CN112338294A - Online deburring device for gear hobbing machine - Google Patents
Online deburring device for gear hobbing machine Download PDFInfo
- Publication number
- CN112338294A CN112338294A CN202011065231.2A CN202011065231A CN112338294A CN 112338294 A CN112338294 A CN 112338294A CN 202011065231 A CN202011065231 A CN 202011065231A CN 112338294 A CN112338294 A CN 112338294A
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- CN
- China
- Prior art keywords
- deburring
- sleeve
- positioning
- gear hobbing
- positioning assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F19/00—Finishing gear teeth by other tools than those used for manufacturing gear teeth
-
- 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
Abstract
An online deburring device used in a gear hobbing machine comprises a machine tool base, wherein a part positioning assembly is arranged on the machine tool base, a supporting rod is arranged on the part positioning assembly, and the supporting rod is used for supporting the end part of a part; a deburring sleeve is sleeved outside the part positioning assembly, a through hole for the abutting rod to pass through is formed in the deburring sleeve, and a turning head is arranged at the position of the through hole and used for deburring the end part of the part; the deburring device further comprises a positioning assembly, and the positioning assembly is used for positioning the deburring sleeve. In this application, through the improvement to structure on the gear hobbing machine, can carry out online burring, promptly: in the process of hobbing of parts, the deburring operation can be carried out simultaneously, the process flow is shortened, the time is saved, and the deburring precision is greatly improved compared with the traditional deburring mode.
Description
Technical Field
The invention belongs to the field of gear hobbing machine equipment, and particularly relates to an online deburring device for a gear hobbing machine.
Background
The gear shaft type parts are widely used in the industrial field, and structurally, the gear shaft type parts generally include a shaft body and a rack provided on the shaft body. Gear shafts need to use a hobbing machine in the production and processing process, the hobbing machine clamps and fixes two ends of a shaft rod, the shaft rod rotates at a high speed, and meanwhile, a hobbing cutter is matched for processing.
In the gear hobbing process of the gear shaft type part, burrs are easily generated on the end face when the gear hobbing is finished and the cutter is withdrawn, and after the gear hobbing process is finished, the deburring operation is required, so that the process is complex, the manual participation degree is high, and the efficiency is low. In addition, for the section with chamfer and taper, in the deburring process, the traditional blade or grinding wheel can not meet the requirements of deburring and protecting the surface of the workpiece, so that the quality of the product after deburring is reduced.
In the prior art, an automatic deburring structure is also provided, but the deburring operation is also an independent process: and after the hobbing of the part is finished, extending a cutter on the machine tool to remove burrs. However, in this structure, the matching between the tapers of the tool and the end surface of the workpiece is poor, and the angle adjustment is required, so the device is complex and occupies a large space.
The present application thus provides further design and improvements to the hobber configuration based on some of the problems still present above.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the online deburring device for the hobbing machine, which achieves the online deburring effect in the part machining process through improving the traditional hobbing machine, does not damage deburring, and has high machining efficiency and high part quality.
In order to solve the above technical problems, the present invention is solved by the following technical solutions.
An online deburring device used in a gear hobbing machine comprises a machine tool base, wherein a part positioning assembly is arranged on the machine tool base, a supporting rod is arranged on the part positioning assembly, and the supporting rod is used for supporting the end part of a part; a deburring sleeve is sleeved outside the part positioning assembly, a through hole for the abutting rod to pass through is formed in the deburring sleeve, and a turning head is arranged at the position of the through hole and used for deburring the end part of the part; the deburring device further comprises a positioning assembly, and the positioning assembly is used for positioning the deburring sleeve.
The deburring device in the traditional gear hobbing machine can only carry out deburring operation after part machining is finished, and the device is complicated and has poor precision. In this application, through the improvement to structure on the gear hobbing machine, can carry out online burring, promptly: in the process of hobbing of parts, the deburring operation can be carried out simultaneously, the process flow is shortened, the time is saved, and the deburring precision is greatly improved compared with the traditional deburring mode. The online deburring device does not change the original part processing mode in this application, and high-speed rotation in the part process, deburring cover are because locating component's positioning action and unable synchronous rotation, and consequently the deburring operation of part tip is accomplished in the turning head emergence effect on part tip and the deburring cover, and is very convenient.
In a preferred embodiment, the positioning assembly comprises a positioning rod, one end of the positioning rod is fixed on the machine tool base, and the other end of the positioning rod is fixed on the deburring sleeve, so that the deburring sleeve cannot rotate.
In a preferred embodiment, a sliding groove is arranged at the connecting position of the positioning rod and the deburring sleeve, a positioning pin or a positioning block or a bolt is arranged in the sliding groove and fixed on the deburring sleeve, and the positioning pin or the positioning block or the bolt can slide in the sliding groove. The structure enables the deburring sleeve to be incapable of rotating and can be adjusted in a small range of the transverse position.
In a preferred embodiment, the side of the deburring sleeve facing the cutter head assembly is provided with a cut-out portion, which enables the deburring sleeve to be free from interference with the cutter head assembly during operation.
In a preferred embodiment, the turning head is an inverted cone-shaped turning head, and can be well matched with a conical end face of the end part of the part to complete the deburring operation.
In a preferred embodiment, the machine tool seat is provided with a driving motor.
In a preferred embodiment, the part positioning assembly is provided with an inner sleeve, and the deburring sleeve is sleeved on the inner sleeve; one end of the inner sleeve abuts against the elastic piece, in the structure, the deburring sleeve is coaxial with the abutting rod and the part shaft, the deburring precision is high, and the elastic force of the elastic piece enables the deburring sleeve to always abut against the end part of the part.
In a preferred embodiment, the inner sleeve is a ball bearing, and the elastic member is a spring; the deburring sleeve is arranged on the ball bearing, and the spring provides elastic force to enable the deburring sleeve to abut against the end part of the part.
Compared with the prior art, the invention has the following beneficial effects: the utility model provides an online burring device in gear hobbing machine, through the improvement to traditional gear hobbing machine, reduced whole volume greatly, reduce the process, raise the efficiency, can realize the function of the online burring in the part machining process, and harmless burring, processingquality is high.
Drawings
Fig. 1 is a first perspective view of an on-line deburring device according to the present invention.
Fig. 2 is an enlarged view of the area a in fig. 1.
Fig. 3 is a partially enlarged view of the deburring sheath omitted.
Fig. 4 is a second perspective view of the on-line deburring device of the present invention.
Fig. 5 is an enlarged view of the region B in fig. 4.
Fig. 6 is a first perspective view of the deburring sleeve of the present invention.
Fig. 7 is a second perspective view of the deburring sleeve of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The embodiments described below by referring to the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, are exemplary only for explaining the present invention, and are not construed as limiting the present invention.
In describing the present invention, it is to be understood that the terms: the terms center, longitudinal, lateral, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, and thus, should not be construed as limiting the present invention. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In describing the present invention, unless otherwise expressly specified or limited, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.
Referring to fig. 1 to 7, the online deburring device for the gear hobbing machine in the application comprises a machine tool base 1, wherein a driving motor 11 is arranged on the machine tool base 1, and a matched cutter head assembly 4 is arranged on one side of the machine tool base 1. A part positioning component is arranged on the machine tool seat 1, a resisting rod 15 is arranged on the part positioning component, and the resisting rod 15 is used for resisting the end part of the part 9; the part positioning assembly is characterized in that a deburring sleeve 2 is sleeved outside the part positioning assembly, a through hole for the abutting rod 15 to pass through is formed in the deburring sleeve 2, a turning head 23 is arranged at the position of the through hole, and the turning head 23 is used for deburring the end part of the part 9; the deburring device further comprises a positioning assembly, and the positioning assembly is used for positioning the deburring sleeve 2.
Specifically, in this application, locating component includes locating lever 3, locating lever 3's one end is fixed on machine tool stand 1, and the other end is fixed on burring cover 2, makes burring cover 2 unable rotation. A sliding groove 31 is arranged at the connecting position of the positioning rod 3 and the deburring sleeve 2, a positioning pin or a positioning block or a bolt is arranged in the sliding groove 31 and fixed on the deburring sleeve 2, and the positioning pin or the positioning block or the bolt can slide in the sliding groove 31. This structure makes it possible to adjust the lateral position within a small range while preventing the deburring sleeve 2 from rotating. Accordingly, a similar sliding groove structure may be provided at the connecting position of the positioning rod 3 and the machine tool seat 1.
In this application, deburring sleeve 2 is equipped with to cut open oral area 22 towards one side of tool bit subassembly 4, cut open oral area 22 and make during operation deburring sleeve 2 and tool bit subassembly 4 not take place to interfere. Preferably, in this application, turning head 23 for back taper turning head, can be fine with the cooperation of the toper terminal surface of part tip accomplish the burring operation.
In addition, in the application, an inner sleeve 13 is arranged on the part positioning assembly, the deburring sleeve 2 is sleeved on the inner sleeve 13, and the inner sleeve 13 can be a ball bearing; one end of the inner sleeve 13 abuts against the elastic piece 14, the elastic piece 14 can be a spring, in the structure, the deburring sleeve 2 is coaxial with the abutting rod 15 and the part shaft, the deburring precision is high, and the elastic force of the elastic piece 14 enables the deburring sleeve 2 to always abut against the end part of the part.
The online deburring device can be assembled on a conventional gear hobbing machine, and is very convenient.
In the traditional gear hobbing process of gear shaft parts, burrs are easily generated on the end face when the gear hobbing is finished and the cutter is withdrawn, and the processing requirements of workpieces are not met; the burrs of the conventional workpiece appear at the end face position, and the burrs are usually ground off by attaching a blade or a grinding wheel to the end face position and tightly adhering to the end face. However, the use of additional blades or grinding wheels for chamfered or tapered end faces has not met the need for both deburring and protecting the surface of the workpiece.
In the application, a special deburring device for gear shaft parts in the gear hobbing process is designed, and reverse machining is selected for gear hobbing; then, an inverted cone turning head matched with the end face taper of the part is manufactured, and the cut on one side prevents interference with the hob in the machining process. The device is connected with a bearing with a tip through a ball bearing and a spring (elastic part), and the device is fixed on a tailstock lathe body of a machine tool through a positioning rod 3.
In the machining process, the workpiece rotates along with the center of the main shaft, and the deburring device is fixed and is pre-tightened by the elastic part; when the gear hobbing generates burrs, the device can remove the burrs. Therefore, after the workpiece is machined, the deburring action can be completed. This has the following advantages: 1) the method can remove burrs generated in the process of processing the end face with taper or the inner concave face; 2) after the machining is finished, deburring is finished, and additional deburring processes are reduced; 3) the side surface clamping is not needed, and the central spindle is sleeved with the sleeve, so that the installation space is saved.
In this application, through the improvement to structure on the gear hobbing machine, can carry out online burring, and do not change original parts machining mode. The part in-process high-speed rotation, burring cover 2 can't rotate in step because locating component's positioning action, consequently the deburring operation of part tip is accomplished in part tip and the effect of turning head 23 on the burring cover 2, and is very convenient.
The invention provides the online deburring device for the hobbing machine, which greatly reduces the whole volume, reduces the working procedures and improves the efficiency through improving the traditional hobbing machine, can realize the online deburring function in the part machining process, does not damage deburring and has high machining quality.
The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.
Claims (8)
1. The online deburring device for the gear hobbing machine comprises a machine tool base (1) and is characterized in that a part positioning assembly is arranged on the machine tool base (1), a supporting rod (15) is arranged on the part positioning assembly, and the supporting rod (15) is used for supporting the end part of a part (9);
the part positioning assembly is characterized in that a deburring sleeve (2) is sleeved outside the part positioning assembly, a through hole for a supporting rod (15) to pass through is formed in the deburring sleeve (2), a turning head (23) is arranged at the position of the through hole, and the turning head (23) is used for deburring the end part of a part (9);
the deburring device is characterized by further comprising a positioning assembly, wherein the positioning assembly is used for positioning the deburring sleeve (2).
2. The on-line deburring device for gear hobbing machines according to claim 1 characterized in that said positioning assembly comprises a positioning rod (3), one end of said positioning rod (3) being fixed on the machine base (1) and the other end being fixed on the deburring sleeve (2).
3. The on-line deburring device for gear hobbing machines as claimed in claim 2, characterized in that a sliding slot (31) is arranged at the position where the positioning rod (3) is connected with the deburring sleeve (2), a positioning pin or a positioning block or a bolt is arranged in the sliding slot (31) and fixed on the deburring sleeve (2), and the positioning pin or the positioning block or the bolt can slide in the sliding slot (31).
4. An in-line deburring device for gear hobbing machines as claimed in claim 1, characterized in that the side of said deburring housing (2) facing the cutter head assembly (4) is provided with a cut-out portion (22), said cut-out portion (22) being such that in operation the deburring housing (2) does not interfere with the cutter head assembly (4).
5. An in-line deburring device for gear hobbing machines as claimed in claim 1 characterized in that said turning head (23) is a reverse cone turning head.
6. An in-line deburring device for hobbing machines as claimed in claim 1 characterized in that said machine base (1) is provided with a drive motor (11).
7. The on-line deburring device for gear hobbing machines as claimed in claim 1, characterized in that said part positioning assembly is provided with an inner sleeve (13), said deburring sleeve (2) being fitted over said inner sleeve (13); one end of the inner sleeve (13) is abutted against the elastic piece (14).
8. An in-line deburring device for use in gear hobbing machines as claimed in claim 7 wherein said inner sleeve (13) is a ball bearing and said resilient member (14) is a spring; the deburring sleeve (2) is arranged on the ball bearing, and the spring provides elastic force to enable the deburring sleeve (2) to abut against the end part of the part (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011065231.2A CN112338294B (en) | 2020-09-30 | 2020-09-30 | Online deburring device for gear hobbing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011065231.2A CN112338294B (en) | 2020-09-30 | 2020-09-30 | Online deburring device for gear hobbing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112338294A true CN112338294A (en) | 2021-02-09 |
| CN112338294B CN112338294B (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011065231.2A Active CN112338294B (en) | 2020-09-30 | 2020-09-30 | Online deburring device for gear hobbing machine |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000210817A (en) * | 1999-01-20 | 2000-08-02 | Komatsu Ltd | Gear working method and gear working device |
| KR20060047686A (en) * | 2004-05-19 | 2006-05-18 | 클린게르베르크 게엠베하 | Deburring blade, device for mounting of deburring blades and bevel gear cutting machine for chamfering and/or deburring a bevel gear |
| CN103934892A (en) * | 2012-11-05 | 2014-07-23 | 芜湖新铭丰机械装备有限公司 | Building block body chamfering device |
| CN104526069A (en) * | 2014-12-25 | 2015-04-22 | 重庆机床(集团)有限责任公司 | Hobbing-chamfering-burring compound machine tool |
| CN204673094U (en) * | 2015-06-16 | 2015-09-30 | 济宁市技师学院 | A kind of gear-hobbing machine with deburring function |
| CN211306817U (en) * | 2019-07-20 | 2020-08-21 | 庄景江 | Concrete pipe outer wall screeding and trowelling device |
-
2020
- 2020-09-30 CN CN202011065231.2A patent/CN112338294B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000210817A (en) * | 1999-01-20 | 2000-08-02 | Komatsu Ltd | Gear working method and gear working device |
| KR20060047686A (en) * | 2004-05-19 | 2006-05-18 | 클린게르베르크 게엠베하 | Deburring blade, device for mounting of deburring blades and bevel gear cutting machine for chamfering and/or deburring a bevel gear |
| CN103934892A (en) * | 2012-11-05 | 2014-07-23 | 芜湖新铭丰机械装备有限公司 | Building block body chamfering device |
| CN104526069A (en) * | 2014-12-25 | 2015-04-22 | 重庆机床(集团)有限责任公司 | Hobbing-chamfering-burring compound machine tool |
| CN204673094U (en) * | 2015-06-16 | 2015-09-30 | 济宁市技师学院 | A kind of gear-hobbing machine with deburring function |
| CN211306817U (en) * | 2019-07-20 | 2020-08-21 | 庄景江 | Concrete pipe outer wall screeding and trowelling device |
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| Publication number | Publication date |
|---|---|
| CN112338294B (en) | 2021-12-07 |
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