CN218135208U - Flange spline shaft hobbing device - Google Patents
Flange spline shaft hobbing device Download PDFInfo
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- CN218135208U CN218135208U CN202222287680.2U CN202222287680U CN218135208U CN 218135208 U CN218135208 U CN 218135208U CN 202222287680 U CN202222287680 U CN 202222287680U CN 218135208 U CN218135208 U CN 218135208U
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- flange
- hobbing
- shaft
- cutter
- spline shaft
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Abstract
The utility model relates to a flange integral key shaft hobbing device, including the lathe headstock, the lathe headstock rotates and connects the main shaft, driving motor is connected to the main shaft, the driving gear is connected to the main shaft lower extreme, the lathe headstock is located the main shaft lower extreme and connects hobbing head bent plate, hobbing head bent plate is including the bottom plate of connecting the lathe headstock and the mounting panel of outside extension, rotate on the mounting panel and connect the cutter axle, the epaxial driven gear that connects of cutter, driven gear and driving gear connection, the epaxial hobbing cutter that connects of cutter, cutter axle lower extreme still rotates and connects the bottom suspension fagging, the bottom suspension fagging is connected with the lathe headstock, flange integral key shaft hobbing device can satisfy the hobbing operation of the flange integral key shaft of flanged.
Description
Technical Field
The utility model relates to a processing equipment especially relates to a flange integral key shaft hobbing device.
Background
The spline shaft is one of important parts in a universal coupling, the traditional spline shaft processing mode is that a cylindrical material is fixed on a machine tool, a hobbing cutter is connected with a rotating shaft, the rotating shaft is connected to a machine tool headstock through a connecting seat, the rotating shaft is connected with a driving motor, the driving motor can drive the rotating shaft and the connected hobbing cutter to rotate, a matched machine tool also drives the fixed cylindrical material to rotate, the spline can be rolled on the outer side of the cylindrical material, and the machine tool can also drive the cylindrical material to axially move, so that the spline can be rolled on the outer side of the whole cylindrical material.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide a flange spline shaft hobbing device to solve one or more problems in the prior art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a flange integral key shaft hobbing device, includes the lathe headstock, the lathe headstock rotates and connects the main shaft, driving motor is connected to the main shaft, the driving gear is connected to the main shaft lower extreme, the lathe headstock is located the main shaft lower extreme and connects the first bent plate of hobbing, the first bent plate of hobbing is including the bottom plate of connecting the lathe headstock and the mounting panel of outside extension, rotate on the mounting panel and connect the cutter axle, the epaxial driven gear that connects of cutter, driven gear and driving gear connection, the epaxial hobbing cutter that connects of cutter, the cutter axle lower extreme still rotates and connects the bottom suspension fagging, the bottom suspension fagging is connected with the lathe headstock.
As a further improvement of the above technical solution:
the distance between the outermost end of the mounting plate and the machine tool headstock is larger than the difference value of the flange radius of the flange spline shaft minus the spline shaft radius of the flange spline shaft.
The distance from the central axis of the cutter shaft to the side face of the mounting plate, which is close to one side of the flange spline shaft, is smaller than the distance from one end, which is closest to the flange, of the spline shaft to the end face of the inner side of the flange.
Still rotate on the mounting panel and connect intermediate gear, intermediate gear meshes respectively and connects driving gear and driven gear.
The number of teeth of the driving gear is the same as that of the driven gear.
The main shaft is connected with a driving motor through a synchronous belt.
The upper end of the cutter shaft is connected with the mounting plate through two tapered roller bearings, and the lower end of the cutter shaft is connected with the lower supporting plate through one tapered roller bearing.
