CN111389800B - Hydraulic valve block cleaning machine capable of washing interior - Google Patents
Hydraulic valve block cleaning machine capable of washing interior Download PDFInfo
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- CN111389800B CN111389800B CN202010281481.3A CN202010281481A CN111389800B CN 111389800 B CN111389800 B CN 111389800B CN 202010281481 A CN202010281481 A CN 202010281481A CN 111389800 B CN111389800 B CN 111389800B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
- B08B3/022—Cleaning travelling work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a hydraulic valve block cleaning machine capable of flushing the interior, which comprises a base, wherein a size adaptation device is arranged on the base, the size adaptation device comprises a first motor fixedly arranged in the upper end surface of the base, the upper end of the first motor is in power connection with a rotary table, slide block cavities with upward openings are arranged at the left-right symmetrical positions of the upper end surface of the rotary table, a first slide block is arranged in each slide block cavity in a left-right sliding manner, the upper end of the first slide block extends to the outside and is fixedly provided with a supporting block, a clamping and rotating device is arranged in each supporting block, and a flushing device is arranged on the base. The working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of hydraulic valve block cleaning, in particular to a hydraulic valve block cleaning machine capable of cleaning the interior.
Background
Hydraulic valve piece is in the wide application of various engineering machine tool, no matter need all can use after it washs to the hydraulic valve piece of new-made or old valve piece maintenance, soak the hydraulic valve piece in kerosene or petrol usually and carry out artifical the washing, the inside pore of valve piece often washs unclean during artifical the washing, and can occupy more artifical time, the cleaning efficiency is low, existing hydraulic valve piece cleaning equipment also can only wash the surface of hydraulic valve piece mostly, can't carry out all-round washing to inside. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
the inside pore of valve piece often washs unclean when artifical washs to can occupy more artifical time, the cleaning efficiency is low, and existing hydraulic valve piece cleaning equipment also can only wash the surface of hydraulic valve piece mostly, can't carry out all-round washing to inside.
In order to solve the problems, the embodiment designs a hydraulic valve block cleaning machine capable of cleaning the interior, the hydraulic valve block cleaning machine capable of cleaning the interior comprises a base, a size adapting device is arranged on the base and comprises a first motor fixedly arranged in the upper end face of the base, the upper end of the first motor is in power connection with a rotary table, slide block cavities with upward openings are arranged at the left and right symmetrical positions of the upper end face of the rotary table, a screw rod is rotatably arranged between the left wall and the right wall of each slide block cavity, a first slide block in threaded connection with the screw rod is arranged in each slide block cavity in a left-right sliding manner, the upper end of each first slide block extends to the outside and is fixedly provided with a support block, a clamping rotating device is arranged in each support block and comprises a rotary table cavity arranged at the end face of the opposite side of each support block at the left side and the right side, a rotary table is, the carousel is controlled to link up and is equipped with and press from both sides tight chamber, wall symmetry and intercommunication are equipped with the slide bar chamber around pressing from both sides tight chamber, gliding slide bar intracavity can be equipped with the slide bar around, the one end that the slide bar is relative extends to press from both sides tight intracavity and respectively fix the right angle piece of symmetry around being equipped with, the slide bar with fixedly connected with spring between the slide bar intracavity wall, be equipped with washing unit on the base, washing unit locates including fixed the slide rail of base up end left end, slide rail up end and left end face are equipped with the tooth's socket, the ability gliding second slider that is equipped with on the tooth's socket, what link up about the second slider is equipped with the spout, the second slider passes through spout sliding connection in the slide rail. Preferably, the size adaptation device is including locating first gear chamber between the slider chamber, first gear chamber lower wall internal fixation is equipped with the second motor, second motor upper end power is connected with first helical gear, the first gear chamber is controlled the wall internal energy pivoted and is equipped with first pivot, the relative one end of first pivot is fixed be equipped with engage in the second helical gear of first helical gear, the opposite one end of first pivot extends to slider intracavity and fixed connection in the relative one end of screw rod.
