CN217633408U - Split type easy-to-dismount rotating shaft - Google Patents
Split type easy-to-dismount rotating shaft Download PDFInfo
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- CN217633408U CN217633408U CN202221424835.6U CN202221424835U CN217633408U CN 217633408 U CN217633408 U CN 217633408U CN 202221424835 U CN202221424835 U CN 202221424835U CN 217633408 U CN217633408 U CN 217633408U
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Abstract
The utility model relates to a pivot technical field, especially a split type easy dismouting pivot. The utility model has the advantages that: through having set up first axis body and second axis body, the center department of first axis body side has seted up the connecting hole, the second axis body is pegged graft in the inside of connecting hole, a plurality of butt joint combination groove have been seted up near open-ended edge to the connecting hole, a plurality of butt joint combination groove include the leading-in groove, guiding groove and draw-in groove, the leading-in groove runs through the outside of wearing out first axis body, the guiding groove communicates with the bottom of leading-in groove, the draw-in groove is linked together with the top of guiding groove one side, make the second axis body pass through the fixture block and push into the draw-in groove in butt joint combination groove after, through rotating the threaded sleeve, can make the sliding plate promote the inside of ejector pin top to the connecting hole, through ejector pin top tight, make the fixture block can't retreat, thereby can't withdraw from the draw-in groove, realize the connection is fixed, only need to rotate the threaded sleeve during the dismantlement, make the ejector pin pull back, thereby release the fixture block, and can through guiding groove guide roll-off.
Description
Technical Field
The utility model relates to a pivot technical field, especially a split type easy dismouting pivot.
Background
The rotating shaft is a shaft which is necessary for connecting parts of a product and is used for bearing bending moment and torque in rotating work. The rotating shaft in the prior art adopts an integrally formed structure, and the rotating shaft has the following problems in use:
the prior art needs to be dismantled integrally during maintenance, is inconvenient to disassemble and assemble and is inconvenient to overhaul.
SUMMERY OF THE UTILITY MODEL
The to-be-reached purpose of the utility model is to provide a split type easy dismounting pivot, this split type easy dismounting pivot has the technological effect of the dismouting of being convenient for
In order to solve the technical problem, the utility model provides a following technical scheme is proposed:
a split type easily-disassembled rotating shaft comprises a first shaft body and a second shaft body, wherein a connecting hole is formed in the center of one side face of the first shaft body, the second shaft body is inserted into the connecting hole, a plurality of butt joint combination grooves are formed in the edge, close to an opening, of the connecting hole, the butt joint combination grooves comprise a guide groove, a guide groove and a clamping groove, the guide groove penetrates out of the first shaft body, the guide groove is communicated with the bottom of the guide groove, the clamping groove is communicated with the top of one side of the guide groove, one side, close to the connecting hole, of the outer wall of the second shaft body is fixedly connected with a plurality of clamping blocks, the positions of the clamping blocks correspond to the positions of the butt joint combination grooves respectively, the width of the guide groove is matched with the width of the clamping blocks, the width of the clamping groove is matched with the width of the clamping blocks, a threaded sleeve is rotatably connected to the inside of the second shaft body, a sliding plate is in threaded connection with the inner wall of the threaded sleeve, an ejector rod is fixedly connected to the center of one side face of the sliding plate, and one end, far away from the ejector rod penetrates out of one end of the outer wall of the second shaft body.
In order to solve the problem that interference is easy to occur in some embodiments, the length of the connecting hole is larger than that of the second shaft body, the diameter of the second shaft body is matched with that of the connecting hole, and the length of the leading-in groove is not larger than one half of the depth of the connecting hole.
In order to solve the problem that the ejector rod lacks the limiting guide in some embodiments, a guide hole is formed in the center of one end, close to the connecting hole, of the second shaft body, the guide hole is a square hole, the ejector rod is of a regular quadrangular prism structure, the ejector rod penetrates out of the second shaft body through the guide hole, the cross section of the ejector rod is matched with the size of the guide hole, and the ejector rod is connected with the guide hole in a sliding mode.
In order to solve the problem that the ejector rod cannot be completely retracted in some embodiments, the following technical scheme is provided, wherein the sum of the length of the ejector rod and the thickness of the sliding plate is matched with the depth of the inner wall of the threaded sleeve, and a regular hexagonal hole is formed in the center of one end, away from the first shaft body, of the threaded sleeve.
In order to solve the problem that the ejector rod cannot completely push against the inner wall of the connecting hole in some embodiments, the following technical scheme is provided, wherein the length of the ejector rod is larger than the depth of the connecting hole, the ejector rod corresponds to the center of the inner wall of the connecting hole, and one end, far away from the sliding plate, of the ejector rod is fixedly connected with a damping cushion.
