CN216832148U - Thermal centering system for automatically adjusting temperature of die head of extruder according to wall thickness of pipe - Google Patents
Thermal centering system for automatically adjusting temperature of die head of extruder according to wall thickness of pipe Download PDFInfo
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- CN216832148U CN216832148U CN202220295805.3U CN202220295805U CN216832148U CN 216832148 U CN216832148 U CN 216832148U CN 202220295805 U CN202220295805 U CN 202220295805U CN 216832148 U CN216832148 U CN 216832148U
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Abstract
The utility model discloses a thermal centering system for automatically adjusting the temperature of a die head of an extruder according to the wall thickness of a pipe, which comprises an ultrasonic thickness gauge, a slicing die head and a control system, wherein the slicing die head and the control system are arranged on the extruder; the ultrasonic thickness gauge comprises a support frame, a water tank, a control electric box and a probe centering mechanism, wherein the water tank, the control electric box and the probe centering mechanism are fixed on the support frame, the probe centering mechanism is fixed in the water tank, a first through hole is formed in the middle of the water tank, a plurality of ultrasonic probes are arranged on the probe centering mechanism and are respectively located around the first through hole, and the ultrasonic probes are respectively connected with the control electric box. The utility model discloses can each district temperature of automatically regulated extruder, the control is extruded tubular product each district solution and is flowed, adjusts tubular product each point wall thickness, effective material saving.
Description
Technical Field
The utility model relates to a tubular product production facility field, more specifically the heat centering system according to tubular product wall thickness automatically regulated extruder die head temperature that says so.
Background
The plastic pipeline is generally formed by an extrusion forming process, and the control parameters of the extrusion forming process comprise forming temperature, working pressure of an extruder, screw rotating speed, extrusion speed, traction speed, feeding speed, cooling and shaping and the like. The extrusion molding temperature is a necessary condition for promoting the plasticizing of molding materials and the flowing of plastic melt, and the temperature of an extruder head is higher, so that the flowing of the plastic melt is increased, and the flow rate is increased; when the temperature of the machine head is low, the viscosity of the plastic melt is high, and the flow of the plastic melt is increased and reduced and the flow is reduced due to the pressure rise of the machine head.
The die head of the existing extruder is heated to be at a constant temperature, and the existing extruder does not have the function of automatically controlling the temperature of each area of the die head so as to control the melt flow of each point of an extrusion pipeline. Once the die head is not installed in the middle, the wall thickness of each point of the pipe is eccentric and uneven, and in order to enable each point of the wall thickness of the pipe to reach the national standard, the wall thickness cannot be increased, and material loss is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a according to hot centering system of tubular product wall thickness automatically regulated extruder die head temperature, the utility model discloses can each district temperature of automatically regulated extruder, each district solution of tubular product is extruded in control flows, adjusts tubular product each point wall thickness, effective material saving.
The technical scheme is as follows:
the heat centering system for automatically adjusting the temperature of the die head of the extruder according to the wall thickness of a pipe comprises an ultrasonic thickness gauge, a slicing die head and a control system, wherein the slicing die head is arranged on the extruder, a plurality of temperature control areas are arranged on the slicing die head, each temperature control area is respectively provided with a temperature control assembly, and the ultrasonic thickness gauge and the extruder are respectively connected with the control system; the ultrasonic thickness gauge comprises a support frame, a water tank, a control electric box and a probe centering mechanism, wherein the water tank, the control electric box and the probe centering mechanism are fixed on the support frame, the probe centering mechanism is fixed in the water tank, a first through hole is formed in the middle of the water tank, a plurality of ultrasonic probes are arranged on the probe centering mechanism and are respectively located around the first through hole, and the ultrasonic probes are respectively connected with the control electric box.
Further, the section die head comprises a die head main body, a plurality of temperature control areas are respectively and uniformly distributed on the die head main body, and the temperature control assembly comprises a temperature measuring probe and a heating coil.
Furthermore, probe centering mechanism includes the fixed plate, the middle part of fixed plate is hollow structure, and a plurality of ultrasonic transducer distribute around the fixed plate middle part equidistantly respectively, be fixed with a plurality of probe fixed subassemblies on the fixed plate, a plurality of ultrasonic transducer are fixed in on the probe fixed subassembly respectively.
Further, the ultrasonic thickness gauge further comprises a left-right adjusting mechanism and an up-down adjusting mechanism, wherein the up-down adjusting mechanism is connected with the left-right adjusting mechanism, and the left-right adjusting mechanism is connected with the supporting frame.
Further, control adjustment mechanism and include lead screw slip table module, two slide rails and adjusting the bottom plate, lead screw slip table module and two slide rails are fixed in respectively on the PMKD, and lead screw slip table module is located between two slide rails, and adjusting the bottom of bottom plate links to each other with lead screw slip table module and two slide rails respectively, the support frame is fixed in on the adjusting the bottom plate.
Further, the upper and lower adjusting mechanism comprises four upper and lower adjusting assemblies, each upper and lower adjusting assembly comprises a screw rod fixing base and a trapezoidal screw rod, the bottom of each trapezoidal screw rod is movably connected with the screw rod fixing base, and the four trapezoidal screw rods are respectively connected with four corners of the adjusting bottom plate.
Further, the ultrasonic thickness gauge also comprises a front and rear adjusting mechanism, the front and rear adjusting mechanism is connected with the upper and lower adjusting mechanism, the front and rear adjusting mechanism comprises four unilateral track wheel assemblies, two guide rails and an adjusting support, the two guide rails are arranged oppositely, the four unilateral track wheel assemblies are respectively connected with the two guide rails, the four unilateral track wheel assemblies are respectively connected with the adjusting support, and the upper and lower adjusting mechanism is fixed on the adjusting support.
Further, the ultrasonic thickness gauge still includes coupling assembling, coupling assembling is fixed in one side that the water tank is close to the extruder, coupling assembling includes connecting plate and two connection dead levers, the one end of connecting the dead lever links to each other with the water tank, the one end of connecting the dead lever links to each other with the connecting plate.
Furthermore, the water tank is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is provided with a water inlet connecting valve and a probe water spraying connecting valve, the water outlet pipe is provided with a water outlet connecting valve and an overflow connecting valve, and the water inlet pipe is connected with an external water source.
Furthermore, connecting flanges are fixed on two opposite side edges of the water tank, a silica gel layer is arranged at the first through hole of the water tank and fixed on the water tank through the connecting flanges, the pipe is located at the center of the silica gel layer, a second through hole is arranged at the center of the silica gel layer, and the diameter of the second through hole is smaller than the outer diameter of the pipe.
The advantages or principles of the invention are explained below:
1. the utility model discloses a hot centering system includes ultrasonic thickness gauge and section die head, is equipped with a plurality of ultrasonic transducer on the ultrasonic thickness gauge. The pipe is detected through the ultrasonic thickness gauge after being extruded, and the wall thickness of the pipe is measured in real time through the plurality of ultrasonic probes. According to the measured wall thicknesses of a plurality of parts of the pipe, the temperature of each temperature control area on the slicing die head is respectively controlled, the temperature of each area of the extruder is automatically adjusted, the melt flow of each area of the extruded pipe is controlled, the wall thickness of each point of the pipe is adjusted, and materials are effectively saved.
2. The temperature control assembly comprises a temperature measuring probe and a heating coil, the temperature of each temperature control area is detected through the temperature measuring probe, and the temperature of each temperature control area is convenient to control through controlling the power-on or power-off of the heating coil.