Preferably, the clamping and rotating device comprises a limiting cavity which is arranged in the rotary table and is communicated with the sliding rod cavity on the left side and the right side through the rear wall, a first worm gear ring is arranged in the limiting cavity in a rotating mode, two limiting blocks are uniformly and fixedly arranged on the inner circumferential end face of the first worm gear ring, a push block is fixedly arranged on the front end face of the sliding rod in the limiting cavity, the push block abuts against the limiting blocks under the action of the spring, and when the limiting blocks rotate along with the first worm gear ring, the right-angle blocks can push the sliding rods to slide oppositely through the push block.
Preferably, the lower wall of the limit cavity is communicated with a first worm cavity, a second rotating shaft is rotatably arranged between the front wall and the rear wall of the first worm cavity, a third motor is fixedly arranged in the front wall of the first worm cavity, the front end of the second rotating shaft is in power connection with the third motor, a first worm meshed with the first worm gear ring is fixedly arranged on the second rotating shaft, a second worm gear ring penetrates through and can rotate between the end surface of one side opposite to the supporting block and the rotating disc cavity, the second worm gear ring is fixedly connected with the turntable on the same side, a second worm cavity is arranged below the second worm gear ring, a third rotating shaft is rotatably arranged between the front wall and the rear wall of the second worm cavity, a fourth motor is fixedly arranged in the front wall of the second worm cavity, the front end of the third rotating shaft is in power connection with the fourth motor, and a second worm meshed with the second worm gear ring is fixedly arranged on the third rotating shaft.
Preferably, the flushing device comprises a limiting block fixedly arranged at the right end of the slide rail, a second gear cavity is arranged in the upper wall of the slide groove in a communicating manner, a fifth motor is fixedly arranged in the front wall of the second gear cavity, the rear end of the fifth motor is in power connection with a straight gear meshed with the tooth socket, a telescopic control cavity with a downward opening is arranged on the lower end face of the second slide block, a double-thread screw rod is rotatably arranged between the left wall and the right wall of the telescopic control cavity, a sixth motor is fixedly arranged in the left wall of the telescopic control cavity, the left end of the double-thread screw rod is in power connection with the sixth motor, two third slide blocks which are respectively in threaded connection with threads at the left end and the right end of the fifth motor are arranged in the telescopic control cavity in a left-right sliding manner, a hinge telescopic rod is arranged below the third slide blocks, and the left end and right end of the, hinge telescopic link below is equipped with suspends the piece in midair, suspend in midair the piece up end and be equipped with the ascending spread groove of opening, back wall symmetry is equipped with two sets of spacing grooves before the spread groove, both ends extend to around the spread groove internal energy horizontal slip is equipped with the gag lever post of spacing inslot, hinge telescopic link downside left and right sides both ends respectively can the pivoted connect in the gag lever post, suspend in midair under the piece the fixed high pressure nozzle that is equipped with of terminal surface.
