CN212351384U - Production line for grinding end face of bearing ring - Google Patents
Production line for grinding end face of bearing ring Download PDFInfo
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- CN212351384U CN212351384U CN202020452900.0U CN202020452900U CN212351384U CN 212351384 U CN212351384 U CN 212351384U CN 202020452900 U CN202020452900 U CN 202020452900U CN 212351384 U CN212351384 U CN 212351384U
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Abstract
The utility model relates to a machining equipment technical field, concretely relates to a production line for bearing ring terminal surface grinds, including conveyor, hoisting device and double-ended grinding machine, conveyor, hoisting device and double-ended grinding machine connect gradually, hoisting device is used for promoting bearing ring, double-ended grinding machine is used for carrying out the terminal surface to bearing ring and grinds, conveyor includes the base, ring baffle, the solid of revolution and slide, the base is fixed to be set up subaerial, ring baffle is fixed to be set up on the base upper surface, the solid of revolution sets up inside ring baffle, rotate with the base and be connected, slide fixed connection ring baffle outer wall, ring baffle is last, the lasso passageway has been seted up to the slide junction, hoisting device is connected to the slide. The utility model discloses grind the stage at bearing ring blank to terminal surface, adopt the automation to carry out each item operation, need not the manual next process of putting into bearing ring of workman, labour saving and time saving.
Description
Technical Field
The utility model relates to a machining equipment technical field, concretely relates to a production line for bearing ring terminal surface grinds.
Background
The numerical control machine tool is a short name of a digital control machine tool (Computer numerical control machine tools), and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product.
The notice number is: CN 202763064U's chinese patent discloses an elevator for bearing ring turning assembly line, including support, belt, motor and striker plate, the bottom and the top of support rotate and are connected with two band pulleys, the motor drives the band pulley rotates, the belt cover is in on the band pulley, be provided with the lug on the lateral surface of belt, striker plate one end is located the outside of belt, the other end of striker plate is located the tip of belt, the upper portion of striker plate is provided with the discharge gate. When the automatic bearing ring turning machine is used, the motor drives the belt to rotate, the blanking mechanism on the bearing ring turning lathe conveys the bearing ring to the lug, the lug moves upwards along with the belt to convey the bearing ring to the discharge port, and then the bearing ring rolls down from the lug and falls onto the feeding mechanism of the next machine.
At present, in the end face grinding process of a bearing ring, an operator is required to manually place the bearing ring into a slide way to enter the next process, and in the end face grinding process, the bearing ring is required to be manually placed into an end face grinding machine, so that the manpower resource is wasted, and the automation degree is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a production line for bearing ring terminal surface grinds, grinds the stage at bearing ring blank to terminal surface, adopts the automation to carry out each item operation, need not the manual next process of putting into bearing ring of workman, labour saving and time saving.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a production line for grinding the end face of a bearing ring, which comprises a conveying device, a lifting device and a double-end-face grinding machine, the conveying device, the lifting device and the double-end-face grinding machine are sequentially connected, the lifting device is used for lifting the bearing ring, the double-end-face grinding machine is used for grinding the end face of the bearing ring, the conveying device comprises a base, an annular baffle, a revolving body and a slideway, the base is fixedly arranged on the ground, the annular baffle is fixedly arranged on the upper surface of the base, the revolving body is arranged in the annular baffle and is rotationally connected with the base, the slideway is fixedly connected with the outer wall of the annular baffle, and a ferrule channel is formed in the joint of the annular baffle and the slide way, and the slide way is connected with the lifting device.
In the production line for grinding the end face of the bearing ring, as a preferred scheme, the revolving body is provided with a conical top, the conical top is of a conical structure, the inner wall of the annular baffle at the position of the ring channel is provided with a ring baffle, the ring baffle extends to the inside of the annular baffle for a certain length, and an included angle between the ring baffle and the revolving body is an acute angle.
In the production line for grinding the end face of the bearing ring, as a preferred scheme, the base is square and is installed on the ground through the supporting legs, a circular groove is formed in the upper end face of the base, the lower portion of the revolving body is a cylindrical step, and the cylindrical step at the lower portion of the revolving body is arranged in the circular groove of the base.
In foretell production line for bearing ring terminal surface grinds, as preferred scheme, conveyor still includes defeated material motor and drive mechanism, defeated material motor fixed mounting be in the base below, defeated material motor output passes through drive mechanism with the solid of revolution links, drive mechanism includes first gear and second gear, first gear sets up defeated material motor output, the second gear with the cylindrical step fixed connection of the solid of revolution, first gear with second gear intermeshing, first gear passes through the nut and connects the output of defeated material motor.
In the above production line for grinding the end face of the bearing ring, as a preferred scheme, the lifting device includes a frame, a power system, a lifting channel and a plurality of lifting units, the frame is fixedly disposed, the power system and the lifting channel are both fixedly mounted through the frame, the frame is a vertically disposed frame-shaped structure, the lifting channel is vertically disposed inside the frame along the frame direction, and the plurality of lifting units pass through the lifting channel.
In the above production line for grinding the end face of the bearing ring, as a preferred scheme, the lifting unit includes a first lifting plate and a second lifting plate, the first lifting plate and the second lifting plate are alternately arranged, the first lifting plate is provided with a spring leaf, and the second lifting plate is fixedly and obliquely provided with a bearing plate.
In the above production line for the end face mill of the bearing ring, as a preferred scheme, the power system includes a lifting motor, a main lifting pulley, a secondary lifting pulley and a lifting belt, the lifting motor is fixedly mounted on the frame through a lifting motor base, an output end of the lifting motor is connected to the main lifting pulley, the secondary lifting pulley is connected to the main lifting pulley through the lifting belt, and the main lifting pulley and the secondary lifting pulley are both mounted inside the frame.
In the above-mentioned production line for bearing ring end face grinding, as the preferred scheme, the double-ended grinding machine includes quick-witted case, feeding mechanism, emery wheel mechanism and protection casing, feeding mechanism emery wheel mechanism and protection casing all fix and set up on the quick-witted case, the protection casing is the bell-type structure, feeding mechanism with emery wheel mechanism sets up inside the protection casing.
In the production line for the end face grinding of the bearing ring, as a preferred scheme, the feeding mechanism comprises a feeding channel and a feeding tray, the feeding channel and the feeding tray are both fixedly arranged on the case, a plurality of ring stations distributed circumferentially are arranged on the feeding tray, the feeding channel is of a groove-shaped structure arranged obliquely downwards, a pusher is arranged at the joint of the feeding channel and the feeding tray, the pusher is used for pushing the ring from the feeding channel into the ring station, and the feeding channel is connected with the lifting device.
In the above production line for grinding the end face of the bearing ring, as a preferred scheme, the grinding wheel mechanism includes a grinding wheel, a grinding wheel motor, a slider and a guide rail, the guide rail is fixed above the chassis, the slider is slidably connected with the guide rail, the grinding wheel motor and the grinding wheel are arranged on the slider, the grinding wheel is parallel to the feed tray, and the two grinding wheel mechanisms are symmetrically arranged on two sides of the feed tray respectively.
The utility model provides a production line for bearing ring terminal surface grinds has following beneficial effect:
the utility model provides a production line for bearing ring terminal surface grinds through improving conveyor, hoisting device and double-ended grinding machine, grinds the stage at bearing ring blank to terminal surface, adopts the automation to carry out each item operation, need not the manual next process of putting into bearing ring of workman, labour saving and time saving.
Drawings
Fig. 1 is a schematic general structural diagram of a production line for grinding an end face of a bearing ring according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a conveying device of a production line for grinding an end face of a bearing ring according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lifting device of a production line for grinding an end face of a bearing ring according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a double-ended grinding machine of a production line for grinding an end face of a bearing ring according to an embodiment of the present invention.
