CN114233756A - Engineering machine tool rotary platform bearing structure - Google Patents
Engineering machine tool rotary platform bearing structure Download PDFInfo
- Publication number
- CN114233756A CN114233756A CN202111589239.3A CN202111589239A CN114233756A CN 114233756 A CN114233756 A CN 114233756A CN 202111589239 A CN202111589239 A CN 202111589239A CN 114233756 A CN114233756 A CN 114233756A
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- China
- Prior art keywords
- groove
- wall
- rotary
- rotary platform
- driving motor
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- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
- F16C33/6674—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to the amount supplied, e.g. gaps to restrict flow of the liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N29/00—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems
- F16N29/02—Special means in lubricating arrangements or systems providing for the indication or detection of undesired conditions; Use of devices responsive to conditions in lubricating arrangements or systems for influencing the supply of lubricant
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/1004—Structural association with clutches, brakes, gears, pulleys or mechanical starters with pulleys
- H02K7/1008—Structural association with clutches, brakes, gears, pulleys or mechanical starters with pulleys structurally associated with the machine rotor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a supporting structure of a rotary platform of engineering machinery, which comprises a fixed table, wherein a rotary groove is formed in the middle of the upper surface of the fixed table, an installation groove is fixedly arranged in the middle of the inner wall of the bottom end of the rotary groove, a driving motor is fixedly arranged on the inner wall of the bottom end of the installation groove, a motor shaft of the driving motor is fixedly connected with a rotary rod, the top end of the rotary rod is fixedly connected with the middle of the lower surface of the rotary table, and an annular supporting table is fixedly arranged on the outer side of the inner wall of the bottom end of the rotary groove. The invention bears the axial force, the radial force and the composite force of the axial force and the radial force through the combination of the limiting groove, the limiting block, the supporting table, the rolling groove and the ball, further improves the stability of the revolving platform during rotation, can quickly stop the revolving platform from rotating through the combination of the accommodating groove, the electric telescopic rod, the push plate, the positioning teeth and the gear ring, and avoids the influence on the use precision caused by the continuous rotation of the revolving platform under the inertia operation after the driving motor stops working.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a rotary platform supporting structure of engineering machinery.
Background
According to patent CN113738757A, a supporting structure for a revolving platform of a construction machine comprises: the outer side wall of the upper inner ring is an outer inverted conical surface, and the outer inverted conical surface is provided with a circle of circumferential first annular sliding grooves; the upper end surface of the upper support ring is fixedly connected with the small end surface of the upper inner ring, the outer diameter of the upper support ring is larger than the diameter of the small end surface of the upper inner ring, the lower end surface of the upper support ring is vertical to the axial direction of the upper support ring, and a second annular sliding groove is formed in the lower end surface of the upper support ring; the upper end face of the lower support ring is perpendicular to the axial direction of the upper support ring, a third annular sliding groove matched with the second annular sliding groove is formed in the upper end face of the lower support ring, and a plurality of first balls are arranged between the second annular sliding groove and the third annular sliding groove; the inner side wall of the composite outer ring is provided with an inner inverted conical surface matched with the outer inverted conical surface.
The inventor finds that at least the following problems in the prior art are not solved, 1, the rotary platform in the comparison file has no corresponding brake structure, when the rotary platform stops rotating, the rotary platform can continue to rotate in a small range due to the rotating inertia, the use precision is influenced, 2, the comparison file needs a worker to manually add lubricating oil, the working efficiency is low, the adding amount of the lubricating oil cannot be controlled, and 3, the comparison file needs the worker to manually control the rotating position of the rotary platform, and the automation degree is low.
Disclosure of Invention
The invention aims to provide a supporting structure of a rotary platform of engineering machinery, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a supporting structure of a rotary platform of engineering machinery comprises a fixed table, wherein a rotary groove is formed in the middle of the upper surface of the fixed table, a mounting groove is fixedly arranged in the middle of the inner wall of the bottom end of the rotary groove, a driving motor is fixedly arranged on the inner wall of the bottom end of the mounting groove, a rotating rod is fixedly connected to a motor shaft of the driving motor, the top end of the rotating rod is fixedly connected with the middle of the lower surface of the rotary table, an annular supporting table is fixedly arranged on the outer side of the inner wall of the bottom end of the rotary groove, an annular rolling groove is formed in the middle of the upper surface of the supporting table, balls are movably connected inside the rolling groove, a lubricating oil groove is formed in the right lower end of the inner part of the fixed table, an accommodating groove is formed in the left side of the inner wall of the bottom end of the rotary groove, an electric telescopic rod is fixedly arranged on the inner wall of the bottom end of the accommodating groove, the top end of the electric telescopic rod is fixedly connected with the middle of the bottom side of a push plate, the middle part fixed mounting of push pedal upper surface has the location tooth, the ring gear is installed in the outside of revolving platform lower surface, location tooth and ring gear meshing, the annular spacing groove has been seted up at the middle part of rotating inslot wall, the stopper is installed to the middle part symmetry on revolving platform left side and right side, spacing groove and stopper sliding connection, the middle part of fixed station front side is provided with the controller.
