CN209887764U

CN209887764U - Floor grooving, coating wax and packaging integrated system

Info

Publication number: CN209887764U
Application number: CN201920625189.1U
Authority: CN
Inventors: 谈奇
Original assignee: Wuhan Philips Wood Co Ltd
Current assignee: Wuhan Philips Wood Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-03
Anticipated expiration: 2029-04-30

Abstract

The utility model relates to a floor manufacturing field discloses a floor fluting, coating wax, packing integrated system, this system includes the fluting device that sets gradually along floor transmission direction, waxing equipment and packing plant, wherein, the fluting device includes first conveyer, second conveyer and the vertical direction lies in the cutting knife between first conveyer and the second conveyer, first conveyer, second conveyer and cutting knife are each disposed in pairs in the both sides of workstation, wherein, first conveyer includes driving belt, belt driving roller and is used for the compressing tightly part of exerting pressure downwards to the driving belt of first conveyer lower part; the second conveyor includes a drive chain and a chain drive roller. The system can realize the integrated operation of grooving, coating wax and packaging, well solve the problem of non-straight grooving, and can achieve the purpose of forming a plurality of grooves at one time, and meanwhile, the system can realize the purpose of uniformly coating wax on the edge of the floor without wasting wax liquid.

Description

Floor grooving, coating wax and packaging integrated system

Technical Field

The utility model relates to a floor field of making, concretely relates to floor fluting, waxing, packing integration system.

Background

The composite floor board is a floor board which can meet the expected requirements of certain physical properties by artificially changing the natural structure of the floor board material. The composite floor is popular with users due to the advantages of good wear resistance, easy nursing, excellent cost performance and the like. When the composite floor is installed, splicing is needed. In order to facilitate splicing and ensure stable installation, grooves are required to be formed in the edges of the floor. After the floor boards are spliced and installed, a certain gap is reserved at the grooving position. The small gaps are easy to be ignored, the small gaps are difficult to be found after water enters, and the floor is easy to rot and damage. Therefore, after grooving, wax is applied to the groove to prevent water from entering. After the waterproof measures are finished, the floor needs to be packaged, so that the aims of being convenient to store and transport, protecting products and promoting sales are achieved. Although the prior art discloses some slotting devices and waxing devices, the slotting devices in the prior art have no straight slotting and are difficult to realize that a plurality of slots are formed at one time; the waxing device is uneven in waxing and wastes wax liquid.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects that the slotting is not straight and the one-off arrangement of a plurality of slots is difficult to realize in the prior art; waxing is uneven, and the problem of extravagant wax liquid provides a floor fluting, coating wax, packing integration system, and this system can realize fluting, coating wax, packing integration operation, solves the problem that the fluting is not straight well to can reach the purpose of once only seting up the multichannel groove through setting up a plurality of cutting knives, simultaneously, this system can realize the even waxing of floor edge, and the purpose of extravagant wax liquid.

In order to realize the aim, the utility model provides a floor grooving, wax coating and packaging integrated system, which comprises a grooving device, a wax coating device and a packaging device which are sequentially arranged along the floor transmission direction, wherein,

the grooving device comprises a first conveying device, a second conveying device and a cutting knife which is vertically positioned between the first conveying device and the second conveying device, the first conveying device, the second conveying device and the cutting knife are respectively arranged on two sides of the workbench in pairs, wherein the first conveying device comprises a transmission belt, a belt transmission roller and a pressing component for pressing the transmission belt at the lower part of the first conveying device downwards; the second conveying device comprises a driving chain belt and a chain belt driving roller.

Preferably, in the slotting device, the transmission chain belt comprises a plurality of hard plastic blocks, connecting holes are formed at positions close to two ends of each hard plastic block, two adjacent hard plastic blocks are connected through a connecting piece, and two ends of the connecting piece are respectively fixed on the connecting holes of the two adjacent hard plastic blocks.

Preferably, in the grooving apparatus, each hard plastic block has an anti-slip portion formed on an upper surface thereof.

Preferably, in the grooving device, the anti-slip part is formed by a plurality of parallel stripes, and the stripes are perpendicular to the length direction of the driving chain belt.

Preferably, in the grooving apparatus, the number of the cutting knives on both sides of the table is 3 to 10 each.

Preferably, the wax coating equipment comprises a conveying device, a wax coating device and a wax homogenizing device which are sequentially arranged along the conveying direction of the floor, wherein the conveying device comprises a conveying belt for conveying the floor, a baffle is arranged at the upstream of the conveying belt, and a guide-in roller is arranged at the downstream of the conveying belt; the waxing device comprises two wax coating units which are symmetrically arranged along the conveying direction of the floor, the middle part of each wax coating unit is provided with a wax suction port, the upstream and the downstream of the wax suction port are respectively provided with an upper groove and a lower groove, the upper groove and the lower groove are separated by a clamping plate, the upper groove and the lower groove which are positioned at the upstream of the wax suction port are respectively provided with a wax coating port, the feed port of the wax storage tank is communicated with the wax coating port, and the waste wax recovery port of the wax storage tank is communicated with the wax suction port; the wax homogenizing device comprises two wax scraping plates which are oppositely arranged, and the two wax scraping plates are respectively arranged in parallel with the two wax coating units.

Preferably, in the wax coating device, the guide roller is a stainless steel roller.

Preferably, in the wax coating apparatus, the distance between the lower surface of the baffle and the upper surface of the conveyor is 1 to 4cm greater than the thickness of the floor.

Preferably, in the wax coating device, the clamping plate is clamped with the groove at the edge of the floor.

Preferably, in the wax coating device, the wax scraping plate is a stainless steel plate.

According to the integration system, can realize fluting, waxing, packing integration operation. Among the fluting device, set up through the lower part at first conveyer and compress tightly the part, can be with the fixed centre gripping of laminate flooring between first conveyer and second conveyer, utilize the cutting knife to slot to laminate flooring's lateral part simultaneously, can ensure like this that the fluting does not walk partially to through set up a plurality of cutting knives on laminate flooring thickness direction, can realize once only offering multichannel groove. Waxing equipment in, be provided with the baffle in the upper reaches of conveyer belt, can prevent that the floor from taking place the bending in data send process, be provided with the cardboard at the coating wax unit, can fixed floor, normally wax, can guarantee again to scribble wax mouthful and floor edge in suitable position relation, make accurate the scribbling of wax liquid floor edge. After waxing is finished, the wax scraping plate scrapes wax on the edge of the floor, so that wax liquid can be distributed more uniformly on the edge of the floor, and local waxing is prevented from being too much or too little.

Drawings

FIG. 1 shows the integrated system of grooving, coating and packaging for floors according to the present invention;

fig. 2 is a schematic structural diagram of the slotting device according to the present invention;

fig. 3 is a schematic structural diagram of the slotting device according to the present invention;

FIG. 4 is a schematic view of a driving chain belt of a second conveyor in the slotting device according to the present invention;

FIG. 5 is a schematic structural diagram of the coating apparatus of the present invention;

FIG. 6 is a front view of a waxing unit of the waxing apparatus according to the present invention;

fig. 7 is a side view of a waxing unit of the waxing apparatus according to the present invention.

Description of the reference numerals

1 slotting device 4 waxing equipment

7 packaging plant 10 first conveyor

20 second conveyer 30 cutter

11 driving belt and 12 belt driving roller

13 pressing part 21 driving chain belt

22 hard plastic block of chain belt driving roller 210

211 antiskid part 212 connecting piece

213 connecting hole 40 waxing device

50 even wax device of conveyer 60

41 coating wax unit 411 coating wax mouth

412 wax suction port 413 clamping plate

414 wax storage box 51 conveyor belt

52 baffle 53 lead-in roller

61 wax scraping plate

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the present invention, in the case where no reverse explanation is made, the upstream and the downstream are distinguished according to the direction of the floor, the origin of the floor is referred to as the upstream, and the destination of the floor is referred to as the downstream.

FIG. 1 shows the integrated system of grooving, coating and packaging of the floor of the utility model. As shown in figure 1, the integrated system for grooving, coating and packaging of the floor comprises a grooving device 1, a waxing device 4 and a packaging device 7 which are sequentially arranged along the conveying direction of the floor.

