CN110052924B - Groove grinding machine tool - Google Patents
Groove grinding machine tool Download PDFInfo
- Publication number
- CN110052924B CN110052924B CN201910450128.0A CN201910450128A CN110052924B CN 110052924 B CN110052924 B CN 110052924B CN 201910450128 A CN201910450128 A CN 201910450128A CN 110052924 B CN110052924 B CN 110052924B
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- grinding
- ball screw
- transverse
- longitudinal
- wheel
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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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
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/075—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels for workpieces having a grooved profile, e.g. gears, splined shafts, threads, worms
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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
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
Abstract
The invention provides a groove grinding processing machine tool which comprises a lower tool body, wherein an upper tool body and a workbench are arranged on the lower tool body, a grinding wheel dresser is arranged on the table surface at the right end of the workbench, a transverse feeding mechanism and a grinding mechanism are arranged on the lower tool body, and an automatic longitudinal feeding mechanism is arranged on the upper tool body. The grinding head body and the grinding wheel are lifted and descended by a worm gear and a ball screw driven by a servo motor, the ball screw drives the grinding head body and the grinding wheel to move up and down along a column guide rail, longitudinal feeding is realized by the ball screw driven by the servo motor, the ball screw drives a workbench to move, a special advanced grinding wheel dresser is arranged on a groove grinding machine, and a closed protective cover is arranged on the groove grinding machine. Rational in infrastructure, can the automatic rising feed, lathe degree of automation is high, and production efficiency is high, and the grinding precision is high, can the automatic trimming emery wheel, and the precision is high, and is efficient, and the guard shield can be collected cutting fluid cyclic utilization better.
Description
Technical Field
The invention belongs to the field of machinery, and particularly relates to a groove grinding processing machine tool.
Background
The existing groove grinding machine is formed by modifying a surface grinding machine, the integral structure of the machine tool is unreasonable, the grinding head is lifted by rotating a hand wheel by an operator, automatic lifting and automatic feeding cannot be realized, longitudinal feeding is driven and controlled by hydraulic pressure, the speed is low, the precision is low, and therefore, the production efficiency is low, and the grinding quality is poor. The machine tool is not provided with a shield, and part of cutting fluid splashes outside the machine tool, which wastes the cutting fluid and pollutes the environment.
Disclosure of Invention
The invention provides a groove grinding processing machine tool, which solves the defects of low speed, low precision, low production efficiency and poor grinding quality of a groove grinding machine in the background technology.
The technical scheme of the invention is realized as follows: a groove grinding processing machine tool comprises a lower tool body, wherein an upper tool body and a workbench are arranged on the lower tool body, a grinding wheel dresser is arranged on the table surface at the right end of the workbench, a transverse feeding mechanism and a grinding mechanism are arranged on the lower tool body, and an automatic longitudinal feeding mechanism is arranged on the upper tool body;
the transverse feeding mechanism comprises a bearing seat arranged on the upper lathe bed, a transverse ball screw pair is arranged in a bearing seat hole, a transverse screw nut seat is arranged on a nut of the transverse ball screw pair, a transverse screw rear support is arranged at one end of the transverse ball screw pair, the transverse screw rear support is positioned on the lower lathe bed, a large gear is arranged at the other end of the transverse ball screw pair, the large gear is meshed with a gear shaft, the gear shaft is positioned in a transverse feeding box body hole, a transverse feeding box body is fixed on the upper lathe bed, a positioning wheel and a hand wheel are arranged on the gear shaft, and the planker is fixedly connected;
the automatic longitudinal feeding mechanism comprises a longitudinal screw nut seat fixedly connected with the workbench, the longitudinal screw nut seat is arranged on a nut of a longitudinal ball screw pair, two ends of the longitudinal ball screw pair are respectively positioned in a longitudinal screw front support and a longitudinal screw rear support hole, the longitudinal screw front support and the longitudinal screw rear support are arranged on the upper lathe bed, a large synchronous belt pulley is arranged on the longitudinal ball screw pair, a synchronous belt is arranged between the large synchronous belt pulley and a small synchronous belt pulley on the shaft of a servo motor I, and the servo motor I is arranged on the lower lathe bed;
