CN218377578U - Eccentric cam mechanism - Google Patents
Eccentric cam mechanism Download PDFInfo
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- CN218377578U CN218377578U CN202222735253.6U CN202222735253U CN218377578U CN 218377578 U CN218377578 U CN 218377578U CN 202222735253 U CN202222735253 U CN 202222735253U CN 218377578 U CN218377578 U CN 218377578U
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Abstract
The utility model relates to an eccentric cam's field especially relates to an eccentric cam mechanism, its technical scheme includes the eccentric wheel body, the spout has been seted up to one side of eccentric wheel body, the inner wall block of sliding tray is equipped with the sliding block, the draw-in groove has all been seted up to the top and the bottom of sliding tray, the top and the equal fixedly connected with fixture block in bottom of sliding block, and the inner wall of two draw-in grooves is connected with the outer wall block of two fixture blocks respectively, a plurality of regulation holes have been seted up to the bottom equidistance of sliding tray, one side interlude of sliding block is connected with the regulation pole, and the inner wall of regulation hole is connected with the one end block of adjusting the pole outer wall, at first the regulation pole is pulled to the outside when facing different processing requirements need adjust telescopic link reciprocating motion's stroke distance makes regulation pole and regulation hole phase separation then can realize the regulation to the reciprocating motion stroke through the sliding tray and the relative position of adjusting eccentric wheel body and pivot.
Description
Technical Field
The utility model relates to a scope of cam equipment specifically is an eccentric cam mechanism.
Background
The eccentric wheel mechanism is used for driving a mechanical switch and a valve eccentric wheel, namely a wheel-shaped part arranged on a shaft, and the shaft hole deviates to one side. When the shaft rotates, the outer edge of the wheel pushes another machine member to generate reciprocating motion, but the stroke of most of the existing eccentric wheel mechanisms during reciprocating motion is fixed and cannot be adjusted, so that most of the eccentric wheel mechanisms can only adapt to the processing and production mode of one part, and an eccentric cam mechanism is provided for this purpose.
Through retrieval, the patent publication No. CN 207850258U discloses an eccentric cam mechanism, which comprises a base, a rotating rod, an eccentric wheel and a connecting rod, wherein a groove is formed in the base, and the eccentric wheel is installed in the groove; a rotating rod is inserted in the eccentric wheel; the rotating rod penetrates through the groove, a nut is arranged at one end of the rotating rod on the outer side of the groove, and a handle is connected to the other end of the rotating rod; a connecting rod is arranged above the eccentric wheel, a product is sleeved on the connecting rod, and a corresponding deep hole is machined in the product; the top of the connecting rod is also sleeved with a limiting sleeve, the limiting sleeve is connected with a detection rod, and the detection rod is sleeved with a spring; the top of the detection rod is also provided with a limiting piece, and the device is connected with the connecting rod to ascend and descend when the eccentric wheel rotates, so that the depth of a deep hole in a product is measured, the whole structure is simple, and the operation is convenient.
The device is simple in structure and convenient to operate, the depth of the deep hole can be measured, but the stroke of the reciprocating motion driven by the eccentric wheel in the device is fixed and unchanged, the use and measurement range of the device is also severely limited, and therefore the eccentric cam mechanism is provided to solve the existing problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an eccentric cam mechanism to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an eccentric cam mechanism, includes the eccentric wheel body, the spout has been seted up to one side of eccentric wheel body, the inner wall block of sliding tray is equipped with the sliding block, the draw-in groove has all been seted up to the top and the bottom of sliding tray, the equal fixedly connected with fixture block in top and the bottom of sliding block, and two the inner wall of draw-in groove respectively with two the outer wall block of fixture block is connected, a plurality of regulation holes have been seted up to the bottom equidistance of sliding tray, one side interlude of sliding block is connected with the regulation pole, and the inner wall of regulation hole is connected with the one end block of adjusting the pole outer wall.
Preferably, the bottom of each adjusting hole is fixedly connected with a first magnetic attraction piece, one end of each adjusting rod is fixedly connected with a second magnetic attraction piece, and one side of each first magnetic attraction piece is magnetically attracted and connected with one side of each second magnetic attraction piece.
Preferably, the other side fixedly connected with pivot of sliding block, the one end fixedly connected with rocking handle of pivot.
Preferably, a support is sleeved in the middle of the outer wall of the rotating shaft, and a base is fixedly connected to the bottom of the support.
Preferably, the outer wall of eccentric wheel body is contradicted and is connected the telescopic link, the outer wall cover of telescopic link is equipped with the spacing ring.
Preferably, the bottom of the telescopic rod is rotatably provided with a roller, and the outer wall of the roller is abutted to the outer wall of the eccentric wheel body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the device is used, the rocking handle drives the rotating shaft to rotate so as to drive the eccentric wheel body to rotate, and the rotating shaft is connected with the non-midpoint position of the eccentric wheel, so that the telescopic rod can be driven to do reciprocating motion when the eccentric wheel body rotates, the reciprocating motion can drive an instrument to operate and can also detect or process a product, when different processing requirements are met and the stroke distance of the reciprocating motion needs to be adjusted, the adjusting rod is firstly pulled outwards to separate the adjusting rod from the adjusting hole, then the relative position of the eccentric wheel body and the rotating shaft can be adjusted through the sliding groove and the sliding block, the stroke of the reciprocating motion can be adjusted, and the adjusting rod and the adjusting hole in the corresponding position are inserted together to fix the connection relation;
2. in traditional device, eccentric wheel can constantly produce the friction with the bottom of telescopic link when eccentric wheel and telescopic link are inconsistent carries out the transmission motion, this kind of friction not only can cause certain wearing and tearing to the outer wall of eccentric wheel, resistance when also can increase the eccentric wheel simultaneously and rotate, this device is equipped with the gyro wheel through the bottom at the telescopic link, can be changed into rolling friction by original sliding friction when the gyro wheel of eccentric wheel and telescopic link bottom is contradicted, smoothness degree when effectively having improved the transmission has reduced frictional force and resistance.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the eccentric wheel of the present invention;
fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention.
FIG. 4 is a schematic view of the structure of the sliding block of the present invention;
fig. 5 is a schematic view of the structure of the middle adjusting rod of the present invention.
In the figure: 1. an eccentric wheel body; 2. a sliding groove; 3. a slider; 4. a card slot; 5. a clamping block; 6. an adjustment hole; 7. adjusting a rod; 8. a first magnetic attraction sheet; 9. a second magnetic attraction sheet; 10. a rotating shaft; 11. a rocking handle; 12. A support; 13. a base; 14. a telescopic rod; 15. a limiting ring; 16. and a roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the utility model provides an eccentric cam mechanism, including eccentric wheel body 1, one side of eccentric wheel body 1 has seted up sliding tray 2, the inner wall block of sliding tray 2 is equipped with sliding block 3, adjust the relative position of eccentric wheel body 1 and pivot 10 through sliding block 3 and sliding tray 2, draw-in groove 4 has all been seted up to the top and the bottom of sliding tray 2, top and the bottom of sliding block 3 all are fixedly connected with fixture block 5, and the inner wall of two draw-in grooves 4 is connected with the outer wall block of two fixture blocks 5 respectively, the bottom equidistance of sliding tray 2 has seted up a plurality of regulation holes 6, fix the position of eccentric wheel body 1 through regulation hole 6 and regulation pole 7, one side interlude of sliding block 3 is connected with regulation pole 7, and the inner wall of regulation hole 6 is connected with the one end block of the outer wall of regulation pole 7, the one end fixedly connected with rocking handle 11 of pivot 10, the intermediate position cover of pivot 10 outer wall is equipped with support 12, the bottom fixedly connected with base 13 of support 12, the outer wall of body 1 conflicts and connects with telescopic link 14, the outer wall conflict connection of telescopic link 14, the outer wall of outer wall 15, the bottom of telescopic link 14 is equipped with telescopic link 16, the gyro wheel can reduce the resistance of the transmission of eccentric wheel body and the eccentric wheel body when the eccentric wheel body and the gyro wheel 1 and the eccentric wheel body and the resistance of the eccentric wheel 1 offsets;
as shown in fig. 2, one side of the eccentric wheel body 1 is provided with a sliding groove 2, and the other side of the sliding block 3 is fixedly connected with a rotating shaft 10;
as shown in fig. 3, a sliding groove 2 is formed in one side of an eccentric wheel body 1, a sliding block 3 is clamped and arranged on the inner wall of the sliding groove 2, clamping grooves 4 are formed in the top and the bottom of the sliding groove 2, a plurality of adjusting holes 6 are formed in the bottom of the sliding groove 2 at equal intervals, an adjusting rod 7 is inserted and connected to one side of the sliding block 3, the inner wall of each adjusting hole 6 is clamped and connected with one end of the outer wall of the adjusting rod 7, a first magnetic suction sheet 8 is fixedly connected to the bottom of each adjusting hole 6, and the adjusting rod 7 is connected with the adjusting holes 6 more firmly and conveniently through magnetic suction connection of the first magnetic suction sheet 8 and a second magnetic suction sheet 9;
as shown in fig. 4, the inner wall of the sliding groove 2 is provided with a sliding block 3 in a clamping manner, and the top and the bottom of the sliding block 3 are both fixedly connected with a clamping block 5;
as shown in fig. 5, a plurality of adjusting holes 6 are formed at the bottom of the sliding groove 2 at equal intervals, and one end of the adjusting rod 7 is fixedly connected with a second magnetic attraction piece 9.