As a preferred embodiment of the present invention, an oil pump is fixedly installed on the left side of the inner wall of the bottom end of the lubricating oil groove, an oil outlet pipe on the left side of the oil pump is communicated with the rolling groove, an oil filling port is formed through the upper end of the inner wall of the right side of the lubricating oil groove, and a plug is connected to the internal thread of the oil filling port.
As a preferred embodiment of the present invention, an infrared receiver is disposed on an inner wall of the limiting groove, and an infrared emitter is disposed in a middle portion of an outer side of the limiting block at the left end.
In a preferred embodiment of the present invention, an electromagnetic flow valve is disposed inside the oil outlet pipe, and the electromagnetic flow valve is disposed inside the lubricant tank.
As a preferred embodiment of the present invention, a liquid level sensor is disposed at a lower end of a right inner wall of the lubricating oil groove, and a warning light is fixedly mounted at a lower end of a right side of the fixing table.
In a preferred embodiment of the present invention, the infrared emitter is horizontally flush with the infrared receiver, and a signal output end of the infrared emitter is connected with a signal input end of the infrared receiver.
In a preferred embodiment of the present invention, the outer side of the ball is connected to the bottom side of the turntable by contact, and the ball is matched with the size of the rolling groove.
As a preferred embodiment of the present invention, an input end of the controller is electrically connected to an external power source through a wire, an output end of the controller is electrically connected to input ends of the driving motor, the oil pump, the electromagnetic flow valve, the electric telescopic rod and the warning light through wires, data output ends of the infrared receiver and the liquid level sensor are connected to a data input end of the controller, and a signal output end of the controller is connected to signal input ends of the driving motor and the warning light.
Compared with the prior art, the invention has the following beneficial effects:
1. the rotary table can be driven to rotate in the rotating groove by the work of the driving motor, the axial force, the radial force and the composite force of the axial force, the radial force and the composite force are borne by the combination of the limiting groove, the limiting block, the supporting table, the rolling groove and the rolling balls, the stability of the rotary table during rotation is further improved, the rotary table can be rapidly stopped rotating by the combination of the accommodating groove, the electric telescopic rod, the push plate, the positioning teeth and the gear ring, and the problem that the use precision is influenced because the rotary table continues to rotate under the inertia operation after the driving motor stops working is avoided.
2. The invention can automatically guide the lubricating oil in the lubricating oil groove into the rolling groove by combining the oil pump and the oil outlet pipe, and further automatically lubricate the balls in the rolling groove, thereby reducing the abrasion of the balls and prolonging the service life of the balls.
3. According to the invention, through the combination of the infrared emitters and the infrared receivers, when the infrared emitters are horizontally aligned with the corresponding infrared receivers, the driving motors can be automatically controlled to stop working, the rotating position of the rotary table is further automatically controlled, and the degree of automation is high.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a supporting structure of a rotary platform of an engineering machine according to the present invention;
FIG. 2 is a front view of a supporting structure of a rotary platform of an engineering machine according to the present invention;
FIG. 3 is a schematic structural diagram of a portion A of a rotary platform support structure of an engineering machine according to the present invention;
FIG. 4 is a top view of a supporting platform of a rotary platform supporting structure of an engineering machine according to the present invention;
FIG. 5 is a top view of a limiting groove of a supporting structure of a rotary platform of an engineering machine according to the present invention;
fig. 6 is a view of the bottom side of a gear ring of the rotary platform supporting structure of the engineering machinery.
In the figure: fixed station 1, rotating groove 2, mounting groove 3, driving motor 4, dwang 5, revolving platform 6, brace table 7, rolling groove 8, ball 9, lubricating oil groove 10, oil pump 11, play oil pipe 12, electromagnetic flow valve 13, oiling mouth 14, block up 15, accomodate groove 16, electric telescopic handle 17, push pedal 18, location tooth 19, ring gear 20, spacing groove 21, stopper 22, infrared receiver 23, infrared emitter 24, level sensor 25, warning light 26, controller 27.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a supporting structure of a rotary platform of engineering machinery comprises a fixed table 1, wherein a rotary groove 2 is formed in the middle of the upper surface of the fixed table 1, a mounting groove 3 is fixedly mounted in the middle of the inner wall of the bottom end of the rotary groove 2, a driving motor 4 is fixedly mounted on the inner wall of the bottom end of the mounting groove 3, a rotary rod 5 is fixedly connected to a motor shaft of the driving motor 4, the top end of the rotary rod 5 is fixedly connected with the middle of the lower surface of a rotary table 6, an annular supporting table 7 is fixedly mounted on the outer side of the inner wall of the bottom end of the rotary groove 2, an annular rolling groove 8 is formed in the middle of the upper surface of the supporting table 7, balls 9 are movably connected in the rolling groove 8, a lubricating oil groove 10 is formed in the lower right end of the interior of the fixed table 1, an accommodating groove 16 is formed in the left side of the inner wall of the bottom end of the rotary groove 2, and an electric telescopic rod 17 is fixedly mounted on the inner wall of the bottom end of the accommodating groove 16, the top end of the electric telescopic rod 17 is fixedly connected with the middle of the bottom side of the push plate 18, the middle of the upper surface of the push plate 18 is fixedly provided with a positioning tooth 19, the outer side of the lower surface of the rotary table 6 is provided with a gear ring 20, the positioning tooth 19 is meshed with the gear ring 20, the middle of the inner wall of the rotary groove 2 is provided with an annular limiting groove 21, the middle of the left side and the right side of the rotary table 6 are symmetrically provided with limiting blocks 22, the limiting grooves 21 are slidably connected with the limiting blocks 22, and the middle of the front side of the fixed table 1 is provided with a controller 27.
In the invention, the limiting groove 21 is connected with the limiting block 22 in a sliding way, the inside of the rolling groove 8 is movably connected with the ball 9, the driving motor 4 is controlled to work, the rotary table 6 can be driven to rotate stably in the rotating groove 2 through the rotating rod 5, the corresponding infrared receiver 23 is controlled to work, when the infrared emitter 24 rotates to be level and level with the corresponding infrared receiver 23, the infrared receiver 23 transmits data to the controller 27, the controller 27 automatically controls the driving motor 4 to stop working, meanwhile, the controller 27 controls the electric telescopic rod 17 to work, the positioning teeth 19 above the push plate 18 can be pushed to be meshed with the gear ring 20 at the bottom side of the rotary table 6, the rotary table 6 can be braked rapidly, the oil pump 11 is controlled to work, quantitative lubrication in the lubricating oil groove 10 can be guided into the rolling groove 8 through the electromagnetic flow valve 13 to lubricate the ball 9, when the lubricating oil in the lubricating oil groove 10 is lower than the liquid level sensor 25, the data can be transmitted to the controller 27, the controller 27 further controls the warning lamp 26 to work to remind a worker, the plug 15 is unscrewed, and the lubricating oil is injected into the lubricating oil groove 10 through the oil injection port 14.
In an optional embodiment, an oil pump 11 is fixedly mounted on the left side of the inner wall of the bottom end of the lubricating oil groove 10, an oil outlet pipe 12 on the left side of the oil pump 11 is communicated with the rolling groove 8, an oil filling port 14 penetrates through the upper end of the inner wall of the right side of the lubricating oil groove 10, and a plug 15 is connected to the inner thread of the oil filling port 14.
The oil pump 11 is operated to automatically introduce the lubricating oil in the lubricating oil groove 10 into the rolling groove 8 and further automatically lubricate the balls 9 in the rolling groove 8, thereby reducing wear of the balls 9 and improving the service life of the balls 9.
In an alternative embodiment, an infrared receiver 23 is disposed on an inner wall of the limiting groove 21, and an infrared emitter 24 is disposed at a middle portion of an outer side of the limiting block 22 at the left end.
The control of the operation of the corresponding infrared receiver 23 enables automatic control of the rotational position of the turntable 6, and thus has a high degree of automation.
