Fan heater shell injection molding machine capable of adjusting injection molding pressure

Abstract

The utility model relates to the technical field of injection molding machines, in particular to a warm air blower shell injection molding machine capable of adjusting injection molding pressure, which comprises a base, a supporting rod, a lower mold, a stamping plate and a pressure adjusting device, the pressure adjusting device comprises a fixing rod, an adjusting rod, an adjusting assembly and a fixing assembly, and the fixing rod is fixedly connected with the base. The adjusting rod is slidably connected with the fixing rod and fixedly connected with the supporting rod, the adjusting assemblies are arranged on the adjusting rod and the fixing rod correspondingly, the fixing assembly is arranged on the fixing rod, and in the injection molding process of the shell, the adjusting rod moves on the fixing rod through the adjusting assemblies, so that the position of the adjusting rod on the fixing rod is adjusted; and the adjusting rod drives the supporting rod to move, so that the height of the punching plate is adjusted, the injection molding pressure can be adjusted by adjusting the punching distance and the punching time between the upper mold and the lower mold below the punching plate, and the injection molding accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine for a heater housing capable of adjusting the injection molding pressure. Background Art

[0002] At present, an injection molding machine is used to injection mold the shell, but when the shell is injection molded, only the same type of shell can be injection molded, thereby increasing the production cost of the shell mold and being inconvenient to replace other molds to perform injection molding on shells of different shapes.

[0003] Prior art CN218535429U discloses a mold replacement device for an automobile shell injection molding machine, comprising a base, a cooling chamber is provided on the outer top of the base, a lower mold is fixedly connected to the top of the cooling chamber, the bottom of the cooling chamber extends to the inside of the base and is connected to a fixing mechanism, the fixing mechanism comprises a groove opened on the top of the base, an electric push rod is provided on one side of the inner wall of the groove, a connecting rod 1 is provided at the output end of the electric push rod, a cross bar is provided at the end of the connecting rod 1, rectangular blocks are symmetrically provided at both ends of the cross bar, rectangular holes are opened on the two rectangular blocks, a rotating shaft 1 is symmetrically provided on the top and bottom of the rectangular blocks, a connecting frame 1 is provided on the rotating shaft 1 at the top of the rectangular block, a fixed concave plate is fixedly connected to the side wall of the groove, a rotating shaft 2 is provided on the top of the fixed concave plate, a through hole is opened on the other side of the fixed concave plate, and the through hole The inner movable connection is provided with a Z-shaped connecting piece, and two supporting rods are symmetrically arranged on the outer top of the base, and a stamping assembly is arranged on the supporting rods. The stamping assembly includes a stamping plate located on the two supporting rods. By starting the electric push rod to drive the connecting rod one, the cross bar drives the two rectangular blocks to move downward and back, thereby driving one end of the connecting frame one to make an arc-shaped downward movement with the rotating shaft two as the fulcrum, driving the connecting frame two to drive the Z-shaped connecting piece to approach the fixed concave plate, so that when the two Z-shaped connecting pieces move back to back, the two limit blocks are driven to move, and then the two limit rods are driven to break away from the restriction between the limit holes, thereby loosening the supporting plate, and then the supporting plate can be removed, and the cooling chamber and the lower mold can be separated from the restriction between the card slot, so that the lower mold can be replaced, and shells of different shapes can be injection molded.

[0004] However, in the above-mentioned manner, the injection molding pressure cannot be adjusted during the injection molding process of the shell, resulting in the inability to adjust the injection molding pressure according to the required injection molding conditions of the shell, thereby reducing the accuracy of the injection molding. Utility Model Content

[0005] The utility model aims to provide a heater shell injection molding machine with adjustable injection molding pressure, which can facilitate the adjustment of the injection molding pressure during the injection molding process of the shell, thereby improving the accuracy of the injection molding.

