CN216730813U - Detachable camshaft device - Google Patents
Detachable camshaft device Download PDFInfo
- Publication number
- CN216730813U CN216730813U CN202220102925.7U CN202220102925U CN216730813U CN 216730813 U CN216730813 U CN 216730813U CN 202220102925 U CN202220102925 U CN 202220102925U CN 216730813 U CN216730813 U CN 216730813U
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- cam
- transmission shaft
- fixing base
- locking
- mounting
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Abstract
The utility model discloses a detachable cam shaft device, wherein the detachable cam shaft device comprises a transmission shaft, a cam mechanism and a base, wherein the cam mechanism is sleeved on the transmission shaft, and two ends of the transmission shaft are both arranged at the upper end of the base; cam mechanism is used for processing the work piece, and cam mechanism includes cam, retaining member and fixing base, and the fixing base cup joints in the transmission shaft, and the cam can be dismantled through the retaining member with the fixing base and be connected, and the cam passes through the fixing base is connected with the transmission shaft, and the fixing base is the tube-shape structure, and the external diameter of cam is greater than the external diameter of fixing base, and this cam can adopt two module concatenations to form, and this retaining member and fixing base threaded connection, the condition that wearing and tearing or ageing appears in the cam, thereby directly demolish the retaining member and make cam and fixing base separation, and the fixing base need not separate with the transmission shaft, and the new cam of replacement is connected with the fixing base, can accomplish cam mechanism's replacement.
Description
Technical Field
The utility model relates to the technical field of mechanical lathe machining, in particular to a detachable camshaft device.
Background
Lathe machining is a part of mechanical machining and mainly comprises two machining modes, namely, a turning tool is fixed and is used for machining an unformed workpiece in rotation; the other method is to fix the workpiece and perform precision machining by the high-speed rotation of the workpiece and the transverse and longitudinal movement of a turning tool or a tool rest.
The existing cam structure is sleeved on the transmission shaft to process a workpiece, but the cam structure is worn and aged in the long-term use process, the cam structure needs to be replaced, because the cam structure belongs to one part of a lathe, one end of the transmission shaft needs to be disassembled in the replacement of the cam structure, a plurality of cam structures are arranged on the transmission shaft, and the replacement of one cam structure can lead to the replacement step to become complicated, so that the replacement of the cam structure is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a detachable cam shaft device, aiming at realizing the structural replacement of a cam without detaching a transmission shaft and enabling the structural replacement of the cam to be more convenient.
In order to achieve the purpose, the detachable camshaft device provided by the utility model comprises a transmission shaft, a cam mechanism and a base, wherein the cam mechanism is sleeved on the transmission shaft, and two ends of the transmission shaft are both arranged at the upper end of the base;
the cam mechanism comprises a cam, a locking part and a fixed seat, the fixed seat is sleeved on the transmission shaft, the cam is connected with the fixed seat through the locking part in a detachable mode, the cam passes through the fixed seat and is connected with the transmission shaft, the fixed seat is of a cylindrical structure, and the outer diameter of the cam is larger than that of the fixed seat.
Preferably, the cam comprises a first half cam piece and a second half cam piece, the first half cam piece is connected with the second half cam piece, the first half cam piece and the second half cam piece are sleeved on the transmission shaft, and the first half cam piece and the second half cam piece are connected with the fixed seat through the locking piece.
Preferably, the first half cam piece and the second half cam piece are provided with first locking holes, the fixing seat is provided with second locking holes, the first locking holes correspond to the second locking holes, and the locking pieces penetrate through the first locking holes and are connected with the second locking holes.
Preferably, the two ends of the first half cam piece are respectively provided with a first bump and a second clamping groove, the two ends of the second half cam piece are respectively provided with a second bump and a first clamping groove, the first bump is clamped with the first clamping groove, and the second bump is clamped with the second clamping groove.
Preferably, the first projection and the second projection are arranged opposite to each other at the center of the cam, and the first locking groove and the second locking groove are arranged opposite to each other at the center of the cam.
Preferably, the cam and the fixing seat are concentric circles, and the first locking holes are uniformly arranged around the circle center of the cam.
