阅读说明：本技术 一种不使用黏着剂制成的多层复合玻镁板及其生产工艺 (Multilayer composite glass magnesium board prepared without using adhesive and production process thereof ) 是由 曾志文 于 2021-08-31 设计创作，主要内容包括：本发明公开了一种不使用黏着剂制成的多层复合玻镁板及其生产工艺,包括装饰板、回弹板、基材、背板以及压力锁扣,装饰板、回弹板、基材、背板依次层叠,通过装饰板上的连接板和压力锁扣将回弹板、基材夹持固定在背板和装饰板之间,无需使用黏着剂,无挥发性有害物质逸出,通过辊压方式固定装饰板、回弹板、基材、背板,生产效率显著提高。本发明所述的一种不使用黏着剂制成的多层复合玻镁板及其生产工艺,其结构合理,具有结构简单、使用方便、生产速度快,安全可靠等优点,有效解决传统玻镁板通过黏着剂黏合,影响使用者身体健康的问题。(The invention discloses a multilayer composite glass magnesium board made without using an adhesive and a production process thereof. The multilayer composite glass magnesium board manufactured without using an adhesive and the production process thereof have the advantages of reasonable structure, simple structure, convenience in use, high production speed, safety, reliability and the like, and effectively solve the problem that the body health of a user is influenced because the traditional glass magnesium board is bonded by the adhesive.)

1. A multilayer composite glass magnesium board made without using adhesives is characterized in that: the decorative plate comprises a decorative plate (1), a rebound plate (2), a base material (3), a back plate (4) and a pressure lock catch (5), wherein the decorative plate (1), the rebound plate (2), the base material (3) and the back plate (4) are sequentially stacked from top to bottom;

the rebound plate (2) is made of elastic rubber, a first transverse through groove (21) and a first longitudinal through groove (22) which are mutually crossed are arranged on the rebound plate (2), and rebound grooves (23) are respectively arranged on the upper end surface and the lower end surface of the rebound plate (2);

the lower end face of the base material (3) is transversely provided with a V-shaped positioning clamping groove (32), a positioning clamping plate (33) is longitudinally arranged in the positioning clamping groove (32), the positioning clamping plate (33) is lower than the lower end face of the base material (3) or is flush with the lower end face of the base material (3), and the positioning clamping plate (33) is higher than the bottom face of the positioning clamping groove (32); the base material (3) is also provided with a second transverse through groove (31) and a second longitudinal through groove (34) which are mutually crossed;

a triangular positioning lug (42) is transversely arranged on the back plate (4), and a partition groove (44) is longitudinally arranged on the positioning lug (42); the back plate (4) is also provided with a third transverse through groove (43) and a third longitudinal through groove (45) which are mutually crossed, and the lower ends of the third transverse through groove (43) and the third longitudinal through groove (45) are respectively provided with a clamping cavity (41);

the first transverse through groove (21), the second transverse through groove (31) and the third transverse through groove (43) are vertically aligned, the first longitudinal through groove (22), the second longitudinal through groove (34) and the third longitudinal through groove (45) are vertically aligned, the positioning clamping groove (32) and the positioning lug (42) are clamped and positioned with each other, and the positioning clamping plate (33) and the partition groove (44) are clamped and positioned with each other;

the decorative plate (1) is provided with a transverse connecting plate (11) and a longitudinal connecting plate (12) which are vertically downward, the lower ends of the transverse connecting plate (11) and the longitudinal connecting plate (12) are fixedly provided with a pressure lock catch (5), the longitudinal connecting plate (12) penetrates through a first longitudinal through groove (22), a second longitudinal through groove (34) and a third longitudinal through groove (45), the transverse connecting plate (11) penetrates through a first transverse through groove (21), a second transverse through groove (31) and a third transverse through groove (43), and the pressure lock catch (5) penetrates through a clamping cavity (41) and is clamped with the clamping cavity;

pressure hasp (5) including cross section for rhombus pressure deformation pipe (51), the thickness of the left and right sides pipe wall of pressure deformation pipe (51) reduces towards rhombus structure's the contained angle of controlling respectively gradually to consolidate through spot welding on the pipe wall that the contained angle was adjusted well about the rhombus structure, the position and transverse connection board (11) lower extreme fixed connection of rhombus structure upper end contained angle are adjusted well to pressure deformation pipe (51) pipe wall, be equipped with clamp plate (52) on the position that another contained angle of rhombus structure was adjusted well.

2. The multi-layer composite magnesium oxide panel without using adhesive according to claim 1, wherein: the lengths of the first transverse through groove (21) and the first longitudinal through groove (22) are not more than 30CM, and the distance between the two ends of the first transverse through groove (21) and the first longitudinal through groove (22) and the edge of the plate is kept to be more than 5 CM.

3. The multi-layer composite magnesium oxide panel without using adhesive according to claim 1, wherein: and the outer wall of the pressure deformation pipe (51) is fixedly provided with a reinforcing plate (53) at the position of a right-left included angle of the alignment rhombus structure.

4. The multi-layer composite magnesium oxide panel without using adhesive according to claim 1, wherein: and intervals are arranged between the two ends of the pressure deformation pipe (51) arranged on the longitudinal connecting plate (12) and the pressure deformation pipe (51) arranged on the transverse connecting plate (11).

5. The process for producing a multi-layer composite magnesium oxide board without using an adhesive according to claims 1 to 4, comprising the steps of:

1) treatment of decorative panels (1)

1.1) cutting the weldable metal plate according to the size to prepare a blank of the decorative plate (1), and polishing to remove burrs on the surface of the blank of the decorative plate (1);

1.2) removing rust on the surface of the decorative plate (1) by a sand blasting process;

1.3) welding the transverse connecting plate (11) on the lower end surface of the decorative plate (1) in a crossed manner;

2) preparation of the rebound Board (2)

2.1) cutting the rubber plate according to the size;

2.2) heating the rubber plate;

2.3) putting the heated rubber plate into a die, and pressing a first transverse through groove (21), a first longitudinal through groove (22) and a rebound groove (23) through the die;

3) preparation of the substrate (3)

3.1) grinding the composite mineral substance into powder;

3.2) putting not less than 25% of composite mineral powder, flame-retardant resin, glass fiber cloth, magnesium oxide, sawdust, perlite and modifier into a stirrer and stirring to prepare a mixture;

3.3) putting the mixture into a mould for high-temperature pressing and forming;

4) production of the backplate (4)

4.1) cutting the plate into a blank of the back plate (4) according to the size, and removing burrs by polishing;

4.2) milling the surface of the back plate (4) by a milling machine, and processing a third transverse through groove (43), a third longitudinal through groove (45) and a clamping cavity (41);

5) production of pressure lock catch (5)

5.1) taking softer metal (such as aluminum alloy or copper alloy) and pressing the softer metal by a die to obtain a metal piece with an n-shaped structure in the cross section;

5.2) pressing the two side walls of the metal piece into a triangle or a trapezoid by secondary pressing, namely gradually thinning the two side walls of the metal piece along the opening direction;

5.3) taking half of the metal piece which passes through the secondary pressing, and welding a pressing plate (52) on the metal piece along the longitudinal direction;

5.4) oppositely buckling the openings of the metal part welded with the pressure plate (52) and without the pressure plate (52), and reinforcing the buckled parts by spot welding;

5.5) pressing the reinforcing plate (53) into a V shape, attaching the reinforcing plate (53) to the side surface of the metal piece, and welding and fixing two ends of the reinforcing plate (53) with the two metal pieces respectively;

6) assembly

6.1) welding the pressure lock catch (5) to the lower ends of the transverse connecting plate (11) and the longitudinal connecting plate (12);

6.2) stacking the rebound plate (2), the base material (3) and the back plate (4) to enable the first longitudinal through groove (22), the second longitudinal through groove (34) and the third longitudinal through groove (45) to be aligned vertically, and enable the first transverse through groove (21), the second transverse through groove (31) and the third transverse through groove (43) to be aligned vertically; taking the decorative plate, enabling the longitudinal connecting plate (12) to penetrate through the first longitudinal through groove (22), the second longitudinal through groove (34) and the third longitudinal through groove (45), enabling the transverse connecting plate (11) to penetrate through the first transverse through groove (21), the second transverse through groove (31) and the third transverse through groove (43), and enabling the pressure lock catch (5) to penetrate through the clamping cavity (41);

6.3) make clamp plate (52) and joint cavity (41) bottom butt of pressure hasp (5) bottom through mechanical roll-in, rebound board (2) are compressed, make pressure hasp (5) orientation compressed from top to bottom, open the width that exceeds vertical logical groove of third (45) or the horizontal logical groove of third (43) about pressure hasp (5) simultaneously, rebound board (2) the taut pressure hasp (5) of resilience after the roll extrusion for pressure hasp (5) and joint cavity (41) joint.

Technical Field

The invention relates to the field of manufacturing of glass magnesium boards, in particular to a multilayer composite glass magnesium board manufactured without using an adhesive and a production process thereof.

Background

The glass magnesium fireproof board is also called as a glass magnesium board, a magnesium oxide board, a magnesite board and a magnesium board, has the advantages of high temperature resistance, flame retardance, sound absorption and shock resistance, water and moisture resistance, insect prevention, light weight and corrosion resistance, no toxicity, no odor, no pollution, direct painting and direct veneering, can be directly nailed by air, directly painted with ceramic tiles and has better colorability on the surface. The high-strength, flexible, convenient and sawable, nailable and adhesive board can be used as wall board, ceiling board, fire-proof board, water-proof board and packing box, and can be used as wall skirt, door and window, furniture, etc. instead of wood veneer. The surface of the plate can be coated with ready-mixed paint and clear water paint according to the requirement and can be processed into various plate surfaces. It can also be used in damp environment engineering such as basement and mine, and can be compounded with various heat-insulating materials to make composite heat-insulating board. However, the back plate, the substrate layer and the decorative layer of the traditional glass magnesium board are connected with each other through the adhesive, the time required for curing the adhesive is long, the production efficiency is not high, and because the adhesive usually contains volatile harmful substances such as formaldehyde, harmful volatile substances escape from the glass magnesium board when the glass magnesium board is used for decoration or furniture made of the glass magnesium board, and the user body is injured.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the problems, the multi-layer composite glass magnesium board manufactured without using an adhesive and the production process thereof are provided, the multi-layer composite glass magnesium board is reasonable in structure, has the advantages of simple structure, convenience in use, high production speed, safety, reliability and the like, and the problem that the body health of a user is influenced due to the fact that the traditional glass magnesium board is bonded through the adhesive is effectively solved.

The technical scheme adopted by the invention for solving the technical problems is as follows: a multilayer composite glass magnesium board made without using adhesives comprises a decorative board, a rebound board, a base material, a back board and a pressure lock catch, wherein the decorative board, the rebound board, the base material and the back board are sequentially stacked from top to bottom;

the rebound plate is made of elastic rubber, a first transverse through groove and a first longitudinal through groove which are mutually crossed are formed in the rebound plate, and rebound grooves are respectively formed in the upper end surface and the lower end surface of the rebound plate;

the lower end face of the base material is transversely provided with a V-shaped positioning clamping groove, a positioning clamping plate is longitudinally arranged in the positioning clamping groove, the positioning clamping plate is lower than the lower end face of the base material or is flush with the lower end face of the base material, and the positioning clamping plate is higher than the bottom surface of the positioning clamping groove; the base material is also provided with a second transverse through groove and a second longitudinal through groove which are mutually crossed;

a triangular positioning lug is transversely arranged on the back plate, and a partition groove is longitudinally arranged on the positioning lug; the back plate is also provided with a third transverse through groove and a third longitudinal through groove which are mutually crossed, and the lower ends of the third transverse through groove and the third longitudinal through groove are respectively provided with a clamping cavity;

the first transverse through groove, the second transverse through groove and the third transverse through groove are vertically aligned, the first longitudinal through groove, the second longitudinal through groove and the third longitudinal through groove are vertically aligned, the positioning clamping groove and the positioning lug are clamped and positioned, and the positioning clamping plate and the partition groove are clamped and positioned;

the decorative plate is provided with a transverse connecting plate and a longitudinal connecting plate which are vertically downward, the lower ends of the transverse connecting plate and the longitudinal connecting plate are fixedly provided with a pressure lock catch, the longitudinal connecting plate passes through the first longitudinal through groove, the second longitudinal through groove and the third longitudinal through groove, the transverse connecting plate passes through the first transverse through groove, the second transverse through groove and the third transverse through groove, and the pressure lock catch penetrates through the clamping cavity and is clamped with the clamping cavity;

the pressure hasp include that the cross section is the pressure deformation pipe of rhombus, the thickness of the left and right sides pipe wall of pressure deformation pipe reduces towards the contained angle about the rhombus structure respectively gradually to consolidate through spot welding on the pipe wall that the contained angle was adjusted well about the rhombus structure, the position and the transverse connection board lower extreme fixed connection of rhombus structure upper end contained angle are adjusted well to the pressure deformation pipe wall, are equipped with the clamp plate on another contained angle of rhombus structure position adjusted well.

