CN114054534A - Aluminum profile extrusion forming die - Google Patents
Aluminum profile extrusion forming die Download PDFInfo
- Publication number
- CN114054534A CN114054534A CN202111367832.3A CN202111367832A CN114054534A CN 114054534 A CN114054534 A CN 114054534A CN 202111367832 A CN202111367832 A CN 202111367832A CN 114054534 A CN114054534 A CN 114054534A
- Authority
- CN
- China
- Prior art keywords
- groove
- hole
- aluminum
- extrusion
- rectangular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/08—Making wire, bars, tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/02—Dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
- B21C29/04—Cooling or heating of press heads, dies or mandrels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C31/00—Control devices, e.g. for regulating the pressing speed or temperature of metal; Measuring devices, e.g. for temperature of metal, combined with or specially adapted for use in connection with extrusion presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C33/00—Feeding extrusion presses with metal to be extruded ; Loading the dummy block
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C35/00—Removing work or waste from extruding presses; Drawing-off extruded work; Cleaning dies, ducts, containers, or mandrels
- B21C35/02—Removing or drawing-off work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Of Metal (AREA)
Abstract
The invention relates to the technical field of forming dies, in particular to an aluminum profile extrusion forming die which comprises a die holder, an extrusion hole, a die and a controller, wherein the die holder is arranged on the die holder; a rectangular hole is formed in the extrusion hole and at one end of the die; the rectangular hole is communicated with the extrusion hole, and two ends of the rectangular hole penetrate through the die holder; a vacuum machine is arranged at the upper end of the die holder close to the outlet, and an air passage is formed inside the die holder; through placing the both ends aluminium bar in the extrusion hole, the resistance wire in the extrusion hole is controlled to the controller, make the connector department of two aluminium bars be the molten condition, mutually support of rethread ejector pad and vacuum machine, clear up the air that produces little in the diameter ratio extrusion hole diameter of aluminium bar contact jaw unevenness and second section aluminium bar, thereby make the aluminium bar not have the intervention of air at the extrusion process, and then can not make extrusion's aluminium alloy take place to warp and produce the bubble, the result of use and the product quality of aluminium alloy have further been improved.
Description
Technical Field
The invention relates to the technical field of forming dies, in particular to an aluminum profile extrusion forming die.
Background
At present, the use of profiles, particularly metal profiles, such as aluminum profiles, in industrial production and daily life is more and more extensive, for example, door and window profiles, radiator profiles, frame profiles and the like are mostly aluminum alloy profiles, and the aluminum profiles are aluminum bars which are obtained by hot melting and extruding aluminum materials with different cross-sectional shapes; common defects in the extrusion of the aluminum profile are visual, and include bending, twisting, deformation and surface bubbles of the aluminum profile; in the extrusion production, the die works under the high-temperature and high-pressure state, when two aluminum bars are extruded, because the first section of aluminum bar is extruded into the extrusion hole, the first section of aluminum bar can be upset until the whole extrusion hole is filled, and the second section of aluminum bar can not push the first section of aluminum bar to be extruded forwards when the second section of aluminum bar is used for extruding one end of the first section of aluminum bar; the contact end of the aluminum rod is uneven, and the diameter of the second section of aluminum rod is smaller than that of the extrusion hole; when pressure is applied to the second end aluminum rod, the second section of aluminum rod can be upset until the whole extrusion hole is filled, and then air generated by uneven end surfaces and air in a gap between the diameter of the second section of aluminum rod and the diameter of the extrusion hole are extruded into the extrusion hole, and the pressure is applied to the aluminum rod along with the continuation of the pressure; the air in the extrusion hole can be extruded into the aluminum bar, so that the aluminum profile is deformed and bubbles are generated, and the using effect and the product quality of the aluminum profile are influenced.
The Chinese patent with the application number of CN208628157U discloses an aluminum profile extrusion forming die, which comprises an upper die, a die core positioned in the upper die and a lower die matched with the upper die; the upper die comprises a shunting hole and a shunting bridge positioned in the shunting hole; the lower die comprises a first-stage welding chamber, a second-stage welding chamber positioned below the first-stage welding chamber, a flow blocking block positioned at the edge of the second-stage welding chamber and a forming hole positioned below the second-stage welding chamber, the flow blocking block is a bulge protruding out of the surface of the second-stage welding chamber, and the area of the second-stage welding chamber is smaller than that of the first-stage welding chamber; according to the aluminum profile extrusion forming die, the pressure of metal flow entering all positions inside the forming hole is equal, the metal flow is extruded out of the forming hole after forming, the forming quality of an aluminum profile is good, the phenomena of distortion and deformation in the aluminum profile extrusion process are reduced, and the technical scheme has the effect of improving the forming quality of the aluminum profile; but can't solve among this technical scheme the air in the extrusion hole remain to arouse the aluminium alloy to take place to warp and the problem that produces the bubble, thereby influence the quality, and then cause this technical scheme's limitation.
In view of this, in order to overcome the above technical problems, the present invention provides an aluminum profile extrusion molding mold, which solves the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the aluminum bar extrusion forming die provided by the invention has the advantages that the aluminum bars at two ends are placed in the extrusion holes, the resistance wires in the extrusion holes are controlled by the controller, so that the connecting ports of the two aluminum bars are in a molten state, and air generated by the fact that the contact ends of the aluminum bars are uneven and the diameter of the second section of aluminum bar is smaller than that of the extrusion holes is cleaned through the mutual matching of the push block and the vacuum machine, so that the aluminum bars are free from air intervention in the extrusion process, the extruded aluminum bar is free from deformation and bubble generation, and the using effect and the product quality of the aluminum bar are further improved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an aluminum profile extrusion forming die which comprises a die holder, an extrusion hole, a die and a controller, wherein the die holder is provided with a die hole; a rectangular groove is formed in the extrusion hole and at one end of the die; the rectangular groove is communicated with the extrusion hole, and two ends of the rectangular groove penetrate through the die holder; a vacuum machine is arranged at the upper end of the die holder close to the outlet, and an air passage is formed inside the die holder; one end of the air passage is communicated with the rectangular groove, and the other end of the air passage is communicated with an air inlet of the vacuum machine; the pushing block is connected to the inside of the rectangular groove in a sliding and sealing mode; a rectangular hole is formed in the position, close to the top, of the push block; the opening directions and specifications of the rectangular hole and the extrusion hole are consistent and communicated; the inner wall of the bottom of the die holder is symmetrically and fixedly connected with hydraulic cylinders; the output ends of the hydraulic cylinders are fixedly connected with the bottom of the push block together; the controller is used for controlling the automatic operation of the aluminum profile extrusion forming die.
