CN112536650A - Bull grinds hobbing cutter abrasive machine - Google Patents
Bull grinds hobbing cutter abrasive machine Download PDFInfo
- Publication number
- CN112536650A CN112536650A CN202011577669.9A CN202011577669A CN112536650A CN 112536650 A CN112536650 A CN 112536650A CN 202011577669 A CN202011577669 A CN 202011577669A CN 112536650 A CN112536650 A CN 112536650A
- Authority
- CN
- China
- Prior art keywords
- grinding
- arc
- hob
- shaped frame
- frame
- 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.)
- Granted
Links
- 244000309464 bull Species 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 abstract description 17
- 229910001651 emery Inorganic materials 0.000 description 7
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
- B24B3/12—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters of hobs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
- B24B3/024—Indexing equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a multi-head grinding hob grinder, which effectively solves the problem of low grinding efficiency of a hob; the technical scheme includes that the grinding machine comprises an arc-shaped frame and a roller shaft, wherein the arc-shaped frame and the roller shaft are mounted on a fixed machine body, the roller shaft is rotatably mounted on the machine body along the front-back direction, the arc-shaped frame can slide back and forth on the machine body, the circle center of the arc-shaped frame is always positioned at the axis of the roller shaft in the sliding process of the arc-shaped frame, a plurality of groups of grinding units are arranged on the arc-shaped frame, each group of grinding units comprises a grinding wheel mounting frame, a rotating shaft vertical to the roller shaft is rotatably mounted on the grinding wheel mounting frame, a grinding wheel is mounted on the; the invention can simultaneously polish multiple rows of tooth surfaces of the hob and greatly improve the polishing efficiency of the hob.
Description
Technical Field
The invention relates to the field of cutter processing, in particular to a multi-head grinding hob grinding machine.
Background
The hob is a cutting tool formed by a plurality of rows of teeth which are uniformly distributed on the circumference, and after the hob is used for a period of time, the cutting edge of the hob becomes dull and needs to be polished by a grinder; at present, grinding hobs are mainly used for grinding by grinding wheels which axially move along the tooth surfaces of one row of teeth, only one row of tooth surfaces can be ground each time, the positions of the hobs need to be adjusted to finish grinding of all the tooth surfaces, and the grinding efficiency is low.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the multi-head grinding hob grinder, which effectively solves the problem of low grinding efficiency of a hob.
The technical scheme of its solution is, a bull grinds hobbing cutter abrasive machine, including installing arc frame and the arbor on fixed organism, the arbor is rotatable installing on the organism along the fore-and-aft direction, the arc frame can slide around on the organism, and the arc frame is at the slip in-process, the centre of a circle of arc frame is in the axis department of arbor all the time, be equipped with the multiunit unit of polishing on the arc frame, every group unit of polishing includes a emery wheel mounting bracket, rotatable installation has a pivot perpendicular with the arbor on the emery wheel mounting bracket, install a emery wheel in the pivot, wherein the pivot of a set of unit of polishing is connected with drive arrangement, connect through universal coupling between the pivot of adjacent two sets of unit of polishing, drive arrangement can drive multiunit emery wheel rotation through universal coupling.
The grinding device can simultaneously grind the multiple rows of tooth surfaces of the hob, greatly improves the grinding efficiency of the hob, and can randomly adjust the index angle before the grinding unit, so that the grinding device is suitable for grinding operation of hobs with different tooth row numbers, and has strong universality.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is an enlarged view of the position a in fig. 1.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 2, the grinding machine comprises an arc frame 1 and a roller shaft 2 which are mounted on a fixed machine body, wherein the roller shaft 2 is rotatably mounted on the machine body along the front-back direction, the arc frame 1 can slide back and forth on the machine body, in the sliding process of the arc frame 1, the circle center of the arc frame 1 is always positioned at the axis of the roller shaft 2, a plurality of groups of grinding units are arranged on the arc frame 1, each group of grinding units comprises a grinding wheel 5 mounting frame 3, a rotating shaft 4 which is vertical to the roller shaft 2 is rotatably mounted on the grinding wheel 5 mounting frame 3, a grinding wheel 5 is mounted on the rotating shaft 4, the rotating shaft 4 of one group of grinding units is connected with a driving device, the rotating shafts 4 of two adjacent groups of grinding units are connected through a universal coupling 6, and the driving device can drive the.
Wherein a set of the emery wheel 5 mounting bracket 3 of unit of polishing fix the midpoint department at arc frame 1, drive arrangement includes that one installs at the epaxial driven pulley 7 of the pivot 4 of this set of unit of polishing, is fixed with a driving motor 8 on the arc frame 1, and driving motor 8 is connected with a driving pulley 9, is connected with belt 10 between driving pulley 9 and the driven pulley 7, and driving motor 8 passes through belt 10 drive this unit of polishing's pivot 4 and emery wheel 5 and rotates.
