CN210283171U

CN210283171U - Hydraulic screen changer cleaning device

Info

Publication number: CN210283171U
Application number: CN201920978717.1U
Authority: CN
Inventors: 邹涛
Original assignee: Nanjing Norda Xinye Extrusion Equipment Co Ltd
Current assignee: Nanjing Norda Xinye Extrusion Equipment Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-10
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to a hydraulic pressure trades wire stitcher cleaning device, trade the wire stitcher body including hydraulic pressure, utilize the cylinder to drive on the hydraulic pressure trades the wire stitcher body and slide and be connected with and trade the otter board, trade and evenly seted up two on the otter board and trade the mesh, trade and be connected with the filter screen in the mesh, hydraulic pressure trades wire stitcher body lower extreme and is equipped with the bottom plate, bottom plate one side has seted up the spout along the length direction of bottom plate, it is connected with the supporting shoe to slide on the spout, it is connected with the backup pad to rotate on the supporting shoe, the rotation plane of backup pad sets up along the direction of perpendicular. Utilize clearance mechanism can realize the clearance to the filter screen and strike off of thermoplastic, realize the reuse to the filter screen.

Description

Hydraulic screen changer cleaning device

Technical Field

The utility model belongs to the technical field of the technique of hydraulic pressure trade the net and specifically relates to a hydraulic pressure trades net ware cleaning device.

Background

The screen changer is used for filtering foreign particles and impurities when the plasticizing material flow is filtered by the screen. The heated plasticized material needs to be filtered through a filter screen in the process of entering a discharge pipe from a feed pipe, and the conventional filter screen is generally fixed in a plasticized material channel and widely applied to the extruder industry.

The prior art that a bulletin number is CN205835904U at present discloses a hydraulic pressure trades net ware, including the connecting plate, is equipped with the filtration pore on the connecting plate, is equipped with the filter screen mounting groove on the connecting plate, and the connecting plate upper end is equipped with the hydro-cylinder support, is equipped with hydraulic cylinder on the hydro-cylinder support, is connected with on the hydraulic cylinder and trades the otter board, trades and is equipped with two filter screens on the otter board to still be equipped with on every filter screen and be used for sealed seal part, make trade the otter board and can guarantee sealed.

The above prior art has the following problems: when excessive sundries are accumulated on the filter screen after work, the filter screen cannot be normally subjected to filtering operation, the hydraulic oil cylinder is required to be used for pushing the screen replacing plate to perform the replacing operation of the filter screen. However, the filter screen full of impurities can only be replaced, so that the utilization rate of the filter screen is low, and unnecessary waste is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic pressure trades wire stitcher cleaning device, it has can wash the filter screen for the filter screen has used repeatedly's effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a hydraulic pressure trades net ware cleaning device, includes hydraulic pressure trades net ware body, utilize the cylinder to drive on the hydraulic pressure trades net ware body and slide and be connected with and trade the otter board, trade and evenly seted up two on the otter board and trade the mesh, trade the downthehole filter screen that is connected with of mesh, hydraulic pressure trades net ware body lower extreme and is equipped with the bottom plate, bottom plate one side has seted up the spout along the length direction of bottom plate, it is connected with the supporting shoe to slide on the spout, the swivelling joint has the backup pad on the supporting shoe, the rotation plane of backup pad sets up along the direction of perpendicular to filter screen, the backup pad is kept away.

By adopting the technical scheme, when the screen changer is arranged at the rear end of the extruder, other devices are arranged at the front end and the rear end of the screen changer. And one of the mesh changing holes is close to the cylinder, and the other is far away from the cylinder. Therefore, the purpose of arranging the slide rail is to ensure that the filter screens in the screen changing holes at the two positions can be cleaned. The operator only need slide the supporting shoe on the slide rail to rotate the backup pad, recycle the clearance mechanism of backup pad upper end and realize clearing up the filter screen on two stations. When the backup pad slides, can rotate the backup pad below, whole backup pad can not influence other devices when sliding this moment, has further realized the clearance effect of multistation.

The utility model discloses further set up to: the cleaning mechanism comprises a clamping plate fixed at the upper end of the supporting plate, the clamping plate is connected with a cleaning plate in a sliding mode in the horizontal direction, the front end of the cleaning plate is rotatably connected with a scraping plate, and a driving part for driving the scraping plate to rotate is connected between the scraping plate and the cleaning plate.

Through adopting above-mentioned technical scheme, because this trade the net ware can realize changing the station of mesh under the state of not shutting down, so still leave the plastics and the miscellaneous impurity of hot melt state on the filter screen on the station that is changed out, so just need strike off the plastics of hot melt state, and strike off the board and do the rotation along vertical direction under the drive of clearance board, make and strike off the board and can realize more complete operation of striking off when striking off the operation.

The utility model discloses further set up to: the driving part comprises a motor arranged at the top of the cleaning plate, a first gear is connected to the motor, a second gear is meshed to the first gear, an internal gear meshed with the second gear is fixed to the supporting plate, a scraping plate is connected to a rotating shaft of the second gear, and a support used for limiting the position of the second gear is connected between the first gear and the second gear.

Through adopting above-mentioned technical scheme, first gear and second gear set up in same horizontal plane, so when first gear is driven by the motor and rotates, can drive second gear counter-rotation, and then drive and strike off the board and be circular motion, and then can strike off the plastics of adhesion hot melt state on whole filter screen earlier and become flexible, and then conveniently strike off the operation.

The utility model discloses further set up to: the utility model discloses a filter screen cleaning device, including backup pad, water tank, water supply pipe, cleaning mechanism, water supply pipe, the backup pad upper end is close to cleaning mechanism one end and is equipped with the water tank, the water tank front end is connected with the delivery pipe, the delivery pipe front end is connected with carries out abluent watering shower nozzle to the filter screen.

Through adopting above-mentioned technical scheme, the purpose that sets up the watering shower nozzle is in order to strike off the clearance operation back when having carried out the filter screen, can wash impurity or hot melt plastics that remain on the filter screen. Meanwhile, the filter screen is cooled, so that the filter screen is prevented from being damaged by residual hot-melt plastic, and subsequent screen replacement operation cannot be carried out.

The utility model discloses further set up to: the novel water spraying device is characterized in that a clamping groove is formed in the supporting plate, a connecting pipe is fixed to one end of the clamping groove, the rear end of the connecting pipe is detachably connected with a water supply pipe, and the front end of the water supply pipe is connected with a water spraying nozzle.

By adopting the technical scheme, when the filter screen needs to be cleaned, an operator connects the water supply pipe with the connecting pipe; when the cleaning is not needed, an operator can detach the water supply pipe, and further the water supply pipe can be prevented from being bent when the support plate is put down.

The utility model discloses further set up to: the clamp plate is internally fixed with a ring plate, the ring plate is connected with a water supply pipe in a sliding manner, the ring plate is provided with a spring steel ball, and the water supply pipe is provided with a groove matched with the spring steel ball.

Through adopting above-mentioned technical scheme, when connecting pipe and delivery pipe installation, go into the notch with the spring steel ball card for it is fixed to cooperate between the two, and then fastens connecting pipe and delivery pipe. The structure is convenient to disassemble and simple in structure, and the disassembly between the connecting pipe and the water supply pipe is realized.

The utility model discloses further set up to: and one end of the lower end of the bottom plate, which is close to the supporting block, is provided with a cleaning box.

Through adopting above-mentioned technical scheme, the purpose that sets up the cleaning box is in order to accept and collect the hot melt plastics that strikes off, the subsequent processing of being convenient for.

The utility model discloses further set up to: and a liquid outlet pipe communicated with the outside is arranged at the lower end of the cleaning box.

By adopting the technical scheme, the liquid flowing down from the cleaning filter screen is conveniently discharged by arranging the liquid outlet pipe, so that the operation is more convenient.

To sum up, the utility model discloses a beneficial technological effect does:

1. the cleaning of the filter screen in the hydraulic screen changer can be realized, and the reuse of the filter screen is realized;

2. the hot-melt plastic and the impurities which are cleaned are conveniently collected and cleaned.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a vertical sectional view of the present invention.

Fig. 3 is a sectional view of the pipe connection structure of the present invention.

In the figure, 1, a hydraulic screen changer body; 11. changing the screen plate; 12. changing meshes; 13. a filter screen; 14. a base plate; 15. a chute; 16. a support plate; 17. a support block; 2. a cleaning mechanism; 21. clamping a plate; 22. cleaning the plate; 23. a drive member; 231. a motor; 232. a first gear; 233. a second gear; 234. an internal gear; 235. a support; 24. scraping the plate; 3. a water tank; 31. a water supply pipe; 32. a connecting pipe; 33. a sprinkler head; 34. a spring steel ball; 35. cleaning the box; 36. a liquid outlet pipe; 37. a groove; 4. a card slot; 41. and (4) a ring plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A cleaning device for a hydraulic screen changer comprises a hydraulic screen changer body 1, wherein the hydraulic screen changer body 1 is formed by connecting four mutually parallel supports 235, frame plates are fixed at two ends of each support 235, and a screen changing plate 11 is connected in the hydraulic screen changer body 1 in a sliding manner by driving a cylinder, as shown in figure 1. Two net changing holes 12 are arranged on the net changing plate 11. A filter screen 13 is connected within each screen exchange aperture 12. When the whole device is installed on an extruder, one of the mesh changing holes 12 is aligned to an operation outlet of the extruder by utilizing the driving of the air cylinder, the hot melt plastic flowing out of the operation outlet can pass through the filter screen 13, and the filter screen 13 filters impurities in the hot melt plastic. And because two trade mesh openings 12 exist, can realize the switching of two stations, prevent when accumulating too much impurity on one of them filter screen 13 after, can't carry out effectual filtration. Meanwhile, switching without shutdown can be achieved.

As shown in fig. 1 and 2, a bottom plate 14 is arranged at the lower end of the hydraulic screen changer body 1, the length of the bottom plate 14 is the same as that of the screen changing plate 11, a sliding groove 15 along the length direction of the bottom plate 14 is formed in the screen changing plate 11, a supporting block 17 is connected in the sliding groove 15 in a sliding manner, and the supporting block 17 can be manually pulled in the sliding groove 15 by an operator. Meanwhile, a supporting plate 16 is rotatably connected to the supporting block 17, and the rotating plane of the supporting plate 16 is arranged along the direction perpendicular to the hydraulic screen changer body 1. Meanwhile, a cleaning mechanism 2 capable of cleaning the filter screen 13 is arranged at one end of the support plate 16 far away from the support block 17. In this embodiment, the cleaning mechanism 2 includes a clamping plate 21 disposed on the supporting plate 16, and the clamping plate 21 is disposed in a direction perpendicular to the supporting plate 16. Meanwhile, a cleaning plate 22 is connected with the clamping plate 21 in a sliding mode, one end, far away from the clamping plate 21, of the cleaning plate 22 is rotatably connected with a scraping plate 24, and meanwhile, the cleaning plate is also a circular plate in shape and is arranged obliquely. A drive element 23 is connected between the scraper plate 24 and the cleaning plate 22, which drives the scraper plate 24 in rotation. The scraping plate 24 can be moved in a circular manner by means of the drive element 23, so that the entire circular screen changer 12 can be cleaned. The circular motion is also arranged to scrape the periphery of the filter screen 13, so that the hot-melt plastic adhered to the filter screen 13 is conveniently loosened, and the filter screen is better detached.

As shown in fig. 2, in the present embodiment, the driving member 23 includes a motor 231 disposed at the front end of the cleaning plate 22, a first gear 232 is directly connected to an output shaft of the motor 231, a second gear 233 is engaged with the first gear 232, an internal gear 234 engaged with the second gear 233 is fixed to the support plate 16, and the first gear 232 and the second gear 233 are maintained in the same plane. While being fixed between the first gear 232 and the second gear 233 by means of a bracket 235. While the scraper plate 24 is directly connected to the output shaft of the second gear 233. When the motor 231 is activated, the first gear 232 rotates to drive the second gear 233 to rotate in the inner gear 234 in a reverse direction, so that the second gear 233 drives the scraping plate 24 to perform a circular motion. A scraping operation is performed.

Referring to fig. 1 and 3, a water tank 3 is fixed to the upper end of the supporting plate 16 near the cleaning plate 22, a water supply pipe 31 is connected to the front end of the water tank 3, a connection pipe 32 is connected to the front end of the water supply pipe 31, and a water spray nozzle 33 is connected to the front end of the connection pipe 32. The connection tube 32 is fixed to the support plate 16. Meanwhile, a clamping groove 4 is formed in the support plate 16, an annular plate 41 which can be sleeved on the water supply pipe 31 is arranged in the clamping groove 4, two spring steel balls 34 which are arranged in the radial direction are arranged on the annular plate 41, and a groove 37 which is matched with the spring steel balls 34 is arranged on the water supply pipe 31. When needing to wash filter screen 13, the operator is connected to water supply pipe 31 on the crown plate 41 for water supply pipe 31 front end is connected with connecting pipe 32, and then supplies water to watering shower nozzle 33, realizes the water spray operation, clears up remaining impurity and hot melt plastics on filter screen 13.

As shown in fig. 1, a cleaning box 35 for collecting scraped hot melt plastic and impurities is arranged at one end of the hydraulic screen changer body 1 close to the support plate 16, so that an operator can clean the cleaning box 35 conveniently. Meanwhile, in order to collect and clean the cleaning liquid flowing into the cleaning box 35, a liquid outlet pipe 36 is further arranged at the lower end of the cleaning box 35, so that the liquid can flow out conveniently.

