CN216555227U - High-precision gear for crane reduction gearbox - Google Patents
High-precision gear for crane reduction gearbox Download PDFInfo
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- CN216555227U CN216555227U CN202220104203.5U CN202220104203U CN216555227U CN 216555227 U CN216555227 U CN 216555227U CN 202220104203 U CN202220104203 U CN 202220104203U CN 216555227 U CN216555227 U CN 216555227U
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- sliding block
- reduction gearbox
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Abstract
The utility model belongs to the technical field of gears, and particularly relates to a high-precision gear for a reduction gearbox of a crane, which comprises a gear body and a gear shaft; a pair of symmetrically distributed splines is fixedly connected to the gear shaft; the gear body is provided with a central hole; a pair of first grooves which are symmetrically distributed is formed in the inner wall of the central hole; the first groove is connected with a first sliding block in a sliding manner; the end part of the first sliding block close to the center of the central hole is provided with a spline groove; the first sliding block is fixed through the clamping unit; the utility model provides a high-precision gear for a reduction gearbox of a crane, which aims to solve the problems that a shaft hole and a gear shaft of the gear are always in a single adaptive state, one gear can only be suitable for a single gear shaft, the application range is narrow, and the gear has great limitation.
Description
Technical Field
The utility model belongs to the technical field of gears, and particularly relates to a high-precision gear for a reduction gearbox of a crane.
Background
The gear is one of common mechanical elements, and the gear needs to be connected with a gear shaft in a matching manner, so that the motor can drive the gear to rotate to provide power.
In the prior art, the shaft hole and the gear shaft of the gear are usually in a single adaptive state, one gear can only be suitable for a single gear shaft, the application range is narrow, and the gear has great limitation.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that the shaft hole and the gear shaft of the gear are usually in a single adaptive state, one gear can only be suitable for a single gear shaft, the application range is narrow, and the gear is very limited, the utility model provides the high-precision gear for the crane reduction gearbox.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a high-precision gear for a crane reduction gearbox, which comprises a gear body and a gear shaft; a pair of symmetrically distributed splines is fixedly connected to the gear shaft; the gear body is provided with a central hole; a pair of first grooves which are symmetrically distributed is formed in the inner wall of the central hole; the first groove is connected with a first sliding block in a sliding manner; the end part of the first sliding block close to the center of the central hole is provided with a spline groove; the first sliding block is fixed through the clamping unit; fix first slider through the screens unit, because of the gear shaft at this moment on the spline be located the spline groove of first slider, the gear shaft can drive gear revolve when rotating, and because of first slider can remove in first recess, and then can be suitable for not unidimensional gear shaft through the removal of first slider, let the application scope of gear improve, make things convenient for being applicable to of gear.
Preferably, the blocking unit comprises a blocking groove; a pair of second grooves which are symmetrically distributed relative to the first sliding block are formed in the end face of the gear body; the second groove is connected with an L-shaped plate in a sliding mode, and a vertical plate of the L-shaped plate extends out of the second groove; a group of clamping grooves are formed in the side walls of the two sides of the first sliding block; the L-shaped plate can be clamped into the clamping groove in a moving mode, so that the first sliding block can be moved, and the connection stability of the gear and the gear shaft is guaranteed.
Preferably, a first magnetic layer is fixedly connected to the side wall of the second groove far away from the first groove; a filling block is arranged in the second groove and is positioned between the L-shaped plate and the first magnetic layer; the filling block has magnetism, and the filling block and the first magnetic layer are mutually attracted; the fixed of filling block can be with stable the placing in the screens inslot of L shaped plate, and then guarantees the stability of first slider, and because of the position relation of L shaped plate and filling block, can not receive rotatory centrifugal force's influence.
Preferably, the end part of the filling block is provided with an arc-shaped groove; the inner wall of the arc-shaped groove is rotatably connected with a rotating shaft; stretch into the arc wall through the couple eave tile, then catch on the axis of rotation with the couple eave tile, then take out the filling block from the second recess, the arc wall and the axis of rotation that set up can conveniently take out the filling block.
Preferably, a hook groove is formed in the center of the rotating shaft; the hook head can be prevented from horizontally sliding on the rotating shaft, and the taking-out stability is ensured.
Preferably, the side wall of the first groove is provided with a guide groove; a guide post is fixedly connected to the position of the first sliding block relative to the guide groove; the guide post is connected with the inner wall of the guide groove in a sliding way; the first sliding block can conveniently slide in the first groove, and the situation that the sliding block moves and deviates can be effectively avoided.
Preferably, the vertical plate of the L-shaped plate is fixedly connected with an anti-skid pad, and the anti-skid pad is made of rubber; during operation, in order to facilitate the pushing of the L-shaped plate, the anti-slip mat is arranged on the vertical surface of the L-shaped plate, and the anti-slip mat is made of rubber materials and can be used for facilitating the pushing and moving of the L-shaped plate.
The utility model has the following beneficial effects:
1. according to the high-precision gear for the crane reduction gearbox, the first sliding block is fixed through the clamping unit, the spline on the gear shaft is positioned in the spline groove of the first sliding block at the moment, the gear shaft can be driven to rotate when rotating, and the first sliding block can move in the first groove, so that the gear can be suitable for gear shafts with different sizes through the movement of the first sliding block, the application range of the gear is improved, and the gear is convenient to apply.
2. According to the high-precision gear for the crane reduction gearbox, the L-shaped plate can be stably placed in the clamping groove through the fixing of the filling block, so that the stability of the first sliding block is further ensured, and the high-precision gear cannot be influenced by the rotating centrifugal force due to the position relation of the L-shaped plate and the filling block.
Drawings
The utility model will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a sectional view taken along line B-B of FIG. 2;
fig. 4 is a perspective view of the rotating shaft;
FIG. 5 is a perspective view of the L-shaped plate;
FIG. 6 is a diagram of the second embodiment;
in the figure: 1. a gear body; 11. a central bore; 12. a gear shaft; 13. a spline; 14. a first groove; 15. a first slider; 16. a spline groove; 17. a clamping groove; 18. a second groove; 19. an L-shaped plate; 2. Filling blocks; 21. a first magnetic layer; 22. an arc-shaped slot; 23. a rotating shaft; 24. hooking a groove; 25. a guide post; 26. A guide groove; 27. a non-slip mat; 28. and (4) an anti-slip groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
The first embodiment is as follows:
as shown in figures 1 to 5, the high-precision gear for the reduction gearbox of the crane comprises a gear body 1 and a gear shaft 12; a pair of symmetrically distributed splines 13 is fixedly connected to the gear shaft 12; the gear body 1 is provided with a central hole 11; a pair of first grooves 14 which are symmetrically distributed is formed in the inner wall of the central hole 11; a first sliding block 15 is connected to the first groove 14 in a sliding manner; a spline groove 16 is formed in the end part, close to the center of the central hole 11, of the first sliding block 15; the first sliding block 15 is fixed through a clamping unit; in the prior art, the shaft hole of the gear and the gear shaft 12 are usually in a single adaptation state, one gear can only be applied to a single gear shaft 12, the application range is narrow, and the utility model has great limitation, therefore, when the gear is mounted on the gear shaft 12 again in operation, when corresponding to different gear shafts 12, firstly, the spline groove 16 on the first groove 14 corresponds to the spline 13 on the gear shaft 12, then the first slider 15 is moved, the spline groove 16 on the first slider 15 wraps the spline 13 on the gear shaft 12, then the first slider 15 is fixed through the clamping unit, because the spline 13 on the gear shaft 12 is positioned in the spline groove 16 of the first slider 15 at the moment, the gear shaft 12 drives the gear to rotate when rotating, and because the first slider 15 can move in the first groove 14, further, the gear shafts 12 with different sizes can be applied through the movement of the first slider 15, the application range of the gear is widened, and the gear is convenient to apply.
The clamping unit comprises a clamping groove 17; a pair of second grooves 18 which are symmetrically distributed relative to the first sliding block 15 are formed in the end face of the gear body 1; the second groove 18 is connected with an L-shaped plate 19 in a sliding mode, and a vertical plate of the L-shaped plate 19 extends out of the second groove 18; a group of clamping grooves 17 are formed in the side walls of the two sides of the first sliding block 15; during operation, when fixing first slider 15, when spline groove 16 on first slider 15 wraps up spline 13 on gear shaft 12, manual promotion L shaped plate 19 removed in second recess 18 this moment, and L shaped plate 19 removes and can block in the screens groove 17, and then can remove first slider 15, and then guarantee the connection stability of gear and gear shaft 12.
A first magnetic layer 21 is fixedly connected to the side wall of the second groove 18 far away from the first groove 14; a filling block 2 is arranged in the second groove 18, and the filling block 2 is positioned between the L-shaped plate 19 and the first magnetic layer 21; the filling block 2 is magnetic, and the filling block 2 and the first magnetic layer 21 are mutually attracted; during operation, back in screens groove 17 is gone into to L shaped plate 19 card, place the filling block 2 this moment on the position between second recess 18 lateral wall and the L shaped plate 19, then utilize first magnetic layer 21 and filling block 2 inter attraction, and then fix filling block 2, the fixed of filling block 2 can be with stable the placing in screens groove 17 of L shaped plate 19, and then guarantee first slider 15's stability, and because of the position relation of L shaped plate 19 and filling block 2, can not receive the influence of rotatory centrifugal force.
An arc-shaped groove 22 is formed in the end part of the filling block 2; the inner wall of the arc-shaped groove 22 is rotatably connected with a rotating shaft 23; the during operation is taking out filling block 2, and then removes first slider 15's fixed time through removing L shaped plate 19, stretches into arc wall 22 through the couple eave tile this moment in, then catches on axis of rotation 23 with the couple eave tile, then takes out filling block 2 from second recess 18, and the arc wall 22 and the axis of rotation 23 of setting can conveniently take out filling block 2.
A hook groove 24 is formed in the center of the rotating shaft 23; during operation is equipped with hook groove 24 on axis of rotation 23, utilizes the hook head that hook groove 24 can be stable card income stretches into in the arc wall 22, can avoid hook head horizontal slip on axis of rotation 23, guarantees the stability of taking out.
A guide groove 26 is formed in the side wall of the first groove 14; a guide post 25 is fixedly connected to the position of the first slide block 15 relative to the guide groove 26; the guide post 25 is connected with the inner wall of the guide groove 26 in a sliding way; during operation, the guide limiting effect of the guide pillar 25 and the guide groove 26 is utilized, so that the first sliding block 15 can conveniently slide in the first groove 14, and the sliding block can be effectively prevented from moving and deviating.
The vertical plate of the L-shaped plate 19 is fixedly connected with a non-slip mat 27, and the non-slip mat 27 is made of rubber; in operation, in order to facilitate the pushing of the L-shaped plate 19, the non-slip mat 27 is arranged on the vertical surface of the L-shaped plate 19, and the non-slip mat 27 is made of rubber, so that the L-shaped plate 19 can be conveniently pushed and moved.
Example two:
as shown in fig. 6, in a first comparative example, as another embodiment of the present invention, a set of anti-slip grooves 28 are formed on the anti-slip mat 27; when the device works, the anti-skid grooves 28 are formed in the anti-skid pads 27, so that the friction force between the L-shaped plate 19 and a hand can be further improved, and the L-shaped plate 19 is further conveniently pushed.
The working principle is as follows: when the gear is installed on the gear shaft 12 again, when the gear is installed corresponding to different gear shafts 12, firstly, the spline grooves 16 on the first grooves 14 correspond to the splines 13 on the gear shaft 12, then the first sliding blocks 15 are moved, the spline grooves 16 on the first sliding blocks 15 wrap the splines 13 on the gear shaft 12, then the first sliding blocks 15 are fixed through the clamping units, the splines 13 on the gear shaft 12 are positioned in the spline grooves 16 of the first sliding blocks 15, the gear shaft 12 can be driven to rotate when rotating, and the first sliding blocks 15 can move in the first grooves 14, so that the gear shafts 12 with different sizes can be adapted through the movement of the first sliding blocks 15, the application range of the gear is improved, and the application of the gear is facilitated; when the first sliding block 15 is fixed and the spline groove 16 on the first sliding block 15 wraps the spline 13 on the gear shaft 12, the L-shaped plate 19 is manually pushed to move in the second groove 18, the L-shaped plate 19 can be clamped into the clamping groove 17 when moving, and then the first sliding block 15 can be moved, so that the connection stability of the gear and the gear shaft 12 is ensured; when taking out filling block 2, and then remove first slider 15's fixed through removing L shaped plate 19, stretch into arc 22 through the couple eave tile this moment in, then catch on axis of rotation 23 with the couple eave tile, then take out filling block 2 from second recess 18, the arc 22 and the axis of rotation 23 of setting can conveniently take out filling block 2.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A high-precision gear for a reduction gearbox of a crane is characterized by comprising a gear body (1) and a gear shaft (12); a pair of symmetrically distributed splines (13) is fixedly connected to the gear shaft (12); a central hole (11) is formed in the gear body (1); a pair of first grooves (14) which are symmetrically distributed is formed in the inner wall of the central hole (11); the first groove (14) is connected with a first sliding block (15) in a sliding way; a spline groove (16) is formed in the end part, close to the center of the center hole (11), of the first sliding block (15); the first sliding block (15) is fixed through a clamping unit.
2. The high-precision gear for the reduction gearbox of the crane according to claim 1, wherein the clamping unit comprises a clamping groove (17); a pair of second grooves (18) which are symmetrically distributed relative to the first sliding block (15) are formed in the end face of the gear body (1); the second groove (18) is connected with an L-shaped plate (19) in a sliding mode, and a vertical plate of the L-shaped plate (19) extends out of the second groove (18); and a group of clamping grooves (17) are formed in the side walls of the two sides of the first sliding block (15).
3. The high-precision gear for the reduction gearbox of the crane according to claim 2, wherein a first magnetic layer (21) is fixedly connected to the side wall of the second groove (18) far away from the first groove (14); a filling block (2) is arranged in the second groove (18), and the filling block (2) is positioned between the L-shaped plate (19) and the first magnetic layer (21); the filling block (2) is magnetic, and the filling block (2) and the first magnetic layer (21) are mutually attracted.
4. The high-precision gear for the reduction gearbox of the crane according to claim 3, wherein an arc-shaped groove (22) is formed on the end part of the filling block (2); the inner wall of the arc-shaped groove (22) is rotatably connected with a rotating shaft (23).
5. The high-precision gear for the reduction gearbox of the crane according to claim 4, wherein a hook groove (24) is formed in the center of the rotating shaft (23).
6. The high-precision gear for the reduction gearbox of the crane according to claim 5, wherein the side wall of the first groove (14) is provided with a guide groove (26); a guide post (25) is fixedly connected to the position of the first sliding block (15) relative to the guide groove (26); the guide post (25) is connected on the inner wall of the guide groove (26) in a sliding way.
7. The high-precision gear for the reduction gearbox of the crane according to claim 6, wherein a non-slip mat (27) is fixedly connected to the vertical plate of the L-shaped plate (19), and the non-slip mat (27) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220104203.5U CN216555227U (en) | 2022-01-14 | 2022-01-14 | High-precision gear for crane reduction gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220104203.5U CN216555227U (en) | 2022-01-14 | 2022-01-14 | High-precision gear for crane reduction gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216555227U true CN216555227U (en) | 2022-05-17 |
Family
ID=81561800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220104203.5U Active CN216555227U (en) | 2022-01-14 | 2022-01-14 | High-precision gear for crane reduction gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216555227U (en) |
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2022
- 2022-01-14 CN CN202220104203.5U patent/CN216555227U/en active Active
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