CN110340449A - A kind of gear grinding machines - Google Patents
A kind of gear grinding machines Download PDFInfo
- Publication number
- CN110340449A CN110340449A CN201910585187.9A CN201910585187A CN110340449A CN 110340449 A CN110340449 A CN 110340449A CN 201910585187 A CN201910585187 A CN 201910585187A CN 110340449 A CN110340449 A CN 110340449A
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- axis
- axle box
- revolution axle
- guide rail
- axis guide
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- 238000001816 cooling Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 2
- 241001416181 Axis axis Species 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F1/00—Making gear teeth by tools of which the profile matches the profile of the required surface
- B23F1/02—Making gear teeth by tools of which the profile matches the profile of the required surface by grinding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F15/00—Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of gear grinding machines, comprising: fuselage is provided with X-axis guide rail on side wall；Second revolution axle box, is slidably mounted in X-axis guide rail, and rotating shaft B axle is arranged inside, and the end of rotating shaft B axle is equipped with the first revolution axle box, is provided with work spindle A axis in the first revolution axle box, the end of work spindle A axis is equipped with workpiece；Slide unit is movably mounted on fuselage and is located at the top of the second revolution axle box, and third revolution axle box is provided on slide unit, is provided with grinding wheel spindle C axis in third revolution axle box, grinding wheel spindle C axis lower end is equipped with grinding wheel；Cooling oil box is arranged in the lower section of the first revolution axle box along the x axis.Three shifting axles of the invention are arranged compared with for traditional structure without stacking, therefore are dismounted easily, and production efficiency both can be improved, also facilitate maintenance, and distribution of weight is more reasonable, will not seem top-heavy, and then can also mitigate the counterweight of fuselage, reduce equipment volume.
Description
Technical field
The invention belongs to gear machining apparatus technical fields, and in particular to a kind of gear grinding machines.
Background technique
Gear grinding machines are provided with six shaft transmissions, specifically include 3 rotations to realize the gear teeth processing to spiral bevel gear
Shaft and 3 shifting axles, shifting axle include realizing grinding wheel and the mobile X, Y, Z axis adjusted of workpiece space, and rotary shaft includes workpiece
Shaft, grinding wheel shaft and the balance staff for adjusting angle between workpiece shaft, grinding wheel shaft.In addition gear grinding machines further include a crushing
Device, therefore also referred to as seven axle construction.
Gear grinding machines on the market at present mainly include fuselage and grinding wheel case, workpiece box positioned at front fuselage, middle fuselage
On be provided with slide capable of sliding back and forth, slide upper end is provided with the slide unit that can be horizontally slipped, and grinding wheel case can slide up and down to peace
Grinding wheel shaft is arranged to form X, Y, Z axis in front end face loaded on slide unit in grinding wheel case, and workpiece box is rotatably installed
Workpiece shaft is arranged in lower section on fuselage and positioned at grinding wheel case in workpiece box, to form 3 rotary shafts.In this knot
Realize that the guide rail that slides back and forth of slide is built in fuselage in structure, dismounting difficulty is big, maintenance difficult, and total designs cloth
Office is unreasonable, it appears top-heavy.
Summary of the invention
To solve the above-mentioned problems, the present invention provide it is a kind of be dismounted easily, rationally distributed gear grinding machines.
The present invention solves a kind of technical solution used by its technical problem:
A kind of gear grinding machines, comprising:
Fuselage is provided with the X-axis guide rail extended along horizontal axis X-direction on the fuselage side wall；
Second revolution axle box, the second rotating shaft box body-sliding are installed in X-axis guide rail, the second revolution axle box
It is provided with the rotating shaft B axle for being horizontally and perpendicularly to X-axis guide rail in vivo, the end of the rotating shaft B axle extends the second rotating shaft
The outside of cabinet is simultaneously fixedly installed with the first revolution axle box, is provided perpendicular to rotating shaft B in the first revolution axle box
The work spindle A axis of axis, the end of the work spindle A axis are equipped with workpiece；
Slide unit, the slide unit can be installed on fuselage and be located at the second revolution axle box with moving along horizontal axis Y-axis
Top, the slide unit are provided with third revolution axle box in the side close to the first revolution axle box, and the third turns round axle box
Body can be installed on slide unit with moving along vertical axial Z axis, and be provided with grinding wheel spindle C axis in third revolution axle box,
The grinding wheel spindle C axis is parallel to vertical axial Z axis, and its lower end is equipped with grinding wheel；
Cooling oil box, the cooling oil box are arranged in the lower section of the first revolution axle box along the x axis.