In an alternative embodiment, the oil outlet pipe 12 is internally provided with an electromagnetic flow valve 13, and the electromagnetic flow valve 13 is arranged on the inner side of the lubricating oil tank 10.
It should be noted that the lubricating oil in the rolling groove 8 can be quantitatively added, and the waste caused by excessive lubricating oil in the rolling groove 8 is avoided.
In an alternative embodiment, the lower end of the right inner wall of the oil groove 10 is provided with a liquid level sensor 25, and the lower end of the right side of the fixed platform 1 is fixedly provided with a warning lamp 26.
It should be noted that the lubricating oil content in the lubricating oil groove 10 can be detected, and the worker is reminded to add in time, so that the use effect of the ball 9 in the rolling groove 8 is prevented from being influenced.
In an alternative embodiment, the infrared emitter 24 is horizontally flush with the infrared receiver 23, and a signal output terminal of the infrared emitter 24 is connected to a signal input terminal of the infrared receiver 23.
The infrared emitter 24 is flush with the infrared receiver 23, which improves the accuracy of use of the device.
In an alternative embodiment, the outer side of the ball 9 is connected in contact with the underside of the turntable 6, the ball 9 being matched to the dimensions of the rolling groove 8.
It should be noted that the rolling groove 8 can be prevented from falling off during the rotation of the ball 9.
In an alternative embodiment, the input end of the controller 27 is electrically connected to an external power source through a wire, the output end of the controller 27 is electrically connected to the input ends of the driving motor 4, the oil pump 11, the electromagnetic flow valve 13, the electric telescopic rod 17 and the warning light 26 through wires, the data output ends of the infrared receiver 23 and the liquid level sensor 25 are connected to the data input end of the controller 27, and the signal output end of the controller 27 is connected to the signal input ends of the driving motor 4 and the warning light 26.
It should be noted that the controller 27 can control the operation of the driving motor 4, the oil pump 11, the electromagnetic flow valve 13, the electric telescopic rod 17 and the warning light 26.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an engineering machine tool rotary platform bearing structure, includes fixed station (1), its characterized in that: the middle part of the upper surface of the fixed table (1) is provided with a rotating groove (2), the middle part of the inner wall of the bottom end of the rotating groove (2) is fixedly provided with a mounting groove (3), the inner wall of the bottom end of the mounting groove (3) is fixedly provided with a driving motor (4), the motor shaft of the driving motor (4) is fixedly connected with a rotating rod (5), the top end of the rotating rod (5) is fixedly connected with the middle part of the lower surface of the rotary table (6), the outer side of the inner wall of the bottom end of the rotating groove (2) is fixedly provided with an annular supporting table (7), the middle part of the upper surface of the supporting table (7) is provided with an annular rolling groove (8), the inner part of the rolling groove (8) is movably connected with a ball (9), the right lower end of the inner part of the fixed table (1) is provided with a lubricating oil groove (10), the left side of the inner wall of the bottom end of the rotating groove (2) is provided with a containing groove (16), accomodate bottom inner wall fixed mounting of groove (16) has electric telescopic handle (17), the top of electric telescopic handle (17) and the middle part fixed connection of push pedal (18) bottom side, the middle part fixed mounting of push pedal (18) upper surface has location tooth (19), ring gear (20) are installed in the outside of revolving platform (6) lower surface, location tooth (19) and ring gear (20) meshing, annular spacing groove (21) have been seted up at the middle part of rotating groove (2) inner wall, stopper (22) are installed to middle part symmetry on revolving platform (6) left side and right side, spacing groove (21) and stopper (22) sliding connection, the middle part of fixed station (1) front side is provided with controller (27).
2. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: lubricating-oil groove (10) bottom inner wall's left side fixed mounting has oil pump (11), oil pipe (12) and rolling groove (8) intercommunication on oil pump (11) left side, lubricating-oil groove (10) right side inner wall's upper end is run through and is seted up oiling mouth (14), the internal thread connection of oiling mouth (14) has jam (15).
3. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: the inner wall of spacing groove (21) is provided with infrared receiver (23), the left end the outside middle part of spacing piece (22) is provided with infrared emitter (24).
4. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 2, wherein: the inside of oil outlet pipe (12) is provided with electromagnetic flow valve (13), the inboard of lubrication groove (10) is arranged in electromagnetic flow valve (13).
5. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: the lower extreme of lubrication groove (10) right side inner wall is provided with level sensor (25), lower extreme fixed mounting on fixed station (1) right side has warning light (26).
6. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 3, wherein: the infrared transmitter (24) and the infrared receiver (23) are horizontally flush, and the signal output end of the infrared transmitter (24) is connected with the signal input end of the infrared receiver (23).
7. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 1, wherein: the outer side of the ball (9) is connected with the bottom side of the rotary table (6) in a contact mode, and the ball (9) is matched with the rolling groove (8) in size.
8. The supporting structure of the rotary platform of the engineering machinery as claimed in claim 3, wherein: the input of controller (27) passes through the wire with external power supply and constitutes the electricity and be connected, the output of controller (27) passes through the wire with driving motor (4), oil pump (11), electromagnetic flow valve (13), electric telescopic handle (17) and the input of warning light (26) and constitutes the electricity and connect, the data output part of infrared receiver (23) and level sensor (25) is connected with the data input part of controller (27), the signal output part of controller (27) is connected with the signal input part of driving motor (4) and warning light (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111589239.3A CN114233756A (en) | 2021-12-23 | 2021-12-23 | Engineering machine tool rotary platform bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111589239.3A CN114233756A (en) | 2021-12-23 | 2021-12-23 | Engineering machine tool rotary platform bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114233756A true CN114233756A (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111589239.3A Pending CN114233756A (en) | 2021-12-23 | 2021-12-23 | Engineering machine tool rotary platform bearing structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN114233756A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753838A (en) * | 2022-03-29 | 2022-07-15 | 苏州常威机械有限公司 | Multifunctional rotary table for coal mining machine |
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| CN210622690U (en) * | 2019-06-24 | 2020-05-26 | 江阴市华天工程机械有限公司 | Rotary platform of rotary drilling rig |
| CN210655164U (en) * | 2019-08-19 | 2020-06-02 | 湖南百年七星不锈钢制品有限公司 | Novel automatic blanking machine |
| CN210715619U (en) * | 2019-03-29 | 2020-06-09 | 马鞍山华东回转支承有限公司 | Be used for slewing bearing assembly platform |
| CN213764875U (en) * | 2020-12-14 | 2021-07-23 | 山东泰格尔数控机床附件有限公司 | Based on digit control machine tool is with multi-functional revolving platform |
| CN213890085U (en) * | 2020-12-15 | 2021-08-06 | 广州信龙自动化设备有限公司 | Robot maintenance platform |
| CN214146250U (en) * | 2020-11-26 | 2021-09-07 | 安徽东恩机电设备有限公司 | Engineering machine tool rotary platform bearing structure |
| CN214196956U (en) * | 2020-12-07 | 2021-09-14 | 佛山市天佰门业科技有限公司 | World bearing for door |
| CN214519157U (en) * | 2021-02-27 | 2021-10-29 | 重庆北村精密机械有限公司 | Bearing machining lathe with cooling function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382558A (en) * | 2015-12-24 | 2016-03-09 | 浙江博雷重型机床制造有限公司 | Integrated high-accuracy servo revolving platform |
| CN210715619U (en) * | 2019-03-29 | 2020-06-09 | 马鞍山华东回转支承有限公司 | Be used for slewing bearing assembly platform |
| CN210622690U (en) * | 2019-06-24 | 2020-05-26 | 江阴市华天工程机械有限公司 | Rotary platform of rotary drilling rig |
| CN210655164U (en) * | 2019-08-19 | 2020-06-02 | 湖南百年七星不锈钢制品有限公司 | Novel automatic blanking machine |
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| CN214196956U (en) * | 2020-12-07 | 2021-09-14 | 佛山市天佰门业科技有限公司 | World bearing for door |
| CN213764875U (en) * | 2020-12-14 | 2021-07-23 | 山东泰格尔数控机床附件有限公司 | Based on digit control machine tool is with multi-functional revolving platform |
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| CN214519157U (en) * | 2021-02-27 | 2021-10-29 | 重庆北村精密机械有限公司 | Bearing machining lathe with cooling function |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753838A (en) * | 2022-03-29 | 2022-07-15 | 苏州常威机械有限公司 | Multifunctional rotary table for coal mining machine |
| CN114753838B (en) * | 2022-03-29 | 2023-03-10 | 苏州常威机械有限公司 | Multifunctional rotary table for coal mining machine |
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