CN217862363U - Suspension type ultrasonic cleaning line - Google Patents

Suspension type ultrasonic cleaning line Download PDF

Info

Publication number
CN217862363U
CN217862363U CN202221768350.9U CN202221768350U CN217862363U CN 217862363 U CN217862363 U CN 217862363U CN 202221768350 U CN202221768350 U CN 202221768350U CN 217862363 U CN217862363 U CN 217862363U
Authority
CN
China
Prior art keywords
frame
bottom frame
close
pull
ultrasonic cleaning
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.)
Active
Application number
CN202221768350.9U
Other languages
Chinese (zh)
Inventor
王根
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Zhengfeng Ultrasonic Electronic Co ltd
Original Assignee
Xuzhou Zhengfeng Ultrasonic Electronic Co ltd
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 Xuzhou Zhengfeng Ultrasonic Electronic Co ltd filed Critical Xuzhou Zhengfeng Ultrasonic Electronic Co ltd
Priority to CN202221768350.9U priority Critical patent/CN217862363U/en
Application granted granted Critical
Publication of CN217862363U publication Critical patent/CN217862363U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cleaning By Liquid Or Steam (AREA)

Abstract

The utility model discloses a suspension type ultrasonic cleaning line, relating to the technical field of ultrasonic cleaning lines; the utility model comprises a bottom frame, a cleaning box is fixedly arranged on one side of the top end of the bottom frame, an ultrasonic vibration box is arranged at the bottom of the inner cavity of the cleaning box, a U-shaped frame is arranged on one side of the bottom frame close to the cleaning box, a transfer mechanism is arranged on the U-shaped frame, a positioning mechanism is arranged on one end of the transfer mechanism close to the bottom frame, and a pressing mechanism is arranged on the positioning mechanism; the positioning mechanism comprises a bottom frame; through positioning mechanism's use that sets up, can be convenient quick will treat abluent hand former and carry out spacing fixed, and the later stage of being convenient for is pulled down fast to hand former obscission appears when can avoiding follow-up washing, and then guarantee the normal development of cleaning operation, use through pressing mechanism's setting, can treat abluent hand former and carry out spacingly, thereby the phenomenon that the hand former breaks away from the cover post appears when can further avoiding follow-up washing.

Description

Suspension type ultrasonic cleaning line
Technical Field
The utility model relates to an ultrasonic cleaning line technical field specifically is a suspension type ultrasonic cleaning line.
Background
After gloves are manufactured in batches, the hand model usually needs to be cleaned by cleaning equipment and then can be put into use again, and at present, the hand model is usually cleaned by a suspension type ultrasonic cleaning line.
Although the currently used hanging ultrasonic cleaning line can effectively clean the hand model, it still has certain disadvantages when in use: the phenomenon that the hand model falls off easily appears when using in current suspension type ultrasonic cleaning line, and then can influence developing of hand model cleaning operation.
In view of the above problems, the inventors propose a suspended ultrasonic cleaning line for solving the above problems.
SUMMERY OF THE UTILITY MODEL
The problem that the hand model is easy to fall off is solved; an object of the utility model is to provide a suspension type ultrasonic cleaning line.
In order to solve the technical problem, the utility model adopts the following technical scheme: a suspension type ultrasonic cleaning line comprises a bottom frame, wherein a cleaning box is fixedly mounted on one side of the top end of the bottom frame, an ultrasonic vibration box is arranged at the bottom of an inner cavity of the cleaning box, a U-shaped frame is arranged on one side, close to the cleaning box, of the bottom frame, a transfer mechanism is arranged on the U-shaped frame, a positioning mechanism is arranged at one end, close to the bottom frame, of the transfer mechanism, and a pressing mechanism is arranged on the positioning mechanism;
the positioning mechanism comprises a bottom frame, one side of the bottom frame far away from the bottom frame is fixedly provided with a sleeve column in array distribution, a through groove is formed in the sleeve column in a penetrating mode, one side of the through groove far away from the bottom frame is rotated to install a first rotating rod in symmetrical arrangement, one side of the through groove inner cavity far away from the bottom frame is provided with a first T-shaped block in symmetrical distribution, the first rotating rod is connected with the first T-shaped block in a rotating mode, one end of the first rotating rod, which is close to the bottom frame, is rotated to install a third rotating rod, one end of the third rotating rod, which is close to the bottom frame, is provided with a pull frame at the tail end of the third rotating rod, the pull frame is provided with a pull frame at the tail end of the third rotating rod, two sides of the bottom frame are fixedly provided with side plates, a side plate is fixedly provided with a side plate, a side plate is rotatably installed in the inner cavity of the bottom frame, two side plates, a rack is connected with a rack, and a rack is connected with a rack.
When in use, the template can move towards one side far away from the bottom frame, so that the two racks at the farthest ends can be pulled to move towards one side far away from the bottom frame, the racks close to each other can be driven to move towards one side close to the bottom frame through the gear, the pull frame can be further driven to move towards one side close to the bottom frame, the pull plate can be driven to move towards one side close to the bottom frame through the pull rod, the spring can be extruded and the two rotating rods can be driven to rotate three-synchronously, and the two rotating rods II can be further driven to move towards each other while moving towards one side close to the bottom frame by matching with the use of the first rotating rods, when the interval between the corresponding rotating rods II moves to the minimum, the pressing mechanism can be adjusted to a proper position and the hand models to be cleaned are sleeved on the sleeve column in sequence, then the bottom frame can be loosened, the bottom frame is driven under the action of the elastic force of the spring, the pull frame and the like move upwards, so that the rotating rods and the like can reset, the back sides of the rotating rods II and the inner walls of the hand models are tightly attached, the hand models to be cleaned can be conveniently and fixedly arranged, and the phenomenon that the hand models fall off when being cleaned can be avoided.
Preferably, pressing means includes the horizontal pole, and the horizontal pole rotates to insert and establishes on the board, and the horizontal pole is symmetrical structure, rotates on the horizontal pole to cup joint the pressure frame, and the pressure frame can contact with the curb plate, and the both sides of pressure frame looks remote site all are equipped with the torsional spring, and the torsional spring activity cover is established on the horizontal pole, and the torsional spring keeps away from the one end and the board fixed connection of pressure frame.
Preferably, the transfer mechanism comprises an electric cylinder body, the electric cylinder body is fixedly mounted on the U-shaped frame, an electric cylinder sliding block is arranged on the electric cylinder body in a sliding mode, a multi-stage electric push rod is arranged on one side, close to the bottom frame, of the electric cylinder sliding block, and the tail end of the output end of the multi-stage electric push rod is fixedly connected with the template.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. through the arrangement and use of the positioning mechanism, the hand model to be cleaned can be conveniently and quickly limited and fixed, and can be conveniently and quickly dismounted in the later period, so that the phenomenon that the hand model falls off during subsequent cleaning can be avoided, and the normal development of cleaning operation is further ensured;
2. through the use of setting up of pressing means, can treat abluent hand former and carry on spacingly to the phenomenon that the hand former breaks away from the cover post appears when can further avoiding follow-up washing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the inside schematic view of the cleaning box of the present invention.
Fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.
Fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.
Fig. 5 is a schematic view of the connection of the middle pull frame of the present invention.
Fig. 6 is an enlarged schematic view of the structure at C in fig. 5 according to the present invention.
In the figure: 1. a chassis; 2. a cleaning tank; 3. ultrasonic vibration box; 4. a U-shaped frame; 5. a transfer mechanism; 51. an electric cylinder body; 52. an electric cylinder slider; 53. a multi-stage electric push rod; 6. a positioning mechanism; 61. a bottom frame; 62. sleeving a column; 63. a through groove; 64. a first rotating rod; 65. a second rotating rod; 66. a rotating rod III; 67. pulling a plate; 68. a spring; 69. a pull rod; 610. pulling the frame; 611. a side plate; 612. a gear; 613. a rack; 614. a tooling plate; 615. a first T-shaped block; 616. a T-shaped block II; 617. a rotating shaft; 618. a side block; 7. a pressing mechanism; 71. a cross bar; 72. pressing the frame; 73. a torsion spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows: as shown in fig. 1-6, the utility model provides a suspension type ultrasonic cleaning line, including chassis 1, top one side fixed mounting of chassis 1 has washing case 2, be equipped with drain pipe and valve that are used for discharging the waste liquid on washing case 2, and the inner chamber bottom of washing case 2 is equipped with ultrasonic wave shakes box 3, ultrasonic wave shakes box 3 and can carry out ultrasonic vibration cleaning to the hand former that gets into inside washing case 2, be equipped with on chassis 1 and wash stoving case etc. that case 2 cooperates with and use, thereby can carry out processing such as stoving hand former after the washing, this is prior art, it is here too much to describe repeatedly, one side that chassis 1 is close to washing case 2 is equipped with U type frame 4, and be equipped with transfer mechanism 5 on U type frame 4, one end that transfer mechanism 5 is close to chassis 1 is equipped with positioning mechanism 6, and be equipped with pressing mechanism 7 on positioning mechanism 6;
the positioning mechanism 6 comprises a bottom frame 61, sleeve columns 62 distributed in an array are fixedly installed on one side, far away from the bottom frame 1, of the bottom frame 61, through grooves 63 penetrate through the sleeve columns 62, symmetrically arranged first rotating rods 64 are rotatably installed on one side, far away from the bottom frame 1, of the through grooves 63, symmetrically distributed first T-shaped blocks 615 are arranged on one side, far away from the bottom frame 1, of the inner cavity of each through groove 63, the first rotating rods 64 are rotatably connected with the first T-shaped blocks 615, rotating rods second 65 are rotatably installed at one ends, close to the bottom frame 1, of the first rotating rods 64, rotating rods third 66 are rotatably installed at one ends, close to the bottom frame 1, of the rotating rods third 65, pulling plates 67 are rotatably installed at one ends, close to the bottom frame 1, of the pulling plates 67, symmetrically arranged second T-shaped blocks 616 are fixedly installed at one sides, far away from the bottom frame 1, of the rotating rods third 66 are rotatably connected with the second T-shaped blocks 616, springs 68 are arranged on the pulling plates 67, and one ends, far away from the pulling plates 67, are fixedly connected with the inner walls of the through grooves 63, a pull rod 69 is arranged on one side of the pull plate 67 close to the spring 68, the pull rod 69 penetrates the bottom frame 61 in a sliding manner and is provided with a pull frame 610 at the tail end thereof, side plates 611 are fixedly arranged on both sides of the bottom frame 61, a gear 612 is rotatably arranged in the inner cavity of each side plate 611, a rotating shaft 617 is rotatably arranged in the inner cavity of each side plate 611, the gear 612 is rotatably sleeved on the rotating shaft 617, two racks 613 are engaged and connected to the outer sides of the gear 612, the racks 613 are slidably connected to the inner walls of the side plates 611, one end of one rack 613 penetrates the side plates 611 and is fixedly connected to the pull frame 610, side blocks 618 are fixedly arranged on both sides of the pull frame 610, one end of the adjacent rack 613 close to the bottom frame 1 is fixedly connected to the side blocks 618, one end of the other rack 613 penetrates the side plates 611 and is provided with a tool plate 614 at the tail end thereof, and the tool plate 614 is fixedly connected to the transfer mechanism 5.
By adopting the technical scheme, the tooling plate 614 can be moved to one side far away from the bottom frame 1 during use, so that the two racks 613 at the farthest ends can be pulled to one side far away from the bottom frame 1, the racks 613 close to each other can be driven to move to one side close to the bottom frame 1 through the gears 612, the pull frame 610 can be further driven to move to one side close to the bottom frame 1, the pull plate 67 can be driven to move to one side close to the bottom frame 1 through the pull rod 69, the spring 68 can be extruded and the two rotating rods three 66 can be driven to synchronously rotate, the two rotating rods two 65 can be driven to move in opposite directions while moving to one side close to the bottom frame 1 through the use of the two rotating rods one 64, when the distance between the corresponding rotating rods two 65 moves to the minimum, the pressing mechanism 7 can be adjusted to a proper position and the hand mold to be cleaned is sleeved on the sleeve column 62 in sequence, then the bottom frame 1 can be loosened, the bottom frame 61 can be driven under the elastic action of the spring 68, the pull frame 610 and the hand mold can move upwards, so that the hand mold can be conveniently cleaned and can be prevented from falling off.
The transfer mechanism 5 comprises an electric cylinder body 51, the electric cylinder body 51 is fixedly installed on the U-shaped frame 4, an electric cylinder sliding block 52 is arranged on the electric cylinder body 51 in a sliding mode, a multi-stage electric push rod 53 is arranged on one side, close to the bottom frame 1, of the electric cylinder sliding block 52, and the tail end of the output end of the multi-stage electric push rod 53 is fixedly connected with the template 614.
Through adopting above-mentioned technical scheme, use through the cooperation of electricity jar body 51, electricity jar slider 52 and multistage electric putter 53, for the reciprocating of hand former and remove about and provide convenience to the operation such as drying is washd to the hand former of being convenient for.
Example two: as shown in fig. 4, the pressing mechanism 7 includes a cross rod 71, the cross rod 71 is rotatably inserted into the tooling plate 614, the cross rod 71 is of a symmetrical structure, a pressing frame 72 is rotatably sleeved on the cross rod 71, the pressing frame 72 can contact with the side plate 611, two sides of an opposite end of the pressing frame 72 are both provided with a torsion spring 73, the torsion spring 73 is movably sleeved on the cross rod 71, and one end of the torsion spring 73, which is far away from the pressing frame 72, is fixedly connected with the tooling plate 614.
Through adopting the above technical scheme, rotate two pressure frames 72 in proper order during the use, will twist and correspond torsional spring 73 when pressing frame 72 to rotate, then the user can be in proper order will treat abluent hand former cover and establish on the cover post 62 that has rotated pressure frame 72 one side, can loosen after all overlapping the hand former on this side cover post 62 and correspond pressure frame 72, torsional spring 73 will drive and correspond pressure frame 72 and reset this moment, thereby can treat abluent hand former when follow-up use and carry on spacingly, and then can further avoid the phenomenon that the hand former breaks away from cover post 62 when follow-up washing appears.
The working principle is as follows: when the cleaning device is used, a proper amount of cleaning liquid can be injected into the cleaning box 2, the bottom frame 61 is held by hand, then the multistage electric push rod 53 can be opened, at the moment, the multistage electric push rod 53 drives the template plate 614 to move towards one side far away from the bottom frame 1, so that the two farthest racks 613 can be pulled to move towards one side far away from the bottom frame 1, the racks 613 close to each other can be driven to move towards one side close to the bottom frame 1 through the gear 612, the pull frame 610 can be further driven to move towards one side close to the bottom frame 1, the pull plate 67 can be driven to move towards one side close to the bottom frame 1 through the pull rod 69, the spring 68 can be extruded and the two rotating rods three 66 can be driven to synchronously rotate, the two rotating rods two 65 can be driven to move towards one side close to the bottom frame 1 by matching with the use of the two rotating rods one 64, the multistage electric push rod 53 can be paused and sequentially rotate the two pressing frames 72 when the distance between the corresponding rotating rods two 65 is minimized, when the pressing frame 72 rotates, the corresponding torsion spring 73 is twisted, then a user can sequentially sleeve the hand mold to be cleaned on the sleeve column 62 on one side of the rotating pressing frame 72, when the hand mold is sleeved on the sleeve column 62 on the side, the corresponding pressing frame 72 can be loosened, at the moment, the torsion spring 73 drives the corresponding pressing frame 72 to reset, then the bottom frame 1 can be loosened, then the bottom frame 61 and the pulling frame 610 are driven to move upwards under the elastic action of the spring 68, so that the rotating rod II 65 and the like can reset until the opposite back side of the rotating rod II 65 is tightly attached to the inner wall of the hand mold, so that the hand mold to be cleaned can be conveniently fixed, the falling phenomenon of the hand mold during cleaning can be avoided, and at the moment, the top end of the hand mold is contacted with the pressing frame 72, so that the hand mold to be cleaned can be limited, and the phenomenon that the hand mold is separated from the sleeve column 62 during subsequent cleaning can be further avoided, after that, the ultrasonic vibration box 3 can be opened, the hand mold is moved into the cleaning box 2 through the multistage electric push rod 53 to be cleaned through ultrasonic vibration, the hand mold can be moved to the outer side of the cleaning box 2 after being cleaned, the cleaned hand mold is driven to be sequentially dried through the electric cylinder body 51 and the electric cylinder sliding block 52, and the hand mold can be taken down according to the steps after the treatment.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (7)

1. A suspension type ultrasonic cleaning line, includes chassis (1), its characterized in that: a cleaning box (2) is fixedly mounted on one side of the top end of the bottom frame (1), an ultrasonic vibration box (3) is arranged at the bottom of an inner cavity of the cleaning box (2), a U-shaped frame (4) is arranged on one side, close to the cleaning box (2), of the bottom frame (1), a transfer mechanism (5) is arranged on the U-shaped frame (4), a positioning mechanism (6) is arranged at one end, close to the bottom frame (1), of the transfer mechanism (5), and a pressing mechanism (7) is arranged on the positioning mechanism (6);
the positioning mechanism (6) comprises a bottom frame (61), one side of the bottom frame (1) far away from the bottom frame (61) is fixedly provided with sleeve columns (62) distributed in an array manner, the sleeve columns (62) are provided with through grooves (63) in a penetrating manner, one side of the bottom frame (1) far away from the through grooves (63) is rotatably provided with first rotating rods (64) symmetrically arranged, one ends of the first rotating rods (64) close to the bottom frame (1) are rotatably provided with second rotating rods (65), one ends of the second rotating rods (65) close to the bottom frame (1) are rotatably provided with third rotating rods (66), one ends of the third rotating rods (66) close to the bottom frame (1) are rotatably provided with pull plates (67), the pull plates (67) are provided with springs (68), one ends of the springs (68) far away from the pull plates (67) are fixedly connected with the inner walls of the through grooves (63), one sides of the pull plates (67) close to the springs (68) are provided with pull rods (69), the bottom frame (61) is slidably provided with pull frames (610) at the tail ends thereof, two sides of the bottom frame (61) are fixedly provided with gear racks (613), and two inner side plates (611) are rotatably connected with side plates (611), and two side plates (612) which are rotatably provided with side plates (611) engaged with side plates (611), one end of one rack (613) penetrates through the side plate (611) and is fixedly connected with the pull frame (610), one end of the other rack (613) penetrates through the side plate (611) and is provided with a contoured plate (614) at the tail end of the side plate, and the contoured plate (614) is fixedly connected with the transfer mechanism (5).
2. A suspended ultrasonic cleaning line according to claim 1, wherein the pressing mechanism (7) comprises a cross bar (71), the cross bar (71) is rotatably inserted on the board (614), the cross bar (71) is of a symmetrical structure, the cross bar (71) is rotatably sleeved with a pressing frame (72), the pressing frame (72) can be in contact with the side plates (611), torsion springs (73) are respectively arranged on two sides of opposite ends of the pressing frame (72), the torsion springs (73) are movably sleeved on the cross bar (71), and one ends of the torsion springs (73) far away from the pressing frame (72) are fixedly connected with the board (614).
3. A suspended ultrasonic cleaning line according to claim 1, wherein the transfer mechanism (5) comprises an electric cylinder body (51), the electric cylinder body (51) is fixedly mounted on the U-shaped frame (4), an electric cylinder slider (52) is slidably arranged on the electric cylinder body (51), a multi-stage electric push rod (53) is arranged on one side of the electric cylinder slider (52) close to the chassis (1), and the tail end of the output end of the multi-stage electric push rod (53) is fixedly connected with the industrial board (614).
4. A suspended ultrasonic cleaning line as claimed in claim 1, characterized in that the side of the cavity of the through slot (63) facing away from the chassis (1) is provided with symmetrically distributed first T-shaped blocks (615), and the first turning rod (64) is rotatably connected with the first T-shaped blocks (615).
5. A suspended ultrasonic cleaning line as claimed in claim 1, wherein the pull plate (67) is fixedly mounted with symmetrically arranged second T-shaped blocks (616) on the side away from the base frame (1), and the end of the rotating rod (66) close to the base frame (1) is rotatably connected with the second T-shaped blocks (616).
6. A suspended ultrasonic cleaning line according to claim 1, wherein the inner cavity of the side plate (611) is rotatably provided with a rotating shaft (617), and the gear (612) is rotatably sleeved on the rotating shaft (617).
7. A suspended ultrasonic cleaning line as claimed in claim 1, wherein side blocks (618) are fixedly mounted on both sides of the pull frame (610), and the end of the adjacent rack (613) close to the chassis (1) is fixedly connected to the side blocks (618).
CN202221768350.9U 2022-07-08 2022-07-08 Suspension type ultrasonic cleaning line Active CN217862363U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221768350.9U CN217862363U (en) 2022-07-08 2022-07-08 Suspension type ultrasonic cleaning line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221768350.9U CN217862363U (en) 2022-07-08 2022-07-08 Suspension type ultrasonic cleaning line

Publications (1)

Publication Number Publication Date
CN217862363U true CN217862363U (en) 2022-11-22

Family

ID=84050556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221768350.9U Active CN217862363U (en) 2022-07-08 2022-07-08 Suspension type ultrasonic cleaning line

Country Status (1)

Country Link
CN (1) CN217862363U (en)

Similar Documents

Publication Publication Date Title
CN211247554U (en) Cleaning and sterilizing device for medical instruments of obstetrics and gynecology department
CN217862363U (en) Suspension type ultrasonic cleaning line
CN107175245B (en) Automatic scrubbing equipment of test tube of high-efficient environmental protection that chemical engineering used
CN210560097U (en) Glass surface etching device
CN210314575U (en) Down cleaning device for manufacturing down jackets
CN108114955B (en) Cleaning device for inner wall of container
CN217314997U (en) Chemical equipment self-cleaning device
CN206747136U (en) Grain cleaning device
CN207803088U (en) A kind of portable small-sized milker
CN209732546U (en) Preliminary belt cleaning device of melon seed
CN208807593U (en) A kind of environment-friendly type bean washer
CN208787026U (en) A kind of finishing tool cleaning device
CN207057206U (en) A kind of cleaning agency of chemical polymerization thing production base catalyst
CN217432383U (en) Belt cleaning device is used in processing of water pump accessory
CN217555839U (en) Pickling solution waste liquid treatment device
CN215610599U (en) Washing and storing device for reclaimed water recycling membrane
CN217796231U (en) Vessel cabinet for laboratory
CN106000930A (en) Automatic cleaning device for electric coagulation forceps
CN115142114B (en) Metal vessel surface corrosion process and auxiliary treatment equipment thereof
CN212350026U (en) High efficiency screw apparatus for producing
CN212597422U (en) Cleaning device for metal fittings
CN215745145U (en) Cleaning device for lithium battery
CN211611769U (en) Water treatment facilities convenient to wash
CN211129678U (en) Fruit and vegetable cleaning device
CN214509262U (en) Improved generation walnut deep-processing belt cleaning device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant