Fan heater shell injection mold with automatic lubricating function

Abstract

The utility model relates to the technical field of molds, in particular to a fan heater shell injection mold with an automatic lubricating function. Comprising an upper mold, a lower mold and an auxiliary device, the auxiliary device comprises a mounting frame, an oil guide nozzle, a supporting plate, an oil pump, an oil distribution valve and a guide assembly, during machining, an equipment power head drives the upper mold to move downwards and is matched with the lower mold to form an injection molding cavity, then feed liquid is injected through an injection hole and an injection pipe in the rear side of the lower mold, and forming machining is achieved; meanwhile, through timing action of an oil pump, lubricating oil can be pumped and conveyed, conveyed to an oil distribution valve through a movable oil pipe and then conveyed to an oil guide nozzle through the movable oil pipe, and finally, when the upper die ascends and descends, the lubricating oil can be coated on the guide assembly to realize working lubrication; the guide assembly can be well lubricated, the working stability of the die is improved, die abrasion is reduced, the replacement time is prolonged, and the use cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an injection mold for a heater shell with an automatic lubrication function. Background Art

[0002] Injection molding is a molding method that combines injection and molding. Its advantages are fast production speed, high efficiency, automated operation, the shape can be from simple to complex, the size can be from large to small, and the product size is precise. The product is easy to update and can form parts with complex shapes. Injection molding is suitable for mass production and molding processing fields such as products with complex shapes.

[0003] At present, the heater housing can be made by injection molding. In order to facilitate the stable cooperation between the upper mold and the lower mold, the existing injection mold will be provided with guide structures on both sides. The common guide structures are mostly composed of guide pins and guide sleeves. The guide pins are fixedly installed on the fixed mold, and the guide sleeves are arranged on the movable mold. The linear sliding bearings are installed inside. When the movable mold moves downward, the guide pins and the guide sleeves are linearly slid to achieve stable cooperation between the fixed mold and the movable mold, and then the injection molding process can be carried out.

[0004] However, most of the existing injection molds are not equipped with automatic lubrication mechanisms, so that when the mold is working, the linear sliding bearing fittings in the guide pin and the guide sleeve cannot be well lubricated, which increases mold wear, reduces service life, and increases use costs. Utility Model Content

[0005] The purpose of the utility model is to provide an injection mold for a heater housing with an automatic lubrication function, which is intended to achieve good working lubrication for the guide component during processing and use, thereby improving the working stability of the mold, reducing mold wear, extending the replacement time, and reducing the cost of use.

[0006] To achieve the above object, the utility model provides an injection mold for a heater housing with an automatic lubrication function, comprising an upper mold and a lower mold, wherein the lower mold is located below the upper mold, and further comprises an auxiliary device;

[0007] The auxiliary device includes a mounting frame, an oil guide nozzle, a support plate, an oil pump, an oil distribution valve and a guide assembly. The mounting frame is fixedly connected to the lower mold and is located on both sides of the lower mold. The oil guide nozzle is detachably connected to the mounting frame and is annularly installed on the mounting frame. The support plate is fixedly connected to the mounting frame and is located on the mounting frame. The oil pump is fixedly connected to the support plate and is located on the support plate. The oil distribution valve is fixedly connected to the support plate and is connected to the oil pump and the oil guide nozzle through movable oil pipes respectively, and is located on the side of the support plate close to the oil pump. The guide assembly is arranged on the side of the lower mold close to the upper mold.

[0008] Wherein, the lower mold has a positioning hole, and the positioning hole is located on a side of the lower mold close to the upper mold.

[0009] Wherein, the upper mold has a positioning protrusion, the positioning protrusion cooperates with the positioning hole, and is located on a side of the upper mold close to the positioning hole.

[0010] Wherein, the guide assembly includes a T-shaped rod and a bearing seat, the T-shaped rod is fixedly connected to the lower mold, and is slidably connected to the mounting frame, and is located on the lower mold; the bearing seat is fixedly connected to the upper mold, and is slidably connected to the T-shaped rod, and is located on the upper mold.

[0011] Wherein, the auxiliary device also includes a limit plate and a locking bolt, the limit plate is detachably connected to the T-shaped rod and is located at the top of the T-shaped rod; the locking bolt is threadedly connected to the T-shaped rod and is slidably connected to the limit plate and is located at the top of the limit plate.

[0012] The utility model discloses an injection mold for a heater shell with an automatic lubrication function. When the lower mold is installed, it is fixed on the equipment workbench, an injection hole is arranged on the back, an injection pipe is arranged on the outside of the injection hole for injecting liquid, the upper mold is installed on the equipment power head to realize vertical lifting and moving, the mounting frame is installed on both sides of the lower mold, the oil guide nozzle ring array is installed on the mounting frame, the support plate is installed on one side of the mounting frame, the oil pump is installed on the support plate, the oil distribution valve is installed on the support plate, the guide component is arranged on the side of the lower mold close to the upper mold, and during processing, the equipment power head drives the upper mold downward and cooperates with the lower mold to form an injection The plastic cavity is then injected through the injection hole and the injection pipe on the rear side of the lower mold to realize the molding process. When the lower mold cooperates with the upper mold, the guide component guides. At the same time, the oil pump is operated regularly to extract and transport the lubricating oil, which is transported to the oil distribution valve through the movable oil pipe, and then transported to the oil guide nozzle through the movable oil pipe. Finally, when the upper mold is lifted and moved, the lubricating oil can be coated on the guide component to achieve working lubrication. Then, during processing and use, the guide component can achieve good working lubrication, which is beneficial to improve the working stability of the mold, reduce mold wear, extend the replacement time, and reduce the use cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0014] Figure 1 It is a schematic diagram of the overall structure of the injection mold for a heater housing with an automatic lubrication function according to the first embodiment of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the lower mold of the first embodiment of the utility model.

[0016] Figure 3 It is a structural schematic diagram of the upper mold of the first embodiment of the utility model.

[0017] Figure 4 It is a cross-sectional view of the mounting frame of the first embodiment of the utility model.

[0018] Figure 5 It is a schematic diagram of the overall structure of the injection mold for a heater housing with an automatic lubrication function according to the second embodiment of the utility model.

[0019] In the figure: 101-upper die, 102-lower die, 103-mounting frame, 104-oil guide nozzle, 105-support plate, 106-oil pump, 107-oil distribution valve, 108-positioning hole, 109-positioning protrusion, 110-T-rod, 111-bearing seat, 201-limiting plate, 202-locking bolt. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0021] Embodiment 1:

[0022] like Figures 1 to 4 As shown, Figure 1 This is a schematic diagram of the overall structure of the injection mold for the heater housing with automatic lubrication function. Figure 2 is a schematic diagram of the structure of the lower mold 102, Figure 3 is a schematic diagram of the structure of the upper mold 101, Figure 4 It is a cross-sectional view of the mounting frame 103. The utility model provides an injection mold for a heater housing with an automatic lubrication function: it includes an upper mold 101, a lower mold 102 and an auxiliary device, the auxiliary device includes a mounting frame 103, an oil guide nozzle 104, a support plate 105, an oil pump 106, an oil distribution valve 107 and a guide assembly, and the guide assembly includes a T-shaped rod 110 and a bearing seat 111. Through the above scheme, the guide assembly can be well lubricated during processing and use, which is beneficial to improving the working stability of the mold, reducing mold wear, extending the replacement time, and reducing the use cost. It can be understood that the above scheme can achieve good working lubrication of the mold, which is beneficial to improving the working stability of the mold, reducing mold wear, extending the replacement time, and reducing the use cost.

[0023] In this embodiment, the lower mold 102 is located below the upper mold 101, and the lower mold 102 has a molding cavity. An injection hole is arranged on the back side of the molding cavity, and an injection tube is installed on the outer side of the injection hole. The lower mold 102 is installed on the equipment workbench, and the upper mold 101 is installed on the equipment power head to realize vertical lifting.

[0024] Among them, the mounting frame 103 is fixedly connected to the lower mold 102 and is located on both sides of the lower mold 102, the oil guide nozzle 104 is detachably connected to the mounting frame 103 and is annularly installed on the mounting frame 103, the support plate 105 is fixedly connected to the mounting frame 103 and is located on the mounting frame 103, the oil pump 106 is fixedly connected to the support plate 105 and is located on the support plate 105, the oil distribution valve 107 is fixedly connected to the support plate 105, and is connected to the oil pump 106 and the oil guide nozzle 104 through movable oil pipes respectively, and is located on the side of the support plate 105 close to the oil pump 106, and the guide assembly is arranged on the side of the lower mold 102 close to the upper mold 101. The mounting frame 103 is mounted on the lower die 102 by tightening with locating pins and bolts, and a guide port with a tapered port facing downward is provided on the mounting frame 103 to facilitate the cooperation of the guide assembly, the oil guide nozzle 104 is mounted on the mounting frame 103 by bolts, the support plate 105 is mounted on the mounting frame 103 by bolts, the oil pump 106 adopts a timed integrated oil pump, which is mounted on the support plate 105 by bolts, and the oil distribution valve 107 is mounted on the support plate 105 by bolts, the left side of which is the oil inlet, which is connected with the oil pump 106 through an active oil pipe, and the top is the oil outlet, which is connected with the oil guide nozzle 104 or the oil delivery pipes of other lubrication parts through an active oil pipe, and quick connectors are respectively provided on the oil ports to facilitate the setting of active oil pipes, and the guide assembly is arranged on the side of the lower die 102 close to the upper die 101, which is used for the cooperation and guidance of the lower die 102 and the upper die 101.

[0025] Secondly, the lower die 102 has a positioning hole 108, and the positioning hole 108 is located on a side of the lower die 102 close to the upper die 101. The positioning hole 108 facilitates the working cooperation between the lower die 102 and the upper die 101.

[0026] Then, the upper mold 101 has a positioning protrusion 109, which cooperates with the positioning hole 108 and is located on the side of the upper mold 101 close to the positioning hole 108. When the upper mold 101 cooperates with the lower mold 102, the positioning protrusion 109 can slide into the positioning hole 108, further improving the cooperation stability between the lower mold 102 and the upper mold 101.

[0027] Finally, the T-shaped rod 110 is fixedly connected to the lower die 102, and is slidably connected to the mounting frame 103, and is located on the lower die 102; the bearing seat 111 is fixedly connected to the upper die 101, and is slidably connected to the T-shaped rod 110, and is located on the upper die 101. The T-shaped rod 110 is tightened on the lower die 102 by positioning pins and bolts, and the bearing seat 111 has a T-shaped cross section, and a linear sliding bearing is installed inside to facilitate the sliding fit of the T-shaped rod 110, and is installed on the upper die 101 by bolts.

[0028] When the utility model is used to achieve good working lubrication of the guide component, it is beneficial to improve the working stability of the mold, reduce mold wear, extend the replacement time, and reduce the use cost. During processing, the power head of the equipment drives the upper mold 101 downward and cooperates with the lower mold 102 to form an injection cavity. Then, the material liquid is injected through the injection hole and the injection tube on the rear side of the lower mold 102 to achieve molding processing. When the lower mold 102 cooperates with the upper mold 101, the positioning protrusion 109 can slide into the positioning hole 108, and the guide component guides. During the guiding, the bearing seat 111 performs a linear movement on the T-shaped rod 110. Sliding, at the same time, through the timed action of the oil pump 106, the lubricating oil can be extracted and transported, first transported to the oil distribution valve 107 through the movable oil pipe, and then transported to the oil guide nozzle 104 or other movable oil pipes through the movable oil pipe. Finally, when the upper mold 101 moves up and down, the lubricating oil can be applied to the T-bar 110. When the oil automatically flows down and the bearing seat 111 moves up and down, the working lubrication of the internal linear sliding bearing is realized. Then, when it is used for processing, the guide component can be well lubricated, which is beneficial to improve the working stability of the mold, reduce mold wear, extend the replacement time, and reduce the use cost.

[0029] Embodiment 2:

[0030] like Figure 5 As shown, Figure 5 It is a schematic diagram of the overall structure of a heater housing injection mold with an automatic lubrication function. On the basis of the first embodiment, the utility model provides a heater housing injection mold with an automatic lubrication function. The auxiliary device also includes a limit plate 201 and a locking bolt 202.

[0031] The limit plate 201 is detachably connected to the T-shaped rod 110 and is located at the top of the T-shaped rod 110; the locking bolt 202 is threadedly connected to the T-shaped rod 110 and slidably connected to the limit plate 201 and is located at the top of the limit plate 201. The limit plate 201 is provided with a mounting through hole, and a key slot is provided in the mounting through hole, so that it can be easily mounted on the top mounting portion of the T-shaped rod 110, and then fixed by the locking bolt 202, and the locking bolt 202 is an external hexagonal bolt.

[0032] In this embodiment, the limit plate 201 is installed by the locking bolt 202, so that the top of the guide assembly can be limited when it moves to avoid sudden sliding out and improve stability. At the same time, the limit plate 201 and the mounting part of the oil guide nozzle 104 on the mounting frame 103 do not produce movement interference.

[0033] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A heater housing injection mold with automatic lubrication function, comprising an upper mold and a lower mold, wherein the lower mold is located below the upper mold, and is characterized in that: Also includes auxiliary devices; The auxiliary device includes a mounting frame, an oil guide nozzle, a support plate, an oil pump, an oil distribution valve and a guide assembly. The mounting frame is fixedly connected to the lower mold and is located on both sides of the lower mold. The oil guide nozzle is detachably connected to the mounting frame and is annularly installed on the mounting frame. The support plate is fixedly connected to the mounting frame and is located on the mounting frame. The oil pump is fixedly connected to the support plate and is located on the support plate. The oil distribution valve is fixedly connected to the support plate and is connected to the oil pump and the oil guide nozzle through movable oil pipes respectively, and is located on the side of the support plate close to the oil pump. The guide assembly is arranged on the side of the lower mold close to the upper mold.

2. The heater housing injection mold with automatic lubrication function according to claim 1, characterized in that: The lower mold has a positioning hole, and the positioning hole is located on a side of the lower mold close to the upper mold.

3. The heater housing injection mold with automatic lubrication function as claimed in claim 2, characterized in that: The upper mold has a positioning protrusion, which cooperates with the positioning hole and is located on a side of the upper mold close to the positioning hole.

4. The heater housing injection mold with automatic lubrication function according to claim 1, characterized in that: The guide assembly includes a T-shaped rod and a bearing seat, wherein the T-shaped rod is fixedly connected to the lower mold, slidably connected to the mounting frame, and located on the lower mold; the bearing seat is fixedly connected to the upper mold, slidably connected to the T-shaped rod, and located on the upper mold.

5. The heater housing injection mold with automatic lubrication function as claimed in claim 4, characterized in that: The auxiliary device also includes a limit plate and a locking bolt. The limit plate is detachably connected to the T-shaped rod and is located at the top of the T-shaped rod. The locking bolt is threadedly connected to the T-shaped rod and is slidably connected to the limit plate and is located at the top of the limit plate.

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