Hollow spiral pipe mold with blowing function

Abstract

The utility model relates to the technical field of dies for producing hollow spiral pipes, in particular to a hollow spiral pipe die with an air blowing function. Comprising a hollow spiral pipe mold body, a ventilation copper pipe assembly, an airflow control valve and an air source input pipe, an air channel is formed in a middle shaft of the hollow spiral pipe mold body, and the ventilation copper pipe assembly is installed at the end, away from the hollow spiral pipe mold body, of the middle shaft, so that the ventilation copper pipe assembly communicates with the air channel; gas of an external gas source is conveyed into the gas inlet pipe, due to the fact that the output end of the gas inlet pipe is communicated with the gas channel of the middle shaft through the gas conveying pipe, gas flow is conveyed into the ventilation copper pipe assembly, the gas is blown into the extruded and formed pipe through the output end of the ventilation copper pipe assembly, and through the arrangement of the gas flow control valve, the gas flow is controlled. The air pressure flow at the output end of the ventilation copper pipe assembly is stable, and the forming rate and the quality of products are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds for producing hollow spiral pipes, in particular to a hollow spiral pipe mold with an additional blowing function. Background Art

[0002] Hollow spiral tubes are currently widely used in production and life. They are usually prepared using hollow spiral tube molds. The specific process is that the motor drives the main shaft of the mold to rotate, so that the raw materials are first diverted and then collected, and finally passed through the molding mold for qualitative analysis.

[0003] However, the existing hollow spiral tube mold is not provided with an air blowing cooling mechanism, and the tube culture after extrusion cannot be cooled, resulting in a less than ideal product molding rate. Utility Model Content

[0004] The purpose of the utility model is to provide a hollow spiral tube mold with an additional blowing function, so as to solve the problem that the hollow spiral tube mold in the prior art is not provided with an air blowing cooling mechanism, and the tube culture after extrusion cannot be cooled, resulting in an unsatisfactory product molding rate.

[0005] To achieve the above-mentioned purpose, the utility model provides a hollow spiral tube mold with an additional blowing function, wherein the hollow spiral tube mold with an additional blowing function comprises a hollow spiral tube mold body, a ventilation copper tube assembly, an air flow control valve and an air source input pipe, a central axis is arranged inside the hollow spiral tube mold body, the ventilation copper tube assembly is arranged at one end of the central axis extending to the outside of the hollow spiral tube mold body, an air intake pipe is arranged on the outer side wall of the hollow spiral tube mold body, an air duct is arranged inside the central axis, the output end of the air intake pipe is connected with the air duct of the central axis through an air supply pipe, the air supply pipe is located inside the hollow spiral tube mold body, the air intake pipe is arranged at one end away from the hollow spiral tube mold body with the air flow control valve, and the air flow control valve is connected to an external air source through the air source input pipe at one end away from the air intake pipe.

[0006] Among them, the ventilation copper tube assembly includes an embedded tube and a copper tube body, a sealing cover is provided at one end of the central axis away from the hollow spiral tube mold body, a mounting boss is provided inside the central axis, one end of the embedded tube is abutted against the mounting boss, and the other end of the embedded tube is threadedly connected to the copper tube body, the sealing cover is sleeved on the outside of the copper tube body, and is threadedly connected to one end of the central axis away from the hollow spiral tube mold body.

[0007] Wherein, a sealing ring is arranged on the outer side wall of one end of the embedded tube close to the mounting boss, and the outer side wall of the sealing ring is in contact with the inner side wall of the airway.

[0008] The outside of the embedded tube at one end away from the mounting boss is provided with a first external thread, and the inside of the copper tube body at one end close to the embedded tube is provided with a first internal thread, and the first external thread is matched with the first internal thread.

[0009] Wherein, a second external thread is arranged on the outside of one end of the central axis away from the hollow spiral tube mold body, and a second internal thread is arranged on the inside of the sealing cover, and the second internal thread is matched with the second external thread.

[0010] The utility model discloses a hollow spiral tube mold with an additional blowing function, comprising a hollow spiral tube mold body, a ventilation copper tube assembly, an air flow control valve and an air source input pipe. The airway is arranged inside the central axis of the hollow spiral tube mold body, and the ventilation copper tube assembly is installed at one end of the central axis away from the hollow spiral tube mold body, so that the ventilation copper tube assembly is connected with the airway, and the gas of the external air source is transported into the air inlet pipe through the air source delivery pipe. Since the output end of the air inlet pipe is connected with the airway of the central axis through the air delivery pipe, the air flow is transported into the ventilation copper tube assembly, and the gas is blown into the interior of the tube culture after extrusion molding through the output end of the ventilation copper tube assembly, so as to cool the tube culture and improve the newness rate of the product. In addition, through the setting of the air flow control valve, the air pressure flow at the output end of the ventilation copper tube assembly is stabilized, and the molding rate and product quality of the product are further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 It is a structural schematic diagram of a hollow spiral tube mold provided by the utility model with an additional blowing function.

[0013] Figure 2 It is a schematic diagram of the connection structure between the central axis and the air intake pipe provided by the utility model.

[0014] Figure 3 The utility model provides Figure 2 A magnified view of the local structure at A.

[0015] Figure 4 The utility model provides a schematic diagram of the disassembled structure of the ventilation copper pipe assembly.

[0016] Figure 5 The utility model provides Figure 4 A magnified view of the local structure at B.

[0017] 101-hollow spiral tube mold body, 102-ventilation copper tube assembly, 103-air flow control valve, 104-gas source input pipe, 105-central axis, 106-inlet pipe, 107-air duct, 108-gas delivery pipe, 109-embedded tube, 110-copper tube body, 111-sealing cover, 112-mounting boss, 113-sealing ring, 114-first external thread, 115-first internal thread, 116-second external thread, 117-second internal thread. DETAILED DESCRIPTION

[0018] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0019] See also Figures 1 to 5 The utility model provides a hollow spiral tube mold with a blowing function, the hollow spiral tube mold with a blowing function comprises a hollow spiral tube mold body 101, a ventilation copper tube assembly 102, an air flow control valve 103 and an air source input pipe 104, a central axis 105 is arranged inside the hollow spiral tube mold body 101, and the ventilation copper tube assembly 102 is arranged at one end of the central axis 105 extending to the outside of the hollow spiral tube mold body 101, and an inlet is arranged on the outer wall of the hollow spiral tube mold body 101. The air pipe 106, the central axis 105 is provided with an air channel 107 inside, the output end of the air inlet pipe 106 is connected with the air channel 107 of the central axis 105 through the air supply pipe 108, the air supply pipe 108 is located inside the hollow spiral tube mold body 101, the air inlet pipe 106 is provided with the air flow control valve 103 at one end away from the hollow spiral tube mold body 101, and the air flow control valve 103 is connected to the external air source through the air source input pipe 104 at one end away from the air inlet pipe 106.

[0020] In this embodiment, the air channel 107 is arranged inside the central axis 105 of the hollow spiral tube mold body 101, and the ventilation copper tube assembly 102 is installed at one end of the central axis 105 away from the hollow spiral tube mold body 101, so that the ventilation copper tube assembly 102 is connected with the air channel 107, and the gas of the external gas source is delivered to the air inlet pipe 106 through the air source delivery pipe. Since the output end of the air inlet pipe 106 is connected with the air channel 107 of the central axis 105 through the air delivery pipe 108, the air flow is delivered to the ventilation copper tube assembly 102, and the gas is blown into the interior of the tube culture after extrusion molding through the output end of the ventilation copper tube assembly 102, so as to cool the tube culture and improve the newness rate of the product. In addition, through the setting of the air flow control valve 103, the air pressure flow at the output end of the ventilation copper tube assembly 102 is stabilized, further improving the molding rate and product quality of the product.

[0021] Furthermore, the ventilation copper tube assembly 102 includes an embedded tube 109 and a copper tube body 110, a sealing cover 111 is provided at one end of the central axis 105 away from the hollow spiral tube mold body 101, a mounting boss 112 is provided inside the central axis 105, one end of the embedded tube 109 is abutted against the mounting boss 112, and the other end of the embedded tube 109 is threadedly connected to the copper tube body 110, the sealing cover 111 is sleeved on the outside of the copper tube body 110, and is threadedly connected to one end of the central axis 105 away from the hollow spiral tube mold body 101.