Preferably, the X-axis guide rail is provided with two groups and is distributed up and down, and the fuselage is arranged between two groups of X-axis guide rails
There is installation cavity, the second revolution axle box includes cabinet main body and the mounting portion for being set to cabinet main body upper and lower side, the peace
Dress portion is slidably mounted in X-axis guide rail and cabinet main body is placed in installation cavity.
Preferably, the fuselage is provided with the Y-axis guide rail extended along the y axis, and the slide unit is installed in Y-axis guide rail；
The slide unit is provided with the Z axis guide rail extended along Z-direction, and the third revolution axle box is installed in Z axis guide rail.
Preferably, further includes:
First driving mechanism, be set on fuselage and be sequentially connected second revolution axle box, with for control second revolution
Axle box in X-axis guide rail in moving；
Second driving mechanism, is set on fuselage and the slide unit that is sequentially connected, to move up for controlling slide unit in Y-axis guide rail
It is dynamic；
Third driving mechanism, be set to slide unit close to first revolution axle box side side wall on and the third that is sequentially connected
Axle box is turned round, for controlling third revolution axle box in moving in Z axis guide rail.
Preferably, first driving mechanism, the second driving mechanism and third driving mechanism are motor lead screw mechanism or straight
Line motor or cylinder or oil cylinder.
Preferably, dresser is provided on the first revolution axle box.
The beneficial effects of the present invention are:
First, three shifting axles are arranged compared with for traditional structure without stacking, therefore are dismounted easily, and production both can be improved
Efficiency also facilitates maintenance；
Second, distribution of weight is more reasonable, will not seem top-heavy, and then can also mitigate the counterweight of fuselage, and diminution is set
Standby volume；
Third alleviates the overall weight of grinding wheel part, therefore can reduce the defeated of driving mechanism for traditional structure
Power out reduces production cost；
4th, when being adjusted, grinding wheel synchronous can be carried out with workpiece, help to improve processing efficiency.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples:
Fig. 1 is the structural schematic diagram at the first visual angle of the invention；
Fig. 2 is the structural schematic diagram at the second visual angle of the invention；
Fig. 3 is the structural schematic diagram at third visual angle of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.
Embodiment 1
Referring to Fig.1~Fig. 3, the present invention provide a kind of gear grinding machines, comprising:
Fuselage 100 is provided with the X-axis guide rail 201 extended along horizontal axis X-direction on 100 side wall of fuselage；
Second revolution axle box 200, the second revolution axle box 200 are slidably mounted in X-axis guide rail 201, and described the
The rotating shaft B axle for being horizontally and perpendicularly to X-axis guide rail 201, the end of the rotating shaft B axle are provided in two-revolution axle box 200
It extends the outside of the second revolution axle box 200 and is fixedly installed with the first revolution axle box 300, the first revolution axle box
The work spindle A axis of rotating shaft B axle is provided perpendicular in 300, the end of the work spindle A axis is equipped with workpiece；
Slide unit 400, the slide unit 400 can be installed on fuselage 100 and be located at the second revolution with moving along horizontal axis Y-axis
The top of axle box 200, the slide unit 400 are provided with third revolution axle box in the side close to the first revolution axle box 300
500, the third revolution axle box 500 can be installed on slide unit 400 with moving along vertical axial Z axis, and the third is turned round
Grinding wheel spindle C axis is provided in axle box 500, the grinding wheel spindle C axis is parallel to vertical axial Z axis, and its lower end is equipped with
Grinding wheel；
Cooling oil box 600, the cooling oil box 600 are arranged in the lower section of the first revolution axle box 300 along the x axis.
Since three shifting axles are set to one with grinding wheel part in traditional gear grinding machines structure, and will in the present invention
Realize that the mobile X-axis guide rail of X-direction is set to workpiece portion, so that the gear grinding machines in the present invention have following advantages:
First, three shifting axles are arranged compared with for traditional structure without stacking, therefore are dismounted easily, and production both can be improved
Efficiency also facilitates maintenance；
Second, distribution of weight is more reasonable, will not seem top-heavy, and then can also mitigate the counterweight of fuselage 100, reduces
Equipment volume；
Third alleviates the overall weight of grinding wheel part, therefore can reduce respective drive mechanism for traditional structure
Output power, reduce production cost；
4th, when being adjusted, grinding wheel synchronous can be carried out with workpiece, help to improve processing efficiency；
5th, cooling oil box 600 is set to the lower section of the first revolution axle box 300, can pass through control the in processing
Single-revolution axle box 300 rotates 180 ° to realize left-handed and dextrorotation Machining Spiral Bevel Gear, while timely collecting roll flute and adding
Cooling oil in work.
As depicted in figs. 1 and 2, X-axis guide rail 201 described in the present embodiment is provided with two groups and is distributed up and down, the fuselage
100 are provided with installation cavity between two groups of X-axis guide rails 201, and the second revolution axle box 200 includes cabinet main body and is set to
The mounting portion of cabinet main body upper and lower side, the mounting portion are slidably mounted in X-axis guide rail 201 and cabinet main body are made to be placed in peace
In behaveing affectedly.
In order to realize the mobile adjusting of the second revolution axle box 200 along the x axis, first is provided on the fuselage 100
Driving mechanism, the second revolution of the first driving mechanism transmission connection axle box 200, for controlling the second revolution axle box
200 move in X-axis guide rail 201.Specifically, first driving mechanism includes X-axis screw rod 203 and the first driving motor 202,
The X-axis screw rod 203 is arranged in installation cavity and is threadedly coupled with the second revolution axle box 200, first driving motor 202
It is installed on fuselage 100 and the X-axis screw rod 203 that is sequentially connected.As shown, being opened up and X-axis screw rod on the second revolution axle box 200
The threaded hole of 203 adaptations, so that X-axis screw rod 203 extends there through, and then drives in X-axis screw rod 203 with the first driving motor 202
When rotation, moved along X-axis guide rail 201.The transmission connection of first driving motor 202 and X-axis screw rod 203, which can be, passes through shaft coupling
Device connection, also can be set belt, belt pulley, is driven by belt.
Further, in order to realize the mobile control of slide unit 400, the upper end of the fuselage 100 is provided with prolongs along the y axis
The Y-axis guide rail 401 and the second driving mechanism stretched, the slide unit 400 are installed in Y-axis guide rail 401 and by the second driving mechanisms
Driving.As shown in Figure 1-Figure 3, the Y-axis guide rail 401 is provided with two and is located at the both ends of slide unit 400, to be used to support slide unit
400, second driving mechanism includes Y-axis screw rod 403 and the second driving motor 402, and the Y-axis screw rod 403 is arranged in fuselage
On 100 and it is located between two Y-axis guide rails 401, while the Y-axis screw rod 403 is threadedly coupled with slide unit 400, described second drives
Dynamic motor 402 is set to the one end of Y-axis screw rod 403 far from third revolution axle box 500 and the Y-axis screw rod 403 that is sequentially connected.With X
Axial filament bar 203 is identical, both can be direct-connected by shaft coupling between Y-axis screw rod 403 and the second driving motor 402, can also lead to
Cross belt, belt pulley realizes connection.
As depicted in figs. 1 and 2, the slide unit 400 is provided on the side wall of the side close to the first revolution axle box 300
The Z axis guide rail 501 extended along Z-direction, and third driving mechanism is provided on the slide unit 400, the third rotating shaft
Cabinet 500 is installed in Z axis guide rail 501 and is driven by third driving mechanism.Specifically, the Z axis guide rail 501 is provided with two
Root, the third driving mechanism include Z axis screw rod 503 and third driving motor 502, and the Z axis screw rod 503 is arranged in slide unit
On 400 and it is located between two Z axis guide rails 501, while is threadedly coupled with third revolution axle box 500, the third driving electricity
Machine 502 is set to the top of Z axis screw rod 503 and the Z axis screw rod 503 that is sequentially connected.It is identical with X-axis screw rod 203, Z axis screw rod 503
Both can be direct-connected by shaft coupling between third driving motor 502, connection can also be realized by belt, belt pulley.
In the present embodiment, X-axis screw rod 203, Y-axis screw rod 403 and Z axis screw rod 503 be respectively arranged at two X-axis guide rails 201,
The stability of transmission can be effectively ensured in the position of center line of Y-axis guide rail 401 and Z axis guide rail 501 in this way in transmission process,
It avoids the problem that unilateral serious wear generation, and then prolongs the service life.And X-axis screw rod 203, Y may be implemented in setting in this way
The concealed installation of axial filament bar 403 and Z axis screw rod 503 is conducive to the globality for keeping equipment appearance.And as shown, originally
The two sides of X-axis guide rail 201, Y-axis guide rail 401 and Z axis guide rail 501 are respectively provided with indent conduit in embodiment, and corresponding second
Revolution axle box 200, slide unit 400 and third revolution axle box 500 are provided with the protrusion being adapted to therewith and are clamped in the inner, thus
Anticreep is realized when being slidably mounted in X-axis guide rail 201, Y-axis guide rail 401 and Z axis guide rail 501.And in the present embodiment for
The purpose that structure simplifies, X-axis guide rail 201, Y-axis guide rail 401 and Z axis guide rail 501 are provided only with two, it is clear that in actual production
The X-axis guide rail 201, Y-axis guide rail 401 and Z axis guide rail 501 of other quantity can be set in journey.
In addition, the axis of work spindle A described in the present embodiment is provided with clamping workpiece turntable, to be used for clamping workpiece.And
And it is described first revolution axle box 300 be provided with driving work spindle A axis rotation workpiece rotation driving motor, described second time
Shaft cabinet 200 is provided with the workpiece unidirectional driving motor of driving rotating shaft B axle rotation, and the third revolution axle box 500 is set
It is equipped with the grinding wheel rotary drive motor of driving grinding wheel spindle C axis rotation.Wherein workpiece rotation driving motor and work spindle A axis it
Between, between workpiece unidirectional driving motor and rotating shaft B axle, between grinding wheel rotary drive motor and grinding wheel spindle C axis either
The form of motor direct-connected, the mode for being also possible to motor combination gear or belt transmission realize transmission.Since this class formation belongs to
In common knowledge, therefore to its specific structure, therefore not to repeat here.
In conclusion alleviating the overall weight of grinding wheel part, therefore for the gear grinding machines in the present invention are compared with traditional structure
It can reduce the counterweight of 100 bottom of fuselage, and then reduce volume, weight, reduce production cost.Wherein the second revolution axle box
200 are installed on the side wall of fuselage 100, slide unit 400 is installed on the upper end of fuselage 100, between the two compared with not having for traditional structure
Stack setting, easy dismounting difficulty is easy to repair.And during six axle construction are adjusted, grinding wheel and workpiece can be with
It is synchronous to carry out, improve production efficiency.
In addition to this, dresser 700 is provided on the first revolution axle box 300.In the actual production process,
The linear guide can both be parallel to the setting of work spindle A axis, and can also form an angle setting with work spindle A axis, flat
Row in work spindle A axis setting when, need to keep a fixed spacing with the work pieces process region that is staggered, and with work spindle A axis at
When certain angle setting, 300 suitable position of the first revolution axle box need to be only rotated when carrying out crushing.By hydraulic
The mode of cylinder driving is more stable, reliable, practical.
Embodiment 2
The present embodiment based on embodiment 1, the difference is that, the first driving mechanism in the present embodiment, second drive
Motivation structure and third driving mechanism are set as linear motor, cylinder or oil cylinder, directly control the movement of corresponding component, reduce screw rod
Setting, achieve the purpose that structure optimization.
Above-described embodiment is preferred embodiment of the invention, and the present invention can also have other embodiments.The technology of this field
Personnel can also make equivalent deformation or replacement on the premise of without prejudice to spirit of the invention, these equivalent variation or replacement are wrapped
It is contained in range set by the claim of this application.
Claims (6)
1. a kind of gear grinding machines characterized by comprising
Fuselage is provided with the X-axis guide rail extended along horizontal axis X-direction on the fuselage side wall；
Second revolution axle box, the second rotating shaft box body-sliding are installed in X-axis guide rail, in the second revolution axle box
It is provided with the rotating shaft B axle for being horizontally and perpendicularly to X-axis guide rail, the end of the rotating shaft B axle extends the second revolution axle box
Outside and be fixedly installed with the first revolution axle box, it is described first revolution axle box in be provided perpendicular to rotating shaft B axle
The end of work spindle A axis, the work spindle A axis is equipped with workpiece；
Slide unit, the slide unit can be installed on fuselage and be located at the top of the second revolution axle box with moving along horizontal axis Y-axis,
The slide unit is provided with third revolution axle box in the side close to the first revolution axle box, and the third revolution axle box can edge
It is installed on slide unit to vertical axial direction Z axis movement, and is provided with grinding wheel spindle C axis, the sand in third revolution axle box
Wheel main shaft C axis is parallel to vertical axial Z axis, and its lower end is equipped with grinding wheel；
Cooling oil box, the cooling oil box are arranged in the lower section of the first revolution axle box along the x axis.
