CN219214052U

CN219214052U - Soft SPC online extrusion equipment

Info

Publication number: CN219214052U
Application number: CN202223517042.1U
Authority: CN
Inventors: 张小玲; 肖志远; 李彦辉; 王帅
Original assignee: Changzhou Bemate Home Technology Co Ltd
Current assignee: Changzhou Bemate Home Technology Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-20
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses soft SPC online extrusion equipment, which relates to the technical field of SPC floor production, wherein a worker firstly passes soft SPC floor boards extruded by an extrusion mechanism through a plurality of cooling rollers in an S shape through the arrangement of cooling rollers and starts a rear tractor to drive the soft SPC floor boards to move, in the moving process, a circulating pump pumps cooling liquid in a cooling box into a telescopic cooling pipe and cools the cooling rollers through the telescopic cooling pipe, the soft SPC floor boards are sequentially contacted with the plurality of cooling rollers so as to prolong the cooling path of the soft SPC floor boards, improve the cooling effect, simultaneously avoid adverse effects of air cooling on the soft SPC floor boards, improve the finished product qualification rate of the soft SPC floor boards, and facilitate the adjustment of gaps among the plurality of cooling rollers through the arrangement of a rotating shaft and a bracket, thereby improving the application range of the soft SPC online extrusion equipment.

Description

Soft SPC online extrusion equipment

Technical Field

The utility model relates to the technical field of SPC floor production, in particular to soft SPC online extrusion equipment.

Background

SPC floors are increasingly popular in recent years, particularly the European and American markets increase the demand at a speed of 30% each year, but China is the major SPC floor processing export country, and at present, the soft SPC process is complex and mainly comprises the procedures of base material extrusion, hot pressing, high-temperature tempering, surface painting, slicing, deburring and the like, so that the investment scale is large, the manpower is more, the workshop environment dust is large, a series of adverse factors are caused, the soft SPC cost is higher, and the production difficulty is large.

In order to adapt to the development, the method is further improved on the basis of the existing hard SPC extruder, meets the production requirement of soft SPC floors, and is characterized in that the primer extrusion and hot pressing are performed at one time, so that a hot pressing link is omitted, the labor cost and the mechanical cost are reduced, and the production efficiency of the soft SPC is improved.

When the existing extrusion equipment cools after extrusion, natural cooling or natural cooling and air cooling are adopted to cool an SPC floor, because natural cooling takes longer time, a cooling mode of natural cooling and air cooling is adopted, the soft SPC floor is easy to damage (edge or air receiving part deforms and collapses) during air cooling, and the qualification rate of the finished product of the soft SPC floor is reduced, so that the soft SPC online extrusion equipment is needed.

Disclosure of Invention

The present application aims to provide a soft SPC online extrusion device to solve the problems in the prior art.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides an online extrusion equipment of soft SPC, including extrusion device, calendering roller group and chill roll, extrusion device, calendering roller group and chill roll set gradually from a left side to the right side, the chill roll is provided with a plurality ofly and distributes in order along a horizontal plane, install cooling module on the chill roll, cooling module includes the cooling tank, circulating pump and flexible cooling tube, the circulating pump passes through the pipeline with cooling tank one side and is fixed and communicate with flexible cooling tube, flexible cooling tube is provided with the multiunit and respectively with a plurality of chill rolls one-to-one, every flexible cooling tube of group is constituteed by two flexible cooling tubes and is communicate with the chill roll both ends respectively, a plurality of chill rolls supply soft SPC panel S type to run through.

Preferably, the telescopic cooling pipe comprises a connector and a corrugated pipe, wherein the two connectors are respectively fixed at the upper end and the lower end of the corrugated pipe, and one end of the connector at the upper end is rotatably connected with the shaft of the cooling roller.

Preferably, the pipeline comprises two connecting pipes which are respectively fixed and communicated with the front side and the rear side of the cooling box, one end of the connecting pipe, which is far away from the cooling box, is provided with a plurality of branch pipes which are respectively fixed and communicated with a plurality of connectors at the lower end, and the circulating pump is communicated with the connecting pipes.

