CN112776265B

CN112776265B - Feeding equipment with screening function for injection molding machine and using method of feeding equipment

Info

Publication number: CN112776265B
Application number: CN202011559934.0A
Authority: CN
Inventors: 郑伟康
Original assignee: Hunan Hualian Automotive Parts Co ltd
Current assignee: Hunan Hualian Automotive Parts Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2023-09-08
Anticipated expiration: 2040-12-25
Also published as: CN112776265A

Abstract

The invention discloses feeding equipment with a screening function for an injection molding machine and a use method thereof. The application method of the feeding equipment with the screening function for the injection molding machine comprises the steps of S1, crushing and screening raw materials, and judging whether the raw materials meet the screen mesh requirements to finish feeding, S2, and disassembling and replacing damaged crushing columns. According to the invention, the raw materials are placed in the box body and crushed and fall on the screen to screen, so that the screen is used for feeding the injection molding machine, and the crushing is performed again if the screen is not satisfied, the problem that the injection molding machine is affected by unqualified raw material crushing during feeding is avoided, the equipment can repeatedly crush the raw materials, and the working efficiency of the equipment is further improved.

Description

Feeding equipment with screening function for injection molding machine and using method of feeding equipment

Technical Field

The invention relates to the technical field of injection molding machines, in particular to a feeding device with a screening function for an injection molding machine and a using method thereof.

Background

Injection molding machines, also known as injection molding machines or injection molding machines, are the primary molding devices that make thermoplastic or thermosetting plastics into plastic articles of various shapes using plastic molding dies.

However, in the prior art, when the injection molding machine is used, related feeding equipment is needed, most of the feeding equipment is used for directly feeding the injection molding machine after crushing raw materials, the feeding equipment has no good screening function after crushing, the raw materials used for the injection molding machine are quite easy to be different in size, the injection molding machine cannot be completely melted when the raw materials with larger body types are heated, the quality of products produced by the injection molding machine is affected, the productivity of the injection molding machine is greatly reduced, the working efficiency of the feeding equipment is further improved, the crushing structure used in the feeding equipment is mostly integral, compared with the trouble of disassembly, after the equipment is used for a long time, the crushing structure is quite easy to damage due to long-term friction, the working efficiency of the equipment for crushing the raw materials is seriously affected after the damage, and the practicability of the equipment is reduced.

Disclosure of Invention

The invention aims to provide feeding equipment with a screening function for an injection molding machine and a using method thereof, so as to solve the problems that most of the feeding equipment in the current market provided by the background technology do not have the screening function, so that the feeding equipment cannot finely crush raw materials, the injection molding machine cannot fully melt the raw materials, the quality of products produced by the injection molding machine is reduced, the working efficiency of the injection molding machine is greatly reduced, most of crushing structures in the feeding equipment are integral, and the crushing structures are more troublesome to replace after being damaged, so that the working efficiency and the practicability of the feeding equipment are affected.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a feeding equipment with screening function for injection molding machine, includes the base, the bottom fixedly connected with bracing piece of base, one side fixed mounting that the bracing piece was kept away from to the base has the box, the inside of box is connected with first auger through first bearing rotation, the first fixed block of inside fixedly connected with of box, one side that the box was kept away from to first fixed block is connected with first mounting panel through first pivot rotation, the inside fixed mounting of first mounting panel has the screen cloth, the right side fixed intercommunication of box has the discharging pipe, the inside rotation of box is connected with crushing post, one side fixedly connected with inlet pipe that the box was kept away from the base, one side that the box was kept away from first auger is connected with the second auger through second bearing rotation, the bottom fixed mounting of box has first motor, the output fixedly connected with compound gear of first motor, the surface of compound gear has cup jointed the belt, one side that the belt kept away from the compound gear has cup jointed the runner, the inside slip of box has the first connecting rod, the inside slip of first connecting rod has a first connecting rod, the first connecting rod is close to first bearing plate through the first bearing rotation, the first connecting rod is connected with the first connecting rod through the first end fixedly connected with a first connecting plate, the first connecting rod is kept away from the first connecting plate through the first bearing fixedly connected with the first connecting plate, the first connecting rod is kept away from the first end fixedly connected with the first connecting plate through the first connecting plate, the first connecting rod is kept away from the first connecting plate fixedly to the first connecting plate, one side of the conical gear, which is far away from the box body, is fixedly connected with a fixing plate, and one side of the fixing plate, which is far away from the conical gear, is fixedly provided with a connecting plate.

