CN217193069U - Fixing device for finish machining of camshaft gear of automobile engine - Google Patents
Fixing device for finish machining of camshaft gear of automobile engine Download PDFInfo
- Publication number
- CN217193069U CN217193069U CN202220138338.3U CN202220138338U CN217193069U CN 217193069 U CN217193069 U CN 217193069U CN 202220138338 U CN202220138338 U CN 202220138338U CN 217193069 U CN217193069 U CN 217193069U
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- finish machining
- axial positioning
- fixing device
- gear
- automobile engine
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Gears, Cams (AREA)
Abstract
The utility model discloses a fixing device for finish machining of automobile engine camshaft gears, which belongs to the technical field of finish machining of gears, and comprises a workbench and a rotating plate embedded in the central position of the top end surface of the workbench through a bearing, wherein the top end of the workbench is in an annular array and protrudes to be provided with an equipment processing equipment installation part, an axial positioning rod is fixed in the central position of the top end surface of the rotating plate, a gear main body is sleeved on the axial positioning rod, a shaft key groove positioning block is fixedly connected with the side wall of the axial positioning rod in a detachable manner, a fastening rod is connected with the top end of the axial positioning rod, a spring is sleeved on the fastening rod, and a rubber pressing plate for fixing the size main body is sleeved at the bottom end of the fastening rod in a sliding manner, the fixing device for finish machining of the automobile engine camshaft gears improves the convenience of finish machining of the gears, and is convenient for adjusting the clamping force for fixing the gears, the stability of gear finish machining has been promoted.
Description
Technical Field
The utility model belongs to the technical field of the gear finish machining, concretely relates to be used for automobile engine camshaft gear finish machining's fixing device.
Background
The gear is a mechanical element with teeth on the wheel rim capable of continuously meshing and transmitting motion and power, and is a toothed mechanical part capable of meshing with each other, the diameter of the large gear is one time of that of the small gear, the application of the gear in transmission is very early, the problem of transmitting rotary motion by using a bronze or cast iron gear is solved, the principle of generating a gear cutting method and the successive occurrence of a special machine tool and a cutter for cutting the gear by using the principle are provided, so that the gear processing has a relatively complete means, the stability of gear operation is emphasized along with the development of production, and as is well known, the precision required by the use of the cam shaft gear of an automobile is very high, and the gear needs to be subjected to secondary finish machining to meet the assembly standard requirement.
At present, fix the secondary finish machining of gear mostly through splint, because fixing device's easy emergence is not hard up, and can't adjust fixed clamp force to lead to waiting to process the fixed not firm of gear blank, easily take place the slip phenomenon, thereby influence gear machining's precision.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be used for smart fixing device of automobile engine camshaft gear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a fixing device for finish machining of a camshaft gear of an automobile engine comprises:
the top end of the workbench is provided with equipment processing equipment installation parts in an annular array in a protruding manner;
the rotating plate is embedded and installed at the center of the top end face of the workbench through a bearing;
an axial positioning rod is fixed at the center of the top end face of the rotating plate, a gear body is sleeved on the axial positioning rod, a shaft key groove positioning block is fixedly connected to the side wall of the axial positioning rod in a detachable mode, a fastening rod is connected to the top end of the axial positioning rod, a spring is sleeved on the fastening rod, a rubber pressing plate used for fixing the size body is sleeved at the bottom end of the fastening rod in a sliding mode, and a clamping force adjusting piece is arranged at the top end of the fastening rod.
Furthermore, the bottom of the workbench is provided with support rods in an annular array, and the top of the machining equipment installation part is in a rectangular array and is provided with screw holes for fixing equipment.
Furthermore, a motor is installed at the bottom end of the workbench, a driving shaft is fixed at the top end of the motor, the driving shaft is rotatably inserted into the workbench through a bearing, and the top end of the driving shaft is fixedly connected with the rotating plate.
Furthermore, the connecting holes are symmetrically formed in the outer wall of the axial positioning rod, and hexagon socket head cap bolts are embedded in two ends of one side face, back to the axial positioning rod, of the shaft key groove positioning block.
Furthermore, the shaft key groove positioning block is inserted into a key groove formed in the inner wall of the gear main body in a matching mode, and the inner hexagon bolt penetrates through the shaft key groove positioning block and is inserted into the connecting hole in a threaded mode.
Furthermore, the top end of the axial positioning rod is provided with a mounting hole, and the bottom end of the fastening rod is integrally formed with a threaded rod fixedly connected with the mounting hole.
Furthermore, the clamping force adjusting piece is a lifting plate sleeved at the top end of the fastening rod through threads, and the rubber pressing plate is arranged on the fastening rod and the axial positioning rod in a sliding mode.
