Molding equipment and molding process for box body of limo heat preservation box

Abstract

The invention relates to motor home heat preservation box body forming equipment and a forming process, and relates to the technical field of plastic box body production, the motor home heat preservation box body forming equipment comprises an upper mold and a lower mold which are spliced with each other, an upper mold cavity is formed in the upper mold, a pouring hole is formed in the upper mold, the pouring hole communicates with the upper mold cavity, a lower mold cavity is formed in the lower mold, and an embedding groove is formed in the side, facing the upper mold, of the lower mold; the side, facing the lower die, of the partition plate is fixedly provided with a lower insert block, the lower insert block is inserted into the lower die cavity to enable the lower die cavity to form a box body cavity, the side, facing the upper die, of the partition plate is fixedly provided with an upper insert block, the upper insert block is inserted into the upper die cavity to enable the upper die cavity to form a cover body cavity, and the partition plate is provided with a plurality of runner holes in the circumferential direction of the upper insert block and the lower insert block. The flow channel holes are communicated with the box body cavity and the cover body cavity, a plurality of cutters are embedded in the partition plate in a sliding mode, the cutters are arranged in the circumferential direction of the upper embedded block and the circumferential direction of the lower embedded block respectively, the cutters block or open the flow channel holes in one side of the upper embedded block in the circumferential direction through sliding, and the effect of improving the assembly precision of the box body is achieved.

Description

Technical Field

[0001] The present application relates to the field of plastic box production, and in particular to a RV insulation box body molding device and molding process. Background Art

[0002] The RV insulation box is an important tool for preserving food in RVs. It is composed of an outer box body and an inner insulation layer. The existing RV insulation box body is usually injection molded; the box body and the cover body that constitute the box body are respectively injection molded by a mold, and then demolded and assembled to form the box body of the insulation box.

[0003] In the prior art, the box body and the cover body constituting the box body are respectively injection molded by a mold, which requires high precision of the mold size. When there is an error in the mold size, it is easy to cause poor sealing of the assembled box body. Summary of the invention

[0004] In order to improve the assembly accuracy of the box body, the present application provides a box body forming device for an RV insulation box.

[0005] The present application provides a motorhome insulation box body forming device that adopts the following technical solution: A RV insulation box box body forming device comprises an upper mold and a lower mold which are spliced ​​to each other, the upper mold is provided with an upper mold cavity, the upper mold is provided with a casting hole, the casting hole is connected to the upper mold cavity, the lower mold is provided with a lower mold cavity, the lower mold is provided with an embedding groove on the side of the lower mold facing the upper mold, a partition plate is embedded in the embedding groove, the partition plate is fixedly provided with a lower embedding block on the side of the partition plate facing the lower mold, the lower embedding block is inserted into the lower mold cavity to form a box body cavity, the partition plate is fixedly provided with an upper embedding block on the side of the partition plate facing the upper mold, the upper embedding block is inserted into the upper mold cavity to form a cover body cavity, the partition plate is provided with a plurality of flow channel holes circumferentially of the upper embedding block and the lower embedding block, the flow channel holes connect the box body cavity and the cover body cavity, a cutting knife is slidably embedded in the partition plate, and there are a plurality of cutting knives, which are respectively arranged circumferentially of the upper embedding block and the lower embedding block, and the plurality of cutting knives respectively block or open the flow channel holes on one side of the circumference of the upper embedding block by sliding.

[0006] By adopting the above technical scheme, the box body of the insulation box is integrally molded and cast by connecting the box body cavity and the cover body cavity. The cover body and the box body are not cast by different molds, and there is no need to consider the size problem between the two molds, thereby improving the assembly accuracy of the box body. The setting of the partition plate can, on the one hand, divide the cover body and the box body to facilitate the subsequent separation of the box body and the cover body, and on the other hand, it can be used to fix the upper embedded block and the lower embedded block, so that the cast cover body and the box body are hollow bodies, and there is no need for subsequent milling in the cast box body or cover body, thereby improving the production efficiency of the box body.

[0007] Optionally, the cutter includes a cutter body and a connecting block, the cutter body having a plurality of flow channel holes respectively corresponding to one side of the circumference of the upper insert, the connecting block being fixed at one end of the cutter body away from the flow channel holes, the connecting block connecting all the cutter bodies on one side of the circumference of the upper insert, a driving block being fixed on the connecting block, and the driving block extending out of the side wall of the partition plate.

[0008] Optionally, the circumferential side walls of the upper mold cavity are provided with an upper molding plate, the upper molding plate is provided with an upper pattern groove on the side facing the center of the upper mold cavity, and the molding plate is detachably arranged on the upper mold; the circumferential side walls of the lower mold cavity are provided with a lower molding plate, the lower molding plate is provided with a lower pattern groove on the side facing the center of the lower mold cavity, and the molding plate is detachably arranged on the lower mold.

[0009] Optionally, an upper insert strip is fixedly provided on the side of the upper molding plate away from the center of the upper mold cavity, an upper slot is circumferentially opened in the upper mold cavity, and the upper insert strip is inserted into the upper slot from the opening side of the upper mold cavity; a lower insert strip is fixedly provided on the side of the lower molding plate away from the center of the lower mold cavity, a lower slot is circumferentially opened in the lower mold cavity, and the lower insert strip is inserted into the lower slot from the opening side of the lower mold cavity.

[0010] Optionally, a fixing mechanism is arranged between the upper insert strip and the upper mold, and the fixing mechanism includes a fixing ring, a fixing groove and a fixing block. The fixing ring is rotatably arranged in the upper mold, the fixing groove is opened on the upper insert strip, there are a plurality of fixing blocks, and the fixing blocks are evenly arranged on the inner wall of the fixing ring. The fixing ring rotates to drive the fixing blocks to enter the fixing groove or detach from the fixing groove, and when the fixing blocks enter the fixing groove, the upper insert strip is restricted from detaching from the upper slot.

[0011] Optionally, a handle is rotatably provided on the upper mold, and the handle is connected to a fixed ring, and rotation of the handle drives the fixed ring to rotate.

[0012] Optionally, a plurality of positioning posts are fixedly provided on the upper die, and a plurality of positioning grooves corresponding to the positioning posts are opened on the lower die. When the upper die and the lower die are spliced, the positioning posts are inserted into the positioning grooves.

[0013] Optionally, a bottom plate is slidably provided at the bottom of the lower mold cavity, and the lower molding plates are placed on the bottom plate, and the sliding of the bottom plate drives the sliding of the lower molding plates.

[0014] Optionally, the bottom plate is provided with a plurality of driving rings corresponding to the positioning columns. The positioning columns are connected to the driving rings after being inserted into the positioning grooves. When the positioning columns are separated from the positioning grooves, the driving rings are driven to slide.

[0015] A RV insulation box body forming process comprises the following steps: S1: Casting and molding, placing the partition plate in the lower mold, installing the upper mold on the lower mold, and pouring the melted plastic through the casting hole to cast the box body; S2: Demolding, after the melted plastic is cooled and formed, the box body is demoulded; S3: Segmentation, separating the box body and the cover body by cutting the connecting column of the box body and the cover body with a cutter; S4: polishing, polishing the box body and cover; S5: Assembling, assembling the box body and the cover body through hinges to form a box body.

[0016] In summary, the present application includes at least one of the following beneficial technical effects: 1. The box body and the cover body are connected to form an integral casting of the insulation box body. The cover body and the box body are not cast by different molds, and there is no need to consider the size problem between the two molds, which improves the assembly accuracy of the box body. The setting of the partition plate can be used to separate the cover body and the box body, which is convenient for the subsequent separation of the box body and the cover body. On the other hand, it can be used to fix the upper and lower embedded blocks, so that the cast cover body and the box body are hollow bodies, and there is no need to perform milling in the cast box body or cover body, which improves the production efficiency of the box body; 2. When the mold is demoulded, the pattern perpendicular to the demoulding direction is not easy to demould. Therefore, when the box is produced, the pattern is usually not cast at the same time during casting. The pattern is usually processed and formed in the later stage, and the production efficiency is poor. At the same time, the subsequent processing of the pattern is also easy to cause damage to the box. The detachable setting of the upper and lower molding plates can make the upper and lower molding plates demould together with the box, and then make the upper and lower molding plates slide away from the box and separate from the box. The one-piece molded pattern not only improves the production efficiency, but also reduces the probability of damage to the box caused by subsequent processing; 3. The handle is used to grasp the upper die for easy grasping of the upper die. It can provide a grasping point for the operating equipment when installing or removing the upper die, and it can also facilitate the driving of the fixing mechanism; 4. The positioning column and the positioning groove can facilitate the positioning of the upper and lower molds; 5. When the positioning column is separated from the positioning groove, the driving ring is driven to slide, thereby driving the bottom plate to slide to achieve demoulding. When the upper mold is separated from the lower mold, the formed box body and the lower shaping plate are driven to demould, which is convenient for demoulding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0018] Figure 2 It is a cross-sectional view of the overall structure of the embodiment of the present application.

[0019] Figure 3 Book Figure 2 Magnified view of part A in the middle.

[0020] Figure 4 It is an exploded view of the overall structure of the application embodiment.

[0021] Figure 5It is a partial cross-sectional view of the overall structure of the embodiment of the present application.

[0022] Figure 6 yes Figure 3 Magnified view of part B in the middle.

[0023] Figure 7 It is a schematic diagram of the structure of the base plate of the embodiment of the present application.

[0024] Figure 8 yes Figure 7 Magnified view of section C in the middle.

[0025] In the figure, 1, upper mold; 2, lower mold; 3, upper mold cavity; 301, cover body cavity; 4, casting hole; 5, lower mold cavity; 501, box body cavity; 6, embedded groove; 7, partition plate; 71, horizontal part; 72, vertical part; 8, lower embedded block; 9, upper embedded block; 10, flow channel hole; 11, cutter; 111, cutter body; 112, connecting block; 113, knife edge; 12, driving block; 13, upper shaping plate; 14, upper pattern groove; 15, lower shaping plate; 16, lower pattern groove ; 17. Upper insert; 18. Upper slot; 19. Lower insert; 20. Lower slot; 21. Fixing mechanism; 211. Fixing ring; 212. Fixing slot; 213. Fixing block; 22. Handle; 23. Casting pipe; 24. Positioning column; 25. Positioning slot; 26. Bottom plate; 27. Connecting rod; 28. Driving ring; 29. ​​Connecting mechanism; 291. Connecting block; 292. Connecting ring groove; 30. Chamfer; 31. Wedge surface; 32. Disengagement block; 33. External gear ring. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-8 The present application is further described with specific embodiments: First of all, it should be noted that in the description of this application, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and other directional words appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of this application; in addition, if the terms "first", "second", "third" and other numerical quantifiers appear, they are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, in this application, unless otherwise clearly specified and limited, if the terms "installed", "connected", and "connected" appear, they should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection, a limited connection such as an interference fit, a transition fit, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium; therefore, for ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0027] The present application embodiment discloses a RV insulation box body forming device, referring to Figure 1 , Figure 2 and Figure 3 , including an upper mold 1 and a lower mold 2 spliced ​​to each other. In this embodiment, the upper mold 1 and the lower mold 2 are both rectangular. The upper mold 1 is provided with an upper mold cavity 3 on the side facing the lower mold 2. The upper mold 1 is provided with a casting hole 4 on the side away from the lower mold 2. The casting hole 4 is connected to the upper mold cavity 3. The lower mold 2 is provided with a lower mold cavity 5 on the side facing the upper mold 1. The lower mold 2 is provided with an embedding groove 6 on the side facing the upper mold 1. A partition plate 7 is embedded in the embedding groove 6. The partition plate 7 includes two horizontal parts 71 and a vertical part 72. The two horizontal parts 71 are parallel and arranged in a stepped manner, so that the edges of the cast box body and the cover body It is in a stepped shape, so as to facilitate the installation of the cover on the box body. The vertical portion 72 can connect the two horizontal portions 71 on the one hand, and on the other hand, there can be a space for installing a sealing ring between the box body and the cover body after the partition plate 7 is removed. A lower insert block 8 is fixedly arranged on the side of the partition plate 7 facing the lower mold 2. The lower insert block 8 is inserted into the lower mold cavity 5 so that the lower mold cavity 5 forms a box body cavity 501. An upper insert block 9 is fixedly arranged on the side of the partition plate 7 facing the upper mold 1. The upper insert block 9 is inserted into the upper mold cavity 3 so that the upper mold cavity 3 forms a cover body cavity 301. The partition plate 7 is arranged around the upper insert block 9 and the lower insert block 8. A plurality of flow holes 10 are opened in the partition plate 7, and the flow holes 10 communicate with the box body cavity 501 and the cover body cavity 301. A cutter 11 is slidably embedded in the partition plate 7. There are a plurality of cutters 11. In this embodiment, four cutters 11 are arranged, and a plurality of cutters 11 are arranged around the upper insert block 9 and the lower insert block 8 respectively. The four cutters 11 respectively block or open the flow holes 10 around the upper insert block 9 by sliding. When the cutter 11 enters the flow hole 10 to separate the flow hole 10, the cutter 11 can cut the plastic in the flow hole 10, thereby facilitating the separation of the box body and the cover body. The box body cavity 501 and the cover body cavity 301 are connected to form an integral cast insulation box body. The cover body and the box body are not cast through different molds, and there is no need to consider the size problem between the two molds, which improves the assembly accuracy of the box body. The setting of the partition plate 7 can, on the one hand, be used to divide the cover body and the box body to facilitate the subsequent separation of the box body and the cover body. On the other hand, it can be used to fix the upper embedded block 9 and the lower embedded block 8, so that the cast cover body and the box body are hollow bodies, and there is no need for subsequent milling in the cast box body or cover body, thereby improving the production efficiency of the box body.

[0028] Reference Figure 2 and Figure 3Each of the cutting knives 11 around includes a knife body 111 and a connecting block 112. The knife body 111 has a plurality of flow channel holes 10 respectively corresponding to one side of the upper insert block 9. A knife edge 113 is provided on the knife body 111. The knife edge 113 is the main structure for cutting plastic. The knife edge 113 has the same shape as the flow channel hole 10 and is flush with the side wall of the flow channel hole 10. The connecting block 112 is fixedly arranged at one end of the knife body 111 away from the flow channel hole 10. The connecting block 112 connects all the knife bodies 111 on one side of the upper insert block 9, thereby driving all the knife bodies 111 on one side of the upper insert block 9 to slide synchronously. A driving block 12 is fixedly arranged on the connecting block 112. The driving block 12 extends out of the side wall of the partition plate 7. By applying force to the driving block 12, the driving block 12 is driven to slide, thereby driving the connecting block 112 to slide. The sliding of the connecting block 112 drives the knife body 111 to enter the flow channel hole 10 to cut the plastic in the flow channel hole 10.

[0029] Reference Figure 2 , Figure 3 and Figure 4 , the upper mold cavity 3 is provided with an upper shaping plate 13 on the circumferential side wall, and the upper shaping plate 13 is provided with an upper pattern groove 14 on the side facing the center of the upper mold cavity 3, and the upper shaping plate 13 is detachably arranged on the upper mold 1; the lower mold cavity 5 is provided with a lower shaping plate 15 on the circumferential side wall, and the lower shaping plate 15 is provided with a lower pattern groove 16 on the side facing the center of the lower mold cavity 5, and the lower shaping plate 15 is detachably arranged on the lower mold 2, and the upper pattern groove 14 and the lower pattern groove 16 are both horizontally and vertically staggered patterns, and the upper shaping plate 13 is fixedly provided with an upper inserting strip 17 on the side away from the center of the upper mold cavity 3, and the upper mold cavity 3 is provided with an upper slot 18 on the circumferential direction, and the upper inserting strip 17 is inserted into the upper slot 18 from the opening side of the upper mold cavity 3, and the lower shaping plate 15 is fixedly provided with a lower inserting strip 19 on the side away from the center of the lower mold cavity 5, and the lower mold cavity 5 is provided with a lower inserting strip 19 on the side away from the center of the lower mold cavity 5. The lower slot 20 and the lower insert strip 19 are inserted into the lower slot 20 from the opening side of the lower mold cavity 5, and the insertion strip cooperates with the slot to facilitate the disassembly and assembly of the upper shaping plate 13 and the lower shaping plate 15; when the mold is demoulded, the pattern perpendicular to the demoulding direction is not easy to demould, so when producing the box body, the pattern is usually not cast at the same time during casting, and the pattern is usually processed and formed in the later stage, and the production efficiency is poor. At the same time, the subsequent processing of the pattern is also likely to cause damage to the box body. The detachable setting of the upper shaping plate 13 and the lower shaping plate 15 can make the upper shaping plate 13 and the lower shaping plate 15 demoulded together with the box body, and then the upper shaping plate 13 and the lower shaping plate 15 are slid away from the box body and separated from the box body. The one-piece molded pattern not only improves the production efficiency, but also reduces the probability of damage to the box body caused by subsequent processing.

[0030] Reference Figure 4 and Figure 5A fixing mechanism 21 is provided between the upper inserting strip 17 and the upper mold 1. The fixing mechanism 21 includes a fixing ring 211 rotatably provided in the upper mold 1, a fixing groove 212 provided on the upper inserting strip 17, and a plurality of fixing blocks 213 uniformly provided on the inner wall of the fixing ring 211. The fixing ring 211 rotates to drive the fixing block 213 to enter or disengage from the fixing groove 212. When the fixing ring 211 rotates to drive the fixing block 213 to enter the fixing groove 212, the upper inserting strip 17 is restricted from disengaging from the upper slot 18. When the fixing ring 211 rotates to drive the fixing block 213 to disengage from the fixing groove 212, the upper inserting strip 17 can be disengaged from the upper slot 18. Since the upper mold 1 is covered on the lower mold 2, the opening of the upper mold cavity 3 faces the ground. Under the action of gravity, the upper shaping plate 13 is easily disengaged from the upper mold 1. The setting of the fixing mechanism 21 can fix the upper shaping plate 13 when the upper mold 1 is covered, thereby reducing the upper The probability of the shaping plate 13 detaching from the upper mold 1; a handle 22 is rotatably provided on the upper mold 1, and the handle 22 is connected to the fixed ring 211. The rotation of the handle 22 drives the fixed ring 211 to rotate. A pouring pipe 23 is provided in the center of the handle 22. The pouring pipe 23 is fixed on the upper mold 1, and the pouring hole 4 is opened on the pouring pipe 23. The setting of the pouring pipe 23 enables the pouring hole 4 to be opened in the center of the upper mold 1, so that the solution flowing circumferentially in the pouring hole 4 during pouring is more uniform. At the same time, the pouring pipe 23 can also guide the rotation of the handle 22. The handle 22 is used to grasp the upper mold 1 for easy grasping of the upper mold 1. It can provide a gripping point for the operating equipment when installing or removing the upper mold 1, and it can also facilitate the driving of the fixed ring 211 set in the upper mold 1. The outer gear ring 33 can be detachably installed on the handle 22, and the outer gear ring 33 can cooperate with the gear to realize the mechanized drive of the fixing mechanism 21.

[0031] Reference Figure 4 , Figure 6 , Figure 7 and Figure 8The upper mold 1 is fixed with a plurality of positioning posts 24, and the lower mold 2 is provided with a plurality of positioning grooves 25 corresponding to the positioning posts 24. In this embodiment, four positioning posts 24 are arranged at the four corners of the upper mold 1 respectively. When the upper mold 1 is spliced ​​with the lower mold 2, the positioning posts 24 are inserted into the positioning grooves 25. The positioning posts 24 cooperate with the positioning grooves 25 to facilitate the positioning of the upper mold 1 and the lower mold 2; a bottom plate 26 is slidably arranged at the bottom of the lower mold cavity 5, and the lower shaping plate 15 is placed on the bottom plate 26. The bottom plate 26 slides to drive the lower shaping plate 15 to slide. When demoulding, the bottom plate 26 can be lifted to facilitate The demoulding of the box body can also drive the lower molding plate 15 to demould synchronously; the bottom plate 26 is provided with four driving rings 28 corresponding to the positioning column 24, and the driving ring 28 is fixed on the bottom plate 26 through the connecting rod 27. The outer diameter of the driving ring 28 is the same as the inner diameter of the positioning groove 25. The diameter of the end of the positioning column 24 away from the upper mold 1 is smaller than the positioning groove 25. The diameter of the end of the positioning column 24 away from the upper mold 1 is the same as the inner diameter of the driving ring 28. After the positioning column 24 is inserted into the positioning groove 25, the end with a diameter smaller than the positioning groove 25 is inserted into the driving ring 28. A connecting mechanism is provided between the driving ring 28 and the positioning column 24. The connecting mechanism 29 can connect the driving ring 28 to the positioning column 24. When the positioning column 24 is separated from the positioning groove 25, the driving ring 28 is driven to slide, thereby driving the bottom plate 26 to slide to realize demoulding. When the upper mold 1 is separated from the lower mold 2, the formed box body and the lower shaping plate 15 are driven to demould, which is convenient for demoulding. The connecting mechanism 29 includes a connecting block 291 embedded in the positioning column 24 and a connecting ring groove 292 provided on the inner wall of the driving ring 28. The connecting block 291 is embedded in the positioning column 24 or extends out of the positioning column 24 by sliding. A spring is fixed on the connecting block 291, and the elastic force of the spring The driving connecting block 291 extends out of the positioning column 24 under normal conditions. A chamfer 30 is provided on the end of the connecting block 291 facing away from the upper mold 1. The chamfer 30 can be provided to drive the connecting block 291 to slide and be embedded in the positioning column 24 when the positioning column 24 is inserted into the positioning groove 25 and the driving ring 28. Wedge surfaces 31 are provided on two side surfaces of the connecting block 291 that are perpendicular to the chamfer 30. A disengagement block 32 is slidably provided in the connecting ring groove 292. The disengagement block 32 abuts against the wedge surface 31 to drive the connecting block 291 to slide and be embedded in the positioning column 24, thereby realizing the disengagement of the driving ring 28 from the positioning column 24.

[0032] A process for forming a body of a motorhome insulation box, comprising the following steps: S1: casting and forming, installing a bottom plate 26 on a lower mold 2, then installing a lower shaping plate 15 on the lower mold 2, and placing a partition plate 7 in the lower mold 2, while installing an upper shaping plate 13 on an upper mold 1, and fixing the upper shaping plate 13 by a fixing mechanism 21, then installing an upper mold 1 on the lower mold 2, and casting the box body with melted plastic through a casting hole 4; S2: demoulding, after the melted plastic is cooled and formed, the upper mold 1 is removed from the lower mold 2. The upper mold 2 is removed, and the box body is demoulded while the upper mold 1 is removed; S3: segmentation, after the box body is demoulded, the upper shaping plate 13 and the lower shaping plate 15 are removed from the box body, and then the connecting column of the box body and the cover body is cut by the cutter 11 to separate the box body and the cover body; S4: polishing, polishing and polishing the area with burrs on the surface of the box body and the cover body; S5: assembly, assemble the box body and the cover body through the hinge to form a box body, and then install a sealing strip on the box body, and set heat insulation cotton in the box body and the cover body to complete the installation of the box body.

