CN104942615A - Industrial robot transmission shaft key groove machining fixture - Google Patents
Industrial robot transmission shaft key groove machining fixture Download PDFInfo
- Publication number
- CN104942615A CN104942615A CN201510381557.9A CN201510381557A CN104942615A CN 104942615 A CN104942615 A CN 104942615A CN 201510381557 A CN201510381557 A CN 201510381557A CN 104942615 A CN104942615 A CN 104942615A
- Authority
- CN
- China
- Prior art keywords
- tailstock
- block
- pressing tailstock
- pressing
- transmission shaft
- Prior art date
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Abstract
The invention discloses an industrial robot transmission shaft key groove machining fixture. The industrial robot transmission shaft key groove machining fixture comprises a fixture base plate, the upper right end of the fixture base plate is provided with a fixed tailstock, the middle portion of the upper end of the fixture base plate is provided with two oil cylinder base plates, the upper ends of the oil cylinder base plates are provided with top-tight cylinders, the rear portions of the upper ends of the oil cylinder base plates are provided with compressing cylinders, the left portion of the upper end of the fixture base plate is provided with a top-tight tailstock, four corners of the fixture base plate are provided with hanging rings, and the right sides of the oil cylinder base plates are provided with V-shaped supports. The industrial robot transmission shaft key groove machining fixture has the advantages that the structural design is reasonable, the production and manufacture cost are low, and the clamping and positioning accuracy are high; quick clamping of a transmission shaft of an industrial robot can be achieved, the auxiliary machining time of clamping is shortened, the production efficiency is improved, and the machining cost is lowered.
Description
Technical field
The present invention relates to industrial robot parts production and processing technical field, specifically a kind of clamp for machining of industrial robot power transmission shaft keyway.
Background technology
The clamp for machining of industrial robot parts can affect the machining accuracy of parts, thus affects overall positioning precision, the dynamic property of robot.
At present, in the parts machining fixture of robot, a lot of fixture is all common, complicated, very inconvenient in actual clamping engineering, especially in batch processes, the easy out-of-size of critical size, or easily exceed required franchise with batch part.Such as, when the keyway of machining robot power transmission shaft, accommodate part with plain clamp such as vice, easily cause axis, radial location forbidden, piece surface easily clamps breakage, and clamping benchmark is not easy location, makes tool setting, programming inconvenient.Which not only adds the non-cutting time of clamping, waste machining period, and each clamping datum level is inaccurate, cause the symmetry of keyway defective.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind of reasonable in design, manufacturing cost is low, Set and Positioning precision is high, the quick-clamping of industrial robot power transmission shaft can be realized thus the device of the secondary process time of reduction clamping, i.e. a kind of clamp for machining of industrial robot power transmission shaft keyway.
The present invention solves its technical problem and realizes by the following technical solutions:
A kind of clamp for machining of industrial robot power transmission shaft keyway, comprise clamp bottom board, the upper right side of described clamp bottom board is provided with fixing tailstock, the upper center of described clamp bottom board is symmetrically installed with two oil cylinder base plates, the upper-end front of two oil cylinder base plates is all provided with retaining jar, the upper rear of two oil cylinder base plates is all provided with hold-down cylinder, the upper end left part of described clamp bottom board is provided with pressing tailstock, four corners of clamp bottom board are all provided with suspension ring, are equipped with V-type support on the right side of two oil cylinder base plates.Before carrying out keyway processing, the end face of present industrial robot power transmission shaft is needed to process end-face central hole, the present invention utilizes the cooperation of fixing tailstock, pressing tailstock, withstands on the end-face central hole place of industrial robot power transmission shaft respectively, realizes the axial location to industrial robot power transmission shaft; Utilize V-type support and the support of retaining jar realization to the periphery of the below of industrial robot power transmission shaft, recycling hold-down cylinder is pressed on the radial location of industrial robot power transmission shaft, can carry out the processing of keyway.
The upper right side of described clamp bottom board is provided with the right rail parallel with clamp bottom board length direction, and the left upper end of described clamp bottom board is provided with the left chute parallel with clamp bottom board length direction, and described pressing tailstock matches with left chute.Thus fixing tailstock, pressing tailstock can be realized respectively along the distance between the fixing tailstock of direction adjustment, pressing tailstock of right rail, left chute, carry out the processing of keyway with the industrial robot power transmission shaft adapting to different size, add applicable surface of the present invention.
Described fixing tailstock comprises stationary tailstock center, fixing tailstock props up block and long locating piece, described long locating piece is installed in right rail, described fixing tailstock props up block and is fixed by screws on clamp bottom board, described stationary tailstock center level is arranged on fixing tailstock and props up on block, and described long locating piece and fixing tailstock are propped up block and be connected by screw.Utilize stationary tailstock center to withstand on the end-face central hole place of industrial robot power transmission shaft, then match with pressing tailstock, the axial location to industrial robot power transmission shaft can be realized; Utilize coordinating of long locating piece and right rail, thus can according to the distance between the length adjustment stationary tailstock center of the industrial robot power transmission shaft of reality and pressing tailstock, to match with the length of industrial robot power transmission shaft; Meanwhile, adopt coordinating of long locating piece and right rail, the positional precision of stationary tailstock center in the process of adjustment can be ensured, serve motion guide effect.
Described pressing tailstock comprises short locating piece, pressing tailstock props up block, prop up block, pressing tailstock is top, handle, flange, Compress Spring, wedge, spacer flanger, tighten stud, plug cock, wedge alignment pin and top alignment pin, described short locating piece is installed in left chute, described pressing tailstock props up block and is fixed by screws on clamp bottom board, described short locating piece and pressing tailstock are propped up block and are connected by screw, described block is fixed on the left side central portion that pressing tailstock props up block, the top level of described pressing tailstock runs through the top that pressing tailstock props up block, the lower end of described handle is hinged with a block, the middle part of described handle and the top left end of pressing tailstock are slidably matched, described Compress Spring empty set is on the periphery that pressing tailstock is top, one end of described Compress Spring be against pressing tailstock top on, the other end of described Compress Spring is against on flange, described flange is fixed by screws in the left upper end that pressing tailstock props up block, wedge alignment pin and top alignment pin are all connected with the top that pressing tailstock props up block by the mode of threaded engagement, top and the top alignment pin of described pressing tailstock matches the slip realizing the top axis direction top along pressing tailstock of pressing tailstock, described wedge matches with wedge alignment pin to realize wedge along vertical slip, described spacer flanger is fixed by screws in the upper center that pressing tailstock props up block, described middle part and spacer flanger threaded engagement of tightening stud, described lower end of tightening stud is against on the upper surface of wedge, described plug cock is arranged on the upper end right part that pressing tailstock props up block, the lower end of described plug cock is against on the top upper surface of pressing tailstock.The present invention utilizes coordinating of short locating piece and left chute, thus can according to the length adjustment stationary tailstock center of the industrial robot power transmission shaft of reality and pressing tailstock top between distance, to match with the length of industrial robot power transmission shaft, simultaneously, short locating piece can ensure the top positional precision in motion process of pressing tailstock with coordinating of left chute, serves the effect of motion guide.The manual swing handle of operating personnel, move to left under propping up the constraint of block with the top guiding at top alignment pin of synchronous drive pressing tailstock and pressing tailstock, Compress Spring is compressed simultaneously, can by industrial robot drive shaft cartridge stationary tailstock center and pressing tailstock top on, operating personnel's hand unclamps subsequently, the elastic restoring force of Compress Spring makes that pressing tailstock is top to be moved to right to withstand on the end-face central hole of industrial robot power transmission shaft, then stud is tightened in operating personnel's turn, squeeze downwards and push away wedge, wedge is moved down under the guide effect of wedge alignment pin, be pushed against pressing tailstock top on, realize top locked of pressing tailstock.
The invention has the beneficial effects as follows: the present invention has the low and Set and Positioning precision advantages of higher of reasonable in design, manufacturing cost, the quick-clamping of industrial robot power transmission shaft can be realized, thus reduce the secondary process time of clamping, improve the efficiency of production and processing, reduce the cost of processing.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Perspective view when Fig. 1 is work of the present invention;
Front view when Fig. 2 is work of the present invention;
Fig. 3 is internal structure schematic diagram of the present invention;
The structural representation that Fig. 4 is pressing tailstock of the present invention, clamp bottom board connects;
Top view when Fig. 5 is work of the present invention;
Fig. 6 is asphalt principle figure of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and beneficial effect clearly, below in conjunction with accompanying drawing, be described in detail the preferred embodiments of the present invention, the present invention will be further described, to facilitate the technical staff to understand.
