CN211992013U - Hub center hole machining and measuring system - Google Patents
Hub center hole machining and measuring system Download PDFInfo
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- CN211992013U CN211992013U CN201922273060.1U CN201922273060U CN211992013U CN 211992013 U CN211992013 U CN 211992013U CN 201922273060 U CN201922273060 U CN 201922273060U CN 211992013 U CN211992013 U CN 211992013U
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Abstract
The utility model discloses a wheel hub centre bore processing and measurement system, include: the automatic conveying device comprises a first processing machine tool and a second processing machine tool which are arranged oppositely, a main control cabinet, an automatic conveying mechanism, a blowing table, a measuring table, a feeding roller way, a finished product discharging roller way, a waste product discharging roller way, a first clamping mechanism and a lifting rotating mechanism; the automatic carrying mechanism is used for automatically carrying and transferring the hub; a front vision device is arranged above the feeding roller way and used for identifying the type of the hub; the first clamping mechanism is arranged below the feeding roller way and used for clamping the wheel hub and fixing the circle center; the lifting and rotating mechanism is arranged between the two feeding roller ways and is used for jacking and rotating the wheel hub so as to enable the vision device to acquire images; the blowing platform is used for blowing off aluminum scraps in the central hole of the processed hub; the measuring table is used for detecting the inner diameter of the central hole of the hub. The utility model discloses realize full-automatic robot transport and shift wheel hub product, improved work efficiency, reduce personnel intensity of labour and the unexpected probability that takes place.
Description
Technical Field
The utility model relates to an automatic change measurement system's technical field, especially relate to a wheel hub centre bore processing and measurement system.
Background
The hub center hole processing and measurement in the hub processing area need manual work to assist in feeding and discharging and check different types for picking, the hub is manually carried and subjected to pose alignment, and therefore labor cost is high, dynamic strength is high, efficiency is low, and error rate is high; the selection of the hub measuring program is manually selected, the error rate is high, the measured measuring result is judged manually, and the risks of missing judgment and erroneous judgment exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a wheel hub centre bore processing and measurement system, can realize wheel hub's automatic feeding, automatic processing, automatic handling and automatic measure, improves measurement of efficiency, reduces the cost of labor.
In order to solve the technical problem, the utility model discloses a technical scheme be: provided is a hub center hole machining and measuring system, comprising: the automatic conveying device comprises a first processing machine tool and a second processing machine tool which are arranged oppositely, a main control cabinet, an automatic conveying mechanism, a blowing table, a measuring table, a feeding roller way, a finished product discharging roller way, a waste product discharging roller way, a first clamping mechanism and a lifting rotating mechanism; the automatic carrying mechanism is arranged in the center of the whole system and is used for automatically carrying and transferring the hubs; a front vision device is arranged above the feeding roller way and used for identifying the type of the hub; the first clamping mechanism is arranged below the feeding roller way and used for clamping a hub and fixing the circle center; the lifting rotating mechanism is arranged between the two feeding roller ways and is used for jacking and rotating the wheel hub so as to enable the vision device to acquire images; the blowing platform is used for blowing off aluminum scraps in the central hole of the processed hub; the measuring table is used for detecting the inner diameter of the central hole of the hub.
The utility model discloses a preferred embodiment, sweep the platform and include second clamping mechanism, set up two sets of upset cylinders on second clamping mechanism and set up the upset support arm that is used for centre gripping wheel hub on the upset cylinder through the pivot, be located two sets of still be provided with between the upset cylinder and be used for blowing down the processing after remaining in the subassembly that sweeps of wheel hub surface aluminium bits.
In a preferred embodiment of the present invention, the purging assembly includes a purging jacking cylinder, a nozzle mounting plate disposed at a power output end of the purging jacking cylinder, and a blowing nozzle is disposed on the nozzle mounting plate.