Preferably, the lateral wall of fixing base is equipped with the mounting hole, the retaining member run through in the mounting hole with the transmission shaft is connected, just the fixing base passes through the retaining member with the transmission shaft is connected.
Preferably, the fixing seat comprises a connecting piece and a fixing piece, one end of the connecting piece is connected with the cam, the other end of the connecting piece is connected with the fixing piece, the fixing piece is sleeved on the transmission shaft, and the connecting piece is perpendicular to the fixing piece.
Preferably, the mounting hole is formed in the fixing member, and the fixing member is fixedly connected with the transmission shaft through the locking member.
Preferably, the connecting member is integrally formed with the fixing member.
According to the technical scheme, the cam mechanism is sleeved on the transmission shaft, and two ends of the transmission shaft are both arranged at the upper end of the base; the other end of the transmission shaft is provided with a power source, the power source drives the cam mechanism to rotate, the cam mechanism comprises a cam, a locking part and a fixed seat, the fixed seat is sleeved on the transmission shaft, the cam and the fixed seat are detachably connected through the locking part, the cam is connected with the transmission shaft through the fixed seat, the fixed seat is of a cylindrical structure, and the outer diameter of the cam is larger than that of the fixed seat; this cam is used for processing the work piece, and the cam passes through fixing base and transmission shaft fixed connection, and the cam adopts detachable the connection with the fixing base to when making the cam replacement, need not to dismantle the one end of transmission shaft, can directly separate cam and fixing base, realize need not to dismantle the transmission shaft and can accomplish the replacement of cam structure, make the replacement of cam structure more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a first schematic view of a detachable camshaft device according to an embodiment of the present invention.
Fig. 2 is a second schematic diagram of an embodiment of a detachable camshaft apparatus according to the present invention.
FIG. 3 is a schematic view of a cam mechanism in an embodiment of a removable camshaft assembly of the present invention.
FIG. 4 is an exploded view of a cam mechanism in an embodiment of a removable camshaft assembly of the present invention.
FIG. 5 is a schematic view of a mounting bracket of an embodiment of a removable camshaft assembly of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
22 | Fixed |
| 2 | |
221 | Connecting |
| 21 | |
222 | |
| 211 | First |
23 | |
| 212 | Second |
24 | |
| 213 | |
25 | |
| 214 | |
26 | |
| 215 | |
27 | |
| 216 | |
3 | Base seat |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a detachable camshaft device. Referring to fig. 1 to 3, in a first embodiment of the present invention, the detachable camshaft apparatus includes a transmission shaft 1, a cam mechanism 2 and a base 3, wherein the cam mechanism 2 is sleeved on the transmission shaft 1, and both ends of the transmission shaft 1 are mounted on the upper end of the base 3; the both ends of base 3 are equipped with the axle sleeve, and transmission shaft 1 is at the axle sleeve internal rotation, and the other end of transmission shaft 1 is equipped with the power supply, and the power supply drives the transmission of transmission shaft 1 to it is rotatory to drive cam mechanism 2, and cam mechanism 2 is used for processing the work piece, and this transmission shaft 1 can install different model cam mechanism 2, realizes the processing operation of different work pieces.
According to the technical scheme, the cam mechanism 2 is sleeved on the transmission shaft 1, and two ends of the transmission shaft 1 are both arranged at the upper end of the base 3; the other end of the transmission shaft 1 is provided with a power source, the power source drives the cam mechanism 2 to rotate, the cam mechanism 2 comprises a cam 21, a locking part 26 and a fixed seat 22, the fixed seat 22 is sleeved on the transmission shaft 1, the cam 21 and the fixed seat 22 are detachably connected through the locking part 26, the cam 21 is connected with the transmission shaft 1 through the fixed seat 22, the fixed seat 22 is of a cylindrical structure, and the outer diameter of the cam 21 is larger than that of the fixed seat 22; this cam 21 is used for processing the work piece, and cam 21 passes through fixing base 22 and 1 fixed connection of transmission shaft, and cam 21 adopts detachable the connection with fixing base 22 to when making cam 21 replace, need not to dismantle the one end of transmission shaft 1, can directly separate cam 21 and fixing base 22, realize need not to dismantle transmission shaft 1 and can accomplish cam 21's structure replacement, make cam 21's structure replacement more convenient.