Preferably, the cooling roller is provided with a rotating shaft in a rotating and penetrating way, the connector is fixed and communicated with the rotating shaft, both ends of the cooling roller are provided with brackets, the rotating shaft is in sliding connection with the brackets, and the rotating shaft is provided with a limiting part matched with the brackets.

Preferably, the limiting piece comprises connecting lug blocks symmetrically arranged at the front end and the rear end of the rotating shaft, and bolts with one ends propped against the side wall of the bracket penetrate through threads on the connecting lug blocks.

Preferably, the extrusion mechanism comprises an extrusion cylinder, one end of the extrusion cylinder, which is close to the calendaring roller set, is fixed with an extrusion die, both sides of one section of the extrusion cylinder, which is close to the extrusion die, are provided with cooling fan sets, and the upper part of one end of the extrusion cylinder, which is close to the extrusion die, is fixed with a vacuumizing tube communicated with the extrusion cylinder.

Preferably, the rolling roller group comprises a rolling fixed roller, a rolling movable roller, an electromagnetic heating roller and a back grain roller, wherein the rolling fixed roller, the rolling movable roller, the electromagnetic heating roller and the back grain roller are sequentially distributed from left to right, the distance between the rolling fixed roller and the rolling movable roller is adjustable, and the electromagnetic heating roller is matched with the back grain roller.

Preferably, a conveyer belt is arranged at the lower end of the die orifice of the extrusion die, and one end of the conveyer belt, which is far away from the extrusion die, is positioned at the upper end of a gap between the rolling fixed roller and the rolling movable roller.

In summary, the utility model has the technical effects and advantages that:

1. according to the utility model, through the arrangement of the cooling rollers and the cooling assembly, a worker firstly passes the soft SPC floor board extruded by the extruding mechanism through the plurality of cooling rollers in an S shape, starts the rear tractor to drive the soft SPC floor board to move, pumps cooling liquid in the cooling box into the telescopic cooling pipe in the moving process, cools the cooling rollers through the telescopic cooling pipe, and the soft SPC floor board is sequentially contacted with the plurality of cooling rollers so as to prolong the cooling path of the soft SPC floor board, improve the cooling effect, avoid adverse effects of air cooling on the soft SPC floor board, and improve the finished product qualification rate of the soft SPC floor board.

2. According to the utility model, the gaps among the cooling rollers are conveniently adjusted by arranging the rotating shaft and the bracket, so that soft SPC floor boards with different thicknesses penetrate through the cooling rollers, and the application range of the soft SPC online extrusion equipment is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present embodiment;

FIG. 2 is a schematic view showing the connection structure of the cooling module, the cooling roller and the bracket in the present embodiment;

FIG. 3 is a schematic view showing the structure of a cooling module in the present embodiment;

FIG. 4 is an enlarged view of the structure shown at A in FIG. 2;

FIG. 5 is a schematic view of the structure of the extrusion mechanism in the present embodiment;

fig. 6 is a schematic view of the structure of the calender roll group in the present embodiment.

In the figure: 1. an extrusion mechanism; 11. extruding a discharging tube; 111. an extrusion die; 12. a heat radiation fan group; 13. vacuumizing the tube; 2. a conveyor belt; 3. a calender roll set; 31. calendaring and fixing rollers; 32. a rolling roller; 33. an electromagnetic heating roller; 34. a backing roller; 4. a cooling assembly; 41. a cooling box; 42. a circulation pump; 43. a telescopic cooling tube; 431. a connector; 432. a bellows; 44. a connecting pipe; 5. a cooling roller; 51. a rotating shaft; 511. connecting the ear blocks; 6. and (3) a bracket.

Detailed Description

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

Examples: referring to fig. 1-6, a soft SPC online extrusion device comprises an extrusion mechanism 1, a calendaring roller set 3 and a cooling roller 5, wherein the extrusion mechanism 1, the calendaring roller set 3 and the cooling roller 5 are sequentially arranged from left to right, the cooling roller 5 is provided with a plurality of cooling rollers 5 and is sequentially distributed along a horizontal plane, a cooling assembly 4 is mounted on the cooling roller 5, the cooling assembly 4 comprises a cooling box 41, a circulating pump 42 and telescopic cooling pipes 43, the circulating pump 42 and one side of the cooling box 41 are fixedly and correspondingly communicated with the telescopic cooling pipes 43 through pipelines, the telescopic cooling pipes 43 are provided with a plurality of groups and respectively correspond to the cooling rollers 5 one by one, each group of telescopic cooling pipes 43 is formed by two telescopic cooling pipes 43 and respectively communicated with two ends of the cooling roller 5, the cooling rollers 5 are used for allowing soft SPC plates to penetrate in an S-type, and one side of the cooling roller 5 away from the calendaring roller set 3 is further provided with a corresponding tractor (not shown in the drawing) which is commonly used in the prior art and is suitable for the SPC tractor of the embodiment and is used for driving soft plates to move.

Based on the above structure, the staff first passes the soft SPC floor board extruded by the extruding mechanism 1 between a plurality of cooling rollers 5 in an S shape, and starts the rear tractor to drive the soft SPC floor board to move, during the movement, the circulating pump 42 pumps the cooling liquid in the cooling box 41 into the telescopic cooling pipe 43, and cools down the cooling rollers 5 through the telescopic cooling pipe 43, the soft SPC floor board is sequentially contacted with the plurality of cooling rollers 5, thereby prolonging the cooling path of the soft SPC floor board, improving the cooling effect, avoiding the adverse effect of air cooling on the soft SPC floor board, and improving the finished product qualification rate of the soft SPC floor board.

The telescopic cooling tube 43 comprises a connector 431 and a corrugated tube 432, the connector 431 is provided with two connectors and is respectively fixed with the upper end and the lower end of the corrugated tube 432, one end of the connector 431 at the upper end is rotationally connected with the shaft of the cooling roller 5, and the elastic connection between the cooling assembly 4 and the end part of the cooling roller 5 is realized through the arrangement of the connector 431 and the corrugated tube 432.

The pipeline includes a connecting pipe 44, the connecting pipe 44 is provided with two and is fixed and communicated with the front side and the rear side of the cooling box 41 respectively, one end of the connecting pipe 44 away from the cooling box 41 is provided with a plurality of branch pipes and is fixed and communicated with a plurality of connectors 431 at the lower end respectively, the circulating pump 42 is communicated with the connecting pipe 44, and the cooling liquid is distributed to the plurality of telescopic cooling pipes 43 or the cooling liquid of the plurality of telescopic cooling pipes 43 is uniformly collected through the arrangement of the connecting pipe 44, so that the cooling rollers 5 can be cooled in a circulating way conveniently.

The cooling roller 5 rotates and penetrates through the rotating shaft 51, a through cavity (not shown in the figure) penetrating through the rotating shaft 51 is formed in the rotating shaft 51, a pipeline of the through cavity and the connecting head 431 is matched with each other, cooling liquid flows through the through cavity and cools the cooling roller 5, the connecting head 431 is fixed and communicated with the rotating shaft 51, the two ends of the cooling roller 5 are provided with the supports 6, the rotating shaft 51 is slidably connected with the supports 6, limiting pieces matched with the supports 6 are arranged on the rotating shaft 51, gaps among the cooling rollers 5 are convenient to adjust through the arrangement of the rotating shaft 51 and the supports 6, and accordingly soft SPC floor boards with different thicknesses penetrate through the cooling rollers 5, and the application range of the soft SPC online extrusion equipment is improved.

Wherein, the locating part is including the symmetry setting up in the engaging lug piece 511 at pivot 51 front and back both ends, the screw thread runs through on the engaging lug piece 511 has the bolt that one end and support 6 lateral wall supported tightly, through the setting of engaging lug piece 511, after the chill roll 5 removes, the staff only need screw up the bolt on the engaging lug piece 511 at pivot 51 both ends for the bolt supports tightly with support 6, can carry out spacingly to pivot 51, thereby carry out spacingly to chill roll 5 after removing, make a plurality of chill rolls 5 difficult emergence skew behind the adjustment clearance in the space between a plurality of chill rolls 5 of being convenient for.

The extrusion mechanism 1 comprises an extrusion barrel 11, the extrusion barrel 11 adopts nine sections of flat double-screw barrels, the barrels are heated by surrounding heating devices (not shown in the figure), the heating devices heat heating wires through electric current, one end of the extrusion barrel 11, which is close to a calendaring roller set 3, is fixedly provided with an extrusion die 111, two sides of one section (the latter five sections) of the extrusion barrel 11, which is close to the extrusion die 111, are respectively provided with a cooling fan set 12, an evacuation tube 13 communicated with the extrusion barrel 11 is fixedly arranged at the upper part of one end of the extrusion barrel 11, which is close to the extrusion die 111, raw materials are extruded through a die opening of the extrusion die 111 after being stirred and uniformly mixed by the extrusion barrel 11, when the temperature of the extrusion barrel 11 is too high, the cooling fan set 12 is only required to cool the rear section of the extrusion barrel 11, so that adverse effects on the operation of extruding soft SPC floor base materials caused by the too high temperature of the extrusion barrel 11 are avoided, one end of the evacuation tube 13 is provided with a vacuum pump (not shown in the figure), the main effect is that water vapor generated in the extrusion process is pumped, the materials are decomposed to generate hydrogen chloride gas, and the surface flatness of the extruded materials is improved.

The calendaring roller set 3 comprises a calendaring fixed roller 31, a calendaring movable roller 32, an electromagnetic heating roller 33 and a back pattern roller 34, wherein the calendaring fixed roller 31, the calendaring movable roller 32, the electromagnetic heating roller 33 and the back pattern roller 34 are sequentially distributed from left to right, the spacing between the calendaring fixed roller 31 and the calendaring movable roller 32 is adjustable, the electromagnetic heating roller 33 and the back pattern roller 34 are matched, the extruded soft SPC floor substrate is extruded to form a certain thickness through the calendaring fixed roller 31 and the calendaring movable roller 32, then enters between the electromagnetic heating roller 33 and the back pattern roller 34, and the electromagnetic heating roller 33 and the back pattern roller 34 are matched to form the color film, the wear-resisting layer and the soft SPC floor substrate through one-time hot press molding.

Wherein, the die orifice lower extreme of extrusion die 111 is provided with conveyer belt 2, and the one end that extrusion die 111 was kept away from to conveyer belt 2 is located the gap upper end of calendering fixed roll 31 and calendering movable roll 32, through the setting of conveyer belt 2, carries the soft SPC floor substrate of extrusion die 111 basis to be convenient for carry the gap department between calendering fixed roll 31 and the calendering movable roll 32 with soft SPC floor substrate.

It should be noted that, this online extrusion equipment of soft SPC still includes extrusion PLC control system (not shown in the figure), the PLC control system adopts the programmable PLC control system that is common in the prior art and is applicable to this embodiment, the PLC control system is mainly control extruder temperature, mould temperature, host computer electric current, host computer speed, feed electric current, feed speed, still be provided with the temperature sensor with PLC control system electric connection on the extrusion feed cylinder 11, the heating temperature of heating device is controlled to the PLC control system, when the temperature is too high, the cooling fan group 12 start to extrude feed cylinder 11 to cool down by the control of PLC control system, simultaneously, the same control of PLC control system is rolled the operation of opening and close of roller group 3 and conveyer belt 2.

The working principle of the utility model is as follows: in daily use, the staff passes through PLC control system control extrusion feed cylinder 11 to the raw materials stir, mix evenly, back through extrusion die 111' S die orifice extrusion moulding, form soft SPC floor substrate, conveyer belt 2 carries soft SPC floor substrate, thereby be convenient for carry soft SPC floor substrate to the gap department between calendering fixed roll 31 and the calendering movable roll 32, soft SPC floor substrate after extrusion forms certain thickness through calendering fixed roll 31 and calendering movable roll 32 extrusion, afterwards get into between electromagnetic heating roll 33 and the back line roller 34, electromagnetic heating roll 33 and back line roller 34 cooperation are with various membrane, wearing layer and soft SPC floor substrate disposable hot briquetting, back line roller 34 mainly acts as and provides the back line suppression, soft SPC floor panel after the hot briquetting is "S" type and passes between a plurality of cooling rolls 5, in the motion process, circulating pump 42 pumps the coolant liquid in the cooling box 41 into flexible cooling tube 43, and cool down to cooling roll 5 through flexible cooling tube 43, thereby soft floor panel and a plurality of soft cooling rolls 5 contact in proper order, thereby the soft floor panel of extension SPC cooling path improves the soft SPC floor panel, thereby the quality cooling effect of SPC floor panel is unfavorable, the soft floor panel quality is improved, the quality of SPC floor panel quality is not influenced to the finished product is improved to the quality of SPC floor panel.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail 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 or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an online extrusion equipment of soft SPC, includes extrusion mechanism (1), calendering roller group (3) and chill roll (5), extrusion mechanism (1), calendering roller group (3) and chill roll (5) set gradually from a left side to the right side, a serial communication port, chill roll (5) are provided with a plurality of and distribute in order along a horizontal plane, install cooling module (4) on chill roll (5), cooling module (4) include cooling tank (41), circulating pump (42) and flexible cooling tube (43), circulating pump (42) are fixed and are linked together through pipeline and flexible cooling tube (43) with cooling tank (41) one side, flexible cooling tube (43) are provided with the multiunit and respectively with a plurality of chill rolls (5) one-to-one, every set flexible cooling tube (43) by two flexible cooling tube (43) constitute and respectively with chill roll (5) both ends intercommunication, a plurality of chill roll (5) supply soft panel S type to run through.

2. The soft SPC on-line extrusion apparatus as recited in claim 1, wherein: the telescopic cooling pipe (43) comprises a connector (431) and a corrugated pipe (432), wherein the two connectors (431) are respectively fixed at the upper end and the lower end of the corrugated pipe (432), and one end of the connector (431) at the upper end is rotatably connected with the shaft of the cooling roller (5).

3. A soft SPC on-line extrusion apparatus as recited in claim 2, wherein: the pipeline comprises connecting pipes (44), two connecting pipes (44) are respectively fixed and communicated with the front side and the rear side of the cooling box (41), one end, far away from the cooling box (41), of each connecting pipe (44) is provided with a plurality of branch pipes and respectively fixed and communicated with a plurality of connectors (431) at the lower end, and the circulating pump (42) is communicated with the connecting pipes (44).

4. A soft SPC on-line extrusion apparatus as recited in claim 2, wherein: the cooling roller (5) is rotatably penetrated with a rotating shaft (51), the connecting head (431) is fixed and communicated with the rotating shaft (51), supports (6) are arranged at two ends of the cooling roller (5), the rotating shaft (51) is slidably connected with the supports (6), and a limiting part matched with the supports (6) is arranged on the rotating shaft (51).

5. The soft SPC on-line extrusion apparatus as recited in claim 4, wherein: the limiting piece comprises connecting lug blocks (511) symmetrically arranged at the front end and the rear end of the rotating shaft (51), and bolts with one ends abutted against the side wall of the bracket (6) penetrate through threads on the connecting lug blocks (511).

6. The soft SPC on-line extrusion apparatus as recited in claim 1, wherein: the extrusion mechanism (1) comprises an extrusion charging barrel (11), one end of the extrusion charging barrel (11) close to the calendaring roller set (3) is fixedly provided with an extrusion die (111), one section of two sides of the extrusion charging barrel (11) close to the extrusion die (111) are respectively provided with a cooling fan set (12), and one end upper portion of the extrusion charging barrel (11) close to the extrusion die (111) is fixedly provided with a vacuumizing tube (13) communicated with the extrusion charging barrel (11).

7. The soft SPC on-line extrusion apparatus as recited in claim 6, wherein: the calendaring roller set (3) comprises a calendaring fixed roller (31), a calendaring movable roller (32), an electromagnetic heating roller (33) and a back pattern roller (34), wherein the calendaring fixed roller (31), the calendaring movable roller (32), the electromagnetic heating roller (33) and the back pattern roller (34) are sequentially distributed from left to right, the spacing between the calendaring fixed roller (31) and the calendaring movable roller (32) is adjustable, and the electromagnetic heating roller (33) and the back pattern roller (34) are matched.

8. The soft SPC on-line extrusion apparatus as recited in claim 7, wherein: the lower end of the die orifice of the extrusion die (111) is provided with a conveying belt (2), and one end of the conveying belt (2) away from the extrusion die (111) is positioned at the upper ends of gaps of the rolling fixed roller (31) and the rolling movable roller (32).