This a fixing device for finish machining of automobile engine camshaft gear's technological effect and advantage: an axial positioning rod is fixedly connected to the top end of the rotating plate, a fastening rod is fixed to the top end of the axial positioning rod through a mounting hole and a threaded rod, a spring is sleeved on the fastening rod, a rubber pressing plate and a lifting plate are arranged at two ends of the fastening rod respectively, the lifting plate is rotated to adjust the position of the lifting plate on the fastening rod, so that the spring extrudes the rubber pressing plate to slide onto the axial positioning rod and is fixedly abutted to the side wall of the gear body, the elastic force of the spring is adjusted through the lifting plate, the clamping force of the rubber pressing plate is controlled, the clamping force for fixing the gear is conveniently adjusted, and the finish machining stability of the gear is improved; the bottom through the workstation is installed the motor, and the motor passes through the drive shaft and drives rotor plate and axial positioning pole rotatory, passes through connecting hole and hexagon socket head cap screw at axial positioning pole's outer wall and is fixed with axle keyway locating piece, pegs graft in the keyway of gear main part inner wall through the axle keyway locating piece coincide to carry out axial fixity to the gear main part, and drive gear main part rotating process, promoted the fine-machined convenience of gear.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a fastening rod according to an embodiment of the present invention;
fig. 3 is a schematic view of an axial positioning rod structure according to an embodiment of the present invention.
In the figure: 1. a work table; 2. a rotating plate; 3. a motor; 4. a processing device mounting section; 5. an axial positioning rod; 6. a fastening rod; 7. a gear body; 8. a spring; 9. a threaded rod; 10. a rubber press plate; 11. a lifting plate; 12. mounting holes; 13. connecting holes; 14. a shaft keyway locating block; 15. a hexagon socket head cap screw; 16. a drive shaft.
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.
Please refer to fig. 1-3, which illustrate a fixing device for finish machining of a cam shaft gear of an automobile engine, comprising a workbench 1 and a rotating plate 2 embedded in the center of the top end surface of the workbench 1 through a bearing, wherein the top end of the workbench 1 is provided with equipment machining equipment installation parts 4 in an annular array in a protruding manner, and key slots required to be formed in different module sizes are different in size, so that the shaft key slot positioning block 14 can be conveniently detached and replaced through an inner hexagon bolt 15, and the fixing device is suitable for gears with different modules.
Referring to fig. 1 and 2, an axial positioning rod 5 is fixedly connected to the top end of a rotating plate 2, a fastening rod 6 is fixed to the top end of the axial positioning rod 5 through a mounting hole 12 and a threaded rod 9, a spring 8 is sleeved on the fastening rod 6, a rubber pressing plate 10 and a lifting plate 11 are respectively arranged at two ends of the fastening rod 6, the lifting plate 11 is rotated to adjust the position of the lifting plate on the fastening rod 6, so that the spring 8 extrudes the rubber pressing plate 10 to slide onto the axial positioning rod 5 and is abutted and fixed with the side wall of a gear body 7, the elastic force of the spring 8 is adjusted through the lifting plate 11, thereby controlling the clamping force of the rubber pressing plate 10, facilitating adjustment of the clamping force for fixing the gear, improving the stability of fine machining of the gear, the spring 8 is sleeved on the fastening rod 6, the rubber pressing plate 10 for fixing the size body is sleeved on the bottom end of the fastening rod 6 in a sliding manner, wherein a clamping force adjusting piece is arranged at the top end of the fastening rod 6, mounting hole 12 has been seted up on the top of axial positioning pole 5, the bottom integrated into one piece of anchorage bar 6 has threaded rod 9 with mounting hole 12 fixed connection, the clamp force regulating part cup joints the lifter plate 11 on anchorage bar 6 top for the screw, rubber pressing plate 10 slides on anchorage bar 6 and axial positioning pole 5 and sets up, the bottom of workstation 1 is annular array and is provided with the bracing piece, the top of processing equipment installation department 4 is rectangular array and has attacked the screw that is used for fixed equipment, the bracing piece is not drawn in fig. 1, the bracing piece is the landing leg of current workstation 1, motor 3 is installed to the bottom of workstation 1, motor 3's top is fixed with drive shaft 16, drive shaft 16 rotates through the bearing and pegs graft in workstation 1, and the top of drive shaft 16 and rotor plate 2 fixed connection.
