CN205393690U - Gear grinding machine with worm grinding wheel swivel work head - Google Patents
Gear grinding machine with worm grinding wheel swivel work head Download PDFInfo
- Publication number
- CN205393690U CN205393690U CN201620152362.7U CN201620152362U CN205393690U CN 205393690 U CN205393690 U CN 205393690U CN 201620152362 U CN201620152362 U CN 201620152362U CN 205393690 U CN205393690 U CN 205393690U
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- main shaft
- cylinder body
- encoder
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Abstract
The utility model discloses a gear grinding machine with worm grinding wheel swivel work head, including box and main shaft, the bottom half is fixed with the motor fixed plate, the main shaft lower part is passed through the turntable bearing and is connected with the box rotation, main shaft upper portion is located outside the box, be equipped with torque motors in the box, torque motors's rotor and main shaft link firmly, main shaft upper portion cover is equipped with cylinder body and slip taper sleeve, cylinder body lower part and main shaft cooperation, be equipped with the piston with cylinder body friction fit between cylinder body and the main shaft, be equipped with the step of exerting pressure on the cylinder body inner wall, the step of exerting pressure, form the chamber of exerting pressure between piston and the main shaft three, be equipped with collet chuck and uide bushing between slip taper sleeve and the main shaft, slip taper sleeve and uide bushing friction fit, a guiding sleeve, collet chuck is in the same place with the piston three is fixed, the piston links firmly with the main shaft, main shaft upper portion is installed toply, open the oil duct that has and exert pressure the chamber intercommunication on the main shaft. The utility model discloses the clamping is convenient, and the clamping precision is high, and the clamping is efficient, has improved gear grinding machine with worm grinding wheel's machining precision and efficiency.
Description
Technical field
This utility model belongs to machine tooling technical field, is specifically related to a kind of gear grinding machine with worm grinding wheel rotary table.
Background technology
Rotary table is the most important clamping parts of gear grinding machine with worm grinding wheel.Along with the development of gear grinding machine with worm grinding wheel, its machining accuracy and efficiency requirements are more and more higher, and multistart worm wheel grinding is applied widely, and rotating speed and required precision to rotary table are higher, and traditional rotary table can not meet needs.The machining accuracy of processing part is depended on the clamping precision of rotary table, rotating accuracy and positioning precision by gear grinding machine with worm grinding wheel greatly.Existing gear grinding machine with worm grinding wheel rotary table has the disadvantage in that (1) main shaft adopts taper roll bearing, hydrostatic bearing, cross roller bearing or YRT type turntable bearing to install, taper roll bearing rotating speed is low, assembling difficulty, installation accuracy is difficult to control to；Although hydrostatic bearing installation accuracy is high, but assembly difficulty is big, and environmental requirement is high, domestic substantially seldom adopts；Cross roller bearing accuracy is high, but assembling difficulty, and efficiency of assembling is low；YRT type turntable bearing accuracy is high, and assembling is simple, but rotating speed is low, and cost is high；(2) main shaft adopts servomotor or synchronous machine drives, in order to moment is become big, main shaft is passed to after the dynamic retarding that motor is exported by employing worm-and-wheel gear or planetary gears, worm-and-wheel gear transmission efficiency is low, worm gear easily weares and teares, difficulty of processing is big, and backlass is difficult to get rid of；Planetary gears is high to the requirement on machining accuracy of gear, and assembly difficulty is big, and difficulty of processing is big；It addition, adopt the equal driving-chain of both kinds of drive complicated, it is desirable to precision is very high, manufactures difficulty, and positioning precision is poor；(3) the control inaccuracy to rotary table, causes that rotary table integral-rotation precision is low；(4) structure is complicated, and the clamping workpiece time is long, and clamping precision is low, and clamping efficiency is low, inconvenient operation；(5) rotating hydraulic oil charging structure is complicated, fragile leakage of oil.
