CN212476964U - Temperature and pressure sensing automatic control melt-blowing machine - Google Patents
Temperature and pressure sensing automatic control melt-blowing machine Download PDFInfo
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- CN212476964U CN212476964U CN202020910997.5U CN202020910997U CN212476964U CN 212476964 U CN212476964 U CN 212476964U CN 202020910997 U CN202020910997 U CN 202020910997U CN 212476964 U CN212476964 U CN 212476964U
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- 238000007664 blowing Methods 0.000 title claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 119
- 230000007246 mechanism Effects 0.000 claims abstract description 119
- 239000000463 material Substances 0.000 claims abstract description 65
- 238000002347 injection Methods 0.000 claims abstract description 44
- 239000007924 injection Substances 0.000 claims abstract description 44
- 239000000155 melt Substances 0.000 claims abstract description 43
- 238000001125 extrusion Methods 0.000 claims abstract description 17
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Abstract
The utility model belongs to the technical field of melt-blown equipment, in particular to a temperature and pressure sensing automatic control melt-blown machine, which comprises a machine base, a heating extrusion device, a high-speed air injection device, a temperature and pressure sensing unit and a control device; the heating extrusion device comprises an extrusion mechanism, a heating material cylinder and an injection mechanism, wherein the heating material cylinder is arranged on the base; the high-speed air injection device is arranged on the base; the temperature and pressure sensing unit is arranged at the output end of the ejection mechanism; the control device comprises a servo driving mechanism and a control unit, and the servo driving mechanism and the heating ends of the heating material cylinders are electrically connected with the control unit. The utility model provides high temperature and pressure sensing automatic control melts machine of spouting beneficial effect lies in: the control system adjusts the operation parameters of the heating structure and the pushing structure in real time, so that the production efficiency of the melt-blowing machine is effectively improved, and the product quality produced by the melt-blowing machine is improved.
Description
Technical Field
The utility model belongs to the technical field of melt-blow equipment, especially, relate to a temperature and pressure sensing automatic control melt-blown machine.
Background
The melt-blown spinning method is a spinning method which makes the just extruded high polymer melt rapidly stretch and solidify and form at high speed by means of high-speed hot air flow. The method has the advantages of short process flow and capability of directly preparing the non-woven fabric by spinning.
People utility model has realized foretell melt blown technology in order to make the non-woven fabrics by the melt-blown machine, this melt-blown machine's work flow: the polymer masterbatch is put into an extruder and melted in the extruder at a temperature of about 240 ℃ (for the main resin adopted by the polypropylene-melt-blowing method). The melt passes through a metering pump to a meltblowing die. The metering pump measures the melt flow output to the nozzle. The spinneret is a row of capillaries with the spacing of less than 1mm and the diameter of 0.2-0.4 mm. Air inlets are formed on two sides of the capillary tube, and compressed air at the temperature of 250-300 ℃ is added. The head end of the compressed air acts on the polymer as it is extruded through the spinneret, drawing the hot filaments to a diameter of 1-10 μm with a gas flow above the speed of sound (550m/s), this web being called a microfiber web according to its physical properties. The hot air mixes with the surrounding air as it flows downward, cooling the fibers and eventually consolidating them into short, fine fibers. The main process flow of the melt-blowing method is as follows: preparing melt, filtering, metering, extruding the melt from a spinneret orifice, drafting and cooling the melt trickle, and forming a net.
However, the adjustment parameters of the conventional melt-blowing machine are generally set through machine adjustment experience of technicians, actual production conditions are different every time, and the optimization of production efficiency cannot be realized by setting the working parameters of the extruder and the heating structure through the method, so that the melt-blowing machine has certain limitations and the productivity cannot be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a temperature and pressure sensing automatic control melts machine of spouting aims at solving the melt machine among the prior art and adopts artifical parameter adjustment, has certain limitation, can't improve the technical problem of productivity.
In order to achieve the above object, an embodiment of the present invention provides a temperature and pressure sensing automatic control melt-blowing machine, which comprises a machine base, a heating extrusion device, a high-speed air injection device, a temperature and pressure sensing unit and a control device; the heating extrusion device comprises a pushing mechanism, a heating material barrel and an ejection mechanism, the heating material barrel is arranged on the base, the pushing mechanism is arranged on the base and used for heating materials and enabling the materials to be in a molten state, the output end of the pushing mechanism is connected with the input end of the heating material barrel and used for pushing the materials in the molten state to the other end of the heating material barrel, the ejection mechanism is arranged on the base and the input end of the ejection mechanism is connected with the output end of the heating material barrel, and the ejection mechanism is used for ejecting the materials in the molten state pushed by the pushing mechanism to the outside; the high-speed air injection device is arranged on the base, and the output end of the high-speed air injection device is aligned with the output end of the injection mechanism so as to be used for clamping, drafting and thinning the melt output by the injection mechanism, so that the melt is cooled to form superfine fibers; the temperature and pressure sensing unit is arranged at the output end of the ejection mechanism and is used for detecting the material temperature and the ejection pressure at the output end of the ejection mechanism; the control device comprises a servo driving mechanism and a control unit, the control unit is arranged in the machine base, the control unit is electrically connected with the temperature and pressure sensing unit, the servo driving mechanism is arranged on the machine base, the servo driving mechanism is in driving connection with the pushing mechanism, and the servo driving mechanism and the heating end of the heating material barrel are both electrically connected with the control unit.
Optionally, the servo driving mechanism comprises a servo motor and a transmission assembly, the pushing mechanism is an auger pusher, the servo motor is arranged on the base, and the servo motor is in driving connection with the pushing mechanism through the transmission assembly.
Optionally, the transmission assembly is of a speed reducer structure, an input end of the transmission assembly is rotatably connected with an output main shaft of the servo motor, and an output end of the transmission assembly is rotatably connected with an input end of the pushing mechanism.
Optionally, it includes filter screen adjusting part, penetrates seat and shower nozzle mould to penetrate the mechanism, filter screen adjusting part sets up the output of heating cylinder just is used for changing and is located the filter unit of the output of heating cylinder, it sets up to penetrate the seat the output of filter screen adjusting part, the shower nozzle mould sets up the output of penetrating the seat just is used for spraying the warp the fuse-element that the heating cylinder carried, warm-pressing sensing unit sets up penetrate on the seat.
Optionally, penetrate the seat and include first output seat and second output seat, first output seat sets up along the horizontal direction, the input of first output seat with filter screen adjusting part's output is connected, the second output seat sets up along vertical direction, the input of second output seat with the output of first output seat is connected, the shower nozzle mould sets up on the output of second output seat, warm-pressing sensing unit sets up first output seat with between the second output seat.
Optionally, the frame is close to be provided with a plurality of gas pockets on the lateral wall of second output seat, all the gas pocket sets up and all aims at along the horizontal direction the output of second output seat, high-speed air jet system sets up in the frame, high-speed air jet system is equipped with a plurality of outputs and a plurality of outputs of this high-speed air jet system extend to respectively in the corresponding gas pocket.
Optionally, a receiving tray for collecting the excess materials which overflow after being filtered by the filtering unit and fall due to weight is arranged at the bottom of the filter screen adjusting assembly.
Optionally, a cartridge shield for protecting the heating cartridge is arranged on the heating cartridge, the heating cartridge shield is arranged on the base and is provided with an opening cavity for covering the heating cartridge, and at least one radiator for preventing the heating cartridge from overheating is arranged on the heating cartridge.
Optionally, a plurality of waist-shaped heat dissipation through holes are further arranged on the cartridge shield.
The embodiment of the utility model provides an above-mentioned one or more technical scheme in the temperature and pressure sensing automatic control melt-blown machine have one of following technological effect at least: the working process of the temperature and pressure sensing automatic control melt-blowing machine comprises the following steps: adding a material to be molded to the input end of the heating charging barrel; the heating material barrel heats the material to a molten state, and the pushing mechanism is driven by the servo driving mechanism to push the melt to the output end of the heating material barrel; after the extruded melt enters the ejection mechanism, the temperature and pressure sensing unit detects the temperature of the melt and the pressure applied by the extrusion mechanism, and sends the detection result to the control unit; the control unit respectively adjusts the operation parameters and preset heating temperature values of the servo driving mechanism and the heating end of the heating charging barrel according to the real-time detection result; repeating S100-S400 until the operation parameters of the servo driving mechanism and the preset heating temperature value of the heating end of the heating material cylinder tend to be stable, and then ejecting the melt by the ejection mechanism; the high-speed air injection device is aligned with the melt output by the injection mechanism to inject high-speed airflow so as to clamp, draw and thin the melt, and the melt is cooled to form superfine fibers; compare in the melt-blown machine among the prior art and set up the operating parameter of extruder and heating structure through technical staff's accent quick-witted experience, lead to melt-blown machine to have certain limitation, the technical problem that the productivity can't improve, the embodiment of the utility model provides a temperature pressure sensing automatic control melt-blown machine is provided with temperature and pressure sensing unit at the fuse-element injection end, real time monitoring is emitting the fuse-element temperature and the pressurized parameter of end, and feed back this parameter to control system in, adjust heating structure and the operating parameter who pushes away the structure by control system in real time, guarantee that the fuse-element temperature of end and the pressure that receives keep at the ideal value, improved the production efficiency of this melt-blown machine effectively, improve the product quality that this melt-blown machine produced.