Compared with the prior art, the utility model discloses a beneficial technological effect as follows:
1) The flange spline shaft hobbing device can prevent the flange from contacting and colliding with a machine tool frame through the mounting plate extending outwards, and can meet the hobbing operation of the flange spline shaft with the flange;
2) The mounting plate can not touch the flange even when the hob is machined to the end, closest to the flange, of the spline shaft, and the spline shaft spline can be machined at one time;
3) The rotation directions of the driving gear and the driven gear can be consistent through intermediate gear transitional connection, and the central distance between the driving gear and the driven gear can be increased through mounting the intermediate gear, so that the distance between the hob and a machine tool headstock is prolonged, and the machine tool headstock 1 cannot be contacted and collided with a flange during machining;
4) The gear numbers of the driving gear and the driven gear are the same, the transmission ratio of the driving gear to the driven gear is ensured to be 1, the main shaft adopts a shaft of an original hob of an original spline milling, and the driving gear and the driven gear have the same rotating speed and the transmission ratio of 1, so that the hobbing effect of the hobbing device for the spline shaft of the cymbidium can be ensured and is consistent with the hobbing effect of the traditional spline milling;
5) The upper end of the cutter shaft is connected with the mounting plate through two tapered roller bearings, and the lower end of the cutter shaft is connected with the lower supporting plate through one tapered roller bearing, so that the cutter shaft has good bearing capacity and good stability;
drawings
FIG. 1 shows a schematic side view of a flange spline shaft hobbing apparatus of the present embodiment.
Fig. 2 shows a schematic front view of the flange spline shaft hobbing apparatus of the present embodiment.
FIG. 3 shows a bottom view of the flange spline shaft hobbing apparatus of the present embodiment at the location of the drive gear, intermediate gear and driven gear.
In the drawings, the reference numbers:
1. a machine tool headstock; 2. a main shaft; 21. a driving gear; 3. a drive motor; 31. a synchronous belt; 4. hobbing a head bending plate; 41. a base plate; 42. mounting a plate; 5. a tool shaft; 51. a driven gear; 6. hobbing cutters; 7. a lower support plate; 8. an intermediate gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following detailed description of the device according to the present invention is made with reference to the accompanying drawings and the detailed description of the present invention. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and clearly aiding in the description of the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.
As shown in fig. 1 to 3, the flange spline shaft hobbing device of the present embodiment includes a machine head frame 1, the machine head frame 1 is rotatably connected to a spindle 2, the spindle 2 is connected to a driving motor 3 through a synchronous belt 31, the lower end of the spindle 2 is connected to a driving gear 21, the machine head frame 1 is located at the lower end of the spindle 2 and is connected to a hobbing head bending plate 4, the hobbing head bending plate 4 includes a bottom plate 41 connected to the machine head frame 1 and an outwardly extending mounting plate 42, a tool shaft 5 is rotatably connected to the mounting plate 42, the tool shaft 5 is connected to a driven gear 51, the driven gear 51 is connected to the driving gear 21, the tool shaft 5 is connected to a hob 6, the lower end of the tool shaft 5 is further rotatably connected to a lower support plate 7, and the lower support plate 7 is connected to the machine head frame 1.
The distance between the outermost end of the mounting plate 42 and the machine tool headstock 1 is larger than the difference value obtained by subtracting the radius of the spline shaft of the flange spline shaft from the radius of the flange spline shaft, so that the flange of the machined workpiece is prevented from touching the machine tool headstock 1.
The distance from the central axis of the cutter shaft 5 to the side face of the mounting plate 42 close to one side of the flange spline shaft is smaller than the distance from the end, closest to the flange, of the spline shaft to the end face of the inner side of the flange, so that the mounting plate 42 can not touch the flange even when the hob 6 is processed to the end, closest to the flange, of the spline shaft, and the spline shaft can be processed at one time.
The mounting plate 42 is further rotatably connected with an intermediate gear 8, the intermediate gear 8 is respectively meshed with the driving gear 21 and the driven gear 51, the driving gear 21 and the driven gear 51 can be in the same rotating direction through transitional connection of the intermediate gear 8, the center distance between the driving gear 21 and the driven gear 51 can be increased through mounting the intermediate gear 8, so that the distance between the hob 6 and the machine tool headstock 1 is prolonged, the machine tool headstock 1 cannot be in contact collision with a flange during machining, in addition, the teeth numbers of the driving gear 21 and the driven gear 51 are the same, the transmission ratio of the driving gear 21 and the driven gear 51 is 1, the main shaft 2 adopts the shaft of the original hob 6 of the original spline milling, the rotating speeds and the rotating directions of the main shaft 2 and the tool shaft 5 are kept consistent through the matching of the driving gear 21, the intermediate gear 8 and the driven gear 51, and the hobbing effect of the flange spline shaft hobbing device of the embodiment is kept consistent with the hobbing effect of the original spline milling.