Further, the length of the first transverse through groove and the first longitudinal through groove does not exceed 30CM, and the distance between the two ends of the first transverse through groove and the first longitudinal through groove and the edge of the plate is kept to be more than 5 CM.

Furthermore, the outer wall of the pressure deformation pipe is fixedly provided with a reinforcing plate at the left and right included angles of the regular diamond structure.

Furthermore, a space is arranged between two ends of the pressure deformation pipe arranged on the longitudinal connecting plate and the pressure deformation pipe arranged on the transverse connecting plate.

A production process of a multilayer composite glass magnesium board without using an adhesive comprises the following steps:

1) treatment of decorative panels

1.1) cutting the weldable metal plate according to the size to prepare a decorative plate blank, and polishing to remove burrs on the surface of the decorative plate blank;

1.2) removing rust on the surface of the decorative plate by a sand blasting process;

1.3) welding the transverse connecting plate on the lower end surface of the decorative plate in a crossed manner;

2) preparation of the rebound Board

2.1) cutting the rubber plate according to the size;

2.2) heating the rubber plate;

2.3) putting the heated rubber plate into a mold, and pressing a first transverse through groove, a first longitudinal through groove and a rebound groove through the mold;

3) preparation of the substrate

3.1) grinding the composite mineral substance into powder;

3.2) putting not less than 25% of composite mineral powder, flame-retardant resin, glass fiber cloth, magnesium oxide, sawdust, perlite and modifier into a stirrer and stirring to prepare a mixture;

3.3) putting the mixture into a mould for high-temperature pressing and forming;

4) manufacture of back plate

4.1) cutting the plate into a blank of the back plate according to the size, and removing burrs by polishing;

4.2) milling the surface of the back plate through a milling machine, and processing a third transverse through groove, a third longitudinal through groove and a clamping cavity;

5) manufacture of pressure lock catch

5.1) pressing the metal with softer texture by a die to obtain a metal piece with an n-shaped structure on the cross section;

5.2) pressing the two side walls of the metal piece into a triangle or a trapezoid by secondary pressing, namely gradually thinning the two side walls of the metal piece along the opening direction;

5.3) taking a half of the metal piece which passes through the secondary pressing, and welding a pressing plate on the metal piece along the longitudinal direction;

5.4) oppositely buckling the openings of the metal parts welded with the pressure plates and not welded with the pressure plates, and reinforcing the buckled parts by spot welding;

5.5) pressing the reinforcing plate into a V shape, attaching the reinforcing plate to the side surface of the metal piece, and welding and fixing two ends of the reinforcing plate with the two metal pieces respectively;

6) assembly

6.1) welding the pressure lock catches to the lower ends of the transverse connecting plate and the longitudinal connecting plate;

6.2) stacking the rebound board, the base material and the back board, so that the first longitudinal through groove, the second longitudinal through groove and the third longitudinal through groove are vertically aligned, and the first transverse through groove, the second transverse through groove and the third transverse through groove are vertically aligned; taking the decorative plate, enabling the longitudinal connecting plate to penetrate through the first longitudinal through groove, the second longitudinal through groove and the third longitudinal through groove, enabling the transverse connecting plate to penetrate through the first transverse through groove, the second transverse through groove and the third transverse through groove, and enabling the pressure lock catch to penetrate into the clamping cavity;

6.3) make the clamp plate and the joint cavity bottom butt of pressure hasp bottom through mechanical roll-in, the rebound board is compressed, makes the pressure hasp about the direction compressed, opens the width that surpasss vertical logical groove of third or the horizontal logical groove of third simultaneously about the pressure hasp, and the taut pressure hasp of rebound board after the roll extrusion for pressure hasp and joint cavity joint.

The invention has the beneficial effects that: a multilayer composite glass magnesium board made without using adhesives and a production process thereof, comprises a decorative board, a rebound board, a base material, a back board and a pressure lock catch, wherein the decorative board, the rebound board, the base material and the back board are sequentially stacked, the rebound board and the base material are clamped and fixed between the back board and the decorative board through a connecting board and the pressure lock catch on the decorative board, adhesives are not needed, no harmful substances escape, the health of a user is protected, the adhesive is not needed to be cured, the decorative board, the rebound board, the base material and the back board are fixed in a rolling mode, the production efficiency is obviously improved, the rebound board tensions the pressure lock catch through elasticity, meanwhile, the rebound board is tightly contacted with the decorative board, the flexibility is improved, and the decorative board is prevented from deforming under stress; the glass magnesium board has the advantages of reasonable structure, simple structure, convenience in use, high production speed, safety, reliability and the like, and effectively solves the problem that the body health of a user is influenced because the traditional glass magnesium board is bonded by an adhesive.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the overall structure of a multi-layer composite magnesium oxide board made without using an adhesive according to the present invention;

FIG. 2 is a schematic view of a multi-layer composite glass magnesium board made without using adhesives, which is a structure of a decorative board, a connecting board and a pressure lock catch;

FIG. 3 is a schematic diagram of a rebound board structure of a multi-layer composite magnesium oxide board manufactured without using an adhesive according to the present invention;

FIG. 4 is a schematic diagram of a longitudinal section structure of a rebound board of a multi-layer composite magnesium oxide board made without using an adhesive according to the present invention;

FIG. 5 is a schematic view of a pressure-locking structure of a multi-layer composite magnesium oxide board made without using an adhesive according to the present invention;

FIG. 6 is a schematic diagram of a substrate structure of a multi-layer composite magnesium oxide board made without using an adhesive according to the present invention;

FIG. 7 is a schematic diagram of a back plate structure of a multi-layer composite magnesium oxide board made without using an adhesive according to the present invention;

FIG. 8 is a schematic view of another embodiment of a decorative panel, a press latch, and a connecting plate connection structure of the multi-layer composite magnesium oxide panel of the present invention without using an adhesive;

FIG. 9 is a schematic diagram of a resilient sheet structure of another embodiment of a multi-layer composite magnesium board made without using an adhesive according to the present invention;

FIG. 10 is a schematic view of a substrate structure of another embodiment of a multi-layer composite magnesium oxide panel made without using an adhesive according to the present invention;

fig. 11 is a schematic structural diagram of a back plate of another embodiment of the multi-layer composite magnesium oxide board made without using an adhesive according to the present invention.

The scores in the figures are as follows:

1. decorative board, 11, transverse connection board, 12, longitudinal tie plate, 2, springback board, 21, first horizontal logical groove, 22, first vertical logical groove, 23, resilience recess, 3, the substrate, 31, the horizontal logical groove of second, 32, positioning slot, 33, the positioning cardboard, 34, the vertical logical groove of second, 4, the backplate, 41, the joint cavity, 42, the positioning lug, 43, the horizontal logical groove of third, 44, cut off the groove, 45, the vertical logical groove of third, 5, pressure lock catch, 51, the pressure deformation pipe, 52, the clamp plate, 53, the reinforcing plate.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Example 1

The multilayer composite magnesium oxide board manufactured without using an adhesive as shown in fig. 1 to 7 comprises a decorative board 1, a rebound board 2, a substrate 3, a back board 4 and a pressure lock catch 5, wherein the decorative board 1, the rebound board 2, the substrate 3 and the back board 4 are sequentially stacked from top to bottom as shown in fig. 1.

As shown in fig. 3 and 4, the rebound board 2 is made of flame-retardant elastic rubber, a first transverse through groove 21 and a first longitudinal through groove 22 are formed in the rebound board 2, and the upper end surface and the lower end surface of the rebound board 2 are respectively provided with a rebound groove 23; as shown in fig. 4, a rubber thick plate is arranged between the upper layer and the lower layer of resilient grooves 23, and the edges of the first transverse through groove 21 and the first longitudinal through groove 22 are also provided with the rubber thick plate, so that the resilient plate 2 has certain rigidity while keeping elasticity, and is prevented from being too soft and difficult to install, and the friction resistance of the edges of the first transverse through groove 21 and the first longitudinal through groove 22 when being connected with the transverse connecting plate and the longitudinal connecting plate is improved.

As shown in fig. 1 and 6, a V-shaped positioning slot 32 is transversely disposed on a lower end surface (an upper end surface shown in fig. 6) of the substrate 3 shown in fig. 1, a positioning snap-gauge 33 is longitudinally disposed in the positioning slot 32, the positioning snap-gauge 33 and the positioning slot 32 are of an integrated structure, the positioning snap-gauge 33 is lower than the lower end surface of the substrate 3 or flush with the lower end surface of the substrate 3, but the positioning snap-gauge 33 is higher than the bottom surface of the positioning slot 32; the base material 3 is further provided with a second transverse through groove 31 and a second longitudinal through groove 34 which are mutually crossed.

As shown in fig. 7, a triangular positioning protrusion 42 is transversely disposed on the upper end surface of the back plate 4, and a partition groove 44 is longitudinally disposed on the positioning protrusion 42; the back plate 4 is further provided with a third transverse through groove 43 and a third longitudinal through groove 45 which are mutually crossed, and the lower ends of the third transverse through groove 43 and the third longitudinal through groove 45 are both provided with clamping cavities 41.

As shown in fig. 1, the first transverse through groove 21, the second transverse through groove 31, and the third transverse through groove 43 are vertically aligned, the first longitudinal through groove 22, the second longitudinal through groove 34, and the third longitudinal through groove 45 are vertically aligned, the positioning clip groove 32 and the positioning protrusion 42 are clipped and positioned with each other, and the positioning clip plate 33 and the blocking groove 44 are clipped and positioned with each other.

As shown in fig. 1 and 2, the decorative board 1 is provided with a transverse connecting plate 11 and a longitudinal connecting plate 12 which are vertically downward, the lower ends of the transverse connecting plate 11 and the longitudinal connecting plate 12 are fixedly provided with a pressure lock catch 5, the longitudinal connecting plate 12 passes through the first longitudinal through groove 22, the second longitudinal through groove 34 and the third longitudinal through groove 45, the transverse connecting plate 11 passes through the first transverse through groove 21, the second transverse through groove 31 and the third transverse through groove 43, and the pressure lock catch 5 penetrates into the clamping cavity 41 and is clamped with the clamping cavity.

As shown in fig. 5, the pressure lock catch 5 includes a pressure deformation tube 51 with a rhombic cross section, the thickness of the left and right tube walls of the pressure deformation tube 51 is gradually reduced towards the left and right included angles of the rhombic structure, the tube walls aligned with the left and right included angles of the rhombic structure are reinforced by spot welding, the position of the tube walls of the pressure deformation tube 51 aligned with the included angle of the upper end of the rhombic structure is fixedly connected with the lower end of the transverse connecting plate 11, and a pressing plate 52 is arranged at the position aligned with the other included angle of the rhombic structure.

The lengths of the first transverse through groove 21 and the first longitudinal through groove 22 are not more than 30CM, and the distance between the two ends of the first transverse through groove 21 and the first longitudinal through groove 22 and the edge of the plate is kept to be more than 5 CM.

And a reinforcing plate 53 is fixedly arranged at the position of the outer wall of the pressure deformation pipe 51 aligned with the left-right included angle of the rhombus structure.

And a space is arranged between two ends of the pressure deformation pipe 51 arranged on the longitudinal connecting plate 12 and the pressure deformation pipe 51 arranged on the transverse connecting plate 11.

A production process of a multilayer composite glass magnesium board without using an adhesive comprises the following steps:

1) treatment of decorative panels 1

1.1) cutting the weldable metal plate according to the size to prepare a blank of the decorative plate 1, and polishing to remove burrs on the surface of the blank of the decorative plate 1;

1.2) removing rust on the surface of the decorative plate 1 by a sand blasting process;

1.3) welding the transverse connecting plate 11 on the lower end surface of the decorative plate 1 in a crossed manner;

2) preparation of the rebound Board 2

2.1) cutting the rubber plate according to the size;

2.2) heating the rubber plate;

2.3) putting the heated rubber plate into a mold, and pressing a first transverse through groove 21, a first longitudinal through groove 22 and a rebound groove 23 through the mold;

3) preparation of the substrate 3

3.1) grinding the composite mineral substance into powder;

3.2) putting not less than 25% of composite mineral powder, flame-retardant resin, glass fiber cloth, magnesium oxide, sawdust, perlite and modifier into a stirrer and stirring to prepare a mixture;

3.3) putting the mixture into a mould for high-temperature pressing and forming;

4) production of the backplate 4

4.1) cutting the plate into a blank of the back plate 4 according to the size, and removing burrs by polishing;

4.2) milling the surface of the back plate 4 by a milling machine, and processing a third transverse through groove 43, a third longitudinal through groove 45 and a clamping cavity 41;

5) manufacture of the pressure lock catch 5

5.1) taking softer metal such as aluminum alloy or copper alloy, and pressing the softer metal by a die to obtain a metal piece with an n-shaped structure on the cross section;

5.2) pressing the two side walls of the metal piece into a triangle or a trapezoid by secondary pressing, namely gradually thinning the two side walls of the metal piece along the opening direction;

5.3) taking half of the metal piece which passes through the secondary pressing, and welding a pressing plate 52 on the metal piece along the longitudinal direction;

5.4) oppositely buckling the openings of the metal parts welded with the pressing plates 52 and not welded with the pressing plates 52, and reinforcing the buckled parts by spot welding;

5.5) pressing the reinforcing plate 53 into a V shape, attaching the reinforcing plate 53 to the side surface of the metal part, and welding and fixing two ends of the reinforcing plate 53 with the two metal parts respectively;

6) assembly

6.1) welding the pressure lock catch 5 to the lower ends of the transverse connecting plate 11 and the longitudinal connecting plate 12;

6.2) stacking the rebound board 2, the base material 3 and the back board 4, so that the first longitudinal through groove 22, the second longitudinal through groove 34 and the third longitudinal through groove 45 are vertically aligned, and the first transverse through groove 21, the second transverse through groove 31 and the third transverse through groove 43 are vertically aligned; taking the decorative plate, enabling the longitudinal connecting plate 12 to pass through the first longitudinal through groove 22, the second longitudinal through groove 34 and the third longitudinal through groove 45, enabling the transverse connecting plate 11 to pass through the first transverse through groove 21, the second transverse through groove 31 and the third transverse through groove 43, and enabling the pressure lock catch 5 to penetrate into the clamping cavity 41;

6.3) make the clamp plate 52 and the joint cavity 41 bottom butt of pressure hasp 5 bottom through mechanical roll-in, the highly compressed volume (also the volume of opening of direction about 5 of regulation pressure hasp simultaneously) that is used for the direction about the regulation pressure hasp 5 of clamp plate 52, rebound board 2 is compressed, make the direction about 5 of pressure hasp compressed, open about 5 of pressure hasp simultaneously and exceed the width of the vertical logical groove 45 of third or the horizontal logical groove 43 of third, 2 taut pressure hasps 5 of rebounding of rebound board after the roll extrusion, make pressure hasps 5 and joint cavity 41 joint.

Example 2

The present embodiment differs from embodiments 1 and 3 in that, as shown in fig. 8 to 11, the first longitudinal through groove 22, the second longitudinal through groove 34, the third longitudinal through groove 45, and the longitudinal connecting plate 12 are not included, and the first transverse through groove 21, the second transverse through groove 31, and the third transverse through groove 43 are parallel to each other.

Example 3

The difference between this embodiment and embodiments 1 and 2 is that the first longitudinal through groove 22 and the first transverse through groove 21, the second longitudinal through groove 34 and the second transverse through groove 31, the third longitudinal through groove 45 and the third transverse through groove 43, and the longitudinal connecting plate 12 and the transverse connecting plate 11 are arranged crosswise in the direction, but during actual grooving, the transverse and longitudinal grooves are not intersected, and the transverse through grooves and the longitudinal through grooves are both arranged intermittently, so as to sequentially enhance the strength of each plate.

The multilayer composite glass magnesium board manufactured without using an adhesive and the production process thereof have reasonable structure, and comprises a decorative board, a rebound board, a base material, a back board and a pressure lock catch, wherein the decorative board, the rebound board, the base material and the back board are sequentially stacked, the rebound board and the base material are clamped and fixed between the back board and the decorative board through a connecting board and the pressure lock catch on the decorative board, no volatile harmful substance escapes without using the adhesive, the body health of a user is protected, the decorative board, the rebound board, the base material and the back board are fixed in a rolling way without waiting for the curing of the adhesive, the production efficiency is obviously improved, the rebound board tightens the pressure lock catch through elasticity, and meanwhile, the rebound board is tightly contacted with the decorative board, so that the flexibility is improved, and the decorative board is prevented from deforming under stress; the glass magnesium board has the advantages of reasonable structure, simple structure, convenience in use, high production speed, safety, reliability and the like, and effectively solves the problem that the body health of a user is influenced because the traditional glass magnesium board is bonded by an adhesive.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.