Up-down hot melting thermoforming mechanism

Abstract

The utility model discloses an up-and-down hot melting heating forming mechanism which comprises a workbench, the bottom wall of the workbench is fixedly connected with a machine frame, the bottom wall of the machine frame is fixedly connected with a bottom plate, the bottom of the bottom plate is provided with a walking assembly, idler wheels and a working groove are arranged in the walking assembly, the bottom plate is symmetrically provided with a plurality of sets of idler wheels, and the working groove is formed in the bottom of the bottom plate. An electric push rod is fixedly installed on the inner top face of the working groove, the output end of the bottom of the electric push rod is fixedly connected to a stopping and braking plate, a telescopic rod pushes an upper heating plate to move downwards, and the upper heating plate drives a sealing cover to move downwards till the bottom wall of an adjusting cover abuts against the workbench. And under the elastic action of a spring, a limiting rod moves upwards, the limiting rod drives a lifting plate to move upwards, an adjusting cover can stretch out and draw back conveniently through a movable groove, adjustment is more flexible, and by arranging a sliding base and a fixing rod for use, lifting of the upper heating plate is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of hot-melt heating, in particular to an upper and lower hot-melt heating molding mechanism. Background Art

[0002] The heating device of the existing thermoforming machine generally includes a frame, an upper heating furnace and a lower heating furnace. The upper heating furnace and the lower heating furnace are respectively arranged on the frame. The upper heating furnace is located above the sheet conveying device of the thermoforming machine, and the lower heating furnace is located below the sheet conveying device of the thermoforming machine. The position of the upper heating furnace corresponds to the position of the lower heating furnace. When the plastic sheet on the sheet conveying device passes between the upper heating furnace and the lower heating furnace, the upper heating furnace and the lower heating furnace heat and soften the plastic sheet at the same time, and the heated and softened plastic sheet is then formed in the mold to form a product of a desired shape.

[0003] In this regard, the Chinese utility model patent with authorization announcement number CN217196997U discloses a hot melt heating device with a safety function, including a mounting flange, a heat-insulating ceramic disk, a heating disk and a hot melt head assembly fixedly connected from top to bottom, the mounting flange is fixedly connected to the heat-insulating ceramic disk, the lower end of the heat-insulating ceramic disk is fixedly provided with a link head for connecting the heating disk, the link head penetrates the heating disk and is snap-fitted and fixedly connected to the hot melt head assembly, the heating disk is electrically connected to a hot melt control box, and the hot melt control box is provided with a protective switch button for preventing misoperation. The utility model adopts a 220V hot melt control box for control operation, and can meet my country's voltage standards without the need for a constant current regulator, greatly reducing the initial cost investment, reducing the difficulty of operation and maintenance, and utilizing the safety of the protective switch button to reduce the damage rate of the machine under misoperation of the heating disk, thereby ensuring the progress and accuracy of assembly, meeting the demand for optical lens assembly, and having a promotion effect;

[0004] The existing hot-melt heating mechanism is made of metal, which is heavy and large in size. It is difficult to carry when in use, which makes the mechanism less universal. In addition, during the heating process of the hot-melt heating mechanism, the raw materials are easily splashed by the heat, causing safety problems. For this reason, we propose an upper and lower hot-melt heating molding mechanism to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an upper and lower hot-melt heating and forming mechanism to solve the problems raised in the above-mentioned background technology.

[0006] A top and bottom hot-melt heating and forming mechanism comprises a workbench, the bottom wall of the workbench is fixedly connected to a frame, the bottom wall of the frame is fixedly connected to a bottom plate, a walking assembly is arranged at the bottom of the bottom plate, the walking assembly contains rollers and working grooves, a plurality of groups of rollers are symmetrically arranged on the bottom plate, a working groove is opened in the bottom of the bottom plate, an electric push rod is fixedly installed on the top surface of the working groove, and the output end at the bottom of the electric push rod is fixedly connected to a brake plate;

[0007] A top plate is arranged directly above the workbench, and multiple groups of fixed rods are symmetrically fixedly connected to the top side of the workbench, the top wall of the fixed rods is fixedly connected to the bottom wall of the top plate, a lower heating plate is fixedly installed in the top of the workbench, an upper heating plate is arranged directly below the top plate, a cylinder is fixedly installed in the top of the top plate, a telescopic rod is installed at the bottom output end of the cylinder, the bottom end of the telescopic rod movably passes through the top plate and extends downward, the bottom end of the telescopic rod is fixedly connected to the top of the upper heating plate, a sealing cover is fixedly connected to the side wall of the upper heating plate, a circular movable groove is provided at the bottom of the sealing cover, an adjusting component is arranged in the movable groove, the adjusting component contains an adjusting cover, the top wall of the adjusting cover is movably inserted in the movable groove, a sealing gasket is fixedly connected to the bottom wall of the adjusting cover, the bottom wall of the sealing gasket movably abuts against the top wall of the workbench, and the top wall of the adjusting cover is fixedly connected to a lifting plate.

[0008] Preferably, an anti-skid pad is fixedly connected to the bottom of the brake stop plate, a limiting block is symmetrically fixedly connected to the top side of the brake stop plate, limiting grooves are symmetrically provided on the inner side wall of the working groove, and the limiting blocks are movably engaged in the limiting grooves.

[0009] Preferably, a sliding seat is symmetrically fixedly connected to the side wall of the upper heating plate, a circular hole is opened in the middle of the sliding seat, and a fixing rod is movably inserted in the circular hole.

[0010] Preferably, a control console is fixedly mounted on the outer wall of the workbench, and a control box is fixedly mounted on the side wall of the workbench.

[0011] Preferably, the side walls of the lifting plate are symmetrically fixed with protrusions, the inner wall of the movable groove is fixedly connected with a limit plate, a plurality of limit holes are provided on the limit plate, the limit rods are movably inserted in the limit holes, and the top wall of the limit rods is fixedly connected with a baffle.

[0012] Preferably, a spring is movably sleeved on the limiting rod, the top end of the spring is fixedly connected to the bottom wall of the limiting plate, and the bottom end of the spring is fixedly connected to the top wall of the lifting plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model discloses a kind of utility model is provided with the walking assembly that can cooperate with the whole frame to move, and the roller is provided with the roller, so that the frame movement is more flexible, the user starts the electric push rod, the electric push rod pushes the brake plate downward, and the brake plate drives the anti-skid pad to abut on the ground, so that the placement of the frame is more stable, and the limit groove is provided to cooperate with the limit block, so that the brake plate has higher movement stability and the frame placement stability is higher, and the sealing cover is provided to cooperate with the adjusting assembly so that the heating plate can seal the working environment during the working process to avoid the splashing of raw materials, the cylinder pushes the telescopic rod to move downward, the telescopic rod pushes the upper heating plate to move downward, and the upper heating plate drives the sealing cover to move downward, at this time the adjusting cover moves downward until the bottom wall of the adjusting cover abuts on the working table, and the sealing pad is provided so that the sealing of the adjusting cover and the top wall of the working table is stronger, under the elastic force of the spring, the limit rod moves upward, and the limit rod drives the lifting plate to move upward, so that the adjusting cover is convenient to extend and retract through the movable groove, which is more convenient and the adjustment is more flexible, and the sliding seat and the fixed rod are provided to make the lifting of the upper heating plate more stable. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is a schematic diagram of the flat structure of the internal structure of the sealing cover in the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure between the sealing cover and the adjusting cover in the utility model;

[0018] Figure 4 It is a schematic diagram of the internal front view structure of the bottom plate of the utility model.

[0019] In the figure: 1. workbench; 101. control console; 102. control box; 2. frame; 3. bottom plate; 4. walking assembly; 41. roller; 42. working groove; 43. limit groove; 44. electric push rod; 45. brake plate; 46. limit block; 47. anti-skid pad; 5. top plate; 6. lower heating plate; 7. upper heating plate; 701. slide seat; 702. round hole; 8. cylinder; 801. telescopic rod; 9. sealing cover; 901. movable groove; 10. adjustment assembly; 1001. adjustment cover; 1002. sealing pad; 1003. lifting plate; 1004. bump; 1005. limit plate; 1006. limit hole; 1007. limit rod; 1008. spring; 1009. baffle; 11. fixing rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1:

[0022] See also Figure 1-2 The utility model provides a technical solution: an upper and lower hot-melt heating forming mechanism, including a workbench 1, the bottom wall of the workbench 1 is fixedly connected to a frame 2, the bottom wall of the frame 2 is fixedly connected to a bottom plate 3, a walking assembly 4 is arranged at the bottom of the bottom plate 3, the walking assembly 4 contains rollers 41 and working grooves 42, a plurality of groups of rollers 41 are symmetrically installed on the bottom plate of the bottom plate 3, a working groove 42 is opened in the bottom of the bottom plate 3, an electric push rod 44 is fixedly installed on the top surface of the working groove 42, and the bottom output end of the electric push rod 44 is fixedly connected to a brake plate 45, the walking assembly 4 can cooperate with the entire frame 2 to move, the roller 41 is arranged to make the frame 2 move more flexibly, the user starts the electric push rod 44, and the electric push rod 44 pushes the brake plate 45 downward, making the placement of the frame 2 more stable;

[0023] It should be noted that a top plate 5 is arranged directly above the workbench 1, and a plurality of groups of fixing rods 11 are symmetrically fixedly connected to the top side of the workbench 1, and the top walls of the fixing rods 11 are fixedly connected to the bottom wall of the top plate 5. A lower heating plate 6 is fixedly installed in the top of the workbench 1, and an upper heating plate 7 is arranged directly below the top plate 5. A cylinder 8 is fixedly installed in the top of the top plate 5, and a telescopic rod 801 is installed at the bottom output end of the cylinder 8. The bottom end of the telescopic rod 801 movably passes through the top plate 5 and extends downward, and the bottom end of the telescopic rod 801 is fixedly connected to the top of the upper heating plate 7. A sealing cover 9 is fixedly connected to the side wall of the upper heating plate 7, and a circular movable groove 901 is provided at the bottom of the sealing cover 9. An adjusting component 10 is arranged in the movable groove 901, and the adjusting component 10 contains an adjusting Cover 1001, the top wall of the adjusting cover 1001 is movably inserted in the movable groove 901, the bottom wall of the adjusting cover 1001 is fixedly connected with a sealing gasket 1002, the bottom wall of the sealing gasket 1002 is movably abutted against the top wall of the workbench 1, and the top wall of the adjusting cover 1001 is fixedly connected with a lifting plate 1003. By providing a sealing cover 9 and cooperating with the adjusting component 10, the heating plate can seal the working environment during operation to avoid splashing of raw materials. The cylinder 8 pushes the telescopic rod 801 to move downward, and the telescopic rod 801 pushes the upper heating plate 7 to move downward, and the upper heating plate 7 drives the sealing cover 9 to move downward. At this time, the adjusting cover 1001 moves downward until the bottom wall of the adjusting cover 1001 abuts against the workbench 1, which is safer.

[0024] Embodiment 2:

[0025] See also Figure 3 and Figure 4 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment;

[0026] Specifically, the side walls of the lifting plate 1003 are symmetrically fixedly connected with protrusions 1004), the inner wall of the movable groove 901 is fixedly connected with a limiting plate 1005, a plurality of groups of limiting holes 1006 are provided on the limiting plate 1005, a limiting rod 1007 is movably inserted in the limiting hole 1006, and a baffle 1009 is fixedly connected to the top wall of the limiting rod 1007.

[0027] It should be noted that a spring 1008 is movably sleeved on the limiting rod 1007 , the top end of the spring 1008 is fixedly connected to the bottom wall of the limiting plate 1005 , and the bottom end of the spring 1008 is fixedly connected to the top wall of the lifting plate 1003 .

[0028] It should be noted that the side wall of the upper heating plate 7 is symmetrically fixedly connected with a slide seat 701, a circular hole 702 is opened in the middle of the slide seat 701, and a fixing rod 11 is movably inserted in the circular hole 702. By setting up the slide seat 701 and the fixing rod 11, the lifting and lowering of the upper heating plate 7 is more stable.

[0029] In addition, an anti-skid pad 47 is fixedly connected to the bottom of the brake plate 45, and the brake plate 45 drives the anti-skid pad 47 to abut against the ground, making the placement of the frame 2 more stable. The top side of the brake plate 45 is symmetrically fixedly connected to the limiting block 46, and the inner wall of the working groove 42 is symmetrically provided with limiting grooves 43, and the limiting block 46 is movably engaged in the limiting groove 43. By setting the limiting groove 43 in conjunction with the limiting block 46, the movement stability of the brake plate 45 is higher and the placement stability of the frame 2 is higher.

[0030] Specifically, a control console 101 is fixedly installed on the outer wall of the workbench 1 , and a control box 102 is fixedly installed on the side wall of the workbench 1 .

[0031] Embodiment 3:

[0032] See also Figures 1 to 4 , which is the third embodiment of the utility model, and this embodiment is based on the above two embodiments;

[0033] When the utility model is in use, the walking assembly 4 can cooperate with the entire frame 2 to move. The roller 41 is provided to make the frame 2 move more flexibly. The user starts the electric push rod 44, and the electric push rod 44 pushes the brake plate 45 downward. The brake plate 45 drives the anti-skid pad 47 to abut against the ground, making the placement of the frame 2 more stable. The limit groove 43 is provided to cooperate with the limit block 46 to make the movement stability of the brake plate 45 higher, and the placement stability of the frame 2 higher. The sealing cover 9 is provided to cooperate with the adjustment assembly 10 so that the heating plate can seal the working environment during the working process to avoid splashing of raw materials. The cylinder 8 pushes the telescopic rod 801 downward Move, the telescopic rod 801 pushes the upper heating plate 7 to move downward, and the upper heating plate 7 drives the sealing cover 9 to move downward. At this time, the adjusting cover 1001 moves downward until the bottom wall of the adjusting cover 1001 abuts against the workbench 1. By providing a sealing gasket 1002, the sealing performance of the adjusting cover 1001 and the top wall of the workbench 1 is stronger. Under the elastic force of the spring 1008, the limit rod 1007 moves upward, and the limit rod 1007 drives the lifting plate 1003 to move upward, so that the adjusting cover 1001 is easy to extend and retract through the movable groove 901, which is more convenient and the adjustment is more flexible. By providing a sliding seat 701 and a fixed rod 11, the lifting and lowering of the upper heating plate 7 is more stable.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A top and bottom hot melt heating and forming mechanism, comprising a workbench (1), characterized in that: The bottom wall of the workbench (1) is fixedly connected to a frame (2), the bottom wall of the frame (2) is fixedly connected to a bottom plate (3), a walking assembly (4) is arranged at the bottom of the bottom plate (3), the walking assembly (4) contains rollers (41) and working grooves (42), a plurality of groups of rollers (41) are symmetrically mounted on the bottom plate of the bottom plate (3), a working groove (42) is opened in the bottom of the bottom plate (3), an electric push rod (44) is fixedly mounted on the top surface of the working groove (42), and the bottom output end of the electric push rod (44) is fixedly connected to a brake plate (45); A top plate (5) is arranged directly above the workbench (1); a plurality of fixed rods (11) are symmetrically fixedly connected to the top side of the workbench (1); the top walls of the fixed rods (11) are fixedly connected to the bottom wall of the top plate (5); a lower heating plate (6) is fixedly installed in the top of the workbench (1); an upper heating plate (7) is arranged directly below the top plate (5); a cylinder (8) is fixedly installed in the top of the top plate (5); a telescopic rod (801) is installed at the bottom output end of the cylinder (8); the bottom end of the telescopic rod (801) movably passes through the top plate (5) and extends downward; the bottom end of the telescopic rod (801) is fixedly connected to the upper heating plate (7); ) top, the side wall of the upper heating plate (7) is fixedly connected with a sealing cover (9), the bottom of the sealing cover (9) is provided with a circular movable groove (901), an adjusting component (10) is arranged in the movable groove (901), the adjusting component (10) contains an adjusting cover (1001), the top wall of the adjusting cover (1001) is movably inserted in the movable groove (901), the bottom wall of the adjusting cover (1001) is fixedly connected with a sealing gasket (1002), the bottom wall of the sealing gasket (1002) is movably abutted against the top wall of the workbench (1), and the top wall of the adjusting cover (1001) is fixedly connected with a lifting plate (1003).

2. The upper and lower hot-melt heating and forming mechanism according to claim 1, characterized in that: The side walls of the lifting plate (1003) are symmetrically fixedly connected with protrusions (1004); the inner wall of the movable groove (901) is fixedly connected with a limit plate (1005); a plurality of groups of limit holes (1006) are provided on the limit plate (1005); a limit rod (1007) is movably inserted into the limit hole (1006); and a baffle (1009) is fixedly connected to the top wall of the limit rod (1007).

3. The upper and lower hot-melt heating and forming mechanism according to claim 2, characterized in that: A spring (1008) is movably sleeved on the limiting rod (1007), the top end of the spring (1008) is fixedly connected to the bottom wall of the limiting plate (1005), and the bottom end of the spring (1008) is fixedly connected to the top wall of the lifting plate (1003).

4. The upper and lower hot-melt heating and forming mechanism according to claim 1, characterized in that: The side wall of the upper heating plate (7) is symmetrically fixedly connected with a sliding seat (701), a circular hole (702) is opened in the middle of the sliding seat (701), and a fixing rod (11) is movably inserted into the circular hole (702).

5. The upper and lower hot-melt heating and forming mechanism according to claim 1, characterized in that: The bottom of the brake stop plate (45) is fixedly connected with an anti-skid pad (47), the top side of the brake stop plate (45) is symmetrically fixedly connected with a limit block (46), the inner side wall of the working groove (42) is symmetrically provided with a limit groove (43), and the limit block (46) is movably engaged in the limit groove (43).

6. The upper and lower hot-melt heating and forming mechanism according to claim 5, characterized in that: A control console (101) is fixedly mounted on the outer wall of the workbench (1), and a control box (102) is fixedly mounted on the side wall of the workbench (1).

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