the grinding mechanism comprises a planker arranged on the lower lathe bed, a stand column is arranged on the planker, a grinding head body is arranged on the stand column, a fixing sleeve is arranged on the grinding head body, the grinding head body is connected with a variable frequency motor, one end of the variable frequency motor is connected with a coupler, and the coupler is connected with a main shaft assembly; a worm gear box is arranged on the stand column, a worm is arranged in a worm gear box hole, a lifting ball screw pair is arranged in the worm gear box, a worm gear is arranged on the lifting ball screw pair, one end of the lifting ball screw pair is arranged in a fixed sleeve hole, a coupler I is arranged on the worm, and the other end of the coupler I is connected with a servo motor II;
the upright post is provided with a pressing plate, and the pressing plate presses the grinding head body tightly;
the spindle assembly is provided with a grinding wheel cover, the grinding wheel cover is fixed on the grinding head body, the spindle assembly is provided with a flange plate I, a flange plate II and a grinding wheel are arranged on the flange plate I, and the spindle assembly tightly presses the flange plate I through a nut II;
the outer sides of the spindle assembly and the grinding wheel are provided with protective covers which are fixed on the upper bed body, and a drain pipe is arranged below the protective covers;
the transverse feeding box body is provided with a locking screw which is adjacent to the positioning wheel, and the locking screw can prop against the positioning wheel when being locked.
The invention has the beneficial effects that: the grinding head and the grinding wheel are lifted by a worm gear and a ball screw driven by a servo motor, the ball screw drives the grinding head body and the grinding wheel to move up and down along a column guide rail, longitudinal feeding is realized by the ball screw driven by the servo motor, the ball screw drives a workbench to move, a special advanced grinding wheel dresser is arranged on a groove grinding machine, and a closed protective cover is arranged on the groove grinding machine. Rational in infrastructure, can the automatic rising feed, lathe degree of automation is high, and production efficiency is high, and the grinding precision is high, can the automatic trimming emery wheel, and the precision is high, and is efficient, and the guard shield can be collected cutting fluid cyclic utilization better.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view taken along line B-B of FIG. 2 according to the present invention;
FIG. 4 is a schematic cross-sectional view taken along line C-C of FIG. 2 according to the present invention.
Description of the parts: 1. the grinding machine comprises a lower lathe bed, 2 parts of a motor base I, 3 parts of a small synchronous belt pulley, 4 parts of a servo motor I, 5 parts of a synchronous belt, 6 parts of a longitudinal screw rod front support, 7 parts of a large synchronous belt pulley, 8 parts of a locking nut I, 9 parts of an angular contact ball bearing I, 10 parts of a bearing gland I, 11 parts of a longitudinal ball screw pair, 12 parts of a grinding wheel dresser, 13 parts of a workbench, 14 parts of a longitudinal screw rod nut base, 15 parts of an angular contact ball bearing II, 16 parts of a locking nut II, 17 parts of a longitudinal screw rod rear support, 18 parts of a nut I, 19 parts of a fixed sleeve, 20 parts of a worm gear box, 21 parts of a thrust ball bearing I, 22 parts of a spacer sleeve I, 23 parts of a deep groove ball bearing I, 24 parts of a spacer sleeve II, 25 parts of a worm gear, 26 parts of a deep groove ball bearing II, 27 parts of a thrust ball bearing II, 28 parts of a lifting longitudinal ball screw rod pair, 29 parts of, 34. angular contact ball bearing III, 35 worm, 36 bearing gland IV, 37 transverse lead screw nut seat, 38 transverse ball screw pair, 39 transverse lead screw rear support, 40 bearing gland V, 41 angular contact ball bearing IV, 42 locking nut III, 43 spacer sleeve III, 44 spacer sleeve IV, 45 bearing gland VI, 46 carriage, 47 column, 48 upper lathe bed, 49 variable frequency motor, 50 coupling II, 51 grinding head body, 52 grinding wheel cover, 53 grinding wheel, 54 nut II, 55 flange plate I56 flange plate II 57 main shaft assembly 58 shield 59 transverse feed box body, 60 hand wheel, 61 positioning wheel, 62 gear shaft, 63 nut III, 64 locking nut IV, 65 bearing gland VIII, 66 deep groove ball bearing III, 67 deep groove spacer V, 68 spacer sleeve VI, 69 bearing gland, 70 large gear, 71. bearing seat, 72 deep groove ball bearing IV, 73 pressure plate, 74 locking screw, 75 drain pipe, 76 water tank.
