CN113427087A - Automatic feeding mechanism of precision gear hobbing machine and rough and fine gear hobbing judgment method - Google Patents
Automatic feeding mechanism of precision gear hobbing machine and rough and fine gear hobbing judgment method Download PDFInfo
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- CN113427087A CN113427087A CN202110710792.1A CN202110710792A CN113427087A CN 113427087 A CN113427087 A CN 113427087A CN 202110710792 A CN202110710792 A CN 202110710792A CN 113427087 A CN113427087 A CN 113427087A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 45
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000003754 machining Methods 0.000 claims description 47
- 230000008676 import Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000007599 discharging Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/04—Loading or unloading arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
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Abstract
本发明公开了一种精密滚齿机自动上料机构，属于滚齿机技术领域，包括夹爪、检测机构和输送装置，主夹爪、检测组件设置在滚齿机主体内，主体内还设有用于加工滚齿的加工部。夹爪可移动设置在主体上，检测组件位于加工部一侧，检测组件用于读取待加工滚齿的加工信息并将信息反馈到该加工设备的控制台。输送装置包括机架和输送链，机架设置在主体一侧且与主体连接，输送链安装在机架上，输送链上设有多个滚齿安装位，输送链将滚齿从主体外送入主体内进行加工。该机构可对待加工的滚齿进行检测，防止已经精加工过的滚齿被再次加工，可以提升大批量滚齿加工生产效率。另外本发明还提供了利用该机构判断粗、精滚齿的方法。
The invention discloses an automatic feeding mechanism for a precision gear hobbing machine, which belongs to the technical field of gear hobbing machines, and comprises a clamping jaw, a detection mechanism and a conveying device. processing department. The clamping jaw is movably arranged on the main body, and the detection component is located on one side of the processing part, and the detection component is used to read the processing information of the gear hobbing to be processed and feed back the information to the console of the processing equipment. The conveying device includes a frame and a conveying chain. The frame is arranged on one side of the main body and is connected to the main body. The conveying chain is installed on the frame. The conveying chain is provided with a plurality of gear hobbing installation positions. The conveying chain sends the gear hobbing from the main body. into the main body for processing. The mechanism can detect the gear hobbing to be processed, prevent the gear hobbing that has been finished from being processed again, and can improve the production efficiency of large-scale gear hobbing. In addition, the invention also provides a method for judging rough and fine hobbing by using the mechanism.
Description
Technical Field
The invention relates to the technical field of hobbing machines, in particular to an automatic feeding mechanism of a precision hobbing machine and a rough hobbing and fine hobbing judgment method.
Background
Common types of automotive steering gear are rack and pinion, worm crank pin and recirculating ball. A rack and pinion steering gear is one of the most common steering gears. The basic structure is a pair of pinion and rack gears which mesh with each other. When the steering shaft drives the pinion to rotate, the rack makes linear motion. Sometimes, the steering wheel can be steered by directly driving the tie rod by the rack. This is therefore the simplest steering gear. Its advantages are simple structure, low cost, flexible steering, small size, and direct drive of tie rod.
The gear hobbing machine is the most widely used machine tool in gear processing machines, and can be used for cutting straight gears and helical gears, and can also be used for processing worm gears, chain wheels and the like. A gear processing machine for processing straight teeth, helical teeth, herringbone cylindrical gears and worm gears by a hob according to a generating method. At present, in order to improve the production efficiency of the gear hobbing machine, most of the gear hobbing machines are provided with an independent automatic feeding and discharging device, and automatic feeding and discharging of the processed gears are realized. However, in a gear production factory, rough machining and finish machining gear hobbing are often mixed together, and the existing feeding and discharging device cannot distinguish rough machining gear hobbing from finish machining gear hobbing, so that finish machining gear hobbing can be often put into a gear hobbing machine again for machining, the gear hobbing machining time can be prolonged, the gear hobbing production cost is improved, the gear quality is even influenced, and the gear production yield is reduced.
