CN115608500A - Breaker is retrieved to resin sand - Google Patents
Breaker is retrieved to resin sand Download PDFInfo
- Publication number
- CN115608500A CN115608500A CN202211552600.XA CN202211552600A CN115608500A CN 115608500 A CN115608500 A CN 115608500A CN 202211552600 A CN202211552600 A CN 202211552600A CN 115608500 A CN115608500 A CN 115608500A
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- China
- Prior art keywords
- crushing
- resin sand
- component
- lifting
- shell
- 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.)
- Granted
Links
- 239000004576 sand Substances 0.000 title claims abstract description 93
- 229920005989 resin Polymers 0.000 title claims abstract description 92
- 239000011347 resin Substances 0.000 title claims abstract description 92
- 230000007246 mechanism Effects 0.000 claims abstract description 71
- 238000012216 screening Methods 0.000 claims abstract description 46
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 49
- 239000007924 injection Substances 0.000 claims description 49
- 238000000227 grinding Methods 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 14
- 238000004064 recycling Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 6
- 206010006514 bruxism Diseases 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 12
- 238000003860 storage Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/02—Disintegrating by knives or other cutting or tearing members which chop material into fragments with reciprocating knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/24—Passing gas through crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to the technical field of crushing, and discloses a resin sand recovery crusher, aiming at solving the problem of low crushing efficiency of the existing recovery crusher when crushing resin sand, wherein the resin sand recovery crusher comprises a shell, and a screening component is arranged in the shell; a feeding hopper; the device also comprises a crushing mechanism; a blanking part; a second cavity is formed in the rotating shaft, and a through hole is formed in the side surface of the second cavity; the mounting shell is mounted in the second cavity through a third mounting spring; the two ends of the mounting shell extending to the outside of the rotating shaft through the through holes are provided with movable crushing mechanisms. When the resin sand crusher is used, the screening component screens resin sand, the crushing component and the lifting crushing component crush the resin sand on the screening component, and when the quantity of the resin sand on the screening component is small, the lifting plate moves downwards, so that the splashing space of the resin sand on the screening component when being crushed is reduced, the resin sand can effectively contact with the crushing component and the lifting crushing component, and the crushing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of crushing, in particular to a resin sand recycling crusher.
Background
The resin sand is molding sand or core sand in which synthetic resin is used as a binder of sand grains. After a mold or core is made of resin sand, the resin is cured by an irreversible crosslinking reaction by the action of a curing agent, thereby imparting necessary strength to the mold or core.
The resin sand can produce the defective goods of part caking in the production course of working, when retrieving the resin sand defective goods, need to use the breaker, and current recovery breaker has the problem that crushing efficiency is low when carrying out the breakage to the resin sand.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a resin sand recycling crusher.
In order to achieve the purpose, the invention adopts the following technical scheme:
a resin sand recycling crusher comprises a shell, wherein a screening component is arranged inside the shell and used for screening resin sand; the feeding hopper is used for feeding; the resin sand crusher also comprises a crushing mechanism, a screening part and a conveying mechanism, wherein the crushing mechanism is used for crushing the resin sand fed to the screening part; the crushing mechanism comprises a rotating shaft which is movably arranged, a crushing part is arranged on the side surface of the rotating shaft, and a first crushing flank is arranged on one side, close to the screening part, of the crushing part; the driving component is used for driving the rotating shaft to rotate; the blanking part is used for blanking the crushed resin sand, a second cavity is formed in the rotating shaft, and a through hole is formed in the side surface of the second cavity; a horizontally arranged mounting shell is mounted in the second cavity through a third mounting spring; the two ends of the mounting shell extending to the outside of the rotating shaft through the through holes are provided with movable crushing mechanisms for crushing the resin sand along with the rotation of the rotating shaft; the movable crushing mechanism comprises a lifting crushing component which is horizontally arranged, and a second crushing flank is arranged on one side of the lifting crushing component, which is far away from the crushing component; the lifting mechanism is used for limiting the resin sand on the screening component; the lifting mechanism comprises a telescopic component arranged on the inner wall of the shell, and a lifting plate is arranged at one end of a piston rod of the telescopic component; the lifting plate is sleeved on the side face of the rotating shaft, and the bottom of the lifting plate is provided with an extending part which is used for jacking the lifting crushing part when the lifting plate moves downwards so as to keep the distance between the lifting plate and the lifting crushing part to be larger than the length of the second crushing flank; one side of the crushing component close to the lifting crushing component is provided with a containing groove for containing the lifting crushing component.
Preferably, the extension part is a cylindrical shell sleeved on the side surface of the rotating shaft; a clamping groove is formed in one side, close to the lifting crushing part, of the extending part, and a rolling part is movably mounted inside the clamping groove and used for reducing friction force between the extending part and the lifting crushing part.
Preferably, one side of the lifting plate, which is close to the lifting crushing part, is provided with a lifting flank which is staggered with the second crushing flank; and one side of the screening component, which is close to the crushing component, is provided with a fixed flank which is staggered with the first crushing flank.
Preferably, the crushing device further comprises an air outlet mechanism for blowing air to the resin sand in the crushing process; the air outlet mechanism comprises a first cavity arranged on the lifting crushing component, and an air outlet hole is formed in the side surface of the first cavity.
Preferably, a gas injection mechanism is arranged in the second cavity and used for blowing air into the first cavity; the gas injection mechanism comprises a gas injection shell arranged on the side surface of the installation shell; a piston is arranged at one end of the gas injection shell, which is far away from the mounting shell, and one end of the piston, which is far away from the gas injection shell, is connected with the inner wall of the second cavity; one end of the gas injection shell, which is far away from the mounting shell, is connected with the inner wall of the second cavity through a third mounting spring; the inside of the gas injection housing is communicated with the inside of the first cavity through the mounting housing.
Preferably, the gas injection device further comprises a gas inlet mechanism for introducing gas into the gas injection shell when the piston pumps air in the gas injection shell; and a sealing mechanism is arranged in the air outlet and used for closing an opening of the air outlet when the piston pumps air in the air injection shell.
Preferably, the air inlet mechanism comprises an air inlet pipe, and one end of the air inlet pipe extends into the air injection shell; one end of the air inlet pipe, which is far away from the air injection shell, extends to the top of the lifting plate; the one end that the intake pipe extends to the lifter plate top is provided with the check valve for when avoiding piston extrusion air in the gas injection casing, the air in the gas injection casing is through the intake pipe blowout.
Preferably, the sealing mechanism comprises a sealing part movably mounted on the inner wall of the air outlet; the inner arc surface of the sealing part is connected with the inner wall of the air outlet through a second mounting spring.
Preferably, the device further comprises a shielding mechanism for shielding the opening of the accommodating groove; the shielding mechanism comprises a shielding component which is arranged in the accommodating groove through a first mounting spring.
Preferably, the screening device further comprises a grinding mechanism for grinding the resin sand screened by the screening component; the grinding mechanism comprises a grinding groove arranged in the shell; and the grinding part is arranged at one end of the rotating shaft extending to the bottom of the screening part, and grinding teeth are arranged between the grinding part and the grinding groove.
The invention has the beneficial effects that:
during use, the resin sand to be recycled and crushed is fed into the shell through the feeding hopper, the screening component screens the resin sand, the driving component drives the rotating shaft to rotate, the crushing component and the lifting crushing component are driven to crush the resin sand on the screening component, in the crushing process, the lifting plate can be pushed downwards through the telescopic component according to the amount of the resin sand on the screening component, when the amount of the resin sand on the screening component is small, the lifting plate moves downwards, the splashing space of the resin sand on the screening component when being crushed is reduced, the resin sand can be effectively contacted with the crushing component and the lifting crushing component, the crushing efficiency is improved, in the descending process of the lifting plate, the extending component jacks the lifting crushing component, the distance between the lifting plate and the lifting crushing component is larger than the length of a second crushing flank, along with the downward movement of the lifting plate and the lifting crushing component, the accommodating groove accommodates the lifting crushing component, and the use is flexible and efficient.
Drawings
FIG. 1 is a schematic structural diagram of a resin sand recovery crusher according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a movable crushing mechanism of a resin sand recovery crusher according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a part A in FIG. 2 of a resin sand recycling crusher according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a crusher for recycling resin sand shown in FIG. 3, at B;
fig. 5 is a schematic view of an overall structure of a resin sand recovery crusher according to an embodiment of the present invention.
In the figure: 1-shell, 2-air inlet mechanism, 21-one-way valve, 22-air inlet pipe, 3-crushing mechanism, 31-driving part, 32-rotating shaft, 33-crushing part, 34-first crushing flank, 4-extending part, 5-lifting mechanism, 51-telescopic part, 52-lifting plate, 6-lifting flank, 7-sieving part, 8-grinding mechanism, 81-grinding part, 82-grinding tooth, 83-grinding groove, 9-movable crushing mechanism, 91-lifting crushing part, 92-second crushing flank, 10-shielding mechanism, 101-shielding part, 102-first mounting spring, 11-sealing mechanism, 111-sealing part, 112-second mounting spring, 12-fixed flank, 13-perforation, 14-air outlet mechanism, 141-first cavity, 142-air outlet, 15-second cavity, 16-third mounting spring, 17-mounting shell, 18-air injection mechanism, 181-piston, 182-air injection shell, 19-feeding funnel, 23-unloading part, 24-containing groove.
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.
Referring to fig. 1 to 5, the resin sand recycling crusher comprises a housing 1, wherein a screening component 7 is arranged inside the housing 1 and used for screening resin sand; a loading hopper 19 for loading; the resin sand crusher further comprises a crushing mechanism 3, wherein the crushing mechanism is used for crushing the resin sand fed onto the screening component 7; the crushing mechanism 3 comprises a rotating shaft 32 which is movably arranged, a crushing part 33 is arranged on the side surface of the rotating shaft 32, and a first crushing wing 34 is arranged on one side of the crushing part 33 close to the screening part 7; a driving part 31 for driving the rotation shaft 32 to rotate; the blanking part 23 is used for blanking the crushed resin sand, a second cavity 15 is formed in the rotating shaft 32, and a through hole 13 is formed in the side surface of the second cavity 15; a horizontally arranged mounting shell 17 is mounted in the second cavity 15 through a third mounting spring 16; the two ends of the mounting shell 17 extending to the outside of the rotating shaft 32 through the through holes 13 are provided with movable crushing mechanisms 9 for crushing the resin sand along with the rotation of the rotating shaft 32; the movable crushing mechanism 9 comprises a lifting crushing component 91 which is horizontally arranged, and a second crushing wing 92 is arranged on one side of the lifting crushing component 91 far away from the crushing component 33; the device also comprises a lifting mechanism 5 which is used for limiting the resin sand on the screening component 7; the lifting mechanism 5 comprises a telescopic component 51 arranged on the inner wall of the shell 1, and a lifting plate 52 is arranged at one end of a piston rod of the telescopic component 51; the lifting plate 52 is sleeved on the side surface of the rotating shaft 32, and the bottom of the lifting plate 52 is provided with an extension part 4 for jacking the lifting crushing part 91 when the lifting plate 52 moves downwards, so that the distance between the lifting plate 52 and the lifting crushing part 91 is kept to be longer than the length of the second crushing flank 92; the crushing member 33 has a storage groove 24 opened on a side thereof close to the elevating crushing member 91 for storing the elevating crushing member 91.
When the resin sand crusher is used, resin sand to be recovered and crushed is fed into the shell 1 through the feeding hopper 19, the screening component 7 screens the resin sand, the driving component 31 can drive the rotating shaft 32 to rotate, the crushing component 33 and the lifting crushing component 91 are driven to crush the resin sand on the screening component 7, in the crushing process, the lifting plate 52 can be pushed downwards through the telescopic component 51 according to the amount of the resin sand on the screening component 7, when the amount of the resin sand on the screening component 7 is small, the lifting plate 52 moves downwards, so that the splashing space of the resin sand on the screening component 7 when being crushed is reduced, the resin sand can effectively contact with the crushing component 33 and the lifting crushing component 91, the crushing efficiency is improved, in the descending process of the lifting plate 52, the extending component 4 pushes the lifting crushing component 91, the distance between the lifting plate 52 and the lifting crushing component 91 is larger than the length of the second crushing wing 92, and along with the downward movement of the lifting plate 52 and the lifting crushing component 91, the accommodating groove 24 is used for accommodating the lifting crushing component 91, and the use is flexible and efficient.
As a preferred embodiment of the present invention, the extension part 4 is a cylindrical housing sleeved on the side surface of the rotating shaft 32; one side of the extension part 4 close to the lifting crushing part 91 is provided with a clamping groove, and the rolling part is movably arranged in the clamping groove and used for reducing the friction force between the extension part 4 and the lifting crushing part 91 and ensuring that the lifting crushing part 91 can effectively rotate along with the rotating shaft 32 in the process that the extension part 4 pushes the lifting crushing part 91 to move downwards.
As a preferred embodiment of the present invention, a lifting wing 6 is installed on one side of the lifting plate 52 close to the lifting crushing member 91 and is staggered with the second crushing wing 92; the fixed flanks 12 staggered with the first crushing flanks 34 are installed on one side of the screening component 7 close to the crushing component 33, so that the crushing efficiency of the resin sand is improved.
As a preferred embodiment of the present invention, the present invention further comprises an air outlet mechanism 14 for blowing air into the resin sand during the crushing process; the air outlet mechanism 14 includes a first cavity 141 formed in the lifting crushing member 91, and an air outlet 142 is formed in a side surface of the first cavity 141.
As a preferred embodiment of the present invention, the second cavity 15 is internally provided with a gas injection mechanism 18 for blowing air into the first cavity 141; the gas injection mechanism 18 includes a gas injection housing 182 mounted on the side of the mounting housing 17; a piston 181 is arranged at one end of the gas injection shell 182 far away from the installation shell 17, and one end of the piston 181 far away from the gas injection shell 182 is connected with the inner wall of the second cavity 15; the end of the gas injection housing 182 remote from the mounting housing 17 is connected to the inner wall of the second cavity 15 by a third mounting spring 16; inside of gas injection casing 182 is through the inside intercommunication of installation casing 17 with first cavity 141, because lift breaker 91 is through third installation spring 16 flexible mounting, in crushing process, when shake about the lift breaker 91 takes place along the direction of perforation 13, drive gas injection casing 182 and piston 181 and take place relative movement, the piston 181 pours into the air in the gas injection casing 182 into installation casing 17 this moment, the air flows to in the lift breaker 91, and spout through venthole 142, thereby realize blowing to the resin sand in the broken, promote the disorderly effect of resin sand, improve crushing efficiency.
As a preferred embodiment of the present invention, further comprises an air intake mechanism 2 for introducing air into the air injection housing 182 when the piston 181 aspirates air in the air injection housing 182; the inside of the air outlet 142 is provided with a sealing mechanism 11, which is used for closing an opening of the air outlet 142 when the piston 181 pumps air in the air injection housing 182, so as to avoid the situation that the air outlet 142 is blocked due to dust generated by crushing entering the first cavity 141 through the air outlet 142.
As a preferred embodiment of the present invention, the air intake mechanism 2 includes an air intake pipe 22, one end of the air intake pipe 22 extending to the inside of the air-injection housing 182; the end of the air inlet pipe 22 remote from the air injection housing 182 extends to the top of the lifter plate 52; one end of the air inlet pipe 22 extending to the top of the lifting plate 52 is provided with a check valve 21 for preventing the air in the air injection housing 182 from being ejected out through the air inlet pipe 22 when the piston 181 extrudes the air in the air injection housing 182.
As a preferred embodiment of the present invention, the sealing mechanism 11 includes a sealing member 111 movably mounted on an inner wall of the air outlet 142; the intrados surface of the sealing part 111 is connected to the inner wall of the air outlet hole 142 by the second mounting spring 112.
As a preferred embodiment of the present invention, it further comprises a shielding mechanism 10 for shielding the opening of the receiving groove 24; the shielding mechanism 10 includes a shielding member 101 installed in the storage groove 24 through a first mounting spring 102, the shielding member 101 shields the opening of the storage groove 24 to prevent resin sand from dropping in the storage groove 24, and it is ensured that the lifting and breaking member 91 can be effectively stored in the storage groove 24.
As a preferred embodiment of the present invention, the present invention further comprises a grinding mechanism 8 for grinding the resin sand sieved by the sieving component 7; the grinding mechanism 8 comprises a grinding groove 83 arranged inside the shell 1; install and extend to grinding part 81 of screening part 7 bottom one end at pivot 32, be provided with grinding tooth 82 between grinding part 81 and the grinding groove 83, the resin sand after screening part 7 sieves drops on grinding groove 83, and pivot 32 drives grinding part 81 and rotates, grinds the resin sand.
When the resin sand crusher is used, resin sand to be recovered and crushed is fed into the shell 1 through the feeding hopper 19, the screening component 7 screens the resin sand, the rotating shaft 32 can be driven to rotate through the driving component 31, the crushing component 33 and the lifting crushing component 91 are driven to crush the resin sand on the screening component 7, the lifting plate 52 can be pushed downwards through the telescopic component 51 according to the amount of the resin sand on the screening component 7 in the crushing process, when the amount of the resin sand on the screening component 7 is small, the lifting plate 52 moves downwards, so that the splashing space of the resin sand on the screening component 7 during crushing is reduced, the resin sand can effectively contact with the crushing component 33 and the lifting crushing component 91, the crushing efficiency is improved, in the descending process of the lifting plate 52, the extending component 4 pushes the lifting crushing component 91 downwards, the distance between the lifting plate 52 and the lifting crushing component 91 is larger than the length of the second crushing wing 92, and the accommodating groove 24 accommodates the lifting crushing component 91 along with the downward movement of the lifting plate 52 and the lifting crushing component 91, so that the lifting crushing component 91 can be used flexibly and efficiently; ensuring that the lifting crushing component 91 can effectively rotate along with the rotating shaft 32 in the process that the extension component 4 pushes the lifting crushing component 91 to move downwards; because the lifting crushing component 91 is flexibly installed through the third installation spring 16, in the crushing process, when the lifting crushing component 91 shakes up and down along the direction of the through hole 13, the gas injection shell 182 and the piston 181 are driven to move relatively, at the moment, the piston 181 injects air in the gas injection shell 182 into the installation shell 17, the air flows into the lifting crushing component 91 and is sprayed out through the air outlet 142, and therefore the resin sand is blown while being crushed, the resin sand turbulence effect is promoted, and the crushing efficiency is improved; the shielding member 101 shields the opening of the storage groove 24 to prevent resin sand from falling into the storage groove 24, and it is ensured that the lifting crushing member 91 can be effectively stored in the storage groove 24.
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 to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A resin sand recovery crusher comprises a shell, wherein a screening component is arranged inside the shell and used for screening resin sand; the feeding hopper is used for feeding; the resin sand crusher also comprises a crushing mechanism, a screening part and a conveying mechanism, wherein the crushing mechanism is used for crushing the resin sand fed to the screening part; the crushing mechanism comprises a rotating shaft which is movably arranged, a crushing part is arranged on the side surface of the rotating shaft, and a first crushing wing is arranged on one side, close to the screening part, of the crushing part; the driving component is used for driving the rotating shaft to rotate; the blanking part is used for blanking the crushed resin sand and is characterized in that a second cavity is formed in the rotating shaft, and a through hole is formed in the side surface of the second cavity;
a horizontally arranged mounting shell is mounted in the second cavity through a third mounting spring;
the two ends of the mounting shell extending to the outside of the rotating shaft through the through holes are provided with movable crushing mechanisms for crushing the resin sand along with the rotation of the rotating shaft;
the movable crushing mechanism comprises a lifting crushing component which is horizontally arranged, and a second crushing flank is arranged on one side of the lifting crushing component, which is far away from the crushing component;
the lifting mechanism is used for limiting the resin sand on the screening component;
the lifting mechanism comprises a telescopic component arranged on the inner wall of the shell, and a lifting plate is arranged at one end of a piston rod of the telescopic component;
the lifting plate is sleeved on the side face of the rotating shaft, and the bottom of the lifting plate is provided with an extending part which is used for jacking the lifting crushing part when the lifting plate moves downwards so as to keep the distance between the lifting plate and the lifting crushing part to be larger than the length of the second crushing flank;
one side of the crushing component close to the lifting crushing component is provided with a containing groove for containing the lifting crushing component.
2. The resin sand recycling crusher as claimed in claim 1, wherein the extension member is a cylindrical housing fitted over the side surface of the rotating shaft;
a clamping groove is formed in one side, close to the lifting crushing part, of the extending part, and a rolling part is movably mounted inside the clamping groove and used for reducing friction force between the extending part and the lifting crushing part.
3. The resin sand recycling crusher as claimed in claim 2, wherein one side of the lifting plate close to the lifting crushing part is provided with lifting flanks which are staggered with the second crushing flanks;
and one side of the screening component, which is close to the crushing component, is provided with a fixed flank which is staggered with the first crushing flank.
4. The resin sand recycling crusher according to claim 1, further comprising an air outlet mechanism for blowing air into the resin sand during crushing;
the air outlet mechanism comprises a first cavity arranged on the lifting crushing component, and an air outlet hole is formed in the side surface of the first cavity.
5. The resin sand recycling crusher as claimed in claim 4, wherein a gas injection mechanism is provided inside the second cavity for injecting air into the first cavity;
the gas injection mechanism comprises a gas injection shell arranged on the side surface of the installation shell;
a piston is arranged at one end of the gas injection shell, which is far away from the mounting shell, and one end of the piston, which is far away from the gas injection shell, is connected with the inner wall of the second cavity;
one end of the gas injection shell, which is far away from the mounting shell, is connected with the inner wall of the second cavity through a third mounting spring;
the inside of the gas injection housing is communicated with the inside of the first cavity through the mounting housing.
6. The resin sand recovery crusher according to claim 5, further comprising an air inlet mechanism for introducing air into the air injection housing when the piston sucks air in the air injection housing;
and a sealing mechanism is arranged in the air outlet and used for closing an opening of the air outlet when the piston pumps air in the air injection shell.
7. The resin sand recovery crusher of claim 6, wherein the air inlet mechanism comprises an air inlet pipe, one end of the air inlet pipe extends to the inside of the air injection shell;
one end of the air inlet pipe, which is far away from the air injection shell, extends to the top of the lifting plate;
the one end that the intake pipe extends to the lifter plate top is provided with the check valve for when avoiding the piston extrusion air in the gas injection casing, the air in the gas injection casing is through the intake pipe blowout.
8. The resin sand recovery crusher of claim 7, wherein the sealing mechanism comprises a sealing part movably mounted on the inner wall of the air outlet;
the inner arc surface of the sealing part is connected with the inner wall of the air outlet through a second mounting spring.
9. The resin sand recovery crusher according to claim 1, further comprising a shielding mechanism for shielding an opening of the receiving groove;
the shielding mechanism comprises a shielding component which is arranged in the accommodating groove through a first mounting spring.
10. The resin sand recycling crusher according to claim 1, further comprising a grinding mechanism for grinding the resin sand sieved by the sieving unit;
the grinding mechanism comprises a grinding groove arranged in the shell;
and the grinding part is arranged at one end of the rotating shaft extending to the bottom of the screening part, and grinding teeth are arranged between the grinding part and the grinding groove.
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| CN115608500B (en) | 2023-03-07 |
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Denomination of invention: A resin sand recovery crusher Granted publication date: 20230307 Pledgee: Bank of China Limited Jinan Huaiyin sub branch Pledgor: Shandong Gongjiang Machinery Technology Co.,Ltd. Registration number: Y2024980006941 |
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