Detailed Description
For a better understanding and appreciation of the invention, it will be further described in connection with the accompanying drawings: a groove grinding machine tool comprises a lower tool body 1, wherein the lower tool body 1 is fixed on the ground, and the horizontal alignment table surface is 0.05mm/1000 mm.
The upper lathe bed 48 is arranged on the lower lathe bed 1, the deep groove ball bearing IV 72 is arranged in a hole of the bearing seat 71, two ends of the deep groove ball bearing IV are fixed by using check rings and then are arranged in the hole of the upper lathe bed 48 together. The transverse lead screw nut seat 37 is arranged on a nut of a transverse ball screw pair 38, a bearing gland VI 45 is sleeved on the transverse ball screw pair 38, the transverse ball screw pair 38 is arranged in a deep groove ball bearing IV 72 hole, two angular contact ball bearings IV 41 are arranged in a transverse lead screw rear support 39 hole, a spacer III 43 and a spacer IV 44 are arranged in the middle, then the transverse ball screw pair 38 is arranged together, a locking nut III 42 is arranged on the transverse ball screw pair 38, the angular contact ball bearings IV 41 are compressed, a bearing gland V40 is arranged on the transverse lead screw rear support 39, the angular contact ball bearings IV 41 are compressed, the transverse lead screw rear support 39 is arranged on a lower lathe bed 1, the axial displacement of the transverse ball screw pair 38 is checked to be less than 0.005mm, the transverse ball screw pair 38 is rotated, and the phenomenon is flexible and free from stagnation. The carriage 46 is mounted on the lower bed 1 and fixedly connected with the transverse screw nut seat 37, and the large gear 70 is mounted on the transverse ball screw pair 38. Two deep groove ball bearings III 66, a spacer sleeve V67 and a spacer sleeve VI 68 are arranged in a hole of a transverse feeding box body 59, two ends of the transverse feeding box body are pressed by a bearing pressing cover VII 65 and a bearing pressing cover VIII 69, a gear shaft 62 is arranged in the hole of the deep groove ball bearing III 66, a locking nut IV 64 is arranged on the gear shaft 62 and presses the deep groove ball bearing III 66, the transverse feeding box body 59 is arranged on an upper lathe bed 48, and the gear shaft 62 is meshed with a large gear 70. The positioning wheel 61, the hand wheel 60 and the nut III 63 are arranged on the gear shaft 62, the nut III 63 compresses the hand wheel 60, the locking screw 74 is arranged on the transverse feeding box body 59 and is not screwed up temporarily, and the locking screw 74 does not prop against the positioning wheel 61. The hand wheel 60 is rotated flexibly without stagnation.
A longitudinal screw nut seat 14 is installed on a nut of a longitudinal ball screw pair 11, a bearing gland I10, an angular contact ball bearing I9 and an angular contact ball bearing II 15 are installed on the longitudinal ball screw pair 11, and two ends of the bearing gland are respectively fixed by a locking nut I8 and a locking nut II 16. Two ends of a longitudinal ball screw pair 11 are respectively arranged in a longitudinal screw front support 6 and a longitudinal screw rear support 17, and a bearing gland I10 is arranged on the longitudinal screw front support 6 and compresses an angular contact ball bearing I9. A longitudinal screw front support 6 and a longitudinal screw rear support 17 are arranged on an upper lathe bed 48, and a large synchronous pulley 7 is arranged on a longitudinal ball screw pair 11. The workbench 13 is arranged on the upper lathe bed 48 and is fixedly connected with the longitudinal lead screw nut seat 14, the longitudinal ball screw pair 11 is rotated flexibly without retardation, and the verticality error between the moving direction of the workbench 13 and the moving direction of the carriage 46 is required to be less than 0.01mm/1000 mm. The motor cabinet I2 is installed on lower lathe bed 1, and servo motor I4 is installed on motor cabinet I2, and little synchronous pulley 3 is adorned at servo motor I4 epaxially, installs hold-in range 5 above little synchronous pulley 3 and the big synchronous pulley 7, and the elasticity of hold-in range 5 can be adjusted to the upper and lower position of adjustment motor cabinet I2.
