CN110127212A - It squeezes and pushes away discharging equipment - Google Patents

It squeezes and pushes away discharging equipment Download PDF

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Publication number
CN110127212A
CN110127212A CN201910386362.1A CN201910386362A CN110127212A CN 110127212 A CN110127212 A CN 110127212A CN 201910386362 A CN201910386362 A CN 201910386362A CN 110127212 A CN110127212 A CN 110127212A
Authority
CN
China
Prior art keywords
gear
rack
cabinet
pushes away
rear end
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
Application number
CN201910386362.1A
Other languages
Chinese (zh)
Inventor
谭越
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.)
Shanghai Junzhi Logistics Equipment Co Ltd
Original Assignee
Shanghai Junzhi Logistics Equipment 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 Shanghai Junzhi Logistics Equipment Co Ltd filed Critical Shanghai Junzhi Logistics Equipment Co Ltd
Priority to CN201910386362.1A priority Critical patent/CN110127212A/en
Publication of CN110127212A publication Critical patent/CN110127212A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00Containers or packages with special means for dispensing contents
    • B65D83/0055Containers or packages provided with a flexible bag or a deformable membrane or diaphragm for expelling the contents
    • B65D83/0061Containers or packages provided with a flexible bag or a deformable membrane or diaphragm for expelling the contents the contents of a flexible bag being expelled by the contracting forces inherent in the bag or a sleeve fitting snugly around the bag

Abstract

The application discloses a kind of squeeze and pushes away discharging equipment, it include: pedestal, bag film, squeeze thruster and coiler, crowded thruster is placed in cabinet, squeezing thruster includes preceding end-rack and rear end-rack, the two sides of preceding end-rack and rear end-rack are connected separately with connecting plate, a pair of of roller is rotatably equipped between preceding end-rack and rear end-rack, the front end rolling assembling of two rollers is in preceding end-rack, the side of preceding end-rack is fixed with motor, the other side of preceding end-rack is equipped with gear-box, motor is sequentially connected by gear-box and roller, end-rack can be split as left side and right side afterwards, the rear end difference rolling assembling of two rollers is on the left side of rear end-rack and on right side, coiler is erected at the upper port of cabinet, coiler includes a pair of brackets, rotating turret is equipped with furling tube between two brackets, the end of furling tube is provided with crank.The crowded discharging equipment that pushes away of the application can reduce the conveying difficulty and conveying cost of sticky material, and seal degree is higher.

Description

It squeezes and pushes away discharging equipment
Technical field
This application involves field of fluid, squeeze more particularly to one kind and push away discharging equipment.
Background technique
In the production of the industries such as daily use chemicals, food, packaging process, conveying viscous fluid material, and the above object are generally required Expect excessively sticky at normal temperature, it is not easy to it conveys, is all made of overstriking transfer pipeline under normal circumstances or increases discharge pressure, with On to equipment have higher requirement, improve conveying cost, and a kind of conveying equipment generally can only specially convey one kind Material, use is inflexible, some materials are more demanding to seal degree, can also improve conveying cost.
Summary of the invention
In consideration of it, the application's aims to overcome that the above problem or at least is partially solved or alleviates the above problem.
The application proposes that a kind of squeeze pushes away discharging equipment, comprising:
Pedestal is fixed with cabinet on the pedestal, and the cabinet upper end opening, the bottom of the inside of the cabinet is provided with Heating plate;
Bag film, the dischargeable capacity of the bag film are consistent with the cabinet, and the bag film is placed in the cabinet The heating plate on, charging interface is provided at the top of the bag film, the side of the bottom of the bag film is provided with out Expect interface, the side pass-out of bottom of the discharging interface from the cabinet;
Thruster is squeezed, the crowded thruster is placed in the cabinet, and the crowded thruster includes preceding end-rack and rear end-rack, before described The two sides of end-rack and the rear end-rack are connected separately with connecting plate, are rotatably equipped with a pair between the preceding end-rack and the rear end-rack Roller, the both ends difference rolling assembling of two rollers is in the preceding end-rack and the rear end-rack, and the one of the preceding end-rack Side is fixed with motor, and the other side of the preceding end-rack is equipped with gear-box, and the motor passes through the gear-box and the roller Transmission connection, the rear end-rack can be split as left side and right side, and one end difference rolling assembling of two rollers exists After described on the left side of end-rack and on right side;
Coiler, the coiler are erected at the upper port of the cabinet, and the coiler includes a pair of brackets, two institutes It states rotating turret between bracket and is equipped with furling tube, the end of the furling tube is provided with crank.
The crowded of the application pushes away discharging equipment also and has following optional feature.
Optionally, first gear, second gear, third gear and train of reduction gears, institute are provided in the gear-box First gear is stated to be fixedly connected with the main shaft of the motor, the second gear and the third gear respectively with two rollers The shaft of son is fixedly connected, and is meshed, and the first gear is driven by the train of reduction gears and the second gear Connection.
Optionally, the train of reduction gears includes the 4th gear, the 5th gear, the 6th gear and the 7th gear, and described the Four gears and the 5th gear, which rotate coaxially, to be assemblied in the preceding end-rack, and the diameter of the 4th gear is greater than the described 5th Gear, the 6th gear and the 7th gear are rotated coaxially and are assemblied in the preceding end-rack, the diameter of the 6th gear Greater than the diameter of the 7th gear, the 4th gear is meshed with the first gear, the 5th gear and described the Six gears are meshed, and the 7th gear is meshed with the third gear.
Optionally, the lower part of the preceding end-rack is connected with joggle truss by connector, is provided with sliding slot in the joggle truss, Slidable fit has sliding block in the sliding slot, the roll shaft rolling assembling of one of them roller on the slide block, the splicing Spring is provided between frame and the sliding block.
Optionally, the roll shaft of the front end of two rollers is provided with axis between the preceding end-rack and the sliding block respectively It holds;The roll shaft of the rear end of two rollers is provided with axis between the left side of the rear end-rack respectively between right side It holds.
Optionally, the top of the preceding end-rack is provided with handle.
Optionally, the lower end of the bracket has downward bayonet, and upper end has horizontal axis hole, and bracket is solid by bayonet It is scheduled on the upper edge of the side wall of cabinet, the shaft at the both ends of furling tube passes through in the axis hole on two brackets, the bracket Top be provided with positioning screw hole, the positioning screw hole is conducted with the axis hole, and positioning spiral shell is equipped in the positioning screw hole Nail, the end of the positioning screw are withstood in the shaft of the furling tube, and the root of the screw is provided with handwheel.
Optionally, intermediate plate is provided on the furling tube, one end of the intermediate plate is connected on the furling tube, the other end There is crack between the furling tube.
Optionally, there are four angle steel for setting on the pedestal, and the lower part of the quadrangle of the cabinet is protruded into the angle steel.
The crowded of the application pushes away discharging equipment static housing on pedestal, and the intracorporal bottom of case presets heating plate, film Outside the discharging interface pass-out cabinet of bag, when the viscous fluid material for multiplying dress in bag film needs to send out from discharging interface, first use Intermediate plate on furling tube clamps the charging interface of bag film, then first opens left side and the right side of the rear end-rack for squeezing thruster, It allows two rollers that the lower part splitting body of the charging interface of bag film is clamped, then powers to heating plate, heating plate can be to thin Viscous fluid material heating in film bag, allows the temperature of viscous fluid material to increase, the viscosity of such viscous fluid material is just It can reduce, then give electrical power, motor drives two roller turns, and the viscous fluid material in bag film is squeezed from discharging interface Out, while rotating furling tube, furling tube by the bag film of crowded empty on furling tube, when two rollers move to bag film When near discharging interface, the viscous fluid material inside bag film is almost extruded.
Further, the crowded discharging equipment that pushes away of the application can reduce the conveying difficulty and conveying cost of sticky material, and Seal degree is higher.
Detailed description of the invention
Some specific embodiments of the application are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter. Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is a kind of structural schematic diagram of the crowded embodiment for pushing away discharging equipment of the application;
Fig. 2 is the structural schematic diagram of the crowded thruster in Fig. 1;
Fig. 3 is the overlooking structure diagram of the crowded thruster of Fig. 2;
Fig. 4 is the structural schematic diagram at the A-A of Fig. 2;
Fig. 5 is the structural schematic diagram at the B-B of Fig. 2;
Fig. 6 is the structural schematic diagram of the rear end-rack in Fig. 2;
Fig. 7 is structural schematic diagram when the rear end-rack in Fig. 2 is opened;
Fig. 8 is the forward structure schematic diagram of the bracket in Fig. 1.
In the above figure: 1 pedestal;101 angle steel;2 cabinets;3 heating plates;4 bag films;401 charging interfaces;402 dischargings connect Mouthful;End-rack before 5;501 joggle trusses;502 sliding slots;503 sliding blocks;504 springs;505 handles;End-rack after 6;7 rollers;8 motors;9 teeth Roller box;901 first gears;902 second gears;903 third gears;904 the 4th gears;905 the 5th gears;906 the 6th gears; 907 the 7th gears;10 bearings;11 tie down screws;12 rotating handles;13 connecting plates;14 brackets;15 furling tubes;16 cranks;17 intermediate plates;18 Positioning screw;19 handwheels;20 shafts.
Specific embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 6 and Fig. 7, the crowded of embodiments herein proposition pushes away discharging equipment, comprising: pedestal 1, Bag film 4, crowded thruster and coiler, cabinet 2 are fixed on pedestal 1, the upper end opening of cabinet 2, no top cover, the inside of cabinet 2 Bottom be placed with heating plate 3, the conducting wire of heating plate 3 leads to outside cabinet 2;Bag film 4 is just full of when being completely filled with and case The inside of body 2;The bottom of bag film 4 is in contact with the heating plate 3 in cabinet 2;The top of bag film 4 is provided with charging interface 401, the side of 4 bottom of bag film is provided with discharging interface 402, and discharge side pass-out of the interface 402 from the bottom of cabinet 2;It squeezes It is connected separately with a connecting plate 13 between the preceding end-rack 5 of thruster and the two sides of rear end-rack 6, is assembled between preceding end-rack 5 and rear end-rack 6 Two rollers 7 to rolling, for the front end rolling assembling of two rollers 7 in preceding end-rack 5, rolling assembling is distinguished in rear end-rack 6 in rear end Left side and right side on, motor 8 be fixed on before end-rack 5 side, gear-box 9 be assemblied in front of end-rack 5 the other side, motor 8 are sequentially connected by gear-box 9 and roller 7;Coiler is fixed on the edge of a pair of sidewalls of cabinet 2 by two brackets 14 On, it can make furling tube 15 that can rotate between two brackets 14 by shaking crank 16.
It needs the charging interface 401 of bag film 4 toward when going out to push first to be fixed to the viscous fluid material in bag film 4 On furling tube 15, then crowded thruster is placed on bag film 4, the left side of rear end-rack 6 and right side are split, make two Roller 7 clamps the top of bag film 4, and the charging interface 401 of bag film 4 is made to be located at the top of roller 7, then passes through frame hot plate 3, to the viscous fluid material heating in bag film 4, make the reduction of its viscosity, then are powered to motor 8, and motor 8 drives two rollers 7 rotations, push it downwards, and viscous fluid material can move down, and are pushed away flat bag film 4 and are discharged above two rollers 7, Viscous fluid material is discharged from the discharging interface 402 of bag film 4, squeezes the viscous fluid material pushed away in bag film 4 squeezing thruster Meanwhile furling tube 15 is shaken by crank 16 and is rotated, bag film volume 4 postponed can will be squeezed on furling tube 15, squeeze postpone in this way Bag film 4 do not interfere with the work of crowded thruster, also facilitate the recycling of bag film 4.
With reference to Fig. 4, according to a kind of embodiment of the application, the preceding end-rack 5 that the main shaft of motor 8 passes through protrude into gear-box 9 with First gear 901 connects, and the preceding end-rack 5 that the roll shaft of the front end of two rollers 7 is each passed through protrudes into gear-box 9 and second gear 902 are connected with third gear 903, and second gear 902 and third gear 903 are meshed, and are additionally provided with multiple subtract in preceding end-rack 5 Fast gear shaft, train of reduction gears is provided on reduction gear shaft, and first gear 901 passes through train of reduction gears and second gear 902 Transmission connection, in this way, motor can drive two rollers slowly to rotate, pushes the viscous fluid material in bag film 4.
With reference to Fig. 4, according to a kind of embodiment of the application, train of reduction gears include the 4th gear 904, the 5th gear 905, 6th gear 906 and the 7th gear 907, the 4th gear 904 and the 5th gear 905, which rotate coaxially, to be assemblied in preceding end-rack 5, and the 4th The diameter of gear 904 is greater than the 5th gear 905, and the 6th gear 906 and the 7th gear 907, which rotate coaxially, to be assemblied in preceding end-rack 5, The diameter of 6th gear 906 is greater than the diameter of the 7th gear 907, and the 4th gear 904 is meshed with first gear 901, the 5th tooth Wheel 905 is meshed with the 6th gear 906, and the 7th gear 907 is meshed with second gear 902.
With reference to Fig. 5 to Fig. 7, according to a kind of embodiment of the application, joggle truss 501 is connected by screw in preceding end-rack 5 Lower part is provided with the sliding slot 502 of U-shaped in joggle truss 501, and inwardly, slidable fit has sliding block to the opening of sliding slot 502 in sliding slot 502 503, the roll shaft rolling assembling of one of roller 7 is on sliding block 503, the bottom of the sliding slot 502 on joggle truss 501 and sliding block Spring 504 is provided between 503, sliding block 503 is pushed to the direction of another roller 7 by spring 504, makes second gear 902 and Three gears 903 and the 7th gear 907 are meshed.It needs to squeeze when pushing away the viscous fluid material in bag film 4, end-rack 6 after separating Left side and right side, then overcoming 504 elastic force of spring, it is related to sliding block 503 to the mobile sliding block 503 in 502 bottom of sliding slot The front end of roller 7 can be displaced outwardly, increase the gap between two rollers 7, facilitate and clamp bag film 4.
With reference to Fig. 5 to Fig. 7, according to a kind of embodiment of the application, the roll shaft of the front end of two rollers 7 respectively with preceding end-rack Bearing 10 is provided between 5 and sliding block 503;The roll shaft of the rear end of two rollers 7 is respectively between the left side of rear end-rack 6 and right Bearing 10 is provided between half portion.
With reference to Fig. 5, according to a kind of embodiment of the application, the top of preceding end-rack 5 is provided with handle 505, facilitates work people Crowded thruster is put into cabinet 2 or taken out out of cabinet 2 by member.
With reference to Fig. 1 and Fig. 8, according to a kind of embodiment of the application, the lower end of bracket 14 has downward bayonet, upper end tool There is horizontal axis hole, bracket 14 is fixed on the upper edge of the side wall of cabinet 2 by bayonet, and the shaft 20 at the both ends of furling tube 15 is worn Cross in the axis hole on two brackets 14, the top close to the bracket 14 of 16 side of crank is provided with positioning screw hole, positioning screw hole with The orthogonal conducting of axis hole, Screw assembly has positioning screw 18 in positioning screw hole, and the root of positioning screw 18 is fixed with handwheel 19, uses hand Handwheel 19 is rotated, the end of positioning screw 18 can be made to withstand in the shaft 20 of furling tube 15, furling tube 15 can thus be carried out Braking, remain stationary furling tube 15 between two supports.This structure is convenient temporarily to build and removes receipts, flexibility and reliability, volume Receiving cylinder 15 can rotate in the top of cabinet 2, after furling bag film 4, by one end of furling tube 15 from corresponding bracket 14 Axis hole in extraction can remove furling tube 15, can by bag film 4 from one end of furling tube 15 extract.
With reference to Fig. 1, according to a kind of embodiment of the application, intermediate plate 17 is provided on furling tube 15, one end of intermediate plate 17 connects Connect on the barrel of furling tube 15, other positions of intermediate plate 17 are axially extending along the side wall of furling tube 15, and with furling tube 15 Barrel between have crack.When fixed bag film 4, by the position frame below of charging interface 401 of bag film 4 intermediate plate 17 with Between furling tube 15.It only needs towards intermediate plate 17 and the separating end of furling tube 15 to extract bag film 4 i.e. when removing bag film 4 It can.
With reference to Fig. 1, according to a kind of embodiment of the application, it is arranged on pedestal 1 there are four angle steel 101, the quadrangle of cabinet 2 Lower part is protruded into angle steel 101, and horizontal position of the cabinet 2 on pedestal 1 can be made to be fixed.
The preferable specific embodiment of the above, only the application, but the protection scope of the application is not limited thereto, Within the technical scope of the present application, any changes or substitutions that can be easily thought of by anyone skilled in the art, Should all it cover within the scope of protection of this application.Therefore, the protection scope of the application should be with scope of protection of the claims Subject to.

Claims (9)

1. one kind squeezes and pushes away discharging equipment characterized by comprising
Pedestal (1) is fixed with cabinet (2) on the pedestal (1), cabinet (2) upper end opening, the inside of the cabinet (2) Bottom be provided with heating plate (3);
The dischargeable capacity of bag film (4), the bag film (4) is consistent with the cabinet (2), and the bag film (4) is placed on institute It states in the heating plate (3) in cabinet (2), charging interface (401), the film is provided at the top of the bag film (4) The side of the bottom of bag (4) is provided with discharging interface (402), and discharging interface (402) is from the one of the bottom of the cabinet (2) Side pass-out;
Thruster is squeezed, the crowded thruster is placed in the cabinet (2), and the crowded thruster includes preceding end-rack (5) and rear end-rack (6), The two sides of the preceding end-rack (5) and the rear end-rack (6) are connected separately with connecting plate (13), the preceding end-rack (5) and the rear end It is rotatably equipped between frame (6) a pair of of roller (7), the front end rolling assembling of two rollers (7) is in the preceding end-rack (5) On, the side of the preceding end-rack (5) is fixed with motor (8), and the other side of the preceding end-rack (5) is equipped with gear-box (9), described Motor (8) is sequentially connected by the gear-box (9) and the roller (7), it is described after end-rack (6) can be split as left side and Right side, the rear end difference rolling assembling of two rollers (7) is on the left side of the rear end-rack (6) and on right side;
Coiler, the coiler are erected at the upper port of the cabinet (2), and the coiler includes a pair of brackets (14), and two Rotating turret is equipped with furling tube (15) between a bracket (14), and the end of the furling tube (15) is provided with crank (16).
2. according to claim 1 squeeze pushes away discharging equipment, which is characterized in that be provided with the first tooth in the gear-box (9) Take turns (901), second gear (902), third gear (903) and train of reduction gears, the first gear (901) and the motor (8) main shaft is fixedly connected, the second gear (902) and the third gear (903) respectively with two rollers (7) Shaft is fixedly connected, and is meshed, and the first gear (901) passes through the train of reduction gears and the second gear (902) it is sequentially connected.
3. according to claim 2 squeeze pushes away discharging equipment, which is characterized in that the train of reduction gears includes the 4th gear (904), the 5th gear (905), the 6th gear (906) and the 7th gear (907), the 4th gear (904) and the described 5th Gear (905), which rotates coaxially, to be assemblied on the preceding end-rack (5), and the diameter of the 4th gear (904) is greater than the 5th tooth It takes turns (905), the 6th gear (906) and the 7th gear (907) rotate coaxially and be assemblied on the preceding end-rack (5), institute The diameter for stating the 6th gear (906) is greater than the diameter of the 7th gear (907), the 4th gear (904) and described first Gear (901) is meshed, and the 5th gear (905) is meshed with the 6th gear (906), the 7th gear (907) It is meshed with the second gear (902).
4. according to claim 2 squeeze pushes away discharging equipment, which is characterized in that the lower part of the preceding end-rack (5) passes through connection Part is connected with joggle truss (501), is provided with sliding slot (502) in the joggle truss (501), the interior slidable fit of the sliding slot (502) There are sliding block (503), the roll shaft rolling assembling of one of them roller (7) is on the sliding block (503), the joggle truss (501) it is provided between the sliding block (503) spring (504).
5. according to claim 4 squeeze pushes away discharging equipment, which is characterized in that the roll shaft of the front end of two rollers (7) It is provided between the preceding end-rack (5) and the sliding block (503) respectively bearing (10);The rear end of two rollers (7) Roll shaft is provided with bearing (10) between the left side of the rear end-rack (6) respectively between right side.
6. according to claim 4 squeeze pushes away discharging equipment, which is characterized in that the top of the preceding end-rack (5), which is provided with, to be mentioned Hand (505).
7. according to claim 1 squeeze pushes away discharging equipment, which is characterized in that the lower end of the bracket (14) has downward Bayonet, upper end have horizontal axis hole, and bracket (14) is fixed on the upper edge of the side wall of cabinet (2), furling tube by bayonet (15) shaft (20) at both ends passes through in the axis hole on two brackets (14), and the top of the bracket (14) is provided with fixed Position screw hole, the positioning screw hole are conducted with the axis hole, and positioning screw (18), the positioning are equipped in the positioning screw hole The end of screw (18) is withstood in the shaft (20) of the furling tube (15), and the root of the screw (18) is provided with handwheel (19)。
8. according to claim 7 squeeze pushes away discharging equipment, which is characterized in that be provided with intermediate plate on the furling tube (15) (17), one end of the intermediate plate (17) is connected on the furling tube (15), is had between the other end and the furling tube (15) Crack.
9. according to claim 1 squeeze pushes away discharging equipment, which is characterized in that there are four angle steel for setting on the pedestal (1) (101), the lower part of the quadrangle of the cabinet (2) is protruded into the angle steel (101).
CN201910386362.1A 2019-05-09 2019-05-09 It squeezes and pushes away discharging equipment Pending CN110127212A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910386362.1A CN110127212A (en) 2019-05-09 2019-05-09 It squeezes and pushes away discharging equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910386362.1A CN110127212A (en) 2019-05-09 2019-05-09 It squeezes and pushes away discharging equipment

Publications (1)

Publication Number Publication Date
CN110127212A true CN110127212A (en) 2019-08-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910386362.1A Pending CN110127212A (en) 2019-05-09 2019-05-09 It squeezes and pushes away discharging equipment

Country Status (1)

Country Link
CN (1) CN110127212A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111824579A (en) * 2020-08-06 2020-10-27 上海鸿研物流技术有限公司 Discharge system and squeezing and pushing device thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107697486A (en) * 2016-08-08 2018-02-16 上海鸿研物流技术有限公司 Squeeze thruster and fluid discharge system and method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107697486A (en) * 2016-08-08 2018-02-16 上海鸿研物流技术有限公司 Squeeze thruster and fluid discharge system and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111824579A (en) * 2020-08-06 2020-10-27 上海鸿研物流技术有限公司 Discharge system and squeezing and pushing device thereof
WO2022028392A1 (en) * 2020-08-06 2022-02-10 上海箱箱智能科技有限公司 Discharge system and squeezer thereof

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Application publication date: 20190816