CN215444841U - Self-adaptive truck brake cam shaft - Google Patents
Self-adaptive truck brake cam shaft Download PDFInfo
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- CN215444841U CN215444841U CN202121758828.5U CN202121758828U CN215444841U CN 215444841 U CN215444841 U CN 215444841U CN 202121758828 U CN202121758828 U CN 202121758828U CN 215444841 U CN215444841 U CN 215444841U
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- camshaft
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- bevel gear
- fixedly connected
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Abstract
The utility model discloses a self-adaptive truck brake camshaft, which comprises: the outer surface of the camshaft body is integrally connected with a stainless steel film, the middle part of the outer surface of the camshaft body is fixedly connected with a fixed block, and the fixed block is provided with a limiting hole; the cam block penetrates through the interior of the camshaft body, and one end, positioned in the interior of the camshaft body, of the cam block is fixedly connected with a clamping block; the left end and the right end of the screw rod are both in threaded connection with a fixture block, the middle of the screw rod is fixedly connected with a lower bevel gear, and the upper side of the lower bevel gear is connected with an upper bevel gear in a meshed manner; the support frame, the equal fixedly connected with stopper in both ends of support frame, and seted up spacing hole on the stopper. This self-adaptation truck braking camshaft conveniently carries out firm installation and fixes on the car, also makes things convenient for the protrusion length of automatically regulated cam as required simultaneously to and conveniently improve holistic intensity.
Description
Technical Field
The utility model relates to the technical field of truck brake camshafts, in particular to a self-adaptive truck brake camshaft.
Background
The camshaft is a component in a piston engine and is used for controlling the opening and closing actions of the valve, although the rotating speed of the camshaft is half of that of a crankshaft in a four-stroke engine, the rotating speed of the camshaft is still high normally and the camshaft needs to bear large torque, so that the camshaft is high in strength and support in design and is generally made of high-quality alloy steel or alloy steel.
Referring to an authorization notice number, CN207393815U, a self-adaptive braking camshaft, on one hand, the self-adaptive braking camshaft can be smoothly installed even if the coaxiality of a brake and an installation hole in an air chamber support is poor, on the other hand, the self-adaptive braking camshaft can also ensure that the self-adaptive braking camshaft is not stressed by radial force through universal rotation in the braking working process, and simultaneously, two shoes in the brake are opened equally, so that the uniform braking gap is ensured, and the precision of a braking system is improved;
however, the general camshaft is inconvenient to be firmly installed and fixed on the automobile, and meanwhile, the protruding length of the cam is also inconvenient to be automatically adjusted according to the requirement, and the overall strength is inconvenient to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a self-adaptive truck brake camshaft, which aims to solve the problems that the common camshaft proposed in the background art is inconvenient to be firmly installed and fixed on an automobile, and meanwhile, the protruding length of a cam is inconvenient to be automatically adjusted according to requirements, and the overall strength is inconvenient to improve.
In order to achieve the purpose, the utility model provides the following technical scheme: an adaptive truck brake camshaft comprising:
the outer surface of the camshaft body is integrally connected with a stainless steel film, the middle part of the outer surface of the camshaft body is fixedly connected with a fixed block, and the fixed block is provided with a limiting hole;
the cam block penetrates through the interior of the camshaft body, and one end, positioned in the interior of the camshaft body, of the cam block is fixedly connected with a clamping block;
the left end and the right end of the screw rod are both in threaded connection with a fixture block, the middle of the screw rod is fixedly connected with a lower bevel gear, and the upper side of the lower bevel gear is connected with an upper bevel gear in a meshed manner;
the support frame, the equal fixedly connected with stopper in both ends of support frame, and seted up spacing hole on the stopper.
Through adopting above-mentioned technical scheme, conveniently carry out firm installation and fix on the car, also make things convenient for the protrusion length of automatically regulated cam as required simultaneously to and conveniently improve holistic intensity.
As a preferred technical scheme of the utility model, the cam blocks are arranged in bilateral symmetry about a central axis of the camshaft body, the cam blocks form a left-right sliding structure on the sliding rods through the clamping blocks, and the sliding rods are fixedly connected to the inner wall of the camshaft body.
Through adopting above-mentioned technical scheme, because the cam piece sets up about the axis bilateral symmetry of camshaft body, and the cam piece passes through the fixture block and constitutes the horizontal slip structure on the slide bar, conveniently adjusts control to the position of cam piece to be convenient for be applicable to on the not unidimensional truck of equidimensional.
As a preferred technical scheme of the utility model, the sliding directions of the fixture blocks on the sliding rod through the screw rod are opposite, the lower bevel gear and the upper bevel gear which are fixedly connected with the middle part of the screw rod are vertically arranged, the upper bevel gear is rotatably connected with the upper end of the supporting column, the middle part of the supporting column is connected with the screw rod in a penetrating way, and the upper end of the upper bevel gear is fixedly connected with the motor through the bolt.
Through adopting above-mentioned technical scheme, because the gliding opposite direction on the slide bar through the lead screw between fixture block and the fixture block, and set up perpendicularly between the middle part fixed connection's of lead screw lower conical gear and the last conical gear, the convenient regulation that stretches out and draws back simultaneously to 2 cam pieces, convenient regulation and control, the operation of being convenient for is used.
According to the preferable technical scheme, a welding integrated structure is formed between the fixing block and the camshaft body, one end, far away from the camshaft body, of the fixing block is connected with the limiting block in a clamping mode, the limiting block is of a structure in a shape like a Chinese character 'shan', and the limiting holes formed in the limiting block and the limiting holes formed in the fixing block are arranged in a one-to-one correspondence mode.
Through adopting above-mentioned technical scheme, because constitute welding integral structure between fixed block and the camshaft body, and carry out the block between the one end that the camshaft body was kept away from to the fixed block and the stopper and be connected, conveniently install the stainless steel membrane on the support frame to be convenient for install on the truck, facilitate the use to the stainless steel membrane.
As a preferred technical scheme, the limiting block forms a welding integrated structure at the end part of the supporting frame, the supporting frame is in an H-shaped structure, and the distance size of an opening at the end part of the supporting frame is equal to the distance size between the fixing block and the fixing block.
Through adopting above-mentioned technical scheme, because the tip opening interval size of support frame equals the interval size between fixed block and the fixed block, conveniently carry out firm erection joint, facilitate the use to the stainless steel membrane on the support frame.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the camshaft, the camshaft body and the stainless steel film are arranged, and the stainless steel film is fixedly connected with the outer surface of the camshaft body in an integrated manner, so that the overall strength of the camshaft body is improved conveniently, the service life of the camshaft body is prolonged conveniently, and the maintenance cost is reduced;
2. according to the utility model, the cam block and the screw rod are arranged, and the cam block is in threaded connection through the fixture block and the screw rod, so that the space size between the cam block and the cam block can be conveniently adjusted, and the cam block is conveniently suitable for trucks with different sizes and is convenient to use;
3. according to the utility model, the limiting block and the supporting frame are arranged, the limiting block is fixedly connected to the end part of the supporting frame, and meanwhile, the limiting block is in clamping connection with the fixing block on the camshaft body, so that the camshaft body is conveniently installed and connected on the supporting frame, and further, the camshaft body is conveniently installed on a truck.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
FIG. 3 is a schematic view of the overall construction of the lower bevel gear of the present invention;
fig. 4 is a schematic view of the overall structure of the support frame of the present invention.
In the figure: 1. a camshaft body; 2. a stainless steel film; 3. a fixed block; 4. a limiting hole; 5. a cam block; 6. a clamping block; 7. a screw rod; 8. a lower bevel gear; 9. an upper bevel gear; 10. a motor; 11. a support pillar; 12. a slide bar; 13. a limiting block; 14. a support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: a self-adaptive truck brake camshaft comprises a camshaft body 1, a stainless steel film 2, fixing blocks 3, limiting holes 4, a cam block 5, a clamping block 6, a screw rod 7, a lower bevel gear 8, an upper bevel gear 9, a motor 10, a supporting column 11, a sliding rod 12, limiting blocks 13 and a supporting frame 14, by adopting the technical scheme, the fixing blocks 3 on the upper side and the lower side of the camshaft body 1 are respectively clamped and installed on the limiting blocks 13 on the front side and the rear side of the upper end of the supporting frame 14 as shown in a combined drawing 1 and a drawing 4, the limiting blocks 13 are in a structure in a shape like a Chinese character shan, the fixing blocks 3 are in a structure like a Chinese character 'ao', so that the fixing blocks 3 and the limiting blocks 13 are conveniently clamped and installed and connected, bolts penetrate through the limiting holes 4, the camshaft body 1 is conveniently installed and connected on the supporting frame 14 through the fixing blocks 3, and the other camshaft body 1 is installed and connected on the limiting blocks 13 on the lower side of the supporting frame 14 by the same method, the mounting and fixing are convenient, the use is convenient, and the support frame 14 is mounted and connected on the truck through bolts, so that the use is convenient;
the supporting frame 14 is in an H-shaped structure, so that the camshaft body 1 is conveniently and stably supported, and the camshaft body 1 is also arranged up and down symmetrically about the central axis of the supporting frame 14, so that the camshaft is convenient to mount and fix, is convenient to mount and connect on a truck for use, and is convenient to use;
referring to fig. 1, 2 and 3, a stainless steel film 2 is fixedly connected to an outer surface of the camshaft body 1, so as to improve the overall strength of the camshaft body 1, and simultaneously, to protect the camshaft body 1, reduce the maintenance cost, and improve the service life, as required, a switch of a motor 10 is turned on, the motor 10 drives an upper bevel gear 9 to rotate, the upper bevel gear 9 is rotatably connected to an upper end of a supporting pillar 11, and a lead screw 7 penetrates through the inside of the supporting pillar 11, the upper bevel gear 9 is engaged with a lower bevel gear 8, so as to drive the lead screw 7 to rotate through the lower bevel gear 8, so as to facilitate stable rotation of the upper bevel gear 9 inside the camshaft body 1 and stable rotation of the lead screw 7 inside the camshaft body 1, and the lead screw 7 is connected to a clamping block 6 by a thread, therefore, the cam block 5 can slide left and right on the sliding rod 12 through the clamping block 6, the protruding length size of the cam block 5 can be adjusted conveniently, and the cam block is suitable for trucks with different sizes and is convenient to use;
simultaneously, the screw thread opposite direction at both ends about lead screw 7 to be convenient for drive 2 cam piece 5 in the gliding opposite direction in camshaft body 1's inside, conveniently carry out simultaneous control to cam piece 5, the operation of being convenient for, the convex length size of the regulation control cam piece 5 of also being convenient for simultaneously equals, also facilitates the use.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An adaptive truck brake camshaft characterized by: the method comprises the following steps:
the camshaft comprises a camshaft body (1), wherein a stainless steel film (2) is integrally connected to the outer surface of the camshaft body (1), a fixing block (3) is fixedly connected to the middle of the outer surface of the camshaft body (1), and a limiting hole (4) is formed in the fixing block (3);
the cam block (5) penetrates through the interior of the camshaft body (1), and one end, located in the interior of the camshaft body (1), of the cam block (5) is fixedly connected with a clamping block (6);
the left end and the right end of the screw rod (7) are both in threaded connection with a fixture block (6), the middle of the screw rod (7) is fixedly connected with a lower bevel gear (8), and the upper side of the lower bevel gear (8) is engaged and connected with an upper bevel gear (9);
the supporting frame (14), the equal fixedly connected with stopper (13) in both ends of supporting frame (14), and seted up spacing hole (4) on stopper (13).
2. The adaptive truck brake camshaft of claim 1, wherein: the cam block (5) is arranged in a bilateral symmetry mode about a central axis of the camshaft body (1), the cam block (5) forms a left-right sliding structure on the sliding rod (12) through the clamping block (6), and meanwhile the sliding rod (12) is fixedly connected to the inner wall of the camshaft body (1).
3. An adaptive truck brake camshaft according to claim 2, wherein: the direction of sliding on the sliding rod (12) through the screw rod (7) between the clamping block (6) and the clamping block (6) is opposite, the lower bevel gear (8) fixedly connected with the middle of the screw rod (7) is vertically arranged with the upper bevel gear (9), the upper bevel gear (9) is rotatably connected with the upper end of the supporting column (11), the middle of the supporting column (11) is connected with the screw rod (7) in a penetrating manner, and the upper end of the upper bevel gear (9) is fixedly connected with the motor (10) through a bolt.
4. The adaptive truck brake camshaft of claim 1, wherein: constitute welding integral structure between fixed block (3) and camshaft body (1), and carry out the block between one end that camshaft body (1) was kept away from in fixed block (3) and stopper (13) and be connected, simultaneously stopper (13) are "mountain" style of calligraphy structure, and are the one-to-one setting between spacing hole (4) of seting up on stopper (13) and the spacing hole (4) of seting up on fixed block (3).
5. An adaptive truck brake camshaft according to claim 4, wherein: the end of the limiting block (13) on the support frame (14) forms a welding integrated structure, the support frame (14) is of an H-shaped structure, and the distance between the openings of the end of the support frame (14) is equal to the distance between the fixing blocks (3) and the fixing blocks (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758828.5U CN215444841U (en) | 2021-07-30 | 2021-07-30 | Self-adaptive truck brake cam shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758828.5U CN215444841U (en) | 2021-07-30 | 2021-07-30 | Self-adaptive truck brake cam shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215444841U true CN215444841U (en) | 2022-01-07 |
Family
ID=79685683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121758828.5U Active CN215444841U (en) | 2021-07-30 | 2021-07-30 | Self-adaptive truck brake cam shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215444841U (en) |
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2021
- 2021-07-30 CN CN202121758828.5U patent/CN215444841U/en active Active
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