The invention has the beneficial effects that: the invention can adapt to hydraulic valve blocks with different sizes, stably clamp the hydraulic valve blocks during flushing operation, has wide adaptability, can flush the outer end surface and the inner wall of the hydraulic valve block in all directions, basically has no flushing dead angle, effectively ensures the cleaning quality, reduces the labor intensity of workers and improves the working efficiency.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic diagram of the overall structure of a hydraulic valve block cleaning machine capable of flushing the interior of the machine according to the invention;
FIG. 2 is a sectional view taken in the direction "A-A" of FIG. 1;
FIG. 3 is a sectional view taken in the direction "B-B" of FIG. 1;
FIG. 4 is an enlarged schematic view of "C" of FIG. 1;
FIG. 5 is an enlarged schematic view of "D" of FIG. 1;
FIG. 6 is a cross-sectional view taken in the direction "E-E" of FIG. 2;
fig. 7 is a sectional view taken in the direction "F-F" of fig. 6.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a hydraulic valve block cleaning machine capable of flushing the interior, which is mainly applied to cleaning operation of a hydraulic valve block, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to a hydraulic valve block cleaning machine capable of washing the inside, which comprises a base 11, wherein a size adapting device 101 is arranged on the base 11, the size adapting device 101 comprises a first motor 12 fixedly arranged in the upper end surface of the base 11, the upper end of the first motor 12 is in power connection with a rotary table 13, slide block cavities 14 with upward openings are arranged at the left-right symmetrical positions of the upper end surface of the rotary table 13, a screw rod 15 is rotatably arranged between the left wall and the right wall of each slide block cavity 14, a first slide block 21 which can slide left and right in the slide block cavity 14 and is in threaded connection with the screw rod 15 is arranged, the upper end of the first slide block 21 extends to the outside and is fixedly provided with a support block 22, a clamping rotating device 102 is arranged in the support block 22, the clamping rotating device 102 comprises a rotary table cavity 23 arranged on the end surface of the opposite side of the support block 22 on the left side and the right, what link up about carousel 24 is equipped with presss from both sides tight chamber 25, wall symmetry and intercommunication are equipped with slide bar chamber 26 around pressing from both sides tight chamber 25, gliding slide bar 57 that is equipped with around slide bar chamber 26 internal energy, slide bar 57 relative one end extends to press from both sides tight chamber 25 in and the fixed right angle piece 27 that is equipped with fore-and-aft symmetry respectively, slide bar 57 with fixedly connected with spring 28 between the slide bar chamber 26 inner wall, be equipped with washing unit 103 on the base 11, washing unit 103 locates including fixed the slide rail 41 of base 11 up end left end, slide rail 41 up end and left end face are equipped with tooth's socket 42, the gliding second slider 44 that is equipped with of ability on the tooth's socket 42, link up about second slider 44 is equipped with spout 45, second slider 44 passes through spout 45 sliding connection in slide rail 41.
Advantageously, the size adapting device 101 is described in detail below, the size adapting device 101 includes a first gear cavity 16 disposed between the slider cavities 14, a second motor 17 is fixedly disposed in a lower wall of the first gear cavity 16, a first bevel gear 18 is dynamically connected to an upper end of the second motor 17, a first rotating shaft 19 is rotatably disposed in left and right walls of the first gear cavity 16, a second bevel gear 20 engaged with the first bevel gear 18 is fixedly disposed at an opposite end of the first rotating shaft 19, and an opposite end of the first rotating shaft 19 extends into the slider cavity 14 and is fixedly connected to an opposite end of the screw 15.
Advantageously, as will be described in detail below, the clamping and rotating device 102 includes a limiting cavity 29 disposed in the rotating disk 24 and having a rear wall communicating with the left and right slide rod cavities 26, a first worm gear 30 is rotatably disposed in the limiting cavity 29, two limiting blocks 31 are uniformly and fixedly disposed on an inner circumferential end surface of the first worm gear 30, a pushing block 32 is fixedly disposed on a front end surface of the slide rod 57 in the limiting cavity 29, the pushing block 32 abuts against the limiting blocks 31 under the action of the spring 28, and when the limiting blocks 31 rotate along with the first worm gear 30, the right angle block 27 can push the slide rods 57 to slide towards each other through the pushing block 32.
Advantageously, a first worm cavity 33 is communicated with the lower wall of the limiting cavity 29, a second rotating shaft 56 is rotatably arranged between the front wall and the rear wall of the first worm cavity 33, a third motor 34 is fixedly arranged in the front wall of the first worm cavity 33, the front end of the second rotating shaft 56 is in power connection with the third motor 34, a first worm 35 meshed with the first worm ring 30 is fixedly arranged on the second rotating shaft 56, a second worm ring 36 is arranged between the end surface of the supporting block 22 on the opposite side and the turntable cavity 23 in a penetrating and rotatable manner, the second worm ring 36 is fixedly connected to the turntable 24 on the same side, a second worm cavity 37 is arranged below the second worm ring 36, a third rotating shaft 38 is rotatably arranged between the front wall and the rear wall of the second worm cavity 37, a fourth motor 39 is fixedly arranged in the front wall 37 of the second worm cavity, and the front end of the third rotating shaft 38 is in power connection with the fourth motor 39, a second worm 40 meshed with the second worm-gear ring 36 is fixedly arranged on the third rotating shaft 38.