Drawings
FIG. 1 is a schematic diagram of a thermal centering system for automatically adjusting the temperature of an extruder die according to the wall thickness of a pipe;
FIG. 2 is a schematic structural diagram of an ultrasonic thickness gauge;
FIG. 3 is another schematic structural view of the ultrasonic thickness gauge;
FIG. 4 is a schematic structural view of a slicing die;
FIG. 5 is a schematic view of the probe centering mechanism;
FIG. 6 is a schematic view of a combination of a left-right adjustment mechanism, an up-down adjustment mechanism, and a front-rear adjustment mechanism;
description of the reference numerals:
1. an ultrasonic thickness gauge; 2. an extruder; 3. a slicing die head; 31. a temperature control zone; 32. a temperature measuring probe; 33. a heating coil; 11. a support frame; 12. a water tank; 13. controlling an electric box; 14. a probe centering mechanism; 140. an ultrasonic probe; 141. a fixing plate; 142. a probe fixing assembly; 15. a connecting flange; 16. a silica gel layer; 17. a left-right adjusting mechanism; 18. an up-down adjusting mechanism; 19. a front-rear adjusting mechanism; 170. a screw rod sliding table module; 171. a slide rail; 172. adjusting the bottom plate; 173. fixing the bottom plate; 180. a screw rod fixing base; 181. a trapezoidal screw rod; 190. a single-sided track wheel assembly; 191. a guide rail; 192. adjusting the bracket; 20. a water inlet pipe; 21. a drain pipe; 22. a water inlet connection valve; 23. a probe water spray connecting valve; 24. a drain connection valve; 25. a water quality filter; 26. a water collection tank; 27. a connecting plate; 28. connecting a fixed rod; 120. an observation port; 121. an alarm lamp.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "center", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
As shown in fig. 1 and 4, the embodiment discloses a thermal centering system for automatically adjusting the temperature of an extruder die head according to the wall thickness of a pipe, which comprises an ultrasonic thickness gauge 1, a slicing die head 3 arranged on an extruder 2, and a control system. The ultrasonic thickness gauge 1 and the extruder 2 are respectively connected with a control system, and the ultrasonic thickness gauge 1 and the extruder 2 are respectively controlled by the control system. The control system of the embodiment is a control system for controlling the production of the pipe, and the control mode and the control method of the control system are both the prior art.
As shown in fig. 4, the slicing die head 3 of this embodiment is provided with a plurality of temperature control regions 31, and each temperature control region 31 is provided with a temperature control component. Further, slicing die head 3 includes the die head main part, and a plurality of temperature control district 31 are evenly distributed respectively on the die head main part, and the temperature control subassembly includes temperature probe 32 and heating coil 33. The temperature of each temperature control zone 31 is detected by the temperature probe 32, and the temperature of each temperature control zone 31 is controlled by controlling the energization or the de-energization of the heating coil 33.
As shown in fig. 2, 3 and 5, the ultrasonic thickness gauge 1 of the present embodiment is located at one side of the extruder 2, and the pipe extruded by the extruder 2 enters the ultrasonic thickness gauge 1 to measure the wall thickness. In order to realize the measurement of the pipe, the ultrasonic thickness gauge 1 comprises a support frame 11, a water tank 12, a control electric box 13 and a probe centering mechanism 14, wherein the water tank 12, the control electric box 13 and the probe centering mechanism are fixed on the support frame 11. The probe centering mechanism 14 is fixed inside the water tank 12, a first through hole is formed in the middle of the water tank 12, a plurality of ultrasonic probes 140 are arranged on the probe centering mechanism 14, the ultrasonic probes 140 are located around the first through hole respectively, and the ultrasonic probes 140 are connected with the control electric box 13 respectively.