Preferably, the inside of box is connected with the dysmorphism pole through the rotation of fourth bearing, the front surface of box is connected with first door plant through first hinge rotation, the front surface of first door plant and the front surface of box are all fixed mounting have first padlock, the front end of smashing the post is connected with the second mounting panel through the rotation of fifth bearing, the one end swing joint that smashing the post kept away from the second mounting panel has the third mounting panel, the inside fixedly connected with fourth mounting panel of box, the top fixed mounting of fourth mounting panel has the second motor, the rear surface of box is connected with the second door plant through the rotation of second hinge, the equal fixed mounting of rear surface of second door plant and the rear surface of box has the second padlock, the front surface threaded connection of second mounting panel has the bolt.

Preferably, the inside of box is offered and is smashed the dysmorphism groove of post looks adaptation, the bottom of first auger and the bottom of second auger all run through the bottom surface of dysmorphism inslot wall, and the runner has all been cup jointed to the bottom of first auger and the bottom of second auger.

Preferably, the inside of box is offered and is had the spacing groove with limiting plate looks adaptation, the bottom welding of spring is in the bottom surface of spacing groove inner wall, the one end that limiting plate was kept away from to the head rod is rotated through the fifth pivot and is connected at the top of first bull stick.

Preferably, the bottom of box is offered and is had the convex groove with compound gear looks adaptation, compound gear's top is provided with the tooth that meshes with the tooth on the conical gear, the top of L shaped plate slides the top surface that runs through convex groove inner wall, and the right side of L shaped plate contacts with the bottom of connecting plate, connecting plate fixed connection is in the edge of fixed plate.

Preferably, the bottom of the second fixed block is fixedly arranged at the edge of the top of the first mounting plate, and the top of the third fixed block is fixedly arranged at the edge of the bottom of the first mounting plate.

Preferably, the rear end of the special-shaped rod is rotationally connected to the front surface of the third mounting plate through a sixth bearing, the output end of the second motor is fixedly connected to the rear end of the special-shaped rod, the front end of the special-shaped rod penetrates through the rear surface of the crushing column in a sliding mode, and the front end of the crushing column is rotationally connected to the rear surface of the second mounting plate through a seventh bearing.

Preferably, the front surface of the box body is provided with a first rectangular groove matched with the first door plate, the rear surface of the box body is provided with a second rectangular groove matched with the second door plate, the rear surface of the second mounting plate slidably penetrates through the rear surface of the inner wall of the first rectangular groove, and the output end of the second motor movably penetrates through the front surface of the inner wall of the second rectangular groove.

Preferably, the rear surface of the inner wall of the first rectangular groove on the box body is provided with a threaded hole matched with the threads on the bolt, and the front surface of the second mounting plate is provided with a mounting groove matched with the bolt.

The application method of the feeding equipment with the screening function for the injection molding machine comprises the following steps of:

s1: when in use, the device is powered on and started to operate, then the raw materials are placed on the feeding pipe at the top of the box body, the raw materials fall onto the crushing column additionally arranged in the box body, the raw materials are crushed by rotating the crushing column and then fall onto the screen, the compound gear is driven to rotate by operating the first motor, the compound gear drives the bevel gear to rotate, the connecting plate connected with the bevel gear through the fixing plate rotates, the connecting plate drives the L-shaped plate to move downwards, the L-shaped plate moves downwards through the first mounting plate connected with the second rotating rod, so that the screen moves downwards, at the moment, the spring in the box body deforms and contracts due to the influence of external acting force, the screen moves downwards to the maximum extent when the connecting plate rotates to the bottom, the L-shaped plate is convenient to be no longer contacted when the connecting plate continues to rotate, at this time, the spring is not influenced by external acting force any more and recovers the shape through the factor of self elasticity, and drives the first connecting rod connected through the limiting plate to move, so that the first connecting rod drives the first mounting plate connected through the first rotating rod to move upwards, and the screen mesh moves upwards, the connecting plate intermittently drives the L-shaped plate to move through the operation of the first motor, so that the screen mesh swings up and down, the raw materials which fall on the screen mesh after being crushed through the crushing column are screened, the raw materials meeting the requirements of the screen mesh fall into the bottom of the box body through the screen mesh and slide down to contact with the first auger, the raw materials which do not meet the screen mesh slide down to the left on the second auger when the bottom of the screen mesh swings through the screen mesh, and when the first motor drives the screen mesh to swing, the compound gear drives the belt to move simultaneously, so that the belt drives two rotating wheels sleeved at the bottom of the first auger and the bottom of the second auger to rotate simultaneously, the two rotating wheels drive the first auger and the second auger to rotate simultaneously, raw materials on the first auger are conveyed upwards, when the raw materials reach the top, the injection molding machine is fed through a discharging pipe which is communicated with the raw materials, and the raw materials on the second auger are conveyed to the top of the second auger through the second auger and fall onto a crushing column again, so that the raw materials which do not meet the screen mesh are crushed again through the crushing column until the screen mesh is met;

