CN110053273B - High-temperature melt-blowing process of filter element - Google Patents
High-temperature melt-blowing process of filter element Download PDFInfo
- Publication number
- CN110053273B CN110053273B CN201910438023.3A CN201910438023A CN110053273B CN 110053273 B CN110053273 B CN 110053273B CN 201910438023 A CN201910438023 A CN 201910438023A CN 110053273 B CN110053273 B CN 110053273B
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- furnace
- spray gun
- fixedly connected
- motor
- supporting frame
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007664 blowing Methods 0.000 title claims abstract description 10
- 239000007921 spray Substances 0.000 claims abstract description 54
- 239000004743 Polypropylene Substances 0.000 claims abstract description 25
- -1 polypropylene Polymers 0.000 claims abstract description 25
- 229920001155 polypropylene Polymers 0.000 claims abstract description 25
- 238000003723 Smelting Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 238000002844 melting Methods 0.000 claims description 18
- 230000008018 melting Effects 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000002994 raw material Substances 0.000 claims description 9
- 238000005485 electric heating Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 2
- 239000012943 hotmelt Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000001914 filtration Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
Abstract
The invention discloses a high-temperature melt-blowing process of a filter element, which comprises a fixing structure and a molding component, wherein the fixing structure comprises a support frame, a fixing rod, a bottom plug and a mold box, a telescopic cylinder is fixedly connected to the support frame and is positioned on the inner side wall of the support frame, a smelting furnace is in sliding connection with a slide rod through a spray gun, the top of the smelting furnace is in rotating connection with a motor through the fixing frame, the spray gun is driven to slide along the slide rod through the rotation of the motor and the telescopic cylinder, the spray gun is enabled to rotate in the support frame, polypropylene materials in a molten state are uniformly sprayed in the mold box to form the filter element, and the size of a gap in the filter element is adjusted through changing the rotation rate of the motor and the telescopic frequency of the telescopic cylinder, so that the problem that different production machines are required for producing filter elements of different types is avoided, and the production cost is greatly increased.
Description
Technical Field
The invention belongs to the technical field of filter element manufacturing, and particularly relates to a high-temperature melt-blowing process of a filter element.
Background
The filter element is a technical term of filtering and purifying functions, and is mainly used in the filtering industries of oil filtering, air filtering, water filtering and the like in order to purify the resources of the original fluid and separate and simply and conveniently.
The filter core needs to spray the raw materials in the molten state into the die box through the spray gun during production, and take out after the raw materials are cooled and shaped, but in production, the different types of the filter core lead to different sizes of holes in various filter cores, so that different machines are needed for producing filter cores with different specifications, the production is very troublesome, and the production cost is greatly increased.
Disclosure of Invention
The invention provides a high-temperature melt-blowing process of a filter element, which aims to solve the problems that raw materials in a molten state are required to be sprayed into a die box through a spray gun during production of the filter element, and the raw materials are taken out after being cooled and shaped, but the sizes of holes in various filter elements are different due to different types of the filter element in production, so that different machines are required for producing the filter elements with different specifications, the production is very troublesome, and the production cost is greatly increased.
The invention is realized in such a way, the high-temperature melt-blowing process of the filter element comprises a fixing structure and a molding component, wherein the fixing structure comprises a support frame, a fixing rod, a bottom plug and a mold box, the fixing frame is positioned in the support frame and is rotationally connected with the support frame, the fixing rod is fixedly connected with the support frame and is positioned in the support frame, the mold box is positioned between the fixing rods and is fixedly connected with the fixing rod, the bottom plug is in threaded connection with the mold box, the bottom plug is positioned at the bottom of the mold box, a chute is also formed on the support frame,
the molding assembly comprises a motor, a telescopic cylinder, a furnace, a sliding rod, a spray gun, an electric heating wire, a filter screen and a top cover, wherein the motor is positioned inside the support frame and is fixedly connected with the support frame, the telescopic cylinder is fixedly connected with the support frame and is positioned on the inner side wall of the support frame, the furnace is fixedly connected with the spray gun, the furnace is positioned at the top of the spray gun, the sliding rod is fixedly connected with the fixed frame, the sliding rod is positioned inside the fixed frame, the spray gun is sleeved on the outer surface of the sliding rod and is in sliding connection with the sliding rod, the electric heating wire is fixedly connected with the furnace and is positioned on the inner side wall of the furnace, the filter screen is fixedly connected with the furnace and is positioned at the bottom of the furnace, and the top cover is detachably connected with the top of the furnace.
The method also comprises the following steps:
step S10: pouring polypropylene into the interior of the furnace;
step S11: connecting the electric heating wire with an external power supply, and heating the polypropylene in the furnace to melt the polypropylene;
step S12: connecting the motor and the telescopic cylinder with an external power supply, and driving the melting furnace to move by providing power through the motor and the telescopic cylinder;
step S13: introducing polypropylene in a molten state into the interior of the spray gun, and spraying a polypropylene material into the interior of the mold box through the spray gun;
step S14: standing and waiting for the raw materials to cool;
step S15: the base plug is rotated to disengage the base plug from the mold box, and the molded filter element is removed from the inside of the base plug.
Preferably, the middle part of the supporting frame is annular, and the inside of the annular is provided with the sliding groove for rotating and connecting with the fixed frame.
Preferably, the fixed frame is C-shaped, the opening end of the fixed frame is downward, semicircular protruding blocks are symmetrically arranged on two sides of the fixed frame, and the semicircular protruding blocks are matched with the sliding grooves.
Preferably, the number of the fixing rods is two, two ends, away from each other, of the fixing rods are fixedly connected with the inner wall of the supporting frame respectively, and two adjacent ends of the fixing rods are fixedly connected with the die.
Preferably, the top of the bottom plug is provided with threads, and the bottom of the mold box is provided with internal threads.
Preferably, the top of the motor is fixedly connected with the top of the supporting frame, the output end of the motor is fixedly connected with the top of the fixed frame, and the motor and the relay are connected in series in the circuit.
Preferably, the furnace is funnel-shaped, the interior of the furnace is hollow, and the diameter of the bottom of the furnace is smaller than the diameter of the top of the furnace.
Preferably, the telescopic cylinder is divided into two sections, the telescopic cylinder sleeve positioned on the right side is arranged on the outer surface of the telescopic cylinder positioned on the left side, and the two sections of telescopic cylinders are connected with each other in a sliding mode.
Preferably, the top of the spray gun is communicated with the bottom of the melting furnace, and the middle of the spray gun is sleeved on the outer surface of the sliding rod and is in sliding connection with the sliding rod.
Preferably, the number of the heating wires is a plurality, and the plurality of the heating wires encircle the inner side wall of the melting furnace and are symmetrically arranged along the central axis of the melting furnace.
Compared with the prior art, the invention has the beneficial effects that:
according to the high-temperature melt-blowing process of the filter element, the telescopic air cylinder, the motor, the smelting furnace, the spray gun and the slide rod are arranged, the telescopic air cylinder is fixedly connected to the support frame and is positioned on the inner side wall of the support frame, the smelting furnace is in sliding connection with the slide rod through the spray gun, the top of the smelting furnace is in rotating connection with the motor through the fixed frame, the spray gun is driven to slide along the slide rod through the rotation of the motor and the telescopic air cylinder, so that the spray gun rotates in the support frame, polypropylene materials in a molten state are uniformly sprayed in the die box to form the filter element, and the size of a gap in the filter element is adjusted through changing the rotation rate of the motor and the telescopic frequency of the telescopic air cylinder, so that the problem that different production machines are required for producing filter elements of different types is avoided, and the production cost is greatly increased.
It should be understood that what has been described above is a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and adaptations can be made without departing from the principle of the present invention, and these modifications and adaptations are also considered as protecting the scope of the present invention.
Drawings
FIG. 1 is an overall schematic of the present invention;
FIG. 2 is a schematic view of a furnace according to the present invention;
FIG. 3 is a schematic diagram of a mold box of the present invention;
fig. 4 is a step diagram of the present invention.
In the figure: 1. a fixed structure; 11. a support frame; 12. a fixed frame; 13. a fixed rod; 14. a bottom plug; 15. a mold box; 16. a chute; 2. molding the assembly; 21. a motor; 22. a telescopic cylinder; 23. a melting furnace; 24. a slide bar; 25. a spray gun; 26. heating wires; 27. a filter screen; 28. and a top cover.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-4, the present invention provides a scheme: the high-temperature melt-blowing process of the filter element comprises a fixed structure 1 and a molding component 2, wherein the fixed structure 1 comprises a supporting frame 11, a fixed frame 12, fixed rods 13, a bottom plug 14 and a mold box 15, the fixed frame 12 is positioned in the supporting frame 11 and is rotationally connected with the supporting frame 11, the fixed rods 13 are fixedly connected with the supporting frame 11 and positioned in the supporting frame 11, the mold box 15 is positioned between the fixed rods 13 and is fixedly connected with the fixed rods 13, the bottom plug 14 is in threaded connection with the mold box 15, the bottom plug 14 is positioned at the bottom of the mold box 15, the supporting frame 11 is further provided with a sliding groove 16, the molding component 2 comprises a motor 21, a telescopic cylinder 22, a furnace 23, a sliding rod 24, a spray gun 25, an electric heating wire 26, a filter screen 27 and a top cover 28, the motor 21 is positioned in the supporting frame 11 and is fixedly connected with the supporting frame 11, the telescopic cylinder 22 is fixedly connected with the supporting frame 11 and positioned in the inner side wall of the supporting frame 11, the furnace 23 is fixedly connected with the spray gun 25, the furnace 23 is positioned at the top of the spray gun 25, the sliding rod 24 is fixedly connected with the fixed frame 12, the sliding rod 24 is positioned in the inside the fixed frame 12, the spray gun 25 is sleeved on the outer surface of the sliding rod 24 and is slidingly connected with the sliding rod 24
23 and is located on the inner side wall of the furnace 23, a filter screen 27 is fixedly connected to the furnace 23 and is located on the bottom of the furnace 23, and a top cover 28 is detachably connected to the furnace 23 and is located on the top of the furnace 23.
The method also comprises the following steps:
step S10: polypropylene is poured into the interior of the furnace 23;
step S11: connecting the heating wire 26 with an external power supply, and heating the polypropylene in the furnace 23 to melt the polypropylene;
step S12: the motor 21 and the telescopic cylinder 22 are connected with an external power supply, and the motor 21 and the telescopic cylinder 22 provide power to drive the melting furnace 23 to move;
step S13: introducing polypropylene in a molten state into the inside of the spray gun 25, and injecting a polypropylene material into the inside of the mold box 15 through the spray gun 25;
step S14: standing and waiting for the raw materials to cool;
step S15: the plug 14 is rotated to disengage the plug 14 from the mold box 15 and the molded cartridge is removed from the interior of the plug 14.
In the embodiment, a fixed frame 12 is positioned inside a supporting frame 11 and is rotationally connected with the supporting frame 11, so that the fixed frame 12 can horizontally rotate inside the supporting frame 11, a motor 21 is arranged at the top of the supporting frame 11, the top of the motor is fixedly connected with the supporting frame 11, the output end of the motor 21 is fixedly connected with the fixed frame 12, the motor 21 is electrically connected with an external power supply, the fixed frame 12 is rotationally driven to rotate inside the supporting frame 11 through the rotation of the motor 21, a furnace 23 is arranged inside the supporting frame 11, a spray gun 25 is fixedly connected with the bottom of the furnace 23, the spray gun 25 is in sliding connection with a slide rod 24, two ends of the slide rod 24 are fixedly connected with the fixed frame 12, the furnace 23 can horizontally slide along the slide rod 24 inside the fixed frame 12, a telescopic cylinder 22 is arranged on the side surface of the furnace, one end of the telescopic cylinder 22 is fixedly connected with the furnace 23, the other end of the telescopic cylinder 22 is fixedly connected with the fixed frame 12, the telescopic cylinder 22 is electrically connected with the external power supply, the spray gun 25 is pushed by the telescopic cylinder 22 to slide along the slide rod 24, the motor 21 and a relay are connected in series in a circuit, and electricity is regulated by the relay
The rotation speed of the machine 21 and the telescopic frequency of the telescopic cylinder 22 are adjusted simultaneously, so that the rotation speed of the spray gun 25 and the distance between the inner ring and the outer ring are adjusted, and the purpose of producing filter elements of different types is achieved.
In this embodiment, when in use, the top cover 28 is opened, a proper amount of polypropylene raw material is added into the furnace 23, the top cover is covered, then the heating wire 26 is connected with an external power supply, the polypropylene material is heated by electrifying the heating wire 26, the polypropylene material is melted, the melted polypropylene material passes through the filter screen 27 and flows into the spray gun 25, the fixing frame 12 is arranged outside the furnace 23 and is positioned in the support frame 11 and is rotationally connected with the support frame 11, the fixing frame 12 can horizontally rotate in the support frame 11, the top of the support frame 11 is provided with the motor 21, the top of the motor is fixedly connected with the support frame 11, the output end of the motor 21 is fixedly connected with the fixing frame 12, the motor 21 is electrically connected with the external power supply, the fixing frame 12 is rotationally driven to rotate in the support frame 11 through the motor 21, the furnace 23 is arranged in the support frame 11, the bottom of the furnace 23 is fixedly connected with the spray gun 25, and the spray gun is rotationally connected with the support frame 11
25 and slide bar 24 sliding connection, slide bar 24's both ends and fixed frame 12 fixed connection, make the smelting pot 23 can be in fixed frame 12 inside along slide bar 24 horizontal slip, the side of smelting pot is equipped with flexible cylinder 22, one of them end and smelting pot 23 fixed connection of flexible cylinder 22, the other end and fixed frame 12 fixed connection, with flexible cylinder 22 and external power supply electric connection, promote spray gun 25 to slide along slide bar 24 through flexible cylinder 22, motor 21 and relay establish ties in the middle of the circuit, through the rotational speed of relay adjustment motor 21, adjust the flexible frequency of flexible cylinder 22 simultaneously, thereby adjust the rotational speed of spray gun 25 and interval between the inner and outer circle, spray the polypropylene material of molten state into inside the mould box 15, after the polypropylene material cools down the shaping, rotatory bottom plug 14, make bottom plug 14 and mould box 15 separation, and take out inside filter core can.
Further, the middle part of the supporting frame 11 is annular, and a sliding groove 16 is arranged in the annular part and is used for being rotationally connected with the fixed frame 12.
In the present embodiment, the middle portion of the support frame 11 is provided in a ring shape, so that the fixing frame 12 can horizontally rotate along the support frame 11 inside the support frame 11, and a chute 16 is provided inside the ring for rotationally connecting with the fixing frame 12.
Further, the fixed frame 12 is C-shaped, and the opening end of the fixed frame 12 is downward, and semicircular protruding blocks are symmetrically arranged on two sides of the fixed frame 12, and are matched with the sliding groove 16.
In the present embodiment, the fixing frame 12 is provided for connecting the melting furnace 23, so that the melting furnace 23 can rotate inside the supporting frame 11, and semicircular protruding blocks are symmetrically provided on two sides of the fixing frame 12, and the semicircular protruding blocks are adapted to the sliding grooves 16, so that the fixing frame 12 is rotatably connected with the sliding grooves 16 through the semicircular protruding blocks.
Further, the number of the fixing rods 13 is two, two ends, away from each other, of the two fixing rods 13 are fixedly connected with the inner wall of the supporting frame 11 respectively, and two adjacent ends of the fixing rods 13 are fixedly connected with the die box 15.
In the present embodiment, two fixing rods 13 are provided for fixing the mold box 15, and the mold box 15 is fixed to the bottom of the spray gun 25.
Further, the top of the bottom plug 14 is provided with threads, and the bottom of the mold box 15 is provided with internal threads.
In this embodiment, the top of the bottom plug 14 is provided with a screw thread, and the bottom of the mold box 15 is provided with an internal screw thread, so that the bottom plug 14 and the mold box 15 can be screwed, and the bottom plug 14 and the mold box 15 can be separated conveniently by adopting a screwed connection mode.
Further, the top of the motor 21 is fixedly connected with the top of the supporting frame 11, the output end of the motor 21 is fixedly connected with the top of the fixed frame 12, and the motor 21 and the relay are connected in series in the circuit.
In this embodiment, the top of the motor 21 is fixedly connected to the top of the supporting frame 11, and the output end of the motor 21 is fixedly connected to the top of the fixed frame 12, so that the motor 21 can drive the fixed frame 12 to rotate when rotating. The motor 21 is connected in series with a relay in an electrical circuit, through which the rotational rate of the motor 21 can be adjusted.
Further, the furnace 23 is funnel-shaped, the inside of the furnace 23 is hollow, and the diameter of the bottom of the furnace 23 is smaller than the diameter of the top thereof.
In this embodiment, the furnace 23 is funnel-shaped, the interior of the furnace 23 is hollow, and the diameter of the bottom of the furnace 23 is smaller than the diameter of the top thereof, so that the melted polypropylene material flows into the lance 25 along the bottom of the furnace 23.
Further, the telescopic cylinder 22 is divided into two sections, the telescopic cylinder 22 on the right side is sleeved on the outer surface of the telescopic cylinder 22 on the left side, and the two sections of telescopic cylinders 22 are connected in a sliding manner.
In this embodiment, the telescopic cylinder 22 is divided into two sections, the telescopic cylinder 22 on the right is sleeved on the outer surface of the telescopic cylinder 22 on the left, and the two sections of telescopic cylinders 22 are connected in a sliding manner, so that the telescopic cylinder 22 can stretch and retract, and the spray gun 25 is driven to horizontally move along the slide rod 24.
Further, the top of the spray gun 25 is communicated with the bottom of the melting furnace 23, and the middle of the spray gun 25 is sleeved on the outer surface of the slide bar 24 and is in sliding connection with the slide bar 24.
In this embodiment, the top of the spray gun 25 is communicated with the bottom of the melting furnace 23, so that the polypropylene material can directly flow into the spray gun 25 after being melted, the middle of the spray gun 25 is sleeved on the outer surface of the slide rod 24 and is in sliding connection with the slide rod 24, so that the position of the spray gun 25 can be moved, and the size of the inner aperture of the filter element can be conveniently adjusted.
Further, the number of the heating wires 26 is plural, and the plurality of heating wires 26 are wound around the inner sidewall of the melting furnace 23 and symmetrically arranged along the central axis of the melting furnace 23.
In the present embodiment, a plurality of heating wires 26 are disposed, and the plurality of heating wires 26 are disposed around the inner sidewall of the melting furnace 23 and symmetrically arranged along the central axis of the melting furnace 23, so that the temperature of each region inside the melting furnace 23 is equal, and the melting rate of the raw materials is increased. The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (2)
1. The high-temperature melt-blowing process of the filter element is characterized by comprising a fixing structure (1) and a molding component (2), wherein the fixing structure (1) comprises a supporting frame (11), a fixing frame (12), a fixing rod (13), a bottom plug (14) and a mold box (15), the fixing frame (12) is positioned inside the supporting frame (11) and is rotationally connected with the supporting frame (11), the fixing rod (13) is fixedly connected with the supporting frame (11) and is positioned inside the supporting frame (11), the mold box (15) is positioned between the fixing rods (13) and is fixedly connected with the fixing rod (13), the bottom plug (14) is in the mold box (15), the bottom plug (14) is positioned at the bottom of the mold box (15), a sliding groove (16) is further formed in the supporting frame (11), the molding component (2) comprises a motor (21), a telescopic cylinder (22), a melting furnace (23), a sliding rod (24), a spray gun (25), a top cover (27) and a motor (28) are fixedly connected with the supporting frame (11), the electric heating wire (21) is fixedly connected with the supporting frame (11), the spray gun is positioned on the inner side wall of the supporting frame (11), the smelting furnace (23) is fixedly connected with the spray gun (25), the smelting furnace (23) is positioned at the top of the spray gun (25), the sliding rod (24) is fixedly connected with the fixed frame (12), the sliding rod (24) is positioned in the fixed frame (12), the spray gun (25) is sleeved on the outer surface of the sliding rod (24) and is in sliding connection with the sliding rod (24), the heating wire (26) is fixedly connected with the smelting furnace (23) and is positioned on the inner side wall of the smelting furnace (23), the filter screen (27) is fixedly connected with the smelting furnace (23) and is positioned at the bottom of the smelting furnace (23), and the top cover (28) is detachably connected with the smelting furnace (23) and is positioned at the top of the smelting furnace (23). The method also comprises the following steps: step S10: pouring polypropylene into the interior of a furnace (23); step S11: connecting the heating wire (26) with an external power supply, and heating the polypropylene in the furnace (23) to melt the polypropylene; step S12: the motor (21) and the telescopic cylinder (22) are connected with an external power supply, and the motor (21) and the telescopic cylinder (22) provide power to drive the melting furnace (23) to move; step S13: introducing polypropylene in a molten state into a spray gun (25), and spraying a polypropylene material into a mold box (15) through the spray gun (25); step S14: standing and waiting for the raw materials to cool; step S15: rotating the bottom plug (14) to separate the bottom plug from the mould box (15), and taking out the formed filter element from the inside of the bottom plug (14); the middle part of the supporting frame (11) is annular, and the inside of the annular is provided with the sliding groove (16) for being rotationally connected with the fixed frame (12); the fixed frame (12) is C-shaped, the opening end of the fixed frame (12) is downward, semicircular protruding blocks are symmetrically arranged on two sides of the fixed frame (12), and the semicircular protruding blocks are matched with the sliding grooves (16); the number of the fixing rods (13) is two, two ends, away from each other, of the two fixing rods (13) are fixedly connected with the inner wall of the supporting frame (11) respectively, and two adjacent ends of the fixing rods (13) are fixedly connected with the die box (15); the top of the bottom plug (14) is provided with threads, and the bottom of the mould box (15) is provided with internal threads; the top of the motor (21) is fixedly connected with the top of the supporting frame (11), the output end of the motor (21) is fixedly connected with the top of the fixed frame (12), and the motor (21) and the relay are connected in series in a circuit; the furnace (23) is funnel-shaped, the interior of the furnace (23) is hollow, and the bottom diameter of the furnace (23) is smaller than the top diameter thereof; the telescopic air cylinder (22) is divided into two sections, the telescopic air cylinder (22) positioned on the right side is sleeved on the outer surface of the telescopic air cylinder (22) positioned on the left side, and the two sections of telescopic air cylinders (22) are connected in a sliding manner; the top of the spray gun (25) is communicated with the bottom of the smelting furnace (23), and the middle of the spray gun (25) is sleeved on the outer surface of the slide rod (24) and is in sliding connection with the slide rod (24);
the spray gun (25) is pushed to slide along the slide bar (24) through the telescopic air cylinder (22), the motor (21) and the relay are connected in series in the middle of the circuit, the rotating speed of the motor (21) is regulated through the relay, and meanwhile, the telescopic frequency of the telescopic air cylinder (22) is regulated, so that the rotating speed of the spray gun (25) and the distance between the inner ring and the outer ring are regulated, and the purpose of producing filter elements of different types is achieved.
2. A cartridge hot melt blowing process according to claim 1, wherein the number of heating wires (26) is plural, and the plurality of heating wires (26) are wound around the inner side wall of the furnace (23) and are symmetrically arranged along the central axis of the furnace (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910438023.3A CN110053273B (en) | 2019-05-24 | 2019-05-24 | High-temperature melt-blowing process of filter element |
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| CN201910438023.3A CN110053273B (en) | 2019-05-24 | 2019-05-24 | High-temperature melt-blowing process of filter element |
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| CN110053273B true CN110053273B (en) | 2023-11-07 |
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| CN112345223A (en) * | 2020-11-03 | 2021-02-09 | 中山市恒滨实业有限公司 | Assembly detection method of spray-melt cloth extrusion die |
| CN112776320A (en) * | 2021-01-13 | 2021-05-11 | 胡小萍 | Method for manufacturing plastic product |
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