Beneficially, as will be described in detail below, the flushing device 103 includes a limiting block 43 fixedly disposed at the right end of the sliding rail 41, a second gear cavity 46 is disposed in communication with the upper wall of the sliding groove 45, a fifth motor 47 is fixedly disposed in the front wall of the second gear cavity 46, a spur gear 48 meshed with the toothed slot 42 is in power connection with the rear end of the fifth motor 47, a telescopic control cavity 49 with a downward opening is disposed on the lower end face of the second sliding block 44, a double-threaded screw 58 is rotatably disposed between the left and right walls of the telescopic control cavity 49, a sixth motor 59 is fixedly disposed in the left wall of the telescopic control cavity 49, the left end of the double-threaded screw 58 is in power connection with the sixth motor 59, two third sliding blocks 60 respectively in threaded connection with the left and right threads of the double-threaded screw 58 are disposed in the telescopic control cavity 49 in a left and right sliding manner, a hinge telescopic rod 50 is disposed below the third sliding blocks 60, both ends can the pivoted respectively about 50 upsides of hinge telescopic link connect in terminal surface under the third slider 60, 50 below of hinge telescopic link are equipped with and suspend piece 51 in midair, it is equipped with the ascending spread groove 52 of opening to suspend piece 51 up end, the wall symmetry is equipped with two sets of spacing grooves 53 around the spread groove 52, both ends extend to around being equipped with of internal energy horizontal slip in the spread groove 52 gag lever post 54 in the spacing groove 53, about 50 downside of hinge telescopic link both ends can the pivoted respectively connect in gag lever post 54, it is equipped with high pressure nozzle 55 to suspend the end fixing under piece 51 in midair.
The use steps of a hydraulic valve block cleaning machine capable of flushing the inside are described in detail in the following with reference to fig. 1 to 7:
initially, the first slider 21 is at an extreme position away from the first gear chamber 16, the rod chamber 26 is at an extreme position away from the first gear chamber, the second slider 44 is at a right extreme position, and the telescopic hinge rod 50 is in a retracted state.
During operation, the second motor 17 starts to drive the first helical gear 18 to rotate, the first rotating shaft 19 and the screw 15 are driven to rotate through gear engagement, the first sliding block 21 is driven to slide oppositely through threaded connection, the left end and the right end of the hydraulic valve block can abut against the right-angle block 27 by adjusting the first sliding block 21 to a proper position according to the size of the hydraulic valve block, then the third motor 34 starts to drive the second rotating shaft 56 and the first worm 35 to rotate, the first worm gear ring 30 and the limiting block 31 are driven to rotate through worm gear and worm transmission, the sliding rod 57 and the right-angle block 27 are pushed to slide oppositely through the pushing block 32 when the limiting block 31 rotates, and the right-angle block 27 abuts against the front end face and the rear end face of the hydraulic valve block and is clamped tightly.
The high-pressure nozzle 55 sprays cleaning liquid to the surface of the hydraulic valve block for washing, the fifth motor 47 is started to drive the straight gear 48 to rotate, and further can drive the second slide block 44 to slide to a proper position, the first motor 12 is started to drive the rotary table 13 to rotate and further drive the hydraulic valve block to rotate in the horizontal direction, the fourth motor 39 is started to drive the third rotary shaft 38 and the second worm 40 to rotate, the second worm ring 36 and the rotary table 24 are driven to rotate through worm and gear transmission, and further can drive the hydraulic valve block to rotate in the vertical direction, so that all-around washing can be performed on the surface of the hydraulic valve block, then the sixth motor 59 is started to drive the double-thread screw 58 to rotate, the third slide block 60 is driven to slide oppositely through threaded connection, and the hinge telescopic rod 50 extends to drive the suspension block 51 and the high-pressure nozzle 55 to slide downwards, so that the lower end of the high-pressure.
