CN112092242B - Processing technology of polypropylene plastic product for household appliances - Google Patents
Processing technology of polypropylene plastic product for household appliances Download PDFInfo
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- CN112092242B CN112092242B CN202010940985.1A CN202010940985A CN112092242B CN 112092242 B CN112092242 B CN 112092242B CN 202010940985 A CN202010940985 A CN 202010940985A CN 112092242 B CN112092242 B CN 112092242B
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- stirring
- screening
- main part
- main body
- reation kettle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/10—Polymers of propylene
- B29K2023/12—PP, i.e. polypropylene
Abstract
The invention discloses a processing technology of a polypropylene household appliance plastic product, and relates to the technical field of plastic products. Include the stirring reation kettle main part through the stirring reation kettle, the fixed a plurality of reation kettle main part pillars that are provided with on the surface of stirring reation kettle main part, be provided with the stirring reation kettle feed inlet on the upper surface of stirring reation kettle main part, the fixed stirring reation kettle driving motor that is provided with on the upper surface of stirring reation kettle main part, the inside of stirring reation kettle main part is located and is provided with the puddler main part through the shaft coupling on the drive end of stirring reation kettle driving motor, and the fixed puddler main part connecting block that is provided with on the surface of puddler main part, the stirring rod main part connecting block run through on the surface and be provided with the rotatory pivot of second, has solved it and can not mix polypropylene material and corresponding catalyst completely, and this has just influenced follow-up injection moulding product's quality, brings unfavorable influence's problem for the production goods of enterprise.
Description
Technical Field
The invention relates to the technical field of plastic products, in particular to a processing technology of a polypropylene household appliance plastic product.
Background
Polypropylene, a thermoplastic resin obtained by polymerizing propylene, is generally produced industrially, contains about 95% of isotactic structure and the balance of atactic or syndiotactic polypropylene, is produced industrially mainly from isotactic products, also comprises a copolymer of propylene and a small amount of ethylene, is usually a translucent colorless solid, and is odorless and nontoxic. The melting point can be up to 167 ℃ due to regular structure and high crystallization. The product is heat-resistant and corrosion-resistant, and the product can be sterilized by steam; and the density is low, so that the plastic is the lightest general plastic at present. The disadvantages are that the low temperature impact resistance, aging resistance and flame retardance are poor, especially, the flame is easy to burn due to low oxygen index (only 17.4), the combustion heat quantity is large, a large amount of molten drops are generated, and flame is easy to spread.
Traditional polypropylene is being used for household electrical appliances production's in-process, need use agitated vessel to come to carry out the high efficiency to it and mix, but traditional agitated vessel has certain defect, and it can not mix polypropylene material and corresponding catalyst completely, and this has just influenced subsequent injection moulding product's quality, brings unfavorable influence for the production goods of enterprise, and the polypropylene raw and other materials are sieved at needs, can influence subsequent product quality equally if the screening effect is relatively poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a processing technology of a polypropylene household appliance plastic product, which solves the problems that the quality of a subsequent injection molding product is influenced and the product produced by an enterprise is adversely affected because a polypropylene material cannot be well mixed with a corresponding catalyst, and the quality of the subsequent product is also influenced because the polypropylene raw material needs to be screened and the screening effect is poor.
In order to achieve the purpose, the invention is realized by the following technical scheme: a processing technology of polypropylene household appliance plastic products comprises a screening machine body module, a crushing module to be produced, a stirring reaction kettle, a first-stage conveying device and a second-stage conveying device, wherein the crushing module to be produced is arranged at one side of the screening machine body module, the first-stage conveying device is arranged at an output port at the bottom of the screening machine body module, the second-stage conveying device is arranged at the tail conveying end of the first-stage conveying device, and the stirring reaction kettle is arranged at the bottom of the tail conveying end of the second-stage conveying device;
the screening machine body module comprises a screening machine feeding module, a screening roller barrel, a recycling discharge port, a screening machine body support, a main driving motor and a micro driving motor, wherein rotary bearing fixing frames are arranged at two sides of the upper end of the screening machine body support, the screening roller barrel is rotatably arranged at the upper end of the screening machine body support by virtue of the rotary bearing fixing frames, one side of the upper end of the recycling discharge port is fixedly provided with the screening machine feeding module, the surface of the screening machine feeding module is provided with a screening machine feed port, the connecting part of the interior of the screening machine feeding module and the screening machine feed port is rotatably provided with an auger push rod, the outer wall of the screening machine feeding module is fixedly provided with the micro driving motor, the driving end of the micro driving motor is connected with one end of the auger push rod through a coupler, the surface of the bottom of the screening machine feeding module is fixedly provided with the main driving motor, and the shaft end of the screening roller cylinder is connected with the driving end of the main driving motor through a coupler.