Referring to fig. 3, a motor 3 is installed at the bottom end of a workbench 1, the motor 3 drives a rotating plate 2 and an axial positioning rod 5 to rotate through a driving shaft 16, an axial key groove positioning block 14 is fixed on the outer wall of the axial positioning rod 5 through a connecting hole 13 and an inner hexagon bolt 15, and is inserted into a key groove on the inner wall of a gear main body 7 in a matching manner through the axial key groove positioning block 14, so as to axially fix the gear main body 7 and drive the gear main body 7 to rotate, thereby improving the convenience of gear finish machining, the axial positioning rod 5 is fixed at the center position of the top end surface of the rotating plate 2, the axial positioning rod 5 is sleeved with the gear main body 7, the side wall of the axial positioning rod 5 is detachably and fixedly connected with the axial key groove positioning block 14, wherein the top end of the axial positioning rod 5 is connected with a fastening rod 6, the outer wall of the axial positioning rod 5 is symmetrically provided with connecting holes 13, and the two ends of one side surface of the axial key groove positioning block 14, which faces away from the axial positioning rod 5, are both embedded with the inner hexagon bolts 15, the shaft key groove positioning block 14 is matched and inserted in a key groove formed in the inner wall of the gear main body 7, and the inner hexagon bolt 15 penetrates through the shaft key groove positioning block 14 and is inserted in the connecting hole 13 in a threaded mode.
This a fixing device for finish machining of automobile engine camshaft gear, during the use, when establishing gear main part 7 cover on axial positioning pole 5, axle keyway locating piece 14 coincide and peg graft in the keyway of gear main part 7 inner wall back, coincide with the threaded rod 9 of anchorage bar 6 bottom and insert in mounting hole 12, make anchorage bar 6 and axial positioning pole 5 keep fixed, rotate lifter plate 11 simultaneously and make its extrusion spring 8 and rubber clamp plate 10, make rubber clamp plate 10 move down to axial positioning pole 5 on, and with the lateral wall butt of gear main part 7, make gear main part 7 keep fixed.
The above description is only for the preferred embodiment of the present invention, but the scope of the invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the invention, and equivalent alternatives or modifications according to the technical solution of the invention and the practical idea thereof should be covered by the scope of the invention.
Claims (7)
1. A fixing device for finish machining of a camshaft gear of an automobile engine comprises:
the device comprises a workbench (1), wherein equipment processing equipment installation parts (4) are arranged at the top end of the workbench (1) in an annular array in a protruding manner;
the rotating plate (2) is embedded in the center of the top end face of the workbench (1) through a bearing;
the method is characterized in that: the top end face center position department of rotor plate (2) is fixed with axial positioning pole (5), the cover is equipped with gear main part (7) on axial positioning pole (5), and the lateral wall detachable fixedly connected with axle keyway locating piece (14) of axial positioning pole (5), wherein the top of axial positioning pole (5) is connected with anchorage bar (6), the cover is equipped with spring (8) on anchorage bar (6), and the bottom slip of anchorage bar (6) cup joints rubber clamp plate (10) that are used for the fixed dimension main part, and wherein the top of anchorage bar (6) is provided with the clamp force regulating part.
2. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 1, wherein: the bottom of workstation (1) is annular array and is provided with the bracing piece, the top of processing equipment installation department (4) is the screw that rectangular array was attacked and is used for fixed equipment.
3. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 1, wherein: the motor (3) is installed to the bottom of workstation (1), the top of motor (3) is fixed with drive shaft (16), drive shaft (16) rotate through the bearing and peg graft in workstation (1), and the top and rotor plate (2) fixed connection of drive shaft (16).
4. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 1, wherein: the outer wall of the axial positioning rod (5) is symmetrically provided with connecting holes (13), and two ends of one side surface of the shaft key groove positioning block (14) back to the axial positioning rod (5) are embedded with hexagon socket head cap bolts (15).
5. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 4, wherein: the shaft key groove positioning block (14) is inserted into a key groove formed in the inner wall of the gear main body (7) in a matched mode, and the inner hexagonal bolt (15) penetrates through the shaft key groove positioning block (14) and is inserted into the connecting hole (13) in a threaded mode.
6. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 1, wherein: the top end of the axial positioning rod (5) is provided with a mounting hole (12), and the bottom end of the fastening rod (6) is integrally formed with a threaded rod (9) fixedly connected with the mounting hole (12).
7. A fixing device for finish machining of a camshaft gear of an automobile engine according to claim 1, wherein: the clamping force adjusting piece is a lifting plate (11) sleeved at the top end of the fastening rod (6) in a threaded manner, and the rubber pressing plate (10) is arranged on the fastening rod (6) and the axial positioning rod (5) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220138338.3U CN217193069U (en) | 2022-01-19 | 2022-01-19 | Fixing device for finish machining of camshaft gear of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220138338.3U CN217193069U (en) | 2022-01-19 | 2022-01-19 | Fixing device for finish machining of camshaft gear of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217193069U true CN217193069U (en) | 2022-08-16 |
Family
ID=82791151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220138338.3U Active CN217193069U (en) | 2022-01-19 | 2022-01-19 | Fixing device for finish machining of camshaft gear of automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217193069U (en) |
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2022
- 2022-01-19 CN CN202220138338.3U patent/CN217193069U/en active Active
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