, then the first flange 12 and the flange of the speed reducer or the engine are disassembled, the spline housing flange 4 slides to one side close to the flange ball tooth seat 1, the overall length of the ball tooth single-section coupler of the steel rolling roller way can be reduced, and the ball tooth single-section coupler of the steel rolling roller way can be disassembled conveniently.
Example 2, please refer to fig. 6-7: in the above embodiment 1, the single-section coupling with spherical teeth of the steel rolling roller way can also adopt the structure shown in fig. 6, the spherical cap 3 is connected with the flange spherical tooth holder 1 through a flange and a bolt, and a third flange 111 is integrally connected to the outer surface of the spherical cap 3 at a position close to the flange spherical tooth holder 1.
The flange spherical tooth seat 1 is integrally connected with a fourth flange 112 at a position corresponding to the third flange 111, the third flange 111 is matched with the fourth flange 112, and the third flange 111 is fixedly connected with the fourth flange 112 through bolts.
By means of the design, the ball cap 3 can be fixedly installed on the flange ball tooth seat 1 through the matching of the third flange 111 and the fourth flange 112 and the fixed connection of the third flange 111 and the fourth flange 112 by bolts.
In this embodiment, a gasket may be additionally disposed between the third flange 111 and the fourth flange 112, and the distance between the third flange 111 and the fourth flange 112 may be adjusted by the gasket, so as to further adjust the position between the ball cap 3 and the flange ball tooth seat 1 and the outer ball tooth joint 21, thereby facilitating use.
For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.
Claims (10)
1. The utility model provides a steel rolling roll table ball tooth single-section shaft coupling which characterized in that: including flange ball toothholder (1) and external tooth integral key shaft (2), both transmit power through tooth portion meshing between flange ball toothholder (1) and the external tooth integral key shaft (2), install ball cap (3) on flange ball toothholder (1) the surface that lies in external tooth integral key shaft (2), there is spline housing flange (4) through the vice swing joint of spline on the one end surface of flange ball toothholder (1) is kept away from in external tooth integral key shaft (2), be provided with dustproof subassembly on a terminal surface that spline housing flange (4) are close to flange ball toothholder (1).
2. The ball tooth single-joint coupling of the steel rolling roller way according to claim 1, characterized in that: the external tooth spline shaft (2) comprises an external spherical tooth section (21) and a spline shaft (22), the external spherical tooth section (21) and the spline shaft (22) are coaxially arranged, and the external spherical tooth section (21) and the spline shaft (22) are mutually and integrally connected.
3. The ball tooth single-joint coupling of the steel rolling roller way according to claim 2, characterized in that: a ball cavity (11) matched with the overall structure of the outer spherical tooth joint (21) is formed in the flange spherical tooth seat (1), and power is transmitted between the surface of the ball cavity (11) and the outer surface of the outer spherical tooth joint (21) through tooth meshing.
4. The ball tooth single-joint coupling of the steel rolling roller way according to claim 3, characterized in that: a steel ball mounting cavity (25) is formed in the middle of the outer spherical tooth joint (21) close to one end face of the flange spherical tooth seat (1), a steel ball (5) is mounted in the steel ball mounting cavity (25), and the outer surface of the steel ball (5) is in contact with the inner surface of the steel ball mounting cavity (25) and the inner surface of the spherical cavity (11).
5. The ball tooth single-joint coupling of the steel rolling roller way according to claim 4, characterized in that: an installation ball cavity (32) and an assembly cavity (33) which are communicated with each other are arranged in the ball cap (3), the assembly cavity (33) is sleeved on the outer surface of the flange ball tooth holder (1), the joint of the assembly cavity (33) and the outer surface of the flange ball tooth holder (1) is in threaded connection, and the outer ball tooth joint (21) is assembled in the installation ball cavity (32).
6. The ball tooth single-joint coupling of the steel rolling roller way according to claim 5, characterized in that: a plurality of strip holes (34) are formed in the position, close to the assembly cavity (33), on the outer surface of the ball cap (3), the length direction of the strip holes (34) is parallel to the axis of the ball cap (3), threaded holes are formed in the positions, corresponding to the strip holes (34), on the flange ball tooth seat (1), and the strip holes (34) and the threaded holes are connected with ball cap fastening bolts (6) in an inner threaded mode.
7. The ball tooth single-joint coupling of the steel rolling roller way according to claim 6, characterized in that: a sealing groove (26) is formed in the outer surface of the outer spherical tooth joint (21), an O-shaped sealing ring (24) is installed in the sealing groove (26), and the outer surface of the O-shaped sealing ring (24) is in contact with the inner surface of the installation ball cavity (32).
8. The ball tooth single-joint coupling of the steel rolling roller way according to claim 7, characterized in that: the flange ball tooth holder (1) is provided with an inner tooth holder oil nozzle (7) communicated with the ball cavity (11).
9. The ball tooth single-joint coupling of the steel rolling roller way according to claim 8, characterized in that: spline holes (42) are formed in the middle of the spline housing flange (4), the spline housing flange (4) is sleeved on the spline shaft (22) through the spline holes (42), and a second flange plate (43) is integrally connected to the outer surface of the spline housing flange (4).
10. The ball tooth single-joint coupling of the steel rolling roller way according to claim 9, characterized in that: the dustproof assembly comprises a dustproof cover (8), the dustproof cover (8) is fixedly installed on one end face, close to the outer spherical tooth joint (21), of the spline housing flange (4) through a dustproof cover fixing bolt (10), a dustproof pad (9) is arranged between the dustproof cover (8) and the end face of the spline housing flange (4) in a clamping mode, and the inner surface of the dustproof pad (9) is connected with the outer surface of the spline shaft (22) in a sealing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639312.9U CN215214431U (en) | 2021-07-19 | 2021-07-19 | Ball tooth single-section coupling of steel rolling roller way |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121639312.9U CN215214431U (en) | 2021-07-19 | 2021-07-19 | Ball tooth single-section coupling of steel rolling roller way |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215214431U true CN215214431U (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121639312.9U Active CN215214431U (en) | 2021-07-19 | 2021-07-19 | Ball tooth single-section coupling of steel rolling roller way |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215214431U (en) |
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2021
- 2021-07-19 CN CN202121639312.9U patent/CN215214431U/en active Active
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