Energy-saving heating device for injection molding machine

Abstract

The utility model belongs to the technical field of heating devices. The energy-saving heating device for the injection molding machine comprises a mounting frame, two connecting shafts are rotationally connected to the inner wall of the mounting frame in an up-down symmetrical structure, connecting arms are fixedly connected to the outer walls of the circumferences of the two connecting shafts, gears are fixedly connected to the two ends of the two connecting shafts respectively, and the two gears located on the same side are meshed with each other. The first motor drives the upper connecting shaft to rotate, the gear can drive the lower connecting shaft to rotate, and the two connecting arms can drive the first heat preservation shell and the second heat preservation shell to synchronously and reversely turn over, so that the first heat preservation shell and the second heat preservation shell are both opened; the outer wall of the injection molding machine is sleeved with the first heat preservation shell and the second heat preservation shell, the first motor drives the first heat preservation shell and the second heat preservation shell to be buckled on the injection molding machine, the first heat preservation shell and the second heat preservation shell can be conveniently mounted and dismounted through the design, the operation time is shortened, and the operation efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heating devices, and more specifically to an energy-saving heating device for an injection molding machine. Background Art

[0002] Injection molding machine is an important industrial equipment used to produce plastic products. It heats the plastic raw material to a molten state, then injects the molten plastic into the mold, and after cooling and hardening, the desired plastic product is obtained. The working principle of the injection molding machine mainly includes the steps of plastic melting, injection, cooling and mold opening, and each step has a vital impact on the quality of the final product.

[0003] In the existing technology, such as the document with publication number CN219543954U, a heating device for an injection molding machine is specifically disclosed. In the document, the device needs to manually open the first insulation shell and the second insulation shell before the first insulation shell and the second insulation shell can be put on the injection molding machine. The operation process is inefficient and results in a long installation time. For this reason, we propose an energy-saving heating device for an injection molding machine. Utility Model Content

[0004] Based on the above-mentioned technical problem that "the device in the prior art requires manual opening of the first insulation shell and the second insulation shell before the first insulation shell and the second insulation shell can be put on the injection molding machine, and this operation process is inefficient and leads to a long installation time", the utility model proposes an energy-saving heating device for an injection molding machine.

[0005] The utility model proposes an energy-saving heating device for an injection molding machine, comprising a mounting frame, an inner wall of the mounting frame presenting an upper and lower symmetrical structure and rotatably connected to two connecting shafts, the circumferential outer walls of the two connecting shafts are fixedly connected to connecting arms, both ends of the two connecting shafts are respectively fixedly connected to gears, the two gears located on the same side are meshed with each other, the upper end of the connecting arm is fixedly connected to a first heat-insulating shell, and the lower end of the connecting arm is fixedly connected to a second heat-insulating shell.

[0006] Preferably, outer walls of the first heat-insulating shell and the second heat-insulating shell are both fixedly connected with heat-insulating sleeves, and inner walls of the first heat-insulating shell and the second heat-insulating shell are both fixedly connected with a plurality of heating pipes.

[0007] Preferably, both ends of the first heat-insulating shell and the second heat-insulating shell are fixedly connected with rubber seals, and the two rubber seals located on the same side are combined to form a connecting hole.

[0008] Preferably, a first fixing seat is fixedly connected to the side wall of the mounting frame, a first motor is fixedly connected to the top of the first fixing seat, and an output end of the first motor is fixedly connected to the upper end of the connecting shaft.

[0009] Preferably, it also includes a mounting seat, the top of the mounting seat is fixedly connected to a support plate, the side walls of the support plate are symmetrically structured and fixedly connected to two inclined support plates, and the bottoms of the two inclined support plates are fixedly connected to the mounting seat.

[0010] Preferably, a movable hole is opened on the outer wall of the support plate, a threaded rod is rotatably connected to the inner wall of the movable hole, the top of the threaded rod passes through the support plate and extends to the top thereof, a second fixed seat is fixedly connected to the outer wall of the support plate, a second motor is fixedly connected to the outer wall of the second fixed seat, an output end of the second motor is fixedly connected to the threaded rod, a support arm is slidably connected to the inner wall of the movable hole, the end of the threaded rod passes through the support arm and is threadedly connected to the support arm, and the top of the support arm is fixedly connected to the mounting frame.

[0011] The beneficial effects of the present invention are:

[0012] 1. The upper connecting shaft is driven to rotate by the first motor, the lower connecting shaft is driven to rotate by the gear, and the first insulation shell and the second insulation shell are driven to turn synchronously in the opposite direction by the two connecting arms, so that the first insulation shell and the second insulation shell are both opened, and the first insulation shell and the second insulation shell are put on the outer wall of the injection molding machine, and the first insulation shell and the second insulation shell are driven by the first motor to buckle on the injection molding machine. This design can facilitate the installation and disassembly of the first insulation shell and the second insulation shell, shorten the operation time, and improve the operation efficiency.

[0013] 2. The threaded rod is driven to rotate by the second motor, so that the support arm slides along the inner wall of the movable hole, and the mounting frame is driven to move by the support arm, so that the installation height of the first insulation shell and the second insulation shell can be adjusted to adapt to the installation of injection molding machines with different installation heights.

[0014] 3. After the first insulation shell and the second insulation shell are installed, the rubber seal can be pressed on the injection molding machine. At this time, the inner wall of the rubber seal can be tightly attached to the outer wall of the injection molding machine, thereby improving the sealing performance of the installation of the first insulation shell and the second insulation shell, improving the insulation effect, and achieving the purpose of energy saving. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 It is a partial structural schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the installation structure of the support arm of the utility model.

[0018] In the figure: 1. mounting frame; 2. connecting shaft; 3. gear; 4. connecting arm; 5. first insulation shell; 6. second insulation shell; 7. first fixed seat; 8. first motor; 9. insulation sleeve; 10. rubber seal; 11. heating tube; 12. connecting hole; 13. mounting seat; 14. oblique support plate; 15. support plate; 16. moving hole; 17. threaded rod; 18. support arm; 19. second fixed seat; 20. second motor. DETAILED DESCRIPTION

[0019] 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.

[0020] like Figure 1 and Figure 2 As shown, an energy-saving heating device for an injection molding machine includes a mounting frame 1, the inner wall of the mounting frame 1 is symmetrically structured up and down and is rotatably connected to two connecting shafts 2, the outer walls of the two connecting shafts 2 are fixedly connected to connecting arms 4, both ends of the two connecting shafts 2 are fixedly connected to gears 3, the two gears 3 on the same side are meshed with each other, the end of the upper connecting arm 4 is fixedly connected to a first heat-insulating shell 5, the end of the lower connecting arm 4 is fixedly connected to a second heat-insulating shell 6, the side wall of the mounting frame 1 is fixedly connected to a first fixing seat 7, the top of the first fixing seat 7 is fixedly connected to a first motor 8, and the output end of the first motor 8 is connected to the upper The ends of the connecting shaft 2 are fixedly connected, the upper connecting shaft 2 is driven to rotate by the first motor 8, the lower connecting shaft 2 can be driven to rotate by the gear 3, and the first insulation shell 5 and the second insulation shell 6 can be driven to turn synchronously in the opposite direction by the two connecting arms 4, so that the first insulation shell 5 and the second insulation shell 6 are both opened, and the first insulation shell 5 and the second insulation shell 6 are put on the outer wall of the injection molding machine, and the first insulation shell 5 and the second insulation shell 6 are driven by the first motor 8 to be buckled on the injection molding machine. This design can facilitate the installation and disassembly of the first insulation shell 5 and the second insulation shell 6, shorten the operation time, and improve the operation efficiency.

[0021] like Figure 1As shown, the outer walls of the first insulation shell 5 and the second insulation shell 6 are fixedly connected with an insulation sleeve 9, the inner walls of the first insulation shell 5 and the second insulation shell 6 are fixedly connected with a plurality of heating tubes 11, and the first insulation shell 5 and the second insulation shell 6 are respectively fixedly connected with rubber seals 10 at both ends, and the two rubber seals 10 located on the same side are combined to form a connecting hole 12. After the first insulation shell 5 and the second insulation shell 6 are installed, the rubber seal 10 can be pressed on the injection molding machine. At this time, the inner wall of the rubber seal 10 can be tightly attached to the outer wall of the injection molding machine, thereby improving the sealing of the installation of the first insulation shell 5 and the second insulation shell 6, improving the insulation effect, and achieving the purpose of energy saving.

[0022] like Figure 1 and Figure 3 As shown, it also includes a mounting seat 13, a support plate 15 is fixedly connected to the top of the mounting seat 13, and the side wall of the support plate 15 is symmetrically fixedly connected to two oblique support plates 14, and the bottoms of the two oblique support plates 14 are fixedly connected to the mounting seat 13, and the outer wall of the support plate 15 is provided with a moving hole 16, and the inner wall of the moving hole 16 is rotatably connected to a threaded rod 17, and the top of the threaded rod 17 passes through the support plate 15 and extends to the top thereof, and the outer wall of the support plate 15 is fixedly connected to a second fixing seat 19, and the outer wall of the second fixing seat 19 is fixedly connected to a second motor 20, and the second motor The output end of the machine 20 is fixedly connected to the threaded rod 17, and the inner wall of the movable hole 16 is slidably connected with a support arm 18. The end of the threaded rod 17 passes through the support arm 18 and is threadedly connected thereto. The top of the support arm 18 is fixedly connected to the mounting frame 1. The threaded rod 17 is driven to rotate by the second motor 20, so that the support arm 18 slides along the inner wall of the movable hole 16, and the mounting frame 1 is moved by the support arm 18, so that the installation height of the first insulation shell 5 and the second insulation shell 6 can be adjusted to adapt to the installation of injection molding machines with different installation heights.

[0023] Working principle: The threaded rod 17 is driven to rotate by the second motor 20, so that the support arm 18 slides along the inner wall of the moving hole 16, and the mounting frame 1 is driven to move by the support arm 18, so that the installation height of the first insulation shell 5 and the second insulation shell 6 can be adjusted;

[0024] The upper connecting shaft 2 is driven to rotate by the first motor 8, the lower connecting shaft 2 is driven to rotate by the gear 3, and the first heat-insulating shell 5 and the second heat-insulating shell 6 are driven to turn synchronously in the opposite direction by the two connecting arms 4, so that the first heat-insulating shell 5 and the second heat-insulating shell 6 are both opened;

[0025] The first insulation shell 5 and the second insulation shell 6 are put on the outer wall of the injection molding machine, and the first motor 8 drives the first insulation shell 5 and the second insulation shell 6 to be buckled on the injection molding machine. At this time, the rubber seal 10 can be pressed on the injection molding machine, and the inner wall of the rubber seal 10 can be tightly connected to the outer wall of the injection molding machine, thereby improving the sealing of the installation of the first insulation shell 5 and the second insulation shell 6, improving the insulation effect, and achieving the purpose of energy saving. The multiple heating tubes 11 on the inner walls of the first insulation shell 5 and the second insulation shell 6 can heat the injection molding machine.

[0026] It should be noted that the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0027] 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 these 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. An energy-saving heating device for an injection molding machine, comprising a mounting frame (1) and a first motor (8), characterized in that: The inner wall of the mounting frame (1) is symmetrical in structure and is rotatably connected to two connecting shafts (2); the output end of the first motor (8) is fixedly connected to the upper end of the connecting shaft (2); the circumferential outer walls of the two connecting shafts (2) are fixedly connected to connecting arms (4); both ends of the two connecting shafts (2) are fixedly connected to gears (3); the two gears (3) located on the same side are meshed with each other; the upper end of the connecting arm (4) is fixedly connected to a first heat-insulating shell (5); and the lower end of the connecting arm (4) is fixedly connected to a second heat-insulating shell (6).

2. The energy-saving heating device for an injection molding machine according to claim 1, characterized in that: The outer walls of the first thermal insulation shell (5) and the second thermal insulation shell (6) are both fixedly connected with thermal insulation sleeves (9), and the inner walls of the first thermal insulation shell (5) and the second thermal insulation shell (6) are both fixedly connected with a plurality of heating pipes (11).

3. The energy-saving heating device for an injection molding machine according to claim 1, characterized in that: The first heat-insulating shell (5) and the second heat-insulating shell (6) are respectively fixedly connected with rubber seals (10) at both ends, and the two rubber seals (10) located on the same side are combined to form a connection hole (12).

4. The energy-saving heating device for an injection molding machine according to claim 1, characterized in that: A first fixing seat (7) is fixedly connected to the side wall of the mounting frame (1), and the first motor (8) is fixedly connected to the top of the first fixing seat (7).

5. The energy-saving heating device for an injection molding machine according to claim 1, characterized in that: It also comprises a mounting seat (13), the top of the mounting seat (13) being fixedly connected to a support plate (15), the side walls of the support plate (15) being symmetrically structured and fixedly connected to two oblique support plates (14), the bottoms of the two oblique support plates (14) being fixedly connected to the mounting seat (13).

6. The energy-saving heating device for an injection molding machine according to claim 5, characterized in that: The outer wall of the support plate (15) is provided with a movable hole (16), the inner wall of the movable hole (16) is rotatably connected to a threaded rod (17), the top of the threaded rod (17) passes through the support plate (15) and extends to the top thereof, the outer wall of the support plate (15) is fixedly connected to a second fixing seat (19), the outer wall of the second fixing seat (19) is fixedly connected to a second motor (20), the output end of the second motor (20) is fixedly connected to the threaded rod (17), the inner wall of the movable hole (16) is slidably connected to a support arm (18), the end of the threaded rod (17) passes through the support arm (18) and is threadedly connected thereto, and the top of the support arm (18) is fixedly connected to the mounting frame (1).

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