In a preferred embodiment of the present invention, the first clamping mechanism comprises a bottom plate, a first optical axis fixing plate and a second optical axis fixing plate disposed at two ends of the bottom plate, and a first guiding optical axis and a second guiding optical axis disposed in parallel between the first optical axis fixing plate and the second optical axis fixing plate, a first clamping rod and a second clamping rod are sleeved on the first guide optical axis and the second guide optical axis, the bottom plate is provided with a first clamping device and a second clamping device which are in transmission connection through a central gear, the first clamping device and the second clamping device are used for driving the first clamping rod and the second clamping rod to move back and forth along the horizontal direction of the first guide optical axis and the second guide optical axis, and the power source acts on the first clamping device to enable the first clamping device to move and can drive the second clamping device to generate linkage so as to clamp the hub.
In a preferred embodiment of the present invention, the first clamping device comprises a first guide rail disposed on the bottom plate, and a first rack slidably connected to the first guide rail, the first rack is fixedly connected to a first guide shaft slider, the first guide shaft slider is fixedly connected to a first clamping rod and slidably connected to a first guide optical axis through a first linear bearing, the first rack is slidably connected to the first guide rail through a first guide rail slider, a third optical axis fixing plate is further sleeved on the first guide optical axis and the second guide optical axis, the power source is disposed on the third optical axis fixing plate, the power source is a cylinder, the power output end of the cylinder is fixedly connected to the first guide shaft slider through a floating joint, the second clamping device comprises a second guide rail disposed on the bottom plate, and a second rack slidably connected to the second guide rail, the second rack is fixedly connected with a second guide shaft sliding block, the second guide shaft sliding block is fixedly connected with a second clamping rod and is in sliding connection with a second guide optical axis through a second linear bearing, the second rack is in sliding connection with a second guide rail through a second guide rail sliding block, and the central gear is arranged on the bottom plate through a gear shaft and is meshed with the first rack and the second rack.
In a preferred embodiment of the present invention, two sets of positioning devices for clamping the wheel hub are respectively disposed on the first clamping rod and the second clamping rod.
The utility model discloses a preferred embodiment in, lifting and drop rotating mechanism includes optical axis limiting plate, support platen, jacking cylinder, gear rotating assembly, boss backup pad and boss positioning mechanism, the jacking cylinder set up in on the optical axis limiting plate and through floating joint and cylinder piston mounting panel fixed connection, the optical axis limiting plate through many direction optical axes with boss backup pad fixed connection, boss positioning mechanism with the boss backup pad rotates to be connected, gear rotating assembly set up in boss positioning mechanism's below can drive boss positioning mechanism rotates.
In a preferred embodiment of the present invention, the boss positioning mechanism includes a lower jacking ring and an upper jacking ring disposed above the lower jacking ring through a plurality of supporting pillars, the gear rotating assembly is disposed below the lower jacking ring, the gear rotating assembly includes a star gear, a motor gear and a stepping motor connected to the lower jacking ring, the motor gear is disposed on a power output shaft of the stepping motor and engaged with the star gear, and further includes an encoder gear engaged with the star gear, and the encoder gear is connected with an encoder.
In a preferred embodiment of the present invention, a plurality of support rollers are disposed on the boss support plate, and the jacking lower ring is clamped in and rotatably connected to the support rollers.
In a preferred embodiment of the present invention, the automatic handling mechanism includes a robot and an adaptive gripper.