Fig. 2 is a schematic structural diagram of the slotting device 1 in the system according to the present invention. As shown in fig. 2, the slotting device 1 of the present invention includes a first conveyor 10, a second conveyor 20 and a cutting knife 30 vertically positioned between the first conveyor 10 and the second conveyor 20, wherein the first conveyor 10, the second conveyor 20 and the cutting knife 30 are respectively configured on two sides of a workbench in pairs. In the transverse direction, the cutting knives 30 on both sides of the table are located outside the first conveyor 10 and the second conveyor 20. During operation of the device, the composite floor to be grooved is clamped between the first conveyor 10 and the second conveyor 20. Under the drive of the first conveying device 10 and the second conveying device 20, the composite floor to be grooved is pushed to the cutting knife 30, and the cutting knife 30 is used for grooving two sides of the floor.

Fig. 3 is a schematic structural diagram of the slotting device 1 in the system according to the present invention. As shown in fig. 3, the first transfer device 10 includes a driving belt 11, a belt driving roller 12, and a pressing member 13 for pressing the driving belt 11 at a lower portion of the first transfer device 10 downward; the second conveyor 20 includes a drive chain 21 and a chain drive roller 22. In the grooving apparatus, a first conveyor 10 located at an upper portion is brought into contact with an upper surface of a floor to be grooved by a driving belt 11 to perform conveying, and a second conveyor 20 located at a lower portion is brought into contact with a lower surface of the floor to be grooved by a driving chain belt 21 to perform conveying. During the operation of the device, the pressing part 13 applies downward pressure to the driving belt 11, so that the floor to be grooved is tightly and fixedly clamped between the driving belt 11 and the driving chain belt 21, and the floor is ensured not to move or deflect during the grooving process of the floor by the cutting knife 30. Therefore, according to the utility model discloses a fluting device can solve the problem that fluting is not straight well.

Fig. 4 is a schematic view of the structure of the driving chain belt of the second conveyor 20 in the grooving apparatus 1 of the system according to the present invention. As shown in fig. 4, the driving chain belt 21 includes a plurality of hard plastic blocks 210, connecting holes 213 are formed at positions close to two ends of the hard plastic blocks 210, two adjacent hard plastic blocks 210 are connected by connecting pieces 212, and two ends of the connecting pieces 212 are respectively fixed on the connecting holes 213 of the two adjacent hard plastic blocks 210.

In a more preferred embodiment, each rigid plastic block 210 has an anti-slip portion 211 formed on an upper surface thereof. The movement or deflection of the floor during the grooving process can be further prevented by forming the non-slip portion 211.

In the system of the present invention, in the grooving apparatus 1, the structure of the anti-slip part 211 is not particularly limited, and may be various conventional anti-slip structures, for example, a protrusion, a groove, a stripe, etc. In one embodiment, the anti-slip portion 211 is a plurality of parallel stripes perpendicular to the length direction of the driving chain belt 21.

In the system of the present invention, in the grooving apparatus 1, the number of the cutting knives 30 on both sides of the table may be 3 to 10 each. In one embodiment, the number of the cutting knives 30 on both sides of the worktable is 5 each, and the cutting knives 30 are distributed at different positions in the thickness direction of the composite floor. According to the embodiment, the slotting device can be provided with a plurality of slots at one time.

As shown in fig. 5-7, the coating wax device 4 in the system of the present invention includes a conveyer 50, a wax coating device 40, and a wax homogenizing device 60, which are sequentially arranged along the conveying direction of the floor, wherein the conveyer 50 includes a conveyer belt 51 for conveying the floor, a baffle 52 is arranged at the upstream of the conveyer belt 51, and a guide roller 53 is arranged at the downstream of the conveyer belt 51; the waxing device 40 comprises two wax coating units 41 symmetrically arranged along the conveying direction of the floor, the middle part of each wax coating unit 41 is provided with a wax sucking port 412, the upstream and downstream of the wax sucking port 412 are respectively provided with an upper groove and a lower groove, the upper groove and the lower groove are separated by a clamping plate 413, wax coating ports 411 are arranged in the upper groove and the lower groove which are positioned at the upstream of the wax sucking port 412, the feeding port of a wax storage tank 414 is communicated with the wax coating ports 411, and the waste wax recovery port of the wax storage tank 414 is communicated with the wax sucking port 412; the wax homogenizing device 60 comprises two wax scraping plates 61 which are oppositely arranged, and the two wax scraping plates 61 are respectively arranged in parallel with the two wax coating units 41.

In the waxing equipment 4 in the system, the floor firstly passes through the conveying device 50 is conveyed to the waxing device 40, the waxing device 40 is used for waxing the edge of the floor, and then the wax liquid is scraped evenly by the wax scraping plate 61 in the wax homogenizing device 60.

As shown in fig. 5, the conveyor 50 conveys the floor by a conveyor belt 51, a baffle plate 52 is provided upstream of the conveyor belt 51, the floor passes through a gap between the conveyor belt 51 and the baffle plate 52, and is conveyed downstream by the conveyor belt 51, and the floor is introduced into the waxing device 40 by an introduction roller 53 provided downstream of the conveyor belt.

As shown in fig. 6 and 7, in the waxing device 40, the floor is fixed between two wax coating units 41 through the clamping plate 413, the wax storage tank 414 conveys the wax liquid to the wax coating opening 411 through a pipeline, the wax coating opening 411 coats wax on two sides of the floor, and the redundant wax liquid is pumped into the wax storage tank 414 through the wax suction opening 412 by a vacuum pump, so that the wax liquid is recycled, and the waste of the wax liquid can be avoided, and the excessive and uneven local wax liquid coating can be prevented.

In the system of the present invention, in the waxing apparatus 4, the introducing roller 53 is a stainless steel roller. The stainless steel roller has a smooth surface, can not scratch the floor when being guided into the floor, and can not damage the flatness of the surface of the floor, and the adhesion of the stainless steel roller is poor, so that the floor can not be bent because of being adhered with the floor when being guided into the floor, and the normal conveying of the floor is not influenced.

In the system of the present invention, in the waxing device 4, the baffle plate 52 is used to prevent the floor from bending greatly when being conveyed. The gap between the baffle plate 52 and the conveyor belt 51 cannot be too large or too small, the gap between the baffle plate 52 and the conveyor belt 51 is too small, a floor with a certain thickness cannot pass through, the gap between the baffle plate 52 and the conveyor belt 51 is too large, the floor is bent when being conveyed, the curvature of the floor cannot be controlled, and the effect of the curvature cannot be achieved.

In the system of the present invention, in the waxing device 4, the distance between the lower surface of the baffle plate 52 and the upper surface of the conveyor belt 51 is 1-4cm larger than the thickness of the floor. Specifically, the distance between the lower surface of the baffle 52 and the upper surface of the conveyor belt 51 may be 1cm, 2cm, 3cm, or 4cm greater than the thickness of the floor.

In a preferred embodiment, the distance between the lower surface of the baffle 52 and the upper surface of the conveyor belt 51 may be 2cm greater than the thickness of the floor.

In the system of the present invention, in the waxing device 4, the clamping plate 413 is engaged with the groove at the edge of the floor. In the splicing process of the floor, the edge is provided with a groove. In order to stably operate the floor in the waxing device 40 and to ensure a proper position of the waxing opening 411 during the waxing process, and to accurately apply the wax liquid to the edge of the floor, it is necessary to provide a locking plate 413 which can be properly engaged with the groove of the edge of the floor. The utility model discloses in cardboard 413 the existence, can fixed floor, normally scribble the wax, can guarantee again to scribble wax mouth 411 and floor edge in suitable position relation, make that the wax liquid is accurate scribble on the floor edge.

In the system of the present invention, in the waxing device 4, the wax scraping plate 61 is a stainless steel plate. Two wax scraping plates 61 symmetrically arranged along the floor conveying direction are adjacent to the two waxing units 41, after the floor waxing is finished, wax is scraped from the edge of the floor through the wax scraping plates 61, so that wax liquid is distributed more uniformly on the edge of the floor, and the local waxing is prevented from being too much or too little. And the surface of the stainless steel plate is smooth, so that the wax liquid can be more uniformly distributed on the edge of the floor in the wax scraping process.

In a specific embodiment, as shown in fig. 1, the integrated system for grooving, coating and packaging of the floor comprises a grooving device 1, a waxing device 4 and a packaging device 7 which are sequentially arranged along the conveying direction of the floor, wherein the grooving device 1 is used for grooving the edge of the floor, the waxing device 4 is used for waxing the grooved part, and the packaging device 7 is used for packaging the floor.

As shown in fig. 2-4, in the system of the present invention, the grooving apparatus 1 includes a first conveyor 10, a second conveyor 20, and a cutting knife 30 vertically positioned between the first conveyor 10 and the second conveyor 20, wherein the first conveyor 10, the second conveyor 20, and the cutting knife 30 are respectively configured on two sides of a worktable in pairs. In the transverse direction, the cutting knives 30 on both sides of the table are located outside the first conveyor 10 and the second conveyor 20. The first conveying device 10 comprises a driving belt 11, a belt driving roller 12 and a pressing part 13 for pressing the driving belt 11 at the lower part of the first conveying device 10 downwards; the second conveyor 20 includes a drive chain 21 and a chain drive roller 22. The driving chain belt 21 comprises a plurality of hard plastic blocks 210, connecting holes 213 are formed at positions close to two ends of the hard plastic blocks 210, two adjacent hard plastic blocks 210 are connected through connecting pieces 212, and two ends of each connecting piece 212 are respectively fixed on the connecting holes 213 of the two adjacent hard plastic blocks 210. Each hard plastic block 210 has a non-slip portion 211 formed on an upper surface thereof. The anti-slip part 211 is formed by a plurality of parallel stripes, and the stripes are perpendicular to the length direction of the driving chain belt 21. The number of the cutting knives 30 on both sides of the worktable is several (for example, 5), and the cutting knives 30 are distributed at different positions in the thickness direction of the composite floor.

As shown in fig. 5-7, in the system of the present invention, the wax coating apparatus 4 includes a conveyer 50, a wax coating apparatus 40 and a wax homogenizing apparatus 60, which are sequentially arranged along a floor conveying direction, wherein the conveyer 50 includes a conveyer belt 51 for conveying the floor, a baffle 52 is arranged upstream of the conveyer belt 51, a guiding roller 53 is arranged downstream of the conveyer belt 51, the conveyer belt 51 passes through a gap between the baffle 52 arranged upstream of the conveyer belt 51 and the conveyer belt 51 in the floor conveying process, a distance between a lower surface of the baffle 52 and an upper surface of the conveyer belt 51 is 1-4cm larger than a thickness of the floor, and then the conveyer belt 51 continues to convey, and then the stainless steel guiding roller 53 arranged downstream of the conveyer belt 51 guides the floor to the wax coating apparatus 40; the waxing device 40 comprises two wax coating units 41 symmetrically arranged along the conveying direction of the floor, the middle part of each wax coating unit 41 is provided with a wax suction port 412, the upstream side and the downstream side of the wax suction port 412 are respectively provided with an upper groove and a lower groove, the upper groove and the lower groove are separated by a clamping plate 413, wax coating ports 411 are arranged in the upper groove and the lower groove which are positioned on the upstream side of the wax suction port 412, a feeding port of a wax storage tank 414 is communicated with the wax coating ports 411, a waste wax recovery port of the wax storage tank 414 is communicated with the wax suction ports 412, the grooves on the edge of the floor are clamped and fixed with the clamping plate 413, the wax coating ports 411 are used for waxing the edge of the floor, and excessive wax liquid is recovered through the wax suction ports 412; the wax homogenizing device 60 comprises two wax scraping plates 61 which are oppositely arranged, the two wax scraping plates 61 are respectively arranged in parallel with the two wax coating units 41, and after the edges of the floor are coated with wax by the wax coating device 40, the wax is scraped by the wax scraping plates 61, so that the wax liquid is distributed more uniformly on the edges of the floor.

In operation of the grooving apparatus 1, the composite floor to be grooved is clamped between the first conveyor 10 and the second conveyor 20. Under the drive of the first conveying device 10 and the second conveying device 20, the composite floor to be grooved is pushed to the cutting knife 30, and the cutting knife 30 is used for grooving two sides of the floor. The pressing part 13 applies downward pressure to the driving belt 11, so that the floor to be grooved is tightly and fixedly clamped between the driving belt 11 and the driving chain belt 21, and the floor is ensured not to move or deflect during the process of grooving the floor by the cutting knife 30. By arranging the plurality of cutting knives 30 at different positions in the thickness direction of the composite floor, the multi-channel groove can be formed at one time.

During the operation of the wax coating device 4, the floor is conveyed to the wax coating device 40 through the conveying device 50, the baffle 52 is arranged at the upstream of the conveying belt 51, so that the floor can be prevented from being bent during the conveying process, and the clamping plate 413 is arranged at the wax coating unit 41, so that the floor can be fixed and normally coated with wax, the wax coating opening 411 and the edge of the floor can be ensured to be in a proper position relation, and the wax liquid can be accurately coated on the edge of the floor. After waxing is finished, the wax scraping plate 61 scrapes wax on the edge of the floor, so that wax liquid can be distributed more uniformly on the edge of the floor, and local waxing is prevented from being too much or too little.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. A floor grooving, wax coating and packaging integrated system is characterized by comprising a grooving device (1), a wax coating device (4) and a packaging device (7) which are sequentially arranged along the floor conveying direction, wherein,

the grooving device (1) comprises a first conveying device (10), a second conveying device (20) and a cutting knife (30) which is positioned between the first conveying device (10) and the second conveying device (20) in the vertical direction, the first conveying device (10), the second conveying device (20) and the cutting knife (30) are respectively arranged on two sides of a workbench in pairs, wherein the first conveying device (10) comprises a transmission belt (11), a belt transmission roller (12) and a pressing part (13) for pressing the transmission belt (11) at the lower part of the first conveying device (10) downwards; the second conveyor (20) comprises a drive chain (21) and a chain drive roller (22).

2. The system according to claim 1, wherein in the slotting device (1), the driving chain belt (21) comprises a plurality of hard plastic blocks (210), connecting holes (213) are formed near both ends of the hard plastic blocks (210), two adjacent hard plastic blocks (210) are connected by connecting pieces (212), and both ends of the connecting pieces (212) are respectively fixed on the connecting holes (213) of two adjacent hard plastic blocks (210).

3. The system according to claim 2, characterized in that in the slotting device (1), each block (210) of rigid plastic is formed on its upper surface with an anti-slip portion (211).

4. The system according to claim 3, characterized in that in the grooving apparatus (1), the non-slip part (211) is a plurality of stripes parallel to each other, the stripes being perpendicular to the length direction of the driving chain belt (21).

5. System according to claim 1, characterized in that in the grooving apparatus (1) the number of cutting knives (30) on both sides of the table is 3-10 each.

6. The system as claimed in claim 1, wherein the wax coating device (4) comprises a conveying device (50), a wax coating device (40) and a wax homogenizing device (60) which are arranged in sequence along the conveying direction of the floor, wherein the conveying device (50) comprises a conveying belt (51) for conveying the floor, a baffle (52) is arranged upstream of the conveying belt (51), and an introducing roller (53) is arranged downstream of the conveying belt (51); the waxing device (40) comprises two waxing units (41) symmetrically arranged along the conveying direction of the floor, the middle of each waxing unit (41) is provided with a wax sucking port (412), the upstream and the downstream of each wax sucking port (412) are respectively provided with an upper groove and a lower groove, the upper groove and the lower groove are separated by a clamping plate (413), the upper groove and the lower groove positioned at the upstream of each wax sucking port (412) are respectively provided with a waxing port (411), a feeding port of a wax storage tank (414) is communicated with the waxing ports (411), and a waste wax recovery port of the wax storage tank (414) is communicated with the wax sucking ports (412); the wax homogenizing device (60) comprises two wax scraping plates (61) which are arranged oppositely, and the two wax scraping plates (61) are respectively arranged in parallel with the two wax coating units (41).

7. The system as claimed in claim 6, characterized in that in the wax coating apparatus (4) the introduction roller (53) is a stainless steel roller.

8. The system according to claim 6, characterized in that in the wax coating device (4) the distance between the lower surface of the baffle (52) and the upper surface of the conveyor belt (51) is 1-4cm greater than the thickness of the floor plate.

9. The system according to claim 6, wherein in the wax coating device (4) the catch plate (413) engages with a groove at the floor edge.

10. The system according to claim 6, characterized in that in the wax coating device (4) the wax scraping plate (61) is a stainless steel plate.