Except that a set of unit of polishing that is connected with drive arrangement, all the other the outer end of the emery wheel 5 mounting bracket 3 of unit of polishing all be fixed with a sliding sleeve 11, sliding sleeve 11 slidable installs on arc frame 1, all installs a first locking screw 12 on the lateral wall of every sliding sleeve 11, and first locking screw 12 can fix sliding sleeve 11 in the optional position of arc frame 1 to the distribution angle of adjustable multiunit unit of polishing, with the hobbing cutter that adapts to the difference of circumferencial direction sword tooth number.
Every the axis department of pivot 4 and universal joint 6 link be hollow structure, worn an interior pole 13 in the cavity, but interior pole 13 axial slip installs the second locking screw 14 that can lock interior pole 13 on the lateral wall of pivot 4, but the outer end and the universal joint 6 of interior pole 13 are connected, the pivot 4 passes through interior pole 13 and realizes being connected with universal joint 6, the change of pivot 4 length when interior pole 13's slip compensational adjustment unit position of polishing.
A nut 15 is fixed on the arc-shaped frame 1, a lead screw 16 in the front-back direction penetrates through the nut 15, the lead screw 16 is rotatably arranged on the machine body, and the lead screw can rotate to push the arc-shaped frame 1 to move back and forth under the action of threads.
The arc frame 1 on wear to be equipped with the slide rail 17 of fore-and-aft direction, slide rail 17 fixes on the organism, slide rail 17 plays support and guide effect to arc frame 1.
The following polishing units are exemplified by three sets:
when the hobbing cutter is used, the hob shaft 2 is detached from a base body, the hobbing cutter is installed on the hob shaft 2, the hob shaft 2 and the hobbing cutter are positioned in the circumferential direction through a sliding key, the hobbing cutter is fixed in the axial direction through a locking nut 15, then the hob shaft 2 with the hobbing cutter installed is installed on a machine body, and an indexing device is arranged between the hob shaft 2 and the machine body and used for adjusting the position of the hobbing cutter according to a certain angle; a plurality of hob shafts 2 with different indexing means may be provided to accommodate hobs with different numbers of teeth in the circumferential direction.
After the hob shaft 2 is installed, the grinding wheel 5 of the polishing unit at the midpoint position of the arc-shaped frame 1 is aligned with the uppermost row of tooth surfaces of the hob at the moment, the first locking screw 12 and the second locking screw 14 are loosened, the positions of the polishing units on two sides are adjusted by sliding the sliding sleeve 11 on the arc-shaped frame 1, so that the grinding wheel 5 of each group of polishing units are aligned with the row of tooth surfaces of the hob respectively, the length of the inner rod 13 can be automatically adjusted in the period, then the first locking screw 12 and the second locking screw 14 are locked, and the polishing units are fixed in position.
After the positions of the grinding units are adjusted, a driving motor 8 is started, the driving motor 8 drives a rotating shaft 4 and a grinding wheel 5 of the middle grinding unit to rotate through a belt 10, the rotating shaft 4 of the middle grinding unit drives the rotating shaft 4 and the grinding wheel 5 of the grinding units on two sides to rotate through a universal coupling 6, then a screw rod is rotated, under the action of threads, an arc-shaped frame 1 slides left and right along a sliding rail 17, so that the grinding wheel 5 can grind three rows of tooth surfaces of the hob along the axial movement of the hob, after the three rows of tooth surfaces are ground, the arc-shaped frame 1 is moved to the end part, the grinding wheel 5 is moved out of the end part of the hob, then a hob shaft 2 is rotated to adjust the positions, then the screw rod 16 is rotated to push the arc-shaped frame 1 to move to grind the adjusted tooth surfaces, and until all tooth surfaces of the.
The grinding device is provided with the plurality of groups of grinding units which are uniformly distributed on the circumference, so that the multi-row tooth surfaces of the hob can be ground simultaneously, the frequency of adjusting the hob is reduced, the grinding efficiency of the hob can be greatly improved, meanwhile, the index angle between the grinding units can be adjusted randomly through the sliding of the sliding sleeve 11 and the telescopic design of the rotating shaft 4, and therefore the grinding device is suitable for grinding operation of hobs with different tooth arrangement numbers and high in universality.
Claims (6)
1. A multi-head grinding hob grinder is characterized by comprising an arc-shaped frame (1) and a hob shaft (2) which are installed on a fixed grinder body, wherein the hob shaft (2) is rotatably installed on the grinder body along the front-back direction, the arc-shaped frame (1) can slide back and forth on the grinder body, in the sliding process of the arc-shaped frame (1), the circle center of the arc-shaped frame (1) is always positioned at the axis of the hob shaft (2), a plurality of groups of grinding units are arranged on the arc-shaped frame (1), each group of grinding units comprises a grinding wheel (5) installation frame (3), a rotating shaft (4) which is vertical to the hob shaft (2) is rotatably installed on the grinding wheel (5) installation frame (3), one grinding wheel (5) is installed on the rotating shaft (4), the rotating shaft (4) of one group of grinding units is connected with a driving device, and the rotating shafts (4) of two adjacent groups of, the driving device can drive a plurality of groups of grinding wheels (5) to rotate through the universal coupling (6).