The upright column 47 is arranged on the carriage 46, the spindle assembly 57 is arranged in a hole of the grinding head body 51, the coupling II 50 is arranged on the spindle assembly 57, the other end of the coupling II 50 is arranged on the variable frequency motor 49, the variable frequency motor 49 is arranged on the grinding head body 51, the fixed sleeve 19 is arranged on the grinding head body 51, then the grinding head body 51 is arranged on the upright column 47, the pressure plate 73 is arranged on the upright column 47, and the grinding head body 51 is pressed tightly. And rotating the main shaft, and checking that the radial runout and the end face runout of the main shaft are both less than 0.002 mm. A thrust ball bearing I21, a spacer bush I22, a deep groove ball bearing I23, a spacer bush II 24, a worm wheel 25, a deep groove ball bearing II 26 and a thrust ball bearing II 27 are arranged on a lifting ball screw pair 28 and then are arranged in a worm gear box 20 hole together, a bearing gland II 29 is arranged on the worm gear box 20, and the thrust ball bearing II 27 is pressed tightly. The rotation of the lifting ball screw pair 28 is flexible and free from stagnation. The worm 35 is arranged in a hole of the worm gear box 20, angular contact ball bearings III 34 are arranged at two ends of the worm 35, and a bearing gland III 33 and a bearing gland IV 36 are arranged on the worm gear box 20 and respectively press the angular contact ball bearings III 34 tightly. The worm gear box 20 is arranged on the upright column 47, and the lifting ball screw pair 28 is arranged in the hole of the fixed sleeve 19 and is fixed by the nut I18. The pressing force of the pressing plate 73 is adjusted, the worm 35 is rotated, so that the grinding head body 51 can move up and down flexibly without stagnation, and the verticality errors between the up-and-down moving direction of the grinding head body 51 and the moving direction of the workbench 13 and the carriage 46 are required to be less than 0.006mm/500 mm. Install II 31 motor cabinet on stand 47, the I30 shaft coupling is installed on worm 35, and the I30 other end of shaft coupling is adorned on servo motor II 32, and servo motor II 32 is installed on II 31 motor cabinet. The grinding wheel cover 52 is sleeved on the spindle assembly 57 and fixed on the grinding head body 51, the flange I55 is arranged on the spindle assembly 57, the grinding wheel 53 and the flange II 56 are arranged on the flange I55, the nut II 54 is arranged on the spindle assembly 57, and the flange I55 is pressed tightly.
The grinding wheel dresser 12 is arranged on the table top at the right end of the workbench 13, and the error between the front and back movement direction of the roller and the parallelism of the main shaft of the grinding head is less than 0.002mm/100 mm.
The machine tool shield 58 is installed, the water outlet of the shield 58 is provided with a water discharge pipe 75, and the water tank 76 is placed on the ground below the water discharge pipe 75.
And configuring a corresponding electric appliance control system, a pneumatic system and a cooling water system.
Corresponding clamps are equipped according to the workpiece to be ground.
Adjusting before work: the locking screw 74 is loosened, the hand wheel 60 is rotated to drive the gear shaft 62, the large gear 70 and the lead screw of the transverse ball screw pair 38 to rotate, the nut on the ball screw pair 38 drives the dragging plate 46, the upright post 47, the grinding head body 51, the main shaft assembly 57 and the grinding wheel 53 to move, the grinding wheel 53 is moved to the position of a workpiece needing groove grinding, the locking screw 74 is screwed, the locking screw 74 abuts against the positioning wheel 61, the hand wheel 60, the gear shaft 62 and the positioning wheel 61 cannot rotate, and therefore the front and back positions of the dragging plate 46, the upright post 47 and the grinding wheel 53 are locked.