[0006] To achieve the above-mentioned purpose, the utility model provides a heater housing injection molding machine with adjustable injection molding pressure, comprising a base, a support rod, a lower mold and a stamping plate, wherein the support rod is arranged on the base, the lower mold is arranged on the base, the stamping plate is fixedly connected to the support rod and is located on one side of the support rod, and also comprises a pressure regulating device;

[0007] The pressure regulating device includes a fixing rod, an adjusting rod, an adjusting assembly and a fixing assembly. The fixing rod is fixedly connected to the base and is located on one side of the base. The adjusting rod is slidably connected to the fixing rod and is fixedly connected to the support rod. The adjusting assembly is respectively arranged on the adjusting rod and the fixing rod, and the fixing assembly is arranged on the fixing rod.

[0008] Wherein, the adjustment component includes a moving rod and a moving track, the moving rod is fixedly connected to the adjustment rod and is located on one side of the adjustment rod; the moving track is fixedly connected to the fixed rod and is slidably connected to the moving rod.

[0009] The adjusting rod is provided with a circular through hole, and the circular through hole passes through the adjusting rod; the fixing rod is provided with a plug hole, and the plug hole passes through the fixing rod.

[0010] Wherein, the fixing assembly includes a threaded sleeve and a locking member, the threaded sleeve is fixedly connected to the fixing rod and is located on one side of the fixing rod; the locking member is arranged on the fixing rod.

[0011] Wherein, the locking member includes a plug-in rod and a force block, the plug-in rod is detachably connected to the fixing rod and is threadedly connected to the threaded sleeve; the force block is fixedly connected to the plug-in rod and is located on one side of the plug-in rod.

[0012] The utility model discloses an injection molding machine for a heater shell with adjustable injection molding pressure, comprising a base, a support rod, a lower mold, a stamping plate and a pressure regulating device, wherein the pressure regulating device comprises a fixed rod, an adjusting rod, an adjusting assembly and a fixed assembly, and during the injection molding process of the shell, the adjusting rod is moved on the fixed rod by the adjusting assembly, so that the position of the adjusting rod on the fixed rod is adjusted, so that the adjusting rod drives the support rod to move, so that the height of the stamping plate is adjusted, so that the injection molding pressure can be adjusted by adjusting the stamping distance and stamping time between the upper mold and the lower mold below the stamping plate, so that the injection molding pressure can be adjusted conveniently and the accuracy of injection molding is improved. 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 a heater housing injection molding machine with adjustable injection molding pressure according to the first embodiment of the utility model.

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

[0016] Figure 3 It is an overall left view of a heater housing injection molding machine with adjustable injection molding pressure according to a second embodiment of the utility model.

[0017] Figure 4 It is a left sectional view of a fixing rod according to the second embodiment of the utility model.

[0018] In the figure: 101-base, 102-support rod, 103-lower mold, 104-stamping plate, 105-fixed rod, 106-adjusting rod, 107-moving rod, 108-moving track, 109-circular through hole, 110-plug hole, 111-threaded sleeve, 201-plug rod, 202-force block. DETAILED DESCRIPTION

[0019] 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.

[0020] The first embodiment of the present application is:

[0021] See also Figure 1 and Figure 2 ,in Figure 1 This is a schematic diagram of the overall structure of a heater housing injection molding machine with adjustable injection pressure. Figure 2It is a structural schematic diagram of the adjustment component. The utility model provides a heater shell injection molding machine with adjustable injection pressure: including a base 101, a support rod 102, a lower mold 103, a stamping plate 104 and a pressure adjustment device, the pressure adjustment device includes a fixed rod 105, an adjustment rod 106, an adjustment component and a fixed component, the adjustment component includes a moving rod 107 and a moving track 108, the adjustment rod 106 has a circular through hole 109, the fixed rod 105 has a plug hole 110, and the fixed component includes a threaded sleeve 111 and a locking member. The above-mentioned scheme solves the problem that the injection pressure cannot be adjusted during the injection molding of the shell, resulting in the inability to adjust the injection pressure according to the injection molding required for the shell, thereby reducing the accuracy of the injection molding. It can be understood that the above-mentioned scheme can be used to facilitate the adjustment of the injection pressure during the injection molding of the shell, thereby improving the accuracy of the injection molding, and can also be used to keep the adjustment rod 106 stable after moving on the fixed rod 105.

[0022] According to the present specific embodiment, the support rod 102 is arranged on the base 101, the lower mold 103 is arranged on the base 101, the stamping plate 104 is fixedly connected to the support rod 102 and is located on one side of the support rod 102, a cooling chamber is provided on the outer top of the base 101, the top of the cooling chamber is fixedly connected to the lower mold 103, the bottom of the cooling chamber extends to the inside of the base 101 and is connected with a fixing mechanism, the fixing mechanism includes a groove opened on the top of the base 101, an electric push rod is provided on one side of the inner wall of the groove, a connecting rod 1 is provided at the output end of the electric push rod, a cross bar is provided at the end of the connecting rod 1, rectangular blocks are symmetrically provided at both ends of the cross bar, rectangular holes are opened on both rectangular blocks, a rotating shaft 1 is symmetrically provided on the top and bottom of the rectangular block, a connecting frame 1 is provided on the rotating shaft 1 at the top of the rectangular block, a fixed concave plate is fixedly connected to the side wall of the groove, a rotating shaft 2 is provided on the top of the fixed concave plate, and a fixing concave plate is opened on the other side of the fixed concave plate There is a through hole, in which a Z-shaped connecting piece is movably connected. Two support rods 102 are symmetrically arranged on the outer top of the base 101, and a stamping assembly is arranged on the support rod 102. The stamping assembly includes the stamping plate 104 located on the two support rods 102. By starting the electric push rod to drive the connecting rod 1, the cross bar drives the two rectangular blocks to move downward and back, thereby driving one end of the connecting frame 1 to make an arc-shaped downward movement with the rotating shaft 2 as the fulcrum, driving the connecting frame 2 to drive the Z-shaped connecting piece to approach the fixed concave plate, so that when the two Z-shaped connecting pieces move back to back, the two limit blocks are driven to move, and then the two limit rods are driven to break away from the restriction between the limit holes, thereby loosening the support plate, and then the support plate can be removed, and the cooling chamber and the lower mold 103 can be separated from the restriction between the card slot, so that the lower mold 103 can be replaced, and shells of different shapes can be injection molded. The above are all prior arts, so this application is not described in detail.

[0023] The fixing rod 105 is fixedly connected to the base 101 and is located on one side of the base 101. The adjusting rod 106 is slidably connected to the fixing rod 105 and is fixedly connected to the support rod 102. The adjusting components are respectively arranged on the adjusting rod 106 and the fixing rod 105. The fixing components are arranged on the fixing rod 105. There are two fixing rods 105. The two fixing rods 105 are symmetrically welded on both sides of the upper surface of the base 101. There are two groups of adjusting components. There are two adjusting rods 106, and the two adjusting rods 106 are connected to the fixed rod 105 through two sets of adjusting components, and the adjusting rod 106 can be moved vertically on the fixed rod 105 through the adjusting components. The top of the adjusting rod 106 is welded to the support rod 102, so that when the adjusting rod 106 moves, it can drive the support rod 102 to move, thereby driving the stamping plate 104 to move, so that the height of the stamping plate 104 can be adjusted, and then the adjusting rod 106 can be moved vertically. The injection pressure is adjusted by adjusting the stamping distance and stamping time between the upper mold and the lower mold 103 below the stamping plate 104, so that the injection pressure of the shell is adjusted. The fixing component is arranged on the fixing rod 105. The setting of the fixing component enables the adjusting rod 106 to maintain a stable state after moving on the fixing rod 105, so that the injection pressure can be adjusted by changing the stamping distance and the stamping time. The injection pressure can be operated at a constant efficiency. During the injection molding process of the shell, The adjusting assembly enables the adjusting rod 106 to move on the fixing rod 105, thereby adjusting the position of the adjusting rod 106 on the fixing rod 105, so that the adjusting rod 106 drives the supporting rod 102 to move, so as to adjust the height of the stamping plate 104, so that the injection pressure can be adjusted by adjusting the stamping distance and stamping time between the upper mold and the lower mold 103 below the stamping plate 104, so that the injection pressure can be adjusted easily and the accuracy of injection molding can be improved.

[0024] Secondly, the moving rod 107 is fixedly connected to the adjusting rod 106 and is located on one side of the adjusting rod 106; the moving track 108 is fixedly connected to the fixed rod 105 and is slidably connected to the moving rod 107. The number of the moving tracks 108 is twice the number of the fixed rods 105. The fixed rod 105 has a top opening, and the cross-sectional size of the top opening is adapted to the cross-sectional size of the adjusting rod 106, so that the adjusting rod 106 can move on the fixed rod 105. Two moving tracks 108 are symmetrically arranged on both sides of the inner cavity of the fixed rod 105, and two moving rods 107 are symmetrically welded on both sides of the adjusting rod 106. The cross-sectional dimension of the movable rod 107 is matched with the cross-sectional dimension of the movable track 108, and the position of the movable rod 107 corresponds to the position of the movable track 108, so that when the adjusting rod 106 is located in the fixed rod 105, the two movable rods 107 are respectively located in the two movable tracks 108, so that the movable rod 107 moves in the movable track 108, thereby driving the adjusting rod 106 to move on the fixed rod 105, and then the adjusting rod 106 drives the support rod 102 to move, so that the height of the stamping plate 104 is adjusted, the stamping distance and stamping time are changed, and then the injection pressure is adjusted.

[0025] At the same time, the circular through hole 109 passes through the adjusting rod 106; the plug-in hole 110 passes through the fixing rod 105, the adjusting rod 106 is arrayed with the circular through holes 109, the circular through holes 109 pass through the adjusting rod 106 from front to back, the plug-in hole 110 is set at the top of the front side of the outer surface of the fixing rod 105, the plug-in hole 110 passes through the fixing rod 105 from front to back, and the circular cross-sectional size of the plug-in hole 110 is adapted to the circular cross-sectional size of the circular through hole 109, the fixing component is used in conjunction with the plug-in hole 110 and the circular through hole 109, so that the adjusting rod 106 remains in a stable state after moving on the fixing rod 105.

[0026] In addition, the threaded sleeve 111 is fixedly connected to the fixing rod 105 and is located on one side of the fixing rod 105; the locking member is arranged on the fixing rod 105, the threaded sleeve 111 is welded to the rear side of the fixing rod 105, and the threaded sleeve 111 wraps the plug-in hole 110 on the rear side of the fixing rod 105, the threaded sleeve 111 is opposite to the center of the plug-in hole 110, the locking member is arranged on the fixing rod 105, the locking member can be inserted into the plug-in hole 110 and the circular through hole 109 at the same time, and used in conjunction with the threaded sleeve 111, so that the adjusting rod 106 remains in a stable state after moving on the fixing rod 105.

[0027] When using the heater housing injection molding machine with adjustable injection molding pressure of the present embodiment, during the injection molding process of the housing, the movable rod 107 moves in the movable track 108, so that the movable rod 107 drives the adjusting rod 106 to move vertically on the fixed rod 105, thereby driving the support rod 102 to move, so that the height of the stamping plate 104 can be adjusted, so that the injection molding pressure can be adjusted by adjusting the stamping distance and stamping time between the upper mold and the lower mold 103 below the stamping plate 104, thereby facilitating the adjustment of the injection molding pressure and improving the accuracy of the injection molding.

[0028] The second embodiment of the present application is:

[0029] Based on the first embodiment, please refer to Figure 3 and Figure 4 , Figure 3 This is the overall left side view of the heater housing injection molding machine with adjustable injection molding pressure of the second embodiment. Figure 4 2 is a left sectional view of the fixing rod of the second embodiment. The locking member of this embodiment includes an inserting rod 201 and a force applying block 202 .

[0030] According to this specific embodiment, the plug-in rod 201 is detachably connected to the fixed rod 105 and is threadedly connected to the threaded sleeve 111; the force block 202 is fixedly connected to the plug-in rod 201 and is located on one side of the plug-in rod 201. The circular cross-sectional size of the plug-in rod 201 is adapted to the circular cross-sectional size of the plug-in hole 110. The outer surface of the plug-in rod 201 has an external thread, and the inner surface of the threaded sleeve 111 has an internal thread adapted to the external thread, so that after the position of the adjusting rod 106 is adjusted, the plug-in rod 201 is inserted into the plug-in hole 110 of the fixed rod 105, and the plug-in rod 201 is inserted into the circular through hole 109 of the adjusting rod 106 until the plug-in rod 201 is inserted into the At the threaded sleeve 111, the plug-in rod 201 is rotated at this time, so that the plug-in rod 201 moves toward the direction of the threaded sleeve 111 under the threaded drive of the threaded sleeve 111, so that under the limiting effect of the plug-in rod 201, the adjusting rod 106 and the fixing rod 105 maintain a stable state, and then the support rod 102 and the stamping plate 104 can maintain a stable state after the height adjustment. The force block 202 is welded to the front side of the plug-in rod 201, and the cross-section of the force block 202 is cross-shaped. The setting of the force block 202 provides a force point for the operator, so that the operator can easily rotate the plug-in rod 201 through the force block 202, thereby facilitating the fixing of the adjusting rod 106.

[0031] When using the heater housing injection molding machine with adjustable injection molding pressure of the present embodiment, after adjusting the position of the adjusting rod 106 on the fixing rod 105, the plug-in rod 201 is simultaneously inserted into the plug-in hole 110 and the circular through hole 109 through the force block 202 until the plug-in rod 201 is threaded into the threaded sleeve 111, so that the adjusting rod 106 maintains a stable state on the fixing rod 105, and then after adjusting the injection molding pressure by adjusting the stamping height and the stamping time, the housing can be easily injected, and the operation is simple.

[0032] 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 molding machine with adjustable injection molding pressure, comprising a base, a support rod, a lower mold and a stamping plate, wherein the support rod is arranged on the base, the lower mold is arranged on the base, the stamping plate is fixedly connected to the support rod and is located on one side of the support rod, characterized in that: Also included is a pressure regulating device; The pressure regulating device includes a fixing rod, an adjusting rod, an adjusting assembly and a fixing assembly. The fixing rod is fixedly connected to the base and is located on one side of the base. The adjusting rod is slidably connected to the fixing rod and is fixedly connected to the support rod. The adjusting assembly is respectively arranged on the adjusting rod and the fixing rod, and the fixing assembly is arranged on the fixing rod.

2. The heater housing injection molding machine with adjustable injection molding pressure as claimed in claim 1, characterized in that: The adjusting assembly comprises a moving rod and a moving track. The moving rod is fixedly connected to the adjusting rod and is located at one side of the adjusting rod. The moving track is fixedly connected to the fixed rod and is slidably connected to the moving rod.

3. The heater housing injection molding machine with adjustable injection molding pressure as claimed in claim 1, characterized in that: The adjusting rod is provided with a circular through hole, and the circular through hole passes through the adjusting rod; the fixing rod is provided with an inserting hole, and the inserting hole passes through the fixing rod.

4. The heater housing injection molding machine with adjustable injection molding pressure as claimed in claim 3, characterized in that: The fixing assembly comprises a threaded sleeve and a locking member. The threaded sleeve is fixedly connected to the fixing rod and is located at one side of the fixing rod. The locking member is arranged on the fixing rod.

5. The heater housing injection molding machine with adjustable injection molding pressure as claimed in claim 4, characterized in that: The locking member comprises a plug-in rod and a force block. The plug-in rod is detachably connected to the fixing rod and is threadedly connected to the threaded sleeve. The force block is fixedly connected to the plug-in rod and is located at one side of the plug-in rod.

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