EPS insulation board forming die

Abstract

A supporting plate is movably arranged in a cavity in the lower portion of a lower die, a clamping groove is formed in the lower portion of the supporting plate, a transverse ejection plate is supported in the clamping groove in the lower portion of the supporting plate, the inclined face of the transverse ejection plate is matched with the inclined face of the clamping groove, a gear motor is installed on a bottom plate, and a gear is installed on an output shaft of the gear motor. During demolding, the gear motor is matched with the rack on the upper surface of the transverse ejection plate through the toothed belt, so that the transverse ejection plate ejects the supporting plate, the EPS heat preservation plate is ejected out of a lower mold groove of the lower mold through the ejection column, rapid demolding can be achieved, convenience is greatly improved, meanwhile, the demolding efficiency is improved, and meanwhile the demolding quality is improved. Compared with a traditional structure that an oil cylinder or an air cylinder is directly adopted for pushing at the bottom of the die, the internal space of the workbench is not utilized, holes do not need to be specially formed in the surface of the workbench, the device can be installed on various workbenches or platforms, and the installation adaptability is better.

Description

Technical Field

[0001] The utility model relates to the technical field of EPS thermal insulation board forming molds, in particular to an EPS thermal insulation board forming mold. Background Art

[0002] EPS insulation board (molded polystyrene board) is made of expandable polystyrene beads containing volatile liquid foaming agent. It is heated and foamed and then heat-formed in a mold. It has the characteristics of light weight, heat insulation, sound insulation, and low temperature resistance. It is mainly used for energy saving and insulation of building walls and roofs.

[0003] At present, some EPS insulation board forming molds are provided with a push column in the lower mold, which facilitates demoulding. However, the existing structure generally installs the mold on a workbench, and then the inside of the workbench must have a cavity, and the workbench surface must be opened at the mold. Then, the cylinder or oil cylinder is installed under the workbench, and the piston rod of the cylinder or oil cylinder is connected to the push column through a connecting plate. This structure has high requirements for the workbench. Therefore, an improved technology is urgently needed to solve this problem existing in the existing technology. Utility Model Content

[0004] The purpose of the utility model is to provide an EPS insulation board forming mold. Compared with the traditional structure that directly uses an oil cylinder or an air cylinder to push the top at the bottom of the mold, it does not utilize the space inside the workbench and does not require special holes to be opened on the workbench surface. It can be installed on various workbenches or platforms and has better installation adaptability, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an EPS insulation board forming mold, comprising a lower mold, an upper mold and a demoulding and ejecting mechanism;

[0006] The bottom of the lower mold is provided with a bottom plate, the bottom of the lower mold is provided with a lower cavity, the upper surface of the lower mold is provided with a lower mold groove, the periphery of the upper surface of the lower mold is provided with a plurality of guide rods, the lower mold is provided with a through groove on one side of the lower cavity, and the interior of the lower mold is provided with a plurality of guide holes, and the guide holes are respectively communicated with the lower cavity and the lower mold groove;

[0007] The lower surface of the upper mold is provided with a punch, and the periphery of the lower surface of the upper mold is provided with a plurality of guide sleeves, the guide rods and the guide sleeves correspond to each other and slide together, the punch and the lower mold groove cooperate with each other, and a pouring gate is provided at the center of the upper mold, and the pouring gate and the punch are connected to each other;

[0008] The demoulding and ejecting mechanism comprises a supporting plate, a push column, a spring, a transverse push plate and a reduction motor, the supporting plate is movably arranged in the lower cavity of the lower mold, the bottom of the supporting plate is provided with a groove near the through slot, the groove is inclined away from the through slot, and a plurality of push columns are provided on the upper surface of the supporting plate, the push columns correspond to the guide holes opened in the lower mold and are plugged into each other. The push column sleeve is provided with a spring, and the spring is respectively supported on the upper surface of the supporting plate and the top end of the lower cavity of the lower mold, the transverse push plate passes through the through slot and slidably cooperates with the groove at the bottom of the supporting plate, the transverse push plate is inclined at one end cooperating with the supporting plate, the inclined surface of the transverse push plate cooperates with the inclined surface of the inner end of the groove of the supporting plate, the upper surface of the outer end of the transverse push plate is provided with a rack, the reduction motor is arranged on the upper surface of the bottom plate, and the output shaft of the reduction motor is provided with a gear, and the gear is meshed with the rack on the upper surface of the outer end of the transverse push plate.