Preferably, the screening roller barrel comprises a first-stage screening section, a second-stage screening section, a third-stage screening section and a fourth-stage screening section, the surface of the screening roller barrel is sequentially arranged into the first-stage screening section, the second-stage screening section, the third-stage screening section and the fourth-stage screening section from one side to the other side, the screening roller barrel is of a cylindrical structure with a large end and a small end, the fourth-stage screening section is arranged at the small end, the first-stage screening section is arranged at the large end, the bottom of the fourth-stage screening section is positioned on the screening machine body main body support and is provided with a material outlet to be utilized, the bottom of the third-stage screening section is positioned on the screening machine body main body support and is provided with a material outlet to be treated, and the bottoms of the first-stage screening section and the second-stage screening section are positioned on the screening machine body main body support and are provided with a material outlet for recycling.
Preferably, smash and wait to produce the module and include feed inlet, rubbing crusher main part and rubbing crusher main part support, all the fixed rubbing crusher main part bearing that is provided with on the both ends upper surface of rubbing crusher main part support, it is provided with the rubbing crusher main part to rotate through rubbing crusher main part bearing on the upper end of rubbing crusher main part support, be provided with the feed inlet on the upper surface of rubbing crusher main part, the one end of rubbing crusher main part is passed rubbing crusher main part bearing after-fixing and is provided with manual rotatory crushing dish, the bottom department of rubbing crusher main part is provided with crushing discharge gate.
Preferably, the stirring reaction kettle comprises a stirring reaction kettle main body and a rotary stirring primary connecting rod, a plurality of reaction kettle main body supporting columns are fixedly arranged on the surface of the stirring reaction kettle main body, a stirring reaction kettle feeding port is arranged on the upper surface of the stirring reaction kettle main body, a stirring reaction kettle driving motor is fixedly arranged on the upper surface of the stirring reaction kettle main body, a stirring rod main body is arranged in the stirring reaction kettle main body and positioned on the driving end of the stirring reaction kettle driving motor through a coupler, a stirring rod main body connecting block is fixedly arranged on the surface of the stirring rod main body, a second rotary rotating shaft penetrates through the surface of the stirring rod main body connecting block, the surface of the stirring rod main body connecting block is rotatably connected with one end of the rotary stirring primary connecting rod through the second rotary rotating shaft, and a rotary connecting part is arranged at the other end of the rotary stirring primary connecting rod, rotate and to run through on the connecting portion and be provided with first rotatory pivot, it is provided with rotatory stirring second grade connecting rod to rotate through first rotatory pivot to rotate connecting portion department, be connected with the spring part between the bottom terminal surface of rotatory stirring first grade connecting rod and the surface of puddler main part.
Preferably, the connecting blocks of the stirring rod main body are arranged on the surface of the stirring rod main body, the distance values between the connecting blocks of the adjacent stirring rod main body are equal, a plurality of rotary stirring primary connecting rods are arranged on the connecting blocks of the stirring rod main body in a rotating mode, the rotary stirring primary connecting rods are arranged in a rotating array mode according to the circle center position of the stirring rod main body, the sum of the length values of the rotary stirring secondary connecting rods and the rotary stirring primary connecting rods is smaller than the diameter of the inner wall of the stirring reaction kettle main body, and the reaction kettle main body supporting columns are arranged on the outer surface of the stirring reaction kettle main body in a plurality mode according to the circle center position of the stirring reaction kettle main body in a rotating array mode.
Preferably, the feeding output end of the secondary conveying device is matched with the position of a feeding hole of the stirring reaction kettle on the stirring reaction kettle main body.
Preferably, smash the bottom of awaiting processing discharge gate department of production module setting in screening organism module, the length value of awaiting processing discharge gate department is less than the length value of feed inlet, one-level conveyor sets up the bottom of awaiting to utilize discharge gate department in screening organism module, it is connected with external collection mechanism to retrieve discharge gate department.
The processing technology of the polypropylene plastic product for household appliances comprises the following steps:
s1, screening materials: adding prepared materials from a feeding module of a screening machine in a screening machine body module, driving an auger pushing rod to rotate by a miniature driving motor, pushing the materials from a feeding port of the screening machine to the inside of a screening roller cylinder by the auger pushing rod, connecting the shaft end of the screening roller cylinder with a main driving motor, starting the main driving motor to drive the screening roller cylinder to rotate, dividing a first-stage screening section, a second-stage screening section, a third-stage screening section and a fourth-stage screening section on the screening roller cylinder, screening qualified materials at the fourth-stage screening section, entering a first-stage conveying device through a discharging port to be utilized at the bottom, entering a stirring reaction kettle from the second-stage conveying device, screening the materials at the third-stage screening section from a discharging port to be processed, entering a crushing production module, crushing the materials coming out of the discharging port to be processed, then adding the materials into a feeding module of a sieving machine, wherein the discharged materials at the secondary sieving section and the primary sieving section flow out from a recycling discharge port, and then flow to the outside to wait for subsequent treatment;
S2, mixing materials: after the materials from the second-stage conveying device enter the stirring reaction kettle main body, adding auxiliary catalyst to help follow-up production work, then starting a stirring reaction kettle driving motor to drive the stirring rod main body to rotate, wherein a stirring rod main body connecting block is fixedly arranged on the stirring rod main body, a rotary stirring first-stage connecting rod is rotatably arranged on the stirring rod main body connecting block to help to mix the materials in the stirring reaction kettle main body, a rotary stirring second-stage connecting rod is rotatably arranged at one end of the rotary stirring first-stage connecting rod to increase the actual use effect of rotary mixing, a spring part is supported between the bottom of the rotary stirring first-stage connecting rod and the surface of the stirring rod main body to support the spring part, when the stirring rod main body is not rotated integrally, the second rotary shaft and the rotary stirring second-stage connecting rod change the angle to the lowest according to the dead weight, when the stirring rod main body is driven to rotate by the stirring reaction kettle driving motor, the rotary stirring primary connecting rod and the rotary stirring secondary connecting rod are expanded under the action of centrifugal force, the stirring range is largest at the moment, and the stirring efficiency is highest;
s3, injection molding: and (4) filling the completely mixed material in the step (S2) into a corresponding plastic forming machine, maintaining the pressure after injection, naturally cooling, and demoulding to obtain the polypropylene household appliance plastic product.
Advantageous effects
The invention provides a processing technology of a polypropylene plastic product for household appliances. Compared with the prior art, the method has the following beneficial effects:
1. a processing technology of polypropylene household appliance plastic products comprises a screening machine body module, a screening roller barrel, a screening machine body main body support, a main driving motor and a micro driving motor, wherein the screening machine body module comprises a screening machine feeding module, the screening roller barrel, a screening machine body main body support, a main driving motor and a micro driving motor, rotary bearing fixing frames are arranged at two sides of the upper end of the screening machine body main body support, the screening roller barrel is arranged at the upper end of the screening machine body main body support by means of the rotary bearing fixing frames in a rotating mode, a screening machine feeding module is fixedly arranged at one side of the upper end of a recycling discharging port, a screening machine feeding port is formed in the surface of the screening machine feeding module, an auger material pushing rod is rotatably arranged at the connecting part of the interior of the screening machine feeding module and the screening machine feeding port, the micro driving motor is fixedly arranged on the outer wall of the screening machine feeding module, the driving end of the micro driving motor is connected with one end of the auger material pushing rod through a coupler, the main driving motor is fixedly arranged on the surface of the bottom of the screening machine feeding module, the shaft end of the screening roller cylinder is connected with the driving end of a main driving motor through a coupler, the screening roller cylinder comprises a first-stage screening section, a second-stage screening section, a third-stage screening section and a fourth-stage screening section, the surface of the screening roller cylinder is sequentially provided with the first-stage screening section, the second-stage screening section, the third-stage screening section and the fourth-stage screening section from one side to the other side, the screening roller cylinder is of a cylinder structure with a larger end and a smaller end, the fourth-stage screening section is arranged at the smaller end, the first-stage screening section is arranged at the larger end, the bottom of the fourth-stage screening section is positioned on a screening machine body support and is provided with a material outlet to be utilized, the bottom of the third-stage screening section is positioned on the screening machine body support and is provided with a material outlet to be treated, and the bottoms of the first-stage screening section and the second-stage screening section are positioned on the screening machine body support and are provided with a material outlet for recycling, the problem of polypropylene raw and other materials need sieve, sieve the relatively poor influence subsequent product quality equally of effect is solved.
