CN113665017A

CN113665017A - Production device and improved process of PVC plastic floor mat

Info

Publication number: CN113665017A
Application number: CN202110981616.1A
Authority: CN
Inventors: 宣以龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-11-19

Abstract

The present application discloses a production device for a PVC plastic floor mat and an improved process thereof, including a mixing shell and a feeding structure, wherein the feeding structure includes a support column, the support column is fixed on the top of the mixing shell, and the The top of the support column is fixed to the feeding shell, the bottom of the inner cavity of the feeding shell is fixed to the guide plate, the top of the mixing shell is fixed to the biaxial motor, and one output end of the biaxial motor is fixed to the feeding stirring shaft. The side of the feeding and stirring shaft is fixedly connected to the feeding stirring blade, the bottom of the feeding shell is fixedly connected to a communication pipe, the communication pipe is provided with a solenoid valve, and the communication pipe is fixedly connected to the top of the mixing shell. In this application, structures such as a biaxial motor can be used to drive the rotation of structures such as feeding and stirring blades, and additives such as plasticizers can be mixed and stirred by using the feeding and stirring blades, so that various additives can be mixed evenly, and then the uniformly mixed additives are added to the raw materials. , shorten the mixing time of raw materials, so that the mixing effect of raw materials is better.

Description

Production device and improved process of PVC plastic floor mat

Technical Field

The application relates to the field of ground mat production equipment, in particular to a production device of a pvc plastic ground mat and an improved process thereof.

Background

The PVC floor mat is produced by adopting a polyvinyl chloride resin material, particularly polyvinyl chloride and copolymer resin thereof as main raw materials, adding auxiliary materials such as a filling material, a plasticizer, a stabilizer, a coloring agent and the like, and is molded on a flaky continuous base material through uniform mixing and a coating process or a calendaring and extruding process, and can be used for replacing a pure wool floor mat and a chemical fiber floor mat.

When pvc plastics ground mat production, need agitated vessel to carry out the compounding, present agitated vessel need mix the stirring again in adding the raw materials with additives such as plasticizer in proper order, need mix the additive one by one with the raw materials during the stirring, and the efficiency of stirring is lower, and stirring effect is relatively poor, the compounding of the raw materials of not being convenient for, the production of pvc plastics ground mat of not being convenient for. Therefore, the production device of the pvc plastic floor mat and the improved process thereof are provided for solving the problems.

Disclosure of Invention

The utility model provides a production device of pvc plastics ground mat and improvement technology thereof is used for solving present agitated vessel among the prior art and need mix the stirring again in adding the raw materials with additives such as plasticizer in proper order, need mix additive one by one with the raw materials during the stirring, and the efficiency of stirring is lower, and the stirring effect is relatively poor, the compounding of the raw materials of not being convenient for, the production problem of pvc plastics ground mat of not being convenient for.

According to an aspect of this application, a apparatus for producing of pvc plastics ground mat and improvement technology thereof is provided, including compounding casing and reinforced structure, reinforced structure includes the support column, the support column rigid coupling is in compounding casing top, the reinforced casing of support column top rigid coupling, reinforced casing inner chamber bottom rigid coupling deflector, compounding casing top rigid coupling biax motor, the reinforced (mixing) shaft of an output rigid coupling of biax motor, the reinforced stirring leaf of reinforced (mixing) shaft side rigid coupling, reinforced casing bottom rigid coupling communicating pipe, communicating pipe is provided with the solenoid valve, communicating pipe and compounding casing top rigid coupling.

Further, the equal rigid coupling in reinforced casing bottom four corners department has the support column, reinforced casing bottom and deflector have all been seted up and have been rotated the mouth, reinforced (mixing) shaft top runs through and rotates the mouth and extend to reinforced casing inner chamber department, first charge door has been seted up at reinforced casing top.

Further, reinforced stirring leaf of a plurality of has been seted up to reinforced (mixing) shaft side, first intercommunication mouth has been seted up at compounding casing top, second intercommunication mouth has been seted up to reinforced casing bottom, the intercommunication pipe is through first intercommunication mouth and compounding casing intercommunication, the intercommunication pipe is through second intercommunication mouth and reinforced casing intercommunication.

Further, including the compounding structure, the compounding structure includes slip wheelset and main compounding (mixing) shaft, compounding casing bottom rigid coupling has the slip wheelset, another output rigid coupling main compounding (mixing) shaft of biax motor, main compounding (mixing) shaft surface rigid coupling has main compounding stirring leaf, first bevel gear of main compounding (mixing) shaft surface rigid coupling, the first bevel gear outside is provided with protective housing, protective housing lateral wall rigid coupling fixed column, the fixed column rigid coupling is in compounding casing inner chamber lateral wall, first bevel gear side meshing connects the second bevel gear, vice compounding (mixing) shaft is connected in second bevel gear one side meshing, vice compounding (mixing) shaft side rigid coupling vice compounding stirring leaf, vice compounding (mixing) shaft one end is provided with strikes off the subassembly.

Further, strike off the subassembly and include the rotor plate, the rotor plate rigid coupling is in vice compounding (mixing) shaft one end, rotor plate one side is rotated and is connected the rotor ball, the rotor ball rotates with compounding casing inner chamber lateral wall and is connected, rotor plate side rigid coupling mounting panel, mounting panel one side rigid coupling scraper blade.

Further, the second charge door has been seted up at compounding casing top, compounding casing side articulates there is the bin gate, the equal rigid coupling in compounding casing bottom four corners department has the slip wheelset.

Furthermore, preset mouthful have been seted up at compounding casing top, main compounding (mixing) shaft bottom runs through preset mouthful and extends to compounding casing inner chamber department, main compounding (mixing) shaft side rigid coupling has a plurality of main compounding stirring leaf.

Furthermore, the side surface of the first bevel gear is connected with two second bevel gears which are symmetrically distributed in a meshed mode, the first bevel gear and the second bevel gear are located in the inner cavity of the protective shell, the two side surfaces of the protective shell are fixedly connected with four fixing columns which are distributed in a rectangular structure, and the side surface of the auxiliary mixing stirring shaft is fixedly connected with a plurality of auxiliary mixing stirring blades.

Further, the rotating plate side rigid coupling has a plurality of to be the mounting panel of annular array distribution, just one side rigid coupling that the main compounding (mixing) shaft was kept away from to the mounting panel has the scraper blade.

Further, the improved process comprises the following steps:

s1, mixing, namely, putting PVC and other plastic powder, calcium carbonate, a plasticizer and pigment into a rapid mixer, uniformly mixing and stirring;

s2, extrusion molding, namely adding the uniformly mixed material obtained in the step S1 into a plastic extruder, extruding the mixture through a double-layer die, and performing extrusion molding, wherein the double layers are combined to obtain a PVC plastic floor mat semi-finished product;

s3, drying, namely, transmitting the extruded material obtained in the step S2 to a gluing machine through transmission equipment for gum dipping, and then heating and drying through drying equipment to obtain a finished product of the pvc plastic floor mat;

and S4, rolling, namely heating the finished product of the pvc plastic floor mat obtained in the step S3 in an oven, rolling the heated finished product of the pvc plastic floor mat on a rolling table, and storing the heated finished product of the pvc plastic floor mat in a warehouse.

Through the above-mentioned embodiment of this application, it mixes to have adopted reinforced stirring leaf isotructure to multiple additive, it needs to mix the stirring again in adding the raw materials with additives such as plasticizer in proper order to have solved present agitated vessel, need mix additive one by one with the raw materials during the stirring, the efficiency of stirring is lower, stirring effect is relatively poor, the compounding of the raw materials of not being convenient for, the production problem of pvc plastics ground mat of not being convenient for, mix with the raw materials again after mixing multiple additive, mixing effect is better, and shorten the time of compounding, improve the efficiency of compounding, the production of pvc plastics ground mat of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is an overall perspective view of one embodiment of the present application;

FIG. 2 is an overall internal schematic view of an embodiment of the present application;

FIG. 3 is an overall top view schematic of an embodiment of the present application;

FIG. 4 is an enlarged view of a portion of FIG. 2 according to an embodiment of the present application;

FIG. 5 is an enlarged view of a portion of FIG. 3 at B according to an embodiment of the present application;

FIG. 6 is a schematic view of an overall process flow of an embodiment of the present application.