Disclosure of Invention
The invention aims to provide an automatic feeding mechanism of a precision hobbing machine, which can detect the hobbing to be processed, prevent the machined hobbing from being processed again and improve the production efficiency of large-batch hobbing.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a precision gear hobbing machine automatic feeding mechanism, includes:
the clamping jaw and the detection assembly are arranged in a main body of the precision hobbing machine, a machining part for machining hobbing is further arranged in the main body, the clamping jaw is movably arranged on the main body, the detection assembly is located on one side of the machining part, and the detection assembly is used for reading machining information of the hobbing to be machined and feeding the information back to a control console of the hobbing machine;
the conveying device comprises a frame and a conveying chain, the frame is arranged on one side of the main body and connected with the main body, the conveying chain is installed on the frame, a plurality of hobbing installation positions are arranged on the conveying chain, and the conveying chain conveys the hobbing from the outside of the main body into the main body for processing.
In a preferred technical scheme of the present invention, the detection assembly includes a mounting base, a lifting device and information reading equipment, the mounting base is fixed on the main body, the lifting device is mounted on the mounting base, the information reading equipment is mounted on the lifting device and driven by the lifting device to move up and down, and the information reading equipment is arranged toward the processing portion.
In a preferred technical solution of the present invention, the information reading device is a barcode scanner.
In a preferred technical scheme of the invention, the main body is also internally provided with a pair of tooth detection equipment, and the pair of tooth detection equipment is arranged close to the processing part.
In a preferred technical scheme of the invention, a guide device is installed in the main body, the guide device comprises a guide rail and a sliding block, the guide rail is horizontally arranged between the processing part and the conveying chain, the sliding block is arranged on the guide rail in a sliding manner, and the clamping jaw is arranged on the sliding block.
In a preferred technical scheme of the invention, the clamping jaw comprises a clamping part and a rotating assembly, the rotating assembly is mounted on the sliding block, the rotating assembly comprises a base and an adapter, the base is mounted on the sliding block, the adapter is mounted on the base, the adapter can rotate 180 degrees on a vertical plane, and the clamping part is mounted on the adapter.
In a preferred technical scheme of the invention, the conveying chain is annularly arranged on a horizontal plane, an opening for the conveying chain to pass through is formed in one side of the main body, which is connected with the rack, and one end of the annular conveying chain extends into the main body through the opening.
In a preferred technical scheme of the invention, a guide mechanism is arranged at one end of the rack close to the main body, and the guide mechanism is arranged above the conveying chain and used for adjusting the arrangement angle of the hobbing.
In a preferred technical solution of the present invention, the console is mounted on the rack, and the console includes an operation panel box, and a PLC controller is mounted in the operation panel box.
The method for judging the rough hobbing and the fine hobbing is completed by adopting the automatic feeding mechanism of the precision hobbing machine and comprises the following specific steps:
1) printing two-dimensional codes on the roughly machined hobbing, wherein the two-dimensional codes record machining information of the hobbing, and each two-dimensional code corresponds to the machining information of one hobbing;
2) importing the two-dimensional code information of the hobbing in the step 1 into the console, and establishing a hobbing database;
3) scanning code detection is carried out on the gear hobbing to be processed sent into the main body, and the obtained data is compared with the data of a processing database;
4) according to the comparison result of the step, when the information record of the gear to be machined does not exist in the machining database, the gear is judged to be rough gear, and the rough gear is sent into the main body for finish machining; and when the information record of the gear to be machined exists in the machining database, judging that the gear is a fine gear, and directly sending the fine gear out of the main body.