Further, the probe centering mechanism 14 includes a fixing plate 141, a middle portion of the fixing plate 141 is a hollow structure, and the plurality of ultrasonic probes 140 are respectively distributed around the middle portion of the fixing plate 141 at equal intervals. A plurality of probe fixing units 142 are fixed to the fixing plate 141, and the plurality of ultrasonic probes 140 are fixed to the probe fixing units 142, respectively. The plurality of ultrasonic probes 140 are distributed at 360 ° on the fixing plate 141, and can detect each part of the circumference of the pipe. Connecting flanges 15 are fixed on two side edges of the water tank 12, a silica gel layer 16 is arranged at a first through hole of the water tank 12, the silica gel layer 16 is fixed in the middle of the water tank 12 through the connecting flanges 15, and the pipe is located in the center of the silica gel layer 16. The center of the silica gel layer 16 is provided with a second through hole, and the diameter of the second through hole is smaller than the outer diameter of the pipe. The silicone gel layer 16 is located in the middle of the plurality of ultrasonic probes 140. During detection, the pipe is located in the center of the silica gel layer, the silica gel layer 16 is tightly attached to the surface of the pipe, and water is used as a medium for ultrasonic waves to propagate sound waves so as to measure the pipe. The center point of the pipe overlaps with the center points of the plurality of ultrasonic probes 140 that surround into a circle. In this embodiment, the silicone layer 16 is tightly adhered to the surface of the pipe, so that water leakage from the water tank 12 can be prevented, and water leakage can be prevented even after the pipe is separated from the second through hole of the water tank 12.
In order to adjust the water tank 12, the ultrasonic thickness gauge 1 of the present embodiment further includes a left-right adjusting mechanism 17 and an up-down adjusting mechanism 18, wherein the up-down adjusting mechanism 18 is connected to the left-right adjusting mechanism 17, and the left-right adjusting mechanism 17 is connected to the supporting frame 11. The left-right adjusting mechanism 17 drives the water tank 12 to move left and right, and the up-down adjusting mechanism 18 drives the water tank 12 to move up and down.
As shown in fig. 6, in order to drive the water tank 12 to move left and right, the left and right adjusting mechanism 17 includes a screw sliding table module 170, two sliding rails 171, and an adjusting bottom plate 172. The lead screw slip table module 170 and the two slide rails 171 are fixed on the fixed bottom plate 173 respectively, the lead screw slip table module 170 is located between the two slide rails 171, the bottom of the adjusting bottom plate 172 is connected with the lead screw slip table module 170 and the two slide rails 171 respectively, and the support frame 11 is fixed on the adjusting bottom plate 172. When the position of the water tank 12 needs to be adjusted leftwards or rightwards, the screw rod of the screw rod sliding table module 170 can be manually rotated, and the screw rod drives the support frame 11 to move leftwards or rightwards on the two sliding rails 171 when rotating. One end of the screw rod is provided with a fixed pin, and when the screw rod does not need to be rotated, the screw rod is prevented from rotating through fixation of the fixed pin.
In order to drive the water tank 12 to adjust up and down, the up-down adjusting mechanism 18 comprises four up-down adjusting assemblies, each up-down adjusting assembly comprises a screw rod fixing base 180 and a trapezoidal screw rod 181, the bottom of the trapezoidal screw rod 181 is movably connected with the screw rod fixing base 180, and the four trapezoidal screw rods 181 are respectively connected with four corners of the adjusting bottom plate 172. When the position of the water tank 12 needs to be adjusted upwards or downwards, the trapezoidal screw 181 is manually rotated, and the trapezoidal screw 181 drives the adjusting bottom plate 172 to move upwards or downwards, so as to drive the water tank 12 to move upwards or downwards.
Further, the ultrasonic thickness gauge 1 further comprises a front-back adjusting mechanism 19, the front-back adjusting mechanism 19 is connected with the up-down adjusting mechanism 18, and the front-back adjusting mechanism 19 drives the water tank 12 to move forwards or backwards. The fore-aft adjustment mechanism 19 includes four single-sided track wheel assemblies 190, two guide rails 191, and an adjustment bracket 192. The two guide rails 191 are oppositely arranged, the four unilateral track wheel assemblies 190 are respectively connected with the two guide rails 191, the four unilateral track wheel assemblies 190 are respectively connected with the adjusting bracket 192, and the up-down adjusting mechanism 18 is fixed on the adjusting bracket 192.