Description of reference numerals:
1-conveying device, 101-base, 102-supporting legs, 103-annular baffle, 104-slideway, 105-revolving body, 106-conical top, 107-first gear, 108-second gear, 109-nut, 110-ferrule baffle, 111-ferrule channel and 112-material conveying motor;
2-lifting device, 201-frame, 202-lifting motor base, 203-lifting motor, 204-lifting feed channel, 205-lifting discharge channel, 206-main lifting pulley, 207-auxiliary lifting pulley, 208-lifting channel, 209-ferrule inlet, 210-first lifting plate, 211-second lifting plate, 212-spring plate, 213-bearing plate, 214-screw, 215-lifting belt;
3-double-ended grinding machine, 301-machine box, 302-protective cover, 307-feeding channel, 308-bearing ring, 309-feeding disk, 310-tray support, 311-grinding wheel, 312-grinding wheel motor, 313-sliding block, 314-guide rail, 315-feeding motor and 316-pusher.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Exemplary embodiments of the present invention are described below in conjunction with specific situations:
referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram of an overall structure of a production line for a bearing ring end face mill according to an embodiment of the present invention, and fig. 2 is a schematic diagram of a conveying device of the production line for a bearing ring end face mill according to an embodiment of the present invention; the utility model provides a production line for bearing ring terminal surface grinds, a production line for bearing ring terminal surface grinds includes conveyor 1, hoisting device 2 and double-ended grinding machine 3, conveyor 1, hoisting device 2 and double-ended grinding machine 3 connect gradually, hoisting device 2 is used for promoting bearing ring 308, double-ended grinding machine 3 is used for carrying out the terminal surface to bearing ring 308 and grinds, conveyor 1 includes base 101, ring baffle 103, solid of revolution 105 and slide 104, base 101 is fixed to be set up subaerial, solid of revolution 103 is fixed to be set up on base 101 upper surface, solid of revolution 105 sets up inside ring baffle 103, rotate with base 101 and be connected, slide 104 fixed connection ring baffle 103 outer wall, ring baffle 103 is last, ring channel 111 has been seted up to slide 104 junction, the height of ring channel 111 keeps unanimous with the height of ring.
In the above-mentioned conveying device for bearing rings, preferably, the revolving body 105 is provided with a conical top 106, the conical top 106 is in a conical structure, the inner wall of the annular baffle 103 at the position of the ring channel 111 is provided with a ring baffle 110, the ring baffle 110 extends a certain length towards the inside of the annular baffle 103, and an included angle between the ring baffle 110 and the revolving body 105 is an acute angle.
Preferably, the conical angle of the conical top 106 is not less than 140 ° and not more than 160 °, the included angle between the ferrule baffle 110 and the rotation direction of the rotator 105 is not less than 60 ° and not more than 80 °, and the middle part of the slideway 104 is provided with a 90 ° smooth turning section, that is, the ferrules in the slideway 104 are turned from a horizontal state to a vertical state through the turning section.
In the above-mentioned conveying device for a bearing ring, as a preferable scheme, the base 101 is square and is installed on the ground through the supporting legs 102, a circular groove is formed on the upper end surface of the base 101, the lower part of the rotator 105 is a cylindrical step, and the cylindrical step on the lower part of the rotator 105 is arranged in the circular groove of the base 101.
In the above conveying device for bearing rings, as a preferred scheme, the power system includes a material conveying motor 112 and a transmission mechanism, the material conveying motor 112 is fixedly installed below the base 101, and an output end of the material conveying motor 112 is linked with the revolving body 105 through the transmission mechanism. The transmission mechanism comprises a first gear 107 and a second gear 108, the first gear 107 is arranged at the output end of a material conveying motor 112, the second gear 108 is fixedly connected with a cylindrical step of a revolving body 105, the first gear 107 is meshed with the second gear 108, and the first gear 107 is connected to the output end of the material conveying motor 112 through a nut 109. First gear 107 can dismantle with defeated material motor 112 output shaft and be connected, and second gear 108 is the internal gear, can dismantle with solid of revolution 105 and be connected, like this in the use, can select first gear 107 and second gear 108 of different tooth number ratios, optimize solid of revolution 105 rotational speed.
Referring to fig. 3, fig. 3 is a schematic structural view of a lifting device of a production line for grinding an end face of a bearing ring according to an embodiment of the present invention; in the above production line for grinding the end face of the bearing ring, as a preferred scheme, the lifting device 2 includes a frame 201, a power system, a lifting channel 208 and a plurality of lifting units, the frame 201 is fixedly disposed, the power system and the lifting channel 208 are both fixedly mounted by the frame, the frame 201 is a vertically disposed frame-shaped structure, the lifting channel 208 is vertically disposed inside the frame 201 along the direction of the frame 201, and the plurality of lifting units pass through the lifting channel.
The lifting unit comprises a first lifting plate 210 and a second lifting plate 211, the first lifting plate 210 and the second lifting plate 211 are alternately arranged, a spring piece 212 is arranged on the first lifting plate 210, a bearing plate 213 is fixedly arranged on the second lifting plate 211, and the bearing plate 213 is obliquely arranged.
In the above-mentioned elevator for the bearing ring production line, as a preferred scheme, the power system includes an elevator motor 203, a primary elevator pulley 206, a secondary elevator pulley 207 and an elevator belt 215, the elevator motor 203 is fixedly mounted on the frame 201 through an elevator motor base 202, an output end of the elevator motor 203 is connected to the primary elevator pulley 206, the secondary elevator pulley 207 is connected to the primary elevator pulley 206 through the elevator belt 215, and the primary elevator pulley 206 and the secondary elevator pulley 207 are both mounted inside the frame 201.
In the embodiment of the present invention, the primary lifting pulley 206 is installed on the upper portion of the frame 201, and the secondary lifting pulley 207 is installed on the lower portion of the frame 201. The first lifting plate 210 and the second lifting plate 211 are both mounted on a lifting belt 215 by screws 214; the first lifting plate 210 and the second lifting plate 211 are thin plate-mounted structures with the same width, and the ends of the spring pieces 212 extend beyond the side of the first lifting plate 210.
The lifting device 2 further comprises a lifting feed channel 204, the end of the lifting feed channel 204 being connected to the lower part of the lifting channel 208. The connection part of the lifting channel 208 and the lifting feed channel 204 is provided with a ferrule inlet 209, and the height of the ferrule inlet 209 is larger than the diameter of the ferrule. The other end of the lifting feed channel 204 is connected with the slideway 104 of the conveying device 1.
The lifting device 2 further comprises a lifting discharge channel 205, one end of the lifting discharge channel 205 is connected to the upper part of the lifting channel 208, and the other end of the lifting discharge channel 205 is connected to a feeding channel 307 of the double-end-face grinding machine 3.
Referring to fig. 4, fig. 4 is a schematic structural view of a double-ended grinding machine of a production line for end face grinding of a bearing ring according to an embodiment of the present invention; in the above production line for end face grinding of a bearing ring, as a preferred scheme, the double-end-face grinding machine includes a machine case 301, a feeding mechanism, a grinding wheel mechanism and a protective cover 302, the feeding mechanism, the grinding wheel mechanism and the protective cover 302 are all fixedly arranged on the machine case 301, the protective cover 302 is in a cover type structure, and the feeding mechanism and the grinding wheel mechanism are arranged inside the protective cover 302.
In the above production line for grinding the end face of the bearing ring, as a preferred scheme, the feeding mechanism includes a feeding channel 307 and a feeding tray 309, the feeding channel 307 and the feeding tray 309 are both fixedly arranged on the case 301, the feeding tray 309 is provided with a plurality of ring 308 stations distributed circumferentially, the feeding channel 307 is in a groove-shaped structure arranged obliquely downwards, a pusher 316 is arranged at the connection position of the feeding channel 307 and the feeding tray 309, the pusher 316 is used for pushing the ring 308 from the feeding channel 307 into the ring 308 station, and the feeding channel 307 is connected with the lifting device 2. The pusher 316 includes feeding motor 315, little slider, drive mechanism, connecting rod and crank disc, and the pay-off says 307 end, the fixed slide rail that is equipped with of feed opening offside, and little slider setting is equipped with the pivot on the crank disc in the track of slide rail, and little slider tip is equipped with the universal joint, and the universal joint is connected to connecting rod one end, and the pivot is connected to the other end, and little slider, connecting rod and crank disc form the crank block structure, and feeding motor 315 is fixed to be set up, through drive mechanism and crank disc linkage. A small window may be opened where the feed channel 307 passes through the shield 302.
In the production line for grinding the end face of the bearing ring, preferably, the grinding wheel mechanism comprises a grinding wheel 311, a grinding wheel motor 312, a slide block 313 and a guide rail 314, the guide rail 314 is fixed above the case 301, the slide block 313 is slidably connected with the guide rail 314, the grinding wheel motor 312 and the grinding wheel 311 are arranged on the slide block 313, the grinding wheel 311 is parallel to the feed tray 309, and the two grinding wheel mechanisms are symmetrically arranged on two sides of the feed tray 309 respectively.
The working principle of the utility model is as follows:
the conveying device 1: after an operator introduces a large number of bearing ring blanks into the annular baffle 103, the ring falls down gradually under the action of the rotation body 105 and the conical top, the ring moves to the edge of the rotation body 105 gradually along with the rotation of the conical top, and the ring enters the slideway 104 through the ring channel 111 under the action of the ring baffle 110; the ferrule firstly slides horizontally after entering the slide way 104, the slide way 104 is provided with a 90-degree smooth turning section in the middle, the transition is gentle as the slide way 104 shown in fig. 1, and after passing through the horizontal turning section, the ferrule is changed from the horizontal sliding state to the vertical rotating advancing state in the slide way 104, so that the ferrule can be grabbed in the subsequent process.
The ferrule enters the lift feed channel 204 from the slide 104.
The lifting device 2: the first lifting plate 210 and the second lifting plate 211 move along with the lifting belt 215, when the spring piece 212 of the first lifting plate 210 enters the lifting channel 208, the spring piece 212 interferes with the inner wall of the lifting channel 208, the spring piece 212 is pulled down to be in a downward inclined state, and the ferrule slides into the space between the bearing plate 213 and the spring piece 212 from the lifting feed channel 204 and rises along with the lifting belt 215; when the spring strips 212 of the first lifting plate 210 leave the lifting channel 208, the spring strips 212 are restored to be opened, and the bearing plate 213 is in a downward inclined state, so that the ferrule rolls from the bearing plate 213 into the lifting discharging channel 205, and the lifting process of the ferrule in the whole production line is completed.
The ferrule enters the feed channel 307 from the lift out channel 205.
The double-ended grinding machine 3 is a normal working method of a double-ended grinding machine, and the principle thereof is not described in detail.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The detailed description of the embodiments provided by the present invention is provided above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above examples are only used to help understand the method and the core ideas of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. A production line for grinding the end face of a bearing ring is characterized by comprising a conveying device, a lifting device and a double-end-face grinding machine, the conveying device, the lifting device and the double-end-face grinding machine are sequentially connected, the lifting device is used for lifting the bearing ring, the double-end-face grinding machine is used for grinding the end face of the bearing ring, the conveying device comprises a base, an annular baffle, a revolving body and a slideway, the base is fixedly arranged on the ground, the annular baffle is fixedly arranged on the upper surface of the base, the revolving body is arranged in the annular baffle and is rotationally connected with the base, the slideway is fixedly connected with the outer wall of the annular baffle, and a ferrule channel is formed in the joint of the annular baffle and the slide way, and the slide way is connected with the lifting device.
2. The production line for grinding the end face of the bearing ring according to claim 1, wherein the revolving body is provided with a conical top, the conical top is of a conical structure, a ring baffle is arranged on the inner wall of the annular baffle at the position of the ring channel, the ring baffle extends to a certain length towards the inside of the annular baffle, and an included angle between the ring baffle and the revolving direction of the revolving body is an acute angle.
3. The production line for the end face grinding of the bearing ring according to claim 2, wherein the base is square and is mounted on the ground through supporting legs, a circular groove is formed in the upper end face of the base, the lower portion of the revolving body is a cylindrical step, and the cylindrical step in the lower portion of the revolving body is arranged in the circular groove of the base.