[0022] In this embodiment, the embedded tube 109 is inserted into the airway 107 so that the end of the embedded tube 109 abuts against the mounting protrusion, and then the copper tube body 110 is screwed on the end of the embedded tube 109 away from the mounting boss 112. After the sealing cover 111 is sleeved on the outside of the copper tube body 110, it is screwed on the outside of the end of the central axis 105 away from the hollow spiral tube mold body 101, thereby completing the installation of the ventilation copper tube assembly 102.

[0023] Furthermore, a sealing ring 113 is provided on the outer wall of one end of the embedded tube 109 close to the mounting boss 112 , and the outer wall of the sealing ring 113 is in contact with the inner wall of the air passage 107 .

[0024] In this embodiment, the sealing ring 113 is provided to improve the air tightness in the central axis 105 , so that the airflow is better transported to the copper tube body 110 through the embedded tube 109 .

[0025] Furthermore, a first external thread 114 is provided on the outside of one end of the embedded tube 109 away from the mounting boss 112 , and a first internal thread 115 is provided on the inside of one end of the copper tube body 110 close to the embedded tube 109 , and the first external thread 114 is adapted to the first internal thread 115 .

[0026] In this embodiment, the copper tube body 110 is installed at one end of the embedded tube 109 away from the mounting boss 112 by providing the first external thread 114 and the first internal thread 115 .

[0027] Furthermore, a second external thread 116 is disposed on the exterior of one end of the central axis 105 away from the hollow spiral tube mold body 101 , and a second internal thread 117 is disposed on the interior of the sealing cover 111 , and the second internal thread 117 is matched with the second external thread 116 .

[0028] In this embodiment, the sealing cover 111 is installed at an end of the central axis 105 away from the hollow spiral tube mold body 101 by providing the second external thread 116 and the second internal thread 117 .

[0029] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A hollow spiral tube mold with a blowing function, characterized in that: It includes a hollow spiral tube mold body, a ventilation copper tube assembly, an air flow control valve and an air source input pipe, wherein a central axis is arranged inside the hollow spiral tube mold body, and the ventilation copper tube assembly is arranged at one end of the central axis extending to the outside of the hollow spiral tube mold body, an air intake pipe is arranged on the outer wall of the hollow spiral tube mold body, an air duct is arranged inside the central axis, an output end of the air intake pipe is connected with the air duct of the central axis through an air supply pipe, the air supply pipe is located inside the hollow spiral tube mold body, the air flow control valve is arranged at one end of the air intake pipe away from the hollow spiral tube mold body, and the end of the air flow control valve away from the air intake pipe is connected to an external air source through the air source input pipe.

2. The hollow spiral tube mold with a blowing function as claimed in claim 1, characterized in that: The ventilation copper tube assembly includes an embedded tube and a copper tube body. A sealing cover is provided at one end of the central axis away from the hollow spiral tube mold body. A mounting boss is provided inside the central axis. One end of the embedded tube is abutted against the mounting boss. The other end of the embedded tube is threadedly connected to the copper tube body. The sealing cover is sleeved on the outside of the copper tube body and is threadedly connected to one end of the central axis away from the hollow spiral tube mold body.

3. The hollow spiral tube mold with a blowing function as claimed in claim 2, characterized in that: A sealing ring is arranged on the outer side wall of one end of the embedded tube close to the mounting boss, and the outer side wall of the sealing ring is in contact with the inner side wall of the air passage.

4. The hollow spiral tube mold with a blowing function as claimed in claim 3, characterized in that: A first external thread is arranged on the outside of one end of the embedded tube away from the mounting boss, and a first internal thread is arranged on the inside of one end of the copper tube body close to the embedded tube, and the first external thread is matched with the first internal thread.

5. The hollow spiral tube mold with a blowing function as claimed in claim 4, characterized in that: A second external thread is arranged on the outside of one end of the central axis away from the hollow spiral tube mold body, and a second internal thread is arranged on the inside of the sealing cover, and the second internal thread is matched with the second external thread.

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