As shown in fig. 3 and 4, the cam 21 includes a first half cam piece 211 and a second half cam piece 212, the first half cam piece 211 is connected to the second half cam piece 212, the first half cam piece 211 and the second half cam piece 212 are both sleeved on the transmission shaft 1, the first half cam piece 211 and the second half cam piece 212 are both connected to the fixing base 22 through the locking piece 26, and the first half cam piece 211 and the second half cam piece 212 are combined to form the cam 21, so that the first half cam piece 211 and the second half cam piece 212 are more conveniently mounted or dismounted, and the connection of the first half cam piece 211 and the second half cam piece 212 can satisfy the mounting of the cam 21 and can also make the structure of the cam 21 more reliable, and when the cam 21 is replaced, only the cam 21 of a processing workpiece needs to be replaced without replacing the fixing base 22.
In addition, first half cam piece 211 with second half cam piece 212 all is equipped with first locking hole 23, fixing base 22 is equipped with second locking hole 24, first locking hole 23 with second locking hole 24 is corresponding, retaining member 26 passes first locking hole 23 with second locking hole 24 is connected, adopts retaining member 26 to be fixed in fixing base 22 respectively with first half cam piece 211 and second half cam piece 212, and retaining member 26 all adopts threaded connection with first locking hole 23 and second locking hole 24, can realize first half cam piece 211 and second half cam piece 212 and install fast and dismantle.
In addition, the both ends of first half cam piece 211 are equipped with first lug 213 and second draw-in groove 216 respectively, the both ends of second half cam piece 212 are equipped with second lug 215 and first draw-in groove 214 respectively, first lug 213 with first draw-in groove 214 joint, second lug 215 with second draw-in groove 216 joint, first half cam piece 211 passes through first lug 213 and the interlock of second half cam piece 212, and second half cam piece 212 passes through second lug 215 and the interlock of first half cam piece 211, and this first half cam piece 211 and the second half cam piece 212 adopt the joint mode, further increase cam 21's structural stability.
As shown in fig. 4, the first protrusion 213 and the second protrusion 215 are disposed opposite to each other at the center of the cam 21, and the first engaging groove 214 and the second engaging groove 216 are disposed opposite to each other at the center of the cam 21, and a half-and-half design is adopted, so that the first half cam piece 211 and the second half cam piece 212 have the same structural size, which is beneficial for processing and can also improve the structural integrity of the cam 21.
In addition, the cam 21 and the fixing seat 22 are concentric circles, and the first locking holes 23 are uniformly formed around the circle center of the cam 21, so that connection points of the cam 21 and the fixing seat 22 are uniformly formed, the structural integrity of the cam 21 and the fixing seat 22 is enhanced, and the structure of the cam mechanism 2 is firm and reliable.
Furthermore, the lateral wall of fixing base 22 is equipped with mounting hole 25, retaining member 26 run through in mounting hole 25 with transmission shaft 1 is connected, just fixing base 22 passes through retaining member 26 with transmission shaft 1 is connected, and the center of this fixing base 22 is equipped with the installation cavity 27 of cup jointing in transmission shaft 1, is equipped with the connecting hole on transmission shaft 1, makes retaining member 26 run through mounting hole 25 and 1 threaded connection of transmission shaft to make fixing base 22 can install in transmission shaft 1, the rotatory fixing base 22 that drives of transmission shaft 1 rotates, and fixing base 22 drives cam 21 rotatory, realizes that cam 21 processes the work piece.