Utility model content
The purpose of this utility model is in that to overcome above-mentioned deficiency of the prior art, a kind of gear grinding machine with worm grinding wheel rotary table is provided, its simple in construction, reasonable in design, rotating speed is high, precision is high and assembling is simple, clamping is easy to operate, efficiently solve existing rotary table assembling complexity and difficulty is big, clamping is difficult, clamping precision is low and the inefficient problem of clamping, improve machining accuracy and the working (machining) efficiency of gear grinding machine with worm grinding wheel.
nullFor achieving the above object，The technical solution adopted in the utility model is: a kind of gear grinding machine with worm grinding wheel rotary table，It is characterized in that: include casing and main shaft，The bottom of described casing is fixed with motor fixing plate，The bottom of described main shaft is stretched in casing and is connected with body pivot by turntable bearing，The outer ring of described turntable bearing is fixed on casing，The inner ring of described turntable bearing is fixing with main shaft to be connected，The top of described main shaft is positioned at outside casing，It is provided with torque motor in described casing，Described torque motor is arranged on motor fixing plate，The rotor of described torque motor is fixing with main shaft to be connected，The top of described main shaft is arranged with cylinder body and slip tapered sleeve，Described slip tapered sleeve is positioned at the top of cylinder body and fixing with cylinder body is connected，The bottom of described cylinder body coordinates with main shaft，It is provided with between described cylinder body and main shaft and the piston of cylinder body frictional fit，The inwall of described cylinder body is provided with pressure step，Described pressure step、Pressure chamber is formed between piston and main shaft three，It is provided with collet and fairlead between described slip tapered sleeve and main shaft，Described fairlead is set on collet，Described slip tapered sleeve and fairlead frictional fit，Described fairlead、Collet and piston three are fixed together，Described piston is fixing with main shaft to be connected，The top of described main shaft is provided with top，Described main shaft has the oil duct connected with the chamber that presses.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterized in that: described motor fixing plate is fixed with encoder rack, the top of described encoder rack is positioned at casing, it is provided with encoder in described casing and axle is installed, the lower end of the upper end and main shaft that axle installed by described encoder is fixed and is connected, described encoder is installed the lower end of axle and is connected to hydraulic rotary joint, described hydraulic rotary joint is positioned at outside casing, described encoder is installed and is provided with encoder on axle, described encoder is positioned at encoder rack, described encoder is installed and is had oilhole on axle, the upper end of described oilhole connects with the lower end of oil duct, the lower end of described oilhole connects with the media port of hydraulic rotary joint, the upper end of described oil duct connects with pressure chamber.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: described encoder is hollow type rotary encoder.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterized in that: between described slip tapered sleeve and piston, be vertically arranged with back-moving spring, one end of described back-moving spring holds out against in the upper inside wall of slip tapered sleeve, the other end of described back-moving spring holds out against on the upper surface of piston, and described back-moving spring passes fairlead and collet.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: it is provided with the first sealing ring between described slip tapered sleeve and fairlead, is provided with the second sealing ring between described cylinder body and piston, between described cylinder body and main shaft, is provided with the 3rd sealing ring.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: the described top axis place being arranged on main shaft, the described top threaded nut that has, described nut is positioned at the top of main shaft.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: the bottom of described cylinder body has groove, and described main shaft is provided with projection, described projection and groove fit, and the quantity of described projection and groove is multiple.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: having motor water cooling import and motor water cooling outlet on described casing, described motor water cooling import is positioned at the top of motor water cooling outlet.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: described turntable bearing is ZKLDF type turntable bearing.
Above-mentioned gear grinding machine with worm grinding wheel rotary table, it is characterised in that: described pressure chamber is annular housing.
This utility model compared with prior art has the advantage that
1, this utility model simple in construction, reasonable in design, driving-chain is short, rotating speed is high, precision is high and assembling is simple, clamping is easy to operate.
2, this utility model is positioned by the top and tailstock center Double Tops point of rotary table, hydraulic-driven slip tapered sleeve makes collet Automatic-clamping, clamping dismounting processing part is convenient, and can guarantee that significantly high clamping requirement, can also any clamping and release processing part at any time in the course of processing as requested, convenient mounting and clamping, easy and simple to handle.
3, this utility model by being vertically arranged back-moving spring between slip tapered sleeve and piston, the automatic trip spring chuck of back-moving spring, solves the unexpected power-off when processing gear part of existing gear grinding machine with worm grinding wheel rotary table and gear part is caused damage；After power-off, back-moving spring resets after automatic trip spring chuck, and gear part with the inertial rotation of emery wheel, can protect gear part not gnaw cutter because of unexpected power-off, makes emery wheel break, gear part is scrapped.
4, it is connected by ZKLDF type turntable bearing between this utility model casing and main shaft, namely the outer ring of turntable bearing is fixed on casing, the inner ring of turntable bearing is fixing with main shaft to be connected, there are very big bearing capacity and rotating accuracy high, requirement to mating parts is not very high, the adaptability of environmental change is strengthened, shortens installation time, use reliable, and solve the problem that existing rotary table structure is complicated, processing and manufacturing difficulty is relatively big, rotating speed is low, efficiency is low and processing cost is high.
5, this utility model torque motor is connected with casing by motor fixing plate, torque motor rotor is not directly connected with main shaft by any connection transition piece, eliminate the back gap of rotary table, without adopting worm-and-wheel gear or planetary gears, substantially reduce driving-chain, transmission accuracy is high, transmission efficiency is high, good rigidly, solve back gap very difficult elimination, the problem causing rotary table positioning precision difference again of existing rotary table transmission chain length, processing and manufacturing difficulty, driving-chain simultaneously.
6, this utility model connects encoder installation axle by installing the lower end of axle at encoder, and on encoder installation axle, encoder is installed, detected encoder by encoder in real time and angular displacement or the speed of axle are installed, to reflect angular displacement or the speed of main shaft, and then torque motor is regulated in real time, guarantee positioning precision and the rigidity of main shaft, improve the machining accuracy of processing part.
7, this utility model clamping workpiece time is short, clamping precision is high, clamping efficiency is high, easy to operate, efficiently solve existing rotary table structure complexity, rotating speed is low, environmental requirement is high, it is high to manufacture processing cost, clamping difficulty, clamping precision are low and the inefficient problem of clamping, improve machining accuracy and the working (machining) efficiency of gear grinding machine with worm grinding wheel.
Below by drawings and Examples, this utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A place enlarged drawing in Fig. 1.
Fig. 3 is use state diagram of the present utility model.
Description of reference numerals:
1 is top；2 nuts；3 collets；
4 fairleads；5 back-moving springs；6-1 the first sealing ring；
6-2 the second sealing ring；6-3 the 3rd sealing ring；7 turntable bearings；
8 torque motors；9 encoders；10 motor fixing plates；
11 hydraulic rotary joints；12 slip tapered sleeves；13 pistons；
14 cylinder bodies；14-1 groove；15 main shafts；
15-1 is protruding；16 casings；16-1 motor water cooling import；
16-2 motor water cooling exports；Axle installed by 17 encoders；18 encoder racks；
19 pressure steps；20 pressure chambeies；21 oil ducts；
22 oilholes；23 axle type gears；24 tailstock centers；
25 emery wheels.
Detailed description of the invention
nullAs depicted in figs. 1 and 2，This utility model includes casing 16 and main shaft 15，The bottom of described casing 16 is fixed with motor fixing plate 10，The bottom of described main shaft 15 is stretched in casing 16 and is rotationally connected by turntable bearing 7 and casing 16，The outer ring of described turntable bearing 7 is fixed on casing 16，The inner ring of described turntable bearing 7 is fixing with main shaft 15 to be connected，The top of described main shaft 15 is positioned at outside casing 16，It is provided with torque motor 8 in described casing 16，Described torque motor 8 is arranged on motor fixing plate 10，The rotor of described torque motor 8 is fixing with main shaft 15 to be connected，The top of described main shaft 15 is arranged with cylinder body 14 and slip tapered sleeve 12，Described slip tapered sleeve 12 is positioned at the top of cylinder body 14 and fixing with cylinder body 14 is connected，The bottom of described cylinder body 14 coordinates with main shaft 15，It is provided with between described cylinder body 14 and main shaft 15 and the piston 13 of cylinder body 14 frictional fit，The inwall of described cylinder body 14 is provided with pressure step 19，Described pressure step 19、Pressure chamber 20 is formed between piston 13 and main shaft 15 three，Collet 3 and fairlead 4 it is provided with between described slip tapered sleeve 12 and main shaft 15，Described fairlead 4 is set on collet 3，Described slip tapered sleeve 12 and fairlead 4 frictional fit，Described fairlead 4、Collet 3 and piston 13 three are fixed together，Described piston 13 is fixing with main shaft 15 to be connected，The top of described main shaft 15 is provided with top 1，Described main shaft 15 has the oil duct 21 connected with the chamber 20 that presses.
As shown in Figure 1, described motor fixing plate 10 is fixed with encoder rack 18, the top of described encoder rack 18 is positioned at casing 16, it is provided with encoder in described casing 16 and axle 17 is installed, the lower end of the upper end and main shaft 15 that axle 17 installed by described encoder is fixed and is connected, described encoder is installed the lower end of axle 17 and is connected to hydraulic rotary joint 11, described hydraulic rotary joint 11 is positioned at outside casing 16, described encoder is installed and is provided with encoder 9 on axle 17, described encoder 9 is positioned at encoder rack 18, described encoder is installed and is had oilhole 22 on axle 17, the upper end of described oilhole 22 connects with the lower end of oil duct 21, the lower end of described oilhole 22 connects with the media port of hydraulic rotary joint 11, the upper end of described oil duct 21 connects with pressure chamber 20.During work, encoder is installed axle 17 and is rotated with main shaft 15, install due to encoder and axle 17 is provided with encoder 9, therefore encoder 9 be can pass through and angular displacement or the straight-line displacement of encoder installation axle 17 detected in real time, to reflect angular displacement or the straight-line displacement of main shaft 15, and then torque motor 8 is regulated in real time, it is ensured that the positioning precision of main shaft 15 and rigidity, improve the machining accuracy of processing part.
In the present embodiment, in order to be able to connect hydraulic rotary joint so that hydraulic oil enters in pressure chamber 20, and described encoder 9 adopts hollow type rotary encoder.
As shown in Figure 1, it is vertically arranged with back-moving spring 5 between described slip tapered sleeve 12 and piston 13, one end of described back-moving spring 5 holds out against in the upper inside wall of slip tapered sleeve 12, the other end of described back-moving spring 5 holds out against on the upper surface of piston 13, and described back-moving spring 5 passes fairlead 4 and collet 3.By being vertically arranged back-moving spring 5 between slip tapered sleeve 12 and piston 13, the automatic trip spring chuck 3 of back-moving spring 5, solve the unexpected power-off when processing gear part of existing gear grinding machine with worm grinding wheel rotary table and gear part caused damage；After power-off, back-moving spring resets after automatic trip spring chuck, and gear part with the inertial rotation of emery wheel, can protect gear part not gnaw cutter because of unexpected power-off, makes emery wheel break, gear part is scrapped.
As shown in Figure 1, the first sealing ring 6-1 it is provided with between described slip tapered sleeve 12 and fairlead 4, the second sealing ring 6-2 it is provided with between described cylinder body 14 and piston 13, it is provided with the 3rd sealing ring 6-3 between described cylinder body 14 and main shaft 15, the effect of the first sealing ring 6-1 is to prevent the grinding grains of sand from entering inside fairlead 4, second sealing ring 6-2 and the three sealing ring 6-3 is the sealing ring of hydraulic cylinder, it is prevented that leakage of oil.
As it is shown in figure 1, described top 1 is arranged on the axis place of main shaft 15, threaded on described top 1 have nut 2, and described nut 2 is positioned at the top of main shaft 15；Arranging nut 2, it is simple to disassemble top 1 from main shaft 15, when dismantling top 1, screw on nut 2, then nut 2 drives top 1 to disassemble from main shaft 15.
As it is shown in figure 1, the bottom of described cylinder body 14 has groove 14-1, described main shaft 15 being provided with protruding 15-1, described protruding 15-1 and groove 14-1 coordinates, and the quantity of described protruding 15-1 and groove 14-1 is multiple；The effect arranging multiple groove 14-1 and protruding 15-1 is labyrinth seal, it is prevented that abrasive dust enters, and affects cylinder body and moves down distance.
As it is shown in figure 1, have motor water cooling import 16-1 and motor water cooling outlet 16-2 on described casing 16, torque motor 8 being cooled down, described motor water cooling import 16-1 is positioned at the top of motor water cooling outlet 16-2.
In the present embodiment, described turntable bearing 7 is ZKLDF type turntable bearing.
In the present embodiment, described pressure chamber 20 is annular housing, can cylinder body 14 be pressed uniformly.