In order to achieve the above object, an embodiment of the present invention provides a woven fabric fiber forming process, which is executed by the above-mentioned temperature and pressure sensing automatic control melt-blowing machine, and comprises the following steps:
s100: adding a material to be molded to the input end of the heating charging barrel;
s200: the heating material barrel heats the material to a molten state, and the pushing mechanism is driven by the servo driving mechanism to push the melt to the output end of the heating material barrel;
s300: after the extruded melt enters the ejection mechanism, the temperature and pressure sensing unit detects the temperature of the melt and the pressure applied by the extrusion mechanism, and sends the detection result to the control unit;
s400: the control unit respectively adjusts the operation parameters and preset heating temperature values of the servo driving mechanism and the heating end of the heating charging barrel according to the real-time detection result;
s500: repeating S100-S400 until the operation parameters of the servo driving mechanism and the preset heating temperature value of the heating end of the heating material cylinder tend to be stable, and then ejecting the melt by the ejection mechanism;
s600: the high-speed air injection device is aligned with the melt injection high-speed airflow output by the injection mechanism to clamp, draw and thin the melt, so that the melt is cooled to form superfine fibers.
The embodiment of the utility model provides a spin above-mentioned one or more technical scheme in the cloth fibre forming process and have one of following technological effect at least: compare in the melt-blown machine among the prior art and set up the operating parameter of extruder and heating structure through technical staff's accent machine experience, lead to melt-blown machine to have certain limitation, the technical problem that the productivity can't improve, the embodiment of the utility model provides an among the fabric fiber forming process, this actuating equipment is provided with temperature and pressure sensing unit at the fuse-element injection end, real time monitoring is giving out the fuse-element temperature and the pressurized parameter of end, and feed back this parameter to control system, adjust heating structure and the operating parameter who pushes away the structure by control system in real time, guarantee to give out the fuse-element temperature of end and the pressure that receives and keep at the ideal value, improved the production efficiency of the actuating equipment of this forming process effectively, improve the product quality who produces by the equipment of carrying out this forming process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a temperature and pressure sensing automatic control melt-blowing machine provided by an embodiment of the present invention.
Fig. 2 is a schematic structural view of another angle of the temperature and pressure sensing automatic control melt-blowing machine in fig. 1.
Fig. 3 is a schematic structural diagram of a high-speed air injection device according to an embodiment of the present invention.
Fig. 4 is a schematic sectional structure view of the high-speed gas injection device in fig. 3.
Fig. 5 is a schematic structural diagram of a filter screen adjusting assembly provided by the embodiment of the present invention.
Fig. 6 is an exploded view of the structure of the screen adjusting assembly of fig. 5.
Fig. 7 is a side cross-sectional view of the screen conditioning assembly of fig. 5.
Fig. 8 is a flow chart of a process for forming the spun fabric fibers of the temperature and pressure sensing automatic control melt-blowing machine in fig. 1.
Wherein, in the figures, the respective reference numerals:
10-engine base 20-heating extrusion device 30-high-speed air injection device
40-warm-pressing sensing unit 21-pushing mechanism 22-heating charging barrel
23-injection mechanism 50-servo driving mechanism 231-filter screen adjusting component
232-injection seat 233-spray head mould 234-fixing component
235-sliding part 236-sliding block 237-rotating handle
238-screw rod 239-filtering unit 2341-fixing seat
2342-guide 2321-first output seat 2322-second output seat
31-input pipe 32-exhaust mechanism 321-first connecting component
322-second connecting assembly 323-first venting cavity 324-second venting cavity
325-clapboard 3211-first connecting seat 3212-first air pipe
3221-second connecting seat 3222-second air pipe 33-valve mechanism
70-cartridge shield 60-take-up.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-8 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.
