CN218530774U - Transition shaft for stirring shaft - Google Patents
Transition shaft for stirring shaft Download PDFInfo
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- CN218530774U CN218530774U CN202222999080.9U CN202222999080U CN218530774U CN 218530774 U CN218530774 U CN 218530774U CN 202222999080 U CN202222999080 U CN 202222999080U CN 218530774 U CN218530774 U CN 218530774U
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- stirring shaft
- base body
- shaft
- bolt
- stirring
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The application provides a transition shaft for a stirring shaft, which comprises a base body and a yoke plate; one end of the base body is provided with a spline groove, and the other end of the base body is provided with a matched butt joint hole corresponding to the stirring shaft; a key groove is arranged in the butt joint hole and is in key connection with the stirring shaft; the connecting plate is sleeved on the stirring shaft and is connected with the base body through a first bolt; a second bolt is connected between the stirring shaft and the matrix; a coaxial counter bore is arranged on the base body corresponding to the second bolt; a coaxial second threaded hole is formed in the stirring shaft corresponding to the second bolt. According to the technical scheme provided by the embodiment of the application, the spline grooves and the flat key grooves are respectively formed in the two ends of the base body, so that not only can the spline connection between the base body and the speed reducer be met, but also the flat key shaft with lower cost can be selected as the stirring shaft; meanwhile, the base body is connected with the yoke plate through the bolt, so that the torque difference between the spline connection and the flat key connection can be effectively transited; and the detachable mounting structure between the base body and the stirring shaft can be independently replaced according to the damaged part, so that the maintenance cost is effectively reduced.
Description
Technical Field
The application relates to the technical field of asphalt concrete mixing equipment, in particular to a transition shaft for a mixing shaft.
Background
The stirrer is used as electromechanical integrated equipment with higher automation degree, and the functions realized by the stirrer can be divided into four systems: electromechanical transmission system, mixing system, protection system and pneumatic door opening system.
The electromechanical transmission system has the function of providing power for the stirring system through the motor speed reducer; the stirring system is a component for uniformly stirring the required asphalt mixture; the protection system has the function of ensuring that the equipment plays a role in protecting key parts and prolonging the service life in the stirring use process; the pneumatic door opening system has the function that the air cylinder drives the door to open so as to remove the stirred materials from the stirrer, and thus, the materials are stirred in the next batch.
Among them, in the transmission connection of the speed reducer and the stirring shaft, the spline is favored because of the characteristics of small size, large transmission torque and the like; however, compared with a flat key, a spline has the defects of high processing difficulty and high processing cost, and the maintenance cost of abrasion replacement of the stirring shaft is relatively high, so the above problems need to be solved.
Disclosure of Invention
In view of the above-mentioned drawbacks or deficiencies of the prior art, it would be desirable to provide a transition shaft for a mixer shaft.
The application provides a transition shaft for a stirring shaft, which comprises a base body and a yoke plate;
one end of the base body is provided with a spline groove, and the other end of the base body is provided with a matched butt joint hole corresponding to the stirring shaft; a key groove is arranged in the butt joint hole and is in key connection with the stirring shaft;
the connecting plate is sleeved on the stirring shaft and is connected with the base body through a first bolt;
a second bolt is connected between the stirring shaft and the base body; the base body is provided with coaxial counter bores corresponding to the second bolts; and a coaxial second threaded hole is formed in the stirring shaft corresponding to the second bolt.
Furthermore, the device also comprises a clamp spring; the clamp spring is clamped on the stirring shaft and used for limiting the relative sliding of the connecting plates; and a clamping groove is formed in the stirring shaft corresponding to the clamping spring.
Furthermore, the connecting plate is provided with an installation groove corresponding to the clamp spring; the mounting groove is located the yoke plate is close to the one end of base member, be used for right the jump ring is hidden.
Furthermore, a through hole is formed in the yoke plate corresponding to the first bolt; the through holes are arranged along the circumferential direction, and the axial direction is parallel to that of the stirring shaft.
Furthermore, a corresponding first threaded hole is formed in the base body corresponding to the through hole; the first bolt penetrates through the through hole and is in butt joint with the first threaded hole.
The application has the advantages and positive effects that:
according to the technical scheme, the spline grooves and the flat key grooves are respectively formed in the two ends of the base body, so that the spline connection between the base body and the speed reducer can be met, and the flat key shaft with lower cost can be selected as the stirring shaft; meanwhile, the base body is connected with the yoke plate through the bolt, so that the torque difference between the spline connection and the flat key connection can be effectively transited; and the detachable mounting structure between the base body and the stirring shaft can be independently replaced according to the damaged part, so that the maintenance cost is effectively reduced.
Drawings
FIG. 1 is a schematic structural diagram of a transition shaft for a stirring shaft provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of a circlip limiting mechanism of a transition shaft for a stirring shaft provided in an embodiment of the present application.
The text labels in the figures are represented as: 100-a substrate; 110-a second bolt; 200-a yoke plate; 210-a first bolt; 300-stirring shaft; 310-circlip.
Detailed Description
The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.
Referring to fig. 1-2, the present embodiment provides a transition shaft for a stirring shaft, including a base 100; one end of the base body 100 is provided with a spline groove which can be butted with a speed reducer, and the other end is provided with a butt hole which is used for butting the flat key groove stirring shaft 300, so that the flat key groove stirring shaft 300 is butted with the spline groove speed reducer; the base body 100 and the stirring shaft 300 are detachably connected, so that the base body 100 or the stirring shaft 300 can be replaced selectively according to different damaged parts, and the maintenance cost can be effectively reduced while the spline connection with the speed reducer is ensured.
Preferably, the butt-joint hole is internally provided with a matching key slot corresponding to the stirring shaft 300, so that the butt-joint hole is in key connection with the stirring shaft 300, and the force transmission between the base body 100 and the stirring shaft 300 is realized.
In a preferred embodiment, the stirring shaft 300 is further sleeved with a yoke plate 200; the yoke plate 200 is relatively fixed to the stirring shaft 300 by the clamp spring 310, and is connected to the base 100 by the first bolt 210, so that the base 100 and the stirring shaft 300 are relatively connected.
Preferably, the clamp spring 310 is located at one end of the yoke plate 200 close to the base body 100; the stirring shaft 300 is provided with a matched clamping groove corresponding to the clamping spring 310; the connection plate 200 is provided with a matching mounting groove corresponding to the snap spring 310 for hiding the snap spring 310, thereby ensuring that the end face can be butted with the end face of the base body 100.
Preferably, the yoke plate 200 is provided with a through hole corresponding to the first bolt 210; the number of the through holes comprises a plurality of through holes, and the through holes are uniformly distributed around the stirring shaft 300.
Preferably, the end of the base 100 is provided with a first threaded hole corresponding to the through hole; the first bolt 210 is threadedly engaged with the first threaded hole by passing through the through hole, thereby locking the base 100 to the yoke plate 200.
In a preferred embodiment, the stirring shaft 300 is connected with the base body 100 through a second bolt 110; the base 100 has a counter bore corresponding to the second bolt 110, and the stirring shaft 300 has a matching second threaded bore corresponding to the second bolt 110.
Preferably, the counterbore is located at the end of the base 100 near the spline groove and is coaxial with the base 100.
Preferably, the second threaded hole is located at one end of the stirring shaft 300 close to the base body 100, and is coaxial with the stirring shaft 300.
Preferably, the second bolt 110 can be butted with the second threaded hole by penetrating through the counter bore, and meanwhile, the screwing direction of the second bolt 110 and the second threaded hole is the same as the output direction of the speed reducer, so that the second bolt 110 can be prevented from loosening, the torque between the base body 100 and the stirring shaft 300 can be increased, and the torque transition between the spline connection and the flat key connection is realized.
In a preferred embodiment, the yoke plate 200 and the stirring shaft 300 are in an interference fit, and the first bolt 210 is connected with the base body 100 in a matching way, so that the torque between the base body 100 and the stirring shaft 300 can be increased.
The principles and embodiments of the present application are described herein using specific examples, which are only used to help understand the method and its core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, or combinations, or other applications in which the concepts and aspects of the invention may be practiced without these modifications, are intended to be covered by the present disclosure.
Claims (5)
1. A transition shaft for a stirring shaft is characterized by comprising a base body (100) and a connecting plate (200);
a spline groove is formed in one end of the base body (100), and a matched butt joint hole is formed in one end of the base body corresponding to the stirring shaft (300); a key groove is arranged in the butt joint hole and is in key connection with the stirring shaft (300);
the connecting plate (200) is sleeved on the stirring shaft (300) and is connected with the base body (100) through a first bolt (210);
a second bolt (110) is connected between the stirring shaft (300) and the base body (100); coaxial counter bores are formed in the base body (100) corresponding to the second bolts (110); and a coaxial second threaded hole is formed in the stirring shaft (300) corresponding to the second bolt (110).
2. A transition shaft for a mixer shaft as claimed in claim 1, further comprising a circlip (310); the clamp spring (310) is clamped on the stirring shaft (300) and used for limiting the relative sliding of the yoke plate (200); the stirring shaft (300) is provided with a clamping groove corresponding to the clamping spring (310).
3. The transition shaft for the stirring shaft as recited in claim 2, wherein the yoke plate (200) is provided with a mounting groove corresponding to the clamp spring (310); the mounting groove is located yoke plate (200) is close to the one end of base member (100), is used for hiding jump ring (310).
4. The transition shaft for stirring shafts according to claim 1, wherein the yoke plate (200) is provided with a through hole corresponding to the first bolt (210); the through holes are distributed along the circumferential direction, and the axial direction is parallel to the axial direction of the stirring shaft (300).
5. The transition shaft for the stirring shaft according to claim 4, wherein the base body (100) is provided with a corresponding first threaded hole corresponding to the through hole; the first bolt (210) penetrates through the through hole and is in butt joint with the first threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222999080.9U CN218530774U (en) | 2022-11-11 | 2022-11-11 | Transition shaft for stirring shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222999080.9U CN218530774U (en) | 2022-11-11 | 2022-11-11 | Transition shaft for stirring shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218530774U true CN218530774U (en) | 2023-02-28 |
Family
ID=85261272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222999080.9U Active CN218530774U (en) | 2022-11-11 | 2022-11-11 | Transition shaft for stirring shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218530774U (en) |
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2022
- 2022-11-11 CN CN202222999080.9U patent/CN218530774U/en active Active
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