The servo motor II 32 is started, the servo motor II 32 rotates to drive the worm 35 and the worm wheel 25 to rotate, the worm wheel 25 drives the nut of the lifting ball screw pair 28 to rotate, the nut rotates to drive the screw rod to move up and down, the screw rod drives the fixed sleeve 19, the grinding head body 51, the main shaft assembly 57 and the grinding wheel 53 to move up and down, and the grinding wheel 53 is moved to an appropriate initial position according to the size of the workpiece and the groove on the workpiece. The servo motor I4 is started, the servo motor I4 rotates to drive the small synchronous belt wheel 3, the large synchronous belt wheel 7 and the lead screw of the longitudinal ball screw pair 11 to rotate, the nut on the longitudinal ball screw pair 11 drives the longitudinal lead screw nut seat 14 and the workbench 13 to move left and right, and the workbench 13 is moved to a proper initial position according to the size of the workpiece and the groove on the workpiece.
The groove grinding machine has the advantages of manual transverse feeding, automatic longitudinal feeding and automatic lifting feeding, meets the grinding requirements of common groove parts, and is convenient to adjust, high in machining precision and high in production efficiency.
Claims (2)
1. A groove grinding machine tool comprises a lower tool body (1), an upper tool body (48) and a workbench (13) are arranged on the lower tool body (1), a grinding wheel dresser (12) is arranged on the table surface at the right end of the workbench (13), a transverse feeding mechanism and a grinding mechanism are arranged on the lower tool body (1), an automatic longitudinal feeding mechanism is arranged on the upper tool body (48), the groove grinding machine tool is characterized in that the transverse feeding mechanism comprises a bearing seat (71) arranged on the upper tool body (48), a transverse ball screw pair (38) is arranged in a hole of the bearing seat (71), a transverse screw nut seat (37) is arranged on a nut of the transverse ball screw pair (38), one end of the transverse ball screw pair (38) is provided with a transverse screw rear support (39), the transverse screw rear support (39) is positioned on the lower tool body (1), a large gear (70) is arranged at the other end of the transverse ball screw pair (, the gear shaft (62) is positioned in a hole of the transverse feeding box body (59), the transverse feeding box body (59) is fixed on the upper lathe bed (48), a locking screw (74) is arranged on the transverse feeding box body (59), the locking screw (74) is adjacent to the positioning wheel (61), and the locking screw (74) can prop against the positioning wheel (61) when being locked; a positioning wheel (61) and a hand wheel (60) are arranged on the gear shaft (62), and the carriage (46) is fixedly connected with the transverse lead screw nut seat (37); the automatic longitudinal feeding mechanism comprises a longitudinal lead screw nut seat (14) fixedly connected with a workbench (13), the longitudinal lead screw nut seat (14) is arranged on a nut of a longitudinal ball screw pair (11), two ends of the longitudinal ball screw pair (11) are respectively positioned in holes of a longitudinal lead screw front support (6) and a longitudinal lead screw rear support (17), the longitudinal lead screw front support (6) and the longitudinal lead screw rear support (17) are arranged on an upper lathe bed (48), a large synchronous pulley (7) is arranged on the longitudinal ball screw pair (11), a synchronous belt (5) is arranged between the large synchronous pulley (7) and a small synchronous pulley (3) on a servo motor I (4), and the servo motor I (4) is arranged on a lower lathe bed (1); the grinding mechanism comprises a dragging plate (46) arranged on the lower lathe bed (1), a stand column (47) is arranged on the dragging plate (46), a grinding head body (51) is arranged on the stand column (47), a fixing sleeve (19) is arranged on the grinding head body (51), the grinding head body (51) is connected with a variable frequency motor (49), one end of the variable frequency motor (49) is connected with a coupler (50), and the coupler (50) is connected with a main shaft assembly (57); a worm gear box (20) is arranged on the upright column (47), a worm (35) is arranged in a hole of the worm gear box (20), a lifting ball screw pair (28) is arranged in the worm gear box (20), a worm gear (25) is arranged on the lifting ball screw pair (28), one end of the lifting ball screw pair (28) is arranged in a hole of the fixed sleeve (19), a coupler I (30) is arranged on the worm (35), the other end of the coupler I (30) is connected with a servo motor II (32), a pressing plate (73) is arranged on the upright column (47), and the pressing plate (73) presses the grinding head body (51); the axial play of the transverse ball screw pair (38) is less than 0.005mm, the perpendicularity error between the workbench (13) and the carriage (46) in the moving direction is less than 0.01/1000mm, and the perpendicularity error between the grinding head body (51) in the up-and-down moving direction is less than 0.006mm/500 mm.
2. A groove grinding machine tool according to claim 1, characterized in that the spindle unit (57) is provided with a wheel guard (52), the wheel guard (52) is fixed to the head body (51), the spindle unit (57) is provided with a flange i (55), the flange i (55) is provided with a flange ii (56) and a grinding wheel (53), and the spindle unit (57) presses the flange i (55) by a nut ii (54); and a protective cover (58) is arranged on the outer sides of the spindle assembly (57) and the grinding wheel (53), the protective cover (58) is fixed on the upper machine body (48), and a water discharge pipe (75) is arranged below the protective cover (58).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450128.0A CN110052924B (en) | 2019-05-28 | 2019-05-28 | Groove grinding machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450128.0A CN110052924B (en) | 2019-05-28 | 2019-05-28 | Groove grinding machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052924A CN110052924A (en) | 2019-07-26 |
| CN110052924B true CN110052924B (en) | 2021-06-22 |
Family
ID=67324746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910450128.0A Active CN110052924B (en) | 2019-05-28 | 2019-05-28 | Groove grinding machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052924B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002292550A (en) * | 2001-03-30 | 2002-10-08 | Mitsubishi Materials Corp | Grinding device |
| CN102229075A (en) * | 2011-05-16 | 2011-11-02 | 湘潭三峰数控机床有限公司 | Multi-carriage symmetrical numerical control jig grinding machine |
| CN103111927A (en) * | 2013-01-25 | 2013-05-22 | 江苏瑞普机床有限公司 | Numerical control mill groove machine tool |
| CN103264325A (en) * | 2013-05-16 | 2013-08-28 | 广州市敏嘉制造技术有限公司 | Grinding machine tool for grinding dry screw rotor |
| CN104476345A (en) * | 2014-12-11 | 2015-04-01 | 西安帕吉特精密机械有限公司 | Small and medium-sized plane form grinding machine tool |
| CN105773350A (en) * | 2016-04-19 | 2016-07-20 | 唐荣平 | Grinding equipment for novel hydraulic pump rotor slot |
| CN207448228U (en) * | 2017-11-04 | 2018-06-05 | 烟台海德机床有限公司 | A kind of rotor groove grinder shield |
-
2019
- 2019-05-28 CN CN201910450128.0A patent/CN110052924B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002292550A (en) * | 2001-03-30 | 2002-10-08 | Mitsubishi Materials Corp | Grinding device |
| CN102229075A (en) * | 2011-05-16 | 2011-11-02 | 湘潭三峰数控机床有限公司 | Multi-carriage symmetrical numerical control jig grinding machine |
| CN103111927A (en) * | 2013-01-25 | 2013-05-22 | 江苏瑞普机床有限公司 | Numerical control mill groove machine tool |
| CN103264325A (en) * | 2013-05-16 | 2013-08-28 | 广州市敏嘉制造技术有限公司 | Grinding machine tool for grinding dry screw rotor |
| CN104476345A (en) * | 2014-12-11 | 2015-04-01 | 西安帕吉特精密机械有限公司 | Small and medium-sized plane form grinding machine tool |
| CN105773350A (en) * | 2016-04-19 | 2016-07-20 | 唐荣平 | Grinding equipment for novel hydraulic pump rotor slot |
| CN207448228U (en) * | 2017-11-04 | 2018-06-05 | 烟台海德机床有限公司 | A kind of rotor groove grinder shield |
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| Publication number | Publication date |
|---|---|
| CN110052924A (en) | 2019-07-26 |
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Effective date of registration: 20230317 Address after: 264118 Wuning Street Moujiazhuang Village North, Mouping District, Yantai City, Shandong Province Patentee after: Yantai Yufeng Machinery Manufacturing Co.,Ltd. Address before: No. 191 Binhai Middle Road, Laishan District, Yantai City, Shandong Province Patentee before: SHANDONG INSTITUTE OF BUSINESS AND TECHNOLOGY |
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