In conjunction with Fig. 3, operation principle of the present utility model is: when adopting gear grinding machine with worm grinding wheel processing part (such as axle type gear) 23 of this utility model rotary table, first, one end of axle type gear 23 is arranged on collet 3, being held out against by the other end of axle type gear 23 on the tailstock center 24 of gear grinding machine with worm grinding wheel, axle type gear 23 is positioned by top 1 and tailstock center 24 of rotary table.Then, being engaged with axle type gear 23 by the emery wheel 25 of gear grinding machine with worm grinding wheel, start gear grinding machine with worm grinding wheel, the startup stage that at this moment gear grinding machine with worm grinding wheel being in, axle type gear 23 rotates along with emery wheel 25 and rotates freely, and torque motor 8 is in idling conditions.After emery wheel 25 with rotary table stabilization of speed, hydraulic oil is entered in swivel joint 11, hydraulic oil passes sequentially through oilhole 22 again and oil duct 21 enters in pressure chamber 20, piston 13 is motionless, cylinder body 14 is pressed by hydraulic oil so that cylinder body 14 moves down, then the slip tapered sleeve 12 being connected with cylinder body 14 also moves down, so that the axle type gear 23 putting into collet 3 is in clamped condition, carry out grinding.During grinding, torque motor 8 drives main shaft 15 to rotate, it is connected owing to main shaft 15 is fixing with piston 13, piston 13, fairlead 4 and collet 3 piston 13 three are fixed together, main shaft 15 is fixing with encoder installation axle 17 to be connected, top 1 is arranged on main shaft 15, therefore main shaft 15, piston 13, fairlead 4, collet 3, top 1 and encoder install axle 17 as an integral-rotation；Due to cylinder body 14 and piston 13 frictional fit, therefore cylinder body 14 rotates with piston 13, and due to slip tapered sleeve 12 and fairlead 4 frictional fit, therefore slip tapered sleeve 12 fairlead 4 is with rotating, and namely slip tapered sleeve 12 also rotates with main shaft 15 with cylinder body 14.To be ground complete after hydraulic oil-returning, back-moving spring 5 makes slip tapered sleeve 12 reset, and axle type gear 23 unclamps, completion of processing.
The above; it it is only preferred embodiment of the present utility model; not this utility model is imposed any restrictions; every any simple modification, change and equivalent structure transformation above example made according to this utility model technical spirit, all still falls within the protection domain of technical solutions of the utility model.
Claims (10)
- null1. a gear grinding machine with worm grinding wheel rotary table，It is characterized in that: include casing (16) and main shaft (15)，The bottom of described casing (16) is fixed with motor fixing plate (10)，The bottom of described main shaft (15) is stretched in casing (16) and is rotationally connected by turntable bearing (7) and casing (16)，The outer ring of described turntable bearing (7) is fixed on casing (16)，The inner ring of described turntable bearing (7) is fixing with main shaft (15) to be connected，The top of described main shaft (15) is positioned at casing (16) outward，Torque motor (8) it is provided with in described casing (16)，Described torque motor (8) is arranged on motor fixing plate (10)，The rotor of described torque motor (8) is fixing with main shaft (15) to be connected，The top of described main shaft (15) is arranged with cylinder body (14) and slip tapered sleeve (12)，Described slip tapered sleeve (12) is positioned at the top of cylinder body (14) and fixing with cylinder body (14) is connected，The bottom of described cylinder body (14) coordinates with main shaft (15)，The piston (13) with cylinder body (14) frictional fit it is provided with between described cylinder body (14) and main shaft (15)，The inwall of described cylinder body (14) is provided with pressure step (19)，Described pressure step (19)、Pressure chamber (20) is formed between piston (13) and main shaft (15) three，Collet (3) and fairlead (4) it is provided with between described slip tapered sleeve (12) and main shaft (15)，Described fairlead (4) is set on collet (3)，Described slip tapered sleeve (12) and fairlead (4) frictional fit，Described fairlead (4)、Collet (3) and piston (13) three are fixed together，Described piston (13) is fixing with main shaft (15) to be connected，The top of described main shaft (15) is provided with top (1)，Described main shaft (15) has the oil duct (21) connected with the chamber that presses (20).
- null2. the gear grinding machine with worm grinding wheel rotary table described in claim 1，It is characterized in that: described motor fixing plate (10) is fixed with encoder rack (18)，The top of described encoder rack (18) is positioned at casing (16)，It is provided with encoder in described casing (16) and axle (17) is installed，The lower end of the upper end and main shaft (15) that axle (17) installed by described encoder is fixed and is connected，Described encoder is installed the lower end of axle (17) and is connected to hydraulic rotary joint (11)，Described hydraulic rotary joint (11) is positioned at casing (16) outward，Described encoder is installed and is provided with encoder (9) on axle (17)，Described encoder (9) is positioned at encoder rack (18)，Described encoder is installed and is had oilhole (22) on axle (17)，The upper end of described oilhole (22) connects with the lower end of oil duct (21)，The lower end of described oilhole (22) connects with the media port of hydraulic rotary joint (11)，The upper end of described oil duct (21) connects with pressure chamber (20).
- 3. the gear grinding machine with worm grinding wheel rotary table described in claim 2, it is characterised in that: described encoder (9) is hollow type rotary encoder.
- 4. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterized in that: between described slip tapered sleeve (12) and piston (13), be vertically arranged with back-moving spring (5), one end of described back-moving spring (5) holds out against in the upper inside wall of slip tapered sleeve (12), the other end of described back-moving spring (5) holds out against on the upper surface of piston (13), and described back-moving spring (5) passes fairlead (4) and collet (3).
- 5. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterized in that: between described slip tapered sleeve (12) and fairlead (4), be provided with the first sealing ring (6-1), it is provided with the second sealing ring (6-2) between described cylinder body (14) and piston (13), between described cylinder body (14) and main shaft (15), is provided with the 3rd sealing ring (6-3).
- 6. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterized in that: described top (1) is arranged on the axis place of main shaft (15), described top (1) is above threaded nut (2), and described nut (2) is positioned at the top of main shaft (15).
- 7. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterized in that: the bottom of described cylinder body (14) has groove (14-1), described main shaft (15) is provided with projection (15-1), described projection (15-1) and groove (14-1) coordinate, and the quantity of described projection (15-1) and groove (14-1) is multiple.
- 8. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterized in that: having motor water cooling import (16-1) and motor water cooling outlet (16-2) on described casing (16), described motor water cooling import (16-1) is positioned at the top of motor water cooling outlet (16-2).
- 9. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterised in that: described turntable bearing (7) is ZKLDF type turntable bearing.
- 10. the gear grinding machine with worm grinding wheel rotary table described in claim 1, it is characterised in that: described pressure chamber (20) is annular housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620152362.7U CN205393690U (en) | 2016-02-29 | 2016-02-29 | Gear grinding machine with worm grinding wheel swivel work head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620152362.7U CN205393690U (en) | 2016-02-29 | 2016-02-29 | Gear grinding machine with worm grinding wheel swivel work head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205393690U true CN205393690U (en) | 2016-07-27 |
Family
ID=56949112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620152362.7U Withdrawn - After Issue CN205393690U (en) | 2016-02-29 | 2016-02-29 | Gear grinding machine with worm grinding wheel swivel work head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205393690U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562839A (en) * | 2016-02-29 | 2016-05-11 | 西安贝吉姆机床股份有限公司 | Rotating workbench for worm grinding wheel gear grinding machine |
| CN109848487A (en) * | 2019-03-06 | 2019-06-07 | 南安市莱康机械科技有限公司 | A kind of spiral bevel gear gear grinding clamp |
| CN110005016A (en) * | 2019-04-10 | 2019-07-12 | 柳州柳工挖掘机有限公司 | Centre of gyration connector and excavator |
| CN113738768A (en) * | 2021-08-03 | 2021-12-03 | 九江精密测试技术研究所 | High-precision simplified shafting structure suitable for inverted rotary table |
-
2016
- 2016-02-29 CN CN201620152362.7U patent/CN205393690U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562839A (en) * | 2016-02-29 | 2016-05-11 | 西安贝吉姆机床股份有限公司 | Rotating workbench for worm grinding wheel gear grinding machine |
| CN109848487A (en) * | 2019-03-06 | 2019-06-07 | 南安市莱康机械科技有限公司 | A kind of spiral bevel gear gear grinding clamp |
| CN109848487B (en) * | 2019-03-06 | 2020-09-15 | 湖南金程齿轮传动机械有限公司 | Spiral bevel gear grinding clamp |
| CN110005016A (en) * | 2019-04-10 | 2019-07-12 | 柳州柳工挖掘机有限公司 | Centre of gyration connector and excavator |
| CN113738768A (en) * | 2021-08-03 | 2021-12-03 | 九江精密测试技术研究所 | High-precision simplified shafting structure suitable for inverted rotary table |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160727 Effective date of abandoning: 20170825 |
|
| AV01 | Patent right actively abandoned |