When the aluminum bar extruding machine works, due to the defects of the prior art, the contact end of the aluminum bar is uneven, and the diameter of the second section of the aluminum bar is smaller than that of the extruding hole; when pressure is applied to the second end aluminum rod, the second section of aluminum rod can be upset until the whole extrusion hole is filled, and then air generated by uneven end surfaces and air in a gap between the diameter of the second section of aluminum rod and the diameter of the extrusion hole are extruded into the extrusion hole, and the pressure is applied to the aluminum rod along with the continuation of the pressure; air in the extrusion holes can be extruded into the aluminum bar, so that the aluminum profile is deformed and bubbles are generated, and the using effect and the product quality of the aluminum profile are influenced;
therefore, the heating device is arranged in the die holder close to the inlet of the aluminum bar and comprises a resistance wire, the resistance wire is used for heating the aluminum bar to enable the aluminum bar to be in a molten state, the die holder is internally provided with a cooling hole close to the outlet, the cooling hole is externally connected with a water pump, and extruded aluminum profiles are cooled through water flow in the water pump, so that the extruded aluminum profiles are rapidly solidified; the first section of aluminum bar is placed in the extrusion hole, the first section of aluminum bar is extruded by external force and heated by the resistance wire, the first section of aluminum bar is changed into a molten state and upset until the whole extrusion hole is filled, then the aluminum bar in the molten state is extruded into a die by the extrusion of the external force, a needed square-shaped aluminum profile is obtained, the needed second section of aluminum bar is placed in the extrusion hole along with the extrusion completion of the first section of aluminum bar, the second section of aluminum bar is pushed forward by the external force and extrudes the first section of aluminum bar, the contact surface of the two aluminum bars is uneven, the diameter of the second section of aluminum bar is smaller than that of the extrusion hole, air at the interface of the two aluminum bars is brought into the extrusion hole along with the extrusion of the second section of aluminum bar, and the two aluminum bars are filled in the whole extrusion hole in the extrusion and heating upset process of the resistance wire; so that the connectors of the two aluminum bars are in a molten state, air in the extrusion holes completely enters the connectors of the two aluminum bars, the connectors of the two aluminum bars are positioned in the rectangular holes by pushing of external force, the hydraulic cylinder is controlled by the controller to move upwards, the push block moves upwards in the through hole to drive the molten aluminum bars in the rectangular holes to move upwards, the aluminum bars in the molten state at the joints of the two aluminum bars are pushed by the lower wall of the rectangular holes, the aluminum bars in the molten state are cut in the process of moving upwards of the rectangular holes to be separated, the cut molten aluminum bars are driven to move upwards along with the upward movement of the hydraulic cylinder, the molten aluminum bars are pushed out to the outer side of the die holder, the cut aluminum bars are cleaned by field workers, and when the hydraulic cylinder drives the push block to move upwards, the telescopic length of the hydraulic cylinder is smaller than that of the push block, therefore, the bottom of the push block cannot enter the extrusion space, the bottom of the push block is always in a sealing state with the rectangular groove, and air cannot enter the extrusion hole from the bottom of the rectangular groove, so that the deformation and the bubbles of the aluminum material are caused; the controller controls the hydraulic cylinder to move downwards so as to drive the push plate to move downwards, so that the rectangular hole moves along with the movement of the push plate, when the rectangular hole is consistent with the air passage, the controller controls the vacuum machine to be started, the vacuum machine sucks air in the rectangular hole through the pipeline, so that no air is left in the rectangular hole, and the rectangular hole is guaranteed not to have air in the resetting process; the controller controls the hydraulic cylinder to return, the rectangular holes are communicated with each other due to the extrusion holes, and then the second section of aluminum bar is continuously pushed, so that the second section of aluminum bar is attached to the first section of aluminum bar, the deformation caused by extruding the aluminum profile is reduced, and the quality of the aluminum profile is further improved;
according to the invention, the aluminum rods at two ends are placed in the extrusion holes, the resistance wires in the extrusion holes are controlled by the controller, so that the connecting ports of the two aluminum rods are in a molten state, and then the pushing block and the vacuum machine are matched with each other to clean air generated by the fact that the contact ends of the aluminum rods are not flat and the diameter of the second section of aluminum rod is smaller than that of the extrusion holes, so that the aluminum rods are free from air intervention in the extrusion process, further the extruded aluminum profile is not deformed and bubbles are not generated, and the using effect and the product quality of the aluminum profile are further improved.