In addition, the fixing seat 22 includes a connecting piece 221 and a fixing piece 222, one end of the connecting piece 221 is connected with the cam 21, the other end of the connecting piece 221 is connected with the fixing piece 222, the fixing piece 222 is sleeved on the transmission shaft 1, the connecting piece 221 and the fixing piece 222 are perpendicular to each other, the first half cam piece 211 and the second half cam piece 212 are connected and fixed with the fixing piece 222 through the connecting piece 221, the connecting piece 221 and the fixing piece 222 are perpendicular to each other, so that the punching directions of the second locking hole 24 and the mounting hole 25 are perpendicular, the connecting piece 221 and the fixing piece 222 are respectively connected with the cam 21 and the transmission shaft 1, and the cam mechanism 2 is further mounted or dismounted through a smart connecting mode.
In addition, the mounting hole 25 is disposed on the fixing member 222, and the fixing member 222 is fixedly connected to the transmission shaft 1 through the locking member 26, so that the transmission shaft 1 drives the fixing member 222 to rotate when rotating, thereby driving the connecting member 221 and the cam 21 to transmit.
In addition, the connecting element 221 and the fixing element 222 are integrally formed, so that the overall structure of the fixing base 22 is firmer and more reliable, and deformation and damage in the processing operation process are avoided.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A detachable cam shaft device is characterized by comprising a transmission shaft, a cam mechanism and a base, wherein the cam mechanism is sleeved on the transmission shaft, and two ends of the transmission shaft are both installed at the upper end of the base;
the cam mechanism comprises a cam, a locking part and a fixed seat, the fixed seat is sleeved on the transmission shaft, the cam is connected with the fixed seat through the locking part in a detachable mode, the cam passes through the fixed seat and is connected with the transmission shaft, the fixed seat is of a cylindrical structure, and the outer diameter of the cam is larger than that of the fixed seat.
2. A demountable camshaft apparatus as defined in claim 1, wherein said cam includes a first half-cam member and a second half-cam member, said first half-cam member being connected to said second half-cam member, said first half-cam member and said second half-cam member both being sleeved on said drive shaft, and said first half-cam member and said second half-cam member both being connected to said mounting block via said locking member.
3. A removable camshaft apparatus as claimed in claim 2, wherein the first half cam member and the second half cam member are each provided with a first locking hole, the holder is provided with a second locking hole, the first locking hole corresponds to the second locking hole, and the locking member passes through the first locking hole and is connected to the second locking hole.
4. A removable camshaft device as claimed in claim 3, wherein the first half cam member has a first projection and a second slot at each end, and the second half cam member has a second projection and a first slot at each end, the first projection being engaged with the first slot and the second projection being engaged with the second slot.
5. A removable camshaft assembly as claimed in claim 4, wherein said first projection and said second projection are disposed opposite a center of said cam and said first slot and said second slot are disposed opposite a center of said cam.
6. A demountable cam shaft arrangement according to claim 5, wherein said cam and said mounting are concentric, said first locking holes being disposed evenly around the centre of said cam.
7. A demountable camshaft assembly as defined in claim 6, wherein said side walls of said mounting block are formed with mounting holes, said locking member extends through said mounting holes to connect with said drive shaft, and said mounting block is connected with said drive shaft through said locking member.
8. A demountable camshaft apparatus as claimed in claim 7, wherein said mounting includes a connection member and a mounting member, one end of said connection member being connected to said cam, the other end of said connection member being connected to said mounting member, said mounting member being sleeved on said drive shaft, said connection member being perpendicular to said mounting member.
9. A removable camshaft assembly as claimed in claim 8, wherein the mounting apertures are provided in the retaining member, the retaining member being fixedly connected to the drive shaft by the retaining member.
10. A removable camshaft apparatus as claimed in claim 8, wherein the connecting member is integrally formed with the fixed member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220102925.7U CN216730813U (en) | 2022-01-12 | 2022-01-12 | Detachable camshaft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220102925.7U CN216730813U (en) | 2022-01-12 | 2022-01-12 | Detachable camshaft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216730813U true CN216730813U (en) | 2022-06-14 |
Family
ID=81914568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220102925.7U Active CN216730813U (en) | 2022-01-12 | 2022-01-12 | Detachable camshaft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216730813U (en) |
-
2022
- 2022-01-12 CN CN202220102925.7U patent/CN216730813U/en active Active
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