Further, the water tank 12 is provided with a water inlet pipe 20 and a water outlet pipe 21, the water inlet pipe 20 is provided with a water inlet connection valve 22 and a probe water spraying connection valve 23, the water outlet pipe 21 is provided with a water outlet connection valve 24 and an overflow connection valve, and the water inlet pipe 20 is connected with an external water source. The water inlet pipe 20 is also provided with a water filter 25. The support frame 11 is further provided with a water collecting tank 26, and the upper bottom of the water collecting tank 26 is provided with a water outlet. When the water tank 12 is used, water is directly fed into the water tank 12 through the water inlet pipe 20, and excessive water overflows through the overflow port, so that the temperature of the water in the water tank 12 is ensured. When not in use, water in the tank 12 is discharged through the drain pipe 21. The water tank 12 is further provided with a viewing port 120 and an alarm lamp 121, and the alarm lamp 121 is fixed on the control electric box 13.
After the pipe is extruded, the pipe is measured by the ultrasonic thickness gauge 1, and the wall thickness of the pipe is measured in real time by the ultrasonic probes 140. According to the measured wall thicknesses of a plurality of parts of the pipe, the temperature of each temperature control area 31 on the slicing die head 3 is respectively controlled, the temperature of each area of the extruder 2 is automatically adjusted, the melt flow of each area of the extruded pipe is controlled, the wall thickness of each point of the pipe is adjusted, and materials are effectively saved.
The embodiment of the present invention is not limited to this, according to the above-mentioned content of the present invention, the common technical knowledge and the conventional means in the field are utilized, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or combinations in various forms, all falling within the protection scope of the present invention.
Claims (10)
1. The heat centering system is characterized by comprising an ultrasonic thickness gauge, a slicing die head and a control system, wherein the slicing die head is arranged on the extruder, the slicing die head is provided with a plurality of temperature control areas, each temperature control area is respectively provided with a temperature control assembly, and the ultrasonic thickness gauge and the extruder are respectively connected with the control system; the ultrasonic thickness gauge comprises a support frame, a water tank, a control electric box and a probe centering mechanism, wherein the water tank, the control electric box and the probe centering mechanism are fixed on the support frame, the probe centering mechanism is fixed in the water tank, a first through hole is formed in the middle of the water tank, a plurality of ultrasonic probes are arranged on the probe centering mechanism and are respectively located around the first through hole, and the ultrasonic probes are respectively connected with the control electric box.
2. The thermal centering system for automatically adjusting the die head temperature of an extruder according to the wall thickness of a tube according to claim 1, wherein the slicing die head comprises a die head main body, a plurality of temperature control zones are respectively and uniformly distributed on the die head main body, and the temperature control assembly comprises a temperature measuring probe and a heating coil.
3. The heat centering system for automatically adjusting the temperature of the die head of the extruder according to the wall thickness of the pipe as claimed in claim 1, wherein the probe centering mechanism comprises a fixing plate, the middle part of the fixing plate is of a hollow structure, the plurality of ultrasonic probes are respectively distributed around the middle part of the fixing plate at equal intervals, a plurality of probe fixing assemblies are fixed on the fixing plate, and the plurality of ultrasonic probes are respectively fixed on the probe fixing assemblies.
4. The thermal centering system for automatically adjusting the temperature of the die head of the extruder according to the wall thickness of the pipe as claimed in any one of claims 1 to 3, wherein the ultrasonic thickness gauge further comprises a left-right adjusting mechanism and an up-down adjusting mechanism, the up-down adjusting mechanism is connected with the left-right adjusting mechanism, and the left-right adjusting mechanism is connected with the supporting frame.
5. The thermal centering system for automatically adjusting the temperature of the die head of an extruder according to the wall thickness of a pipe as claimed in claim 4, wherein the left and right adjusting mechanism comprises a lead screw sliding table module, two sliding rails and an adjusting bottom plate, the lead screw sliding table module and the two sliding rails are respectively fixed on the fixing bottom plate, the lead screw sliding table module is located between the two sliding rails, the bottom of the adjusting bottom plate is respectively connected with the lead screw sliding table module and the two sliding rails, and the supporting frame is fixed on the adjusting bottom plate.
6. The thermal centering system for automatically adjusting the temperature of the die head of an extruder according to the wall thickness of a pipe as claimed in claim 5, wherein the up-down adjusting mechanism comprises four up-down adjusting components, the up-down adjusting components comprise a screw rod fixing base and trapezoidal screw rods, the bottom of each trapezoidal screw rod is movably connected with the screw rod fixing base, and the four trapezoidal screw rods are respectively connected with four corners of the adjusting bottom plate.
7. The thermal centering system for automatically adjusting the temperature of the die head of an extruder according to the wall thickness of a tube as claimed in claim 4, wherein the ultrasonic thickness gauge further comprises a front-back adjusting mechanism, the front-back adjusting mechanism is connected with the up-down adjusting mechanism, the front-back adjusting mechanism comprises four single-side track wheel assemblies, two guide rails and an adjusting bracket, the two guide rails are arranged oppositely, the four single-side track wheel assemblies are respectively connected with the two guide rails, the four single-side track wheel assemblies are respectively connected with the adjusting bracket, and the up-down adjusting mechanism is fixed on the adjusting bracket.
8. The thermal centering system for automatically adjusting the temperature of the die head of the extruder according to the wall thickness of the pipe as claimed in any one of claims 1 to 3, wherein the ultrasonic thickness gauge further comprises a connecting assembly, the connecting assembly is fixed on one side of the water tank close to the extruder, the connecting assembly comprises a connecting plate and two connecting fixing rods, one end of each connecting fixing rod is connected with the water tank, and one end of each connecting fixing rod is connected with the connecting plate.
9. The thermal centering system for automatically adjusting the temperature of the die head of an extruder according to the wall thickness of a pipe as claimed in claim 1, wherein the water tank is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is provided with a water inlet connecting valve and a probe water spraying connecting valve, the water outlet pipe is provided with a water outlet connecting valve and an overflow connecting valve, and the water inlet pipe is connected with an external water source.
10. The heat centering system for automatically adjusting the temperature of the die head of the extruder according to the wall thickness of the pipe as claimed in claim 1, wherein connecting flanges are fixed on two opposite side edges of the water tank, a silica gel layer is arranged at a first through hole of the water tank, the silica gel layer is fixed on the water tank through the connecting flanges, the pipe is located at the center of the silica gel layer, a second through hole is arranged at the center of the silica gel layer, and the diameter of the second through hole is smaller than the outer diameter of the pipe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220295805.3U CN216832148U (en) | 2022-02-14 | 2022-02-14 | Thermal centering system for automatically adjusting temperature of die head of extruder according to wall thickness of pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220295805.3U CN216832148U (en) | 2022-02-14 | 2022-02-14 | Thermal centering system for automatically adjusting temperature of die head of extruder according to wall thickness of pipe |
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| CN216832148U true CN216832148U (en) | 2022-06-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889090A (en) * | 2022-07-14 | 2022-08-12 | 江苏方正塑业有限公司 | Pipe neck mold mounting direction adjusting device |
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2022
- 2022-02-14 CN CN202220295805.3U patent/CN216832148U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889090A (en) * | 2022-07-14 | 2022-08-12 | 江苏方正塑业有限公司 | Pipe neck mold mounting direction adjusting device |
| CN114889090B (en) * | 2022-07-14 | 2022-09-27 | 江苏方正塑业有限公司 | Pipe neck mold mounting direction adjusting device |
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