[0033] The implementation principle of the embodiment of the present application is as follows: the bottom plate 26 is placed and installed in the lower mold 2, and then the lower shaping plate 15 is inserted and installed. After the installation of the lower shaping plate 15 is completed, the partition plate 7 is installed on the lower mold 2, and the lower embedded block 8 is embedded in the lower mold cavity 5. At the same time, the upper shaping plate 13 is inserted and installed on the upper mold 1, and the handle 22 is rotated to drive the fixing ring 211 to rotate, so that the fixing block 213 is rotated and inserted into the fixing groove 212, and then the upper mold 1 is installed on the lower mold 2 by grabbing the handle 22. During this period, the positioning column 24 is inserted into the positioning groove 25, and the chamfer 30 of the connecting block 112 calibrates the positioning column 24 and then drives the connecting block 112 to slide and be embedded in the positioning column 24. After the positioning column 24 is inserted into the positioning groove 25, the end of the positioning column 24 with a smaller diameter is inserted into the driving ring 28, and the connecting block 112 rebounds under the action of elastic force and is inserted into the connecting ring groove 292, and then poured. Hole 4 is used to pour molten plastic solution into the cover body cavity 301 and the box body cavity 501. After the solution fills the cover body cavity 301 and the box body cavity 501, the molten plastic solution is cooled by water cooling or air cooling, so that the cover body and the box body are cooled and formed, and then the upper mold 1 is removed from the lower mold 2, the positioning column 24 disengages from the positioning groove 25 and drives the bottom plate 26 to disengage from the lower mold 2. After the bottom plate 26 is separated from the lower mold 2 with the formed box body and the lower shaping plate 15, the separation block 32 is rotated to separate the bottom plate 26 from the positioning column 24, and the handle 22 is rotated to separate the upper shaping plate 13 and the cover body from the upper mold 1, and then the upper shaping plate 13 and the lower shaping plate 15 are removed from the box body, and the plastic connecting the box body and the cover body in the flow channel hole 10 is cut by driving the cutter 11 to slide, and then the box body and the cover body are polished and assembled to complete the production of the insulation box body.

[0034] It should be noted that the above embodiments are only used to illustrate the present application and are not intended to limit the technical solutions described in the present application. Although the present application has been described in detail in this specification with reference to the above embodiments, a person of ordinary skill in the art should understand that a person of ordinary skill in the art can still modify or make equivalent substitutions to the present application, and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present application should be included in the scope of the claims of the present application.

Claims

1. A RV insulation box body forming device, comprising an upper mold (1) and a lower mold (2) spliced ​​to each other, characterized in that: The upper mold (1) is provided with an upper mold cavity (3), the upper mold (1) is provided with a pouring hole (4), the pouring hole (4) is connected to the upper mold cavity (3), the lower mold (2) is provided with a lower mold cavity (5), the lower mold (2) is provided with an embedding groove (6) on the side facing the upper mold (1), a partition plate (7) is embedded in the embedding groove (6), the partition plate (7) is fixedly provided with a lower embedding block (8) on the side facing the lower mold (2), the lower embedding block (8) is inserted into the lower mold cavity (5) so that the lower mold cavity (5) forms a box body cavity (501), the partition plate (7) is fixedly provided with an upper embedding block (9) on the side facing the upper mold (1), the The upper insert block (9) is inserted into the upper mold cavity (3) so that the upper mold cavity (3) forms a cover body cavity (301); the partition plate (7) is provided with a plurality of flow channel holes (10) in the circumferential direction of the upper insert block (9) and the lower insert block (8); the flow channel holes (10) communicate with the box body cavity (501) and the cover body cavity (301); a cutter (11) is slidably embedded in the partition plate (7); the cutter (11) has a plurality of cutters (11), which are respectively arranged in the circumferential direction of the upper insert block (9) and the lower insert block (8); and the plurality of cutters (11) respectively block or open the flow channel holes (10) on one side of the circumferential direction of the upper insert block (9) by sliding.

2. The RV insulation box body forming device according to claim 1, characterized in that: The cutter (11) comprises a cutter body (111) and a connecting block (112); the cutter body (111) has a plurality of flow channel holes (10) respectively corresponding to one side of the circumferential direction of the upper insert block (9); the connecting block (112) is fixedly arranged at one end of the cutter body (111) away from the flow channel hole (10); the connecting block (112) connects all the cutter bodies (111) on one side of the circumferential direction of the upper insert block (9); a driving block (12) is fixedly arranged on the connecting block (112); the driving block (12) extends out of the side wall of the partition plate (7).

3. The RV insulation box body forming device according to claim 2, characterized in that: The circumferential side walls of the upper mold cavity (3) are all provided with upper shaping plates (13), and the upper shaping plates (13) are all provided with upper pattern grooves (14) on the side facing the center of the upper mold cavity (3), and the upper shaping plates (13) are detachably arranged on the upper mold (1); the circumferential side walls of the lower mold cavity (5) are all provided with lower shaping plates (15), and the lower shaping plates (15) are all provided with lower pattern grooves (16) on the side facing the center of the lower mold cavity (5), and the lower shaping plates (15) are detachably arranged on the lower mold (2).

4. The RV insulation box body forming device according to claim 3, characterized in that: An upper inserting strip (17) is fixedly provided on a side of the upper shaping plate (13) away from the center of the upper mold cavity (3); an upper slot (18) is opened in the circumferential direction of the upper mold cavity (3); the upper inserting strip (17) is inserted into the upper slot (18) from the opening side of the upper mold cavity (3); a lower inserting strip (19) is fixedly provided on a side of the lower shaping plate (15) away from the center of the lower mold cavity (5); a lower slot (20) is opened in the circumferential direction of the lower mold cavity (5); the lower inserting strip (19) is inserted into the lower slot (20) from the opening side of the lower mold cavity (5).

5. The RV insulation box body forming device according to claim 4, characterized in that: A fixing mechanism (21) is provided between the upper inserting strip (17) and the upper die (1), the fixing mechanism (21) comprising a fixing ring (211), a fixing groove (212) and a fixing block (213), the fixing ring (211) being rotatably arranged in the upper die (1), the fixing groove (212) being provided on the upper inserting strip (17), a plurality of fixing blocks (213) being provided, the fixing blocks (213) being evenly arranged on the inner wall of the fixing ring (211), the fixing ring (211) being rotatably driven to enter the fixing groove (212) or to leave the fixing groove (212), and when the fixing block (213) enters the fixing groove (212), it restricts the upper inserting strip (17) from leaving the upper slot (18).

6. The RV insulation box body forming device according to claim 5, characterized in that: A handle (22) is rotatably provided on the upper mold (1); the handle (22) is connected to the fixing ring (211); the fixing ring (211) is driven to rotate by the rotation of the handle (22).

7. The RV insulation box body forming device according to claim 6, characterized in that: The upper mold (1) is fixedly provided with a plurality of positioning columns (24), and the lower mold (2) is provided with a plurality of positioning grooves (25) corresponding to the positioning columns (24). When the upper mold (1) and the lower mold (2) are spliced, the positioning columns (24) are inserted into the positioning grooves (25).

8. The RV insulation box body forming device according to claim 7, characterized in that: A bottom plate (26) is slidably provided at the bottom of the lower mold cavity (5), and the lower shaping plates (15) are all placed on the bottom plate (26). The sliding movement of the bottom plate (26) drives the sliding movement of the lower shaping plates (15).

9. The RV insulation box body forming device according to claim 8, characterized in that: The bottom plate (26) is provided with a plurality of drive rings (28) corresponding to the positioning columns (24); the positioning columns (24) are connected to the drive rings (28) after being inserted into the positioning grooves (25); and the drive rings (28) are driven to slide when the positioning columns (24) are separated from the positioning grooves (25).

10. A process for forming a body of a motorhome insulation box, using the box forming equipment according to claim 9, comprising the following steps: S1: Casting and molding, placing the partition plate (7) in the lower mold (2), installing the upper mold (1) on the lower mold (2), and casting the box body through the casting hole (4); S2: Demolding, after the melted plastic is cooled and formed, the box body is demoulded; S3: splitting, separating the box body and the cover body by cutting the connecting column of the box body and the cover body with a cutter (11); S4: polishing, polishing the box body and cover; S5: Assembling, assembling the box body and the cover body through hinges to form a box body.

Images