The specific implementation mode is as follows: after the filter screen 13 filters enough impurities, the screen changing plate 11 is pushed under the driving of the air cylinder, the filter screen 13 on another station on the screen changing plate 11 is pushed to the extruder, and the filter screen 13 on the pushed station is pushed out of the extruder. Then the operator slides the supporting plate 16 on the bottom plate 14, slides to the position of the pushed filter screen 13, rotates the supporting plate 16, and sets the scraping plate 24 at the upper end of the supporting plate 16 right opposite to the filter screen 13, and then starts the motor 231, so that the cleaning rod rotates around the output shaft of the motor 231 under the rotation meshing of the rear end gear, and further drives the scraping plate 24 at the front end to carry out the scraping operation in the circumferential direction.

When the scraping operation is completed, the water tank 3 provided at the end of the supporting plate 16 adjacent to the motor 231 is operated again, and the scraped filter mesh 13 is cleaned by the sprinkler head 33 connected to the front end. Meanwhile, a cleaning box 35 which can receive scraped hot-melt plastic and cleaned liquid is arranged on the bottom plate 14, and an operator can clean the cleaning box 35 by using a switch board, so that the inside of the cleaning box 35 is cleaned. The next carrying work is convenient. Then, when the cleaning is completed, the operator turns the support plate 16 in the reverse direction and lowers the support plate 16 so as not to interfere with other operations of the extruder.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a hydraulic pressure trades net ware cleaning device, includes hydraulic pressure trades net ware body (1), it has traded otter board (11) to slide on hydraulic pressure trades net ware body (1), trade evenly to have seted up two on otter board (11) and trade mesh (12), it has filter screen (13), characterized by to trade mesh (12) in-connection: the hydraulic screen changer is characterized in that a bottom plate (14) is arranged at the lower end of the hydraulic screen changer body (1), a sliding groove (15) is formed in one side of the bottom plate (14) along the length direction of the bottom plate (14), a supporting block (17) is connected to the sliding groove (15) in a sliding mode, a supporting plate (16) is connected to the supporting block (17) in a rotating mode, a rotating plane of the supporting plate (16) is arranged in a direction perpendicular to the filter screen (13), and a cleaning mechanism (2) used for cleaning the filter screen (13) is arranged at one end, far away from the supporting block (17), of the.

2. The hydraulic screen changer cleaning device of claim 1, wherein: clearance mechanism (2) are including fixing cardboard (21) in backup pad (16) upper end, slip on cardboard (21) is connected with clearance board (22) that set up along the horizontal direction, clearance board (22) front end is rotated and is connected with scraping board (24), it scrapes board (24) pivoted drive part (23) to be connected with the drive between scraping board (24) and clearance board (22).

3. The hydraulic screen changer cleaning device of claim 2, wherein: the drive part (23) is including setting up motor (231) at clearance board (22) top, be connected with first gear (232) on motor (231), meshing has second gear (233) on first gear (232), be fixed with internal gear (234) with the internal gear of second gear (233) ring-engagement on backup pad (16), scrape off board (24) rear end and link to each other with the pivot of second gear (233), be connected with support (235) that are used for restricting second gear (233) position between first gear (232) and second gear (233).

4. The hydraulic screen changer cleaning device of claim 2, wherein: the cleaning device is characterized in that a water tank (3) is arranged at one end, close to the cleaning mechanism (2), of the upper end of the supporting plate (16), a water supply pipe (31) is connected to the front end of the water tank (3), and a sprinkling nozzle (33) for cleaning the filter screen (13) is connected to the front end of the water supply pipe (31).

5. The hydraulic screen changer cleaning device of claim 4, wherein: the novel water spraying device is characterized in that a clamping groove (4) is formed in the supporting plate (16), a connecting pipe (32) is fixed at one end of the clamping groove (4), the rear end of the connecting pipe (32) is detachably connected with a water supply pipe (31), and the front end of the water supply pipe (31) is connected with a water spraying nozzle (33).

6. The hydraulic screen changer cleaning device of claim 5, wherein: a ring plate (41) is fixed in the clamping groove (4), the water supply pipe (31) is connected in the ring plate (41) in a sliding mode, a spring steel ball (34) is arranged on the ring plate (41), and a groove (37) matched with the spring steel ball (34) is formed in the water supply pipe (31).

7. The hydraulic screen changer cleaning device of claim 1, wherein: and a cleaning box (35) is arranged at one end of the lower end of the bottom plate (14) close to the supporting block (17).

8. The hydraulic screen changer cleaning device of claim 7, wherein: the lower end of the cleaning box (35) is provided with a liquid outlet pipe (36) communicated with the outside.