CN214645008U - Underwater thermal cutting machine head - Google Patents
Underwater thermal cutting machine head Download PDFInfo
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- CN214645008U CN214645008U CN202120730803.8U CN202120730803U CN214645008U CN 214645008 U CN214645008 U CN 214645008U CN 202120730803 U CN202120730803 U CN 202120730803U CN 214645008 U CN214645008 U CN 214645008U
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Abstract
The utility model provides an underwater hot cutting machine head, which comprises a template, a template clamp sleeve, a diversion cavity and a diversion cone, wherein the front end face of the template clamp sleeve is tightly connected with the rear end face of the template, a clamp sleeve flange at the rear end of the template clamp sleeve is connected with a hydraulic diversion valve or a hydraulic screen changing device through a clamp, a template front end heat insulation plate A is tightly attached to the outer surface of the water cavity, the front end face of the diversion cavity is tightly connected with the rear end face of the template and is fixedly installed in an inner hole of the clamp sleeve of the template clamp sleeve, the front end face of the diversion cone is tightly connected with the rear end face of the template and is fixedly installed in an inner hole of the diversion cavity, and an annular material melt flow channel is formed between the diversion cone and the inner hole of the diversion cavity; the material of the template is titanium alloy, the annular runner groove at the rear end of the template is butted with the annular material melt runner, a plurality of extrusion holes are processed on the hot cutting die surface at the front end of the template, and the hot cutting die surface is provided with a hard alloy coating. The underwater hot cutting machine head is high in production efficiency, long in service life and convenient to install and detach.
Description
Technical Field
The utility model relates to a pelleter under water, especially a hot cutting aircraft nose under water.
Background
The underwater hot cutting machine head is a key part of the underwater granulator, determines the effect of cutting and processing various materials by the underwater granulator, and meets the performance requirements of high yield, long service life, convenience in installation and disassembly, safety and convenience in operation, strong process reliability and the like.
The underwater hot cutting machine head mainly comprises a template, a template clamp sleeve, a diversion cavity, a diversion cone and the like. The structural design needs to comprehensively consider the following factors: the hot cutting die surface of the die plate is immersed in the cooling circulating water flow in the water cavity, the heat conduction coefficient of the die plate is low, the heat balance of the hot cutting die surface can be kept, the material melt in the extrusion holes is prevented from being solidified in advance in a flow channel of the material melt, the extrusion holes are prevented from being blocked, the extrusion pressure of the underwater hot cutting machine head is increased, the discharging of each extrusion hole is not uniform, and the underwater granulator can continuously run for a long time; the surface of the hot cutting die surface needs to be treated by a special process so as to improve the wear resistance of wear-resistant particles and high-temperature oxidation resistance of the hot cutting die surface and prolong the service life; the underwater hot cutting machine head can be quickly installed and detached, and the maintenance and the cleaning of the underwater hot cutting machine head are convenient.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a hot-cutting aircraft nose under water, this hot-cutting aircraft nose's template is thermal-insulated and the heat balance effect is splendid under water, does not have the hole blocking phenomenon of extruding, and the quality can be high, the long service life of hot-cutting die face to this hot-cutting aircraft nose's under water structure is succinct, does benefit to maintenance and clearance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an underwater hot cutting machine head comprises a template, a template clamp sleeve, a diversion cavity and a diversion cone, wherein the front end face of the template clamp sleeve is tightly connected with the rear end face of the template through a cylindrical head screw I, a clamp sleeve flange at the rear end of the template clamp sleeve is connected with a hydraulic diversion valve or a hydraulic screen changer through a clamp, the template is connected with a water cavity through a cylindrical head screw II, a heat insulation plate A at the front end of the template is tightly attached to the outer surface of the water cavity, and the heat insulation plate A can play a role in sealing and insulating cooling circulating water flow in the water cavity;
the front end face of the shunting cavity is tightly connected with the rear end face of the template through a cylindrical head screw IV, the shunting cavity is fixedly installed in an inner hole of a clamp sleeve of the template, the front end face of the shunting cone is tightly connected with the rear end face of the template through a cylindrical head screw V, the shunting cone is fixedly installed in an inner hole of the shunting cavity, and a ring-shaped material melt flow channel is formed between the shunting cone and the inner hole of the shunting cavity;
the material of the template is titanium alloy, an annular runner groove at the rear end of the template is in butt joint with an annular material melt runner between the shunting cone and the inner hole of the shunting cavity, a plurality of extrusion holes are processed on a hot cutting die surface at the front end of the template, the material melt is output from the annular runner groove through the extrusion holes, and a hard alloy coating is arranged on the surface of the hot cutting die surface of the template.
Further, the heat insulation plate A is tightly pressed and fixed on the outer circumference of the front end face of the template through a heat insulation pressing plate A; the heat insulation plate B is pressed and fixed in the template groove of the template through the heat insulation pressing plate B, the heat insulation plate A and the heat insulation plate B jointly play a role in sealing and insulating heat for cooling circulating water flow in a water cavity, the heat insulation and heat balance effects of the template are improved, and therefore heating energy consumption is reduced, and the phenomenon that the extrusion holes are blocked is avoided.
Furthermore, the heat insulation plate A and the heat insulation plate B are both made of rubber asbestos materials.
Furthermore, the shunting cavity is provided with a jackscrew hole, and the front end face of the shunting cavity is separated from the rear end face of the template by the jackscrew through the jackscrew hole of the shunting cavity.
Furthermore, positioning pins are installed in the positioning pin holes of the template and the positioning pin installation holes of the shunting cones, and the positioning pins play a role in positioning the installation positions of the shunting cones.
Further, still include the template hinge, the template hinge installation is fixed at the top of template, and the round pin axle of outside linkage is connected in the suspension round pin shaft hole of template hinge, and when dismantling hot cutting aircraft nose under water, outside linkage can hang hot cutting aircraft nose under water, and hot cutting aircraft nose under water can be followed outside linkage and rotated and opened, is convenient for hot cutting the inside clearance of aircraft nose under water.
Furthermore, the heating rod pressing strip is fixedly installed between the two heating rod holes of the template, and the electric heating rods are fixedly installed at the heating rod holes at the two ends of the heating rod pressing strip.
Furthermore, a thermocouple is installed in a thermocouple installation hole of the template, and the thermocouple measures the temperature of the template so as to adjust the heating state of the electric heating rod and keep the heat balance of the template.
Has the advantages that: the underwater hot cutting machine head is applied to an underwater granulator, and enables the underwater granulator to continuously and stably operate for a long time in the production operation of various materials; the extrusion holes of the template are more, the yield is high, and the production efficiency is improved; the hard alloy coating on the surface of the hot cutting die surface improves the wear resistance of wear particles and high-temperature oxidation resistance of the hot cutting die surface, and prolongs the service life of the hot cutting die surface; the heat insulation and heat balance effects of the underwater hot cutting machine head are excellent, and the phenomenon of extrusion hole blockage is avoided; the underwater hot cutting machine head can be quickly and conveniently installed and detached, and the maintenance and the cleaning of the underwater hot cutting machine head are facilitated.
Drawings
FIG. 1 is a front view of the underwater hot cutting head of the present invention;
FIG. 2 is a view taken along line A-A of FIG. 1;
FIG. 3 is a top view of the underwater thermal cutting head of the present invention;
FIG. 4 is a front view of the template;
FIG. 5 is a view taken along line B-B of FIG. 4;
FIG. 6 is a rear view of the template;
FIG. 7 is a view taken along line C-C of FIG. 5;
FIG. 8 is a front view of the template chuck sleeve;
FIG. 9 is a view from direction D-D of FIG. 8;
FIG. 10 is a front view of the distribution chamber;
FIG. 11 is a view from E-E in FIG. 10;
FIG. 12 is a front view of the tap cone;
FIG. 13 is a view from direction F-F of FIG. 12;
in the figure: 1-template; 2-a template clamp sleeve; 3-cylindrical head screw I; 4-a shunting cavity; 5-pressing the bar by a heating rod; 6-pan head screw I; 7-a spreader cone; 8-a positioning pin; 9-cylindrical cap screw II; 10-template hinge; 11-cylindrical head screw III; 12-a heat insulation board A; 13-pan head screw II; 14-insulating press plate a; 15-cylindrical head screw IV; 16-countersunk head screws; 17-insulating press plate B; 18-cylindrical head screw V; 19-heat insulation board B; 20-hot cutting the die surface; 21-thermocouple mounting holes; 22-screw mounting hole II; 23-screw hole IV; 24-an annular flow channel groove; 25-positioning pin holes; 26-screw hole III; 27-pan head screw hole II; 28-extrusion orifices; 29-countersunk screw holes; 30-screw mounting hole V; 31-template grooves; 32-screw mounting holes I; 33-pan head screw hole I; 34-heating rod hole; 35-clamp sleeve flange; 36-screw hole I; 37-the inner hole of the clamp sleeve; 38-screw through hole II; 39-inner hole of the shunting cavity; 40-screw mounting holes IV; 41-jackscrew hole; 42-screw hole V; 43-locating pin mounting holes; 44-hard metal coating; 45-suspension pin hole.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the accompanying drawings.