4. The production line for the end face mill of the bearing ring as claimed in claim 3, wherein the conveying device further comprises a material conveying motor and a transmission mechanism, the material conveying motor is fixedly installed below the base, the output end of the material conveying motor is linked with the revolving body through the transmission mechanism, the transmission mechanism comprises a first gear and a second gear, the first gear is arranged at the output end of the material conveying motor, the second gear is fixedly connected with the cylindrical step of the revolving body, the first gear is meshed with the second gear, and the first gear is connected to the output end of the material conveying motor through a nut.
5. The production line for the end face grinding of the bearing ring according to claim 2, wherein the lifting device comprises a frame, a power system, a lifting channel and a plurality of lifting units, the frame is fixedly arranged, the power system and the lifting channel are fixedly installed through the frame, the frame is a vertically arranged frame-shaped structure, the lifting channel is vertically arranged inside the frame along the direction of the frame, and the plurality of lifting units pass through the lifting channel.
6. The production line for the bearing ring end face mill as claimed in claim 5, wherein the lifting unit comprises a first lifting plate and a second lifting plate, the first lifting plate and the second lifting plate are arranged alternately, a spring leaf is arranged on the first lifting plate, and a bearing plate is fixedly and obliquely arranged on the second lifting plate.
7. The production line for the bearing ring end face mill as claimed in claim 6, wherein the power system comprises a lifting motor, a main lifting pulley, a secondary lifting pulley and a lifting belt, the lifting motor is fixedly mounted on the frame through a lifting motor base, the output end of the lifting motor is connected with the main lifting pulley, the secondary lifting pulley is connected with the main lifting pulley through the lifting belt, and the main lifting pulley and the secondary lifting pulley are both mounted inside the frame.
8. The production line for the end face grinding of the bearing ring according to claim 2, wherein the double-end face grinding machine comprises a machine box, a feeding mechanism, a grinding wheel mechanism and a protective cover, the feeding mechanism, the grinding wheel mechanism and the protective cover are fixedly arranged on the machine box, the protective cover is of a cover type structure, and the feeding mechanism and the grinding wheel mechanism are arranged inside the protective cover.
9. The production line for the end face grinding of the bearing ring according to claim 8, wherein the feeding mechanism comprises a feeding channel and a feeding tray, the feeding channel and the feeding tray are both fixedly arranged on the machine box, a plurality of ring stations distributed circumferentially are arranged on the feeding tray, the feeding channel is of a groove-shaped structure arranged obliquely downwards, a pusher is arranged at the joint of the feeding channel and the feeding tray, the pusher is used for pushing the ring from the feeding channel into the ring stations, and the feeding channel is connected with the lifting device.
10. The production line for end face grinding of bearing rings according to claim 9, wherein the grinding wheel mechanism comprises a grinding wheel, a grinding wheel motor, a slide block and a guide rail, the guide rail is fixed above the machine box, the slide block is slidably connected with the guide rail, the grinding wheel motor and the grinding wheel are arranged on the slide block, the grinding wheel is parallel to the feed tray, and the two grinding wheel mechanisms are symmetrically arranged on two sides of the feed tray respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452900.0U CN212351384U (en) | 2020-04-01 | 2020-04-01 | Production line for grinding end face of bearing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452900.0U CN212351384U (en) | 2020-04-01 | 2020-04-01 | Production line for grinding end face of bearing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212351384U true CN212351384U (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020452900.0U Active CN212351384U (en) | 2020-04-01 | 2020-04-01 | Production line for grinding end face of bearing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212351384U (en) |
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2020
- 2020-04-01 CN CN202020452900.0U patent/CN212351384U/en active Active
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Denomination of utility model: A production line for grinding the end face of bearing rings Effective date of registration: 20230506 Granted publication date: 20210115 Pledgee: Fangcheng Rural Credit Cooperative Association Pledgor: Henan youshengda Bearing Technology Co.,Ltd. Registration number: Y2023980039915 |