2. The multi-head grinding hob grinder according to claim 1, wherein the mounting frame (3) of the grinding wheels (5) of a set of said grinding units is fixed at the midpoint of the arc frame (1), the driving device comprises a driven pulley (7) mounted on the rotating shaft (4) of the set of grinding units, a driving motor (8) is fixed on the arc frame (1), the driving motor (8) is connected with a driving pulley (9), and a belt (10) is connected between the driving pulley (9) and the driven pulley (7).
3. The multi-head grinding hob grinder according to claim 2, characterized in that except a set of grinding units connected with the driving device, the outer ends of the mounting frames (3) of the grinding wheels (5) of the other grinding units are fixed with a sliding sleeve (11), the sliding sleeve (11) is slidably mounted on the arc-shaped frame (1), the side wall of each sliding sleeve (11) is provided with a first locking screw (12), and the sliding sleeve (11) can be fixed at any position of the arc-shaped frame (1) by the first locking screw (12).
4. The multi-head grinding hob grinding machine according to claim 1, characterized in that each of the axes of the connecting ends of the rotating shaft (4) and the universal coupling (6) is a hollow structure, an inner rod (13) penetrates through the hollow structure, the inner rod (13) can axially slide, a second locking screw (14) capable of locking the inner rod (13) is installed on the side wall of the rotating shaft (4), the outer end of the inner rod (13) is connected with the universal coupling (6), and the rotating shaft (4) is connected with the universal coupling (6) through the inner rod (13).
5. The multi-head grinding hob grinder according to claim 1, characterized in that a nut (15) is fixed on the arc-shaped frame (1), the nut (15) is penetrated with a front and back lead screw (16), the lead screw (16) is rotatably mounted on the machine body, and the rotation of the lead screw can push the arc-shaped frame (1) to move back and forth through the action of the thread.
6. The multi-head grinding hob grinding wheel machine according to claim 1, characterized in that the arc frame (1) is provided with a front and back sliding rail (17), the sliding rail (17) is fixed on the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011577669.9A CN112536650B (en) | 2020-12-28 | 2020-12-28 | Multi-head grinding hob grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011577669.9A CN112536650B (en) | 2020-12-28 | 2020-12-28 | Multi-head grinding hob grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112536650A true CN112536650A (en) | 2021-03-23 |
| CN112536650B CN112536650B (en) | 2023-11-17 |
Family
ID=75017682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011577669.9A Active CN112536650B (en) | 2020-12-28 | 2020-12-28 | Multi-head grinding hob grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112536650B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB216507A (en) * | 1923-05-21 | 1925-10-12 | Bengt Magnus Wilhelm Hanson | Improved method and apparatus for grinding threaded members, such as taps and the like |
| CN205394167U (en) * | 2016-03-17 | 2016-07-27 | 刘江涛 | Oil gas pipeline cleaning device |
| CN107661832A (en) * | 2017-11-15 | 2018-02-06 | 扬州市宇潇复合材料有限公司 | A kind of uniform paint spraying apparatus of multi-angle |
| CN108214241A (en) * | 2018-01-22 | 2018-06-29 | 成都沃夫铌科技有限公司 | A kind of angle part grinding device |
| CN108247438A (en) * | 2018-01-19 | 2018-07-06 | 无锡职业技术学院 | Adjustable knife sharpener |
| CN209466054U (en) * | 2018-12-05 | 2019-10-08 | 青岛丽拓铂尔曼家居股份有限公司 | A kind of Furniture panel edging device |
| CN209681786U (en) * | 2019-02-21 | 2019-11-26 | 嘉兴雷驰机电有限公司 | A kind of hobcutter grinding attachment |
| CN211249540U (en) * | 2019-11-22 | 2020-08-14 | 谷城县双银机械有限责任公司 | Automobile parts grinding device convenient to angle regulation |
-
2020
- 2020-12-28 CN CN202011577669.9A patent/CN112536650B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB216507A (en) * | 1923-05-21 | 1925-10-12 | Bengt Magnus Wilhelm Hanson | Improved method and apparatus for grinding threaded members, such as taps and the like |
| CN205394167U (en) * | 2016-03-17 | 2016-07-27 | 刘江涛 | Oil gas pipeline cleaning device |
| CN107661832A (en) * | 2017-11-15 | 2018-02-06 | 扬州市宇潇复合材料有限公司 | A kind of uniform paint spraying apparatus of multi-angle |
| CN108247438A (en) * | 2018-01-19 | 2018-07-06 | 无锡职业技术学院 | Adjustable knife sharpener |
| CN108214241A (en) * | 2018-01-22 | 2018-06-29 | 成都沃夫铌科技有限公司 | A kind of angle part grinding device |
| CN209466054U (en) * | 2018-12-05 | 2019-10-08 | 青岛丽拓铂尔曼家居股份有限公司 | A kind of Furniture panel edging device |
| CN209681786U (en) * | 2019-02-21 | 2019-11-26 | 嘉兴雷驰机电有限公司 | A kind of hobcutter grinding attachment |
| CN211249540U (en) * | 2019-11-22 | 2020-08-14 | 谷城县双银机械有限责任公司 | Automobile parts grinding device convenient to angle regulation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112536650B (en) | 2023-11-17 |
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