The utility model discloses a hot cutting aircraft nose under water, including template 1, template anchor clamps cover 2, reposition of redundant personnel chamber 4, reposition of redundant personnel awl 7. The cylindrical head screw I3 is connected with the screw hole I36 of the template clamp sleeve 2 through the screw mounting hole I32 of the template 1, and the front end surface of the template clamp sleeve 2 is tightly connected with the rear end surface of the template 1 through the cylindrical head screw I3; the clamp sleeve flange 35 at the rear end of the template clamp sleeve 2 is connected with a hydraulic shunt valve or a hydraulic screen changer of the underwater granulator through a clamp, so that the underwater thermal cutter head can be quickly installed and disassembled, and the maintenance and the cleaning of the underwater thermal cutter head are convenient; the cylindrical head screw II9 passes through the screw through hole II38 of the template clamp sleeve 2 and is connected with the screw hole of the water cavity through the screw mounting hole II22 of the template 1, the template 1 is connected with the water cavity through the cylindrical head screw II9, the heat insulation plate A12 at the front end of the template 1 is tightly attached to the outer surface of the water cavity, and the heat insulation plate A12 can play a role in sealing and insulating cooling circulating water flow in the water cavity.
The flow distribution cavity 4 is arranged in a clamp sleeve inner hole 37 of the template clamp sleeve 2, a cylindrical head screw IV15 is connected with a screw hole IV23 of the template 1 through a screw mounting hole IV40 of the flow distribution cavity 4, the front end surface of the flow distribution cavity 4 is tightly connected with the rear end surface of the template 1 through a cylindrical head screw IV15, and the flow distribution cavity 4 is fixedly arranged in the clamp sleeve inner hole 37 of the template clamp sleeve 2; the shunting cavity 4 is provided with a jackscrew hole 41, when the shunting cavity 4 is disassembled, a jackscrew can be adopted, the front end face of the shunting cavity 4 can be separated from the rear end face of the template 1 through the jackscrew hole 41 of the shunting cavity 4, and the shunting cavity 4 can be conveniently disassembled.
The flow distribution cone 7 is arranged in a flow distribution cavity inner hole 39 of the flow distribution cavity 4, an annular material melt flow channel is formed between the flow distribution cone 7 and the flow distribution cavity inner hole 39, a cylindrical head screw V18 is connected with a screw hole V42 of the flow distribution cone 7 through a screw mounting hole V30 of the template 1, the front end face of the flow distribution cone 7 is tightly connected with the rear end face of the template 1 through a cylindrical head screw V18, and the flow distribution cone 7 is fixedly arranged in the flow distribution cavity inner hole 39 of the flow distribution cavity 4; the positioning pin hole 25 of the template 1 and the positioning pin mounting hole 43 of the shunt cone 7 are used for mounting the positioning pin 8, and the positioning pin 8 has a positioning effect on the mounting position of the shunt cone 7.
The material of the template 1 is titanium alloy, in order to improve the intensity of the template 1 and reduce the heat conduction coefficient of the template 1, the annular runner groove 24 of the back end of the template 1 is butted with the annular material melt runner between the shunting cone 7 and the inner hole 39 of the shunting cavity, a plurality of extrusion holes 28 are processed on the hot cutting die surface 20 of the front end of the template 1, and the material melt is output from the annular runner groove 24 through the extrusion holes 28; the surface of the hot cutting die surface 20 of the template 1 adopts a supersonic thermal spraying hard alloy heat treatment process, and a hard alloy coating 44 is formed on the surface of the hot cutting die surface 20 of the template 1, so that the wear resistance of the surface of the hot cutting die surface 20 to particles and high-temperature oxidation resistance is improved, and the service life of the hot cutting die surface 20 is prolonged.
The heat insulation plate A12 and the heat insulation plate B19 are both made of rubber asbestos materials. The pan head screw II13 penetrates through the heat insulation pressing plate A14 to be connected with the pan head screw hole II27 of the template 1, and the heat insulation plate A12 is pressed and fixed on the outer circumference of the front end face of the template 1 through the heat insulation pressing plate A14; countersunk screws 16 penetrate through the heat insulation pressing plate B17 to be connected with countersunk screw holes 29 of the template 1, the heat insulation plate B19 is pressed and fixed in the template groove 31 of the template 1 through the heat insulation pressing plate B17, the heat insulation plate A12 and the heat insulation plate B19 jointly play a role in sealing and insulating cooling circulating water flow in a water cavity, the heat insulation and heat balance effects of the template 1 are improved, the heating energy consumption is reduced, and the extrusion holes 28 are prevented from being blocked.
Pan head screws I6 pass through the heating rod pressing strip 5 to be connected with pan head screw holes I33 of the template 1, the heating rod pressing strip 5 is fixedly installed between two heating rod holes 34 of the template 1, and the electric heating rods are tightly installed at the heating rod holes 34 at two ends of the heating rod pressing strip 5. The thermocouple is installed in the thermocouple installation hole 21 of the template 1, and the thermocouple measures the temperature of the template 1 to adjust the heating state of the electric heating rod and maintain the heat balance of the template 1.
This hot cutting aircraft nose under water still includes template hinge 10, and template hinge 10 passes through screw hole III26 installation of cylindric head screw III11 connection template 1 and fixes at the top of template 1, and the round pin axle that outside linkage was connected to template hinge 10's suspension pin shaft hole 45, and when dismantling hot cutting aircraft nose under water, outside linkage can hang hot cutting aircraft nose under water, and hot cutting aircraft nose can be followed outside linkage and rotated and open under water, the inside clearance of the hot cutting aircraft nose under water of being convenient for.
The underwater hot cutting machine head has the following functions:
the material melt enters an annular material melt channel formed between a shunting cone 7 and a shunting cavity inner hole 39 and enters an annular channel groove 24 of the template 1, a plurality of extrusion holes 28 of the template 1 are communicated with the annular channel groove 24, a thermocouple measures the temperature of the template 1, a temperature measurement signal of the thermocouple adjusts the heating state of an electric heating rod through a temperature control device, a heat insulation plate A12 and a heat insulation plate B19 obstruct the heat conduction of the template 1 to cooling circulating water flow in a water cavity, the heat balance state of the template 1 is kept, the material melt is enabled to keep the fluidity in the extrusion holes 28, and the material melt is output from the extrusion holes 28; the hot cutting die surface 20 of the die plate 1 is immersed in the cooling circulating water flow in the water cavity, the material melt is output to the water cavity from the extrusion holes 28, the dicing blade is tightly attached to the surface of the hard alloy coating 44 of the hot cutting die surface 20 and rotates at a high speed, the material melt is cut into particles, and the particles are cooled and solidified by the cooling circulating water flow in the water cavity and enter a circulating water pipeline along with the cooling circulating water flow.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. An underwater hot cutting machine head comprises a template (1), a template clamp sleeve (2), a shunting cavity (4) and a shunting cone (7), and is characterized in that; the front end face of a template clamp sleeve (2) is tightly connected with the rear end face of a template (1) through a cylindrical head screw I (3), a clamp sleeve flange (35) at the rear end of the template clamp sleeve (2) is connected with a hydraulic flow divider or a hydraulic screen changer through a clamp, the template (1) is connected with a water cavity through a cylindrical head screw II (9), a heat insulation plate A (12) at the front end of the template (1) is tightly attached to the outer surface of the water cavity, and the heat insulation plate A (12) can play a role in sealing and insulating cooling circulating water flow in the water cavity;
the front end face of the shunting cavity (4) is tightly connected with the rear end face of the template (1) through a cylindrical head screw IV (15), the shunting cavity (4) is fixedly installed in a clamp sleeve inner hole (37) of the template clamp sleeve (2), the front end face of the shunting cone (7) is tightly connected with the rear end face of the template (1) through a cylindrical head screw V (18), the shunting cone (7) is fixedly installed in a shunting cavity inner hole (39) of the shunting cavity (4), and an annular material melt flow channel is formed between the shunting cone (7) and the shunting cavity inner hole (39);
the material of template (1) is titanium alloy, annular runner recess (24) and reposition of redundant personnel awl (7) of template (1) rear end and the annular material melt runner butt joint between reposition of redundant personnel chamber hole (39), process a plurality of extrusion holes (28) on hot cutting die face (20) of template (1) front end, the material melt is exported through extrusion holes (28) by annular runner recess (24), the surface of hot cutting die face (20) of template (1) is equipped with carbide coating (44).
2. An underwater thermal cutting head according to claim 1, wherein: the heat insulation plate A (12) is pressed and fixed on the outer circumference of the front end surface of the template (1) through a heat insulation pressing plate A (14); the heat insulation plate B (19) is pressed and fixed in the template groove (31) of the template (1) through the heat insulation pressing plate B (17), the heat insulation plate A (12) and the heat insulation plate B (19) have sealing and heat insulation effects on cooling circulation water flow in a water cavity together, and the heat insulation and heat balance effects of the template (1) are improved, so that the heating energy consumption is reduced, and the extrusion holes (28) are prevented from being blocked.
3. An underwater thermal cutting head according to claim 2, wherein: the heat insulation plate A (12) and the heat insulation plate B (19) are both made of rubber asbestos materials.
4. An underwater thermal cutting head according to claim 1, wherein: the shunting cavity (4) is provided with a jackscrew hole (41), and the front end face of the shunting cavity (4) is separated from the rear end face of the template (1) by the jackscrew through the jackscrew hole (41) of the shunting cavity (4).
5. An underwater thermal cutting head according to claim 4, wherein: and the positioning pin (8) is arranged in the positioning pin hole (25) of the template (1) and the positioning pin mounting hole (43) of the shunting cone (7), and the positioning pin (8) has a positioning effect on the mounting position of the shunting cone (7).
6. An underwater thermal cutting head according to claim 1, wherein: still include template hinge (10), template hinge (10) installation is fixed at the top of template (1), and the round pin axle of outside linkage is connected in suspension pin shaft hole (45) of template hinge (10), and when dismantling hot cutting aircraft nose under water, outside linkage can hang hot cutting aircraft nose under water, and hot cutting aircraft nose under water can be followed outside linkage and rotated and opened, is convenient for the inside clearance of hot cutting aircraft nose under water.
7. An underwater thermal cutting head according to claim 1, wherein: the heating rod pressing strip (5) is fixedly installed between the two heating rod holes (34) of the template (1), and the electric heating rods are tightly installed at the heating rod holes (34) at the two ends of the heating rod pressing strip (5).
8. An underwater thermal cutting head according to claim 7, wherein: and a thermocouple is arranged in a thermocouple mounting hole (21) of the template (1), and the thermocouple measures the temperature of the template (1) so as to adjust the heating state of the electric heating rod and keep the heat balance of the template (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120730803.8U CN214645008U (en) | 2021-04-12 | 2021-04-12 | Underwater thermal cutting machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120730803.8U CN214645008U (en) | 2021-04-12 | 2021-04-12 | Underwater thermal cutting machine head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214645008U true CN214645008U (en) | 2021-11-09 |
Family
ID=78460895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120730803.8U Active CN214645008U (en) | 2021-04-12 | 2021-04-12 | Underwater thermal cutting machine head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214645008U (en) |
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2021
- 2021-04-12 CN CN202120730803.8U patent/CN214645008U/en active Active
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