Automatic forming device for EPS foam board production

Abstract

The utility model relates to the technical field of foam board processing equipment, in particular to an automatic forming device for EPS (expandable polystyrene) foam board production, which comprises a worktable, a fixing frame and a lower die are fixedly connected to the upper end of the worktable, a first electric telescopic rod is fixedly mounted at the upper end of the fixing frame, and an upper die is fixedly connected to the output end of the first electric telescopic rod. The upper die is located at the right upper end of the lower die, a buffer mechanism and a pushing mechanism are arranged in the lower die, and the pushing mechanism is used for pushing a formed EPS foam board upwards; under the action of the buffer mechanism, before the material pushing mechanism pushes a formed product out of the lower die, the buffer mechanism can be used for pushing the product in the lower die to move up and down in a reciprocating manner, so that the contact tightness between the formed product and the inner wall of the lower die is reduced; in this way, the formed product can be safely pushed out by using a pushing mechanism in the follow-up process, and the product is not prone to being damaged.

Description

TECHNICAL FIELD

[0001] The utility model relates to foam board processing equipment technical field especially relates to a kind of EPS foam board production automatic forming device. BACKGROUND

[0002] EPS foam board is also named polystyrene foam board, EPS foam board is by containing volatile foaming agent expandable polystyrene bead, after heat pre-expansion in mould heating forming white object, its have micro-closed pore structural characteristics etc., mainly used in building wall, composite board insulation, decoration carving etc., need to use to forming equipment when heating forming, forming equipment can effectively process and form EPS foam board.

[0003] The existing forming equipment is pushed up to demould the product without any buffering after the production and processing of EPS foam board, since the product just processed and produced is closely attached to the mould, this direct demoulding mode is easy to cause the product to be damaged, finally affects the quality of product, so an EPS foam board production automatic forming device needs to be designed. SUMMARY

[0004] The utility model aims at solving the shortcomings in prior art, and provides an EPS foam board production automatic forming device.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: an EPS foam board production automatic forming device, including workbench, the upper end of the workbench is fixedly connected with fixed frame and lower mould, the upper end of the fixed frame is fixedly installed with first electric telescopic handle, the output end of the first electric telescopic handle is fixedly connected with upper mould, the upper mould is located at the upper end of lower mould, the inside of the lower mould is provided with buffering mechanism and pusher mechanism, and the pusher mechanism is used for pushing the formed EPS foam board upward;

[0006] The buffering mechanism includes power assembly, first hollow, extrusion plate, moving rod, disc, spring, square block, eccentric wheel and rotating rod, four first hollows are opened in the inside of the lower mould, the inside of four first hollows is slidably extruded extrusion plate, two extrusion plates form a group every two, the bottom end of each group of extrusion plates is fixedly connected with moving rod, the moving rod penetrates downward lower mould and workbench, and is slidably connected with lower mould and workbench, the circumferential surface of the moving rod is fixedly connected with square block and disc, the upper end of the disc is fixedly connected with spring, the end away from the disc of the spring is fixedly connected between workbench, and the spring is sleeved on the circumferential surface of moving rod, the lower end of the workbench is rotatably connected with rotating rod through bearing seat, the rear end of the rotating rod is installed with power assembly, the circumferential surface of the rotating rod is fixedly connected with eccentric wheel, and the eccentric wheel is located at the lower end of square block, and is used for extruding square block.

[0007] Further, the power assembly comprises a servo motor, a driving sprocket, a driven sprocket, a tensioner, an adjusting part and a chain, the bottom end of the workbench is fixedly connected with the servo motor, the output shaft end of the servo motor is fixedly connected with the driving sprocket, the rear end of the rotating rod is fixedly connected with the driven sprocket, the lower end of the workbench is connected with the tensioner through the adjusting part, and the driving sprocket, the driven sprocket and the tensioner are connected through the chain.

[0008] Further, the adjusting part comprises a vertical plate, a nut and a supporting block, the bottom end of the workbench is fixedly connected with the vertical plate, the front end face of the vertical plate is provided with a sliding hole, the rear end of the vertical plate is slidably connected with the supporting block, the rear end of the supporting block is rotatably connected with the tensioner, the front end of the supporting block is fixedly connected with a screw rod, the screw rod penetrates through the vertical plate through the sliding hole, and the circumferential surface of the screw rod is threadedly connected with the nut, and the nut is located at the front end of the vertical plate and tightly abuts against the vertical plate.

[0009] Further, the pushing mechanism comprises a second electric telescopic rod, a connecting frame, a connecting plate, a push plate and a first hollow groove, two second hollow grooves are formed in the inside of the lower die, the inside of the two second hollow grooves is slidably connected with the push plate, the lower ends of the two push plates are fixedly connected with the connecting frame, the connecting frame penetrates downward through the lower die and the workbench and is slidably connected with the lower die and the workbench, the circumferential surface of the connecting frame is fixedly connected with the connecting plate, the upper end of the workbench is fixedly connected with the second electric telescopic rod, and the output end of the second electric telescopic rod is fixedly connected with the connecting plate.

[0010] Further, the lower end of the workbench is fixedly connected with a protective cover, the connecting frame, the connecting plate, the push plate and the buffer mechanism are located in the protective cover and the lower die, the rear end of the protective cover is rotatably connected with an access door through a hinge, and the access door is located at the back end of the adjusting part.

[0011] Further, the central axis of the eccentric wheel is parallel to but not coincident with the central axis of the rotating rod.

[0012] The utility model has the advantages of the following beneficial effects:

[0013] Compared with the prior art, the EPS foam board production automatic forming device can move the product in the lower die up and down reciprocally through the buffer mechanism before the pushing mechanism pushes out the formed product from the lower die, reduces the tightness of the contact between the formed product and the inner wall of the lower die, and is more helpful for safely pushing out the formed product by the pushing mechanism without damaging the product.

[0014] Compared with the prior art, the EPS foam board production automatic forming device can protect the buffering mechanism under the action of the protective cover, avoid the buffering mechanism from being damaged due to being exposed to the outside world in a large area, and facilitate the work personnel to check the buffering mechanism inside the protective cover and adjust the adjusting piece in time due to the existence of the inspection door. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the overall structure of the front view of the utility model;

[0016] Figure 2 It is a schematic view of the overall structure of the rear view of the utility model;

[0017] Figure 3 It is a schematic view of the structure after the partial section of the top view of the utility model;

[0018] Figure 4 It is a schematic view of the structure of the bottom view of the utility model after the hidden protective cover;

[0019] Figure 5 It is Figure 4 It is an enlarged schematic view of A in the utility model;

[0020] Figure 6 It is a schematic view of the structure of the pushing mechanism and the buffering mechanism of the utility model.

[0021] LEGEND:

[0022] 1, workbench; 2, lower mold; 3, fixed frame; 4, first electric telescopic rod; 5, upper mold; 6, protective cover; 7, second electric telescopic rod; 8, connecting plate; 9, eccentric wheel; 10, push plate; 11, first hollow groove; 12, extrusion plate; 13, second hollow groove; 14, inspection door; 15, disc; 16, spring; 17, moving rod; 18, rotating rod; 19, driven sprocket; 20, chain; 21, square block; 22, connecting frame; 23, vertical plate; 24, nut; 25, driving sprocket; 26, tension pulley; 27, supporting block; 28, servo motor. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical schemes and beneficial effects of the present application clearer, the present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0024] Referring to Figures 1-6The utility model provides a kind of EPS foam board production automatic forming device, including workbench 1, the upper end of workbench 1 is fixedly connected with fixed frame 3 and lower mould 2, the upper end of fixed frame 3 is fixedly installed with first electric telescopic rod 4, the output end of first electric telescopic rod 4 is fixedly connected with upper mould 5, and upper mould 5 is located the upper end of lower mould 2, and the inside of lower mould 2 is provided with buffer mechanism and pusher mechanism, and pusher mechanism is used to push upwards the EPS foam board of forming;

[0025] Buffer mechanism includes power assembly, first hollow groove 11, extrusion plate 12, moving rod 17, disc 15, spring 16, square block 21, eccentric wheel 9 and rotating rod 18, four first hollow grooves 11 are opened in the inside of lower mould 2, and the inside of four first hollow grooves 11 is slidably extruded plate 12, and four extrusion plates 12 are in two groups, and the bottom of each group of extrusion plates 12 is fixedly connected with moving rod 17, moving rod 17 is downwardly penetrated through lower mould 2 and workbench 1, and is slidably connected with lower mould 2 and workbench 1, the circumference of moving rod 17 is fixedly connected with square block 21 and disc 15, the upper end of disc 15 is fixedly connected with spring 16, one end of spring 16 away from disc 15 is fixedly connected between workbench 1, and spring 16 is sleeved on the circumference of moving rod 17, rotating rod 18 is rotatably connected with the lower end of workbench 1 through bearing seat, power assembly is installed at the rear end of rotating rod 18, eccentric wheel 9 is fixedly connected with the circumference of rotating rod 18, and eccentric wheel 9 is located the lower end of square block 21, and is used for extruding square block 21;

[0026] Power assembly includes servo motor 28, driving sprocket 25, driven sprocket 19, tension pulley 26, adjusting part and chain 20, the bottom of workbench 1 is fixedly connected with servo motor 28, the output shaft end of servo motor 28 is fixedly connected with driving sprocket 25, the rear end of rotating rod 18 is fixedly connected with driven sprocket 19, the lower end of workbench 1 is connected with tension pulley 26 through adjusting part, and driving sprocket 25 is connected between driven sprocket 19 and tension pulley 26 through chain 20;The central axis of eccentric wheel 9 is parallel with the central axis of rotating rod 18 but not coincident.

[0027] When working, the first electric telescopic rod 4 is controlled to work, the upper die 5 is driven to move downward, the EPS foam board raw material (EPS polystyrene beads containing volatile foaming agent) in the lower die 2 is processed and formed by cooperation of the upper die 5 and the lower die 2, after the EPS foam board is formed, the first electric telescopic rod 4 is controlled to retract, the upper die 5 is driven to move upward and reset, then the power assembly is controlled to work, at this time, the servo motor 28 works to drive the driving sprocket 25 to rotate, and under the cooperation of the chain 20 and the driven sprocket 19, the rotating rod 18 is driven to rotate, the rotating rod 18 rotates to drive the eccentric wheel 9 to rotate, the square block 21 is intermittently extruded upward and reset along with the rotation of the eccentric wheel 9, and the moving rod 17 is intermittently pushed upward, at this time, the moving rod 17 drives the disc 15 and the extrusion plate 12 to move upward, and the spring 16 is compressed along with the upward movement of the disc 15, along with the continuous rotation of the eccentric wheel 9, the disc 15 is driven to reciprocatingly move up and down under the action of the spring 16, and the moving rod 17 drives the extrusion plate 12 to reciprocatingly move up and down, at this time, the extrusion plate 12 can frequently extrude the formed EPS foam board upward, so that the EPS foam board and the lower die 2 are gradually relaxed and no longer closely attached, which is helpful for the subsequent pushing mechanism to smoothly and safely push out the formed EPS foam board.

[0028] As shown in Figures 5-6 , the adjusting piece comprises a vertical plate 23, a nut 24 and a supporting block 27, the bottom end of the workbench 1 is fixedly connected with the vertical plate 23, the front end face of the vertical plate 23 is provided with a sliding hole, the rear end of the vertical plate 23 is slidably connected with the supporting block 27, the rear end of the supporting block 27 is rotatably connected with the tension wheel 26, the front end of the supporting block 27 is fixedly connected with a screw rod, the screw rod penetrates through the vertical plate 23 through the sliding hole, and the circumferential surface of the screw rod is threadedly connected with the nut 24, and the nut 24 is located at the front end of the vertical plate 23 and closely attached to the vertical plate 23.

[0029] When working, the nut 24 is rotated to move away from the vertical plate 23, the screw rod and the supporting block 27 can be moved up and down along the sliding hole, and then the position of the tension wheel 26 is adjusted, until the tension wheel 26 is at a suitable height, the nut 24 is tightened again, the position of the tension wheel 26 is adjusted, so that the tension wheel 26 is always in a tension state with the chain 20, so that the driven sprocket 19 and the chain 20 can smoothly drive the rotating rod 18 to rotate.

[0030] As shown in Figure 3 and Figure 6As shown, the pushing mechanism includes a second electric telescopic rod 7, a connecting frame 22, a connecting plate 8, a push plate 10 and a first hollow slot 11, the inner part of the lower mold 2 is provided with two second hollow slots 13, the inner part of each of the two second hollow slots 13 is slidably connected with the push plate 10, the lower ends of the two push plates 10 are fixedly connected with the connecting frame 22, the connecting frame 22 penetrates through the lower mold 2 and the workbench 1 downward and is slidably connected with the lower mold 2 and the workbench 1, the circumferential surface of the connecting frame 22 is fixedly connected with the connecting plate 8, the upper end of the workbench 1 is fixedly connected with the second electric telescopic rod 7, and the output end of the second electric telescopic rod 7 is fixedly connected with the connecting plate 8.

[0031] In working, the second electric telescopic rod 7 is retracted, which can pull the two push plates 10 to move upward under the cooperation of the connecting plate 8 and the connecting frame 22, so as to drive the EPS foam board formed in the inner part of the lower mold 2 to be pushed out, thereby facilitating the operator to take the material.

[0032] As shown, Figure 2 the lower end of the workbench 1 is fixedly connected with a protective cover 6, the connecting frame 22, the connecting plate 8, the push plate 10 and the buffer mechanism are located in the protective cover 6 and the lower mold 2, the rear end of the protective cover 6 is rotatably connected with an access door 14 through a hinge, and the access door 14 is located at the rear end of the adjusting part.

[0033] In working, the buffer mechanism can be protected under the action of the protective cover 6, so as to avoid being damaged by being exposed to the outside world in a large area, and the existence of the access door 14 also facilitates the operator to check the condition of the buffer mechanism in the protective cover 6 and timely adjust the adjusting part.

[0034] Working principle:

[0035] In use, the first electric telescopic rod 4 is controlled to work, driving the upper mold 5 to move downward, and the EPS foam board raw material (expandable polystyrene beads containing volatile blowing agent) in the lower mold 2 is processed and formed by the cooperation of the upper mold 5 and the lower mold 2. After the EPS foam board is formed, the first electric telescopic rod 4 is controlled to work first, driving the upper mold 5 to move upward and reset, then the buffer mechanism is controlled to work, driving the product in the inner part of the lower mold 2 to move up and down reciprocating, reducing the tightness of the product after forming and the inner wall of the lower mold 2, and then the pushing mechanism is controlled to work, driving the EPS foam board after forming to be pushed out of the lower mold 2, thereby facilitating the operator to take the material.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. An automatic forming device for EPS foam board production, comprising a workbench (1), characterized in that: The upper end of the workbench (1) is fixedly connected with a fixing frame (3) and a lower die (2), the upper end of the fixing frame (3) is fixedly installed with a first electric telescopic rod (4), the output end of the first electric telescopic rod (4) is fixedly connected with an upper die (5), the upper die (5) is located at the upper end of the lower die (2), the inside of the lower die (2) is provided with a buffering mechanism and a pushing mechanism, and the pushing mechanism is used for pushing the formed EPS foam board upward; The buffering mechanism comprises a power assembly, four first hollow grooves (11), four extrusion plates (12), four moving rods (17), four discs (15), four springs (16), four square blocks (21), an eccentric wheel (9) and a rotating rod (18), the inside of the lower die (2) is provided with the four first hollow grooves (11), the inside of each of the four first hollow grooves (11) is slidably provided with an extrusion plate (12), the four extrusion plates (12) are in two groups, the bottom end of each group of the extrusion plates (12) is fixedly connected with a moving rod (17), the moving rod (17) penetrates through the lower die (2) and the workbench (1) downward and is slidably connected with the lower die (2) and the workbench (1), the circumferential surface of the moving rod (17) is fixedly connected with a square block (21) and a disc (15), the upper end of the disc (15) is fixedly connected with a spring (16), the end, away from the disc (15), of the spring (16) is fixedly connected with the workbench (1), the spring (16) is sleeved on the circumferential surface of the moving rod (17), the lower end of the workbench (1) is rotatably connected with the rotating rod (18) through a bearing seat, the rear end of the rotating rod (18) is installed with the power assembly, the circumferential surface of the rotating rod (18) is fixedly connected with the eccentric wheel (9), the eccentric wheel (9) is located at the lower end of the square block (21) and is used for extruding the square block (21).

2. The automatic forming device for EPS foam board production according to claim 1, characterized in that: The power assembly comprises a servo motor (28), a driving sprocket (25), a driven sprocket (19), a tension pulley (26), an adjusting part and a chain (20), the bottom end of the workbench (1) is fixedly connected with the servo motor (28), the output shaft end of the servo motor (28) is fixedly connected with the driving sprocket (25), the rear end of the rotating rod (18) is fixedly connected with the driven sprocket (19), the lower end of the workbench (1) is connected with the tension pulley (26) through the adjusting part, and the driving sprocket (25) is connected with the driven sprocket (19) and the tension pulley (26) through the chain (20).

3. The automatic forming apparatus for EPS foam board production according to claim 2, characterized in that: The adjusting part comprises a vertical plate (23), a nut (24) and a supporting block (27), the bottom end of the workbench (1) is fixedly connected with the vertical plate (23), the front end surface of the vertical plate (23) is provided with a sliding hole, the rear end of the vertical plate (23) is slidably connected with the supporting block (27), the rear end of the supporting block (27) is rotatably connected with the tension pulley (26), the front end of the supporting block (27) is fixedly connected with a screw rod, the screw rod penetrates through the vertical plate (23) through the sliding hole, and the circumferential surface of the screw rod is threadedly connected with the nut (24), the nut (24) is located at the front end of the vertical plate (23) and is tightly attached to the vertical plate (23).

4. The automatic forming apparatus for EPS foam board production according to claim 1, characterized in that: The pushing mechanism comprises a second electric telescopic rod (7), a connecting frame (22), a connecting plate (8), a push plate (10) and a first hollow groove (11), two second hollow grooves (13) are arranged in the lower die (2), the push plates (10) are slidably connected in the second hollow grooves (13), the lower ends of the push plates (10) are fixedly connected with the connecting frame (22), the connecting frame (22) penetrates through the lower die (2) and the workbench (1) downwards and is slidably connected with the lower die (2) and the workbench (1), the circumferential surface of the connecting frame (22) is fixedly connected with the connecting plate (8), the upper end of the workbench (1) is fixedly connected with the second electric telescopic rod (7), and the output end of the second electric telescopic rod (7) is fixedly connected with the connecting plate (8).

5. The automatic forming apparatus for EPS foam board production according to claim 4, characterized in that: The lower end of the workbench (1) is fixedly connected with a protective cover (6), the connecting frame (22), the connecting plate (8), the push plate (10) and the buffer mechanism are located in the protective cover (6) and the lower die (2), the rear end of the protective cover (6) is rotatably connected with an access door (14) through a hinge, and the access door (14) is located at the rear end of the adjusting part.

6. The automatic forming apparatus for EPS foam board production according to claim 1, characterized in that: The central axis of the eccentric wheel (9) is parallel to but not coincident with the central axis of the rotating rod (18).

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