In order to solve the problem that the clamping blocks are not easy to push in some embodiments, one side surfaces of the leading-in groove, the guide groove and the clamping groove are all arc surfaces, the circle centers of the arc surfaces of the leading-in groove, the guide groove and the clamping groove correspond to the position of the circle center of the first shaft body, one side surface of the clamping blocks, which is far away from the second shaft body, is provided with arc surfaces, and the radiuses of the arc surfaces of the clamping blocks are matched with the radiuses of the arc surfaces of the leading-in groove, the guide groove and the clamping groove.
The utility model has the advantages of it is following:
the split type easily-disassembled rotating shaft is provided with a first shaft body and a second shaft body, a connecting hole is formed in the center of one side face of the first shaft body, the second shaft body is inserted into the connecting hole, a plurality of butt joint combined grooves are formed in the edges, close to an opening, of the connecting hole, the butt joint combined grooves comprise a guide groove, a guide groove and a clamping groove, the guide groove penetrates out of the first shaft body, the guide groove is communicated with the bottom of the guide groove, the clamping groove is communicated with the top of one side of the guide groove, a plurality of clamping blocks are fixedly connected to one side, close to the connecting hole, of the outer wall of the second shaft body, the positions of the clamping blocks correspond to the positions of the butt joint combined grooves respectively, the width of the guide groove is matched with the width of the clamping blocks, and the width of the guide groove is matched with the thickness of the clamping blocks, the width of draw-in groove and the width looks adaptation of fixture block, the inside of the second shaft body is rotated and is connected with the screw sleeve, screw sleeve's inner wall threaded connection has the sliding plate, the center department fixedly connected with ejector pin of a sliding plate side, the one end that the ejector pin was kept away from the sliding plate runs through the center department of the outer wall one end of second shaft, can make the second shaft body pass through the fixture block and push back in the draw-in groove of butt joint combination groove, through rotating the screw sleeve, can make the sliding plate promote the inside of ejector pin top to the connecting hole, it is tight through the ejector pin top, make the fixture block can't retreat, thereby can't withdraw from the draw-in groove, realize the connection is fixed, only need rotate the screw sleeve during the dismantlement, make the ejector pin pull back, thereby release the fixture block, and can through guiding groove and leading-in groove guide roll-off.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the first shaft of the present invention;
fig. 4 is a schematic structural view of the second shaft body of the present invention;
fig. 5 is a schematic structural view of the threaded sleeve of the present invention;
fig. 6 is a schematic structural diagram of the push rod of the present invention.
In the figure: 1-a first shaft body, 2-a second shaft body, 3-a threaded sleeve, 4-a regular hexagonal hole, 5-a butt joint combination groove, 51-a guide groove, 52-a guide groove, 53-a clamping groove, 6-a clamping block, 7-a sliding plate, 8-a push rod, 9-a connecting hole and 10-a guide hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
The first embodiment is as follows: as shown in fig. 1 to 6, a split type easily detachable rotating shaft includes a first shaft body 1 and a second shaft body 2, a connecting hole 9 is formed in a center of one side surface of the first shaft body 1, the second shaft body 2 is inserted into the connecting hole 9, a plurality of butt-joint combination grooves 5 are formed in the edge of the connecting hole 9 close to an opening, the plurality of butt-joint combination grooves 5 include a guide groove 51, a guide groove 52 and a clamp groove 53, the guide groove 51 penetrates through the outside of the first shaft body 1, the guide groove 52 is communicated with the bottom of the guide groove 51, the clamp groove 53 is communicated with the top of one side of the guide groove 52, one side of the outer wall of the second shaft body 2 close to the connecting hole 9 is fixedly connected with a plurality of clamping blocks 6, the positions of the plurality of clamping blocks 6 correspond to the positions of the plurality of butt-joint combination grooves 5, the width of the guide groove 51 is adapted to the width of the clamping block 6, the width of the guide groove 52 is adapted to the thickness of the clamping block 6, the width of the clamping groove 53 is adapted to the width of the clamping block 6, a threaded sleeve 3 is rotatably connected to the inside of the second shaft body 2, a sliding plate 7 is threadedly connected to the inner wall of the threaded sleeve 3, a side surface of the sliding plate 7, a mandril 8 is fixedly connected to the side surface of the sliding plate 8, and the side of the sliding plate, and the mandril 2 far away from the outer wall of the second shaft body 2.