The upper end of the cutter shaft 5 is connected with the mounting plate 42 through two tapered roller bearings, and the lower end of the cutter shaft 5 is connected with the lower supporting plate 7 through one tapered roller bearing, so that the cutter shaft 5 has good bearing capacity and good stability.
When the flange spline shaft hobbing device of the embodiment is used, a machined workpiece is fixed through a machine tool, then the driving motor 3 is started, the synchronous belt 31 drives the main shaft 2 to rotate, the main shaft 2 rotates to drive the cutter shaft 5 to rotate through the meshed driving gear 21, the intermediate gear 8 and the driven gear 51, the cutter shaft 5 rotates to drive the hobbing cutter 6 fixedly connected with the cutter shaft to rotate, then the machine tool drives the machined workpiece to be close to the hobbing cutter 6, the hobbing cutter 6 is in contact with a cylindrical section of the machined workpiece, the machined workpiece is driven to rotate, hobbing operation can be carried out through the hobbing cutter 6, splines are machined on the cylindrical section of the machined workpiece, and the machine tool also drives the machined workpiece to axially move along the axis of the cylindrical section in the machining process, complete splines can be machined on the cylindrical section of the machined workpiece, and a spline shaft is formed.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which shall all fall within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides a flange integral key shaft hobbing device which characterized in that: including the lathe headstock, the lathe headstock rotates and connects the main shaft, driving motor is connected to the main shaft, the driving gear is connected to the main shaft lower extreme, the lathe headstock is located the main shaft lower extreme and connects the first bent plate of hobbing, the first bent plate of hobbing is including the bottom plate of connecting the lathe headstock and the mounting panel that outwards extends, rotate on the mounting panel and connect the cutter axle, the epaxial driven gear that connects of cutter, driven gear and driving gear connection, the epaxial hobbing cutter that connects of cutter, cutter axle lower extreme still rotates and connects the bottom suspension fagging, the bottom suspension fagging is connected with the lathe headstock.
2. The flange spline shaft hobbing apparatus of claim 1, wherein: the distance between the outermost end of the mounting plate and the machine tool headstock is larger than the difference value of the flange radius of the flange spline shaft minus the spline shaft radius of the flange spline shaft.
3. The flange spline shaft hobbing apparatus of claim 1, wherein: the distance from the central axis of the cutter shaft to the side face, close to the flange, of one side of the flange spline shaft of the mounting plate is smaller than the distance from one end, closest to the flange, of the spline shaft to the end face of the inner side of the flange.
4. The flange spline shaft hobbing apparatus of claim 1, wherein: still rotate on the mounting panel and connect intermediate gear, intermediate gear meshes respectively and connects driving gear and driven gear.
5. The flange spline shaft hobbing of claim 4, wherein: the number of teeth of the driving gear is the same as that of the driven gear.
6. The flange spline shaft hobbing apparatus of claim 1, wherein: the main shaft is connected with a driving motor through a synchronous belt.
7. The flange spline shaft hobbing apparatus of claim 1, wherein: the upper end of the cutter shaft is connected with the mounting plate through two tapered roller bearings, and the lower end of the cutter shaft is connected with the lower supporting plate through one tapered roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222287680.2U CN218135208U (en) | 2022-08-29 | 2022-08-29 | Flange spline shaft hobbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222287680.2U CN218135208U (en) | 2022-08-29 | 2022-08-29 | Flange spline shaft hobbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218135208U true CN218135208U (en) | 2022-12-27 |
Family
ID=84556243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222287680.2U Active CN218135208U (en) | 2022-08-29 | 2022-08-29 | Flange spline shaft hobbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218135208U (en) |
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2022
- 2022-08-29 CN CN202222287680.2U patent/CN218135208U/en active Active
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