CN114653700B

CN114653700B - Back flushing structure for automatically adjusting and clearing chips in wet material cylinder

Info

Publication number: CN114653700B
Application number: CN202210302581.9A
Authority: CN
Inventors: 方策; 刘太鹏; 江舒适; 吴国桥; 戴华锋
Original assignee: Zhejiang Canaan Technology Ltd
Current assignee: Zhejiang Canaan Technology Ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2023-01-17
Anticipated expiration: 2042-03-24
Also published as: CN114653700A

Abstract

The invention belongs to the field of a back-blowing structure, in particular to a back-blowing structure for automatically adjusting and clearing scraps in a wet material cylinder, which aims at solving the problems that in the existing back-blowing structure, a part of material is remained in a dead angle formed by a protruding section and the material cylinder in the material stirring and overturning process, so that the yield of the automatically produced material is reduced, and the pollution to the next granulation is possibly caused.

Description

Back flushing structure for automatically adjusting and clearing chips in wet material cylinder

Technical Field

The invention relates to the technical field of back flushing structures, in particular to a back flushing structure capable of automatically adjusting and clearing chips in a wet material cylinder.

Background

Wet granulators are used to grind wet powders into the desired granules, or dry bulk materials into the desired granules.

The pelletization department is because of the certain length of processing reason pelletization sword support flange can have the outstanding section that is used for the welding of outstanding pot wall, nevertheless in the material stirring and churns the in-process, and the dead angle that outstanding section and material jar formed can remain partly material, causes the reduction of automated production material yield, probably causes the problem of the pollution to pelletization next time simultaneously, for this reason proposes the blowback structure that can carry out automatic blowdown and clear bits with the waste material.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, in the process of stirring and overturning materials, a part of materials can be remained in a dead angle formed by a protruding section and a material cylinder in a back-blowing structure, so that the yield of the automatically produced materials is reduced, and the pollution to the next granulation can be caused, and provides the back-blowing structure for automatically adjusting and clearing scraps in a wet material cylinder.

In order to achieve the purpose, the invention adopts the following technical scheme:

a back flushing structure for automatic adjustment and scrap removal in a wet material cylinder comprises the material cylinder, a cylinder cover and a granulation supporting sleeve, wherein the granulation supporting sleeve is arranged at the side end of the material cylinder and is provided with a protruding section extending into the material cylinder; a granulating cleaning spray nozzle, a stirring cleaning spray nozzle and a discharging cleaning spray nozzle are arranged in the cylinder cover;

the adjusting mechanism is arranged on the inner side of the cylinder cover and used for adjusting the spraying angles of the granulating cleaning spray head, the stirring cleaning spray head and the discharging cleaning spray head;

the sealed oil cylinder is arranged at the side end of the material cylinder, and an output shaft of the sealed oil cylinder is fixedly connected with the material cleaning mechanism.

As a further scheme of the invention, a fixed shaft is arranged outside the cylinder cover, a mounting sleeve with a matched size is arranged at the lower side of the fixed shaft, a supporting surface is arranged at the other side of the mounting sleeve opposite to the cylinder cover, a fixed surface which is vertical to the axial direction of the fixed shaft is arranged on the fixed shaft and is opposite to the supporting surface, the fixed shaft penetrates through the mounting sleeve and extends into the cylinder cover, a matching piece is arranged on the inner wall of the cylinder cover and is in threaded fit with the fixed shaft, and the granulating and cleaning nozzle is positioned on the matching piece.

As a further scheme of the present invention, the adjusting mechanism includes three crawler wheels, two crawler belts, a fixed disc, a motor and three curved nozzles, the fixed disc is fixedly connected to the lower end of the mating member, the granulation cleaning nozzle, the stirring cleaning nozzle and the discharge cleaning nozzle are all fixedly connected to the surface of the mating member, the three crawler wheels are all rotatably connected to the lower ends of the granulation cleaning nozzle, the stirring cleaning nozzle and the discharge cleaning nozzle, the two crawler belts are respectively sleeved on the surfaces of the three crawler wheels, the three curved nozzles are respectively fixedly connected to the lower ends of the three crawler wheels, the three curved nozzles are all fixedly connected to the fixed disc, the motor is fixedly connected to the inner wall of the cylinder cover, and an output shaft of the motor is fixedly connected to the side end of the stirring cleaning nozzle.

As a further scheme of the present invention, the material cleaning mechanism includes a connecting seat, a block, an empty groove, a first telescopic cylinder, a second telescopic cylinder and a scraper, the connecting seat is fixedly connected to a side end of an output shaft of the sealed cylinder, the block is fixedly connected to a side end of the connecting seat, the empty groove is cut at a side end of the block, the first telescopic cylinder is fixedly connected to an inner wall of the empty groove, the second telescopic cylinder is fixedly connected to a surface of the output shaft of the first telescopic cylinder, the second telescopic cylinder is slidably connected to an inner wall of the empty groove, and the scraper is fixedly connected to a side end of an output shaft of the second telescopic cylinder.

As a further scheme of the invention, the inner wall of the material cylinder is rotationally connected with a stirring paddle, the surface of the stirring paddle is in threaded connection with a fixing nut, and the stirring paddle rotates by taking the fixing nut as a center.

As a further scheme of the invention, a discharge port opposite to the stirring paddle is arranged on the material cylinder, the discharge port comprises a horizontal section and an inclined section, the horizontal section is arranged at the side end of the discharge port, and the inclined section is arranged at the outer side of the discharge port.

As a further scheme of the invention, the discharge hole is matched with the shape of the blocking block.

As a further scheme of the invention, the lower end of the blocking block is provided with an inductor, and the inductor is in signal connection with the second telescopic oil cylinder and the first telescopic oil cylinder.

Compared with the prior art, the invention has the beneficial effects that:

1. cleaning the shower nozzle, stirring and cleaning the shower nozzle and the ejection of compact through will pelletize when needs and clean the shower nozzle and fix respectively at the lower extreme of fixed disk, stretch into the installation cover with fixed axle one end, offset until holding surface and stationary plane, then lie in the one end and the fitting piece threaded connection of cylinder cap internal fixed axle, available bolt is fixed holding surface and stationary plane mutually simultaneously, cleans the shower nozzle with the pelletize at last, stirs and cleans the shower nozzle and the ejection of compact and clean the shower nozzle and fix on the fitting piece, reaches the installation of right.

2. Because the stirring paddle is fixed at the bottom of the material cylinder by the fixing nut, when the stirring paddle rotates and pushes the material out of the material cylinder, the material adhered to the top cannot be thrown off due to the low linear velocity of the fixing nut, and the material remains, so that the remaining material can be swept down from the fixing nut by the stirring sweeping nozzle and finally pushed out of the material cylinder.

3. The connecting seat receives the elasticity of sealed hydro-cylinder to drag the sprue during the ejection of compact, and the inductor of sprue lower extreme senses the sprue displacement after and sends the signal to first flexible hydro-cylinder and the flexible hydro-cylinder () of second, and the output shaft of the flexible hydro-cylinder of second is with the ejecting dead slot of doctor-bar, and the output shaft of first flexible hydro-cylinder shortens afterwards, can hug closely the horizontal segment with the doctor-bar, can strike off the residue on horizontal segment surface and take out to the slope section.

4. Through the arrangement of the material cleaning mechanism, the motor is started immediately when the material cleaning mechanism operates, the output shaft of the motor drives the crawler wheels to rotate relative to each other, the crawler wheels driven to rotate by the output shaft of the motor can drive the remaining two crawler wheels to rotate through the two crawler belts, so that the three bent nozzles can automatically rotate, and the nozzles of the three bent nozzles can blow all parts needing to be blown in the material cylinder.

In the invention, when discharging, the material is pushed by the stirring paddle to move from the horizontal section to the inclined section and slide on the inclined section, but partial material is possibly remained, so the material cleaning mechanism adjusts the injection angles of the three bent nozzles to clean the remained material from the horizontal section, and the material cleaning mechanism can automatically scrape the residue on the horizontal section, thereby ensuring the cleanness of the horizontal section, ensuring the yield of the automatically produced material and preventing the pollution to the next granulation.

Drawings

FIG. 1 is a structural diagram of a back-blowing structure for automatic adjustment and chip removal in a wet material cylinder according to the present invention;

FIG. 2 is an enlarged view A of a back-blowing structure for automatic adjustment and chip removal in a wet material cylinder according to the present invention;

FIG. 3 is an enlarged view B of a back-blowing structure for automatic adjustment and chip removal in a wet material cylinder according to the present invention;

FIG. 4 is an enlarged view C of a back-blowing structure for automatic adjustment and chip removal in a wet-process material cylinder according to the present invention;

FIG. 5 is an enlarged view D of a back-blowing structure for automatic adjustment and chip removal in a wet-process material cylinder according to the present invention;

FIG. 6 is a schematic view of an adjusting mechanism of a back-blowing structure for automatic adjustment and chip removal in a wet material cylinder according to the present invention;

FIG. 7 is a side view of an adjusting mechanism of a back-blowing structure for automatic adjustment and chip removal in a wet material cylinder according to the present invention;

fig. 8 is a schematic diagram of a material cleaning mechanism of a back blowing structure for automatic adjustment and chip cleaning in a wet material cylinder according to the present invention.

In the figure: 1. a material cylinder; 2. a cylinder cover; 3. granulating support sleeve; 4. a fixed shaft; 41. a fixed surface; 5. installing a sleeve; 6. a mating member; 7. a stirring paddle; 71. fixing a nut; 8. a discharge port; 81. a horizontal segment; 82. an inclined section; 9. an adjustment mechanism; 91. granulating and cleaning the spray head; 92. stirring and cleaning the spray head; 93. discharging and cleaning the spray head; 94. a crawler wheel; 95. a crawler belt; 96. fixing the disc; 97. a motor; 98. a bent nozzle; 10. a material clearing mechanism; 1001. a connecting seat; 1002. blocking; 1003. an empty groove; 1004. a first telescopic cylinder; 1005. a second telescopic cylinder; 1006. and (4) scraping the blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-8, a back-flushing structure for automatic adjustment and chip removal in a wet material cylinder comprises a material cylinder 1, a cylinder cover 2 and a granulation supporting sleeve 3, wherein the granulation supporting sleeve 3 is arranged at the side end of the material cylinder 1, and the granulation supporting sleeve 3 is provided with a protruding section extending into the material cylinder 1; the cylinder cover 2 is internally provided with a granulating cleaning spray head 91, a stirring cleaning spray head 92 and a discharging cleaning spray head 93; the adjusting mechanism 9 is arranged on the inner side of the cylinder cover 2, and is used for adjusting the spraying angles of the granulating cleaning spray head 91, the stirring cleaning spray head 92 and the discharging cleaning spray head 93; sealed hydro-cylinder, sealed hydro-cylinder sets up in the side of material jar 1, the clear material mechanism 10 of output shaft fixedly connected with of sealed hydro-cylinder, during the ejection of compact, the material moves to the slope section 82 and slides on the slope section 82 from horizontal segment 81 under the promotion of stirring rake 7, but there may be partial material residue, so through clear material mechanism 10 adjustment three bent type nozzle 98's injection angle with remaining material from horizontal segment 81 clearance and walk, and clear material mechanism 10 can strike off the residue of horizontal segment 81 automatically, guarantee the cleanness of horizontal segment 81, guarantee the yield of automated production material, prevent the pollution to pelletization next time simultaneously.

Example two

Referring to fig. 1 to 8, the present invention provides a new technical solution: a back flushing structure for automatic adjustment and chip removal in a wet material cylinder comprises a material cylinder 1, a cylinder cover 2 and a granulation supporting sleeve 3, wherein the granulation supporting sleeve 3 is arranged at the side end of the material cylinder 1, and the granulation supporting sleeve 3 is provided with a protruding section extending into the material cylinder 1; a granulating cleaning spray head 91, a stirring cleaning spray head 92 and a discharging cleaning spray head 93 are arranged in the cylinder cover 2; the adjusting mechanism 9 is arranged on the inner side of the cylinder cover 2, and the adjusting mechanism 9 is used for adjusting the spraying angles of the granulating cleaning spray head 91, the stirring cleaning spray head 92 and the discharging cleaning spray head 93; the sealed oil cylinder is arranged at the side end of the material cylinder 1, the output shaft of the sealed oil cylinder is fixedly connected with a material cleaning mechanism 10, when discharging, materials are pushed by the stirring paddle 7 to move from the horizontal section 81 to the inclined section 82 and slide on the inclined section 82, but partial materials are possibly remained, so that the remained materials are cleaned away from the horizontal section 81 by adjusting the injection angle of the three bent nozzles 98 through the material cleaning mechanism 10, the material cleaning mechanism 10 can automatically scrape residues of the horizontal section 81, the cleanness of the horizontal section 81 is ensured, the yield of the automatically produced materials is ensured, meanwhile, the pollution to the next granulation is prevented, a fixed shaft 4 is arranged outside the cylinder cover 2, a mounting sleeve 5 with matched size is arranged at the lower side of the fixed shaft 4, a supporting surface is arranged at the other side of the mounting sleeve 5 opposite to the cylinder cover 2, a fixing surface 41 vertical to the axial direction of the fixed shaft 4 is arranged on the fixed shaft 4, and the fixing surface 41 is opposite to the supporting surface, the fixed shaft 4 penetrates through the mounting sleeve 5 and extends into the cylinder cover 2, the inner wall of the cylinder cover 2 is provided with a fitting piece 6 and is in threaded fit with the fixed shaft 4, the granulating cleaning spray head 91 is positioned on the fitting piece 6, the granulating cleaning spray head 91, the stirring cleaning spray head 92 and the discharging cleaning spray head 93 are respectively fixed at the lower end of the fixed disc 96, one end of the fixed shaft 4 extends into the mounting sleeve 5 until the supporting surface abuts against the fixed surface 41, then one end of the fixed shaft 4 positioned in the cylinder cover 2 is in threaded connection with the fitting piece 6, meanwhile, the supporting surface can be fixed with the fixed surface 41 by bolts, finally, the granulating cleaning spray head 91, the stirring cleaning spray head 92 and the discharging cleaning spray head 93 are fixed on the fitting piece 6 to achieve the opposite installation, the adjusting mechanism 9 comprises three crawler wheels 94, two crawler belts 95, the fixed disc 96, a motor 97 and three bent nozzles 98, the fixed disc 96 is fixedly connected with the lower end of the fitting piece 6, the granulating cleaning nozzle 91, the stirring cleaning nozzle 92 and the discharging cleaning nozzle 93 are all fixedly connected with the surface of the fitting piece 6, the three crawler wheels 94 are all rotatably connected with the lower ends of the granulating cleaning nozzle 91, the stirring cleaning nozzle 92 and the discharging cleaning nozzle 93, two crawler belts 95 are respectively sleeved on the surfaces of the three crawler wheels 94, the three bent nozzles 98 are respectively fixedly connected with the lower ends of the three crawler wheels 94, the three bent nozzles 98 are all fixedly connected with the fixed disc 96, the motor 97 is fixedly connected with the inner wall of the cylinder cover 2, the output shaft of the motor 97 is fixedly connected with the side end of the stirring cleaning nozzle 92, the motor 97 is immediately started when the invention is operated, the output shaft of the motor 97 drives the crawler wheels 94 to rotate relative to each other, the crawler wheels 94 driven by the output shaft of the motor 97 to rotate can drive the remaining two crawler wheels 94 to rotate through the two crawler belts 95, and then the three bent nozzles 98 rotate automatically, the nozzles of the three bent nozzles 98 can blow air to all parts needing to be blown inside the material cylinder 1, the material cleaning mechanism 10 comprises a connecting seat 1001, a blocking block 1002, an empty groove 1003, a first telescopic cylinder 1004, a second telescopic cylinder 1005 and a scraping blade 1006, the connecting seat 1001 is fixedly connected to the side end of the output shaft of the sealed cylinder, the blocking block 1002 is fixedly connected to the side end of the connecting seat 1001, the empty groove 1003 cuts the side end of the blocking block 1002, the first telescopic cylinder 1004 is fixedly connected to the inner wall of the empty groove 1003, the second telescopic cylinder 1005 is fixedly connected to the surface of the output shaft of the first telescopic cylinder 1004, the second telescopic cylinder 1005 is slidably connected to the inner wall of the empty groove 1003, the scraping blade 1006 is fixedly connected to the side end of the output shaft of the second telescopic cylinder 1005, the connecting seat 1001 is dragged the blocking block 1002 out of the discharge port 8 by the flexibility of the sealed cylinder during discharging, the sensor at the lower end of the block 1002 senses the displacement of the block 1002 and then sends signals to the first telescopic cylinder 1004 and the second telescopic cylinder 1005, the output shaft of the second telescopic cylinder 1005 ejects the scraping blade 1006 out of the empty slot 1003, the output shaft of the first telescopic cylinder 1004 is shortened later, the scraping blade 1006 can be tightly attached to the horizontal section 81, residues on the surface of the horizontal section 81 can be scraped and taken out to the inclined section 82, the inner wall of the material cylinder 1 is rotatably connected with the stirring paddle 7, the surface thread of the stirring paddle 7 is connected with the fixing nut 71, the stirring paddle 7 rotates by taking the fixing nut 71 as the center, the stirring paddle 7 is fixed at the bottom of the material cylinder 1 by the fixing nut 71 when the stirring paddle 7 rotates and pushes materials out of the material rod 1, the material outlet 8 opposite to the stirring paddle 7 is arranged on the material cylinder 1 because the linear speed on the fixing nut 71 is low and the materials attached to be cannot be thrown away, the materials are remained, so that the remained materials can be cleaned from the fixing nut 71 by the stirring cleaning nozzle 92, finally, the stirring paddle 7 pushes the material out of the material cylinder 1, the outlet 8 comprises the horizontal section 81 and the inclined section 82, the horizontal section 81 and the second telescopic cylinder 1005, the sensor is arranged at the outer side end of the second telescopic cylinder 1002, the second telescopic cylinder 1005, and the sensor, the second telescopic cylinder 1005 are perfectly matched with the outer side of the block 1002, and the second telescopic cylinder 1005, and the sensor, and the second telescopic cylinder 1005, and the outer side of the block 1002.

The working principle is as follows: firstly, a granulating cleaning spray head 91, a stirring cleaning spray head 92 and a discharging cleaning spray head 93 are respectively fixed at the lower end of a fixed disc 96, one end of a fixed shaft 4 extends into a mounting sleeve 5 until a supporting surface is abutted against a fixed surface 41, then one end of the fixed shaft 4 positioned in a cylinder cover 2 is in threaded connection with a matching piece 6, the supporting surface and the fixed surface 41 can be fixed by bolts, finally, the granulating cleaning spray head 91, the stirring cleaning spray head 92 and the discharging cleaning spray head 93 are fixed on the matching piece 6, when a stirring paddle 7 rotates and pushes materials out of a material cylinder 1, a motor 97 is started, an output shaft of the motor 97 drives a crawler wheel 94 to rotate relative to the output shaft of the motor 97, and the crawler wheel 94 driven by the output shaft of the motor 97 to rotate can drive the remaining two crawler wheels 94 to rotate through two crawler belts 95, and then make three bent type nozzle 98 automatic rotate, the spout of three bent type nozzle 98 can blow to all parts that need to blow in the material jar 1, connecting seat 1001 receives the elasticity of sealed hydro-cylinder to drag the sprue 1002 out discharge gate 8 during the ejection of compact, the sensor of sprue 1002 lower extreme senses sprue 1002 displacement back first flexible hydro-cylinder 1004 and the flexible hydro-cylinder 1005 signal of second, the output shaft of the flexible hydro-cylinder 1005 of second is with the ejecting dead slot 1003 of doctor-bar 1006, the output shaft of first flexible hydro-cylinder 1004 shortens afterwards, can hug closely horizontal segment 81 with doctor-bar 1006, can scrape the residue on horizontal segment 81 surface and take off to slope section 82.

However, as is well known to those skilled in the art, the working principle and wiring method of the sensor, the motor 97, the first telescopic cylinder 1004 and the second telescopic cylinder 1005 are common and are all conventional means or common knowledge, and thus they will not be described herein again, and those skilled in the art can make any choice according to their needs or convenience.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a blowback structure of automatically regulated and clear bits in wet process material jar, includes material jar (1), cylinder cap (2) and pelletization support cover (3), its characterized in that: a granulating support sleeve (3) is arranged at the side end of the material cylinder (1), and the granulating support sleeve (3) is provided with a protruding section extending into the material cylinder (1); a granulating cleaning spray head (91), a stirring cleaning spray head (92) and a discharging cleaning spray head (93) are arranged in the cylinder cover (2);