The invention has the beneficial effects that:
the automatic feeding mechanism of the precision hobbing machine comprises the clamping jaw, the detection assembly and the conveying device, wherein the clamping jaw and the detection assembly are arranged in the main body, and the conveying device is arranged on one side of the main body, so that hobbing to be processed can be quickly and efficiently fed into the main body for finish machining, automatic feeding and discharging of the processing hobbing are realized, the labor intensity of workers is greatly reduced, and the hobbing processing efficiency is improved. The detection component detects the gear hobbing sent into the main body and feeds back detection information to the console. When the detected hobbing information is not subjected to finish machining, the clamping jaw puts the hobbing on the machining part for finish machining; when the detected hobbing information is subjected to finish machining, the clamping jaw puts the hobbing back to the conveying chain, and the hobbing is sent out of the main body by the conveying chain, so that repeated machining is avoided, the machining time of the whole batch of hobbing is saved, the production efficiency is improved, and the production cost of the hobbing is reduced.
Drawings
FIG. 1 is a schematic structural view of an automatic feeding structure of a precision hobbing machine provided by the invention mounted on the hobbing machine;
FIG. 2 is a schematic structural diagram of a detection assembly provided in the present invention;
FIG. 3 is a schematic structural view of a clamping jaw provided by the invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is an enlarged view of a portion of FIG. 1 at B;
fig. 6 is a schematic structural view of the guide mechanism provided by the present invention installed in cooperation with a conveying chain.
Reference numerals:
1. a main body; 2. a conveying device; 3. a console; 4. a tooth-aligning detection device; 5. a guide mechanism; 11. a detection component; 12. a clamping jaw; 13. a processing section; 14. a guide device; 21. a frame; 22. a conveyor chain; 111. a mounting seat; 112. a lifting device; 113. an information reading device; 121. a rotating assembly; 122. a clamping portion; 141. a guide rail; 142. a slider; 221. a hobbing mounting position; 1211. a base; 1212. and (6) an adapter.
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 rear … … are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship, motion, and the like between the components in a specific posture as shown in the drawings, 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.
As shown in fig. 1 to 6, an automatic feeding mechanism of a precision gear hobbing machine includes:
clamping jaw 12 and detection component 11, clamping jaw 12 with detection component 11 sets up in the main part 1 of gear hobbing machine, still be equipped with the processing portion 13 that is used for processing the hobbing in the main part 1, processing portion 13 is located in the main part 1, clamping jaw 12 is portable to be set up on the main part 1, detection component 11 is located processing portion 13 one side, detection component 11 is used for reading the processing information of waiting to process the hobbing and feeds back information to this processing equipment's control cabinet 3. Further, the detection assembly 11 includes a mounting base 111, a lifting device 112 and an information reading device 113, the mounting base 111 is fixed on the main body 1, the lifting device 112 is installed on the mounting base 111, the information reading device 113 is installed on the lifting device 112 and is driven by the lifting device 112 to move up and down, and the information reading device 113 is disposed towards the processing portion 13. Further, the information reading device 113 is a barcode scanner. The lifting and lowering means 112 controls the information reading apparatus 113 to move up and down in the main body 1 so that the information reading apparatus 113 can better read information on the hob. More specifically, the information on the hobbing is a two-dimensional code, the information reading device 113 is a two-dimensional code scanner, and the information reading device 113 is electrically connected with the console 3 of the processing device.
Conveyor 2, conveyor 2 includes frame 21 and conveying chain 22, frame 21 sets up main part 1 one side and with main part 1 is connected, conveying chain 22 is installed on the frame 21, be equipped with a plurality of hobbing mounting positions 221 on the conveying chain 22, conveying chain 22 will the hobbing follow main part 1 is sent into outward processing in the main part 1.
Foretell precision gear hobbing machine automatic feeding mechanism, including clamping jaw 1, determine module 11 and conveyor 2, conveyor 2 sets up in one side of main part 1, can send into main part 1 with the gear hobbing high efficiency of treating processing and carry out the finish machining, realizes the automatic unloading of going up of processing gear hobbing, has alleviateed workman's intensity of labour greatly, improves gear hobbing machining efficiency. The detection unit 11 detects the gear hobbing fed into the main body 1 and feeds back detection information to the console 3. When the detected hobbing information is not finished, the clamping jaw 12 puts the hobbing on the processing part 13 for finish machining; when the detected hobbing information is subjected to finish machining, the clamping jaw 12 puts the hobbing back to the conveying chain 22, and the conveying chain 22 sends the hobbing back to the main body 1, so that repeated machining is avoided, the machining time of the whole batch of hobbing is saved, the production efficiency is improved, and the production cost of the hobbing is reduced.
More specifically, a two-dimensional code is printed at the bottom of the roughly machined hobbing, and the two-dimensional code contains machining information of the hobbing, namely the two-dimensional code is an identification code of a single hobbing and is similar to personal identification information, and different two-dimensional codes correspond to different hobbing information. If the hobbing printed with the two-dimensional code information enters the finish machining equipment for the first time for machining, the related information of the hobbing cannot be recorded in the console 3 of the finish machining equipment, and after the machining is finished, the console 3 records the related information and stores the corresponding hobbing information in the database as an information node. Therefore, even if the finished gear hobbing and the unfinished gear hobbing are mixed and put into the machining equipment, after the detection assembly 11 detects the two-dimensional code information of the bottom of the gear hobbing, the clamping jaw 12 can directly put the finished gear hobbing back to the conveying chain 22 to avoid machining again.
Further, a tooth aligning detection device 4 is further installed in the main body 1, and the tooth aligning detection device 4 is arranged close to the processing portion 13. The gear pair detection device 4 adopts an infrared or laser detection device, and the gear pair detection device 4 is used for detecting the working condition of a hobbing processing surface and the tooth profile error of the gear.
Further, a guide device 14 is installed in the main body 1, the guide device 14 includes a guide rail 141 and a slider 142, the guide rail 141 is horizontally disposed between the processing portion 13 and the conveying chain 22, the slider 142 is slidably disposed on the guide rail 141, and the clamping jaw 12 is disposed on the slider 142. The guide device 14 is used for moving the clamping jaw 12, the clamping jaw 12 is mounted on the sliding block 142, and rapid movement can be realized, and the sliding block 142 can be a pneumatic sliding block 142 or an electric sliding block 142.
Further, the clamping jaw 12 includes a clamping portion 122 and a rotating assembly 121, the rotating assembly 121 is mounted on the slider 142, the rotating assembly 121 includes a base 1211 and an adapter 1212, the base 1211 is mounted on the slider 142, the adapter 1212 is mounted on the base 1211, the adapter 1212 can rotate 180 ° on a vertical plane, and the clamping portion 122 is mounted on the adapter 1212. The adapter 1212 rotates on the base 1211, so that the installation angle of the clamping portion 122 can be adjusted, and the clamping portion 122 is used for clamping hobbing. More specifically, the clamping portion 122 and the adapter 1212 are electrically controlled, and the electrically controlled clamping and the rotation of the adapter 1212 are well known to those skilled in the art, so that the control process thereof will not be described in detail herein.
Further, the conveying chain 22 is annularly arranged on a horizontal plane, an opening through which the conveying chain 22 passes is formed in one side of the main body 1 connected with the rack 21, and one end of the annular conveying chain 22 extends into the main body 1 through the opening. The endless conveyor chain 22 may convey the gear hobbing, or may convey the machined gear hobbing out, that is, the gear hobbing to be machined enters the main body 1 from one side of the endless conveyor chain 22 to realize feeding, and the machined gear hobbing is discharged from the other side of the endless conveyor chain 22. The two processes of feeding and blanking cannot interfere with each other, and the machining efficiency of the gear hobbing can be improved.
Further, a guide mechanism 5 is installed at one end, close to the main body 1, of the rack 21, and the guide mechanism 5 is arranged above the conveying chain 22 and used for adjusting the gear hobbing placement angle. The guide mechanism 5 is shaped like 'Jiong', and the guide mechanism 5 spans on the left and right sides of the conveying chain 22 entering the main body 1, so that the left and right inclination of the hobbing on the conveying chain 22 can be limited, and the subsequent clamping of the clamping jaw 12 is facilitated.
