CN112536650B - Multi-head grinding hob grinding machine - Google Patents
Multi-head grinding hob grinding machine Download PDFInfo
- Publication number
- CN112536650B CN112536650B CN202011577669.9A CN202011577669A CN112536650B CN 112536650 B CN112536650 B CN 112536650B CN 202011577669 A CN202011577669 A CN 202011577669A CN 112536650 B CN112536650 B CN 112536650B
- 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.)
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- 238000005498 polishing Methods 0.000 claims abstract description 26
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 229910001651 emery Inorganic materials 0.000 claims 3
- 244000309464 bull Species 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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 application relates to a multi-head grinding hob grinding machine, which effectively solves the problem of low hob grinding efficiency; the technical scheme includes that the machine comprises an arc-shaped frame and a cutter shaft, wherein the arc-shaped frame and the cutter shaft are arranged on a fixed machine body, the cutter shaft is rotatably arranged 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 at the axis of the cutter shaft in the sliding process, a plurality of groups of polishing units are arranged on the arc-shaped frame, each group of polishing units comprises a grinding wheel mounting frame, a rotating shaft perpendicular to the cutter shaft is rotatably arranged on the grinding wheel mounting frame, a grinding wheel is arranged on the rotating shaft, and the rotating shafts of two adjacent groups of polishing units are connected through a universal coupling; the hob polishing device can polish multiple rows of tooth surfaces of the hob simultaneously, and the hob polishing efficiency is greatly improved.
Description
Technical Field
The application 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 uniformly distributed on the circumference, after the hob is used for a period of time, the cutting edge of the hob becomes blunt, and a grinder is required to be used for polishing; at present, the grinding hob mainly uses a grinding wheel to axially move along the tooth surface of one row of teeth to grind, only one row of tooth surface can be ground each time, and the grinding of all tooth surfaces is finished by adjusting the hob positions, so that the grinding efficiency is low.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the application provides the multi-head grinding hob grinding machine, which effectively solves the problem of low hob grinding efficiency.
The technical scheme that the multi-head grinding hob grinding machine comprises an arc-shaped frame and a hob shaft, wherein the arc-shaped frame and the hob shaft are arranged on a fixed machine body, the hob shaft is rotatably arranged on the machine body in the front-back direction, the arc-shaped frame can slide back and forth on the machine body, in the sliding process, the circle center of the arc-shaped frame is always at the axis of the hob shaft, 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 perpendicular to the hob shaft is rotatably arranged on the grinding wheel mounting frame, a grinding wheel is arranged on the rotating shaft, the rotating shafts of one group of grinding units are connected with a driving device, the rotating shafts of two adjacent groups of grinding units are connected through a universal coupling, and the driving device can drive the plurality of groups of grinding wheels to rotate through the universal coupling.
The hob polishing device can polish multiple rows of tooth surfaces of the hob simultaneously, greatly improves hob polishing efficiency, and can randomly adjust the indexing angle before a polishing unit, so that the hob polishing device is suitable for polishing operations of hobs with different tooth row numbers, and has strong universality.
Drawings
Fig. 1 is a front view of the present application.
Fig. 2 is an enlarged view of the position a in fig. 1.
Detailed Description
The following describes the embodiments of the present application in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 2, the application comprises an arc-shaped frame 1 and a cutter shaft 2 which are arranged on a fixed machine body, wherein the cutter shaft 2 is rotatably arranged on the machine body along the front-back direction, the arc-shaped frame 1 can slide back and forth on the machine 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 cutter 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 mounting frame 3, a rotating shaft 4 perpendicular to the cutter shaft 2 is rotatably arranged on the grinding wheel 5 mounting frame 3, a grinding wheel 5 is arranged on the rotating shaft 4, the rotating shafts 4 of one group of grinding units are connected with a driving device, and 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 plurality of groups of grinding wheels 5 to rotate through the universal coupling 6.
The grinding wheel 5 mounting frame 3 of one group of polishing units is fixed at the middle point of the arc-shaped frame 1, the driving device comprises a driven belt pulley 7 arranged on the rotating shaft 4 of the group of polishing units, a driving motor 8 is fixed on the arc-shaped frame 1, the driving motor 8 is connected with a driving belt pulley 9, a belt 10 is connected between the driving belt pulley 9 and the driven belt pulley 7, and the driving motor 8 drives the rotating shaft 4 of the polishing units and the grinding wheel 5 to rotate through the belt 10.
Except for a group of polishing units connected with a driving device, the outer ends of the mounting frames 3 of the grinding wheels 5 of the other polishing units are respectively fixed with a sliding sleeve 11, the sliding sleeves 11 are slidably arranged 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 sleeves 11 can be fixed at any position of the arc-shaped frame 1 by the first locking screws 12, so that the distribution angles of multiple groups of polishing units can be adjusted to adapt to hob with different cutter tooth numbers in the circumferential direction.
Every the axis department of pivot 4 and universal joint 6 link be hollow structure, wear an interior pole 13 in the cavity, interior pole 13 can axial slip, install the second locking screw 14 of lockable interior pole 13 on the lateral wall of pivot 4, the outer end and the universal joint 6 of interior pole 13 are connected, pivot 4 realizes being connected with universal joint 6 through interior pole 13, the slip of interior pole 13 can compensate the change of pivot 4 length when adjusting the unit position of polishing.
The arc-shaped frame 1 is fixedly provided with a nut 15, the nut 15 is penetrated with a screw rod 16 in the front-back direction, the screw rod 16 is rotatably arranged on the machine body, and the screw rod can push the arc-shaped frame 1 to move back and forth under the action of threads.
The arc-shaped frame 1 is provided with a sliding rail 17 in a penetrating mode in the front-back direction, the sliding rail 17 is fixed on the machine body, and the sliding rail 17 plays a supporting and guiding role on the arc-shaped frame 1.
The following polishing units are described in detail by taking three groups as examples:
when the hob is used, the hob shaft 2 is detached from the base body, the hob is arranged on the hob shaft 2, the circumferential direction between the hob shaft 2 and the hob is positioned by the sliding key, the hob shaft 2 with the hob is axially fixed by the locking nut 15, then the hob shaft 2 with the hob is arranged on the machine body, an indexing device is arranged between the hob shaft 2 and the machine body and used for realizing the adjustment of the position of the hob according to a certain angle, for example, clamping grooves uniformly distributed on the circumference can be formed on the hob shaft 2, clamping blocks are arranged on the machine body, the positioning of the hob shaft 2 is carried out in the clamping grooves through the clamping blocks, and the indexing device is a conventional technology and is not repeated in the application; a plurality of hob shafts 2 with different indexing means may be provided to accommodate hob shafts with different numbers of teeth in the circumferential direction.
After the hob shaft 2 is installed, the grinding wheels 5 of the grinding units at the midpoint position of the arc-shaped frame 1 are aligned with the uppermost row of tooth surfaces of the hob, the first locking screw 12 and the second locking screw 14 are loosened, the positions of the grinding units at two sides are adjusted by sliding the sliding sleeve 11 on the arc-shaped frame 1, the grinding wheels 5 of each group of grinding units are aligned with the row of tooth surfaces of the hob respectively, the length of the inner rod 13 can be automatically adjusted during the period, and then the first locking screw 12 and the second locking screw 14 are locked, so that the positions of the grinding units are fixed.
After the position of the polishing unit is adjusted, a driving motor 8 is started, the driving motor 8 drives a rotating shaft 4 and a grinding wheel 5 of the polishing unit in the middle to rotate through a belt 10, the rotating shaft 4 in the middle drives the rotating shafts 4 and the grinding wheels 5 of the polishing units on two sides to rotate through a universal coupler 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 wheels 5 move along the axial direction of a hob to polish three rows of tooth surfaces of the hob, after the three rows of tooth surfaces are polished, the arc-shaped frame 1 is moved to the end part, the grinding wheels 5 are moved to the outside of the end part of the hob, then the adjusting position of a hob shaft 2 is rotated, the screw rod 16 is rotated to push the arc-shaped frame 1 to move to polish the adjusted tooth surfaces until all tooth surfaces of the hob are polished, and the hob shaft 2 is dismounted.
The application is provided with a plurality of groups of grinding units uniformly distributed on the circumference, so that the multi-row tooth surfaces of the hob can be ground at the same time, the times of adjusting the hob are reduced, the hob grinding efficiency can be greatly improved, and meanwhile, the indexing angle between the grinding units can be adjusted at will through the sliding of the sliding sleeve 11 and the telescopic design of the rotating shaft 4, so that the hob grinding device is suitable for the grinding operation of hobs with different tooth numbers, and has strong universality.
Claims (4)
1. The utility model provides a bull grinding hob abrasive machine, a serial communication port, including installing arc frame (1) and the arbor (2) on fixed organism, arbor (2) are along the rotatable installation on the organism of fore-and-aft direction, arc frame (1) can slide back and forth on the organism, and arc frame (1) is in the slip process, the centre of a circle of arc frame (1) is in arbor (2) axis department all the time, be equipped with multiunit polishing unit on arc frame (1), every group polishing unit includes a emery wheel (5) mounting bracket (3), install a pivot (4) perpendicular with arbor (2) on emery wheel (5) mounting bracket (3) rotatable, install a emery wheel (5) on pivot (4), wherein pivot (4) of a set of polishing unit are connected with drive arrangement, connect through universal coupling (6) between pivot (4) of two adjacent sets of polishing units, drive arrangement can drive multiunit (5) through universal coupling (6);
the grinding wheel (5) mounting frame (3) of one group of grinding units is fixed at the middle point of the arc-shaped frame (1), the driving device comprises a driven belt wheel (7) arranged on the rotating shaft (4) of the group of grinding units, a driving motor (8) is fixed on the arc-shaped frame (1), the driving motor (8) is connected with a driving belt wheel (9), and a belt (10) is connected between the driving belt wheel (9) and the driven belt wheel (7);
every pivot (4) be hollow structure with the axis department of universal joint (6) link, wear in the cavity and have an interior pole (13), but interior pole (13) axial slip installs second locking screw (14) of interior pole (13) on the lateral wall of pivot (4), the outer end of interior pole (13) is connected with universal joint (6), pivot (4) are realized being connected with universal joint (6) through interior pole (13).
2. The multi-head hob grinding wheel machine according to claim 1, characterized in that, except for a group of grinding units connected with a driving device, a sliding sleeve (11) is fixed at the outer end of a mounting frame (3) of a grinding wheel (5) of the rest grinding units, the sliding sleeve (11) is slidably mounted on the arc-shaped frame (1), a first locking screw (12) is mounted on the side wall of each sliding sleeve (11), and the sliding sleeve (11) can be fixed at any position of the arc-shaped frame (1) by the first locking screw (12).
3. The multi-head grinding hob grinding machine according to claim 1, characterized in that a nut (15) is fixed on the arc frame (1), the nut (15) is provided with a screw rod (16) penetrating in the front-back direction, the screw rod (16) is rotatably arranged on the machine body, and the screw rod can push the arc frame (1) to move back and forth under the action of threads.
4. The multi-head grinding hob grinding machine according to claim 1, characterized in that the arc frame (1) is provided with a sliding rail (17) in the front-back direction, and 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 CN112536650A (en) | 2021-03-23 |
| CN112536650B true 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 |
|---|---|
| CN112536650A (en) | 2021-03-23 |
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