The utility model discloses a theory of operation does: when the device is used, the rocking handle 11 drives the rotating shaft 10 to rotate so as to drive the eccentric wheel body 1 to rotate, and the rotating shaft 10 is connected with the non-midpoint position of the eccentric wheel, so that the telescopic rod 14 can be driven to reciprocate when the eccentric wheel body 1 rotates, the reciprocating motion can drive an instrument to operate and can also detect or process a product, when different processing requirements are met and the stroke distance of the reciprocating motion of the telescopic rod 14 needs to be adjusted, the adjusting rod 7 is firstly pulled outwards to separate the adjusting rod 7 from the adjusting hole 6, then the relative positions of the eccentric wheel body 1 and the rotating shaft 10 can be adjusted through the sliding groove 2 and the sliding block 3, the reciprocating motion stroke can be adjusted, after the position is adjusted, the adjusting rod 7 and the adjusting hole 6 in the corresponding position are inserted together, and the connection relation can be fixed, the device realizes the function of adjusting the motion stroke of the eccentric wheel mechanism by the method, and effectively improves the practical applicability of the device;
in traditional device, eccentric wheel can constantly produce the friction with the bottom of telescopic link 14 when eccentric wheel and telescopic link 14 contradict and carry out the transmission motion, this kind of friction not only can cause certain wearing and tearing to the outer wall of eccentric wheel, the resistance when also can increase the eccentric wheel simultaneously and rotate, this device is equipped with gyro wheel 16 through the bottom at telescopic link 14, can be changed into rolling friction by original sliding friction when the eccentric wheel conflicts with the gyro wheel 16 of telescopic link 14 bottom, smoothness degree when effectively having improved the transmission has reduced frictional force and resistance.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. An eccentric cam mechanism, includes eccentric wheel body (1), its characterized in that: sliding tray (2) have been seted up to one side of eccentric wheel body (1), the inner wall block of sliding tray (2) is equipped with sliding block (3), draw-in groove (4) have all been seted up to the top and the bottom of sliding tray (2), the equal fixedly connected with fixture block (5) in top and bottom of sliding block (3), and two the inner wall of draw-in groove (4) respectively with two the outer wall block of fixture block (5) is connected, a plurality of regulation holes (6) have been seted up to the bottom equidistance of sliding tray (2), one side interlude of sliding block (3) is connected with regulation pole (7), and the inner wall of regulation hole (6) is connected with the one end block of adjusting pole (7) outer wall.
2. An eccentric cam mechanism according to claim 1, wherein: every the equal fixedly connected with first magnetism in bottom of regulation hole (6) inhales piece (8), the one end fixedly connected with second magnetism of adjusting pole (7) inhales piece (9), and the connection is inhaled with one side magnetism of second magnetism to one side of first magnetism of inhaling piece (8) and one side magnetism of second magnetism of inhaling piece (9).
3. An eccentric cam mechanism according to claim 1, wherein: the other side of the sliding block (3) is fixedly connected with a rotating shaft (10), and one end of the rotating shaft (10) is fixedly connected with a rocking handle (11).
4. An eccentric cam mechanism according to claim 3, characterized in that: the middle position cover of pivot (10) outer wall is equipped with support (12), the bottom fixedly connected with base (13) of support (12).
5. An eccentric cam mechanism according to claim 1, wherein: the outer wall of eccentric wheel body (1) is contradicted and is connected telescopic link (14), the outer wall cover of telescopic link (14) is equipped with spacing ring (15).
6. An eccentric cam mechanism according to claim 5, characterized in that: the bottom of the telescopic rod (14) is rotatably provided with a roller (16), and the outer wall of the roller (16) is abutted against the outer wall of the eccentric wheel body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222735253.6U CN218377578U (en) | 2022-10-17 | 2022-10-17 | Eccentric cam mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222735253.6U CN218377578U (en) | 2022-10-17 | 2022-10-17 | Eccentric cam mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218377578U true CN218377578U (en) | 2023-01-24 |
Family
ID=84930595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222735253.6U Active CN218377578U (en) | 2022-10-17 | 2022-10-17 | Eccentric cam mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218377578U (en) |
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2022
- 2022-10-17 CN CN202222735253.6U patent/CN218377578U/en active Active
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