Further, the console 3 is installed on the rack 21, the console 3 includes an operation panel box, and a PLC controller is installed in the operation panel box. Use the intelligent control of PLC controller in order to realize this equipment, provide the accuracy that the gear hobbing processing was judged, raise the efficiency, reduce gear hobbing manufacturing cost.
The method for judging the rough hobbing and the fine hobbing is completed by adopting the automatic feeding mechanism of the precision hobbing machine and comprises the following specific steps:
1) printing two-dimensional codes on the roughly machined hobbing, wherein the two-dimensional codes record machining information of the hobbing, and each two-dimensional code corresponds to the machining information of one hobbing;
2) importing the two-dimensional code information of the gear hobbing in the step 1 into the console 3, and establishing a gear hobbing database;
3) code scanning detection is carried out on the gear hobbing to be processed sent into the main body 1, and the obtained data is compared with the data of a processing database;
4) according to the comparison result of the step (3), when the information record of the gear hobbing to be machined does not exist in the machining database, the gear hobbing is judged to be coarse gear hobbing, and the coarse gear hobbing is sent into the main body 1 for fine machining; and when the information record of the gear hobbing to be processed exists in the processing database, judging that the gear hobbing is fine gear hobbing, and directly sending the fine gear hobbing out of the main body 1.
It should be noted that, in the actual process of finish hobbing, finish machining quality detection needs to be performed on the hobbing subjected to finish machining in the step (4), and if the detection result reaches the standard, the hobbing is sent out of the main body; and if the detection result does not reach the standard, performing finish machining on the hobbing again until the detection result reaches the standard. The detection method is performed by using an inductor, namely, the detection of the gear in the hobbing process is the prior art, and therefore, the details are not repeated herein.
By utilizing the method, the rough hobbing and the fine hobbing to be carried out are judged, the hobbing which is qualified after fine machining can be prevented from being machined again, on one hand, the time for batch production of hobbing can be saved, and on the other hand, the condition that the quality is not good due to too many times of machining of the hobbing is prevented.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710792.1A CN113427087B (en) | 2021-06-25 | 2021-06-25 | An automatic feeding mechanism for precision gear hobbing machine and a method for judging rough and fine gear hobbing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710792.1A CN113427087B (en) | 2021-06-25 | 2021-06-25 | An automatic feeding mechanism for precision gear hobbing machine and a method for judging rough and fine gear hobbing |
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| Publication Number | Publication Date |
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| CN113427087A true CN113427087A (en) | 2021-09-24 |
| CN113427087B CN113427087B (en) | 2024-12-24 |
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| CN212144830U (en) * | 2020-04-16 | 2020-12-15 | 无锡江南奕帆电力传动科技股份有限公司 | Automatic feeding and discharging mechanism of gear hobbing machine tool |
| CN213163477U (en) * | 2020-08-21 | 2021-05-11 | 浙江越达传动有限公司 | Feeding device of gear hobbing machine |
| CN215746857U (en) * | 2021-06-25 | 2022-02-08 | 日立安斯泰莫底盘系统(广州)有限公司 | Automatic feeding mechanism of precision gear hobbing machine |
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2021
- 2021-06-25 CN CN202110710792.1A patent/CN113427087B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080015560A (en) * | 2006-08-16 | 2008-02-20 | 현대자동차주식회사 | Precision Synchronous Control Structure of Hobbing Machine |
| CN108212809A (en) * | 2018-01-18 | 2018-06-29 | 温州职业技术学院 | High intensity flange detection device |
| CN208680539U (en) * | 2018-08-20 | 2019-04-02 | 宁波市智能制造产业研究院 | A kind of target automation processing detection production line |
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| CN215746857U (en) * | 2021-06-25 | 2022-02-08 | 日立安斯泰莫底盘系统(广州)有限公司 | Automatic feeding mechanism of precision gear hobbing machine |
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| CN113427087B (en) | 2024-12-24 |
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