The invention has the beneficial effects that: the invention can adapt to hydraulic valve blocks with different sizes, stably clamp the hydraulic valve blocks during flushing operation, has wide adaptability, can flush the outer end surface and the inner wall of the hydraulic valve block in all directions, basically has no flushing dead angle, effectively ensures the cleaning quality, reduces the labor intensity of workers and improves the working efficiency.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (2)
1. The utility model provides a can wash inside hydraulic valve piece cleaning machine, includes the base, be equipped with size adaptation device on the base, its characterized in that: the size adapting device comprises a first motor fixedly arranged in the upper end face of the base, the upper end of the first motor is in power connection with a rotary table, slide block cavities with upward openings are arranged at the left and right symmetrical positions of the upper end face of the rotary table, a screw rod is rotatably arranged between the left and right walls of the slide block cavity, a first slide block in threaded connection with the screw rod is arranged in the slide block cavity in a left and right sliding manner, the upper end of the first slide block extends to the outside and is fixedly provided with a supporting block, a clamping and rotating device is arranged in the supporting block and comprises rotary table cavities arranged at the opposite side end faces of the supporting block at the left and right sides, a rotary table is rotatably arranged in the rotary table cavity, the rotary table is provided with clamping cavities in a left and right through manner, the front and back walls of the clamping cavities are symmetrically and communicated with slide rod cavities, slide rods are arranged in the slide rod cavities in a front and back sliding manner, a spring is fixedly connected between the sliding rod and the inner wall of the sliding rod cavity, a flushing device is arranged on the base and comprises a sliding rail fixedly arranged at the left end of the upper end surface of the base, tooth grooves are formed in the upper end surface and the left end surface of the sliding rail, a second sliding block is arranged on the tooth grooves in a sliding mode, a sliding groove is formed in the second sliding block in a left-right through mode, and the second sliding block is connected to the sliding rail in a sliding mode through the sliding groove; the size adapting device comprises a first gear cavity arranged between the sliding block cavities, a second motor is fixedly arranged in the lower wall of the first gear cavity, the upper end of the second motor is in power connection with a first helical gear, a first rotating shaft is rotatably arranged in the left wall and the right wall of the first gear cavity, a second helical gear meshed with the first helical gear is fixedly arranged at one end, opposite to the first rotating shaft, of the first rotating shaft, and one end, opposite to the first rotating shaft, of the first rotating shaft extends into the sliding block cavity and is fixedly connected to one end, opposite to the screw rod; the clamping and rotating device comprises a limiting cavity which is arranged in the rotary table, the rear wall of the limiting cavity is communicated with the slide rod cavities on the left side and the right side, a first worm gear ring is arranged in the limiting cavity in a rotating mode, two limiting blocks are uniformly and fixedly arranged on the inner circumferential end face of the first worm gear ring, a push block is fixedly arranged in the limiting cavity on the front end face of the slide rod, the push block abuts against the limiting blocks under the action of the spring, and when the limiting blocks rotate along with the first worm gear ring, the right-angle blocks can push the slide rods to slide oppositely through the push block; the lower wall of the limit cavity is communicated with a first worm cavity, a second rotating shaft is rotatably arranged between the front wall and the rear wall of the first worm cavity, a third motor is fixedly arranged in the front wall of the first worm cavity, the front end of the second rotating shaft is in power connection with the third motor, a first worm meshed with the first worm gear ring is fixedly arranged on the second rotating shaft, a second worm gear ring penetrates through and can rotate between the end surface of one side opposite to the supporting block and the rotating disc cavity, the second worm gear ring is fixedly connected with the turntable on the same side, a second worm cavity is arranged below the second worm gear ring, a third rotating shaft is rotatably arranged between the front wall and the rear wall of the second worm cavity, a fourth motor is fixedly arranged in the front wall of the second worm cavity, the front end of the third rotating shaft is in power connection with the fourth motor, and a second worm meshed with the second worm gear ring is fixedly arranged on the third rotating shaft.
