CN210290654U - Disposable cold heading forming gear - Google Patents
Disposable cold heading forming gear Download PDFInfo
- Publication number
- CN210290654U CN210290654U CN201920969848.3U CN201920969848U CN210290654U CN 210290654 U CN210290654 U CN 210290654U CN 201920969848 U CN201920969848 U CN 201920969848U CN 210290654 U CN210290654 U CN 210290654U
- Authority
- CN
- China
- Prior art keywords
- gear
- rack
- connecting rod
- tooth
- core bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Gears, Cams (AREA)
Abstract
The utility model discloses a disposable cold-heading forming gear, including connecting rod and core bar, a connecting rod lateral wall middle part is provided with the core bar, be provided with the rack on the peripheral lateral wall of core bar, be provided with the flank of tooth on the rack both sides wall, the shaping has the tooth's socket between the rack. Has the advantages that: the utility model discloses an adopt rack and flank of tooth that once cold-heading forming process made, not only improved the utilization ratio of used material and the production efficiency of gear in the gear machining process, the manufacturing procedure of gear has been simplified, production cost has been saved, make rack plasticity and intensity of this gear better moreover, the life of this gear is provided, design through connecting rod and core bar, the rigidity of gear in the manufacturing process has been improved, make the precision of gear in the course of working obtain the guarantee, and then the quality of the manufacturing of gear has been improved.
Description
Technical Field
The utility model relates to a gear machining technical field, concretely relates to disposable cold-heading forming gear.
Background
Most mechanical parts on the market need gear transmission, the size of the mechanical watch is as large as that of a ship and an airplane, the gear refers to a mechanical element with a rim continuously meshed with the gear to transmit motion and power, and the gear is applied to the transmission for a long time. At the end of the 19 th century, the principle of generating the cutting method and the successive appearance of special machine tools and cutters for cutting teeth by using the principle pay attention to the running stability of gears along with the development of production.
However, the existing gear is mainly manufactured through a series of processes such as numerical control turning, gear hobbing and gear milling, the manufacturing process is complicated, the cost is high, the material utilization rate is low, the strength and the plasticity of the gear are poor, the service life of the gear is short, secondly, the design of few supporting structures on the existing gear ensures that the rigidity of the gear cannot be guaranteed in the machining process, the gear machining quality is further reduced, and therefore the existing problem is solved by urgently needing a one-time cold heading forming gear.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, the one-time cold heading forming gear is provided, and the problems that the existing gear is mainly manufactured through a series of procedures such as numerical control turning, gear hobbing and gear milling, the manufacturing procedures are complex, the cost is high, the material utilization rate is low, the strength and the plasticity of the gear are poor, the service life of the gear is short, and the existing gear is provided with few supporting structures, so that the rigidity of the gear cannot be guaranteed in the machining process, and the machining quality of the gear is reduced are solved.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a disposable cold-heading forming gear, including connecting rod and core bar, a connecting rod lateral wall middle part is provided with the core bar, be provided with the rack on the peripheral lateral wall of core bar, be provided with the flank of tooth on the rack both sides wall, the shaping has the tooth's socket between the rack.
Further, the core rod is molded on the connecting rod.
By adopting the technical scheme, the rigidity of the gear in the manufacturing process is improved by the design of the core rod, so that the precision of the gear in the manufacturing process is guaranteed.
Further, the rack is molded on the core bar and the connecting rod.
By adopting the technical scheme, the rack is a main structure for realizing the rotation of the gear.
Furthermore, the tooth surface is formed on the rack, and the tooth surface is of a smooth arc structure.
By adopting the technical scheme, the gear is not easy to generate the phenomena of tooth surface abrasion and tooth surface gluing in the transmission process through the design of the smooth arc-shaped tooth surface.
Furthermore, the rack is made by adopting a one-time cold heading forming process, and the length of the rack is the same as that of the core rod.
By adopting the technical scheme, the utilization rate of materials used in the gear machining process and the production efficiency of the gear are improved, the manufacturing process of the gear is simplified, the production cost is saved, the rack plasticity and the strength of the gear are better, and the service life of the gear is prolonged.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. in order to solve the problems that the existing gear is mainly manufactured through a series of processes such as numerical control turning, gear hobbing, gear milling and the like, the manufacturing process is complicated, the cost is high, the material utilization rate is low, the strength and the plasticity of the gear are poor, and the service life of the gear is short, the utility model discloses a rack and a tooth surface which are manufactured by adopting a one-step cold heading forming process not only improve the utilization rate of materials used in the gear processing process and the production efficiency of the gear, simplify the manufacturing process of the gear, save the production cost, but also ensure that the rack plasticity and the strength of the gear are better, and prolong the service life of the gear;
2. but few bearing structure's design on for solving current gear for gear rigidity can not be ensured in the course of working, and then reduces the problem of gear processingquality, the utility model discloses a design of connecting rod and core bar has improved the rigidity of gear in manufacturing process, makes the precision of gear in the course of working obtain the guarantee, and then has improved the quality of the manufacturing of gear.
Drawings
FIG. 1 is a schematic structural view of a disposable cold heading formed gear according to the present invention;
fig. 2 is a bottom view of the disposable cold heading forming gear of the utility model.
The reference numerals are explained below:
1. a connecting rod; 2. a tooth socket; 3. a tooth surface; 4. a rack; 5. a core rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, the one-time cold heading forming gear comprises a connecting rod 1 and a core rod 5, wherein the core rod 5 is arranged in the middle of one side wall of the connecting rod 1, racks 4 are arranged on the peripheral side wall of the core rod 5, tooth surfaces 3 are arranged on two side walls of the racks 4, and tooth grooves 2 are formed between the racks 4.
