CN111921994A - Pipe fitting cleaning device and pipe fitting cleaning process - Google Patents

Pipe fitting cleaning device and pipe fitting cleaning process Download PDF

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Publication number
CN111921994A
CN111921994A CN202010891427.0A CN202010891427A CN111921994A CN 111921994 A CN111921994 A CN 111921994A CN 202010891427 A CN202010891427 A CN 202010891427A CN 111921994 A CN111921994 A CN 111921994A
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CN
China
Prior art keywords
fixedly connected
workbench
cleaning
cylinder
arc
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.)
Withdrawn
Application number
CN202010891427.0A
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Chinese (zh)
Inventor
单振忠
Original Assignee
单振忠
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 单振忠 filed Critical 单振忠
Priority to CN202010891427.0A priority Critical patent/CN111921994A/en
Publication of CN111921994A publication Critical patent/CN111921994A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027Cleaning the internal surfaces; Removal of blockages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00Cleaning hollow articles by methods or apparatus specially adapted thereto
    • B08B9/02Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/023Cleaning the external surface

Abstract

The invention discloses a pipe fitting cleaning device and a pipe fitting cleaning process. The pipe cleaning machine comprises a workbench, wherein a through hole is formed in the top of the workbench, a dirt collecting chamber is arranged in the middle of the workbench and communicated with the dirt collecting chamber, a motor box is arranged at the top of the workbench, a double-shaft motor is fixedly mounted inside the motor box, an output shaft at the low end of the double-shaft motor is fixedly connected with a rotating shaft through a coupler, the rotating shaft penetrates through the top of the workbench, a fan is fixedly mounted at the low end of the rotating shaft, the output shaft at the top end of the double-shaft motor is fixedly connected with an inner cleaning mechanism, and supporting plates are fixedly mounted on two sides of the workbench.

Description

Pipe fitting cleaning device and pipe fitting cleaning process
Technical Field
The invention relates to the technical field of pipe cleaning, in particular to a pipe cleaning device and a process for cleaning a pipe by adopting the same.
Background
Because the inside pipe wall has remaining impurity in the processing production process after the production of pipe type part is accomplished, need keep its inside no impurity when using at pipe fittings such as some oil transportation, however, mostly for manual cleaning in the current production process, lack corresponding cleaning equipment for cleaning quality and cleaning efficiency are lower, need a professional equipment that is used for wasing pipe type part now urgently.
Disclosure of Invention
The invention aims to provide a pipe fitting cleaning device, which achieves the purposes of good pipe fitting cleaning effect and high efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pipe fitting belt cleaning device, includes the workstation, the top of workstation is provided with the through-hole, the middle part of workstation is provided with the dirty room of collection, the through-hole communicates with the dirty room of collection, the top of workstation is provided with the motor case, the inside fixed mounting of motor case has the biax motor, the output shaft of biax motor low side passes through shaft coupling and pivot fixed connection, the pivot runs through the top of workstation, the low side fixed mounting of pivot has the fan, the output shaft and the interior clean mechanism fixed connection on biax motor top, the equal fixed mounting in both sides of workstation has the backup pad, two one side fixed mounting that the backup pad is close to each other has clamping device, the rear side of the top surface of workstation is provided with outer clean mechanism.
Preferably, interior wiper mechanism includes the revolving stage, cylinder one, the arc roof, telescopic link one, the horizontal pole, washs the fluid reservoir, the spring, control valve and brush, the bottom of revolving stage and the output shaft fixed connection on biax motor top, a cylinder fixed mounting is at the top of revolving stage, the one end and the arc roof fixed connection of cylinder one, the bottom and the revolving stage fixed connection of telescopic link one, the top and the horizontal pole fixed connection of telescopic link one, the surface at horizontal pole top is provided with the spout, it passes through spout and horizontal pole sliding connection to wash the fluid reservoir, control valve fixed mounting is at the top of wasing the fluid reservoir, wash one side and the spring fixed connection of fluid reservoir, the one end and the horizontal pole fixed connection of wasing the fluid reservoir are kept away from to the spring, the one side and the brush fixed connection of spring are kept away.
Preferably, the clamping device comprises a second cylinder, a second telescopic rod, a support, an arc plate, a friction pad and a reinforcing rod, one side of the second cylinder is fixedly connected with the support plate, one end of the second cylinder, away from the support plate, is movably connected with the arc plate through a hinge, one end of the support is fixedly connected with the second cylinder, one end of the second cylinder, away from the support, is fixedly connected with the second telescopic rod, one end of the second telescopic rod, away from the support, is movably connected with the arc plate through a hinge, one side of the second cylinder, away from the arc plate, is fixedly connected with the friction pad, one end of the reinforcing rod is fixedly connected with the second cylinder, and one end of the second cylinder, away from the reinforcing rod, is.
Preferably, outer clean mechanism includes the lead screw, the slider, the gear, motor two, curb plate and brush board, the rear side of the top surface of workstation is provided with spout two, the lead screw passes through the bearing and rotates the inside of installing at spout two, the slider cup joints the surface at the lead screw, the top and the curb plate fixed connection of slider, lead screw and gear engagement, the gear cup joints the surface at two output shafts of motor, two fixed mounting at the top of workstation of motor, the front of curb plate is provided with the arc wall, brush board fixed mounting is in the inside of arc wall.
Preferably, the top of the workbench is provided with an inwards concave cambered surface.
Preferably, the number of the first air cylinders is two, and the first air cylinders are symmetrically arranged around the center of the rotating table.
Preferably, the brush is connected with the cleaning liquid tank through a pipeline, and a water spraying hole is formed in one side, far away from the cleaning liquid tank, of the brush.
Preferably, the two cylinders are arranged in a bilateral symmetry mode, and the two ends of each cylinder are connected with the arc plates in two numbers and are symmetrically arranged in the front and back directions.