the adjusting mechanism (9) is arranged on the inner side of the cylinder cover (2) and used for adjusting the spraying angles of the granulating cleaning spray head (91), the stirring cleaning spray head (92) and the discharging cleaning spray head (93);

the sealing oil cylinder is arranged at the side end of the material cylinder (1), and an output shaft of the sealing oil cylinder is fixedly connected with a material cleaning mechanism (10);

the device comprises a cylinder cover (2), wherein a fixed shaft (4) is arranged outside the cylinder cover (2), an installation sleeve (5) with a matched size is arranged on the lower side of the fixed shaft (4), a supporting surface is arranged on the other side, opposite to the cylinder cover (2), of the installation sleeve (5), a fixed surface (41) perpendicular to the axial direction of the fixed shaft (4) is arranged on the fixed shaft (4), the fixed surface (41) is opposite to the supporting surface, the fixed shaft (4) penetrates through the installation sleeve (5) and extends into the cylinder cover (2), a fitting piece (6) is arranged on the inner wall of the cylinder cover (2) and is in threaded fit with the fixed shaft (4), and a granulating and cleaning spray head (91) is positioned on the fitting piece (6);

the adjusting mechanism (9) comprises three crawler wheels (94), two crawler belts (95), a fixed disc (96), a motor (97) and three bent nozzles (98), the fixed disc (96) is fixedly connected to the lower end of the fitting piece (6), the granulation cleaning nozzle (91), the stirring cleaning nozzle (92) and the discharging cleaning nozzle (93) are fixedly connected to the surface of the fitting piece (6), the three crawler wheels (94) are rotatably connected to the lower ends of the granulation cleaning nozzle (91), the stirring cleaning nozzle (92) and the discharging cleaning nozzle (93), the two crawler belts (95) are respectively sleeved on the surfaces of the three crawler wheels (94), the three bent nozzles (98) are respectively and fixedly connected to the lower ends of the three crawler wheels (94), the three bent nozzles (98) are fixedly connected to the fixed disc (96), the motor (97) is fixedly connected to the inner wall of the cylinder cover (2), and an output shaft of the motor (97) is fixedly connected to the side end of the stirring cleaning nozzle (92);

clear material mechanism (10) is including connecting seat (1001), sprue (1002), dead slot (1003), first flexible hydro-cylinder (1004), the flexible hydro-cylinder of second (1005) and doctor-bar (1006), connecting seat (1001) fixed connection is in the side of the output shaft of sealed hydro-cylinder, sprue (1002) fixed connection is in the side of connecting seat (1001), dead slot (1003) are dug in the side of sprue (1002), first flexible hydro-cylinder (1004) fixed connection is in the inner wall of dead slot (1003), the flexible hydro-cylinder of second (1005) fixed connection is in the output shaft surface of first flexible hydro-cylinder (1004), and second flexible hydro-cylinder (1005) sliding connection is in the inner wall of dead slot (1003), doctor-bar (1006) fixed connection is in the side of the output shaft of the flexible hydro-cylinder of second (1005).

2. The back flushing structure for automatic adjustment and chip removal in the wet material cylinder according to claim 1, wherein the inner wall of the material cylinder (1) is rotatably connected with a stirring paddle (7), the surface of the stirring paddle (7) is in threaded connection with a fixing nut (71), and the stirring paddle (7) rotates by taking the fixing nut (71) as a center.

3. The back blowing structure for automatic adjustment and chip removal in a wet material cylinder according to claim 2, wherein the material cylinder (1) is provided with a discharge port (8) opposite to the stirring paddle (7), the discharge port (8) comprises a horizontal section (81) and an inclined section (82), the horizontal section (81) is arranged at the side end of the discharge port (8), and the inclined section (82) is arranged at the outer side of the discharge port (8).

4. The blowback structure of automatic regulation and clear bits in wet process material jar of claim 3, characterized in that, the appearance of discharge gate (8) and sprue (1002) matches.

5. The blowback structure of automatic regulation and clear bits in wet process material jar of claim 4, characterized in that, the lower extreme of jam (1002) is provided with the inductor, the inductor with second telescopic cylinder (1005) and first telescopic cylinder (1004) signal connection.