As an optional technical scheme of the utility model, the length of connecting hole 9 is greater than the length of the second axle body 2, the diameter of the second axle body 2 and the diameter looks adaptation of connecting hole 9, and the length of leading-in groove 51 is not more than the half of the connecting hole 9 degree of depth to take place to interfere with the inside of connecting hole 9 when preventing that the second axle body 2 from inserting.
As an optional technical scheme of the utility model, the center department that the second shaft body 2 is close to connecting hole 9 one end has seted up guiding hole 10, guiding hole 10 is square hole, ejector pin 8 is positive quadrangular structure, ejector pin 8 runs through out second shaft body 2 through guiding hole 10, ejector pin 8's cross sectional dimension and guiding hole 10's size looks adaptation, ejector pin 8 and guiding hole 10 sliding connection, through guiding hole 10 and 8 spacing direction of ejector pin, can prevent that ejector pin 8 from rotating, can drive ejector pin 8 flexible when making threaded sleeve 3 rotate.
As an optional technical scheme of the utility model, the length of ejector pin 8 and the thickness sum of sliding plate 7 and the degree of depth looks adaptation of 3 inner walls of threaded sleeve to make ejector pin 8 can withdraw 3 inner walls of threaded sleeve completely, threaded sleeve 3 keeps away from the center department of 1 one end of first axis body and has seted up regular hexagon hole 4, can facilitate the use hexagonal spanner through regular hexagon hole 4 and rotate.
As an optional technical scheme of the utility model, the length of ejector pin 8 is greater than the degree of depth of connecting hole 9, and ejector pin 8 is corresponding with the position of connecting hole 9 inner wall center department, and the one end fixedly connected with damping cushion of sliding plate 7 is kept away from to ejector pin 8 to make ejector pin 8 can push up the center department of connecting hole 9 inner wall bottom surface completely.
As an optional technical scheme of the utility model, the lead-in groove 51, a side of guiding groove 52 and draw-in groove 53 is the arc surface, the lead-in groove 51, the centre of a circle of guiding groove 52 and draw-in groove 53 arc surface is corresponding with the position of 1 centre of a circle department of the primary shaft body, a side that second shaft body 2 was kept away from to a plurality of fixture block 6 is provided with the cambered surface, the radius and the lead-in groove 51 of a plurality of fixture block 6 cambered surfaces, the radius looks adaptation of guiding groove 52 and draw-in groove 53 arc surface, through the arc surface, it is more smooth and easy when lead-in groove 51 and guiding groove 52 slide to make fixture block 6, improve the smoothness nature of butt joint.
A split type rotating shaft easy to assemble and disassemble specifically comprises the following use steps:
1) The fixture block 6 is aligned with the lead-in groove 51 and pushed into the guide groove 52, and then the second shaft body 2 is guided to rotate by the guide groove 52, so that the fixture block 6 is aligned with the fixture groove 53;
2) Then, the threaded sleeve 3 is rotated, so that the sliding plate 7 pushes the ejector rod 8 to push the inner part of the connecting hole 9, the inner wall of the connecting hole 9 is tightly pushed by the ejector rod 8, the second shaft body 2 is pushed to retreat, the clamping block 6 is clamped into the clamping groove 53, and fixation is achieved.
In summary, the split type easily detachable rotating shaft is provided with a first shaft body 1 and a second shaft body 2, a connecting hole 9 is formed in the center of one side surface of the first shaft body 1, the second shaft body 2 is inserted into the connecting hole 9, a plurality of butt-joint combination grooves 5 are formed in the edge, close to an opening, of the connecting hole 9, the butt-joint combination grooves 5 comprise a guide groove 51, a guide groove 52 and a clamping groove 53, the guide groove 51 penetrates through the outside of the first shaft body 1, the guide groove 52 is communicated with the bottom of the guide groove 51, the clamping groove 53 is communicated with the top of one side of the guide groove 52, one side, close to the connecting hole 9, of the outer wall of the second shaft body 2 is fixedly connected with a plurality of clamping blocks 6, the positions of the clamping blocks 6 correspond to the positions of the butt-joint combination grooves 5 respectively, the width of the guide groove 51 is matched with the width of the clamping block 6, the width of the guide groove 52 is matched with the thickness of the clamping block 6, the width of the clamping groove 53 is matched with the width of the clamping block 6, a threaded sleeve 3 is rotatably connected inside of the second shaft body 2, a threaded sleeve 3 is in a threaded connection with a 7, a mandril 8 is fixedly connected to the center of one side surface of the sliding plate 7, and a mandril 8 is fixedly connected to the center of one end, which is far away from the outer wall of the sliding plate 2.
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 (6)
1. The utility model provides a split type easy dismouting pivot which characterized in that: the sleeve comprises a first shaft body (1) and a second shaft body (2), a connecting hole (9) is formed in the center of one side face of the first shaft body (1), the second shaft body (2) is inserted into the connecting hole (9), a plurality of butt joint combination grooves (5) are formed in the edge, close to the opening, of the connecting hole (9), the butt joint combination grooves (5) comprise a guide groove (51), a guide groove (52) and a clamping groove (53), the guide groove (51) penetrates out of the first shaft body (1), the guide groove (52) is communicated with the bottom of the guide groove (51), the clamping groove (53) is communicated with the top of one side of the guide groove (52), a plurality of clamping blocks (6) are fixedly connected to one side, close to the connecting hole (9), of the outer wall of the second shaft body (2), the positions of the clamping blocks (6) correspond to the positions of the butt joint combination grooves (5), the width of the guide groove (51) is matched with the width of the clamping blocks (6), the width of the guide groove (52) is matched with the thickness of the clamping blocks (6), the width of the clamping groove (52) is matched with the width of the inner wall of the sleeve (3), and the sleeve is connected with the sliding plate (3), a push rod (8) is fixedly connected to the center of one side face of the sliding plate (7), and one end, far away from the sliding plate (7), of the push rod (8) penetrates through the center of one end of the outer wall of the second shaft body (2).
2. The detachable easy-to-mount/dismount rotating shaft according to claim 1, wherein: the length of the connecting hole (9) is larger than that of the second shaft body (2), the diameter of the second shaft body (2) is matched with that of the connecting hole (9), and the length of the leading-in groove (51) is not larger than one half of the depth of the connecting hole (9).
3. The detachable easy-to-mount/dismount rotating shaft according to claim 1, wherein: the center department that the second shaft body (2) is close to connecting hole (9) one end has seted up guiding hole (10), guiding hole (10) are square hole, ejector pin (8) are regular quadrangular structure, ejector pin (8) run through out second shaft body (2) through guiding hole (10), the cross sectional dimension of ejector pin (8) and the size looks adaptation of guiding hole (10), ejector pin (8) and guiding hole (10) sliding connection.
4. The detachable easy-to-mount/dismount rotating shaft according to claim 1, wherein: the length of the ejector rod (8) and the sum of the thickness of the sliding plate (7) are matched with the depth of the inner wall of the threaded sleeve (3), and a regular hexagonal hole (4) is formed in the center of one end, far away from the first shaft body (1), of the threaded sleeve (3).
5. The detachable easy-to-mount/dismount rotating shaft according to claim 1, wherein: the length of the ejector rod (8) is larger than the depth of the connecting hole (9), the ejector rod (8) corresponds to the center of the inner wall of the connecting hole (9), and one end, far away from the sliding plate (7), of the ejector rod (8) is fixedly connected with a damping cushion.
6. The detachable easy-to-mount/dismount rotating shaft according to claim 1, wherein: one side surfaces of the leading-in groove (51), the guide groove (52) and the clamping groove (53) are arc surfaces, the circle centers of the arc surfaces of the leading-in groove (51), the guide groove (52) and the clamping groove (53) correspond to the position of the circle center of the first shaft body (1), an arc surface is arranged on one side surface, away from the second shaft body (2), of the clamping blocks (6), and the radius of the arc surfaces of the clamping blocks (6) is matched with the radius of the arc surfaces of the leading-in groove (51), the guide groove (52) and the clamping groove (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221424835.6U CN217633408U (en) | 2022-06-08 | 2022-06-08 | Split type easy-to-dismount rotating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221424835.6U CN217633408U (en) | 2022-06-08 | 2022-06-08 | Split type easy-to-dismount rotating shaft |
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| Publication Number | Publication Date |
|---|---|
| CN217633408U true CN217633408U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221424835.6U Active CN217633408U (en) | 2022-06-08 | 2022-06-08 | Split type easy-to-dismount rotating shaft |
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| CN (1) | CN217633408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116906436A (en) * | 2023-09-13 | 2023-10-20 | 昆山美仑工业样机有限公司 | Easy-to-replace low-loss dismounting type permanent magnet synchronous motor rotating shaft |
-
2022
- 2022-06-08 CN CN202221424835.6U patent/CN217633408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116906436A (en) * | 2023-09-13 | 2023-10-20 | 昆山美仑工业样机有限公司 | Easy-to-replace low-loss dismounting type permanent magnet synchronous motor rotating shaft |
| CN116906436B (en) * | 2023-09-13 | 2024-02-02 | 昆山美仑工业样机有限公司 | Easy-to-replace low-loss dismounting type permanent magnet synchronous motor rotating shaft |
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