2. A flushable internal hydraulic valve block cleaning machine as defined in claim 1, wherein: the flushing device comprises a limiting block fixedly arranged at the right end of the sliding rail, a second gear cavity is communicated with the upper wall of the sliding groove, a fifth motor is fixedly arranged in the front wall of the second gear cavity, the rear end of the fifth motor is in power connection with a straight gear meshed with the tooth socket, a telescopic control cavity with a downward opening is arranged on the lower end face of the second slider, a double-thread screw rod is rotatably arranged between the left wall and the right wall of the telescopic control cavity, a sixth motor is fixedly arranged in the left wall of the telescopic control cavity, the left end of the double-thread screw rod is in power connection with the sixth motor, two third sliders which are respectively in threaded connection with threads at the left end and the right end of the double-thread screw rod are arranged in the telescopic control cavity in a left-right sliding manner, a hinge telescopic rod is arranged below the third sliders, and the left end and the right end of the upper side, hinge telescopic link below is equipped with suspends the piece in midair, suspend in midair the piece up end and be equipped with the ascending spread groove of opening, back wall symmetry is equipped with two sets of spacing grooves before the spread groove, both ends extend to around the spread groove internal energy horizontal slip is equipped with the gag lever post of spacing inslot, hinge telescopic link downside left and right sides both ends respectively can the pivoted connect in the gag lever post, suspend in midair under the piece the fixed high pressure nozzle that is equipped with of terminal surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281481.3A CN111389800B (en) | 2020-04-10 | 2020-04-10 | Hydraulic valve block cleaning machine capable of washing interior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010281481.3A CN111389800B (en) | 2020-04-10 | 2020-04-10 | Hydraulic valve block cleaning machine capable of washing interior |
Publications (2)
| Publication Number | Publication Date |
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| CN111389800A CN111389800A (en) | 2020-07-10 |
| CN111389800B true CN111389800B (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010281481.3A Active CN111389800B (en) | 2020-04-10 | 2020-04-10 | Hydraulic valve block cleaning machine capable of washing interior |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06285436A (en) * | 1993-04-05 | 1994-10-11 | Kawasaki Steel Corp | Jet cleaning device for continuous casting roll segment |
| CA2764099C (en) * | 2011-01-14 | 2019-06-04 | Automatic Coating Limited | Pipe conditioning tool for surface treatment of a pipe |
| CN206731652U (en) * | 2017-04-27 | 2017-12-12 | 杨巧霞 | A kind of new type crank cleaning device |
| CN108421794A (en) * | 2018-02-27 | 2018-08-21 | 陈鑫利 | A kind of clinical laboratory's test tube cleaning device |
| CN108405434A (en) * | 2018-04-01 | 2018-08-17 | 罗丽葱 | A kind of vibration type cleaning device for medical appliance |
| CN209006296U (en) * | 2018-09-17 | 2019-06-21 | 常州市润祥电子科技有限公司 | A kind of surface impurity cleaning instrument of semiconductor-sealing-purpose bonding aluminium strip |
| CN109047142A (en) * | 2018-09-27 | 2018-12-21 | 方余 | A kind of steam turbine impeller cleaning device and its application method |
| CN210138876U (en) * | 2019-05-17 | 2020-03-13 | 叶盈希 | Mould cleaning device |
| CN210160038U (en) * | 2019-06-04 | 2020-03-20 | 李桂林 | Cleaning device for building mold after machining |
| CN110900358A (en) * | 2019-12-05 | 2020-03-24 | 株洲菲斯罗克光电技术有限公司 | Polishing device for production of photoelectric sighting device |
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- 2020-04-10 CN CN202010281481.3A patent/CN111389800B/en active Active
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Effective date of registration: 20201030 Address after: No.1-3, Laowu West Road, yaowan Town, Xinyi City, Xuzhou City, Jiangsu Province Applicant after: Xuzhou lanliancheng Manufacturing Co., Ltd Address before: 311600 Room 202, No. 102, mapongshang, Yangxi community, Yangxi street, Jiande City, Hangzhou City, Zhejiang Province Applicant before: Jiande Xixing Machinery Technology Co.,Ltd. |
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