CN115384020A

CN115384020A - Extrusion die of plastic core rod

Info

Publication number: CN115384020A
Application number: CN202211073212.3A
Authority: CN
Inventors: 郑永
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-11-25

Abstract

The invention provides an extrusion die of a plastic core rod, which comprises a forming device, wherein a cooling device is arranged on the side of the forming device, a cutting device is arranged on the side of the cooling device, a base is arranged in the forming device, a melting and conveying device is arranged above the base, a feeding port is arranged above the melting and conveying device, and an extrusion device is arranged on the side of the melting and conveying device. The correcting device in the invention can correct the plastic core rod which is bent or deformed after being extruded, the correcting rod in the correcting device can move up and down in the moving device, when the plastic core rod which is just extruded is bent or deformed, the correcting rod can move up and down according to the specific deformation condition, the plastic core rod is changed to the designed shape, the plastic core rod is prevented from being solidified in the bending deformation state, the plastic core rod is changed into a defective product, the yield of the extrusion die is improved, the output of the defective product is reduced, and the finished product quality of the extrusion die is further ensured.

Description

Extrusion die of plastic core rod

Technical Field

The invention relates to the technical field of extrusion die equipment, in particular to an extrusion die of a plastic core rod.

Background

The mould is used for making the tool of the shaping article, this kind of tool is formed by various parts, different moulds are formed by different parts, it realizes the processing of the article appearance mainly by the change of the physical state of the shaping material.

When the existing plastic core rod extrusion die works, because the plastic which is just extruded is soft in texture, and is easy to bend and deform before cooling, and is lack of protection or correction, the plastic core rod which is easy to produce is changed into a defective product, and further the working efficiency and the production quality of the plastic core rod extrusion die are caused.

Disclosure of Invention

In view of the above problems, the present invention provides an extrusion die for plastic mandrels, which corrects the plastic mandrels that are just extruded by a correction device in a forming device, and corrects the plastic mandrels by the vertical movement of a correction rod, thereby ensuring the output quality of the die.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an extrusion die of plastics plug, includes forming device, forming device side is provided with cooling device, cooling device side is installed and is cut the device, forming device internally mounted has the base, the base top is laid and is melted material conveyor, it is provided with the pan feeding mouth to melt material conveyor top, melt material conveyor side and install extrusion device, the inside mounting panel of having laid of extrusion device, the pan feeding subassembly is installed to mounting panel side, pan feeding subassembly side is provided with the design subassembly, design subassembly internally mounted has first discharge gate, correcting unit has been laid to first discharge gate below. The plastic core rod which is bent or deformed after being extruded is corrected through the correcting device in the forming device, and the bent plastic core rod is corrected through the up-and-down movement of the correcting rod in the correcting device to be changed to the designed shape, so that the output of defective products is reduced, and the working efficiency of the extrusion die can be improved.

In a further preferred embodiment of the present invention, a mounting ring is disposed inside the correction device, a moving device is mounted below the mounting ring, a correction rod is disposed on a side of the moving device, and a motor is mounted on a side of the correction rod. The up-and-down movement of the correcting rod is realized by a motor in the correcting device, the motor controls the movement of the correcting rod, and when the bending deformation of the plastic core rod is found, the motor provides power for the correcting rod to enable the correcting rod to finish the correcting work, thereby improving the yield of the die.

As a further preferable aspect of the present invention, a water tank is provided inside the cooling device, a water tank housing is provided inside the water tank, a water pump is placed inside the water tank housing, a water pipe is installed on a side of the water pump, and a support pillar is provided on a side of the water pipe. Provide the cooling water for the cooler bin through the water tank, in being gone into the water pipe with the water pump by the water pump in the water tank, the water pipe links to each other with the cooler bin to with cooling water input cooler bin, make the cooler bin can all cool off the plastics plug of just extruding, make its rapid solidification, reduce its bending deformation's risk.

As a further preferable aspect of the present invention, a cooling tank is disposed above the water tank, a cooling tank housing is disposed inside the cooling tank, a water inlet is disposed inside the cooling tank housing, a water outlet is disposed on a side of the cooling tank housing, a second discharge port is disposed on a side of the water outlet, a guide wheel is disposed on a side of the second discharge port, a guide wheel body is disposed inside the guide wheel, and a connecting rod is disposed on a side of the guide wheel body. Through the cooling box, the working efficiency and the yield of the extrusion die can be improved, the cooling box can enable the plastic core rod which is just extruded from the forming device to be quickly solidified through the cooling water which is continuously circulated inside, the core rod is solidified and formed when being output from the second discharge port, and the bending deformation can not occur any more, so that the working efficiency and the yield of the extrusion die are improved.

In a further preferred embodiment of the present invention, a cutting device base is disposed inside the cutting device, a guide device is mounted above the cutting device base, a cutting tool is disposed on a side of the guide device, and a product box is disposed on a side of the cutting tool. Can cut the plastics plug as required through cutting the device, on the plug is fixed to cut the device again through guider after will solidifying, when the plug reachs and cuts the cutter position, the cutter can be according to the demand with the plastics plug cut into various length, has saved manual operation, and is more accurate moreover to make extrusion tooling's work efficiency improve.

In a further preferred embodiment of the present invention, a knife holder is installed inside the cutting knife, a first cutting knife is installed inside the knife holder, a second cutting knife is installed below the first cutting knife, a gear is installed inside the first cutting knife, a transmission shaft is installed inside the gear, and a rack is installed on a side of the transmission shaft. The plastic core rod is cut off through the first cutting knife and the second cutting knife, power is provided for the gear through the transmission shaft, and therefore the first cutting knife can move up and down.

As a further preferred embodiment of the present invention, the mounting ring is fixed to the moving device, the mounting ring is located above the moving device, the moving device is matched with the calibration rod, the calibration rod is located at the center of the moving device, the calibration rod is fixed to the motor, and the motor is located above the end of the calibration rod. The mobile device is fixed on the collar, can guarantee correcting unit's stability when carrying out the calibration work, and the cooperation of mobile device and correcting lever makes the correcting lever reciprocate in the mobile device, and the mobile device also can avoid the correcting lever to take place the skew, influences the accuracy of calibration work, and the motor then is responsible for providing power for the removal, makes the correcting lever can remove.

As a further preferable aspect of the present invention, the water inlet is connected to the water pipe, the water inlet is located right above the water pipe, the water pump is connected to the water pipe, the water pump is located on the left side of the water pipe, the support column is fixed to the cooling box housing, and the support column is located right below the cooling box housing. In the cooling device, the water pump is connected with water pipe, and the water pipe is connected with the water inlet again, and this can make the water pump go into the cooling tank casing with the cooling water pump in, for the cooling tank provides the cooling water, and then forms hydrologic cycle, makes the cooling tank can accelerate solidifying of plastics plug, and the support column is responsible for supporting the cooling tank, makes it and water tank remain stable.

As a further preferred aspect of the present invention, the cutting device base is fixed to the guide device, the guide device is located on the right side above the cutting device base, the cutting device base is engaged with the cutting tool, and the cutting tool is located at the center of the cutting device base. Cut the device base and fixed with guider, can make the plastics plug not take place the skew after getting into to cut the device, make the accurate nature of cutting the work and obtain improving, and cut device base and cut the cutter looks block, be for conveniently take out the cutter, maintain, guarantee to cut the sharpness of cutter.

As a further preferred embodiment of the present invention, the rack is engaged with the gear, the rack is located at the right of the gear, the gear is matched with the transmission shaft, and the transmission shaft is located at the center of the gear. The power of the cutting tool is provided by the transmission shaft, the transmission shaft transmits the power to the gear matched with the transmission shaft, and the gear is meshed with the rack, so that the first cutting tool can move up and down in the tool rest, and the cutting of the plastic core rod is realized.

The invention has the following beneficial effects:

1. the correcting device in the invention can correct the plastic core rod which is bent or deformed after being extruded, the correcting rod in the correcting device can move up and down in the moving device, when the plastic core rod which is just extruded is bent or deformed, the correcting rod can move up and down according to the specific deformation condition, the plastic core rod is changed to the designed shape, the plastic core rod is prevented from being solidified in the bending deformation state, the plastic core rod is changed into a defective product, the yield of the extrusion die is improved, the output of the defective product is reduced, and the finished product quality of the extrusion die is further ensured.

2. The cooling device in the invention can quickly solidify the plastic core rod in the cooling box, and the cooling water in the cooling box keeps low temperature through cooling water circulation, so that the plastic core rod is solidified when being output from the cooling box, the damage risk of the plastic core rod is reduced, the solidified plastic core rod can be cut by the cutting device according to the requirement, the manual operation is reduced, the precision of the finished product of the plastic core rod is improved, and the working efficiency of the extrusion die is also improved.

Drawings

Fig. 1 is a schematic perspective view of an extrusion die for plastic core rods according to the present invention.

Fig. 2 is a schematic perspective view of an extrusion die forming apparatus for plastic mandrels according to the present invention.

Fig. 3 is a schematic perspective view of an extrusion device of an extrusion die for plastic core rods according to the present invention.

Fig. 4 is a schematic perspective view of an extrusion die calibration apparatus for a plastic core rod according to the present invention.

Fig. 5 is a schematic perspective view of an extrusion die cooling apparatus for plastic mandrels according to the present invention.

Fig. 6 is an exploded view of an extrusion die cooling apparatus for a plastic core rod according to the present invention.

Fig. 7 is a schematic sectional view of an extrusion die cooling box of a plastic core rod according to the present invention.

Fig. 8 is a schematic perspective view of a guide wheel of an extrusion die for plastic mandrels according to the present invention.

Fig. 9 is a schematic perspective view of an extrusion die cutting apparatus for plastic mandrels according to the present invention.

Fig. 10 is a schematic perspective view of a cutter for cutting a plastic core rod.

Fig. 11 is a partial sectional structural view of a first cutoff tool of an extrusion die for a plastic core rod according to the present invention.

In the figure: the device comprises a forming device-1, a cooling device-2, a cutting device-3, an extruding device-11, a feeding port-12, a melt conveying device-13, a base-14, a mounting plate-111, a feeding component-112, a shaping component-113, a first discharging port-114, a correcting device-115, a mounting ring-a 1, a correcting rod-a 2, a moving device-a 3, a motor-a 4, a cooling tank-21, a water tank-22, a water outlet-211, a second discharging port-212, a cooling tank shell-213, a water inlet-214, a guide wheel-215, a water pump-221, a support column-222, a water pipe-223, a water tank shell-224, a connecting rod-b 1, a guide wheel body-b 2, a cutting tool-31, a cutting device base-32, a guiding device-33, a finished product tank-34, a first cutting tool-311, a tool rest-312, a second cutting tool-313, a rack-c 1, a transmission shaft-c 2 and a cutting gear-c 3.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4: fig. 1 is a schematic perspective view of an extrusion die for plastic core rods according to the present invention. Fig. 2 is a schematic perspective view of an extrusion die forming apparatus for plastic mandrels according to the present invention. Fig. 3 is a schematic perspective view of an extrusion device of an extrusion die for plastic core rods according to the present invention. Fig. 4 is a schematic perspective view of an extrusion die calibration apparatus for a plastic core rod according to the present invention.

The invention provides an extrusion die of a plastic core rod, which comprises a forming device 1, wherein a cooling device 2 is arranged on the side of the forming device 1, a cutting device 3 is arranged on the side of the cooling device 2, a base 14 is arranged in the forming device 1, a melting material conveying device 13 is arranged above the base 14, a feeding port 12 is arranged above the melting material conveying device 13, an extruding device 11 is arranged on the side of the melting material conveying device 13, an installing plate 111 is arranged in the extruding device 11, a feeding component 112 is arranged on the side of the installing plate 111, a shaping component 113 is arranged on the side of the feeding component 112, a first discharging port 114 is arranged in the shaping component 113, a correcting device 115 is arranged below the first discharging port 114, an installing ring a1 is arranged in the correcting device 115, a moving device a3 is arranged below the installing ring a1, the installing ring a1 is fixed with the moving device a3, the installing ring a1 is arranged above the moving device a3, a3 is arranged on the side of the moving device a3, the correcting rod a2 is matched with the correcting rod a2, the correcting rod a2 is arranged in the center of the moving device a3, a4 is arranged on the side of the correcting rod a4, and a motor is arranged above the correcting rod 4 a 4.

The detailed use method and action of the embodiment are as follows:

in the invention, raw materials are input into the melting material conveying device 13 through the material inlet 12, the melting material conveying device 13 melts the raw materials into plastic liquid, the plastic liquid is input into the extruding device 11, the plastic liquid enters the shaping component 113 from the material inlet component 112 and is output from the first material outlet 114, in the process, the plastic liquid is changed into the shape of the shaping component 113, if the plastic core rod is bent or deformed in the output process, the correcting device 115 starts to work, the motor a4 provides power, so that the correcting rod a2 moves up and down in the moving device a3 according to different actual conditions, and the correction of the plastic core rod is realized.

Example 2

Referring to fig. 5-8: fig. 5 is a schematic perspective view of an extrusion die cooling apparatus for a plastic core rod according to the present invention. Fig. 6 is an exploded view of an extrusion die cooling apparatus for a plastic core rod according to the present invention. Fig. 7 is a schematic cross-sectional view of an extrusion die cooling box of a plastic core rod according to the present invention. Fig. 8 is a schematic perspective view of a guide wheel of an extrusion die for plastic mandrels according to the present invention.

The water tank 22 is arranged inside the cooling device 2, the water tank shell 224 is arranged inside the water tank 22, the water pump 221 is placed inside the water tank shell 224, a water pipe 223 is installed on the side of the water pump 221, a support column 222 is arranged on the side of the water pipe 223, the cooling tank 21 is placed above the water tank 22, the cooling tank shell 213 is arranged inside the cooling tank 21, the support column 222 is fixed with the cooling tank shell 213, the support column 222 is located under the cooling tank shell 213, a water inlet 214 is installed inside the cooling tank shell 213, the water inlet 214 is connected with the water pipe 223, a water outlet 211 is placed on the side of the cooling tank shell 213, the water pump 221 is connected with the water pipe 223, the water pump 221 is located on the left side of the water pipe 223, a second discharge port 212 is arranged on the side of the water outlet 211, a guide wheel 215 is installed on the side of the second discharge port 212, a guide wheel body b2 is arranged inside the guide wheel 215, and a connecting rod b1 is installed on the side of the guide wheel body b 2.

The detailed use method and action of the embodiment are as follows:

in the present invention, when the plastic core rod enters the cooling device 2, the water pump 221 starts to operate, the cooling water in the water tank 22 is input into the cooling tank 21 through the water pipe 223, when the cooling tank 21 is filled with the cooling water, the cooling water is discharged from the water outlet 211 and flows into the water tank 22, water circulation is realized, the temperature of the water in the cooling tank 21 is maintained at a low temperature level, the plastic core rod moves along the guide wheel 215, and is fully contacted with the cooling water, so that the plastic core rod is rapidly solidified, and finally the plastic core rod is output from the second output port 212.

Example 3

Referring to fig. 9-11: fig. 9 is a schematic perspective view of an extrusion die cutting apparatus for plastic mandrels according to the present invention. Fig. 10 is a schematic perspective view of a cutter for cutting a plastic core rod. Fig. 11 is a partial sectional structural view of a first cutoff tool of an extrusion die for a plastic core rod according to the present invention.

The cutting device 3 is internally provided with a cutting device base 32, a guide device 33 is installed above the cutting device base 32, the cutting device base 32 is fixed with the guide device 33, the guide device 33 is positioned right above the cutting device base 32, a cutting tool 31 is arranged on the side of the guide device 33, the cutting device base 32 is clamped with the cutting tool 31, the cutting tool 31 is positioned in the center of the cutting device base 32, a finished product box 34 is arranged on the side of the cutting tool 31, a tool rest 312 is installed inside the cutting tool 31, a first cutting tool 311 is arranged inside the tool rest 312, a second cutting tool 313 is arranged below the first cutting tool 311, a gear c3 is installed inside the first cutting tool 311, a transmission shaft c2 is arranged inside the gear c3, the gear c3 is matched with the transmission shaft c2, the transmission shaft c2 is positioned in the center of the gear c3, a rack c1 is arranged on the side of the transmission shaft c2, the rack c1 is meshed with the gear c3, and the rack c1 is positioned on the right of the gear c3.

The detailed use method and action of the embodiment are as follows:

in the present invention, when the plastic mandrel reaches the cutting device 3, it moves along the guide device 33, and when it moves to the cutting position, the transmission shaft c2 supplies power to the gear c3, and the gear c3 moves up and down by engaging with the rack c1, and when the first cutting blade 311 moves down to contact with the second cutting blade 313, the plastic mandrel can be cut, and the cut plastic mandrel falls into the product box 34.

Example 4

Referring to fig. 1-11: fig. 1 is a schematic perspective view of an extrusion die for plastic core rods according to the present invention. Fig. 2 is a schematic perspective view of an extrusion die forming apparatus for plastic mandrels according to the present invention. Fig. 3 is a schematic perspective view of an extrusion device of an extrusion die for plastic core rods according to the present invention. Fig. 4 is a schematic perspective view of an extrusion die calibration apparatus for a plastic core rod according to the present invention. Fig. 5 is a schematic perspective view of an extrusion die cooling apparatus for a plastic core rod according to the present invention. Fig. 6 is an exploded view of an extrusion die cooling apparatus for a plastic core rod according to the present invention. Fig. 7 is a schematic sectional view of the cooling box of the extrusion die for plastic core rods according to the present invention. Fig. 8 is a schematic perspective view of a guide wheel of an extrusion die for plastic mandrels according to the present invention. Fig. 9 is a schematic perspective view of an extrusion die cutting apparatus for plastic mandrels according to the present invention. Fig. 10 is a schematic perspective view of a cutter for cutting a plastic core rod. Fig. 11 is a partial sectional structural view of a first cutoff tool of an extrusion die for a plastic core rod according to the present invention.

The detailed use method and action of the embodiment are as follows:

in the present invention, firstly, the raw material is fed into the feeding port 12, the raw material is fed into the molten material conveying device 13, the molten material conveying device 13 melts the raw material into the plastic liquid, the plastic liquid is fed into the extruding device 11, the plastic liquid enters the shaping component 113 from the feeding component 112, the plastic liquid is changed into a set shape in the shaping component 113, and then the plastic liquid is discharged from the first discharging port 114, if the plastic core rod is bent or deformed in the discharging process, the correcting device 115 starts to operate, the plastic core rod is corrected by the correcting rod a2, and then the plastic core rod enters the cooling device 2, the plastic core rod moves along the guide wheel 215 and fully contacts with the cooling water, so as to be rapidly solidified, the solidified plastic core rod is discharged from the second discharging port 212, reaches the cutting device 3, the plastic core rod moves along the guide device 33, when the plastic core rod moves to the cutting position, the first cutting knife 311 moves downward to contact with the second cutting knife 313, so as to cut the plastic core rod, and the cut plastic core rod falls into the finished product box 34.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. The extrusion die for the plastic core rod is characterized by comprising a forming device (1), wherein a cooling device (2) is arranged on the side of the forming device (1), a cutting device (3) is arranged on the side of the cooling device (2), a base (14) is arranged in the forming device (1), a melting material conveying device (13) is arranged above the base (14), a feeding port (12) is arranged above the melting material conveying device (13), and an extrusion device (11) is arranged on the side of the melting material conveying device (13);

the extruding device is characterized in that a mounting plate (111) is placed inside the extruding device (11), a feeding component (112) is laterally installed on the mounting plate (111), a shaping component (113) is laterally arranged on the feeding component (112), a first discharging hole (114) is installed inside the shaping component (113), and a correcting device (115) is placed below the first discharging hole (114).

2. The plastic core rod extrusion die of claim 1, wherein: the correcting device (115) is internally provided with a mounting ring (a 1), a moving device (a 3) is arranged below the mounting ring (a 1), a correcting rod (a 2) is arranged on the side of the moving device (a 3), and a motor (a 4) is arranged on the side of the correcting rod (a 2).

3. The plastic core rod extrusion die of claim 1, wherein: the water tank (22) is arranged inside the cooling device (2), the water tank shell (224) is arranged inside the water tank (22), the water pump (221) is placed inside the water tank shell (224), the water pipe (223) is installed on the side of the water pump (221), and the support column (222) is arranged on the side of the water pipe (223).

4. The plastic core rod extrusion die of claim 3, wherein: cooler bin (21) have been laid to water tank (22) top, cooler bin (21) inside is provided with cooler bin casing (213), cooler bin casing (213) internally mounted has water inlet (214), cooler bin casing (213) side has laid delivery port (211), delivery port (211) side is provided with second discharge gate (212), leading wheel (215) are installed to second discharge gate (212) side, inside leading wheel body (b 2) that is provided with of leading wheel (215), connecting rod (b 1) are installed to leading wheel body (b 2) side.

5. The plastic mandrel extrusion die of claim 1, wherein: cut device (3) inside and be provided with and cut device base (32), cut device base (32) top and install guider (33), cutter (31) are cut to guider (33) side and have been laid, cutter (31) side is provided with finished product case (34) to cut.

6. The plastic mandrel extrusion die of claim 5, wherein: the cutting tool (31) is internally provided with a tool rest (312), a first cutting tool (311) is arranged in the tool rest (312), a second cutting tool (313) is arranged below the first cutting tool (311), a gear (c 3) is arranged in the first cutting tool (311), a transmission shaft (c 2) is arranged in the gear (c 3), and a rack (c 1) is arranged on the side of the transmission shaft (c 2).

7. The plastic core rod extrusion die of claim 2, wherein: the installation ring (a 1) is fixed with the moving device (a 3), the installation ring (a 1) is located above the moving device (a 3), the moving device (a 3) is matched with the correction rod (a 2), the correction rod (a 2) is located in the center of the moving device (a 3), the correction rod (a 2) is fixed with the motor (a 4), and the motor (a 4) is located above the tail end of the correction rod (a 2).

8. The plastic core rod extrusion die of claim 4, wherein: the water inlet (214) is connected with the water pipe (223), the water inlet (214) is located right above the water pipe (223), the water pump (221) is connected with the water pipe (223), the water pump (221) is located on the left side of the water pipe (223), the supporting column (222) is fixed with the cooling box shell (213), and the supporting column (222) is located right below the cooling box shell (213).

9. The plastic core rod extrusion die of claim 5, wherein: cut device base (32) with guider (33) are fixed mutually, guider (33) are located cut device base (32) top right side partially, cut device base (32) with cut cutter (31) looks block, cut cutter (31) and be located cut device base (32) central authorities.

10. The plastic mandrel extrusion die of claim 6, wherein: the rack (c 1) is meshed with the gear (c 3), the rack (c 1) is located on the right side of the gear (c 3), the gear (c 3) is matched with the transmission shaft (c 2), and the transmission shaft (c 2) is located in the center of the gear (c 3).