As shown in fig. 1 and 2, the core bar 5 is molded on the connecting rod 1, and the design of the core bar 5 improves the rigidity of the gear in the manufacturing process, so that the precision of the gear in the manufacturing process is guaranteed.
As shown in fig. 1 and 2, a rack 4 is formed on the core rod 5 and the connecting rod 1, and the rack 4 is a main structure for realizing the rotation of the gear.
As shown in fig. 1 and 2, the tooth surface 3 is formed on the rack 4, the tooth surface 3 adopts a smooth arc structure, and the tooth surface 3 is designed by the smooth arc structure, so that the gear is not easy to generate the phenomena of tooth surface abrasion and tooth surface gluing in the transmission process.
As shown in fig. 1 and 2, the rack 4 is made by adopting a one-step cold heading forming process, and the length of the rack 4 is the same as that of the core rod 5, so that the utilization rate of materials used in the gear machining process and the production efficiency of the gear are improved, the manufacturing procedure of the gear is simplified, the production cost is saved, the plasticity and the strength of the rack 4 of the gear are better, and the service life of the gear is prolonged.
The utility model provides a working principle of disposable cold-heading forming gear: when the gear is used, the gear is firstly installed on a power component through the connecting rod 1, and the rack 4 on the gear is meshed with an external transmission component, so that the normal use of the gear can be realized, the rack 4 and the tooth surface 3 which are manufactured by adopting a one-step cold heading forming process not only improve the utilization rate of materials used in the gear machining process and the production efficiency of the gear, simplify the manufacturing process of the gear and save the production cost, but also ensure that the plasticity and the strength of the rack 4 of the gear are better and prolong the service life of the gear, and through the design of the connecting rod 1 and the core rod 5, the rigidity of the gear in the manufacturing process is improved, the precision of the gear in the machining process is ensured, and the manufacturing quality of the gear is improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (5)
1. The utility model provides a disposable cold-heading shaping gear which characterized in that: the tooth-surface-tooth-shaped connecting rod comprises a connecting rod (1) and a core rod (5), wherein the core rod (5) is arranged in the middle of one side wall of the connecting rod (1), racks (4) are arranged on the peripheral side wall of the core rod (5), tooth surfaces (3) are arranged on two side walls of the racks (4), and tooth grooves (2) are formed between the racks (4).
2. The one-time cold-heading formed gear according to claim 1, wherein: the core rod (5) is formed on the connecting rod (1).
3. The one-time cold-heading formed gear according to claim 1, wherein: the rack (4) is formed on the core rod (5) and the connecting rod (1).
4. The one-time cold-heading formed gear according to claim 1, wherein: the tooth surface (3) is formed on the rack (4), and the tooth surface (3) adopts a smooth arc-shaped structure.
5. The one-time cold-heading formed gear according to claim 1, wherein: the rack (4) is manufactured by adopting a one-step cold heading forming process, and the length of the rack (4) is the same as that of the core rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920969848.3U CN210290654U (en) | 2019-06-26 | 2019-06-26 | Disposable cold heading forming gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920969848.3U CN210290654U (en) | 2019-06-26 | 2019-06-26 | Disposable cold heading forming gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210290654U true CN210290654U (en) | 2020-04-10 |
Family
ID=70098755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920969848.3U Active CN210290654U (en) | 2019-06-26 | 2019-06-26 | Disposable cold heading forming gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210290654U (en) |
-
2019
- 2019-06-26 CN CN201920969848.3U patent/CN210290654U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202629000U (en) | Duplicate gear of electric forklift reducer | |
| CN101975264A (en) | Involute arc tooth profile bevel gear and meshing pair thereof | |
| CN210290654U (en) | Disposable cold heading forming gear | |
| CN203362880U (en) | Automobile synchronous ring | |
| CN203035890U (en) | Novel gear clearance eliminating mechanism | |
| CN203556967U (en) | Assembled taper-shank slotting cutter | |
| CN208858880U (en) | A kind of positioning gear assembly | |
| CN218747409U (en) | Split type crown of ratchet spanner | |
| CN202639547U (en) | Double-contact hobbing cutter | |
| CN202212641U (en) | Secondary broaching large-diameter machining tool for inner ring gear of synchronizer | |
| CN214109087U (en) | Rack double-head milling machine | |
| CN202239969U (en) | Incorporating-tooth bowl-like pinion cutter | |
| CN210830326U (en) | Bevel gear set | |
| CN202174298U (en) | Finish machining cutter for machining torus worm wheels | |
| CN203956245U (en) | One is rolled slotting tool | |
| CN201906897U (en) | Ring-shaped rack hobbing cutter | |
| CN203031275U (en) | Driving gear box support for large machine tool | |
| CN202804379U (en) | Taper-shank slotting cutter | |
| CN201728441U (en) | Cutter for processing excircle threads | |
| RU103771U1 (en) | WORM TYPE TOOL FOR CLEAN PROCESSING OF GEARS | |
| CN207373246U (en) | A kind of multiple tube production cutter device | |
| CN105382285A (en) | Shifting yoke lever machining tool | |
| CN211343930U (en) | Gear with long service life | |
| CN207864565U (en) | A kind of Novel transmission gear | |
| CN202212640U (en) | Secondary broaching tool for inner ring gear step tooth of synchronizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |