CN219785700U - Screw cleaning device for plastic injection molding machine - Google Patents

Abstract

The utility model relates to the technical field of plastic machinery and discloses a screw cleaning device for a plastic injection molding machine, which comprises a box body, a shell and a filter screen body, wherein the bottom of the box body is communicated with a drainage channel, one side of the drainage channel is communicated with a connecting box, the filter screen body is fixed in the drainage channel, and a first hydraulic rod is bolted in the connecting box; according to the utility model, the second hydraulic rods on the two sides are started to drive the moving plates and the rotating drums on the two sides to move, so that the device is suitable for injection molding machine screws with different lengths, meanwhile, the clamping plates on the upper side and the lower side are driven to be close to each other by rotating the transmission screw, so that the injection molding machine screws with different outer diameters can be fixed, the device can be used for fixing various injection molding machine screws with different sizes, meanwhile, after cleaning is finished, the first hydraulic rods are started to drive the cleaning plates to move, so that the cleaning plates push particles on the surface of the filter screen to be discharged from the outlet, the filter screen is cleaned, and the cleaning is more convenient.

Description

Screw cleaning device for plastic injection molding machine

Technical Field

The utility model relates to the technical field of plastic machinery, in particular to a screw cleaning device for a plastic injection molding machine.

Background

The screw generally comprises a feeding section, a plasticizing section and an extrusion section, wherein threads are arranged on the plasticizing section and the extrusion section; the plastic material is used for plastic molding equipment to realize filling, blending modification, reactive extrusion, mixing refining and the like of high polymer materials, such as plastic profile extruders, injection molding machines and the like. The used screw is stained with residues which are difficult to clean, so the screw needs to be cleaned regularly.

Through searching, for example, chinese patent literature discloses a screw cleaning device [ application number: CN201921997572.6; publication No.: CN211707475U ]. This kind of screw cleaning device includes: the utility model provides a liquid storage tank of the top of washbox, the inside shower that is equipped with of washbox, liquid storage tank and shower pass through the pipeline intercommunication, the below of shower is provided with the brush fixed plate, the below of brush fixed plate sets up the water brush, the below of water brush is equipped with the screw rod, the bearing in the first fixed recess is connected to one end of screw rod, on the lateral wall of washbox is connected to the first fixed recess, the other end fixed connection second of screw rod is in the fixed recess of second, the fixed recess outside of second is equipped with the motor, the below of screw rod is provided with the brush board, the both sides of brush board set up the strip brush pole relatively, strip brush pole is in the top of brush board, the symmetry for the screw rod axle center, the inlet port has been seted up in the middle of the brush board, the fixed high temperature high-pressure air pump that sets up of below of brush board, there is the waste water collecting box, waste water collecting box fixed intercommunication drain pipe. The screw cleaning device has the advantages of automatic cleaning, thorough cleaning and the like.

The device is fixed through the both ends of first fixed recess and the fixed recess of second to the injection molding machine screw rod, but the length size of injection molding machine screw rod is different, and the distance between fixed recess of first fixed recess and the fixed recess of second is not adjustable, can't adapt to the injection molding machine screw rod of different length, and different injection molding machine screw rod external diameters are also different, first fixed recess and the fixed recess of second can not fix the injection molding machine screw rod of different external diameters, therefore above-mentioned belt cleaning device has the limitation, can't fix the injection molding machine screw rod of equidimension, simultaneously in the cleaning process, block the particulate matter that washs down through the filter screen, prevent to block up the sewer, but the filter screen surface piles up a large amount of particulate matters in long-term use process, need the staff get into in the equipment to clear up the particulate matter on filter screen surface, very inconvenience.

Disclosure of Invention

The utility model aims to provide a screw cleaning device for a plastic injection molding machine, which aims to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a screw rod cleaning device for plastic injection molding machine, includes box, casing and filter screen body, the bottom intercommunication of box is provided with the drain channel, one side intercommunication of drain channel is provided with the spread box, the inside at the drain channel is fixed to the filter screen body, the inside bolt of spread box has first hydraulic stem, the output shaft bolt of first hydraulic stem has the clearance board, the opposite side of drain channel runs through and has seted up the play thing mouth, the inside bolt of casing has first hydraulic stem, the output shaft bolt of first hydraulic stem has the movable plate, the surface of movable plate runs through and is provided with the rotary drum, the rotary drum is connected with the department of running through rotation of movable plate, the both sides of rotary drum inside all are provided with splint, the upper and lower both sides of rotary drum surface all run through and are provided with the thread bush, the inner wall threaded connection of thread bush has drive screw, and drive screw's one end is fixed with splint each other through the bearing frame, the top and the inside water delivery structure that is provided with of box, one side inside still is fixed with the washing structure, one side the surface of movable plate has the backup pad, the motor is connected with the backup pad through the drive of drive shaft, the drive shaft is connected with the drain pipe through the top of rotary drum.

Preferably, the water delivery structure includes water pump, water inlet pipe, raceway and violently pipe, the water pump bolt is at the top of box, the one end of water inlet pipe communicates each other with the water inlet of water pump, the one end of raceway communicates each other with the delivery port of water pump, violently the pipe is fixed in the inside top of box, the other end of raceway runs through to the inside of box and communicates each other with violently pipe, the bottom intercommunication of violently pipe is provided with a plurality of standpipe, the fixed surface of standpipe has the solenoid valve, the bottom intercommunication of standpipe is provided with the nozzle.

Preferably, the cleaning structure comprises a third hydraulic rod, a connecting plate and a cleaning brush, wherein the third hydraulic rod is bolted to the surface of the inner wall of the box body, the connecting plate is bolted to the output shaft of the third hydraulic rod, and the cleaning brush is fixed to the surface of the connecting plate.

Preferably, one side of the cleaning plate is bolted with a connecting column, and the other end of the connecting column is bolted with a sealing plate.

Preferably, the vertical groove has all been run through to the both sides of rotary drum, the both sides of splint all weld the slide bar, and slide bar and the inner wall sliding connection of vertical groove.

Preferably, the other end of the transmission screw is bolted with a hand wheel, and the whole of the clamping plate is arc-shaped.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the second hydraulic rods on the two sides are started to drive the moving plates and the rotating drums on the two sides to move, so that the device is suitable for injection molding machine screws with different lengths, meanwhile, the clamping plates on the upper side and the lower side are driven to be close to each other by rotating the transmission screw, so that the injection molding machine screws with different outer diameters can be fixed, the device can be used for fixing various injection molding machine screws with different sizes, meanwhile, after cleaning is finished, the first hydraulic rods are started to drive the cleaning plates to move, so that the cleaning plates push particles on the surface of the filter screen to be discharged from the outlet, the filter screen is cleaned, and the cleaning is more convenient.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a drain channel according to the present utility model;

FIG. 4 is a schematic view of a partial structure of the present utility model;

FIG. 5 is a schematic view of the structure of the drum according to the present utility model;

FIG. 6 is a schematic cross-sectional view of a drum according to the present utility model;

FIG. 7 is a schematic view of a cleaning structure according to the present utility model;

fig. 8 is a schematic structural view of a water delivery structure according to the present utility model.

In the figure: 1. a case; 2. a housing; 3. a drainage channel; 4. a filter screen body; 5. a connection box; 6. a first hydraulic lever; 7. a cleaning plate; 8. an outlet; 9. a drain pipe; 10. a second hydraulic lever; 11. a moving plate; 12. a rotating drum; 13. a thread sleeve; 14. a drive screw; 15. a clamping plate; 16. a slide bar; 17. a vertical groove; 18. a hand wheel; 19. a water delivery structure; 191. a water pump; 192. a water inlet pipe; 193. a water pipe; 194. a transverse tube; 195. a standpipe; 196. an electromagnetic valve; 197. a nozzle; 20. cleaning the structure; 201. a third hydraulic lever; 202. a connecting plate; 203. cleaning a brush; 21. a support plate; 22. a driving motor; 23. a connecting column; 24. and (5) sealing the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-8, a screw cleaning device for a plastic injection molding machine comprises a box body 1, a shell 2 and a filter screen body 4, wherein a drain channel 3 is arranged at the bottom of the box body 1 in a communicating manner, a connecting box 5 is arranged at one side of the drain channel 3 in a communicating manner, the filter screen body 4 is fixed in the drain channel 3, a first hydraulic rod 6 is bolted in the connecting box 5, a cleaning plate 7 is bolted to an output shaft of the first hydraulic rod 6, an outlet 8 is arranged at the other side of the drain channel 3 in a penetrating manner, the shell 2 is communicated with the box body 1, the first hydraulic rod 6 is bolted to the interior of the shell 2, a movable plate 11 is bolted to the output shaft of the first hydraulic rod 6, a rotary drum 12 is arranged on the surface of the movable plate 11 in a penetrating manner, the rotary drum 12 is rotatably connected with the penetrating portion of the movable plate 11, clamping plates 15 are arranged on two sides of the interior of the rotary drum 12, the upper and lower both sides on the surface of the rotary drum 12 are all penetrated and provided with a thread bushing 13, the inner wall of the thread bushing 13 is in threaded connection with a drive screw 14, one end of the drive screw 14 is mutually fixed with a clamping plate 15 through a bearing seat, the other end of the drive screw 14 is bolted with a hand wheel 18, the drive screw 14 is convenient to rotate, the whole of the clamping plate 15 is arc-shaped so as to adapt to the arc-shaped surfaces of the two ends of the screw of the injection molding machine, the both sides of the rotary drum 12 are penetrated and provided with vertical grooves 17, the both sides of the clamping plate 15 are welded with slide bars 16, the slide bars 16 are in sliding connection with the inner wall of the vertical grooves 17, the clamping plate 15 can drive the slide bars 16 to slide on the inner wall of the vertical grooves 17 in the up-down movement process, the clamping plate 15 can only move along a straight line and prevent the clamping plate 15 from changing direction along with the rotation of the drive screw 14, the top and the inside of the box 1 are provided with a water conveying structure 19, one side inside the box 1 is also fixed with a cleaning structure 20, the surface bolt of a side movable plate 11 has a supporting plate 21, the top bolt of the supporting plate 21 has a driving motor 22, the output shaft of the driving motor 22 is connected with the rotary drum 12 through gear transmission, and the bottom of the water drainage channel 3 is communicated with a water drainage pipe 9 for discharging cleaning water.

The water delivery structure 19 comprises a water pump 191, a water inlet pipe 192, a water delivery pipe 193 and a transverse pipe 194, wherein the water pump 191 is connected to the top of the box body 1 in a bolting mode, one end of the water inlet pipe 192 is communicated with a water inlet of the water pump 191, one end of the water delivery pipe 193 is communicated with a water outlet of the water pump 191, the transverse pipe 194 is fixed above the inside of the box body 1, the other end of the water delivery pipe 193 penetrates into the inside of the box body 1 and is communicated with the transverse pipe 194, a plurality of vertical pipes 195 are arranged at the bottom of the transverse pipe 194 in a communicating mode, an electromagnetic valve 196 is fixed on the surface of the vertical pipes 195, the bottom end of the vertical pipes 195 is communicated with a nozzle 197, the water inlet pipe 192 is externally connected with a water source, the water pump 191 can be started, cleaning water can enter the transverse pipe 194 through the water inlet pipe 191, then enter the vertical pipes 195, cleaning water is sprayed out from the nozzle 197 at the bottom end of the vertical pipes 195 to clean the screw of the injection molding machine, meanwhile, the electromagnetic valve 196 can control the opening and closing of the screw of the vertical pipes 195, and the screw 197 can be opened according to the number of the screw 197 aligned with the screw 197, so that the water can be prevented from being wasted on the surface of the screw 197 due to the fact that the short nozzle of the injection molding machine is sprayed out.

The cleaning structure 20 comprises a third hydraulic rod 201, a connecting plate 202 and a cleaning brush 203, wherein the third hydraulic rod 201 is bolted on the surface of the inner wall of the box body 1, an output shaft of the connecting plate 202 and an output shaft of the third hydraulic rod 201 are bolted, the cleaning brush 203 is fixed on the surface of the connecting plate 202, the third hydraulic rod 201 is opened, the output shaft is extended, the connecting plate 202 and the cleaning brush 203 can be driven, the cleaning brush 203 is enabled to approach to a rotating screw of the injection molding machine, the screw of the injection molding machine is scrubbed, the number of the third hydraulic rods 201, the connecting plate 202 and the cleaning brush 203 is a plurality, and the third hydraulic rods 201 with corresponding numbers can be opened according to the length of the screw of the injection molding machine.

One side of clearance board 7 is bolted with spliced pole 23, spliced pole 23's the other end bolt has closing plate 24, clearance board 7 is when standing, closing plate 24 is located the inside of outlet 8, closing plate 24 can carry out the shutoff to outlet 8, prevent discharging from outlet 8, simultaneously after the injection molding machine screw rod washs the completion, the surface of filter screen body 4 piles up a large amount of particulate matters, alright open first hydraulic stem 6 this moment, its output shaft extension drives clearance board 7 and removes, clearance board 7 promotes the removal of filter screen body 4 surface piled up particulate matter to outlet 8 department, simultaneously closing plate 24 and spliced pole 23 follow clearance board 7 and remove, clearance board 7 shifts out the unblock from outlet 8, then clearance board 7 is released particulate matter from the surface of filter screen body 4, release from outlet 8, simultaneously put the collection container in the below of outlet 8, the clearance of dropping particulate matter is collected, realize the clearance to the filter screen, need not carry out the filter screen in the staff's the equipment, the clearance is got up more conveniently.

Working principle: in the use, firstly, place the injection molding machine screw rod that needs abluent in box 1, then open the second hydraulic stem 10 of both sides, its output shaft extension alright drive the movable plate 11 of both sides and be close to each other, and make the rotary drum 12 of both sides be close to each other, thereby change the distance between the rotary drum 12 of regulation both sides, adapt to the injection molding machine screw rod of different length, afterwards, the both ends of injection molding machine screw rod get into the inside of rotary drum 12 of both sides respectively, the both ends of injection molding machine screw rod lie in the splint 15 of upper and lower both sides this moment, afterwards drive screw rod 14 through hand wheel 18 and rotate, make drive screw rod 14 drive splint 15 remove under the effect of thread bush 13, afterwards, laminating at the end of injection molding machine screw rod, form the centre gripping fixed to the injection molding machine screw rod, and the distance between the splint 15 of upper and lower both sides is adjustable, use the injection molding machine screw rod of different external diameters, afterwards alright start driving motor 22 and drive rotary drum 12 through the gear and rotate, make the injection molding machine screw rod rotate, wash the injection molding machine screw rod.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Screw cleaning device for plastic injection molding machine, including box (1), casing (2) and filter screen body (4), its characterized in that: the utility model discloses a water-saving device, including box (1), filter screen body (4), cleaning plate (7), water-draining channel (3) are provided with in the bottom intercommunication of box (1), one side intercommunication of water-draining channel (3) is provided with spread box (5), filter screen body (4) are fixed in the inside of water-draining channel (3), the inside bolt of spread box (5) has first hydraulic stem (6), the output shaft bolt of first hydraulic stem (6) has clearance board (7), the opposite side of water-draining channel (3) runs through and has offered outlet (8), the inside bolt of casing (2) has first hydraulic stem (6), the output shaft bolt of first hydraulic stem (6) has movable plate (11), the surface of movable plate (11) runs through and is provided with rotary drum (12), the running through of rotary drum (12) and movable plate (11) is rotated and is connected, the inside both sides of rotary drum (12) all are provided with splint (15), the upper and lower both sides on rotary drum (12) surface all run through and are provided with thread bushing (13), the inner wall screw thread connection of thread bushing (13) has drive screw (14), and the inside box (1) is fixed with one side of water-saving structure (20) through the fixed with one side of the box (1), one side the surface bolt of movable plate (11) has backup pad (21), the top bolt of backup pad (21) has driving motor (22), the output shaft and the rotary drum (12) of driving motor (22) pass through gear drive and are connected, the bottom intercommunication of drainage channel (3) is provided with drain pipe (9).

2. The screw cleaning device for a plastic injection molding machine according to claim 1, wherein: the utility model provides a water delivery structure (19) includes water pump (191), goes into water pipe (192), raceway (193) and violently manage (194), water pump (191) bolt is at the top of box (1), the one end of going into water pipe (192) communicates with the water inlet of water pump (191) each other, the one end of raceway (193) communicates with the delivery port of water pump (191) each other, violently manage (194) to fix in the inside top of box (1), the other end of raceway (193) runs through to the inside of box (1) and communicates with violently managing (194) each other, the bottom intercommunication of violently managing (194) is provided with a plurality of standpipe (195), the surface mounting of standpipe (195) has solenoid valve (196), the bottom intercommunication of standpipe (195) is provided with nozzle (197).

3. The screw cleaning device for a plastic injection molding machine according to claim 1, wherein: the cleaning structure (20) comprises a third hydraulic rod (201), a connecting plate (202) and a cleaning brush (203), wherein the third hydraulic rod (201) is bolted to the surface of the inner wall of the box body (1), the connecting plate (202) is bolted to an output shaft of the third hydraulic rod (201), and the cleaning brush (203) is fixed to the surface of the connecting plate (202).

4. The screw cleaning device for a plastic injection molding machine according to claim 1, wherein: one side of the cleaning plate (7) is bolted with a connecting column (23), and the other end of the connecting column (23) is bolted with a sealing plate (24).

5. The screw cleaning device for a plastic injection molding machine according to claim 1, wherein: the two sides of the rotary drum (12) are respectively provided with a vertical groove (17), the two sides of the clamping plate (15) are respectively welded with a sliding rod (16), and the sliding rods (16) are in sliding connection with the inner walls of the vertical grooves (17).

6. The screw cleaning device for a plastic injection molding machine according to claim 1, wherein: the other end of the transmission screw (14) is bolted with a hand wheel (18), and the whole of the clamping plate (15) is arc-shaped.