As shown in Figures 1 to 6, a kind of clamp for machining of industrial robot power transmission shaft keyway, comprise clamp bottom board 2, the upper right side of described clamp bottom board 2 is provided with fixing tailstock 1, the upper center of described clamp bottom board 2 is symmetrically installed with two oil cylinder base plates 4, the upper-end front of two oil cylinder base plates 4 is all provided with retaining jar 5, the upper rear of two oil cylinder base plates 4 is all provided with hold-down cylinder 7, the upper end left part of described clamp bottom board 2 is provided with pressing tailstock 6, four corners of clamp bottom board 2 are all provided with suspension ring 23, are equipped with V-type support 26 on the right side of two oil cylinder base plates 4.Before carrying out keyway processing, the end face of present industrial robot power transmission shaft 3 is needed to process end-face central hole, the present invention utilizes the cooperation of fixing tailstock 1, pressing tailstock 6, withstands on the end-face central hole place of industrial robot power transmission shaft 3 respectively, realizes the axial location to industrial robot power transmission shaft 3; Utilize V-type support 26 and retaining jar 5 to realize the support of the periphery of the below to industrial robot power transmission shaft 3, recycling hold-down cylinder 7 is pressed on the radial location of industrial robot power transmission shaft 3, can carry out the processing of keyway.
The upper right side of described clamp bottom board 2 is provided with the right rail 2a parallel with clamp bottom board 2 length direction, and the left upper end of described clamp bottom board 2 is provided with the left chute 2b parallel with clamp bottom board 2 length direction, and described pressing tailstock 6 matches with left chute 2b.Thus fixing tailstock 1, pressing tailstock 6 can be realized respectively along the distance between the fixing tailstock 1 of direction adjustment, pressing tailstock 6 of right rail 2a, left chute 2b, carry out the processing of keyway with the industrial robot power transmission shaft 3 adapting to different size, add applicable surface of the present invention.
Described fixing tailstock 1 comprises stationary tailstock center 19, fixing tailstock props up block 20 and long locating piece 21, described long locating piece 21 is installed in right rail 2a, described fixing tailstock props up block 20 and is fixed by screws on clamp bottom board 2, described stationary tailstock center 19 level is arranged on fixing tailstock and props up on block 20, and described long locating piece 21 is propped up block 20 with fixing tailstock and is connected by screw.Utilize stationary tailstock center 19 to withstand on the end-face central hole place of industrial robot power transmission shaft 3, then match with pressing tailstock 6, the axial location to industrial robot power transmission shaft 3 can be realized; Utilize coordinating of long locating piece 21 and right rail 2a, thus can according to the distance between the length adjustment stationary tailstock center 19 of the industrial robot power transmission shaft 3 of reality and pressing tailstock 6, to match with the length of industrial robot power transmission shaft 3; Meanwhile, adopt coordinating of long locating piece 21 and right rail 2a, the positional precision of stationary tailstock center 19 in the process of adjustment can be ensured, serve motion guide effect.
Described pressing tailstock 6 comprises short locating piece 8, pressing tailstock props up block 9, prop up block 10, pressing tailstock top 11, handle 12, flange 13, Compress Spring 14, wedge 15, spacer flanger 16, tighten stud 17, plug cock 18, wedge alignment pin 24 and top alignment pin 25, described short locating piece 8 is installed in left chute 2b, described pressing tailstock props up block 9 and is fixed by screws on clamp bottom board 2, described short locating piece 8 is propped up block 9 with pressing tailstock and is connected by screw, described block 10 is fixed on the left side central portion that pressing tailstock props up block 9, top 11 levels of described pressing tailstock run through the top that pressing tailstock props up block 9, the lower end of described handle 12 is hinged with a block 10, the middle part of described handle 12 and the left end of pressing tailstock top 11 are slidably matched, described Compress Spring 14 empty set is on the periphery of pressing tailstock top 11, one end of described Compress Spring 14 is against on pressing tailstock top 11, the other end of described Compress Spring 14 is against on flange 13, described flange 13 is fixed by screws in the left upper end that pressing tailstock props up block 9, wedge alignment pin 24 and top alignment pin 25 are all connected with the top that pressing tailstock props up block 9 by the mode of threaded engagement, described pressing tailstock top 11 matches with top alignment pin 25 to realize the slip of pressing tailstock top 11 along the axis direction of pressing tailstock top 11, described wedge 15 matches with wedge alignment pin 24 to realize wedge 15 along vertical slip, described spacer flanger 16 is fixed by screws in the upper center that pressing tailstock props up block 9, described middle part and spacer flanger 16 threaded engagement of tightening stud 17, described lower end of tightening stud 17 is against on the upper surface of wedge 15, described plug cock 18 is arranged on the upper end right part that pressing tailstock props up block 9, the lower end of described plug cock 18 is against on the upper surface of pressing tailstock top 11.The present invention utilizes coordinating of short locating piece 8 and left chute 2b, thus can according to the distance between the length adjustment stationary tailstock center 19 of the industrial robot power transmission shaft 3 of reality and pressing tailstock top 11, to match with the length of industrial robot power transmission shaft 3, simultaneously, short locating piece 8 can ensure the positional precision of pressing tailstock top 11 in motion process with coordinating of left chute 2b, serves the effect of motion guide.The manual swing handle 12 of operating personnel, move to left under the guiding of top alignment pin 25 and pressing tailstock prop up the constraint of block 9 with synchronous drive pressing tailstock top 11, Compress Spring 14 is compressed simultaneously, industrial robot power transmission shaft 3 can be contained in stationary tailstock center 19 with on pressing tailstock top 11, operating personnel's hand unclamps subsequently, the elastic restoring force of Compress Spring 14 makes pressing tailstock top 11 move to right to withstand on the end-face central hole of industrial robot power transmission shaft 3, then stud 17 is tightened in operating personnel's turn, squeeze downwards and push away wedge 15, wedge 15 is moved down under the guide effect of wedge alignment pin 24, be pushed against on pressing tailstock top 11, realize locked to pressing tailstock top 11.
As shown in Figure 6, for asphalt principle figure of the present invention, comprise sequence valve 22, Hydraulic Station 27, Pressure gauge 28, magnetic valve 29 and pressure-reducing valve 30, hydraulic oil is linked on Pressure gauge 28 and magnetic valve 29 by pipeline by Hydraulic Station 27, be linked on pressure-reducing valve 30 by magnetic valve 29 by pipeline, pressure-reducing valve 30 is connected with retaining jar 5, and retaining jar 5 is linked into one end interface of hold-down cylinder 7 by pipeline after sequence valve 22, and magnetic valve 29 is linked into the other end interface of hold-down cylinder 7 by pipeline.
Implement according to technical scheme of the present invention, the course of work is as follows:
Swing handle 12, while Compress Spring 14 pressurized, pressing tailstock top 11 moves to left, industrial robot power transmission shaft 3 is placed on V-type support 26 by operating personnel, release handle 12, pressing tailstock top 11 moves to right under the elastic restoring force effect of Compress Spring 14, thus withstood in the end-face central hole of the left of industrial robot power transmission shaft 3, simultaneously, stationary tailstock center 19 withstands in the end-face central hole of industrial robot power transmission shaft 3 right, stud 17 is tightened subsequently by hand control, wedge 15 is moved down and is pushed against on pressing tailstock top 11, namely the axial location of industrial robot power transmission shaft 3 is completed, after this retaining jar 5 move and withstand on the lower surface of industrial robot power transmission shaft 3, move down after hold-down cylinder 7 half-twist, and be pressed on the upper surface of industrial robot power transmission shaft 3, complete the radial location to industrial robot power transmission shaft 3, the processing of keyway can be carried out.
What finally illustrate is, above preferred embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although by above preferred embodiment to invention has been detailed description, but those skilled in the art are to be understood that, various change can be made to it in the form and details, and not depart from claims of the present invention limited range.
Claims (3)
1. the clamp for machining of an industrial robot power transmission shaft keyway, comprise clamp bottom board (2), the upper right side of described clamp bottom board (2) is provided with fixing tailstock (1), it is characterized in that: the upper center of described clamp bottom board (2) is symmetrically installed with two oil cylinder base plates (4), the upper-end front of two oil cylinder base plates (4) is all provided with retaining jar (5), the upper rear of two oil cylinder base plates (4) is all provided with hold-down cylinder (7), the upper end left part of described clamp bottom board (2) is provided with pressing tailstock (6), four corners of clamp bottom board (2) are all provided with suspension ring (23), two oil cylinder base plate (4) right sides are equipped with V-type support (26),
The upper right side of described clamp bottom board (2) is provided with the right rail (2a) parallel with clamp bottom board (2) length direction, the left upper end of described clamp bottom board (2) is provided with the left chute (2b) parallel with clamp bottom board (2) length direction, and described pressing tailstock (6) matches with left chute (2b).
2. the clamp for machining of a kind of industrial robot power transmission shaft keyway according to claim 1, it is characterized in that: described fixing tailstock (1) comprises stationary tailstock center (19), fixing tailstock props up block (20) and long locating piece (21), described long locating piece (21) is installed in right rail (2a), described fixing tailstock props up block (20) and is fixed by screws on clamp bottom board (2), described stationary tailstock center (19) level is arranged on fixing tailstock and props up on block (20), described long locating piece (21) and fixing tailstock are propped up block (20) and are connected by screw.
3. the clamp for machining of a kind of industrial robot power transmission shaft keyway according to claim 1, it is characterized in that: described pressing tailstock (6) comprises short locating piece (8), pressing tailstock props up block (9), prop up block (10), pressing tailstock top (11), handle (12), flange (13), Compress Spring (14), wedge (15), spacer flanger (16), tighten stud (17), plug cock (18), wedge alignment pin (24) and top alignment pin (25), described short locating piece (8) is installed in left chute (2b), described pressing tailstock props up block (9) and is fixed by screws on clamp bottom board (2), described short locating piece (8) and pressing tailstock are propped up block (9) and are connected by screw, described block (10) is fixed on the left side central portion that pressing tailstock props up block (9), described pressing tailstock top (11) level runs through the top that pressing tailstock props up block (9), the lower end of described handle (12) is hinged with a block (10), the left end of the middle part of described handle (12) and pressing tailstock top (11) is slidably matched, described Compress Spring (14) empty set is on the periphery of pressing tailstock top (11), one end of described Compress Spring (14) is against on pressing tailstock top (11), the other end of described Compress Spring (14) is against on flange (13), described flange (13) is fixed by screws in the left upper end that pressing tailstock props up block (9), wedge alignment pin (24) and top alignment pin (25) are all connected with the top that pressing tailstock props up block (9) by the mode of threaded engagement, described pressing tailstock top (11) matches with top alignment pin (25) to realize the slip of pressing tailstock top (11) along the axis direction of pressing tailstock top (11), described wedge (15) matches with wedge alignment pin (24) to realize wedge (15) along vertical slip, described spacer flanger (16) is fixed by screws in the upper center that pressing tailstock props up block (9), described middle part and spacer flanger (16) threaded engagement of tightening stud (17), described lower end of tightening stud (17) is against on the upper surface of wedge (15), described plug cock (18) is arranged on the upper end right part that pressing tailstock props up block (9), the lower end of described plug cock (18) is against on the upper surface of pressing tailstock top (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510381557.9A CN104942615A (en) | 2015-06-30 | 2015-06-30 | Industrial robot transmission shaft key groove machining fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510381557.9A CN104942615A (en) | 2015-06-30 | 2015-06-30 | Industrial robot transmission shaft key groove machining fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104942615A true CN104942615A (en) | 2015-09-30 |
Family
ID=54157958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510381557.9A Pending CN104942615A (en) | 2015-06-30 | 2015-06-30 | Industrial robot transmission shaft key groove machining fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104942615A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107571064A (en) * | 2017-10-12 | 2018-01-12 | 广东东方精工科技股份有限公司 | A kind of fixing device of long tooth wheel shaft |
| CN107627116A (en) * | 2017-10-01 | 2018-01-26 | 浙江纳仕通电气有限公司 | Adjustment type carrier for the processing of axle class |
| CN108127434A (en) * | 2017-12-05 | 2018-06-08 | 信尔胜机械（江苏）有限公司 | A kind of positioning processing tool |
| CN114346269A (en) * | 2021-12-30 | 2022-04-15 | 北京动力机械研究所 | Flexible clamping and positioning tool and method for thin-wall complex-profile product |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627116A (en) * | 2017-10-01 | 2018-01-26 | 浙江纳仕通电气有限公司 | Adjustment type carrier for the processing of axle class |
| CN107571064A (en) * | 2017-10-12 | 2018-01-12 | 广东东方精工科技股份有限公司 | A kind of fixing device of long tooth wheel shaft |
| CN108127434A (en) * | 2017-12-05 | 2018-06-08 | 信尔胜机械（江苏）有限公司 | A kind of positioning processing tool |
| CN114346269A (en) * | 2021-12-30 | 2022-04-15 | 北京动力机械研究所 | Flexible clamping and positioning tool and method for thin-wall complex-profile product |
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Address after: 241000 Anhui city of Wuhu province Jiujiang Economic Development Zone Wan Chun Road No. 96 Applicant after: Eft intelligent equipment Limited by Share Ltd Address before: 241000 Anhui city of Wuhu province Jiujiang Economic Development Zone East Road No. 8 leap Applicant before: Anhui Effort Intelligent Equipment Co., Ltd. |
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