Preferably, the lower side wall of the rectangular hole is provided with a groove; a round hole is formed at the bottom of the groove; a rotating rod is arranged inside the round hole; two ends of the rotating rod penetrate through the round holes, and one end of the rotating rod is rotatably connected with a push plate; the push plate is in sliding connection with the groove wall of the groove, and one end of the push plate, which is far away from the bottom of the groove, is flush with the top of the groove and has the same shape; a circular groove is formed in one end, close to the hydraulic cylinder, of the push block; the circular groove is communicated with the circular hole; the outer wall of the rotating rod and the inner part of the circular groove are symmetrically and fixedly connected with rotating blocks; the inner part of the push block and the bottom of the round groove are symmetrically provided with rotating grooves; the rotating grooves and the rotating blocks are distributed in a cross shape; when the aluminum bar cutting machine works, when aluminum bars in rectangular holes need to be cut, a worker drives the rotating rod to rotate ninety degrees by means of an external tool, so that the rotating block rotates ninety degrees in the circular groove and is vertical to the rotating groove, the aluminum bars in the rectangular holes can extrude the push plate to move downwards and simultaneously drive the rotating rod to move downwards, the rotating rod drives the rotating block to enter the rotating groove in the moving-downwards process, the push plate is extruded to one side of the bottom of the groove, the groove wall of the groove is formed, the cut surface is thinned by the formation of the groove wall, the aluminum bars in the rectangular holes are further cut, and the hydraulic cylinder moves upwards, so that the groove wall of the groove cuts the aluminum bars in the rectangular groove, and the efficiency of cutting the aluminum bars is further improved; because of the influence of resistance wire, the aluminium bar heat is too high, still be in the molten state, the aluminium bar is when being cut, shifting up of pneumatic cylinder, make the aluminium bar in the rectangular hole sent to the die holder outside, be convenient for staff's taking out, the rectangular channel is at the in-process of evacuation, the staff is with the help of external instrument, promote the dwang and shift up, thereby make the push pedal shift up, and keep the parallel and level with groove opening play, the turning block is located the circular slot simultaneously, rotate the dwang again, make the dwang drive the turning block and rotate ninety degrees in the circular slot, and then fix the push pedal, make the aluminium bar that melts in the rectangular slot can not extrude the push pedal and move down, the rectangular channel forms a sealed effect simultaneously.
Preferably, one end of the rotating rod, which is far away from the push plate, is rotatably connected with a fixed block, and a tension spring is rotatably connected between the fixed block and the other end of the push block; the tension spring is encircled outside the rotating rod; the during operation, when the aluminium bar that is the molten condition is cut off, the aluminium bar that lies in the rectangular hole under the molten condition can not receive the pulling force of both sides aluminium bar at the in-process of cutting, thereby the elasticity of extension spring is greater than the gravity of molten aluminium bar in the rectangular hole, the molten aluminium bar in the rectangular hole is at the in-process by the clearance, aluminium bar gravity under the molten condition is reducing gradually on the push pedal, and then the extension spring needs to reset, the molten aluminium bar in the drive recess shifts up, and take out through staff, the setting of extension spring, reduce staff's work operating time, the efficiency of getting the material has further been increased.
Preferably, the bottom of the circular groove is rotationally and symmetrically fixedly connected with a baffle; the rotating blocks are in contact with the corresponding baffle after rotating and are positioned right below the rotating grooves after rotating; the during operation, when rotating the dwang, when driving the turning block and rotate, because the setting of baffle, the staff of being convenient for can rotate the dwang and the turning block ninety degrees to guaranteed that the turning block can stably move down, driven the push pedal and move down, and then guaranteed the working effect of dwang and turning block, further improved pivoted efficiency still improves the turning block pivoted degree of accuracy simultaneously.
Preferably, air outlet holes are symmetrically formed in the push block; one end of the air outlet is positioned at the bottom of the groove, and the other end of the air outlet is positioned at one end, facing the hydraulic cylinder, of the push block; the during operation moves down when the push pedal, because of being sliding connection between push pedal and the recess, through the setting of venthole for the outside air can and then to the recess in, thereby make the atmospheric pressure in the recess unanimous with outside atmospheric pressure, and then be convenient for the restoration of push pedal and extension spring, further improved the effect that resets of extension spring and push pedal.
Preferably, the side of the die holder, which is far away from the ground and is positioned at one side of the vacuum machine, is fixedly connected with an air cylinder; the output end of the cylinder is fixedly connected with a material pushing plate; the section shape of the material pushing plate is consistent with that of the rectangular hole, and after the air cylinder moves, the material pushing plate pushes the rectangular hole, and a material receiving groove is formed in one side, far away from the ground, of the die holder and close to the inlet; the during operation, when the melting aluminium bar in the extrusion hole is extruded when external, controller control cylinder promotes forward, thereby drive the scraping wings and promote, and then the melting aluminium bar in the extrusion hole is extruded to the collecting tank, further improve the efficiency of taking out melting aluminium bar in the extrusion hole, protect the staff simultaneously, prevent that the worker is scalded to the aluminium bar high temperature under the molten condition, and then still retrieve the aluminium bar in the extrusion hole, and the utilization ratio is improved, prevent simultaneously that the aluminium bar from indiscriminately losing, lose ground scald staff.
The invention has the following beneficial effects:
1. according to the invention, the aluminum bars at two ends are placed in the extrusion holes, the resistance wires in the extrusion holes are controlled by the controller, so that the connecting ports of the two aluminum bars are in a molten state, and then the pushing block and the vacuum machine are mutually matched to clean air generated by the uneven contact end of the aluminum bar and the smaller diameter of the second section of aluminum bar than the extrusion holes, so that the aluminum bar is free from air intervention in the extrusion process, further the extruded aluminum profile is free from deformation and bubble generation, and the use effect and the product quality of the aluminum profile are further improved;
2. when the rotating rod is rotated to drive the rotating block to rotate, due to the arrangement of the baffle plate, workers can rotate the rotating rod and the rotating block by ninety degrees conveniently, so that the rotating block can be guaranteed to move downwards stably, the push plate is driven to move downwards, the working effect of the rotating rod and the rotating block is guaranteed, and the rotating efficiency is further improved;
3. when the push plate moves downwards, the push plate is in sliding connection with the groove, and the air outlet is arranged, so that outside air can enter the groove, the air pressure in the groove is consistent with the outside air pressure, the push plate and the tension spring can be conveniently reset, and the reset effect of the tension spring and the push plate is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a perspective view of a circular groove of the present invention;
in the figure: 1. a die holder; 2. extruding the hole; 4. a rectangular groove; 5. a vacuum machine; 6. an airway; 7. a push block; 8. a hydraulic cylinder; 9. a groove; 10. pushing the plate; 11. rotating the rod; 12. a tension spring; 13. a circular hole; 14. a circular groove; 15. a rotating groove; 16. rotating the block; 17. a baffle plate; 18. an air outlet; 19. a cylinder; 20. a material pushing plate; 21. a material receiving groove.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the aluminum profile extrusion molding die of the present invention comprises a die holder 1, an extrusion hole 2, a die and a controller; a rectangular groove 4 is formed in one end, located in the die, of the interior of the extrusion hole 2; the rectangular groove 4 is communicated with the extrusion hole 2, and two ends of the rectangular groove 4 penetrate through the die holder 1; a vacuum machine 5 is arranged at the upper end of the die holder 1 close to the outlet, and an air passage 6 is arranged in the die holder 1; one end of the air passage 6 is communicated with the rectangular groove 4, and the other end of the air passage 6 is communicated with an air inlet of the vacuum machine 5; a pushing block 7 is connected to the inside of the rectangular groove 4 in a sliding and sealing manner; a rectangular hole is formed in the position, close to the top, of the push block 7; the opening direction and specification of the rectangular hole and the extrusion hole 2 are consistent and communicated; the inner wall of the bottom of the die holder 1 is symmetrically and fixedly connected with hydraulic cylinders 8; the output ends of the hydraulic cylinders 8 are fixedly connected with the bottom of the push block 7; the controller is used for controlling the automatic operation of the aluminum profile extrusion forming die.
When the aluminum bar extruding machine works, due to the defects of the prior art, the contact end of the aluminum bar is uneven, and the diameter of the second section of the aluminum bar is smaller than that of the extruding hole 2; when pressure is applied to the second end aluminum rod, the second section of aluminum rod can be upset until the whole extrusion hole 2 is filled, and then air generated by uneven end surfaces and air in a gap between the diameter of the second section of aluminum rod and the diameter of the extrusion hole 2 are extruded into the extrusion hole 2, and pressure is applied to the aluminum rod along with the continuous process; the air in the extrusion holes 2 can be extruded into the aluminum bar, so that the aluminum profile is deformed and bubbles are generated, and the using effect and the product quality of the aluminum profile are influenced;
therefore, a heating device is arranged in the die holder 1 close to the inlet of the aluminum bar, the heating device comprises a resistance wire, the resistance wire is used for heating the aluminum bar to enable the aluminum bar to be in a molten state, a cooling hole is arranged in the die holder 1 close to the outlet, the cooling hole is externally connected with a water pump, and extruded aluminum profiles are cooled through water flow in the water pump, so that the extruded aluminum profiles are rapidly solidified; then, a first section of aluminum bar is placed in the extrusion hole 2, the first section of aluminum bar is extruded by external force and heated by the resistance wire, the first section of aluminum bar is changed into a molten state and upset until the whole extrusion hole 2 is filled, then the aluminum bar in the molten state is extruded into a die by the extrusion of the external force, a needed square-shaped aluminum profile is obtained, a needed second section of aluminum bar is placed in the extrusion hole 2 along with the extrusion completion of the first section of aluminum bar, the second section of aluminum bar is pushed forward by the external force and extrudes the first section of aluminum bar, the contact surface of the two aluminum bars is uneven, the diameter of the second section of aluminum bar is smaller than that of the extrusion hole 2, along with the extrusion of the second section of aluminum bar, air at the interface of the two aluminum bars is brought into the extrusion hole 2, and the two aluminum bars are filled in the whole extrusion hole 2 in the processes of the extrusion and the heating upset of the resistance wire; so that the connectors of the two aluminum bars are in a molten state, and further air in the extrusion hole 2 completely enters the connectors of the two aluminum bars, then the connectors of the two aluminum bars are positioned in the rectangular hole by pushing of an external force, then the hydraulic cylinder 8 is controlled by the controller to move upwards, the push block 7 moves upwards in the through hole to drive the molten aluminum bar in the rectangular hole to move upwards, and the aluminum bar in the molten state at the connection of the two aluminum bars is pushed by the lower wall of the rectangular hole, so that the aluminum bar in the molten state is cut in the process of moving upwards of the rectangular hole to be separated, the cut molten aluminum bar is driven to move upwards along with the upward movement of the hydraulic cylinder 8, and is pushed out to the outer side of the die holder 1, and then the cut aluminum bar is cleaned by a field worker, and when the hydraulic cylinder 8 drives the push block 7 to move upwards, the telescopic length of the hydraulic cylinder 8 is smaller than that of the push block 7, therefore, the bottom of the push block 7 cannot enter the extrusion space, the bottom of the push block 7 is always in a sealing state with the rectangular groove 4, and air cannot enter the extrusion hole 2 from the bottom of the rectangular groove 4, so that the deformation and the air bubbles of the aluminum material are caused; the controller controls the hydraulic cylinder 8 to move downwards so as to drive the push plate 10 to move downwards, so that the rectangular hole moves along with the movement of the push plate 10, when the rectangular hole is consistent with the air channel 6, the controller controls the vacuum machine 5 to be started, the vacuum machine 5 sucks air in the rectangular hole through a pipeline, so that no air remains in the rectangular hole, and the rectangular hole is guaranteed not to have air in the resetting process; the controller controls the hydraulic cylinder 8 to return, the rectangular holes are communicated with each other due to the extrusion holes 2, and then the second section of aluminum bar is continuously pushed, so that the second section of aluminum bar is attached to the first section of aluminum bar, the deformation caused by extruding the aluminum profile is reduced, and the quality of the aluminum profile is further improved;
according to the invention, the aluminum rods at two ends are placed in the extrusion holes 2, the resistance wires in the extrusion holes 2 are controlled by the controller, so that the connecting ports of the two aluminum rods are in a molten state, and then the pushing block 7 and the vacuum machine 5 are matched with each other to clean air generated by the uneven contact end of the aluminum rod and the smaller diameter of the second section of aluminum rod than the diameter of the extrusion holes 2, so that the aluminum rod is free from air intervention in the extrusion process, further the extruded aluminum profile is free from deformation and bubble generation, and the using effect and the product quality of the aluminum profile are further improved.
As an embodiment of the invention, the lower side wall of the rectangular hole is provided with a groove 9; a round hole 13 is formed at the bottom of the groove 9; a rotating rod 11 is arranged in the round hole 13; two ends of the rotating rod 11 penetrate through the round holes 13, and one end of the rotating rod 11 is rotatably connected with the push plate 10; the push plate 10 is in sliding connection with the groove wall of the groove 9, and one end of the push plate 10, which is far away from the groove bottom of the groove 9, is flush with the top of the groove 9 and has the same shape; a circular groove 14 is formed in one end, close to the hydraulic cylinder 8, of the push block 7; the circular groove 14 is communicated with the circular hole 13; the outer wall of the rotating rod 11 and the inner part of the circular groove 14 are symmetrically and fixedly connected with rotating blocks 16; the inner part of the push block 7 and the bottom of the round groove 14 are symmetrically provided with rotating grooves 15; the rotating grooves 15 and the rotating blocks 16 are distributed in a cross shape; when the aluminum bar cutting machine works, when aluminum bars in rectangular holes need to be cut, a worker drives the rotating rod 11 to rotate ninety degrees by means of an external tool, so that the rotating block 16 rotates ninety degrees in the circular groove 14 and is vertical to the rotating groove 15, the aluminum bars in the rectangular holes can extrude the push plate 10 to move downwards, the rotating rod 11 is driven to move downwards, the rotating rod 11 drives the rotating block 16 to enter the rotating groove 15 in the moving-downwards process, the push plate 10 is extruded to one side of the bottom of the groove 9, the groove wall of the groove 9 is formed, the cutting surface is thinned by forming the groove wall of the groove 9, the aluminum bars in the rectangular holes are further cut, and then the hydraulic cylinder 8 moves upwards, so that the groove wall of the groove 9 cuts the aluminum bars in the rectangular groove 4, and the efficiency of cutting the aluminum bars is further improved; because of the influence of resistance wire, the aluminium bar heat is too high, still be in the molten state, the aluminium bar is when being cut, moving up of pneumatic cylinder 8, make the aluminium bar in the rectangular hole sent to the die holder 1 outside, be convenient for staff's taking out, rectangular channel 4 is at the in-process of evacuation, the staff is with the help of external instrument, promote dwang 11 to move up, thereby make push pedal 10 move up, and keep the parallel and level with recess 9 opening play, turning block 16 is located circular slot 14 simultaneously, rotate dwang 11 again, make dwang 11 drive turning block 16 rotate ninety degrees in circular slot 14, and then fix push pedal 10, make the aluminium bar that melts in rectangular channel 4 can not extrude push pedal 10 and move down, rectangular channel 4 forms a sealed effect simultaneously.
As an embodiment of the invention, one end of the rotating rod 11, which is far away from the push plate 10, is rotatably connected with a fixed block, and a tension spring 12 is rotatably connected between the fixed block and the other end of the push block 7; the tension spring 12 is encircled outside the rotating rod 11; the during operation, when the aluminium bar that is the molten condition is cut off, the aluminium bar that lies in the rectangular hole under the molten condition can not receive the pulling force of both sides aluminium bar at the in-process of cutting, thereby extension spring 12's elasticity is greater than the gravity of molten aluminium bar in the rectangular hole, the molten aluminium bar in the rectangular hole is at the in-process by the clearance, aluminium bar gravity under the molten condition is reducing gradually on push pedal 10, and then extension spring 12 needs to reset, it shifts up to drive the molten aluminium bar in the recess 9, and take out through staff, the setting of extension spring 12, reduce staff's work operating time, the efficiency of getting the material has further been increased.
As an embodiment of the invention, the bottom of the circular groove 14 is rotationally and symmetrically connected with baffle plates 17; the rotating block 16 is contacted with the corresponding baffle 17 after rotating and is positioned right below the rotating groove 15 after rotating; the during operation, when rotating dwang 11, drive turning block 16 and rotate, because the setting of baffle 17, the staff of being convenient for can rotate dwang 11 and turning block 16 ninety degrees to guaranteed that turning block 16 can stably move down, drive push pedal 10 and move down, and then guaranteed dwang 11 and turning block 16's working effect, further improved pivoted efficiency still improves turning block 16 pivoted degree of accuracy simultaneously.
As an embodiment of the present invention, air outlet holes 18 are symmetrically formed inside the push block 7; one end of the air outlet 18 is positioned at the bottom of the groove 9, and the other end of the air outlet 18 is positioned at one end, facing the hydraulic cylinder 8, of the push block 7; during operation, when push pedal 10 moves down, because of being sliding connection between push pedal 10 and the recess 9, through the setting of venthole 18 for during the outside air can and then reach recess 9, thereby make the atmospheric pressure in the recess 9 unanimous with outside atmospheric pressure, and then be convenient for the reset of push pedal 10 and extension spring 12, further improved the effect that resets of extension spring 12 and push pedal 10.
As an embodiment of the invention, a cylinder 19 is fixedly connected to one side of the die holder 1 away from the ground and one side of the die holder located on the vacuum machine 5; the output end of the cylinder 19 is fixedly connected with a material pushing plate 20; the section shape of the material pushing plate 20 is consistent with that of the rectangular hole, and after the cylinder 19 moves, the material pushing plate 20 pushes the rectangular hole, and a material receiving groove 21 is formed in one side, far away from the ground, of the die holder 1 and close to the inlet; the during operation, when the melting aluminium bar in extrusion hole 2 is extruded when external, 19 forward promotion of controller control cylinder, thereby drive scraping wings 20 and promote, and then the melting aluminium bar in extrusion hole 2 is extruded to receiving tank 21, further improve the efficiency of taking out melting aluminium bar in extrusion hole 2, protect the staff simultaneously, prevent that the worker is scalded to the aluminium bar high temperature under the molten condition, and then still retrieve the aluminium bar in extrusion hole 2, and the utilization ratio is improved, prevent simultaneously that the aluminium bar from indiscriminately losing, lose ground scald staff.
The specific working process is as follows:
therefore, a heating device is arranged in the die holder 1 close to the inlet of the aluminum bar, the heating device comprises a resistance wire, the resistance wire is used for heating the aluminum bar to enable the aluminum bar to be in a molten state, a cooling hole is arranged in the die holder 1 close to the outlet, the cooling hole is externally connected with a water pump, and extruded aluminum profiles are cooled through water flow in the water pump, so that the extruded aluminum profiles are rapidly solidified; then, a first section of aluminum bar is placed in the extrusion hole 2, the first section of aluminum bar is extruded by external force and heated by the resistance wire, the first section of aluminum bar is changed into a molten state and upset until the whole extrusion hole 2 is filled, then the aluminum bar in the molten state is extruded into a die by the extrusion of the external force, a needed square-shaped aluminum profile is obtained, a needed second section of aluminum bar is placed in the extrusion hole 2 along with the extrusion completion of the first section of aluminum bar, the second section of aluminum bar is pushed forward by the external force and extrudes the first section of aluminum bar, the contact surface of the two aluminum bars is uneven, the diameter of the second section of aluminum bar is smaller than that of the extrusion hole 2, along with the extrusion of the second section of aluminum bar, air at the interface of the two aluminum bars is brought into the extrusion hole 2, and the two aluminum bars are filled in the whole extrusion hole 2 in the processes of the extrusion and the heating upset of the resistance wire; so that the connectors of the two aluminum bars are in a molten state, and further air in the extrusion hole 2 completely enters the connectors of the two aluminum bars, then the connectors of the two aluminum bars are positioned in the rectangular hole by pushing of an external force, then the hydraulic cylinder 8 is controlled by the controller to move upwards, the push block 7 moves upwards in the through hole to drive the molten aluminum bar in the rectangular hole to move upwards, and the aluminum bar in the molten state at the connection of the two aluminum bars is pushed by the lower wall of the rectangular hole, so that the aluminum bar in the molten state is cut in the process of moving upwards of the rectangular hole to be separated, the cut molten aluminum bar is driven to move upwards along with the upward movement of the hydraulic cylinder 8, and is pushed out to the outer side of the die holder 1, and then the cut aluminum bar is cleaned by a field worker, and when the hydraulic cylinder 8 drives the push block 7 to move upwards, the telescopic length of the hydraulic cylinder 8 is smaller than that of the push block 7, therefore, the bottom of the push block 7 cannot enter the extrusion space, the bottom of the push block 7 is always in a sealing state with the rectangular groove 4, and air cannot enter the extrusion hole 2 from the bottom of the rectangular groove 4, so that the deformation and the air bubbles of the aluminum material are caused; the controller controls the hydraulic cylinder 8 to move downwards so as to drive the push plate 10 to move downwards, so that the rectangular hole moves along with the movement of the push plate 10, when the rectangular hole is consistent with the air channel 6, the controller controls the vacuum machine 5 to be started, the vacuum machine 5 sucks air in the rectangular hole through a pipeline, so that no air remains in the rectangular hole, and the rectangular hole is guaranteed not to have air in the resetting process; the controller controls the hydraulic cylinder 8 to return, the rectangular holes are communicated with each other due to the extrusion holes 2, and then the second section of aluminum bar is continuously pushed, so that the second section of aluminum bar is attached to the first section of aluminum bar, the deformation caused by extruding the aluminum profile is reduced, and the quality of the aluminum profile is further improved; when the aluminum bar in the rectangular hole needs to be cut, a worker drives the rotating rod 11 to rotate ninety degrees by means of an external tool, so that the rotating block 16 rotates ninety degrees in the circular groove 14 and is vertical to the rotating groove 15, the aluminum bar in the rectangular hole can extrude the push plate 10 to move downwards, the rotating rod 11 is driven to move downwards at the same time, the rotating rod 11 drives the rotating block 16 to enter the rotating groove 15 in the moving-downwards process, the push plate 10 is extruded to one side of the bottom of the groove 9, the groove wall of the groove 9 is formed, the cut surface is thinned by the formation of the groove wall of the groove 9, the aluminum bar in the rectangular hole is further cut, and the hydraulic cylinder 8 moves upwards, so that the groove wall of the groove 9 cuts the aluminum bar in the rectangular groove 4, and the efficiency of cutting the aluminum bar is further improved; because of the influence of the resistance wire, the heat of the aluminum bar is too high, the aluminum bar is still in a molten state, when the aluminum bar is cut, the hydraulic cylinder 8 moves upwards, so that the aluminum bar in the rectangular hole is sent to the outer side of the die holder 1, and the aluminum bar is convenient for a worker to take out, in the process of vacuumizing the rectangular groove 4, the worker pushes the rotating rod 11 to move upwards by means of an external tool, so that the push plate 10 moves upwards and keeps flush with the opening of the groove 9, meanwhile, the rotating block 16 is positioned in the circular groove 14, and then the rotating rod 11 is rotated, so that the rotating block 16 is driven by the rotating rod 11 to rotate ninety degrees in the circular groove 14, and further the push plate 10 is fixed, so that the molten aluminum bar in the rectangular groove 4 cannot extrude the push plate 10 to move downwards, and meanwhile, the rectangular groove 4 forms a sealed effect; when the aluminum bar in the molten state is cut off, the aluminum bar in the molten state in the rectangular hole is not pulled by the aluminum bars on two sides in the cutting process, so that the elasticity of the tension spring 12 is greater than the gravity of the molten aluminum bar in the rectangular hole, when the molten aluminum bar in the rectangular hole is cleaned, the gravity of the aluminum bar in the molten state on the push plate 10 is gradually reduced, the tension spring 12 needs to be reset, the molten aluminum bar in the groove 9 is driven to move upwards, and the arrangement of the tension spring 12 reduces the working operation time of workers through the taking out of the workers, thereby further increasing the material taking efficiency; when the rotating rod 11 is rotated to drive the rotating block 16 to rotate, due to the arrangement of the baffle 17, workers can rotate the rotating rod 11 and the rotating block 16 by ninety degrees, so that the rotating block 16 can be stably moved downwards to drive the push plate 10 to move downwards, the working effect of the rotating rod 11 and the rotating block 16 is further ensured, the rotating efficiency is further improved, and meanwhile, the rotating accuracy of the rotating block 16 is also improved; when the push plate 10 moves downwards, due to the sliding connection between the push plate 10 and the groove 9, the outside air can further enter the groove 9 through the arrangement of the air outlet 18, so that the air pressure in the groove 9 is consistent with the outside air pressure, the reset of the push plate 10 and the tension spring 12 is further facilitated, and the reset effect of the tension spring 12 and the push plate 10 is further improved; when the melting aluminium bar in extrusion hole 2 is extruded when external, 19 forward promotion of controller control cylinder, thereby drive scraping wings 20 and promote, and then the melting aluminium bar in extrusion hole 2 is extruded to receiving groove 21, further improve the efficiency of taking out melting aluminium bar in extrusion hole 2, protect the staff simultaneously, prevent that the worker is scalded to the aluminium bar high temperature under the molten condition, and then still retrieve the aluminium bar in extrusion hole 2, and the utilization ratio is improved, prevent simultaneously that the aluminium bar from indiscriminately losing, lose and scald the staff to ground.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An aluminum profile extrusion forming die comprises a die holder (1), an extrusion hole (2), a die and a controller; the method is characterized in that: a rectangular groove (4) is formed in one end, located in the die, of the interior of the extrusion hole (2); the rectangular groove (4) is communicated with the extrusion hole (2), and two ends of the rectangular groove (4) penetrate through the die holder (1); a vacuum machine (5) is arranged at the upper end of the die holder (1) close to the outlet, and an air passage (6) is formed in the die holder (1); one end of the air passage (6) is communicated with the rectangular groove (4), and the other end of the air passage (6) is communicated with an air inlet of the vacuum machine (5); a push block (7) is connected to the inside of the rectangular groove (4) in a sliding and sealing manner; a rectangular hole is formed in the position, close to the top, of the push block (7); the opening direction and specification of the rectangular hole and the extrusion hole (2) are consistent and communicated; the inner wall of the bottom of the die holder (1) is symmetrically and fixedly connected with hydraulic cylinders (8); the output ends of the hydraulic cylinders (8) are fixedly connected with the bottom of the push block (7) together; the controller is used for controlling the automatic operation of the aluminum profile extrusion forming die.
2. The aluminum profile extrusion molding die as claimed in claim 1, characterized in that: a groove (9) is formed in the lower side wall of the rectangular hole; a round hole (13) is formed at the bottom of the groove (9); a rotating rod (11) is arranged in the round hole (13); two ends of the rotating rod (11) penetrate through the round holes (13), and one end of the rotating rod (11) is rotatably connected with the push plate (10); the push plate (10) is in sliding connection with the groove wall of the groove (9), and one end, far away from the groove bottom of the groove (9), of the push plate (10) is flush with the top of the groove (9) and is consistent in shape; a circular groove (14) is formed in one end, close to the hydraulic cylinder (8), of the push block (7); the circular groove (14) is communicated with the circular hole (13); the outer wall of the rotating rod (11) and the inner part of the circular groove (14) are symmetrically and fixedly connected with rotating blocks (16); the inner part of the push block (7) and the bottom of the round groove (14) are symmetrically provided with rotating grooves (15); the rotating grooves (15) and the rotating blocks (16) are distributed in a cross shape.
3. The aluminum profile extrusion molding die as claimed in claim 2, characterized in that: a fixed block is rotatably connected to one end of the rotating rod (11) far away from the push plate (10), and a tension spring (12) is rotatably connected between the fixed block and the other end of the push plate (7); the tension spring (12) surrounds the outer side of the rotating rod (11).
4. The aluminum profile extrusion molding die as claimed in claim 2, characterized in that: the bottom of the round groove (14) is rotationally and symmetrically fixedly connected with baffle plates (17); the rotating blocks (16) are in contact with the corresponding baffle plates (17) after rotating, and are positioned right below the rotating grooves (15) after rotating.
5. The aluminum profile extrusion molding die as claimed in claim 1, characterized in that: air outlet holes (18) are symmetrically formed in the push block (7); one end of the air outlet hole (18) is positioned at the bottom of the groove (9), and the other end of the air outlet hole (18) is positioned at one end, facing the hydraulic cylinder (8), of the push rod.
6. The aluminum profile extrusion molding die as claimed in claim 1, characterized in that: a cylinder (19) is fixedly connected to one side of the die holder (1), which is far away from the ground, and one side of the die holder, which is positioned on the vacuum machine (5); the output end of the cylinder (19) is fixedly connected with a material pushing plate (20); the section shape of the material pushing plate (20) is consistent with that of the rectangular hole, and after the cylinder (19) moves, the material pushing plate (20) pushes the rectangular hole, and a material receiving groove (21) is formed in one side, far away from the ground, of the die holder (1) and close to the inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367832.3A CN114054534A (en) | 2021-11-18 | 2021-11-18 | Aluminum profile extrusion forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111367832.3A CN114054534A (en) | 2021-11-18 | 2021-11-18 | Aluminum profile extrusion forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114054534A true CN114054534A (en) | 2022-02-18 |
Family
ID=80277716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111367832.3A Pending CN114054534A (en) | 2021-11-18 | 2021-11-18 | Aluminum profile extrusion forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114054534A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB746996A (en) * | 1954-05-04 | 1956-03-21 | Dow Chemical Co | Extruding magnesium anodes with aluminium-coated steel core wires |
| CN1544174A (en) * | 2003-11-11 | 2004-11-10 | 湘潭大学 | Aluminum bar hot extrusion hydraulic piercing mill |
| KR100799739B1 (en) * | 2006-08-17 | 2008-02-01 | 한국생산기술연구원 | Thixoextrusion system and thixoextrusion method |
| CN101894631A (en) * | 2009-05-19 | 2010-11-24 | 李荣根 | New method for producing copper clad aluminum busbars |
| CN204035216U (en) * | 2014-08-25 | 2014-12-24 | 潍坊华光散热器有限公司 | Aluminium bar section evener |
| CN106694595A (en) * | 2017-01-24 | 2017-05-24 | 四川阳光坚端铝业有限公司 | Aluminum section bar equal-temperature extrusion system and extrusion method thereof |
| CN208495415U (en) * | 2018-07-09 | 2019-02-15 | 昆山陆新新材料科技有限公司 | A kind of extrusion structure of aluminium bar processing pressurizing unit |
| CN211330767U (en) * | 2019-11-28 | 2020-08-25 | 嘉兴市泰新金属制品有限公司 | High efficiency aluminium bar shaping extrusion equipment |
| CN112044974A (en) * | 2020-08-13 | 2020-12-08 | 张家港润盛科技材料有限公司 | Clean aluminum profile extrusion forging forming device and using method thereof |
| CN213134541U (en) * | 2020-08-07 | 2021-05-07 | 佛山市南海忠营铝业有限公司 | Continuous extrusion production equipment for aluminum profiles |
-
2021
- 2021-11-18 CN CN202111367832.3A patent/CN114054534A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB746996A (en) * | 1954-05-04 | 1956-03-21 | Dow Chemical Co | Extruding magnesium anodes with aluminium-coated steel core wires |
| CN1544174A (en) * | 2003-11-11 | 2004-11-10 | 湘潭大学 | Aluminum bar hot extrusion hydraulic piercing mill |
| KR100799739B1 (en) * | 2006-08-17 | 2008-02-01 | 한국생산기술연구원 | Thixoextrusion system and thixoextrusion method |
| CN101894631A (en) * | 2009-05-19 | 2010-11-24 | 李荣根 | New method for producing copper clad aluminum busbars |
| CN204035216U (en) * | 2014-08-25 | 2014-12-24 | 潍坊华光散热器有限公司 | Aluminium bar section evener |
| CN106694595A (en) * | 2017-01-24 | 2017-05-24 | 四川阳光坚端铝业有限公司 | Aluminum section bar equal-temperature extrusion system and extrusion method thereof |
| CN208495415U (en) * | 2018-07-09 | 2019-02-15 | 昆山陆新新材料科技有限公司 | A kind of extrusion structure of aluminium bar processing pressurizing unit |
| CN211330767U (en) * | 2019-11-28 | 2020-08-25 | 嘉兴市泰新金属制品有限公司 | High efficiency aluminium bar shaping extrusion equipment |
| CN213134541U (en) * | 2020-08-07 | 2021-05-07 | 佛山市南海忠营铝业有限公司 | Continuous extrusion production equipment for aluminum profiles |
| CN112044974A (en) * | 2020-08-13 | 2020-12-08 | 张家港润盛科技材料有限公司 | Clean aluminum profile extrusion forging forming device and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215589826U (en) | Mould with supplementary drawing of patterns function | |
| CN218928147U (en) | Quick shedder of graphite crucible production usefulness | |
| CN114054534A (en) | Aluminum profile extrusion forming die | |
| CN204953242U (en) | Crowded machine of gluing of hydraulic pressure | |
| CN112317718B (en) | Injection mold based on can be fast die-cast | |
| CN212736712U (en) | Cleaning device for injection mold | |
| CN112828078A (en) | Simple cavity profile straightening and stretching device and method | |
| CN116852618A (en) | Die structure with good heat dissipation effect | |
| CN210702050U (en) | Mould is used in radiator processing | |
| CN114192879A (en) | Aluminum profile extrusion forming system | |
| CN210390035U (en) | Polytetrafluoroethylene extruded pipe production device | |
| CN113523234A (en) | Lightweight aluminum alloy die-casting die | |
| CN107840561B (en) | Glass extrusion type secondary pulling plate forming device and method thereof | |
| CN109454818B (en) | Display panel injection mould with heating device | |
| CN210552858U (en) | Quick refrigerated injection mold | |
| CN112828262B (en) | Preparation device and preparation method of one-mold porous aluminum profile | |
| CN214976739U (en) | Extrusion die is used in aluminium alloy production | |
| CN212982782U (en) | Cooling device for low-E glass melting forming | |
| CN212634113U (en) | Disconnect-type hardware mould | |
| CN214919303U (en) | Radiating fin extruder | |
| CN220597297U (en) | Glass kettle forming machine | |
| CN219664757U (en) | Energy-saving aluminum profile extruder | |
| CN212598651U (en) | Extrusion die for door and window profiles | |
| CN117549530B (en) | Extrusion die is used in production of cavity heat insulating strip | |
| CN210936559U (en) | Sizing die tool for commutator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |