CN217421916U - High-precision rotary spline housing - Google Patents

High-precision rotary spline housing Download PDF

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Publication number
CN217421916U
CN217421916U CN202221146367.0U CN202221146367U CN217421916U CN 217421916 U CN217421916 U CN 217421916U CN 202221146367 U CN202221146367 U CN 202221146367U CN 217421916 U CN217421916 U CN 217421916U
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CN
China
Prior art keywords
spline housing
housing body
oil
spline
high precision
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Expired - Fee Related
Application number
CN202221146367.0U
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Chinese (zh)
Inventor
李伟
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Nanjing Zhongcheng Machinery Equipment Co ltd
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Nanjing Zhongcheng Machinery Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Nanjing Zhongcheng Machinery Equipment Co ltd filed Critical Nanjing Zhongcheng Machinery Equipment Co ltd
Priority to CN202221146367.0U priority Critical patent/CN217421916U/en
Application granted granted Critical
Publication of CN217421916U publication Critical patent/CN217421916U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a high accuracy rotation spline housing, relate to spline housing technical field, including spline housing body and the lug that evenly sets up in the spline housing body outside, the auxiliary member includes the disc portion that sets up in spline housing body one side and sets up the bolt on disc portion surface, the lower extreme of disc portion is provided with the shutoff post, operating personnel anticlockwise rotates the bolt, and cooperate the use of screw hole, can make disc portion keep away from the spline housing body, make the shutoff post keep away from the oil filler point simultaneously, operating personnel pours into lubricating oil into to the oil filler point inside, lubricating oil passes through the inlet channel and the subchannel, discharge from the oil-out finally, can lubricate between spline housing body and the integral key shaft through the lubricating oil that sets up, reduce wearing and tearing, after the oiling, insert the shutoff post into the oil filler point again, and the use of cooperation bolt and screw hole can use disc portion fixed mounting in the upper end of spline housing body, the integral spline housing body does not need to be dismounted and then lubricated.

Description

High-precision rotary spline housing
Technical Field
The utility model relates to a spline housing technical field specifically is a spline housing is rotated to high accuracy.
Background
The spline shaft is one kind of mechanical transmission part, and the keyway on spline shaft surface divide into: the function of the key is the same as that of a flat key, a semicircular key and an inclined key, and the mechanical torque is transmitted. The outer surface of the spline shaft is provided with a longitudinal key groove, and a rotating part sleeved on the spline shaft by the spline shaft is also provided with a corresponding key groove which can keep rotating synchronously with the shaft.
When traditional high accuracy rotation spline housing structure used with the integral key shaft cooperation, it is serious to make spline housing inner wall wearing and tearing easily, if not in time lubricate the processing to it, shortens spline housing's life easily, and spline housing structural strength performance is not very good, damages easily in the use, and the result of use is unsatisfactory.
To the problem, the utility model provides a spline housing is rotated to high accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-precision rotary spline housing, when needing to carry out oiling to the spline housing body, an operator rotates a bolt anticlockwise and is matched with the use of a threaded hole, so that a disc part can be far away from the spline housing body, and a plugging column is far away from an oil filling hole, so that the oil filling hole is exposed, at the moment, the operator injects lubricating oil into the oil filling hole, the lubricating oil is discharged from an oil outlet through a liquid inlet channel and a branch channel, the space between the spline housing body and a spline shaft can be lubricated through the set lubricating oil, the abrasion is reduced, after the oil filling is finished, the plugging column is inserted into the oil filling hole again, at the moment, the set rubber ring is utilized for sealing, and the disc part can be fixedly arranged at the upper end of the spline housing body by matching with the use of the bolt and the threaded hole, the integral disassembly of the spline housing body is not needed for lubrication, the operation is simpler, thereby solving the problems in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme: a high-precision rotary spline housing comprises a spline housing body and convex blocks uniformly arranged on the outer side of the spline housing body, wherein an auxiliary piece is arranged on one side of the spline housing body;
the auxiliary part comprises a disc part arranged on one side of the spline housing body and a bolt arranged on the surface of the disc part, and a plugging column is arranged at the lower end of the disc part.
Preferably, the oil filler point has been seted up on the surface of spline housing body, and the inboard of spline housing body is provided with the keyway, and the inner chamber has been seted up to the inside of spline housing body, and the stiffener has evenly been laid to the inboard of inner chamber.
Preferably, the surface of the spline housing body is provided with an external coating, threaded holes are uniformly formed in the surface of the spline housing body, and the threaded holes are in threaded fit connection with the bolts.
Preferably, the liquid inlet channel has been seted up to the inside of spline housing body, and liquid inlet channel is linked together with the oil filler point, and one side of liquid inlet channel evenly is provided with the subchannel, and the oil-out has been seted up to the inner wall of spline housing body, and the oil-out is linked together with the subchannel.
Preferably, the inner wall of the liquid inlet channel is provided with a non-stick layer, and the non-stick layer is a Teflon coating.
Preferably, the external coating comprises an abrasion-resistant coating, a chromium silicide nitride coating and a corrosion-resistant coating which are arranged on the surface of the spline housing body from inside to outside.
Preferably, the outer wall of the plugging column is provided with a rubber ring.
Preferably, the cross-sectional shape of the disk portion is identical to the cross-sectional shape of the spline housing body.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model provides a high accuracy rotation spline housing, when needing to carry out the oiling to the spline housing body, operating personnel anticlockwise rotates the bolt, and the use of screw hole is cooperated, can make the disc portion keep away from the spline housing body, simultaneously make the plugging post keep away from the oil filler point, make the oil filler point show out, operating personnel injects lubricating oil into the oil filler point at this moment, lubricating oil is discharged from the oil outlet through the liquid inlet channel and the subchannel, can lubricate between the spline housing body and the spline shaft through the lubricating oil that sets up, reduce abrasion, after the oiling is finished, the plugging post is inserted into the oil filler point again, at this moment, seal by the rubber ring that sets up, and cooperate with the use of bolt and screw hole to fixedly install the disc portion at the upper end of the spline housing body for use, need not to lubricate after the integral disassembly of the spline housing body, the operation is simpler.
2. The utility model provides a pair of spline housing is rotated to high accuracy, the inner chamber has been seted up to the inside of spline housing body, the stiffener has evenly been laid to the inner chamber, make the intensity of spline housing body improve through the stiffener that sets up, wear-resistant coating, chromium nitride silicide coating and corrosion resistant layer have set gradually simultaneously on the outer wall of spline housing body, can improve the anticorrosive, wear-resisting and high temperature resistant oxidation's of spline housing body performance for the intensity of spline housing body is better, excellent in use effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a structural exploded view of the auxiliary frame and the spline housing of the present invention;
FIG. 3 is a schematic view of the internal structure of the spline housing of the present invention;
FIG. 4 is a schematic view of the oil hole structure of the present invention;
fig. 5 is a schematic view of the external coating structure of the present invention.
In the figure: 1. a spline housing body; 11. an oil filler hole; 111. a liquid inlet channel; 112. a shunt channel; 113. an oil outlet; 114. a non-stick layer; 12. a keyway; 13. an inner cavity; 14. an external coating; 141. a wear-resistant coating; 142. a chromium silicide nitride coating; 143. a corrosion-resistant layer; 15. a reinforcing bar; 16. a threaded hole; 2. a bump; 3. an auxiliary member; 31. a disk portion; 32. a bolt; 33. plugging the column; 331. a rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to solve the technical problems that when the traditional high-precision rotary spline sleeve structure is matched with a spline shaft for use, the inner wall of the spline sleeve is easy to wear seriously, if the spline sleeve is not lubricated in time, the service life of the spline sleeve is easy to shorten, the strength and the performance of the spline sleeve structure are not good, the spline sleeve is easy to damage in the using process, and the using effect is not ideal, as shown in figures 1-5, the following preferable technical scheme is provided:
the utility model provides a high accuracy rotation spline housing, includes spline housing body 1 and evenly sets up lug 2 in the spline housing body 1 outside, and one side of spline housing body 1 is provided with auxiliary member 3.
The auxiliary member 3 includes a disk portion 31 provided on the spline housing body 1 side and a bolt 32 provided on the surface of the disk portion 31, and a plugging column 33 is provided at the lower end of the disk portion 31.
Oil filler point 11 has been seted up on the surface of spline housing body 1, and the inboard of spline housing body 1 is provided with keyway 12, and inner chamber 13 has been seted up to the inside of spline housing body 1, and stiffener 15 has evenly been laid to the inboard of inner chamber 13.
The surface of the spline housing body 1 is provided with an external coating 14, the surface of the spline housing body 1 is uniformly provided with threaded holes 16, and the threaded holes 16 are in threaded fit connection with bolts 32.
The liquid inlet channel 111 is formed in the spline housing body 1, the liquid inlet channel 111 is communicated with the oil filling hole 11, the branch channels 112 are uniformly formed in one side of the liquid inlet channel 111, the oil outlet 113 is formed in the inner wall of the spline housing body 1, and the oil outlet 113 is communicated with the branch channels 112.
The inner wall of the liquid inlet channel 111 is provided with a non-stick layer 114, and the non-stick layer 114 is a teflon coating.
The external coating 14 comprises a wear-resistant coating 141, a chromium silicide nitride coating 142 and a corrosion-resistant coating 143 which are arranged on the surface of the spline housing body 1 from inside to outside.
The outer wall of the plugging column 33 is provided with a rubber ring 331.
The sectional shape of the disc portion 31 conforms to the sectional shape of the spline housing body 1.
Specifically, when oil needs to be injected into the spline housing body 1, an operator rotates the bolt 32 counterclockwise and cooperates with the threaded hole 16 to enable the disc portion 31 to be far away from the spline housing body 1, and simultaneously enable the plugging column 33 to be far away from the oil filler hole 11 to enable the oil filler hole 11 to be exposed, at this time, the operator injects lubricating oil into the oil filler hole 11, the lubricating oil passes through the liquid inlet channel 111 and the branch channel 112 and is finally discharged from the oil outlet 113, the plugging column 33 can lubricate the space between the spline housing body 1 and the spline shaft through the set lubricating oil, so as to reduce abrasion, after the oil injection is finished, the plugging column 33 is inserted into the oil filler hole 11 again, at this time, the rubber ring 331 is used for sealing, the disc portion 31 can be fixedly installed at the upper end of the spline housing body 1 by cooperating with the bolt 32 and the threaded hole 16, the integral spline housing body 1 does not need to be lubricated after being disassembled, the operation is comparatively simple, inner chamber 13 has been seted up to the inside of spline housing body 1 simultaneously, stiffener 15 has evenly been laid in the inner chamber 13, make spline housing body 1's intensity improve through the stiffener 15 that sets up, wear-resistant coating 141 has set gradually on spline housing body 1's the outer wall simultaneously, chromium silicide nitride coating 142 and corrosion resistant layer 143, can improve spline housing body 1's anticorrosive, wear-resisting and high temperature oxidation resistant performance, make spline housing body 1's intensity better, excellent in use effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a high accuracy rotational spline cover, includes spline housing body (1) and evenly sets up lug (2) in the spline housing body (1) outside, its characterized in that: an auxiliary piece (3) is arranged on one side of the spline housing body (1);
the auxiliary part (3) comprises a disc part (31) arranged on one side of the spline housing body (1) and a bolt (32) arranged on the surface of the disc part (31), and a plugging column (33) is arranged at the lower end of the disc part (31).
2. A high precision rotational spline housing according to claim 1, wherein: oil filler point (11) have been seted up on the surface of spline housing body (1), and the inboard of spline housing body (1) is provided with keyway (12), and inner chamber (13) have been seted up to the inside of spline housing body (1), and stiffener (15) have evenly been laid to the inboard of inner chamber (13).
3. A high precision rotary spline housing according to claim 2, wherein: the surface of the spline housing body (1) is provided with an external coating (14), threaded holes (16) are uniformly formed in the surface of the spline housing body (1), and the threaded holes (16) are in threaded fit connection with bolts (32).
4. A high precision rotary spline housing according to claim 3, wherein: liquid inlet channel (111) has been seted up to the inside of spline housing body (1), and liquid inlet channel (111) is linked together with oil filler point (11), and one side of liquid inlet channel (111) evenly is provided with subchannel (112), and oil-out (113) have been seted up to the inner wall of spline housing body (1), and oil-out (113) are linked together with subchannel (112).
5. A high precision rotary spline housing according to claim 4, wherein: and an anti-sticking layer (114) is arranged on the inner wall of the liquid inlet channel (111), and the anti-sticking layer (114) is a Teflon coating.
6. A high precision rotary spline housing according to claim 4, wherein: the external coating (14) comprises an abrasion-resistant coating (141), a chromium nitride silicide coating (142) and a corrosion-resistant coating (143), wherein the abrasion-resistant coating (141), the chromium nitride silicide coating (142) and the corrosion-resistant coating are arranged on the surface of the spline housing body (1) from inside to outside.
7. A high precision rotary spline housing according to claim 1, wherein: and a rubber ring (331) is arranged on the outer wall of the blocking column (33).
8. A high precision rotary spline housing according to claim 6, wherein: the cross-sectional shape of the disc part (31) is consistent with that of the spline housing body (1).
CN202221146367.0U 2022-05-13 2022-05-13 High-precision rotary spline housing Expired - Fee Related CN217421916U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221146367.0U CN217421916U (en) 2022-05-13 2022-05-13 High-precision rotary spline housing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221146367.0U CN217421916U (en) 2022-05-13 2022-05-13 High-precision rotary spline housing

Publications (1)

Publication Number Publication Date
CN217421916U true CN217421916U (en) 2022-09-13

Family

ID=83187566

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221146367.0U Expired - Fee Related CN217421916U (en) 2022-05-13 2022-05-13 High-precision rotary spline housing

Country Status (1)

Country Link
CN (1) CN217421916U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220913

CF01 Termination of patent right due to non-payment of annual fee