2. a kind of gear grinding machines according to claim 1, which is characterized in that the X-axis guide rail is provided with two groups and divides up and down
Cloth, the fuselage are provided with installation cavity between two groups of X-axis guide rails, and the second revolution axle box includes cabinet main body and setting
In the mounting portion of cabinet main body upper and lower side, the mounting portion is slidably mounted in X-axis guide rail and cabinet main body is made to be placed in peace
In behaveing affectedly.
3. a kind of gear grinding machines according to claim 2, which is characterized in that the fuselage is provided with the Y extended along the y axis
Axis rail, the slide unit are installed in Y-axis guide rail；The slide unit is provided with the Z axis guide rail extended along Z-direction, the third
Revolution axle box is installed in Z axis guide rail.
4. a kind of gear grinding machines according to claim 3, which is characterized in that further include:
First driving mechanism, be set on fuselage and be sequentially connected second revolution axle box, with for control second revolution axle box
Body in X-axis guide rail in moving；
Second driving mechanism, is set on fuselage and the slide unit that is sequentially connected, for controlling slide unit in moving in Y-axis guide rail；
Third driving mechanism is set to slide unit on the side wall of the side of the first revolution axle box and the third that is sequentially connected is turned round
Axle box, for controlling third revolution axle box in moving in Z axis guide rail.
5. a kind of gear grinding machines according to claim 4, which is characterized in that first driving mechanism, the second driving mechanism
It is motor lead screw mechanism or linear motor or cylinder or oil cylinder with third driving mechanism.
6. a kind of gear grinding machines according to claim 1-5, which is characterized in that set on the first revolution axle box
It is equipped with dresser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910585187.9A CN110340449A (en) | 2019-07-01 | 2019-07-01 | A kind of gear grinding machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910585187.9A CN110340449A (en) | 2019-07-01 | 2019-07-01 | A kind of gear grinding machines |
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| Publication Number | Publication Date |
|---|---|
| CN110340449A true CN110340449A (en) | 2019-10-18 |
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| CN201910585187.9A Pending CN110340449A (en) | 2019-07-01 | 2019-07-01 | A kind of gear grinding machines |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805008A (en) * | 2020-06-19 | 2020-10-23 | 湖南中大创远数控装备有限公司 | Numerical control spiral bevel gear milling machine |
| CN113218307A (en) * | 2021-04-29 | 2021-08-06 | 无锡地心科技有限公司 | High-precision optical fiber six-axis positioning platform |
| WO2024027597A1 (en) * | 2022-08-05 | 2024-02-08 | 湖南中大创远数控装备有限公司 | Tool grinding machine |
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| CN201685166U (en) * | 2010-03-19 | 2010-12-29 | 广州市敏嘉制造技术有限公司 | Numerically-controlled composite grinding center |
| CN102554627A (en) * | 2012-01-06 | 2012-07-11 | 广州市敏嘉制造技术有限公司 | Special numerical-control grinding and milling machine for cams with arc-shaped surfaces |
| CN104690369A (en) * | 2013-12-06 | 2015-06-10 | 湖南中大创远数控装备有限公司 | Gear processing lathe |
| CN107350580A (en) * | 2017-08-30 | 2017-11-17 | 大连远东工具有限公司 | A kind of full-automatic complicated helix grinding machine and application method |
| CN210677199U (en) * | 2019-07-01 | 2020-06-05 | 湖南中大创远数控装备有限公司 | Gear grinding machine |
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2019
- 2019-07-01 CN CN201910585187.9A patent/CN110340449A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101559574A (en) * | 2008-04-18 | 2009-10-21 | 北京胜为弘技数控装备有限公司 | Numerical control abrasive belt grinding machine with six-axis linkage |
| CN201685166U (en) * | 2010-03-19 | 2010-12-29 | 广州市敏嘉制造技术有限公司 | Numerically-controlled composite grinding center |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111805008A (en) * | 2020-06-19 | 2020-10-23 | 湖南中大创远数控装备有限公司 | Numerical control spiral bevel gear milling machine |
| CN113218307A (en) * | 2021-04-29 | 2021-08-06 | 无锡地心科技有限公司 | High-precision optical fiber six-axis positioning platform |
| WO2024027597A1 (en) * | 2022-08-05 | 2024-02-08 | 湖南中大创远数控装备有限公司 | Tool grinding machine |
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