The invention also aims to provide a pipe cleaning process, and the pipe cleaning device is adopted to clean the pipe.
The invention provides a pipe fitting cleaning device and a cleaning process, which have the following beneficial effects:
(1) according to the invention, the top of the workbench is set to be the arc surface, the arc surface is provided with the through hole, so that the collection and discharge of cleaning sewage are facilitated, the middle part of the workbench is provided with the sewage collecting chamber, the sewage is guided into the sewage collecting chamber through the through hole, the lower end output shaft of the double-shaft motor is fixedly provided with the rotating shaft positioned in the sewage collecting chamber, the rotating shaft drives the fan to rotate, and the fan controls the air flow direction to enable the interior of the sewage collecting chamber to form negative pressure as much as possible, so that the sewage recovery effect is further ensured, and meanwhile, the blockage of the through hole can be effectively.
(2) By arranging the clamping mechanism, when the pipe fitting is cleaned, the inner cleaning mechanism and the outer cleaning mechanism are matched through the clamping mechanism, so that the inner side and the outer side of the pipe fitting can be cleaned, and the pipe fitting is more thoroughly cleaned; the clamping device is matched with the two cylinders II and is matched with the arc-shaped plate sleeved with the telescopic rod, so that pipe fittings with different pipe diameters can be clamped, and the device is more practical; the inner cleaning device is driven by an output shaft at the top end of the double-shaft motor, the double-shaft motor drives the rotating platform to rotate, under the action of centrifugal force, the brush in the sliding groove at the top of the cross rod is close to the inner wall of the pipe fitting and is matched with a control valve to spray cleaning liquid to clean the inner wall of the pipe fitting, the rotating speed of the double-shaft motor is faster, the centrifugal force is larger, the distance of outward movement of the brush is larger, and the pipe fitting can be used for pipe fittings with different; set up outer washing structure at the top of workstation, outer washing mechanism is driven the gear by the motor and is rotated, because gear and lead screw meshing, the lead screw passes through the bearing and installs inside the spout, and the lead screw passes through threaded connection with the slider, so turn to through the difference of motor to the back-and-forth movement of control curb plate, the cylinder of wiper mechanism in the cooperation drives the pipe fitting rotation with the arc roof, makes the brush board make the cleanness to the outer wall of pipe fitting.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 4 is a schematic top view of the internal cleaning mechanism of the present invention;
FIG. 5 is a side view of the screw gear engagement of the present invention.
In the figure: 1 workbench, 2 through holes, 3 dirt collecting chamber, 4 double-shaft motor, 5 rotating shafts, 6 fans, 7 motor box, 8 supporting plates, 9 internal cleaning mechanism, 901 rotating table, 902 cylinder I, 903 arc top plate, 904 expansion link I, 905 cross bar, 906 sliding chute, 907 cleaning liquid tank, 908 spring, 909 control valve, 910 brush, 10 clamping device, 1001 cylinder II, 1002 expansion link II, 1003 bracket, 1004 arc plate, 1005 friction pad, 1006 reinforcing rod, 11 external cleaning mechanism, 1101 sliding chute II, 1102 screw rod, 1103 sliding block, 1104 gear, 1105 motor II, 1106 side plate, 1107 arc groove 1108, and hairbrush plate.
Detailed Description
As shown in fig. 1 to 5, the present invention provides a technical solution: 1. a pipe cleaning device comprises a workbench 1, the top of the workbench 1 is provided with an inward concave cambered surface, the top of the workbench 1 is provided with a through hole 2, the middle part of the workbench 1 is provided with a dirt collecting chamber 3, the through hole 2 is communicated with the dirt collecting chamber 3, the top of the workbench 1 is provided with a motor box 7, the inside of the motor box 7 is fixedly provided with a double-shaft motor 4, the output shaft of the low end of the double-shaft motor 4 is fixedly connected with a rotating shaft 5 through a coupler, the rotating shaft 5 penetrates through the top of the workbench 1, the low end of the rotating shaft 5 is fixedly provided with a fan 6, the top of the workbench 1 is provided with the cambered surface, the through hole 2 is arranged on the cambered surface, so that the cleaning sewage can be conveniently collected and discharged, the dirt collecting chamber 3 is arranged at the middle part of the workbench 1, the sewage is guided into the dirt collecting chamber 3 through the through hole 2, and, the fan 6 is driven to rotate by the rotating shaft 5, the fan 6 enables the inside of the sewage collecting chamber 3 to form negative pressure as much as possible by controlling the air flow direction, the sewage recovery effect is further ensured, meanwhile, the blockage of the through hole 2 can be effectively avoided, an output shaft at the top end of the double-shaft motor 4 is fixedly connected with the inner cleaning mechanism 9, the inner cleaning mechanism 9 comprises a rotating platform 901, a cylinder I902, an arc-shaped top plate 903, a telescopic rod I904, a cross rod 905, a cleaning liquid tank 907, a spring 908, a control valve 909 and a hairbrush 910, the bottom of the rotating platform 901 is fixedly connected with the output shaft at the top end of the double-shaft motor 4, the cylinder I902 is fixedly installed at the top of the rotating platform 901, the number of the cylinder I902 is two, the cylinder I902 is symmetrically arranged in the center of the rotating platform 901, one end of the cylinder I902 is fixedly, the surface of the top of the cross bar 905 is provided with a chute 906, a cleaning liquid tank 907 is in sliding connection with the cross bar 905 through the chute 906, a control valve 909 is fixedly arranged at the top of the cleaning liquid tank 907, one side of the cleaning liquid tank 907 is fixedly connected with a spring 908, one end of the spring 908 far away from the cleaning liquid tank 907 is fixedly connected with the cross bar 905, one side of the cleaning liquid tank 907 far away from the spring 908 is fixedly connected with a brush 910, the brush 910 is connected with the cleaning liquid tank 907 through a pipeline, a water spraying hole is formed in one side of the brush 910 far away from the cleaning liquid tank 907, an internal cleaning device 9 is driven by an output shaft at the top end of a double-shaft motor 4, the double-shaft motor 4 drives a rotating platform 901 to rotate, under the action of centrifugal force, the brush 910 in the chute 906 at the top of the cross bar 905 is, the larger the centrifugal force is, the larger the outward moving distance of the brush 910 is, and the cleaning can be performed on pipes with different inner diameters; the two sides of the workbench 1 are fixedly provided with the supporting plates 8, one side of each of the two supporting plates 8 close to each other is fixedly provided with the clamping device 10, each clamping device 10 comprises a second air cylinder 1001, a second telescopic rod 1002, a support 1003, an arc plate 1004, a friction pad 1005 and a reinforcing rod 1006, one side of each second air cylinder 1001 is fixedly connected with the corresponding supporting plate 8, the two air cylinders 1001 are symmetrically arranged in the left-right direction, the number of the arc plates 1004 connected with one end of each second air cylinder 1001 is two, the two air cylinders are symmetrically arranged in the front-back direction, one ends of the second air cylinders 1001, far away from the supporting plates 8, are movably connected with the arc plates 1004 through hinges, one ends of the supports 1003 are fixedly connected with the second air cylinders 1001, one ends of the supports 1003, far away from the second air cylinders 1001, are fixedly connected with the second telescopic rods 1002, one ends of the telescopic rods 1002, far away, one end of the reinforcing rod 1006 is fixedly connected with the second cylinder 1001, one end of the reinforcing rod 1006, which is far away from the second cylinder 1001, is fixedly connected with the supporting plate 8, and by arranging the clamping mechanism 10, when the pipe fitting is cleaned, the clamping mechanism 10 is matched with the inner cleaning mechanism 9 and the outer cleaning mechanism 11 to clean the inside and the outside of the pipe fitting, so that the pipe fitting is cleaned more thoroughly; the clamping device 10 can clamp the pipe fittings with different pipe diameters by matching the two cylinders II 1001 and matching the arc-shaped plate controlled by the telescopic rod II, so that the device has higher practicability; the rear side of the top surface of the workbench 1 is provided with an outer cleaning mechanism 11, the outer cleaning mechanism 11 comprises a screw 1102, a slider 1103, a gear 1104, a second motor 1105, a side plate 1106 and a brush plate 1108, the rear side of the top surface of the workbench 1 is provided with a second chute 1101, the screw 1102 is rotatably installed inside the second chute 1101 through a bearing, the slider 1103 is sleeved on the surface of the screw 1102, the top of the slider 1103 is fixedly connected with the side plate 1106, the screw 1102 is meshed with the gear 1104, the gear 1104 is sleeved on the surface of an output shaft of the second motor 1105, the second motor 1105 is fixedly installed on the top of the workbench 1, the front surface of the side plate 1106 is provided with an arc groove 1107, the brush plate 1108 is fixedly installed inside the arc groove 1107, the top of the workbench 1 is provided with an outer cleaning mechanism 11, the outer cleaning mechanism 11 is driven by the motor 1105 to drive the gear 1104 to rotate, the screw 1102 is meshed with the, the screw 1102 is connected with the slider 1103 through threads, so that the front and back movement of the side plate 1106 is controlled through different rotation directions of the motor 1105, and the first cylinder 902 and the arc top plate 903 of the inner cleaning mechanism 9 are matched to drive the pipe fitting to rotate, so that the outer wall of the pipe fitting is cleaned by the brush plate 908.
When the pipe cleaning device is used, a pipe is clamped by the clamping device 10, the two cylinders two 1001 of the clamping device 10 move towards the middle part to clamp the pipe, the opening degree of the arc-shaped plate 1004 is controlled through the telescopic rods two 1002, so that the clamping device is suitable for pipes with different diameters, then the double-shaft motor 4 is driven, the double-shaft motor 4 drives the rotating platform 901 to rotate, under the action of centrifugal force, the brush 910 in the sliding groove 906 at the top of the cross rod 905 is close to the inner wall of the pipe, cleaning liquid is sprayed out through the control valve 909 in a matched mode, the inner wall of the pipe is cleaned, the rotating speed of the double-shaft motor 4 is higher, the centrifugal force is higher, the distance of outward movement of the brush 910 is larger; after the inner wall of the pipe fitting is cleaned, the first air cylinder 902 is started, the arc-shaped top plate 903 is enabled to abut against the pipe fitting to support the pipe fitting, the clamping device 10 loosens the pipe fitting, the double-shaft motor 4 rotates to drive the pipe fitting to rotate through a series of transmission, the synchronous motor 1105 rotates clockwise, the motor 1105 drives the gear 1104 to rotate, the gear 1104 is meshed with the lead screw 1102, the lead screw 1102 is installed inside the sliding groove 1101 through a bearing, the lead screw 1102 is connected with the sliding block 1103 through threads, therefore, the sliding block 1103 moves forwards, and the brush plate 1108 connected with the sliding block 1103 through the side plate 1106 is close to the outer wall of the pipe fitting to clean the outer wall of the rotating; because the top of workstation 1 sets up to the arc concave surface, and set up through-hole 2 at the cambered surface, be convenient for through 2 cooperation arc concave surfaces of through-hole to the collection and the emission of wasing sewage, set up album dirty room 3 at the middle part of workstation 1, through 2 leading-in album dirty indoor 3 with sewage of through-hole, and the lower extreme output shaft of double-shaft motor 4 with be located 5 fixed connection of pivot that album dirty indoor portion, it rotates to drive fan 6 through pivot 5, fan 6 moves towards through control air current and makes 3 portions in the album dirty room form the negative pressure as far as possible, further guarantee the recovery effect to sewage, simultaneously can effectively avoid 2 clogs up of through-hole.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A pipe fitting belt cleaning device, includes workstation (1), its characterized in that: the cleaning device is characterized in that a through hole (2) is formed in the top of the workbench (1), a dirt collecting chamber (3) is formed in the middle of the workbench (1), the through hole (2) is communicated with the dirt collecting chamber (3), a motor box (7) is arranged at the top of the workbench (1), a double-shaft motor (4) is fixedly mounted inside the motor box (7), an output shaft at the low end of the double-shaft motor (4) is fixedly connected with a rotating shaft (5) through a coupler, the rotating shaft (5) penetrates through the top of the workbench (1), a fan (6) is fixedly mounted at the low end of the rotating shaft (5), an output shaft at the top end of the double-shaft motor (4) is fixedly connected with an inner cleaning mechanism (9), supporting plates (8) are fixedly mounted on two sides of the workbench (1), and a clamping device (10) is fixedly mounted on one side, close to each, an outer cleaning mechanism (11) is arranged on the rear side of the top surface of the workbench (1).
2. A pipe cleaning apparatus according to claim 1, wherein: the inner cleaning mechanism (9) comprises a rotating table (901), a first air cylinder (902), an arc-shaped top plate (903), a first telescopic rod (904), a cross rod (905), a cleaning liquid tank (907), a spring (908), a control valve (909) and a hairbrush (910), wherein the bottom of the rotating table (901) is fixedly connected with an output shaft at the top end of a double-shaft motor (4), the first air cylinder (902) is fixedly installed at the top of the rotating table (901), one end of the first air cylinder (902) is fixedly connected with the arc-shaped top plate (903), the bottom end of the first telescopic rod (904) is fixedly connected with the rotating table (901), the top end of the first telescopic rod (904) is fixedly connected with the cross rod (905), a sliding groove (906) is formed in the surface of the top of the cross rod (905), the cleaning liquid tank (907) is slidably connected with the cross rod (905) through the sliding groove (906), and the control valve, one side of the cleaning liquid tank (907) is fixedly connected with the spring (908), one end, far away from the cleaning liquid tank (907), of the spring (908) is fixedly connected with the cross rod (905), and one side, far away from the spring (908), of the cleaning liquid tank (907) is fixedly connected with the hairbrush (910).
3. A pipe cleaning apparatus according to claim 1, wherein: the clamping device (10) comprises a second cylinder (1001), a second telescopic rod (1002), a bracket (1003), an arc-shaped plate (1004), a friction pad (1005) and a reinforcing rod (1006), one side of the second cylinder (1001) is fixedly connected with the support plate (8), one end of the second cylinder (1001) far away from the support plate (8) is movably connected with the arc-shaped plate (1004) through a hinge, one end of the support (1003) is fixedly connected with the second air cylinder (1001), one end of the support (1003), which is far away from the second air cylinder (1001), is fixedly connected with the second telescopic rod (1002), one end of the second telescopic rod (1002), which is far away from the bracket (1003), is movably connected with the arc-shaped plate (1004) through a hinge, one side of the arc-shaped plate (1004) far away from the second cylinder (1001) is fixedly connected with a friction pad (1005), one end of the reinforcing rod (1006) is fixedly connected with the second cylinder (1001), and one end, far away from the second cylinder (1001), of the reinforcing rod (1006) is fixedly connected with the supporting plate (8).
4. A pipe cleaning apparatus according to claim 1, wherein: outer clean mechanism (11) are including lead screw (1102), slider (1103), gear (1104), motor two (1105), curb plate (1106) and brush board (1108), the rear side of the top surface of workstation (1) is provided with spout two (1101), inside at spout two (1101) is installed in lead screw (1102) through the bearing rotation, slider (1103) cup joints the surface at lead screw (1102), the top and curb plate (1106) fixed connection of slider (1103), lead screw (1102) and gear (1104) meshing, gear (1104) cup joints the surface at motor two (1105) output shaft, motor two (1105) fixed mounting is at the top of workstation (1), the front of curb plate (1106) is provided with arc wall (1107), brush board (1108) fixed mounting is in the inside of arc wall (1107).
5. A pipe cleaning apparatus according to claim 1, wherein: the top of the workbench (1) is arranged in an inwards concave cambered surface.
6. A pipe cleaning apparatus according to claim 2, wherein: the number of the first air cylinders (902) is two, and the first air cylinders are symmetrically arranged around the center of the rotating table (901).
7. A pipe cleaning apparatus according to claim 2, wherein: the hairbrush (910) is connected with the cleaning liquid tank (907) through a pipeline, and a water spraying hole is formed in one side, away from the cleaning liquid tank (907), of the hairbrush (910).
8. A pipe cleaning apparatus according to claim 3, wherein: the number of the second cylinders (1001) is two, the cylinders are arranged in a bilateral symmetry mode, and the number of the arc-shaped plates (1004) connected to one end of each second cylinder (1001) is two, and the cylinders are arranged in a front-back symmetry mode.
9. A pipe fitting cleaning process is characterized in that: cleaning a pipe with the pipe cleaning device according to any one of claims 1 to 8.
CN202010891427.0A 2020-08-30 2020-08-30 Pipe fitting cleaning device and pipe fitting cleaning process Withdrawn CN111921994A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010891427.0A CN111921994A (en) 2020-08-30 2020-08-30 Pipe fitting cleaning device and pipe fitting cleaning process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010891427.0A CN111921994A (en) 2020-08-30 2020-08-30 Pipe fitting cleaning device and pipe fitting cleaning process

Publications (1)

Publication Number Publication Date
CN111921994A true CN111921994A (en) 2020-11-13

Family

ID=73309545

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010891427.0A Withdrawn CN111921994A (en) 2020-08-30 2020-08-30 Pipe fitting cleaning device and pipe fitting cleaning process

Country Status (1)

Country Link
CN (1) CN111921994A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112768563A (en) * 2021-01-15 2021-05-07 绍兴拓邦电子科技有限公司 Feeding device of texturing additive

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112768563A (en) * 2021-01-15 2021-05-07 绍兴拓邦电子科技有限公司 Feeding device of texturing additive
CN112768563B (en) * 2021-01-15 2022-04-15 绍兴拓邦新能源股份有限公司 Feeding device of texturing additive

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Application publication date: 20201113