The utility model has the advantages that: the automatic identification and measurement of the hub can be realized, the automatic operation can be completely realized, the automation level of the hub size measurement is greatly improved, the spot inspection rate of the hub is greatly improved, and the labor cost is greatly reduced; meanwhile, if the statistical analysis of the measurement characteristics can be realized by combining with statistical analysis software, the compensation value can be fed back to the machining equipment for real-time adjustment of machining parameters, the efficiency is high, and the quality cost is saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic view of the overall structure of a hub center hole machining and measuring system of the present invention;
FIG. 2 is a schematic structural view of a feeding roller bed in the hub center hole processing and measuring system of the present invention;
fig. 3 is a schematic structural diagram of a purging stage in the hub center hole machining and measuring system of the present invention;
fig. 4 is a schematic structural diagram of a measuring table in the hub center hole machining and measuring system of the present invention;
fig. 5 is a schematic structural diagram of a first clamping mechanism in the hub center hole machining and measuring system of the present invention;
fig. 6 is a partially enlarged schematic view of fig. 5 according to the present invention;
fig. 7 is a schematic structural view of a lifting and rotating mechanism in the hub center hole processing and measuring system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a hub center hole processing and measuring system, including: the automatic cleaning device comprises a first processing machine tool 1, a second processing machine tool 2, a main control cabinet 3, an automatic carrying mechanism 4, a blowing table 5, a measuring table 6, a feeding roller way 7, a finished product discharging roller way 8, a waste product discharging roller way 9, a first clamping mechanism 10 and a lifting rotating mechanism 11 which are arranged oppositely; the automatic conveying mechanism is arranged in the center of the whole system and is used for automatically conveying and transferring the hubs among the mechanisms; a front vision device is arranged above the feeding roller way and used for identifying the type of the wheel hub, specifically, the front vision device is a CCD camera (not shown in the figure) arranged on a peripheral frame 12 of the feeding roller way, the CCD camera is arranged on the inner side of the peripheral frame, and the wheel hub is photographed to determine the type of the wheel hub; the first clamping mechanism is arranged below the feeding roller way and used for clamping the wheel hub and fixing the circle center; the lifting rotating mechanism is arranged between the two feeding roller ways and is used for jacking and rotating the hub so as to enable the CCD camera to collect images; the blowing platform is used for blowing off aluminum scraps in the central hole of the processed hub; the measuring table is used for detecting the inner diameter of a central hole of the hub, and the automatic carrying mechanism comprises a robot and a self-adaptive clamping jaw.
Further, sweep platform 5 and include second clamping mechanism 51, set up two sets of upset cylinders 52 on second clamping mechanism and set up the upset support arm 53 that is used for centre gripping wheel hub on the upset cylinder through the pivot, second clamping mechanism's structure is the same completely with first clamping mechanism, following specific description, it is repeated here to differ, two sets of upset cylinders slidable fix on second clamping mechanism's direction optical axis, distance between two sets of upset cylinders can match specific wheel hub model and adjust, be located and still be provided with between two sets of upset cylinders and sweep subassembly 54, wherein, sweep the subassembly including sweeping jacking cylinder, set up in sweeping jacking cylinder power take off's shower nozzle mounting panel 542, installation shower nozzle 543 of blowing on the shower nozzle mounting panel for blow down the aluminium bits that remain on the wheel hub surface after the processing.
Furthermore, three groups of measuring jigs 61 for measuring the size of the central hole of the hub are arranged on the measuring table 6, the robot carries the hub which is blown by the robot to the measuring table, and the measuring jigs detect the size of the processed central hole of the hub and check the size.
Referring to fig. 5-6, the first clamping mechanism 10 includes: the bottom plate 101, fixed mounting is in the first optical axis fixed plate 102 at bottom plate both ends, second optical axis fixed plate 103 and parallel to each other set up in first direction optical axis 104, the second direction optical axis 105 between first optical axis fixed plate, the second optical axis fixed plate, the cover is equipped with first supporting rod 106 on first direction optical axis, the second direction optical axis, second supporting rod 107, be equipped with first clamping device and second clamping device on the bottom plate, realize the transmission through sun gear 108 between first clamping device, the second clamping device and connect, first clamping device and second clamping device are used for driving first supporting rod, the second supporting rod is along first direction optical axis, the horizontal back and forth motion is done to the second direction optical axis, power supply 1013 acts on first clamping device and makes it produce the motion to drive second clamping device through sun gear 108 and produce the linkage, thereby press from both sides tight product.
Further, the first clamping device comprises a first guide rail 109 arranged on the base plate, a first rack 1011 slidably connected with the first guide rail through a first guide rail slider 1010, the first rack is fixedly connected with a first guide shaft slider 1012, the first guide shaft slider is fixedly connected with the first clamping rod, a first linear bearing (not shown in the figure) is sleeved in the first guide shaft slider, and the first guide shaft slider is slidably connected with the first guide optical axis through the first linear bearing; the second clamping device comprises a second guide rail 1014 arranged on the bottom plate, a second rack 1015 slidably connected with the second guide rail through a second guide rail slider (not shown in the figure), the second rack is fixedly connected with a second guide shaft slider 1016, the second guide shaft slider is fixedly connected with a second clamping rod, a second linear bearing 1017 is sleeved in the second guide shaft slider, and the second guide shaft slider is slidably connected with a second guide optical axis through a second linear bearing.