2. A processing technology of polypropylene household appliance plastic products comprises a stirring reaction kettle, a plurality of reaction kettle main body supporting columns are fixedly arranged on the surface of the stirring reaction kettle main body, a stirring reaction kettle feeding hole is arranged on the upper surface of the stirring reaction kettle main body, a stirring reaction kettle driving motor is fixedly arranged on the upper surface of the stirring reaction kettle main body, a stirring rod main body is arranged inside the stirring reaction kettle main body on the driving end of the stirring reaction kettle driving motor through a coupler, a stirring rod main body connecting block is fixedly arranged on the surface of the stirring rod main body, a second rotating shaft penetrates through the surface of the stirring rod main body connecting block, the surface of the stirring rod main body connecting block is rotatably connected with one end of a rotating stirring primary connecting rod through the second rotating shaft, and a rotating connecting part is arranged at the other end of the rotating stirring primary connecting rod, rotate and run through on the connecting portion and be provided with first rotatory pivot, it is provided with rotatory stirring second grade connecting rod to rotate through first rotatory pivot to rotate connecting portion department, be connected with the spring part between the bottom terminal surface of rotatory stirring first grade connecting rod and the surface of puddler main part, it can not carry out fine mixing with polypropylene material and corresponding catalyst well to have solved, this quality that has just influenced follow-up injection moulding product, the problem of the adverse effect is brought to the production goods for the enterprise.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
figure 2 is a schematic view of the screening machine module structure of the present invention;
FIG. 3 is a schematic bottom view of a screening machine body module according to the present invention;
FIG. 4 is a schematic diagram of the structure of a module to be produced by pulverization according to the present invention;
FIG. 5 is a schematic view of the structure of a stirred tank reactor according to the present invention;
fig. 6 is an enlarged view of the structure at a in fig. 5.
In the figure: 1. a screening machine body module; 11. a screening machine feeding module; 12. a screw pusher rod; 13. a feeding hole of the sieving machine; 14. a screening roller drum; 141. a primary screening section; 142. a secondary screening section; 143. a third screening section; 144. a fourth stage screening section; 15. a rotary bearing mount; 16. a main body bracket of the screening machine body; 17. a recycling discharge port; 18. a discharge port to be utilized; 19. a main drive motor; 110. a micro drive motor; 111. a discharge port to be treated; 2. crushing a module to be produced; 21. a feeding port; 22. a pulverizer main body; 23. a crusher main body support; 24. a main body bearing seat of the crusher; 25. manually rotating the crushing disc; 26. crushing a discharge hole; 3. stirring the reaction kettle; 31. stirring the reaction kettle main body; 32. a feeding hole of the stirring reaction kettle; 33. a stirring reaction kettle driving motor; 34. a stir bar body; 35. a reaction kettle main body support; 36. rotating and stirring the secondary connecting rod; 37. a first rotating shaft; 38. a rotation connecting part; 39. rotating and stirring the primary connecting rod; 310. a connecting block of the main body of the stirring rod; 311. a second rotating shaft; 312. a spring member; 4. a primary conveying device; 5. a secondary conveying device.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a processing technology of polypropylene household electrical appliances plastic products, including screening organism module 1, smash to wait to produce module 2, stirring reation kettle 3, one-level conveyor 4 and second grade conveyor 5, one side department of screening organism module 1 is provided with smashes to wait to produce module 2, the bottom output port department of screening organism module 1 is provided with one-level conveyor 4, the transport terminal department of one-level conveyor 4 is provided with second grade conveyor 5, the terminal bottom of transport of second grade conveyor 5 is provided with stirring reation kettle 3, the pay-off output department of second grade conveyor 5 cooperatees with stirring reation kettle feed inlet 32 position on the stirring reation kettle main part 31.
Referring to fig. 2-3, the sieving machine body module 1 includes a sieving machine feeding module 11, a sieving roller cylinder 14, a sieving machine body support 16, a recycling discharge port 17, a main driving motor 19 and a micro driving motor 110, both sides of the upper end of the sieving machine body support 16 are provided with a rotary bearing fixing frame 15, the upper end of the sieving machine body support 16 is rotatably provided with the sieving roller cylinder 14 by means of the rotary bearing fixing frame 15, one side of the upper end of the recycling discharge port 17 is fixedly provided with the sieving machine feeding module 11, the surface of the sieving machine feeding module 11 is provided with a sieving machine feeding port 13, the joint of the inside of the sieving machine feeding module 11 and the sieving machine feeding port 13 is rotatably provided with an auger pushing rod 12, the outer wall of the sieving machine feeding module 11 is fixedly provided with the micro driving motor 110, the driving end of the micro driving motor 110 is connected with one end of the auger pushing rod 12 through a coupling, the bottom surface of the feeding module 11 of the sieving machine is fixedly provided with a main driving motor 19, the shaft end of a sieving roller cylinder 14 is connected with the driving end of the main driving motor 19 through a coupler, the sieving roller cylinder 14 comprises a first-stage sieving section 141, a second-stage sieving section 142, a third-stage sieving section 143 and a fourth-stage sieving section 144, the surface of the sieving roller cylinder 14 is sequentially provided with the first-stage sieving section 141, the second-stage sieving section 142, the third-stage sieving section 143 and the fourth-stage sieving section 144 from one side to the other side, the sieving roller cylinder 14 is in a cylindrical structure with a larger end and a smaller end, the fourth-stage sieving section 144 is arranged at the smaller end, the first-stage sieving section 141 is arranged at the larger end, the bottom of the fourth-stage sieving section 144 is positioned on a bracket 16 of a sieving machine body and is provided with a discharge port 18 to be utilized, the bottom of the third-stage sieving section 143 is positioned on the bracket 16 of the sieving machine body and is provided with a discharge port 111 to be treated, the bottom of first order screening district section 141 and second order screening district section 142 is located and has seted up recovery discharge port 17 on screening organism main part support 16, smash the bottom of waiting to produce module 2 setting in screening organism module 1 treatment discharge port 111 department, the length value of waiting to treat discharge port 111 department is less than the length value of feed inlet 21, one-level conveyor 4 sets up the bottom of waiting to utilize discharge port 18 department in screening organism module 1, recovery discharge port 17 department is connected with external collection mechanism.
Referring to fig. 4, the module 2 to be produced by crushing includes a feeding port 21, a crusher main body 22 and a crusher main body support 23, crusher main body bearings 24 are fixedly disposed on upper surfaces of two ends of the crusher main body support 23, the crusher main body 22 is rotatably disposed on upper ends of the crusher main body support 23 through the crusher main body bearings 24, the feeding port 21 is disposed on an upper surface of the crusher main body 22, a manually rotatable crushing disc 25 is fixedly disposed after one end of the crusher main body 22 passes through the crusher main body bearings 24, and a crushing discharging port 26 is disposed at a bottom of the crusher main body 22.
Referring to fig. 5-6, the stirring reactor 3 includes a stirring reactor main body 31, a plurality of reactor main body pillars 35 are fixedly disposed on the surface of the stirring reactor main body 31, a stirring reactor feed inlet 32 is disposed on the upper surface of the stirring reactor main body 31, a stirring reactor driving motor 33 is fixedly disposed on the upper surface of the stirring reactor main body 31, a stirring rod main body 34 is disposed inside the stirring reactor main body 31 at the driving end of the stirring reactor driving motor 33 through a coupling, a stirring rod main body connecting block 310 is fixedly disposed on the surface of the stirring rod main body 34, a second rotating shaft 311 is penetratingly disposed on the surface of the stirring rod main body connecting block 310, the surface of the stirring rod main body connecting block 310 is rotatably connected with one end of a first-stage rotating stirring connecting rod 39 through the second rotating shaft 311, and a rotating connecting portion 38 is disposed at the other end of the first-stage rotating stirring connecting rod 39, a first rotating shaft 37 penetrates through the rotating connecting part 38, a rotating and stirring secondary connecting rod 36 is rotatably arranged at the rotating connecting part 38 through the first rotating shaft 37, a spring part 312 is connected between the bottom end face of the rotating and stirring primary connecting rod 39 and the surface of the stirring rod main body 34, a plurality of stirring rod main body connecting blocks 310 are arranged on the surface of the stirring rod main body 34, and the distance between the adjacent connecting blocks 310 of the main bodies of the stirring rods is equal, a plurality of rotary stirring primary connecting rods 39 are rotatably arranged on the connecting blocks 310 of the main bodies of the stirring rods, the stirring rod main bodies 34 are arranged in a rotating array at the circle center position, the sum of the length values of the rotating stirring secondary connecting rods 36 and the rotating stirring primary connecting rods 39 is smaller than the diameter of the inner wall of the stirring reaction kettle main body 31, a plurality of reaction kettle main body struts 35 are arranged on the outer surface of the stirring reaction kettle main body 31, and the stirring rod main bodies 31 are arranged in a rotating array at the circle center position.
