CN212979219U

CN212979219U - Plastic suction roller for processing calcium plastic honeycomb plate

Info

Publication number: CN212979219U
Application number: CN202020850426.7U
Authority: CN
Inventors: 黄文聪
Original assignee: Ningbo Yicao Packaging Technology Co ltd
Current assignee: Ningbo Yicao Packaging Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-04-16
Anticipated expiration: 2030-05-20

Abstract

The utility model relates to the field of honeycomb plate forming equipment, in particular to a blister roll for processing calcium-plastic honeycomb plates, wherein a plurality of honeycomb-shaped grooves are arranged on the surface of the blister roll, adjacent honeycomb-shaped grooves are communicated with each other through air guide grooves, and the honeycomb-shaped grooves at the outermost ends of the two sides of the blister roll are communicated with the outside; the inside of plastic uptake roller is laid the gas circuit passageway that links to each other with vacuum suction equipment, honeycombed groove bottom be equipped with the through-hole of gas circuit passageway intercommunication. The utility model provides a during the cooling shaping of calcium plastic honeycomb panel among the prior art, its honeycomb inslot portion expend with heat and contract with cold causes pit or the tympanic bulla problem to appear in the panel surface.

Description

Plastic suction roller for processing calcium plastic honeycomb plate

Technical Field

The utility model relates to a honeycomb panel former field specifically is to a plastic uptake roller for processing calcium moulds honeycomb panel.

Background

The application of the once-formed honeycomb-shaped plastic board has been in history for more than ten years abroad, and the material has the characteristics of sound insulation, heat preservation, moisture resistance, cold resistance, heat resistance, light weight, high strength, impact resistance, ageing resistance, no water absorption, corrosion resistance, mildew resistance, shock absorption and shock absorption, and is a nontoxic, tasteless and harmless environment-friendly product. In recent years, such products have gradually come into the domestic market. Some domestic manufacturers are also constantly researching and developing the product, the process adopts a method divided into secondary processing, the problem of one-step forming honeycomb cannot be solved, the cost is quite high, and therefore, the wide application of the plastic plate is very difficult.

A method for molding a plastic plate refers to a process method for molding a polypropylene-ethylene honeycomb plate in one step disclosed in Chinese patent CN200610013581.8, and comprises the following steps: preparing materials: 73-79% of modified polypropylene ethylene, 6-10% of high-pressure polyethylene, 7-10% of gypsum powder, 0.01% of dispersant and 0.01-0.1% of anti-aging agent; plasticating, granulating and drying the prepared raw materials; extruding simultaneously by adopting two groups of single screw machines; forming honeycomb by plastic sucking and shaping by using a plastic sucking process; b, pasting and extruding, namely pasting and smelting the extruded sheet and the honeycomb into a honeycomb plate; vacuum shaping, namely shaping the extruded honeycomb plate by using a vacuum technology; heating the honeycomb plate subjected to vacuum forming for the second time; cooling the secondarily heated honeycomb plate by using cold water for cooling and shaping; cooling by using a fan, and carrying out the last shaping treatment on the honeycomb plate before the honeycomb plate is off-line; and (5) forming the product, and inspecting and warehousing the product.

According to the forming equipment for producing the plastic plate by the method, referring to the equipment for continuously extruding and vacuum forming the honeycomb plate and the production process disclosed by Chinese patent CN201210164123.X, the equipment comprises an extruding device, a forming roller and a sheet compounding device, wherein the forming roller comprises a core shaft and a forming roller sleeve fixedly sleeved on the core shaft; the outer surface of the forming roller sleeve is formed into a hexagonal honeycomb cavity; the forming roller sleeve is axially provided with a vacuum gas path main channel which is communicated with a vacuum gas path branch channel arranged on the forming roller sleeve; the other side of the vacuum gas circuit branch flow passage is communicated with the hexagonal honeycomb cavity.

The apparatus disclosed in this patent continuously extrudes a thermoplastic material through an extrusion die to form a hexagonal honeycomb structure layer in a continuous vacuum forming manner, and in the continuous forming process, the upper surface, the lower surface or the single surface of the honeycomb structure layer are compounded on line to form a sheet. The device disclosed in this patent has the obvious disadvantage that since the thermal expansion coefficient of air is different from that of plastic material, the thermal expansion coefficient of air is much larger than that of plastic material, and bubbles are easily generated during cooling process, so that the surface of the honeycomb panel is uneven.

The method for solving the defects in the prior art refers to an integrated composite honeycomb plate forming device disclosed in Chinese patent CN201521085397.5, and the integrated composite honeycomb plate forming device comprises an extruder head group and a traction roller arranged at the rear end of the extruder head group, wherein a cooling setting die is arranged between the extruder heads and the traction roller, the extruder head group is provided with two extruder heads which are respectively a first extruder head for forming an upper plate material and a second extruder head for forming a lower plate material and a middle plate material, and the first extruder head and the second extruder head extrude the upper plate material, the lower plate material and the middle plate material to be cooled and set through the cooling setting die. The former that this patent discloses cools off the design through the mode of distributing stepwise cooling and guarantees that panel surface is level and smooth, because panel needs slow cooling, leads to panel refrigerated speed very slow, causes the productivity of panel extremely low.

Therefore, a novel calcium-plastic honeycomb plate continuous processing and forming device is needed to solve the problems of low productivity of the existing forming device and the yield of the continuous forming of the honeycomb plate.

Disclosure of Invention

The utility model aims to solve the technical problem that a blister roll for processing calcium moulds honeycomb panel is provided, this technical scheme when having solved among the prior art calcium and mould honeycomb panel cooling shaping, its honeycomb inslot portion expend with heat and contract with cold causes pit or the tympanic bulla problem to appear in the panel surface.

In order to solve the technical problem, the utility model provides a following technical scheme:

a plastic uptake roller for processing calcium plastic honeycomb plates is characterized in that a plurality of honeycomb-shaped grooves are formed in the surface of the plastic uptake roller, adjacent honeycomb-shaped grooves are communicated through air guide grooves, and the honeycomb-shaped grooves at the outermost ends of the two sides of the plastic uptake roller are communicated with the outside; the inside of plastic uptake roller is laid the gas circuit passageway that links to each other with vacuum suction equipment, honeycombed groove bottom be equipped with the through-hole of gas circuit passageway intercommunication.

Further, the honeycombed grooves are arranged in parallel along the axial direction of the blister roller, and the air guide grooves are arranged in a transverse straight line along the arrangement direction of each row of honeycombed grooves. Or the honeycomb-shaped grooves are arranged in parallel along the axial direction of the blister roller, and the air guide grooves are obliquely arranged and are used for communicating two adjacent rows of honeycomb-shaped grooves. Wherein the honeycomb-shaped groove is hexagonal or circular. The width of the air guide groove is between 1 and 3mm, and the depth of the air guide groove is between 0.5 and 1 mm. The section of the air guide groove is in a trapezoid shape, a triangular shape or an arc shape with a wide upper part and a narrow lower part.

Further, the plastic suction roller comprises an inner core and a forming roller sleeve, the forming roller sleeve is connected with the inner core in a key mode, the honeycombed groove is formed in the surface of the forming roller sleeve, and a heating module is further arranged between the forming roller sleeve and the inner core.

Compared with the prior art, the utility model beneficial effect who has is:

the utility model relates to a plastic uptake roller used for honeycomb layer processing and forming in calcium plastic honeycomb plate continuous forming equipment, calcium plastic plate sheets are adsorbed on the surface of the plastic uptake roller under the action of air negative pressure when passing through the plastic uptake roller, and honeycomb-shaped grooves on the surface of the plastic uptake roller are formed into a honeycomb-shaped plate core structure; in the prior art, each honeycomb-shaped groove is an independent groove body, so that each honeycomb groove on a honeycomb plate core formed by plastic suction is also an independent groove body, and the shape of the independent honeycomb groove cannot be ventilated in a cooling forming process step after the surface layer sheet is compounded, so that the problems of pits, bubbles and the like occur at the position of the honeycomb plate corresponding to the honeycomb groove; and through the utility model discloses a plastic uptake roller plastic uptake fashioned honeycomb core, the synchronous shaping of the air guide recess that utilizes plastic uptake roller surface between its adjacent honeycomb groove has the air guide groove, and the outer honeycomb groove still the shaping of outer end have with external communicating air guide groove, and then make every honeycomb groove of honeycomb core all can communicate with external through the air guide groove, consequently pass through the utility model discloses a plastic uptake roller plastic uptake fashioned honeycomb core remains the honeycomb groove throughout when the cooling shaping technology step behind the composite top layer sheet and is balanced with external atmospheric pressure to can cool down cooling shaping fast, and avoid the problem of pit or tympanic bulla appears in the honeycomb panel surface, improve product machining efficiency and quality.

Drawings

Fig. 1 is a perspective view of the plastic suction roller of the present invention.

Figure 2 is the plastic uptake roller of the utility model in a front elevation view.

Fig. 3 is a partially enlarged view of fig. 2 at B.

Fig. 4 is a sectional view at a section a-a of fig. 2.

Fig. 5 is a partially enlarged view of fig. 4 at C.

Fig. 6 is an exploded perspective view of the inner core of the present invention.

Fig. 7 is a perspective view of the forming roller shell of the present invention.

Fig. 8 is a schematic structural view of the calcium-plastic cellular board of the present invention.

Fig. 9 is a sectional view at section D-D of fig. 8.

The reference numbers in the figures are:

1. the plastic suction roller comprises a plastic suction roller body, an inner core, a forming roller sleeve body, a key body, 11 honeycomb-shaped grooves, 12 air channel passages, 13 through holes, 2a and 2b air guide grooves, 31 upper-layer calcium plastic plate sheets, 32 honeycomb-shaped plate cores, 33 lower-layer calcium plastic plate sheets, 34 honeycomb grooves and 35 air guide grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in figures 1 to 5, the blister roll for processing calcium plastic honeycomb plates is characterized in that a plurality of honeycomb-shaped grooves 11 are formed in the surface of the blister roll 1, the honeycomb-shaped grooves 11 are arranged in parallel along the axial direction of the blister roll 1, the adjacent honeycomb-shaped grooves 11 are communicated with one another through

air guide grooves

2a and 2b, and the honeycomb-shaped grooves 11 at the outermost ends of the two sides of the blister roll 1 are communicated with the outside.

In this embodiment, the air guide grooves 2a are arranged in a horizontal straight line along the arrangement direction of each row of honeycomb-shaped grooves 11. Of course, the air guide grooves 2b may be obliquely arranged to communicate two adjacent rows of the honeycomb-shaped grooves 11, as long as each honeycomb-shaped groove 11 can be communicated with the outside of both sides of the blister roll 1. Further, the honeycomb-shaped groove 11 is hexagonal or circular. The width of the

air guide grooves

2a and 2b is between 1 and 3mm, the width of the

air guide grooves

2a and 2b is between 0.5 and 1mm, and preferably, the cross section of the

air guide grooves

2a and 2b is in a trapezoid shape, a triangle shape or an arc shape with a wide upper part and a narrow lower part. The inside of the plastic suction roller 1 is provided with an air passage channel 12 connected with vacuum suction equipment, and the bottom of the honeycombed groove 11 is provided with a through hole 13 communicated with the air passage channel 12.

Through this plastic uptake roller 1 plastic uptake fashioned honeycomb core, utilize the air guide recess 2a on the 1 surface of plastic uptake roller between its adjacent honeycomb groove, 2b synchronous forming has the air guide groove, and the honeycomb groove of outermost end still the shaping have with external communicating air guide groove, and then make every honeycomb groove of honeycomb core all can communicate with external through the air guide groove, consequently pass through the utility model discloses a can keep honeycomb groove and external atmospheric pressure balance throughout when the cooling shaping technology step behind compound top layer sheet of the fashioned honeycomb core of plastic uptake roller 1 plastic uptake to can cool down the cooling shaping fast, and avoid the problem that pit or tympanic bulla appear in the honeycomb plate surface, improve product machining efficiency and quality.

Honeycombed groove 11 on the surface of plastic suction roller 1 is integrally formed by lathing, the integrally formed plastic suction roller has better processing precision, and honeycombed groove 11 on the surface of the integrally formed plastic suction roller has better sealing property during vacuum plastic suction forming. Generally speaking, the cost of directly producing an integral blister roller mold fully distributed with honeycomb-shaped grooves is extremely high, so that the blister roller 1 can be processed and manufactured in a modularized mode to reduce the cost.

In another embodiment, as shown in fig. 6-7, the blister roller 1 includes an inner core 1a and a forming roller sleeve 1b, the forming roller sleeve 1b is connected to the inner core 1a through a key 1c, the honeycomb-shaped groove is formed in the surface of the forming roller sleeve 1b, and a heating module is further disposed between the forming roller sleeve 1b and the inner core 1a, the heating module enables the forming roller sleeve 1b to generate high temperature, i.e. the heating function is integrated into a whole, when a sheet to be formed passes through the surface of the blister roller, the heating and vacuum blister forming are continuously completed, so that the equipment cost is saved, and the process quality control is facilitated.

Claims

1. A blister roll for processing calcium-plastic honeycomb plates is characterized in that a plurality of honeycomb-shaped grooves are formed in the surface of the blister roll, adjacent honeycomb-shaped grooves are communicated through air guide grooves, and the honeycomb-shaped grooves at the outermost ends of two sides of the blister roll are communicated with the outside; the inside of plastic uptake roller is laid the gas circuit passageway that links to each other with vacuum suction equipment, honeycombed groove bottom be equipped with the through-hole of gas circuit passageway intercommunication.

2. The blister roll for manufacturing calcium-plastic cellular boards as claimed in claim 1, wherein the honeycomb-shaped grooves are arranged in parallel along the axial direction of the blister roll, and the air guide grooves are arranged in a horizontal straight line along the arrangement direction of each row of honeycomb-shaped grooves.

3. The blister roll for manufacturing calcium-plastic cellular boards as claimed in claim 1, wherein the honeycomb-shaped grooves are arranged in parallel along the axial direction of the blister roll, and the air guide grooves are obliquely arranged and used for communicating two adjacent rows of honeycomb-shaped grooves.

4. The suction plastic roller for processing the calcium-plastic honeycomb plate as claimed in claim 1, wherein the honeycomb-shaped grooves are hexagonal or circular.

5. The plastic suction roller for processing the calcium plastic honeycomb plate as claimed in claim 1, wherein the width of the air guide groove is between 1 and 3mm, and the depth of the air guide groove is between 0.5 and 1 mm.

6. The plastic suction roller for processing the calcium-plastic honeycomb plate as claimed in claim 1, wherein the cross section of the air guide groove is trapezoidal, triangular or arc-shaped with a wide top and a narrow bottom.

7. The plastic uptake roller for manufacturing calcium plastic honeycomb panel as claimed in claim 1, wherein the plastic uptake roller comprises an inner core and a forming roller sleeve, the forming roller sleeve is connected with the inner core through a key, the honeycomb-shaped grooves are formed on the surface of the forming roller sleeve, and a heating module is further arranged between the forming roller sleeve and the inner core.