In the description of the embodiments 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 are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
In an embodiment of the present invention, as shown in fig. 1 to 8, a temperature and pressure sensing automatic control melt-blowing machine is provided, which includes a machine base 10, a heating extrusion device 20, a high-speed air injection device 30, a temperature and pressure sensing unit 40 and a control device; the heating extrusion device 20 comprises an extrusion mechanism 21, a heating material cylinder 22 and an ejection mechanism 23, wherein the heating material cylinder 22 is arranged on the machine base 10, the extrusion mechanism 21 is arranged on the machine base 10 and used for heating materials and enabling the materials to be in a molten state, the output end of the extrusion mechanism 21 is connected with the input end of the heating material cylinder 22 and used for pushing the materials in the molten state to the other end of the heating material cylinder 22, the ejection mechanism 23 is arranged on the machine base 10 and the input end of the ejection mechanism 23 is connected with the output end of the heating material cylinder 22, and the ejection mechanism 23 is used for ejecting the materials which are pushed by the extrusion mechanism 21 and are in the molten state to the outside; the high-speed air injection device 30 is arranged on the machine base 10, and the output end of the high-speed air injection device 30 is aligned with the output end of the injection mechanism 23 so as to be used for clamping, drafting and thinning the melt output by the injection mechanism 23, so that the melt is cooled to form superfine fibers; the temperature and pressure sensing unit 40 is arranged at the output end of the ejection mechanism 23 and is used for detecting the material temperature and the ejection pressure at the output end of the ejection mechanism 23; the control device comprises a servo driving mechanism 50 and a control unit, the control unit is arranged in the machine base 10 and is electrically connected with the temperature and pressure sensing unit 40, the servo driving mechanism 50 is arranged on the machine base 10, the servo driving mechanism 50 is in driving connection with the pushing mechanism 21, and the servo driving mechanism 50 and the heating end of the heating material barrel 22 are both electrically connected with the control unit; in this embodiment, the control unit is a PLC electrical control system, and the temperature and pressure sensing unit 40 is a temperature and pressure sensor.
Specifically, the temperature and pressure sensing automatic control melt-blowing machine has the working process that: adding a material to be molded to the input end of the heating cylinder 22; the heating material cylinder 22 heats the material to a molten state, and the pushing mechanism 21 is driven by the servo driving mechanism 50 to push the melt to the output end of the heating material cylinder 22; after the extruded melt enters the ejection mechanism 23, the temperature and pressure sensing unit 40 detects the temperature of the melt and the pressure applied by the extrusion mechanism 21, and sends the detection result to the control unit; the control unit respectively adjusts the operation parameters and preset heating temperature values of the servo driving mechanism 50 and the heating end of the heating material cylinder 22 according to the real-time detection result, and the ejection mechanism 23 ejects the melt until the operation parameters of the servo driving mechanism 50 and the preset heating temperature values of the heating end of the heating material cylinder 22 tend to be stable; the high-speed air injection device 30 aligns the melt injection high-speed air flow output by the injection mechanism 23 to clamp, draw and thin the melt, so that the melt is cooled to form superfine fibers; compare in the melt-blown machine among the prior art and set up the operating parameter of extruder and heating structure through technical staff's accent quick-witted experience, lead to melt-blown machine to have certain limitation, the technical problem that the productivity can't improve, the embodiment of the utility model provides a temperature pressure sensing automatic control melt-blown machine is provided with temperature and pressure sensing unit at the fuse-element injection end, real time monitoring is emitting the fuse-element temperature and the pressurized parameter of end, and feed back this parameter to control system in, adjust heating structure and the operating parameter who pushes away the structure by control system in real time, guarantee that the fuse-element temperature of end and the pressure that receives keep at the ideal value, improved the production efficiency of this melt-blown machine effectively, improve the product quality that this melt-blown machine produced.
As shown in fig. 1 and fig. 2, in another embodiment of the present invention, the servo driving mechanism 50 includes a servo motor and a transmission assembly, the pushing mechanism 21 is an auger, the servo motor is disposed on the machine base 10, and the servo motor is in driving connection with the pushing mechanism 21 through the transmission assembly; the servo motor is used as a driving source of the pushing mechanism 21, and the rotating speed of the servo motor can be adjusted in real time, so that the servo motor is more favorable for being matched with the control unit compared with a common motor, and the driving effect of the servo driving mechanism 50 is effectively improved.
As shown in fig. 1 and fig. 2, in another embodiment of the present invention, the transmission assembly is a reducer structure, the input end of the transmission assembly is connected to the output spindle of the servo motor in a rotating manner, the output end of the transmission assembly is connected to the input end of the pushing mechanism 21 in a rotating manner, the reducer structure is a structure formed by a technology and mature technology, which is not described again in this embodiment, and is used as a transmission component of the servo motor and the pushing mechanism 21, so as to facilitate the driving effect of the servo motor.
As shown in fig. 1 to 7, in another embodiment of the present invention, the injection mechanism 23 includes a filter screen adjusting assembly 231, an injection seat 232 and a nozzle mold 233, the filter screen adjusting assembly 231 is disposed at the output end of the heating cylinder 22 and is used for replacing the filter element at the output end of the heating cylinder 22, the injection seat 232 is disposed at the output end of the filter screen adjusting assembly 231, the nozzle mold 233 is disposed at the output end of the injection seat 232 and is used for injecting the melt conveyed through the heating cylinder 22, and the temperature and pressure sensing unit 40 is disposed on the injection seat 232; adopt filter screen adjusting part 231 to realize that filter element adjusts the change effect, be favorable to improving the filter effect of impurity in the fuse-element of this output of heating feed cylinder 22, improve the fuse-element quality, and then improve product quality.
As shown in fig. 1 to 7, in another embodiment of the present invention, the screen adjusting assembly 231 includes a fixing member 234 and a sliding member 235, the fixing member 234 is disposed between the heating cylinder 22 and the injecting seat 232, the fixing member 234 is disposed to communicate with the sliding hole, a length direction of the sliding hole is perpendicular to a material conveying direction of the heating cylinder 22, and the sliding hole is communicated with an output end of the heating cylinder 22 and an input end of the injecting seat 232; the sliding member 235 comprises a sliding block 236, a rotating handle 237, a screw rod 238 and filter units 239, the sliding block 236 is slidably fitted with the sliding hole, the screw rod 238 is screwed on the side wall of the fixing member 234, one end of the screw rod 238 extends into the sliding hole and is rotatably connected with the sliding block 236, the other end of the screw rod 238 extends to the outside of the fixing member 234, the rotating handle 237 is drivingly connected with the end of the screw rod 238 far away from the sliding block 236, the number of the filter units 239 is at least two, and all the filter units 239 are juxtaposed on the sliding block 236 along the length direction of the sliding block 236 and are used for filtering the melt which is output through the heating material cylinder 22 and flows towards the shooting seat 232.
Specifically, when the filter unit 239 needs to be adjusted for replacement, the rotating handle 237 is rotated, because twist grip 237 is connected with lead screw 238 drive, lead screw 238 is rotatory to drive slider 236 and remove along the slide opening, make and install the filter unit 239 removal in advance on slider 236 to the position of waiting the filter unit 239 of dismantling, realize the regulation change of filter unit 239, compare the filter unit 239 among the prior art generally all be fixed mounting, need shut down and tear open and trade, just can realize the change of filter unit 239, seriously influence the technical problem of melt-blown machine's production efficiency, the embodiment provides a filter screen adjusting part 231 adopts simple structure's handle and slider 236 structure to realize that filter unit 239 adjusts and changes, need not tear open in a large number to equipment part and trade, improves effectively and adjusts change efficiency, has shortened the downtime, and then improves production efficiency.
As shown in fig. 1 to 7, in another embodiment of the present invention, the fixing member 234 includes a fixing seat 2341 and a guiding seat 2342, the fixing seat 2341 is disposed between the heating cylinder 22 and the shooting seat 232, the sliding hole is formed on the fixing seat 2341, the guiding seat 2342 is provided with an open slot communicating with the sliding hole, the guiding seat 2342 is coated on the fixing seat 2341 through the open slot, the screw rod 238 is rotatably connected to the guiding seat 2342, and the end of the screw rod 238 passes through the open slot and extends into the sliding hole.
As shown in fig. 1-7, in another embodiment of the present invention, the cross-section of the open slot is a rectangular structure, the guiding seat 2342 is Contraband-shaped structure, and a Contraband-shaped structure is adopted to provide a suitable moving space for the sliding block 236, so as to ensure that the filtering unit 239 can be smoothly adjusted and replaced.
As shown in fig. 1-7, in another embodiment of the present invention, the lead screw 238 is close to the end of the slider 236 is provided with a connector, the end of the slider 236 is provided with a slot for engaging with the connector, and the connector is smoothly connected with the slider 236 in a rotating manner by the engaging means, so as to improve the driving effect of the lead screw 238.
As shown in fig. 1 to 7, in another embodiment of the present invention, the end of the slider 236 close to the connector is provided with a supporting block for supporting against the side wall of the fixing seat 2341, so as to prevent the slider 236 from moving excessively.
As shown in fig. 1 to 7, in another embodiment of the present invention, the sliding block 236 is provided with a plurality of sets of mounting through holes for mounting the filtering unit 239, the plurality of sets of mounting through holes are uniformly arranged on the sliding block 236 along the distribution direction of the filtering unit 239, for example, in this embodiment, the number of the mounting through holes is two sets.
As shown in fig. 1-7, in another embodiment of the present invention, the filtering unit 239 includes a first mounting ring, a second mounting ring and a stainless steel filter net, the first mounting ring and the second mounting ring are disposed at two ends of the mounting through hole, the stainless steel filter net is disposed in the inner ring of the first mounting ring, the structure using the first mounting ring and the second mounting ring can improve the mounting stability of the stainless steel filter net, and improve the structural strength of the filtering unit 239.
As shown in fig. 1-7, in another embodiment of the present invention, the first mounting ring is disposed at the position where the mounting hole is close to one end of the material cylinder, the second mounting ring is disposed at the position where the mounting hole is close to one end of the output mechanism, the second mounting ring is close to the end of the output mechanism, the cover plate is disposed at the end of the output mechanism, the cover plate is provided with a plurality of filtering holes, and the filtering holes of the cover plate form a honeycomb structure, which is beneficial to further improving the filtering effect.
As shown in fig. 1 to 7, in another embodiment of the present invention, the injection seat 232 includes a first output seat 2321 and a second output seat 2322, the first output seat 2321 is disposed along a horizontal direction, an input end of the first output seat 2321 is connected to an output end of the filter screen adjusting assembly 231, the second output seat 2322 is disposed along a vertical direction, an input end of the second output seat 2322 is connected to an output end of the first output seat 2321, the nozzle mold 233 is disposed at an output end of the second output seat 2322, and the temperature and pressure sensing unit 40 is disposed between the first output seat 2321 and the second output seat 2322.
As shown in fig. 1-7, in another embodiment of the present invention, the frame 10 is close to the side wall of the second output seat 2322 is provided with a plurality of air holes, all the air holes are horizontally arranged and aligned with the output end of the second output seat 2322, the high-speed air injection device 30 is arranged in the frame 10, the plurality of output ends of the high-speed air injection device 30 provided with a plurality of output ends and the high-speed air injection device 30 respectively extend to the corresponding air holes, and the plurality of air holes arranged in parallel form a linear air flow structure, which is beneficial to rapidly cooling the melt and forming a reticular fiber structure.
As shown in fig. 1-7, in another embodiment of the present invention, the bottom of the filter screen adjusting assembly 231 is provided with a receiving tray 60 for collecting the excess material that is overflowed after being filtered by the filtering unit 239, so as to effectively prevent the excess material that is overflowed when the filtering unit 239 is not replaced in time, and prevent the pollution to the working environment.
In another embodiment of the present invention, as shown in fig. 3 to 4, the high-speed air injection device 30 includes an input pipe 31 and an exhaust mechanism 32; the input pipeline 31 is arranged in the machine base 10; the exhaust mechanism 32 comprises a first connecting assembly 321 and a second connecting assembly 322, the first connecting assembly 321 and the second connecting assembly 322 are respectively provided with a first ventilating cavity 323 and a second ventilating cavity 324, the first connecting assembly 321 is arranged at the output end of the input pipeline 31, the first connecting assembly 321 is provided with two output ends communicated with the first ventilating cavity 323, the second ventilating cavity 324 is communicated with the two output ends of the first connecting assembly 321, a partition plate 325 is arranged in the second ventilating cavity 324, the partition plate 325 is arranged between the two output ends of the first connecting assembly 321, the second connecting assembly 322 is provided with at least four output ends, the output ends of all the second connecting assemblies 322 are uniformly arranged at two sides of the partition plate 325, and the output ends of all the second connecting assemblies 322 are communicated with the second ventilating cavity 324, the output of the second connector assembly 322 is aligned to the output of the nozzle mold 233.
Specifically, the operating principle of the high-speed air injection device 30 is as follows: high-temperature gas is conveyed to the first ventilation cavity 323 through the input pipeline 31 and then conveyed into the second ventilation cavity 324 through the output ends of the two first connecting assemblies 321, and because the partition plate 325 is arranged in the second ventilation cavity 324 to divide the second ventilation cavity 324 into two gas cavities, all the gas output ends are uniformly communicated with the corresponding gas cavities respectively, the high-temperature gas can be uniformly output from the gas output ends at the two sides of the partition plate 325; compare in the gas in the linear air current area of the jet-propelled mechanism of melt-blown machine among the prior art and have the difference, lead to the fibrous thickness after the shaping to have the difference, seriously influence product quality's technical problem, the embodiment of the utility model provides a high-speed jet device 30 adopts the baffle 325 structure, and the high-temperature air current that fully will concentrate is cut apart and is the halving, makes the air current can evenly reach all output trachea, and the gaseous state that makes all second coupling assembling 322's output is the same, improves product quality effectively, is favorable to the enterprise to develop.
As shown in fig. 3 to 4, in another embodiment of the present invention, the first connection assembly 321 includes a first connection seat 3211 and a first air tube 3212, the first connection seat 3211 is disposed at an output end of the input pipeline 31, the first ventilation cavity 323 is formed on the first connection seat 3211, the number of the first air tubes 3212 is two, the two first air tubes 3212 are disposed at two ends of the first connection seat 3211, all the first air tubes 3212 are communicated with the first ventilation cavity 323, and two ends of the second connection assembly 322 are connected with the two first air tubes 3212.
As shown in fig. 3 to 4, in another embodiment of the present invention, the second connecting assembly 322 includes a second connecting seat 3221 and a second air pipe 3222, two ends of the second connecting seat 3221 are respectively connected to the two first air pipes 3212, the second ventilation cavity 324 is formed on the second connecting seat 3221, two ends of the partition 325 are respectively fixedly connected to an inner wall of the second connecting seat 3221, the second air pipes 3222 are at least four groups, all the second air pipes 3222 are disposed on the second connecting seat 3221 and uniformly distributed on two sides of the partition 325, all the second air pipes 3222 are all communicated with the second ventilation cavity 324, and an output end of all the second air pipes 3222 aligns with an output end of the nozzle mold 233.
As shown in fig. 3 to 4, in another embodiment of the present invention, the number of the second air pipes 3222 is four, and the four second air pipes 3222 are uniformly disposed on two sides of the partition 325.
In another embodiment of the present invention, the input end of the input pipeline 31 is connected to the output end of an external high temperature negative pressure device.
As shown in fig. 1 to 4, in another embodiment of the present invention, a valve mechanism 33 is disposed between the input pipe 31 and the output end of the high temperature gas delivery device.
In another embodiment of the present invention, the valve mechanism 33 is a stainless steel screw gate valve; stainless steel screw gate valve is technology shaping and the mature structure of technique, and this embodiment is no longer repeated.
As shown in fig. 1-4, in another embodiment of the present invention, the two ends of the second connecting component 322 are respectively provided with a first connecting plate and a second connecting plate for connecting the frame 10 of the thermo-compression sensing automatic control melt-blowing machine, the first connecting plate and the second connecting plate are made of metal material, the first connecting plate and the second connecting plate and the frame 10 are respectively provided with a glass fiber thermal insulation board therebetween, so as to effectively prevent the heat of the high temperature gas from being conducted to the frame 10.
As shown in fig. 1 and fig. 2, in another embodiment of the present invention, a cartridge protecting cover 70 for protecting the heating cartridge 22 is disposed on the heating cartridge 22, the heating cartridge 22 protecting cover is disposed on the frame 10 and is provided with an opening cavity for covering the heating cartridge 22, and at least one heat sink for preventing the heating cartridge 22 from overheating is disposed on the heating cartridge 22, in this embodiment, the heat sink is a heat dissipating fan and the number of the heat sinks is three, and the heat dissipating element is adopted to dissipate heat for the heating cartridge 22, so as to effectively prevent the heating cartridge 22 from overheating and failing, ensure that the heating cartridge 22 can operate smoothly, and prolong the service life of the heating cartridge 22.
As shown in fig. 1 and 2, in another embodiment of the present invention, a plurality of waist-shaped heat dissipation through holes are further disposed on the cartridge shield 70, so as to further improve the heat dissipation effect.
As shown in fig. 8, another embodiment of the present invention provides a woven fabric fiber forming process, which is performed by the above-mentioned temperature and pressure sensing automatic control melt-blowing machine, and comprises the following steps:
s100: adding a material to be molded to the input end of the heating cylinder 22;
s200: the heating material cylinder 22 heats the material to a molten state, and the pushing mechanism 21 is driven by the servo driving mechanism 50 to push the melt to the output end of the heating material cylinder 22;
s300: after the extruded melt enters the ejection mechanism 23, the temperature and pressure sensing unit 40 detects the temperature of the melt and the pressure applied by the extrusion mechanism 21, and sends the detection result to the control unit;
s400: the control unit respectively adjusts the operation parameters and preset heating temperature values of the servo driving mechanism 50 and the heating end of the heating material cylinder 22 according to the real-time detection result;
s500: repeating S100-S400 until the operation parameters of the servo driving mechanism 50 and the preset heating temperature value of the heating end of the heating material cylinder 22 tend to be stable, and then spraying the melt by the ejection mechanism 23;
s600: the high-speed air jet device 30 aligns the melt jet high-speed air flow output by the ejection mechanism 23 to clamp, draw and attenuate the melt, so that the melt is cooled to form superfine fibers.
Specifically, compare in the melt-blown machine among the prior art and set up the operating parameter of extruder and heating structure through technical staff's accent machine experience, lead to melt-blown machine to have certain limitation, the technical problem that the productivity can't improve, the embodiment of the utility model provides an among the fabric fiber forming process, this actuating equipment is provided with temperature and pressure sensing unit at the melt-jet end, real time monitoring is emitting the melt temperature and the pressurized parameter of end to feed back this parameter to control system, by the operating parameter of control system real-time adjustment heating structure and push structure, guarantee that the melt temperature of emitting end and pressure that receives keep at the ideal value, improved the production efficiency of the actuating equipment of this forming process effectively, improve the product quality who produces by the equipment of carrying out this forming process.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A temperature and pressure sensing automatic control melt-blowing machine is characterized by comprising
A machine base;
the heating extrusion device comprises a pushing mechanism, a heating material barrel and an ejection mechanism, wherein the heating material barrel is arranged on the base, the pushing mechanism is arranged on the base and used for heating materials and enabling the materials to be in a molten state, the output end of the pushing mechanism is connected with the input end of the heating material barrel and used for pushing the materials in the molten state to the other end of the heating material barrel, the ejection mechanism is arranged on the base and the input end of the ejection mechanism is connected with the output end of the heating material barrel, and the ejection mechanism is used for ejecting the materials in the molten state pushed by the pushing mechanism to the outside;
the high-speed air injection device is arranged on the base, and the output end of the high-speed air injection device is aligned with the output end of the injection mechanism so as to be used for clamping, drafting and thinning the melt output by the injection mechanism, so that the melt is cooled to form superfine fibers;
the temperature and pressure sensing unit is arranged at the output end of the ejection mechanism and is used for detecting the material temperature and the ejection pressure at the output end of the ejection mechanism;
the control device comprises a servo driving mechanism and a control unit, wherein the control unit is arranged in the machine base, the control unit is electrically connected with the temperature and pressure sensing unit, the servo driving mechanism is arranged on the machine base, the servo driving mechanism is in driving connection with the pushing mechanism, and the servo driving mechanism and the heating end of the heating material cylinder are both electrically connected with the control unit.
2. The temperature and pressure sensing automatic control melt-blowing machine according to claim 1, wherein the servo driving mechanism comprises a servo motor and a transmission assembly, the pushing mechanism is an auger pusher, the servo motor is arranged on the machine base, and the servo motor is in driving connection with the pushing mechanism through the transmission assembly.
3. The temperature and pressure sensing automatic control melt-blowing machine according to claim 2, characterized in that the transmission assembly is of a reducer structure, the input end of the transmission assembly is rotatably connected with the output main shaft of the servo motor, and the output end of the transmission assembly is rotatably connected with the input end of the pushing mechanism.
4. The temperature and pressure sensing automatic control melt-blowing machine according to any one of claims 1 to 3, wherein the ejection mechanism comprises a filter screen adjusting assembly, an ejection seat and a nozzle mold, the filter screen adjusting assembly is arranged at the output end of the heating cylinder and used for replacing a filtering unit at the output end of the heating cylinder, the ejection seat is arranged at the output end of the filter screen adjusting assembly, the nozzle mold is arranged at the output end of the ejection seat and used for ejecting the melt conveyed by the heating cylinder, and the temperature and pressure sensing unit is arranged on the ejection seat.
5. The temperature and pressure sensing automatic control melt-blowing machine according to claim 4, characterized in that: penetrate the seat and include first output seat and second output seat, first output seat sets up along the horizontal direction, the input of first output seat with filter screen adjusting part's output is connected, the second output seat sets up along vertical direction, the input of second output seat with the output of first output seat is connected, the shower nozzle mould sets up on the output of second output seat, warm pressure sensing unit sets up first output seat with between the second output seat.
6. The temperature and pressure sensing automatic control melt-blowing machine according to claim 5, characterized in that: the frame is close to be provided with a plurality of gas pockets on the lateral wall of second output seat, all the gas pocket sets up and all aims at along the horizontal direction the output of second output seat, high-speed air jet system sets up in the frame, high-speed air jet system is equipped with a plurality of outputs and a plurality of outputs of this high-speed air jet system extend to respectively to correspond in the gas pocket.
7. The temperature and pressure sensing automatic control melt-blowing machine according to claim 4, wherein a receiving tray for collecting excess materials which overflow after being filtered by the filtering unit and fall down due to weight is arranged at the bottom of the filter screen adjusting assembly.
8. The temperature and pressure sensing automatic control melt-blowing machine according to claim 1, characterized in that a cartridge shield for protecting the heating cartridge is arranged on the heating cartridge, the cartridge shield is arranged on the machine base and provided with an open cavity for covering the heating cartridge, and at least one heat sink for preventing the heating cartridge from overheating is arranged on the heating cartridge.
9. The temperature and pressure sensing automatic control melt-blowing machine according to claim 8, characterized in that a plurality of waist-shaped heat dissipation through holes are further arranged on the charging barrel shield.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111472053A (en) * | 2020-05-26 | 2020-07-31 | 东莞市力创机械有限公司 | Temperature and pressure sensing automatic control melt-blowing machine and textile fabric fiber forming process thereof |
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2020
- 2020-05-26 CN CN202020910997.5U patent/CN212476964U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111472053A (en) * | 2020-05-26 | 2020-07-31 | 东莞市力创机械有限公司 | Temperature and pressure sensing automatic control melt-blowing machine and textile fabric fiber forming process thereof |
CN111472053B (en) * | 2020-05-26 | 2024-08-02 | 东莞市力创机械有限公司 | Temperature and pressure sensing automatic control melt blowing machine and fabric fiber forming process thereof |
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