[0009] Preferably, the utility model provides an EPS insulation board forming mold, wherein a support is further provided on the upper surface of the base plate, the support is provided with a bearing, and the output shaft of the reduction motor is also cooperatively connected with the bearing of the support.

[0010] Preferably, the utility model provides an EPS insulation board forming mold, wherein the base plate is connected to the lower mold by bolts.

[0011] Preferably, the utility model provides an EPS insulation board forming mold, wherein cooling oil channels are provided inside the lower mold and the upper mold.

[0012] Preferably, the utility model provides an EPS insulation board forming mold, wherein the thickness of the transverse push plate is consistent with the height of the groove.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] A support plate is movably provided in the lower cavity of the lower mold, and a slot is provided at the lower part of the support plate. The horizontal push plate is supported in the slot at the lower part of the support plate, and the inclined surface of the horizontal push plate cooperates with the inclined surface of the slot. A reduction motor is installed on the bottom plate, and a gear is installed on the output shaft of the reduction motor. A rack is provided on the upper surface of the outer end of the horizontal push plate, and the rack is engaged with the gear. When demoulding, the reduction motor cooperates with the rack on the upper surface of the horizontal push plate through a toothed belt, so that the horizontal push plate lifts the support plate, thereby ejecting the EPS insulation board from the lower mold groove of the lower mold through the ejector column, which can achieve rapid demoulding and greatly improve convenience. At the same time, compared with the traditional structure that directly uses an oil cylinder or an air cylinder to push the top at the bottom of the mold, it does not utilize the space inside the workbench, does not require a special hole in the workbench surface, can be installed on various workbenches or platforms, and has better installation adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a structural diagram of the utility model;

[0016] Figure 2 For attachment Figure 1 The enlarged structural diagram at the mark A in the middle;

[0017] Figure 3 Schematic diagram of the cross-section structure of the support plate;

[0018] Figure 4 It is a schematic diagram of the side structure of the support plate;

[0019] Figure 5 This is a schematic diagram of the demoulding state of the utility model.

[0020] In the figure: lower die 1, upper die 2, bottom plate 3, lower cavity 4, lower die groove 5, guide rod 6, through groove 7, punch 8, guide sleeve 9, pouring gate 10, support plate 11, ejector column 12, spring 13, lateral ejector plate 14, reduction motor 15, groove 16, rack 17, gear 18, support 19, cooling oil channel 20. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0022] It should be noted that, in the description of the present invention, the terms "inside", "outside", "up", "down", "both sides", "one end", "the other end", "left", "right", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0023] See also Figure 1-4 , the utility model provides a technical solution: an EPS insulation board forming mold, including a lower mold 1, an upper mold 2 and a demoulding and ejecting mechanism;

[0024] A bottom plate 3 is provided at the bottom of the lower die 1, and the bottom plate 3 is connected to the lower die 1 by bolts to ensure the assembly connection between the support plate 11, the top column 12 and the spring 13 and the lower die 1. A lower cavity 4 is provided at the bottom of the lower die 1, a lower die groove 5 is provided on the upper surface of the lower die 1, and a plurality of guide rods 6 are provided on the periphery of the upper surface of the lower die 1. A through groove 7 is provided on one side of the lower cavity 4 of the lower die 1, and a plurality of guide holes are provided through the interior of the lower die 1, which are respectively connected to the lower cavity 4 and the lower die groove 5;

[0025] A punch 8 is provided on the lower surface of the upper mold 2, and a plurality of guide sleeves 9 are provided on the periphery of the lower surface of the upper mold 2. The guide rods 6 correspond to the guide sleeves 9 one by one and slide together. The punch 8 cooperates with the lower mold groove 5. A pouring gate 10 is provided at the center of the upper mold 2. The pouring gate 10 is connected to the punch 8. Cooling oil channels 20 are provided inside the lower mold 1 and the upper mold 2 to achieve cooling of the lower mold 1 and the upper mold 2.

[0026] The demoulding and ejecting mechanism includes a supporting plate 11, a push column 12, a spring 13, a horizontal push plate 14 and a reduction motor 15. The supporting plate 11 is movably arranged in the lower cavity 4 of the lower mold 1. A groove 16 is provided at the bottom of the supporting plate 11 and close to the through slot 7. The groove 16 is inclined away from the through slot 7. A plurality of push columns 12 are provided on the upper surface of the supporting plate 11. The push columns 12 correspond to the guide holes opened in the lower mold 1 and are plugged into each other. The push columns 12 are sleeved with springs 13. The springs 13 are respectively supported on the upper surface of the supporting plate 11 and the top of the lower cavity 4 of the lower mold 1. The horizontal push plate 14 passes through the through slot 7 and slides with the groove 16 at the bottom of the supporting plate 11. The thickness of the horizontal push plate 14 is consistent with the height of the groove 16, so that the horizontal push plate 14 can be pushed out. The top plate 14 supports the groove 16 of the support plate 11. The horizontal push-up plate 14 cooperates with the support plate 11 at one end for a slope. The slope of the horizontal push-up plate 14 cooperates with the slope of the inner end of the groove 16 of the support plate 11. The upper surface of the outer end of the horizontal push-up plate 14 is provided with a rack 17. The reduction motor 15 is provided on the upper surface of the bottom plate 3. The output shaft of the reduction motor 15 is provided with a gear 18. The gear 18 is engaged with the rack 17 on the upper surface of the outer end of the horizontal push-up plate 14. The upper surface of the bottom plate 3 is also provided with a support 19. The support 19 is provided with a bearing. The output shaft of the reduction motor 15 is also connected with the bearing of the support 19. The output shaft of the reduction motor 15 is supported by the support 19, thereby ensuring the stability and support of the gear 18.

[0027] Installation method and operating principle: First, bolt the top post 12 to the upper surface of the support plate 11 and place the spring 13 on each top post 12. Then, align the top post 12 with the guide holes of the lower die 1 and insert them. Then, bolt the bottom plate 3 to the lower surface of the lower die 1. At this time, the support plate 11 is supported on the upper surface of the bottom plate 3. Insert the horizontal push plate 14 through the through slot 7 of the lower die 1 into the lower cavity 4. Then connect the gear 18 to the output shaft of the reduction motor 15. At the same time, connect the output shaft of the acceleration motor to the bearing of the support 19. Finally, bolt the reduction motor 15 and the support 19 to the upper surface of the bottom plate 3 to complete the installation. At this time, the gear 18 meshes with the rack on the upper surface of the horizontal push plate 14. Before use, the lower die 1 is installed on the upper surface of the workbench through the bottom plate 3. The upper die 2 is connected to the ram of the press. The guide sleeve 9 of the upper die 2 is matched with the guide rod 6 of the lower die 1. When in use, the upper mold 2 is pressed tightly against the lower mold 1, the punch 8 enters the top of the lower mold groove 5 and forms a mold cavity, and the pre-foamed raw material is injected into the mold cavity through the pouring port 10. After foaming is completed, the upper mold 2 is opened, and the reduction motor 15 is started. The reduction motor 15 drives the gear 18 to rotate, and the gear 18 cooperates with the toothed belt to move the horizontal push plate 14 into the lower mold 1. Through the cooperation of the inclined surface of the horizontal push plate 14 and the inclined surface of the groove 16 at the bottom of the support plate 11, the support plate 11 is pushed up by the horizontal push plate 14, thereby causing the ejector column 12 to move upward, as shown in FIG. Figure 5 As shown, the formed EPS insulation board is ejected from the lower die groove 5 of the lower die 1 to complete demoulding. The utility model has a reasonable structure. A support plate 11 is movably provided in the lower cavity 4 of the lower die 1. A groove 16 is provided at the lower portion of the support plate 11. A transverse push plate 14 is supported in the groove 16 at the lower portion of the support plate 11, and the inclined surface of the transverse push plate 14 matches the inclined surface of the groove 16. A reduction motor 15 is installed on the bottom plate 3. A gear 18 is installed on the output shaft of the reduction motor 15. A rack is provided on the upper surface of the outer end of the transverse push plate 14. The rack is meshed with the gear 18. When demoulding, the reduction motor 15 is installed on the bottom plate 3. The high-speed motor 15 cooperates with the rack on the upper surface of the horizontal pushing plate 14 through the toothed belt, so that the horizontal pushing plate 14 lifts the supporting plate 11, thereby ejecting the EPS insulation board from the lower mold groove 5 of the lower mold 1 through the ejector column 12, which can achieve rapid demoulding and greatly improve convenience. At the same time, compared with the traditional structure that directly uses an oil cylinder or an air cylinder to push the top at the bottom of the mold, it does not utilize the space inside the workbench, does not require a special hole to be opened on the workbench surface, can be installed on various workbenches or platforms, and has better installation adaptability.

[0028] Anything not described in detail in the present invention is well known to those skilled in the art.

[0029] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model and are not limiting. Although the utility model is described in detail with reference to the embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified and replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An EPS insulation board forming mold, characterized by: It comprises a lower die (1), an upper die (2) and a demoulding and ejecting mechanism; The bottom of the lower mold (1) is provided with a bottom plate (3), the bottom of the lower mold (1) is provided with a lower cavity (4), the upper surface of the lower mold (1) is provided with a lower mold groove (5), the periphery of the upper surface of the lower mold (1) is provided with a plurality of guide rods (6), the lower mold (1) is provided with a through groove (7) on one side of the lower cavity (4), and the interior of the lower mold (1) is provided with a plurality of guide holes, the guide holes being respectively communicated with the lower cavity (4) and the lower mold groove (5); The lower surface of the upper mold (2) is provided with a punch (8), the periphery of the lower surface of the upper mold (2) is provided with a plurality of guide sleeves (9), the guide rods (6) and the guide sleeves (9) correspond to each other and slide together, the punch (8) and the lower mold groove (5) cooperate with each other, and a pouring gate (10) is provided at the center of the upper mold (2), and the pouring gate (10) and the punch (8) are communicated with each other; The demoulding and ejecting mechanism comprises a supporting plate (11), an ejector column (12), a spring (13), a transverse ejector plate (14) and a reduction motor (15); the supporting plate (11) is movably arranged in the lower cavity (4) of the lower mold (1); a groove (16) is provided at the bottom of the supporting plate (11) and close to the through slot (7); the groove (16) is inclined on the side away from the through slot (7); a plurality of ejector columns (12) are provided on the upper surface of the supporting plate (11); the ejector columns (12) correspond to the guide holes opened in the lower mold (1) and are plugged into each other; the ejector columns (12) are sleeved with a spring (13); the spring (13) is supported on the upper surface of the supporting plate (11) and the lower mold, respectively. (1) is located at the top of the lower cavity (4), the transverse push-up plate (14) passes through the through slot (7) and slides with the groove (16) at the bottom of the support plate (11), one end of the transverse push-up plate (14) that cooperates with the support plate (11) is a slope, the slope of the transverse push-up plate (14) cooperates with the slope of the inner end of the groove (16) of the support plate (11), the upper surface of the outer end of the transverse push-up plate (14) is provided with a rack (17), the reduction motor (15) is provided on the upper surface of the bottom plate (3), the output shaft of the reduction motor (15) is provided with a gear (18), and the gear (18) is meshed with the rack (17) on the upper surface of the outer end of the transverse push-up plate (14).

2. The EPS insulation board forming mold according to claim 1, characterized in that: A support (19) is also provided on the upper surface of the base plate (3), and the support (19) is provided with a bearing. The output shaft of the reduction motor (15) is also connected to the bearing of the support (19).

3. The EPS insulation board forming mold according to claim 1, characterized in that: The base plate (3) is connected to the lower die (1) via bolts.

4. The EPS insulation board forming mold according to claim 1, characterized in that: Cooling oil channels (20) are provided inside the lower mold (1) and the upper mold (2).

5. The EPS insulation board forming mold according to claim 1, characterized in that: The thickness of the transverse push plate (14) is consistent with the height of the groove (16).

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