Further, a third optical axis fixing plate 1018 is further sleeved on the first guide optical axis and the second guide optical axis, an air cylinder is selected as a power source, the air cylinder is fixedly installed on the third optical axis fixing plate, a power output end of the air cylinder is fixedly connected with the first guide shaft sliding block through a floating joint 1019, a central gear is arranged on the bottom plate through a gear shaft and meshed with the first rack and the second rack, when a product is clamped, the power output end of the air cylinder retracts, at the moment, the first clamping rod moves in the direction that the first guide optical axis is close to the second clamping rod under the driving of the first guide shaft sliding block, meanwhile, the first rack slides in the direction that the first rack is close to the second clamping rod under the driving of the first guide shaft sliding block, the first rack drives the second rack to slide in the direction that the first clamping rod is close to the second clamping rod on the second guide shaft sliding block through the transmission function of the central gear, so as to drive the second clamping rod on the second guide shaft sliding block, the first clamping rod and the second clamping rod move close to each other in opposite directions, so that two groups of positioning devices for clamping products, which are arranged on the clamping rods, move to the interior of a round or square product to be clamped, at the moment, the power output end of the air cylinder extends out, the first clamping rod and the second clamping rod are driven to move outwards in opposite directions, and the positioning devices clamp and support the round or square product; when the product needs to be released, the movement principle of the clamping mechanism is similar to that when the product is clamped, and the description is omitted here.
Preferably, a product to be clamped can be clamped better, and two sets of positioning devices 1020 for clamping the product are respectively arranged on the first clamping rod and the second clamping rod.
Referring to fig. 7, the lifting and rotating mechanism 11 includes: optical axis limiting plate 111, support platen 112, jacking cylinder 113, gear rotating assembly, boss backup pad 114 and boss positioning mechanism 115, jacking cylinder installs on the optical axis limiting plate and through floating joint 116 and cylinder piston mounting panel 117 fixed connection, the optical axis limiting plate passes through many direction optical axis 118 and boss backup pad fixed connection, boss positioning mechanism 5 rotates with boss backup pad 114 to be connected, gear rotating assembly sets up in boss positioning mechanism's below and can drive boss positioning mechanism 115 and rotate, during the jacking operation, start jacking cylinder and drive the upward movement of optical axis limiting plate, direction optical axis on the optical axis limiting plate drives boss backup pad upward movement, thereby drive whole boss positioning mechanism upward movement in order to bear the product.
Further, boss positioning mechanism 115 includes ring 1151 and the ring 1152 on the jacking down, and the ring is connected through many spinal branchs post 1153 between the ring and the ring on the jacking down, and the internal diameter of ring is less than the internal diameter of ring under the jacking usually, and the ring is used for bearing wheel hub or other annular products on the jacking to do rotary motion under gear rotating assembly's drive.
Concretely, gear rotating assembly includes star gear 119 of fixed connection ring below under the jacking, motor gear 1110 and step motor 1111, motor gear sets up on step motor's power output shaft and with star gear meshing mutually the embodiment of the utility model provides an, still include star gear meshing mutually's encoder gear 1112, encoder gear connection has encoder 1113, the jacking cylinder jacks up whole boss positioning mechanism, utilize star gear and motor gear meshing to rotate boss positioning mechanism, then utilize step motor to calculate the rotation rate and the angle of ring under the jacking, main control cabinet is sent to with the rotation rate and the angle of ring under the jacking to the rethread encoder, has improved work efficiency, realizes intelligent unmanned operation.
The embodiment of the utility model provides an in, set up 3~4 supporting rollers 1114 in the boss backup pad, the jacking is enclosed the card down and is located in the supporting rollers and can be rotary motion under star gear's drive.
Further, be provided with linear bearing 1115 on the support platen, the bottom and the optical axis limiting plate fixed connection of direction optical axis, the top wear to locate in linear bearing and with boss backup pad fixed connection, direction optical axis and linear bearing cooperation play the effect of jacking direction.