s2: when replacing crushing column, open through the first padlock that installs additional to the box surface at first, make first door plant no longer fix with the box, then through the bolt that rotates on the second mounting panel, make the bolt rotate, make the bolt shift out from the screw hole on the box, then take out the second mounting panel from the inside of box through the handle on the second mounting panel, make the crushing column that is connected on the second mounting panel through the rotation of fifth bearing take out, make crushing column and special-shaped pole break away from, and replace the crushing column on the second mounting panel after taking out the box, make the crushing column that has damaged replace new crushing column, and insert new crushing column through the inside first rectangle groove on the box, make new crushing column contact with the special-shaped pole, and make the special-shaped pole insert the inside of new crushing column and fix, make the bolt rotate through the second mounting panel again after the insertion, make the bolt contact with the screw hole on the box again, and make second mounting panel fix with the box again through rotating, finally make first door plant and first door plant of closure make first door plant close can close with the box again.

Compared with the prior art, the invention has the beneficial effects that: this injection molding machine is with material loading equipment that has screening function:

(1) Placing raw materials on a feeding pipe at the top of the box body, enabling the raw materials to fall onto a crushing column additionally arranged in the box body to crush and fall onto a screen, enabling the raw materials which fall onto the screen after being crushed by the crushing column to perform screening through the screen, enabling the raw materials meeting the screen requirements to fall onto the bottom of the box body through the screen and slide down to be in contact with the first auger, enabling the raw materials which do not meet the screen to slide down onto the second auger when the bottom of the screen passes through the top of the screen and swing through the screen, enabling the raw materials on the first auger to be upwards conveyed, enabling the raw materials on the first auger to finish feeding through a discharging pipe which is communicated with the top of the injection molding machine, enabling the raw materials on the second auger to be conveyed to the top of the second auger through the second auger and fall onto the crushing column again, enabling the raw materials which do not meet the screen to be crushed through the crushing column again until the raw materials meet the requirements are met, enabling the raw materials of the injection molding machine to have a screening function when the bottom of the screen passes through the screen and to slide down to the second auger when the top of the screen passes through the screen, enabling the raw materials to be not qualified when the injection molding machine to crush and enabling the raw materials to pass through the second auger to be capable of being repeatedly arranged on the second auger, and enabling the injection molding machine to pass through the second grinding machine to be capable of being repeatedly mounted;

(2) The first door plate is not fixed with the box body any more, the bolt is rotated to move out of the threaded hole in the box body, the crushing column connected to the second mounting plate in a rotating mode through the fifth bearing is pulled out, the crushing column is separated from the special-shaped rod, the damaged crushing column is replaced by the new crushing column, the new crushing column is installed into the box body again, the second mounting plate is fixed with the box body again through rotation, finally the first door plate is closed and the first buckling lock is closed, the first door plate is closed with the box body again, the detachable crushing column is additionally arranged on the device, the crushing column in the device is convenient to detach and replace after being damaged in a long-term friction mode, efficient crushing of raw materials used by the injection molding machine is avoided, the working efficiency of the device is improved, and the practicability of the device is further improved.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of a feeding device with screening function for an injection molding machine and a method of using the same;

FIG. 2 is a schematic diagram of an enlarged structure of the feeding device with screening function for an injection molding machine and a method for using the feeding device in FIG. 1A;

FIG. 3 is a schematic view of an enlarged structure of a portion B in FIG. 1 of a feeding device with screening function for an injection molding machine and a method for using the same according to the present invention;

FIG. 4 is a schematic view of an enlarged structure of a portion C in FIG. 1 of a feeding device with a screening function for an injection molding machine and a method for using the same according to the present invention;

FIG. 5 is a schematic diagram of a left side view cross-sectional structure of a feeding device with screening function for an injection molding machine and a method for using the same;

FIG. 6 is a schematic diagram of a top view of a box body of a feeding device with screening function for an injection molding machine and a method for using the same;

fig. 7 is a schematic bottom view of a box body of a feeding device with screening function for an injection molding machine and a using method thereof.

In the figure: 1. a base; 2. a support rod; 3. a case; 4. a first auger; 5. a first fixed block; 6. a first mounting plate; 7. a screen; 8. a discharge pipe; 9. a special-shaped rod; 10. crushing the column; 11. a feed pipe; 12. a second auger; 13. a first motor; 14. a composite gear; 15. a belt; 16. a rotating wheel; 17. a first connecting rod; 18. a spring; 19. a limiting plate; 20. a second fixed block; 21. a first rotating lever; 22. a third fixed block; 23. a second rotating rod; 24. an L-shaped plate; 25. a bevel gear; 26. a fixing plate; 27. a connecting plate; 28. a first door panel; 29. a first latch; 30. a second mounting plate; 31. a third mounting plate; 32. a fourth mounting plate; 33. a second motor; 34. a second door panel; 35. a second latch; 36. and (5) a bolt.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-7, the present invention provides a technical solution: the feeding equipment with screening function for the injection molding machine comprises a base 1, a support rod 2, a box body 3, a first packing auger 4, a first fixing block 5, a first mounting plate 6, a screen 7, a discharging pipe 8, a special-shaped rod 9, a crushing column 10, a feeding pipe 11, a second packing auger 12, a first motor 13, a compound gear 14, a belt 15, a rotating wheel 16, a first connecting rod 17, a spring 18, a limiting plate 19, a second fixing block 20, a first rotating rod 21, a third fixing block 22, a second rotating rod 23, an L-shaped plate 24, a conical gear 25, a fixing plate 26, a connecting plate 27, a first door plate 28, a first buckling lock 29, a second mounting plate 30, a third mounting plate 31, a fourth mounting plate 32, a second motor 33, a second door plate 34, a second buckling lock 35 and a bolt 36, wherein the support rod 2 is fixedly connected to the bottom of the base 1, the box body 3 is fixedly arranged on one side of the base 1 far away from the support rod 2, the inside of the box body 3 is rotationally connected with a first auger 4 through a first bearing, the inside of the box body 3 is fixedly connected with a first fixed block 5, one side of the first fixed block 5 away from the box body 3 is rotationally connected with a first mounting plate 6 through a first rotating shaft, the inside of the first mounting plate 6 is fixedly provided with a screen 7, the right side of the box body 3 is fixedly communicated with a discharging pipe 8, the inside of the box body 3 is rotationally connected with a crushing column 10, one side of the box body 3 away from the base 1 is fixedly communicated with a feeding pipe 11, one side of the box body 3 away from the first auger 4 is rotationally connected with a second auger 12 through a second bearing, the bottom of the box body 3 is fixedly provided with a first motor 13, the output end of the first motor 13 is fixedly connected with a compound gear 14, the outer surface of the compound gear 14 is sleeved with a belt 15, one side of the belt 15 away from the compound gear 14 is sleeved with a rotating wheel 16, the inside of the box body 3 is slidingly penetrated by a first connecting rod 17, the surface of head rod 17 has cup jointed spring 18, the one end welding that head rod 17 is close to box 3 has limiting plate 19, the top fixedly connected with second fixed block 20 of first mounting panel 6, one side that second fixed block 20 kept away from first mounting panel 6 is rotated through the second pivot and is connected with first bull stick 21, one side that second fixed block 20 was kept away from to first mounting panel 6 is fixedly connected with third fixed block 22, one side that third fixed block 22 kept away from first mounting panel 6 is rotated through the third pivot and is connected with second bull stick 23, one end that third fixed block 22 was kept away from to second bull stick 23 is rotated through the fourth pivot and is connected with L shaped plate 24, the inside of box 3 is rotated through the third bearing and is connected with conical gear 25, one side fixedly connected with fixed plate 26 that conical gear 25 was kept away from to conical gear 25, one side fixedly connected with connecting plate 27 that conical gear 25 was kept away from to fixed plate 26.

The inside of box 3 is connected with dysmorphism pole 9 through the rotation of fourth bearing, the front surface of box 3 is connected with first door plant 28 through first hinge rotation, the front surface of first door plant 28 and the front surface of box 3 are all fixed mounting have first padlock 29, the front end of smashing post 10 is connected with second mounting panel 30 through the rotation of fifth bearing, smashing the one end swing joint that post 10 kept away from second mounting panel 30 has third mounting panel 31, the inside fixedly connected with fourth mounting panel 32 of box 3, the top fixed mounting of fourth mounting panel 32 has second motor 33, the rear surface of box 3 is connected with second door plant 34 through the rotation of second hinge, the rear surface of second door plant 34 and the rear surface of box 3 are all fixed mounting have second padlock 35, the front surface threaded connection of second mounting panel 30 has bolt 36, make the device after long-term use, smashing the surface of post 10 and receive the wearing and tearing back and timely dismantlement replacement, avoid leading to the device unable normal use.

The special-shaped groove with smashing post 10 looks adaptation has been seted up to the inside of box 3, the bottom of first auger 4 and the bottom of second auger 12 all run through the bottom surface of special-shaped inslot wall, and the runner 16 has all been cup jointed to the bottom of first auger 4 and the bottom of second auger 12, avoid the unable blowing of box 3 to smash to and avoid the unable first auger 4 of box 3 and second auger 12 of installation, lead to the device unable material to make repeatedly smash and unable material loading to the injection molding machine.

The inside of box 3 has seted up the spacing groove with limiting plate 19 looks adaptation, and the bottom welding of spring 18 is in the bottom surface of spacing inslot wall, and the one end that limiting plate 19 was kept away from to head rod 17 is rotated through the fifth pivot and is connected at the top of first bull stick 21, is favorable to upwards swinging through the factor of spring 18 self elasticity behind the screen cloth 7 down swinging.

The convex groove matched with the compound gear 14 is formed in the bottom of the box body 3, teeth meshed with the teeth on the conical gear 25 are formed in the top of the compound gear 14, the top of the L-shaped plate 24 penetrates through the top surface of the inner wall of the convex groove in a sliding mode, the right side of the L-shaped plate 24 is in contact with the bottom of the connecting plate 27, the connecting plate 27 is fixedly connected to the edge of the fixing plate 26, and the L-shaped plate 24 can be driven to move downwards when the connecting plate 27 rotates, so that the screen 7 swings.

The bottom fixed mounting of second fixed block 20 is in the edge at first mounting panel 6 top, and the top fixed mounting of third fixed block 22 is in the edge at first mounting panel 6 bottom, avoids the raw materials to receive the hindrance when rolling on screen cloth 7 and can't fall into on the second auger 12, leads to the raw materials unable to pass through the conveying of second auger 12 and smashes again.

The rear end of dysmorphism pole 9 passes through the positive surface of sixth bearing rotation connection at third mounting panel 31, and the output fixed connection of second motor 33 is at the rear end of dysmorphism pole 9, and the front end of dysmorphism pole 9 slides and runs through the rear surface of smashing post 10, and the front end of smashing post 10 passes through the seventh bearing rotation and connects at the rear surface of second mounting panel 30, makes smashing post 10 have detachable characteristics, avoids smashing post 10 damage back unable dismantlement replacement.

The positive surface of box 3 has seted up the first rectangular channel with first door plant 28 looks adaptation, and the second rectangular channel with second door plant 34 looks adaptation is seted up to the rear surface of box 3, the rear surface of second mounting panel 30 slides and runs through the rear surface of first rectangular channel inner wall, the positive surface of second rectangular channel inner wall is run through to the output activity of second motor 33, be favorable to the second motor 33 or smash the characteristics of convenient to detach inspection maintenance when post 10 can't normal use, avoid influencing the work efficiency of device.

The rear surface of the inner wall of the first rectangular groove on the box body 3 is provided with a threaded hole matched with the threads on the bolt 36, the front surface of the second mounting plate 30 is provided with a mounting groove matched with the bolt 36, and the second mounting plate 30 and the box body 3 have stable stability by additionally mounting the bolt 36.

step one: when in use, the device is powered on and started, then raw materials are placed on the feeding pipe 11 at the top of the box body 3, the raw materials fall onto the crushing column 10 additionally arranged in the box body 3, the raw materials are crushed by the rotation of the crushing column 10 and then fall onto the screen 7, the first motor 13 is operated to drive the compound gear 14 to rotate, the compound gear 14 drives the bevel gear 25 to rotate, the bevel gear 25 is driven to rotate by the connecting plate 27 connected with the fixing plate 26, the connecting plate 27 drives the L-shaped plate 24 to move downwards, the L-shaped plate 24 moves downwards by the first mounting plate 6 connected with the second rotating rod 23, the screen 7 moves downwards, the spring 18 in the box body 3 deforms and contracts due to the influence of external acting force, when the connecting plate 27 rotates to the bottom, the screen 7 moves downwards to the maximum extent, the L-shaped plate 24 is convenient to be no longer contacted when the connecting plate 27 continues to rotate, at the moment, the spring 18 is no longer influenced by external acting force and restores the shape through the self elastic force, the first connecting rod 17 connected by the limiting plate 19 is driven to move, the first connecting rod 17 drives the first mounting plate 6 connected by the first rotating rod 21 to move upwards, the screen 7 moves upwards, the connecting plate 27 intermittently drives the L-shaped plate 24 to move through the operation of the first motor 13, the screen 7 swings upwards and downwards, raw materials which are crushed by the crushing column 10 and then fall on the screen 7 are screened, raw materials which meet the requirements of the screen 7 fall into the bottom of the box 3 through the screen 7 and slide down to be contacted with the first auger 4, the raw materials which do not meet the screen 7 slide leftwards and fall on the second auger 12 when the bottom of the screen 7 swings through the screen 7, when the first motor 13 drives the screen 7 to swing, the compound gear 14 simultaneously drives the belt 15 to move, so that the belt 15 drives the two rotating wheels 16 sleeved at the bottom of the first auger 4 and the bottom of the second auger 12 to simultaneously rotate, the two rotating wheels 16 simultaneously drive the first auger 4 and the second auger 12 to simultaneously rotate, the raw materials positioned on the first auger 4 are conveyed upwards, the injection molding machine is fed through the communicated discharging pipe 8 when the raw materials reach the top, and the raw materials positioned on the second auger 12 are conveyed to the top of the second auger 12 through the second auger 12 and fall on the crushing column 10 again, so that the raw materials which do not meet the screen 7 are crushed again through the crushing column 10 until the screen 7 is met;

step two: when replacing the crushing column 10, the first lock 29 additionally installed on the outer surface of the box body 3 is firstly opened, the first door plate 28 is not fixed with the box body 3 any more, then the bolt 36 is rotated by rotating the bolt 36 on the second mounting plate 30, the bolt 36 is moved out of the threaded hole on the box body 3, then the second mounting plate 30 is pulled out of the box body 3 through the handle on the second mounting plate 30, the crushing column 10 rotatably connected to the second mounting plate 30 through the fifth bearing is pulled out, the crushing column 10 is separated from the special-shaped rod 9, the crushing column 10 on the second mounting plate 30 after the box body 3 is replaced, the damaged crushing column 10 is replaced with a new crushing column 10, the new crushing column 10 is inserted into the box body 3 through the inside of the first rectangular groove on the box body 3, the new crushing column 10 is contacted with the special-shaped rod 9, the inside of the new crushing column 10 is fixed through the handle on the second mounting plate 30, the bolt 36 is rotated again through the second mounting plate 30 after the insertion, the box body 36 is contacted with the first door plate 30 again, and the box body 28 is closed again through the first lock 28 and finally the box body 28 is closed again.

The working principle of the embodiment is as follows: when the feeding equipment with screening function for the injection molding machine is used, as shown in fig. 1, the device is firstly powered on to start operation, then raw materials are placed on a feeding pipe 11 at the top of a box body 3, the raw materials fall onto a crushing column 10 additionally arranged in the box body 3, the raw materials are crushed by rotating the crushing column 10 and fall onto a screen 7, as shown in fig. 1-4, a first motor 13 is operated to drive a composite gear 14 to rotate, the composite gear 14 drives a bevel gear 25 to rotate, a connecting plate 27 connected with the bevel gear 25 through a fixing plate 26 rotates, the connecting plate 27 drives an L-shaped plate 24 to move downwards, the L-shaped plate 24 moves downwards through a first mounting plate 6 connected with a second rotating rod 23, and the screen 7 moves downwards, at this time, the spring 18 in the box 3 is deformed and contracted due to the influence of external force, when the connecting plate 27 rotates to the bottom, the screen 7 moves downwards to the maximum extent, when the connecting plate 27 continues to rotate, the L-shaped plate 24 is convenient to be free from contact, at this time, the spring 18 is free from the influence of external force and recovers the shape by the self elastic force, the first connecting rod 17 connected by the limiting plate 19 is driven to move, the first connecting rod 17 drives the first mounting plate 6 connected by the first rotating rod 21 to move upwards, the screen 7 moves upwards, the connecting plate 27 intermittently drives the L-shaped plate 24 to move through the operation of the first motor 13, the screen 7 swings up and down, the raw materials which are crushed by the crushing column 10 and then fall on the screen 7 are screened, the method comprises the steps that raw materials meeting the requirements of a screen 7 fall into the bottom of a box 3 through the screen 7 and slide to contact with a first auger 4, raw materials not meeting the requirements of the screen 7 slide to the left to fall on a second auger 12 when the bottom of the screen 7 passes through the screen 7 and is far away from the screen 7, the top of the screen 7 passes through the screen 7 and swings, when a first motor 13 drives the screen 7 to swing, a compound gear 14 simultaneously drives a belt 15 to move, the belt 15 drives two rotating wheels 16 sleeved at the bottom of the first auger 4 and the bottom of the second auger 12 to simultaneously rotate, the two rotating wheels 16 simultaneously drive the first auger 4 and the second auger 12 to simultaneously rotate, raw materials on the first auger 4 are upwards conveyed, when the raw materials reach the top, the raw materials on the second auger 12 are fed to an injection molding machine through a discharging pipe 8 which is communicated, and fall on a crushing column 10 again, and raw materials not meeting the requirements of the 7 are crushed again through the crushing column 10 until the requirements of the screen 7 are met;

as shown in fig. 1 and 5-7, when replacing the crushing column 10, the first door plate 28 is not fixed with the box 3 by opening the first catch 29 additionally installed on the outer surface of the box 3, then the bolt 36 is rotated by rotating the bolt 36 on the second mounting plate 30, the bolt 36 is moved out of the threaded hole on the box 3, then the second mounting plate 30 is pulled out of the box 3 by the handle on the second mounting plate 30, the crushing column 10 rotatably connected to the second mounting plate 30 by the fifth bearing is pulled out, the crushing column 10 is separated from the special-shaped rod 9, the crushed column 10 after the box 3 is removed is replaced with the new crushing column 10 by replacing the crushed column 10 after the box 3, the new crushing column 10 is inserted into the box 3 by the first rectangular groove, the new crushing column 10 is contacted with the special-shaped rod 9, the special-shaped rod 9 is inserted into the new crushing column 10, the crushing column is pulled out of the box 30 by rotating the second mounting plate 30 again by the second bearing, and the box 3 is closed by rotating the second mounting plate 30 again, and the box 28 is closed by the second door plate 30 again, and the whole process is completed, and the box is closed by the second door plate 30, and the prior art is closed by the prior art.

Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims

1. Feeding equipment with screening function for injection molding machine, including base (1), its characterized in that: the utility model discloses a composite belt conveyer, including base (1), support bar (2) is fixedly connected with in the bottom of base (1), one side fixed mounting that support bar (2) was kept away from to base (1) has box (3), the inside of box (3) is rotated through first bearing and is connected with first auger (4), the inside fixedly connected with first fixed block (5) of box (3), one side that box (3) was kept away from to first fixed block (5) is rotated through first pivot and is connected with first mounting panel (6), the inside fixedly mounted of first mounting panel (6) has screen cloth (7), the right side fixedly connected with discharging pipe (8) of box (3), the inside rotation of box (3) is connected with crushing post (10), one side fixedly connected with inlet pipe (11) of base (1) is kept away from to box (3), one side that first auger (4) is kept away from through second bearing rotation is connected with second auger (12), the bottom fixedly mounted of box (3) has first motor (13), first gear (13) is fixed to be connected with compound belt conveyer (14), compound belt conveyer (14) is cup jointed on one side (14), the inside slip of box (3) is run through has head rod (17), the surface of head rod (17) has cup jointed spring (18), the one end that head rod (17) is close to box (3) has welded limiting plate (19), the top fixedly connected with second fixed block (20) of first mounting panel (6), one side that first mounting panel (6) were kept away from to second fixed block (20) is rotated through the second pivot and is connected with first bull stick (21), one side that second fixed block (20) was kept away from to first mounting panel (6) is fixedly connected with third fixed block (22), one side that first mounting panel (6) was kept away from to third fixed block (22) is rotated through the third pivot and is connected with second bull stick (23), one end that third fixed block (22) was kept away from to second bull stick (23) is rotated through the fourth pivot and is connected with L shaped plate (24), the inside of box (3) is rotated through the third pivot and is connected with conical gear (25), one side that conical gear (25) kept away from box (3) is kept away from to one side fixedly connected with conical gear (26), one side that conical gear (25) is kept away from fixed plate (26);

the inside of box (3) is connected with dysmorphism pole (9) through the rotation of fourth bearing, the front surface of box (3) is connected with first door plant (28) through first hinge rotation, the front surface of first door plant (28) and the front surface of box (3) all fixed mounting have first padlock (29), the front end of smashing post (10) is connected with second mounting panel (30) through the rotation of fifth bearing, smashing the one end swing joint that post (10) kept away from second mounting panel (30) has third mounting panel (31), the inside fixedly connected with fourth mounting panel (32) of box (3), the top fixed mounting of fourth mounting panel (32) has second motor (33), the rear surface of box (3) is connected with second door plant (34) through the rotation of second hinge, the rear surface of second door plant (34) and the rear surface of box (3) all fixed mounting have second padlock (35), the front surface of second mounting panel (30) threaded connection has bolt (36).

The inside of the box body (3) is provided with a special-shaped groove matched with the crushing column (10), the bottom of the first auger (4) and the bottom of the second auger (12) penetrate through the bottom surface of the inner wall of the special-shaped groove, and the bottom of the first auger (4) and the bottom of the second auger (12) are sleeved with rotating wheels (16);

a limiting groove matched with the limiting plate (19) is formed in the box body (3), the bottom end of the spring (18) is welded to the bottom surface of the inner wall of the limiting groove, and one end, far away from the limiting plate (19), of the first connecting rod (17) is rotatably connected to the top of the first rotating rod (21) through a fifth rotating shaft;

the bottom of the box body (3) is provided with a convex groove matched with the compound gear (14), the top of the compound gear (14) is provided with teeth meshed with teeth on the conical gear (25), the top of the L-shaped plate (24) penetrates through the top surface of the inner wall of the convex groove in a sliding mode, the right side of the L-shaped plate (24) is in contact with the bottom of the connecting plate (27), and the connecting plate (27) is fixedly connected to the edge of the fixing plate (26);

the bottom of the second fixed block (20) is fixedly arranged at the edge of the top of the first mounting plate (6), and the top of the third fixed block (22) is fixedly arranged at the edge of the bottom of the first mounting plate (6);

the rear end of the special-shaped rod (9) is rotationally connected to the front surface of the third mounting plate (31) through a sixth bearing, the output end of the second motor (33) is fixedly connected to the rear end of the special-shaped rod (9), the front end of the special-shaped rod (9) penetrates through the rear surface of the crushing column (10) in a sliding mode, and the front end of the crushing column (10) is rotationally connected to the rear surface of the second mounting plate (30) through a seventh bearing;

the front surface of the box body (3) is provided with a first rectangular groove matched with the first door plate (28), the rear surface of the box body (3) is provided with a second rectangular groove matched with the second door plate (34), the rear surface of the second mounting plate (30) penetrates through the rear surface of the inner wall of the first rectangular groove in a sliding mode, and the output end of the second motor (33) penetrates through the front surface of the inner wall of the second rectangular groove in a movable mode;

the rear surface of the inner wall of the first rectangular groove on the box body (3) is provided with a threaded hole matched with the threads on the bolt (36), and the front surface of the second mounting plate (30) is provided with a mounting groove matched with the bolt (36);

when in use, the device is powered on to start up, then raw materials are placed on the feeding pipe (11) at the top of the box body (3), the raw materials fall into the crushing column (10) additionally arranged in the box body (3), the raw materials are crushed through the rotation of the crushing column (10), then fall on the screen (7), the first motor (13) is used for driving the compound gear (14) to rotate, the compound gear (14) is used for driving the bevel gear (25) to rotate, the connecting plate (27) connected with the bevel gear (25) through the fixing plate (26) is used for rotating, the connecting plate (27) is used for driving the L-shaped plate (24) to move downwards, the L-shaped plate (24) is used for moving downwards through the first mounting plate (6) connected with the second rotating rod (23), the screen (7) is made to move downwards, at the moment, the spring (18) in the box body (3) is deformed and contracted due to the influence of external acting force, when the connecting plate (27) rotates to the bottom, the screen (7) is moved downwards to the maximum degree, when the connecting plate (27) rotates, the connecting plate (27) is convenient for continuing to rotate, the L-shaped plate (24) is not influenced by the elastic force, the spring (19) is not influenced by the elastic force of the connecting plate (17) and is made to move downwards, and the connecting plate (17) is made to move through the connecting plate (17), the first connecting rod (17) drives the first mounting plate (6) connected by the first rotating rod (21) to move upwards, so that the screen (7) moves upwards, the connecting plate (27) intermittently drives the L-shaped plate (24) to move through the first motor (13), so that the screen (7) swings up and down, raw materials which fall on the screen (7) after being crushed by the crushing column (10) are screened, raw materials meeting the requirements of the screen (7) fall to the bottom of the box (3) through the screen (7) and slide down to be contacted with the first auger (4), raw materials which do not meet the screen (7) slide to the left to fall on the second auger (12) when the bottom of the screen (7) swings through the screen (7), the compound gear (14) simultaneously drives the belt (15) to move when the first motor (13) swings, the belt (15) drives the two rotary wheels (16) sleeved at the bottom of the first auger (4) and the bottom of the second auger (12) to rotate, the two rotary wheels (16) simultaneously rotate on the first auger (4) and the top of the second auger (12) when the two rotary wheels simultaneously rotate to be connected with the first auger (4), the raw materials on the second auger (12) are conveyed to the top of the second auger (12) through the second auger (12) and fall on the crushing column (10) again, so that the raw materials which do not meet the screen (7) pass through the crushing column (10) again and are crushed until meeting the screen (7);

when replacing the crushing column (10), firstly, the first buckling lock (29) additionally arranged on the outer surface of the box body (3) is opened, the crushing column (10) is separated from the special-shaped rod (9), then, the crushing column (10) on the second mounting plate (30) after the box body (3) is pulled out is replaced by rotating the bolt (36) on the second mounting plate (30), the bolt (36) is moved out of the threaded hole on the box body (3), then, the second mounting plate (30) is pulled out of the box body (3) through the handle on the second mounting plate (30), the crushing column (10) is pulled out through the fifth bearing, the crushing column (10) is separated from the special-shaped rod (9), the damaged crushing column (10) is replaced by rotating the bolt (36) on the second mounting plate (30), a new crushing column (10) is inserted into the first rectangular groove on the box body (3), the new crushing column (10) is inserted into the special-shaped column (10) through the first rectangular groove on the box body (3), the new crushing column (10) is contacted with the threaded hole (9) again, the bolt (9) is inserted into the special-shaped column (9) through the bolt (9) again, the special-shaped column (9) is contacted with the special-shaped column (9) after the special-shaped column (10) is pulled out, and the second mounting plate (30) and the box body (3) are fixed again through rotation, and finally the first door plate (28) and the box body (3) are closed again through closing the first door plate (28) and closing the first buckling lock (29).