The processing technology of the polypropylene household appliance plastic product comprises the following steps:
s1, screening materials: adding prepared materials from a screening machine feeding module 11 in a screening machine body module 1, driving an auger pushing rod 12 to rotate by a miniature driving motor 110, pushing the materials into a screening roller cylinder 14 from a screening machine feeding hole 13 by the auger pushing rod 12, connecting the shaft end of the screening roller cylinder 14 with a main driving motor 19, starting the main driving motor 19 to drive the screening roller cylinder 14 to rotate, dividing a first-stage screening section 141, a second-stage screening section 142, a third-stage screening section 143 and a fourth-stage screening section 144 on the screening roller cylinder 14, screening qualified materials at the fourth-stage screening section 144, entering the first-stage conveying device 4 through a bottom discharge port 18 to be utilized, entering the stirring reaction kettle 3 from the second-stage conveying device 5, and screening the materials at the third-stage screening section 143 from a discharge port 111 to be processed, the materials discharged from the discharge port 111 to be processed are crushed in the module 2 to be crushed and then added into the feeding module 11 of the sieving machine, and the discharge materials at the secondary sieving section 142 and the primary sieving section 141 flow out from the recovery discharge port 17 and then flow to the outside for subsequent processing;
S2, mixing materials: after the material from the second-stage conveying device 5 enters the stirring reaction kettle main body 31, the auxiliary catalyst is added at the same time to help the subsequent production work, then, the stirring reaction kettle driving motor 33 is started to drive the stirring rod main body 34 to rotate, the stirring rod main body 34 is fixedly provided with the stirring rod main body connecting block 310, the stirring rod main body connecting block 310 is rotatably provided with the rotary stirring first-stage connecting rod 39 to help the material in the stirring reaction kettle main body 31 to be mixed, one end of the rotary stirring first-stage connecting rod 39 is rotatably provided with the rotary stirring second-stage connecting rod 36 to increase the practical use effect of the rotary mixing, the spring part 312 is supported between the bottom of the rotary stirring first-stage connecting rod 39 and the surface of the stirring rod main body 34 to support the spring part, when the stirring rod main body 34 is not rotated integrally, the second rotary shaft 311 and the rotary stirring second-stage connecting rod 36 perform the lowest angle change according to the self weight, when the stirring rod main body 34 is driven to rotate by the stirring reaction kettle driving motor 33, the rotary stirring primary connecting rod 39 and the rotary stirring secondary connecting rod 36 are expanded under the action of centrifugal force, the stirring range is the largest at the moment, and the stirring efficiency is the highest;
S3, injection molding: and (5) filling the completely mixed material in the step (S2) into a corresponding plastic forming machine, performing pressure maintaining treatment after injection, naturally cooling, and demolding to obtain the polypropylene household appliance plastic product.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a processing technology of polypropylene household electrical appliances plastic products, its processingequipment includes screening organism module (1), its characterized in that: a crushing module to be produced (2) is arranged at one side of the screening machine body module (1), a primary conveying device (4) is arranged at the output port at the bottom of the screening machine body module (1), a secondary conveying device (5) is arranged at the conveying tail end of the primary conveying device (4), and a stirring reaction kettle (3) is arranged at the bottom of the conveying tail end of the secondary conveying device (5);
the screening machine body module (1) comprises a screening machine feeding module (11), a screening roller barrel (14), a screening machine body main support (16), a recycling discharge port (17), a main driving motor (19) and a micro driving motor (110), wherein rotary bearing fixing frames (15) are arranged at two sides of the upper end of the screening machine body main support (16), the screening roller barrel (14) is rotatably arranged at the upper end of the screening machine body main support (16) by virtue of the rotary bearing fixing frames (15), the screening machine feeding module (11) is fixedly arranged at one side of the upper end of the recycling discharge port (17), a screening machine feeding port (13) is formed in the surface of the screening machine feeding module (11), a packing auger pushing rod (12) is rotatably arranged at the joint of the interior of the screening machine feeding module (11) and the screening machine feeding port (13), and the micro driving motor (110) is fixedly arranged on the outer wall of the screening machine feeding module (11), the driving end of the micro driving motor (110) is connected with one end of the auger pushing rod (12) through a coupler, a main driving motor (19) is fixedly arranged on the bottom surface of the screening machine feeding module (11), and the shaft end of the screening roller cylinder (14) is connected with the driving end of the main driving motor (19) through the coupler;
The screening roller cylinder (14) comprises a primary screening section (141), a secondary screening section (142), a tertiary screening section (143) and a quaternary screening section (144), the surface of the screening roller cylinder (14) is sequentially provided with the primary screening section (141), the secondary screening section (142), the tertiary screening section (143) and the quaternary screening section (144) from one side to the other side, the screening roller cylinder (14) is of a cylindrical structure with a larger end and a smaller end, the quaternary screening section (144) is arranged at the smaller end, the primary screening section (141) is arranged at the larger end, the bottom of the quaternary screening section (144) is positioned on a screening machine body main body support (16) and provided with a discharge port (18) to be utilized, and the bottom of the tertiary screening section (143) is positioned on the screening machine body main body support (16) and provided with a discharge port (111) to be treated, the bottoms of the primary screening section (141) and the secondary screening section (142) are positioned on a screening machine body main body bracket (16) and are provided with a recovery discharge port (17);
stirring reation kettle (3) are including stirring reation kettle main part (31) and rotatory stirring one-level connecting rod (39), the fixed a plurality of reation kettle main part pillars (35) that are provided with on the surface of stirring reation kettle main part (31), be provided with stirring reation kettle feed inlet (32) on the upper surface of stirring reation kettle main part (31), the fixed stirring reation kettle driving motor (33) that is provided with on the upper surface of stirring reation kettle main part (31), the inside of stirring reation kettle main part (31) is located the drive end of stirring reation kettle driving motor (33) and is provided with puddler main part (34) through the shaft coupling, the fixed puddler main part connecting block (310) that is provided with on the surface of puddler main part connecting block (34), the surperficial of puddler main part connecting block (310) is run through and is provided with second rotation shaft (311), the surperficial of puddler main part connecting block (310) is through second rotation shaft (311) and rotatory stirring one-level connecting rod (39) ) The one end of rotating and linking to each other, the other end of rotatory stirring one-level connecting rod (39) is equipped with rotates connecting portion (38), it is provided with first rotatory pivot (37) to run through on the rotation connecting portion (38), it is provided with rotatory stirring second grade connecting rod (36) to rotate through first rotatory pivot (37) to rotate connecting portion (38) department, be connected with spring part (312) between the bottom terminal surface of rotatory stirring one-level connecting rod (39) and the surface of puddler main part (34).
2. The processing technology of the polypropylene plastic product for household appliances according to claim 1, characterized in that: smash and treat that production module (2) include feed opening (21), rubbing crusher main part (22) and rubbing crusher main part support (23), all fixed rubbing crusher main part bearing frame (24) that is provided with on the both ends upper surface of rubbing crusher main part support (23), it is provided with rubbing crusher main part (22) to rotate through rubbing crusher main part bearing frame (24) on the upper end of rubbing crusher main part support (23), be provided with feed opening (21) on the upper surface of rubbing crusher main part (22), the one end of rubbing crusher main part (22) is passed rubbing crusher main part bearing frame (24) after-fixing and is provided with manual rotatory crushing dish (25), the bottom department of rubbing crusher main part (22) is provided with crushing discharge gate (26).
3. The processing technology of the polypropylene plastic product for household appliances according to claim 1, characterized in that: puddler main part connecting block (310) is provided with a plurality ofly on the surface of puddler main part (34) to distance value between adjacent puddler main part connecting block (310) equals, rotatory stirring one-level connecting rod (39) of setting of rotating on puddler main part connecting block (310) have a plurality ofly to arrange with the rotatory array in centre of a circle position of puddler main part (34), the length value sum of rotatory stirring second grade connecting rod (36) and rotatory stirring one-level connecting rod (39) is less than the inner wall diameter of stirring reation kettle main part (31), reation kettle main part pillar (35) are provided with a plurality ofly on the surface of stirring reation kettle main part (31) to arrange with the rotatory array in centre of a circle position of stirring reation kettle main part (31).
4. The processing technology of the polypropylene plastic product for household appliances as claimed in claim 1, characterized in that: the feeding output end of the secondary conveying device (5) is matched with the position of a stirring reaction kettle feeding hole (32) in the stirring reaction kettle main body (31).
5. The processing technology of the polypropylene plastic product for household appliances as claimed in claim 1, characterized in that: smash the bottom of waiting to produce module (2) setting in screening organism module (1) and waiting to handle discharge port (111) department, the length value of waiting to handle discharge port (111) department is less than the length value of feed inlet (21), one-level conveyor (4) set up the bottom of waiting to utilize discharge port (18) department in screening organism module (1), it is connected with external collection mechanism to retrieve discharge port (17) department.
6. The processing technology of the polypropylene plastic product for household appliances according to claim 1, characterized in that: the method specifically comprises the following steps:
s1, screening materials: adding prepared materials from a screening machine feeding module (11) in a screening machine body module (1), driving an auger pushing rod (12) to rotate by a miniature driving motor (110), pushing the materials into a screening roller cylinder (14) from a screening machine feeding hole (13) by the auger pushing rod (12), connecting the shaft end of the screening roller cylinder (14) with a main driving motor (19), driving the screening roller cylinder (14) to rotate by starting the main driving motor (19), distinguishing a first-stage screening section (141), a second-stage screening section (142), a third-stage screening section (143) and a fourth-stage screening section (144) on the screening roller cylinder (14), screening qualified materials at the fourth-stage screening section (144), entering a first-stage conveying device (4) through a discharging port (18) to be utilized at the bottom, and entering a stirring reaction kettle (3) from the second-stage conveying device (5), meanwhile, the materials at the third-stage screening section (143) are screened out from the discharge port (111) to be processed, enter the crushing module (2) to be produced, are crushed from the discharge port (111) to be processed, are added into the screening machine feeding module (11), and the discharge materials at the second-stage screening section (142) and the first-stage screening section (141) flow out from the recovery discharge port (17) and then flow to the outside to wait for subsequent processing;
S2, mixing materials: after the materials at the position of the secondary conveying device (5) enter the stirring reaction kettle main body (31), auxiliary catalysts are added simultaneously to help subsequent production work, then, a stirring reaction kettle driving motor (33) is started to drive the stirring rod main body (34) to rotate, a stirring rod main body connecting block (310) is fixedly arranged on the stirring rod main body (34), a rotary stirring primary connecting rod (39) is rotatably arranged on the stirring rod main body connecting block (310) to help to mix the materials in the stirring reaction kettle main body (31), a rotary stirring secondary connecting rod (36) is rotatably arranged at one end of the rotary stirring primary connecting rod (39), the actual use effect of rotary mixing is increased, a spring part (312) is supported between the bottom of the rotary stirring primary connecting rod (39) and the surface of the stirring rod main body (34), the spring part is supported, and when the stirring rod main body (34) does not rotate integrally, the angle of the second rotary rotating shaft (311) and the rotary stirring secondary connecting rod (36) is changed at the lowest degree according to the self weight, when the stirring rod main body (34) is driven to rotate by the stirring reaction kettle driving motor (33), the rotary stirring primary connecting rod (39) and the rotary stirring secondary connecting rod (36) are expanded under the action of centrifugal force, the stirring range is the largest at the moment, and the stirring efficiency is the highest;
S3, injection molding: and (5) filling the completely mixed material in the step (S2) into a corresponding plastic forming machine, performing pressure maintaining treatment after injection, naturally cooling, and demolding to obtain the polypropylene household appliance plastic product.
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Effective date of registration: 20230922 Address after: 311307 No Door Number 2 in Hongqiao Village, Gaohong Town, Lin'an District, Hangzhou City, Zhejiang Province (5 buildings in total) Patentee after: Hangzhou Lin'an Baisheng Biotechnology Co.,Ltd. Address before: 234300 Tonghe Road, Sixian Economic Development Zone, Suzhou City, Anhui Province Patentee before: Sixian Oriental Plastics Co.,Ltd. |
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