The utility model discloses operation flow does: the hub conveying method comprises the steps that a hub is conveyed by a feeding roller way, a sensor is installed on the feeding roller way, the sensor is triggered when the hub reaches a feeding position, the feeding roller way stops running, a first clamping mechanism is arranged below the feeding roller way and used for clamping and fixing the hub in a circle center, a lifting rotating mechanism enables the hub to be lifted and rotated to enable a CCD camera to collect images, collected image information is sent to a main control cabinet, a robot drives clamping jaws to move to the position above the feeding roller way to grab the hub A to a first processing machine tool, the robot returns to the original position, the front face of the hub A is processed by the first processing machine tool, the robot drives the clamping jaws to the position above the feeding roller way to grab the hub B to the side of the first processing machine tool, after the front face of the hub A is processed, the hub B is taken out and put into the first processing machine tool to be processed, the robot grabs the hub A, the positive shaft hole internal diameter of wheel hub A is measured to the measuring table, the robot snatchs wheel hub A and transports to second machine tool and process wheel hub A's reverse side, treat wheel hub A's reverse side processing completion back, the robot snatchs wheel hub A and sweeps the platform and overturn wheel hub A and sweep the back and transport to the measuring table, the shaft hole internal diameter of measuring wheel hub A reverse side is measured to the measuring table, detect qualified product, the robot carries to finished product ejection of compact roll table, detect unqualified product, the robot carries to waste product ejection of compact roll table, complete wheel hub B with this circulation, the processing of wheel hub C etc. detects the flow.
The utility model relates to a wheel hub centre bore processing and measurement system's beneficial effect is: the automatic identification and measurement of the hub can be realized, the automatic operation can be completely realized, the automation level of the hub size measurement is greatly improved, the spot inspection rate of the hub is greatly improved, and the labor cost is greatly reduced; meanwhile, if the statistical analysis of the measurement characteristics can be realized by combining with statistical analysis software, the compensation value can be fed back to the machining equipment for real-time adjustment of machining parameters, and the quality cost is saved.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (10)
1. A hub centre bore processing and measurement system characterized in that includes: the automatic conveying device comprises a first processing machine tool and a second processing machine tool which are arranged oppositely, a main control cabinet, an automatic conveying mechanism, a blowing table, a measuring table, a feeding roller way, a finished product discharging roller way, a waste product discharging roller way, a first clamping mechanism and a lifting rotating mechanism; the automatic carrying mechanism is arranged in the center of the whole system and is used for automatically carrying and transferring the hubs; a front vision device is arranged above the feeding roller way and used for identifying the type of the hub; the first clamping mechanism is arranged below the feeding roller way and used for clamping a hub and fixing the circle center; the lifting rotating mechanism is arranged between the two feeding roller ways and is used for jacking and rotating the wheel hub so as to enable the vision device to acquire images; the blowing platform is used for blowing off aluminum scraps in the central hole of the processed hub; the measuring table is used for detecting the inner diameter of the central hole of the hub.
2. The system for machining and measuring the central hole of the hub according to claim 1, wherein the purging table comprises a second clamping mechanism, two groups of overturning cylinders arranged on the second clamping mechanism, and overturning support arms arranged on the overturning cylinders through rotating shafts and used for clamping the hub, and a purging assembly used for blowing off aluminum scraps remained on the surface of the hub after machining is further arranged between the two groups of overturning cylinders.
3. The hub center hole machining and measuring system according to claim 2, wherein the purging assembly comprises a purging jacking cylinder and a nozzle mounting plate arranged at a power output end of the purging jacking cylinder, and a blowing nozzle is arranged on the nozzle mounting plate.
4. The system for processing and measuring the central hole of the hub according to claim 2, wherein the first clamping mechanism comprises a base plate, a first optical axis fixing plate and a second optical axis fixing plate which are arranged at two ends of the base plate, and a first guiding optical axis and a second guiding optical axis which are arranged between the first optical axis fixing plate and the second optical axis fixing plate in parallel, a first clamping rod and a second clamping rod are sleeved on the first guiding optical axis and the second guiding optical axis, a first clamping device and a second clamping device are arranged on the base plate, the first clamping device and the second clamping device are connected through a central gear in a transmission manner, the first clamping device and the second clamping device are used for driving the first clamping rod and the second clamping rod to move back and forth along the horizontal direction of the first guiding optical axis and the second guiding optical axis, and a power source acts on the first clamping device to move the first clamping device, and can drive the second clamping device to generate linkage so as to clamp the hub.
5. The system for machining and measuring the central hole of the hub according to claim 4, wherein the first clamping device comprises a first guide rail and a first rack, the first guide rail is arranged on the bottom plate, the first rack is slidably connected with the first guide shaft sliding block, the first guide shaft sliding block is fixedly connected with the first clamping rod and is slidably connected with the first guide optical axis through a first linear bearing, the first rack is slidably connected with the first guide rail through a first guide rail sliding block, a third optical axis fixing plate is further sleeved on the first guide optical axis and the second guide optical axis, the power source is arranged on the third optical axis fixing plate, the power source is an air cylinder, the power output end of the air cylinder is fixedly connected with the first guide shaft sliding block through a floating joint, and the second clamping device comprises a second guide rail, a second guide shaft and a third optical axis fixing plate which are arranged on the bottom plate, And the second rack is fixedly connected with a second guide shaft sliding block, the second guide shaft sliding block is fixedly connected with a second clamping rod and is in sliding connection with a second guide optical axis through a second linear bearing, the second rack is in sliding connection with the second guide rail through the second guide rail sliding block, and the central gear is arranged on the bottom plate through a gear shaft and is meshed with the first rack and the second rack.
6. The system for machining and measuring the central hole of the hub according to claim 5, wherein two sets of positioning devices for clamping the hub are respectively arranged on the first clamping rod and the second clamping rod.
7. The hub center hole machining and measuring system according to claim 1, wherein the lifting and rotating mechanism comprises an optical axis limiting plate, a supporting platen, a jacking cylinder, a gear rotating assembly, a boss supporting plate and a boss positioning mechanism, the jacking cylinder is arranged on the optical axis limiting plate and is fixedly connected with a cylinder piston mounting plate through a floating joint, the optical axis limiting plate is fixedly connected with the boss supporting plate through a plurality of guide optical axes, the boss positioning mechanism is rotatably connected with the boss supporting plate, and the gear rotating assembly is arranged below the boss positioning mechanism and can drive the boss positioning mechanism to rotate.
8. The hub center hole machining and measuring system according to claim 7, wherein the boss positioning mechanism comprises a lower jacking ring and an upper jacking ring arranged above the lower jacking ring through a plurality of support columns, the gear rotating assembly is arranged below the lower jacking ring, the gear rotating assembly comprises a star gear, a motor gear and a stepping motor, the star gear is connected with the lower jacking ring, the motor gear is arranged on a power output shaft of the stepping motor and meshed with the star gear, the hub center hole machining and measuring system further comprises an encoder gear meshed with the star gear, and the encoder gear is connected with an encoder.
9. The system for machining and measuring the central hole of the hub as claimed in claim 8, wherein a plurality of supporting rollers are arranged on the boss supporting plate, and the jacking lower ring is clamped in and rotatably connected with the supporting rollers.
10. The hub center hole machining and measuring system of claim 1, wherein the automated handling mechanism comprises a robot and adaptive jaws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273060.1U CN211992013U (en) | 2019-12-18 | 2019-12-18 | Hub center hole machining and measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922273060.1U CN211992013U (en) | 2019-12-18 | 2019-12-18 | Hub center hole machining and measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211992013U true CN211992013U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922273060.1U Active CN211992013U (en) | 2019-12-18 | 2019-12-18 | Hub center hole machining and measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211992013U (en) |
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2019
- 2019-12-18 CN CN201922273060.1U patent/CN211992013U/en active Active
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Address after: 215000 rooms F201, F203 and f204, No. 388 Ruoshui Road, Suzhou Industrial Park, Jiangsu Province Patentee after: Suzhou Shannon Technology Co.,Ltd. Address before: 215000 F201, no.388 Ruoshui Road, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU XIANGNONG INTELLIGENT TECHNOLOGY Co.,Ltd. |
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