In the figure: 1. mixing shell, 2, a support column, 3, a charging shell, 4, a guide plate, 5, a double-shaft motor, 6, a charging stirring shaft, 7, a charging stirring blade, 8, a communicating pipe, 9, an electromagnetic valve, 10, a sliding wheel set, 11, a main mixing stirring shaft, 12, a main mixing stirring blade, 13, a first bevel gear, 14, a protective shell, 15, a fixed column, 16, a second bevel gear, 17, an auxiliary mixing stirring shaft, 18, an auxiliary mixing stirring blade, 19, a rotating plate, 20, a rotating ball, 21, a mounting plate, 22 and a scraper.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The production apparatus and the improved process thereof in the present embodiment can be applied to various floor mats, for example, the following plastic floor mat is provided in the present embodiment, and the production apparatus and the improved process thereof in the present embodiment can be used for producing the following plastic floor mat.

This plastics ground mat is the square body that the four corners adopted the arc structure, sets up the skid resistant course including elastic layer and its inner surface bonding, and the skid resistant course adopts the unsmooth network structure of hollow, and the phenomenon that unfilled corner or outer perk can not take place when ground mat four corners adopted the arc structure to make ground mat shop to put, and can make ground mat can not shift at will when using through the skid resistant course. The elastic layer is by curling silk layer, the PVC foaming layer is compound to be constituted, the elastic layer is connected by scarf joint complex ground mat body and concatenation piece and is constituted, can adopt the bonding fixed between ground mat body and the concatenation piece, the concatenation piece can be constituted by one or polylith combination according to the design needs of pattern, this scarf joint structure can utilize the concatenation piece of different colors to construct the pattern of ground mat, reinforcing decorative effect also can adopt the clout to make the concatenation piece, improves material utilization. The elastic layer of the plastic floor mat and the edges of the periphery of the anti-slip layer are integrally hot-pressed to form a floor mat frame, and the four corners of the floor mat frame are in corresponding arc structures.

Of course, the present embodiment may also be used to produce other floor mats. Here, a description is not repeated, and the following describes a production apparatus and an improved process thereof according to an embodiment of the present application.

Referring to fig. 1-6, a device for producing a pvc plastic floor mat and an improved process thereof comprise a mixing shell 1 and a feeding structure, wherein the feeding structure comprises a support column 2, the support column 2 is fixedly connected to the top of the mixing shell 1, the top of the support column 2 is fixedly connected to a feeding shell 3, the bottom of the inner cavity of the feeding shell 3 is fixedly connected to a guide plate 4, the top of the mixing shell 1 is fixedly connected to a double-shaft motor 5, one output end of the double-shaft motor 5 is fixedly connected to a feeding stirring shaft 6, the side of the feeding stirring shaft 6 is fixedly connected to a feeding stirring blade 7, the bottom of the feeding shell 3 is fixedly connected to a communicating pipe 8, the communicating pipe 8 is provided with an electromagnetic valve 9, and the communicating pipe 8 is fixedly connected to the top of the mixing shell 1.

Can drive reinforced stirring leaf 7 isotructures through biax motor 5 isotructures and rotate, utilize reinforced stirring leaf 7 can mix the stirring to additives such as plasticizer, make multiple additive misce bene, then in adding the raw materials with the additive after the misce bene, shorten the time that the raw materials stirring is mixed, make the mixed effect of raw materials better, improve the mixing efficiency of raw materials.

The four corners of the bottom of the feeding shell 3 are fixedly connected with supporting columns 2, the bottom of the feeding shell 3 and the guide plate 4 are provided with rotating ports, the top end of the feeding stirring shaft 6 penetrates through the rotating ports and extends to the inner cavity of the feeding shell 3, the top of the feeding shell 3 is provided with a first feeding port, and the feeding shell 3 can be supported through the supporting columns 2; the side surface of the charging stirring shaft 6 is provided with a plurality of charging stirring blades 7, the top of the mixing shell 1 is provided with a first communicating port, the bottom of the charging shell 3 is provided with a second communicating port, the communicating pipe 8 is communicated with the mixing shell 1 through the first communicating port, the communicating pipe 8 is communicated with the charging shell 3 through the second communicating port, and an additive can be conveniently introduced into the mixing shell 1 through the communicating pipe 8; the mixing structure comprises a sliding wheel set 10 and a main mixing stirring shaft 11, the bottom of a mixing shell 1 is fixedly connected with the sliding wheel set 10, the other output end of a double-shaft motor 5 is fixedly connected with the main mixing stirring shaft 11, the surface of the main mixing stirring shaft 11 is fixedly connected with a main mixing stirring blade 12, the surface of the main mixing stirring shaft 11 is fixedly connected with a first bevel gear 13, the outer side of the first bevel gear 13 is provided with a protective shell 14, the outer side wall of the protective shell 14 is fixedly connected with a fixing column 15, the fixing column 15 is fixedly connected with the side wall of the inner cavity of the mixing shell 1, the side of the first bevel gear 13 is in meshing connection with a second bevel gear 16, one side of the second bevel gear 16 is in meshing connection with an auxiliary mixing stirring shaft 17, the side of the auxiliary mixing stirring shaft 17 is fixedly connected with an auxiliary mixing stirring blade 18, one end of the auxiliary mixing stirring shaft 17 is provided with a scraping component, and the mixing structure can facilitate the mixing of raw materials, the mixing efficiency of the raw materials is improved; the scraping component comprises a rotating plate 19, the rotating plate 19 is fixedly connected to one end of an auxiliary mixing stirring shaft 17, one side of the rotating plate 19 is rotatably connected with a rotating ball 20, the rotating ball 20 is rotatably connected with the side wall of the inner cavity of the mixing shell 1, the side surface of the rotating plate 19 is fixedly connected with an installation plate 21, one side of the installation plate 21 is fixedly connected with a scraper 22, and the scraping component can reduce the probability that raw materials are adhered to the side wall of the inner cavity of the mixing shell 1 and facilitate the cleaning of the mixing shell 1; a second charging hole is formed in the top of the mixing shell 1, a discharge door is hinged to the side face of the mixing shell 1, sliding wheel sets 10 are fixedly connected to four corners of the bottom of the mixing shell 1, materials in the mixing shell 1 can be discharged through the discharge door, the mixing shell 1 can be conveniently moved through the sliding wheel sets 10, and the movement of the mixing shell 1 and other structures is more labor-saving; a preset opening is formed in the top of the mixing shell 1, the bottom end of the main mixing stirring shaft 11 penetrates through the preset opening and extends to the inner cavity of the mixing shell 1, a plurality of main mixing stirring blades 12 are fixedly connected to the side surface of the main mixing stirring shaft 11, and raw materials in the mixing shell 1 can be stirred in the horizontal direction through the main mixing stirring shaft 11 and the main mixing stirring blades 12; the side surface of the first bevel gear 13 is in meshed connection with two symmetrically distributed second bevel gears 16, the first bevel gear 13 and the second bevel gears 16 are both positioned in the inner cavity of the protective shell 14, the two side surfaces of the protective shell 14 are fixedly connected with four fixing columns 15 distributed in a rectangular structure, the side surface of the auxiliary mixing stirring shaft 17 is fixedly connected with a plurality of auxiliary mixing stirring blades 18, and the protective shell 14 can be supported through the fixing columns 15; 19 side rigid coupling of rotor plate has a plurality of to be the mounting panel 21 that the annular array distributes, just one side rigid coupling that main compounding (mixing) shaft 11 was kept away from to mounting panel 21 has scraper blade 22, and scraper blade 22 can clean 1 inner chamber lateral wall of compounding casing, reduces the probability of raw materials adhesion in 1 inner chamber lateral wall of compounding casing, the cleanness of the compounding casing 1 of being convenient for.

The improvement process comprises the following steps:

The double-color ground mat can be produced at one time through the improved process, so that the ground mat can be repeatedly utilized in different time and occasions, the utilization rate of the ground mat is increased, and the waste is reduced.

When the mixing device is used, electrical components appearing in the mixing device are externally connected with a power supply and a control switch, raw materials are added into a mixing shell 1 through a second charging hole firstly, then various additives such as plasticizer and the like are added into a charging shell 3 through a first charging hole, then a double-shaft motor 5 is utilized to drive a charging stirring shaft 6 and a main mixing stirring shaft 11 to rotate simultaneously, the charging stirring shaft 6 can drive a charging stirring blade 7 to rotate when rotating, thereby being convenient for premixing various additives by using the charging stirring blade 7, avoiding the time of adding the additives into the raw materials to increase mixing in sequence, then the additives and the like are guided to a communicating pipe 8 by using a guide plate 4, then the communicating pipe 8 is opened by using an electromagnetic valve 9, the mixed additives are added into the mixing shell 1 through the communicating pipe 8 at the moment, and the main mixing stirring shaft 11 can drive the main mixing stirring blade 12 to rotate when rotating, the main mixing stirring blade 12 is used for mixing materials in the mixing shell 1, the main mixing stirring shaft 11 can drive the first bevel gear 13 to rotate when rotating, and further drive the second bevel gear 16 to rotate, the second bevel gear 16 can drive the auxiliary mixing stirring shaft 17 to rotate, so as to drive the auxiliary mixing stirring blade 18 to rotate, the auxiliary mixing stirring blade 18 is used for stirring the materials in the vertical direction, so as to stir the materials in the mixing shell 1 in multiple directions, the mixing effect of the raw materials is improved, the auxiliary mixing stirring shaft 17 can drive the rotating plate 19 to rotate when rotating, so as to drive the mounting plate 21 to rotate, so as to drive the scraper 22 to rotate, the scraper 22 can clean the side wall of the inner cavity of the mixing shell 1, the probability that the raw materials are adhered to the side wall of the inner cavity of the mixing shell 1 is reduced, the mixing shell 1 is convenient to clean, and the double-shaft motor 5 is used for simultaneously driving the feeding stirring shaft 6, the main mixing stirring shaft 11 and the like, the energy consumption is reduced, the production cost of the PVC plastic ground mat is reduced, and the PVC plastic ground mat is convenient to produce.

The application has the advantages that:

1. the structure is simple, the structure such as the feeding stirring blade can be driven to rotate through the structure such as the double-shaft motor, the additives such as the plasticizer can be mixed and stirred by the feeding stirring blade, so that various additives are uniformly mixed, then the uniformly mixed additives are added into the raw materials, the time for stirring and mixing the raw materials is shortened, the mixing effect of the raw materials is better, and the mixing efficiency of the raw materials is improved;

2. this application is rational in infrastructure, can carry out the ascending stirring of horizontal direction to the raw materials through main compounding stirring leaf isotructure, can carry out the ascending stirring of vertical side to the raw materials through vice compounding stirring leaf isotructure, be convenient for to the stirring of equidirectional, improve the stirring effect of raw materials, improve the stirring efficiency of raw materials, can clean compounding casing inner chamber lateral wall through scraper blade isotructure simultaneously, prevent that the raw materials adhesion is at compounding casing inner chamber, the cleanness of the compounding casing of being convenient for.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a production facility of pvc plastics ground mat which characterized in that: including compounding casing (1) and reinforced structure, reinforced structure includes support column (2), support column (2) rigid coupling in compounding casing (1) top, support column (2) top rigid coupling reinforced casing (3), reinforced casing (3) inner chamber bottom rigid coupling deflector (4), compounding casing (1) top rigid coupling double-shaft motor (5), reinforced (mixing) shaft (6) of an output rigid coupling of double-shaft motor (5), reinforced (mixing) shaft (6) side rigid coupling stirring leaf (7), reinforced casing (3) bottom rigid coupling communicating pipe (8), communicating pipe (8) are provided with solenoid valve (9), communicating pipe (8) and compounding casing (1) top rigid coupling.

2. A device for producing a pvc plastic floor mat as claimed in claim 1, wherein: the equal rigid coupling in reinforced casing (3) bottom four corners department has support column (2), reinforced casing (3) bottom and deflector (4) have all been seted up and have been rotated the mouth, reinforced (mixing) shaft (6) top is run through and is rotated the mouth and extend to reinforced casing (3) inner chamber department, first charge door has been seted up at reinforced casing (3) top.

3. A device for producing a pvc plastic floor mat as claimed in claim 1, wherein: reinforced stirring leaf (7) of a plurality of have been seted up to reinforced (mixing) shaft (6) side, first intercommunication mouth has been seted up at compounding casing (1) top, second intercommunication mouth has been seted up to reinforced casing (3) bottom, communicating pipe (8) are through first intercommunication mouth and compounding casing (1) intercommunication, communicating pipe (8) are through second intercommunication mouth and reinforced casing (3) intercommunication.

4. A device for producing a pvc plastic floor mat as claimed in claim 1, wherein: the mixing structure comprises a sliding wheel set (10) and a main mixing stirring shaft (11), the bottom of a mixing shell (1) is fixedly connected with the sliding wheel set (10), the other output end of a double-shaft motor (5) is fixedly connected with the main mixing stirring shaft (11), the surface of the main mixing stirring shaft (11) is fixedly connected with a main mixing stirring blade (12), the surface of the main mixing stirring shaft (11) is fixedly connected with a first bevel gear (13), the outer side of the first bevel gear (13) is provided with a protective shell (14), the outer side wall of the protective shell (14) is fixedly connected with a fixing column (15), the fixing column (15) is fixedly connected with the inner cavity side wall of the mixing shell (1), the side surface of the first bevel gear (13) is in meshed connection with a second bevel gear (16), one side of the second bevel gear (16) is in meshed connection with an auxiliary mixing stirring shaft (17), and the side surface of the auxiliary mixing stirring shaft (17) is fixedly connected with an auxiliary mixing stirring blade (18), and one end of the auxiliary mixing stirring shaft (17) is provided with a scraping assembly.

5. A device for producing a pvc plastic floor mat as claimed in claim 4, wherein: the scraping component comprises a rotating plate (19), the rotating plate (19) is fixedly connected to one end of an auxiliary mixing stirring shaft (17), one side of the rotating plate (19) is rotatably connected with a rotating ball (20), the rotating ball (20) is rotatably connected with the side wall of an inner cavity of the mixing shell (1), a side face of the rotating plate (19) is fixedly connected with a mounting plate (21), and one side of the mounting plate (21) is fixedly connected with a scraper (22).

6. A device for producing a pvc plastic floor mat as claimed in claim 4, wherein: the second charge door has been seted up at compounding casing (1) top, the side of compounding casing (1) articulates there is row bin gate, the equal rigid coupling in compounding casing (1) bottom four corners department has slip wheelset (10).

7. A device for producing a pvc plastic floor mat as claimed in claim 4, wherein: preset mouthful has been seted up at compounding casing (1) top, main compounding (mixing) shaft (11) bottom is run through preset mouthful and is extended to compounding casing (1) inner chamber department, main compounding (mixing) shaft (11) side rigid coupling has main compounding stirring leaf of a plurality of (12).

8. A device for producing a pvc plastic floor mat as claimed in claim 4, wherein: the side surface of the first bevel gear (13) is connected with two symmetrically distributed second bevel gears (16) in a meshing manner, the first bevel gear (13) and the second bevel gears (16) are both located in the inner cavity of the protective shell (14), the two side surfaces of the protective shell (14) are fixedly connected with four fixing columns (15) which are distributed in a rectangular structure, and the side surface of the auxiliary mixing stirring shaft (17) is fixedly connected with a plurality of auxiliary mixing stirring blades (18).

9. A device for producing a pvc plastic floor mat as claimed in claim 5, wherein: the side of rotating plate (19) rigid coupling has a plurality of mounting panel (21) that are the annular array and distribute, just one side rigid coupling that main compounding (mixing) shaft (11) was kept away from in mounting panel (21) has scraper blade (22).

10. The process for improving a production apparatus of a pvc plastic floor mat according to any one of claims 1 to 9, wherein: the improvement process comprises the following steps: