CN211709928U - Ceramic tube die - Google Patents

Abstract

The utility model discloses a ceramic tube mold, comprising: a fixed mold component and a movable mold component, the fixed mold component includes a fixed mold core, the movable film component includes an ejector unit and a movable mold core, and the ceramic tube mold further includes a heat flux Road system. By setting the hot runner system in the mold to inject the ceramic tube, and in order to keep the mold temperature constant and uniform, a circulating water circuit is set in the mold, so that the injection molding quality of the ceramic tube is good, defect-free, and the dimensional tolerance and appearance requirements of the finished product meet or even exceed. The drawings require that the mass production of ceramic tubes is stable and the yield rate of ceramic tubes is high; the fixed die is divided into a first fixed die and a second fixed die, and the second fixed die is provided with a column corresponding to the molding cavity. When the mold is opened, the second fixed mold core provided with the circulating water channel does not need to move, and the product is pushed out from the molding cavity through the column hole. The components of the mold cooperate well and improve the production efficiency of the product.

Description

A ceramic tube mold

technical field

The utility model relates to the field of molds.

Background technique

Hot runner technology is an advanced technology applied to the runner system of plastic injection molding ceramic tube molds. Compared with ordinary injection molding ceramic tube molds, hot runner injection molding ceramic tube molds have the advantages of high injection efficiency, good quality of molded plastic parts, and saving of raw materials. advantage. With the development of the injection molding industry, hot runner technology has been gradually applied to the field of ceramic material injection molding. However, due to the characteristics of ceramic injection molding materials (poor fluidity, high hardness, and high brittleness of the molded body), there are some problems in the application of hot runners in ceramic tube molds, resulting in uncontrollable high temperature in the mold core gate area, and surrounding The high temperature is transmitted to the surface of the plastic part, and it is difficult to achieve uniform cooling on the surface of the plastic part, which affects the quality of the surface of the plastic part, resulting in the dimensional accuracy of the finished product exceeding the tolerance range, the appearance of which does not meet the requirements of the drawings, and the final product cannot meet the requirements of the design drawings. And the defect rate of products increases.

Utility model content

The purpose of the present utility model is to provide a ceramic tube mould, which can produce ceramic tubes which are injection-molded by ceramic materials.

To achieve the above object, the utility model provides the following technical solutions:

A ceramic tube mold, comprising:

The fixed die assembly includes a fixed die base plate and a fixed form plate fixedly connected to the fixed die base plate, the center position of the fixed die base plate is provided with a positioning ring penetrating the fixed die base plate, the fixed die plate There is a fixed die groove part recessed from the side of the fixed die plate to the interior of the fixed die plate, the fixed die assembly also includes a fixed die core accommodated in the fixed die groove part, the fixed die The mold core is fixed in the fixed template;

The movable die assembly includes a movable die base plate, corresponding pads vertically arranged on both sides of the movable die base plate, and a movable template that is fixedly connected to the movable die base plate and the pad. The die base plate and the movable die plate together form an accommodation space, the movable die plate is recessed from the side of the movable die plate to the interior of the movable die plate, and the movable die assembly further includes The ejecting unit of the accommodation space and the movable mold core accommodated in the groove portion of the movable mold;

a guide assembly, comprising a guide post fixed on the fixed die base plate and a guide sleeve sleeved on the guide post;

The stationary mold assembly further includes a hot runner plate located between the stationary mold seat plate and the stationary platen, and the ceramic tube mold further includes a hot runner system, and the hot runner system includes a hot runner plate located between the stationary mold base plate and the stationary platen. The hot runner distribution plate inside, at least one hot runner nozzle arranged in the fixed template, the hot runner wiring port on one side of the hot runner plate, and the temperature control box connected with the hot runner wiring port, so The hot runner distribution plate is provided with a gate corresponding to the central position of the positioning ring, the hot runner distribution plate is provided with a hot runner pipeline, the gate is connected with the hot runner pipeline, and the movable mold core A plurality of forming cavities for forming ceramic tubes are arranged on the circumference of the hot runner nozzle. The fixed die core includes a first fixed die core and a second fixed die core. The column hole corresponding to the molding cavity.

Further, the ceramic tube mold further includes a circulating water channel located in the ceramic tube mold and used to keep the temperature of the ceramic tube mold constant, and the circulating water channel is annularly arranged around the molding cavity.

Further, the circulating water channel includes a first circulating water channel located in the second fixed mold core, and a second circulating water channel located in the movable mold core.

Further, the number of the first circulating water channel and the number of the second circulating water channel is each two, and the first circulating water channel includes a first outer ring arranged around the outer circumference of the hot runner nozzle of the molding cavity. A circulating water channel and a first inner circulating water channel annularly arranged in the molding cavity around the circumference of the hot runner nozzle; A second outer circulating water channel and a second inner circulating water channel annularly arranged in the molding cavity surrounding the circumference of the hot runner nozzle.

Further, the number of the hot runner nozzles is 6, and the number of the forming cavities provided on the circumference of each of the hot runner nozzles for forming the ceramic tube is 8.

Further, the hot runner distribution plate has a hollow portion, and the hot runner plate is arranged in the hollow portion.

Further, the ejector unit includes an ejector pin pressing plate disposed close to the movable die base plate, an ejector pin pressing plate fixedly connected to the ejector pin pressing plate, a pushing plate fixing plate fixedly connected to the ejector pin pressing plate, and a thimble pin pressing plate fixedly connected to the ejector pin pressing plate, The plate is fixed to the plate and is set towards the ejector pin of the fixed die assembly.

Further, the ejection unit further includes an orientation assembly, and the orientation assembly includes an orientation column and an orientation sleeve arranged in the ejector pin push plate and the push plate fixing plate.

Further, the ejection unit further includes a reset unit, and the reset unit includes a reset rod and a spring sleeved on the reset rod.

Further, the movable die assembly further includes a support rod fixed on the movable die base plate for supporting the movable die plate.

The beneficial effect of the utility model is that: by setting the hot runner system in the mold to inject the ceramic tube, and in order to keep the temperature of the mold constant and uniform, a circulating water circuit is arranged in the mold, so that the injection molding quality of the ceramic tube is good, no defects, and the finished product has a dimensional tolerance. And the appearance requirements meet or even exceed the drawing requirements, the mass production of the ceramic tube is stable and the yield of the ceramic tube is high; the fixed die is divided into the first fixed die and the second fixed die, which are set on the second fixed die There is a column hole corresponding to the molding cavity. When the mold is opened, the second fixed mold core with a circulating water channel does not need to move, and the product is pushed out from the molding cavity through the column hole. The components of the mold cooperate well and improve product production. efficiency.

The above description is only an overview of the technical solution of the present utility model. In order to understand the technical means of the present utility model more clearly, and to implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the present utility model and the accompanying drawings as follows: back.

Description of drawings

Fig. 1 is the overall schematic diagram of the utility model;

Fig. 2 is the first three-dimensional schematic diagram of the utility model;

Fig. 3 is the second three-dimensional schematic diagram of the utility model;

Fig. 4 is the third three-dimensional schematic diagram of the utility model;

Fig. 5 is the three-dimensional schematic diagram of gate, hot runner plate and hot runner system;

6 is a perspective view of a fixed die core, a movable die core and a hot runner system;

Figure 7 is an exploded view of the circulating water channel, the fixed mold core, the ceramic tube and the movable mold core.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

The utility model discloses a mold, which uses hot runner technology to injection-mold ceramic products. The ceramic product is specifically a ceramic tube 7, and the structure of the ceramic tube 7 is a conventional design, which will not be repeated here.

As shown in FIG. 1 to FIG. 7 , the ceramic tube mold includes a fixed mold assembly 1 , a movable mold assembly 2 , a fixed assembly 3 and a guide assembly 4 . The fixed mold assembly 1 and the movable mold assembly 2 The relative positions are used to form the ceramic tube 7 , and the guide assembly 4 is used to guide the relative positions of the movable mold assembly 2 and the fixed mold assembly 1 to ensure that there is no deviation to ensure the quality of the ceramic tube 7 . When the ceramic tube mold is used to prepare products, the fixed mold assembly 1 and the movable mold assembly 2 are fixed by the fixed assembly 3 so that both are closed to each other to ensure the accuracy of the ceramic tube 7 . And when the ceramic tube mold needs to be put into stock, the fixed mold assembly 1 and the movable mold assembly 2 can be fixed by the fixed assembly 3, so that both are closed to each other, which can ensure the assembly accuracy of the ceramic tube 7. At the same time, it avoids damage to the internal parts of the ceramic tube mold.

Specifically, the stationary mold assembly 1 includes a stationary mold base plate 10 , a hot runner plate 12 located under the stationary mold base plate 10 , and a stationary platen 11 located under the hot runner plate 12 . A positioning ring 13 penetrating the fixed mold seat plate 10 is provided at the center position of the stationary mold seat plate 10. The positioning ring 13 corresponds to the position of the turret on the injection molding machine, and is used to guide the turret so that the injection molding machine can Accurately inject the compound into the ceramic tube mold. The stationary platen 11 is provided with a stationary mold groove portion (not shown) recessed from the side of the stationary platen 11 to the interior of the stationary platen 11 . The fixed mold core 15 in the groove portion of the fixed mold is fixed in the fixed platen 11 .

The movable die assembly 2 includes a movable die base plate 20 , a pad block 21 vertically arranged on both sides of the movable die base plate 20 , and a movable die plate 22 fixedly connected to the movable die base plate 20 and the pad block 21 , The two spacers 21 together with the movable die base plate 20 and the movable die plate 22 form a receiving space. The movable die assembly 2 further includes eight support rods 23 accommodated in the accommodation space and fixed on the movable die base plate 20. The support rods 23 are used to support the movable die plate 22 to prevent any The movable template 22 is deformed. The movable die plate 22 is recessed from the movable die plate 22 side to the movable die groove portion (not shown) inside the movable die plate 22 . The movable die assembly 2 further includes an ejector unit accommodated in the accommodating space and a movable die core 24 accommodated in the groove portion of the movable die. The fixed die base plate 10 , the hot runner plate 12 , and the fixed die plate 11 are arranged sequentially from top to bottom, so that the fixed die assembly 1 and the movable die assembly 2 can be relatively matched.

The ceramic tube mold also includes a hot runner system, which includes a hot runner distribution plate 51 located in the hot runner plate 12, at least one hot runner nozzle 52 disposed in the fixed plate 11, and a hot runner nozzle 52 located in the The hot runner wiring port 53 on one side of the hot runner plate 12 and the temperature control box (not shown) connected to the hot runner wiring port 53 . The hot runner plate 12 has a hollow portion 121, the hollow portion 121 is a regular hexagonal structure, and the hot runner distribution plate 51 is arranged in the hollow portion 121. In addition, one side of the hot runner plate 12 is provided with a The hollow part 121 communicates with the groove 122 , and the hot runner wiring port 53 is located on one side of the groove 122 . The ceramic tube mold is connected to the temperature control box through the hot runner wiring port 53, the temperature control box is connected to a power supply (not shown), and the temperature control box can control the temperature of the ceramic tube mold. The number of hot runner nozzles 52 is set to 6, which are evenly distributed on the circumference of the hot runner distribution plate 51 . The hot runner distribution plate 51 is provided with a gate 14 corresponding to the center position of the positioning ring 13 , and the gate 14 is used to guide the injection liquid into the ceramic tube mold. The hot runner distribution plate 51 is provided with a hot runner pipe (not shown), the gate 14 is connected with the hot runner pipe and the hot runner nozzle 52 is also connected with the hot runner pipe. Specifically, the hot runner pipe is connected to the hot runner pipe. The pipe is used as the main runner nozzle (not shown) from the middle position of the side of the hot runner manifold 51 close to the gate 14 . The main runner nozzle is connected to the gate 14 , and an injection point is provided on the other side of the hot runner manifold 51 . Nozzles (not shown), the number of injection point nozzles is set to 6, the injection point nozzles are connected with the hot runner nozzles 52 one by one, and the hot runner distributor plate 51 distributes the injection liquid transmitted from the main runner nozzles through the hot runner pipeline. to each injection point nozzle. Certainly, in other embodiments, the number of the hot runner nozzles 52 may be other, which is not specifically limited here, but is determined according to the actual situation.

The movable mold core 24 is provided with a plurality of forming cavities 241 on the circumference of the hot runner nozzle 52 for forming the ceramic tube 7 , and the number of forming cavities 241 provided on the circumference of each hot runner nozzle 52 is 8 indivual. Certainly, in other embodiments, the number of forming cavities 241 provided on the circumference of each of the hot runner nozzles 52 may also be other, which is not specifically limited here, and is determined according to the actual situation. The fixed mold core 15 includes a first fixed mold core 151 and a second fixed mold core 152. The second fixed mold core 152 is provided with a column hole 1521 corresponding to the molding cavity 241. The shaped ceramic tube 7 When pushing out the forming cavity 241, it passes through the corresponding column hole 1521.

The ceramic tube mold uses a hot runner system to inject the ceramic tube 7. In order to quickly cool the formed ceramic tube 7 and keep the temperature of the entire ceramic tube mold constant, the ceramic tube mold is also provided with a circulating water circuit, which surrounds the mold. The forming cavity 241 is annularly arranged. Specifically, the circulating water channel includes a first circulating water channel 61 located in the second fixed mold core 152 and a second circulating water channel 62 located in the movable mold core 24 . The first circulating water channel 61 and the The number of the second circulating water channels 62 is two, and the first circulating water channel 61 includes a first outer circulating water channel 611 arranged in an outer ring around the circumference of the hot runner nozzle 52 of the molding cavity 241 and a first outer circulating water channel 611 surrounding the hot runner nozzle 52. The first inner circulating water channel 612 is annularly arranged in the molding cavity 241 around the circumference of the hot runner nozzle 52 ; The second outer circulating water channel 621 and the second inner circulating water channel 622 are annularly arranged in the molding cavity 241 around the circumference of the hot runner nozzle 52 . In order to maintain a constant temperature around the ceramic tube 7 in the molding cavity 241 and improve the quality of the ceramic tube 7, the first circulating water path 61 includes a water inlet end 613 and a water outlet end 614, which are arranged on the fixed template 11. The water inlet end 613 and the water outlet end The end 614 is used for docking with external water to form circulating condensed water. The second circulating water path 62 includes a water inlet end 623 and a water outlet end 624 arranged on the movable template. , In this embodiment, the labels of the water inlet end and the water outlet end of a circulating water channel are not limited.

The ejector unit includes a thimble pressing plate 251 disposed close to the movable die base plate 20, a thimble pressing plate 252 fixedly connected to the thimble pressing plate, a pressing plate fixing plate 26 fixedly connected to the The push plate fixes the plate 26 and faces the ejector pins 27 of the fixed die assembly 1 . The main purpose of the ejector pin pressing plate 251 is to fix the ejector pin 27 to make the entire ejector unit more stable. The injection molding machine is provided with an ejector rod (not shown), the movable die base plate 20 is provided with a ejector rod through hole (not shown) matched with the ejector rod, and the ejector rod passes through the ejector rod The through hole is in contact with the ejector pressing plate 251, so when the injection molding machine pushes the ejector pin, the ejector pin is pushed and sequentially pushes the ejector pin pressing plate 251, the ejector pin pressing plate 252 and the ejector fixing plate 26 to move together along the moving direction of the ejector pin . The push plate fixing plate 26 , the ejector pin pressing plate 251 and the ejector pin push plate 252 also jointly limit one end of the ejector pin 27 , so that the ejector pin 27 can be pushed by the ejector rod to move toward the fixed die assembly 1 . The ejector pin 27 cooperates with the injection-molded ceramic tube 7 , and after the ceramic tube mold is opened, the ceramic tube 7 can be ejected from the movable mold core 24 . The ejecting unit further includes an orientation assembly 29 penetrating the ejector pin pressing plate 251 , the ejector pin pushing plate 252 and the pushing plate fixing plate 26 . The orientation assembly 29 includes an orientation column 291 and an orientation sleeve 292 disposed in the ejector pin pressing plate 251 , the ejector pin pushing plate 252 and the pushing plate fixing plate 26 . The number of the directional columns 291 is set to 4, which are evenly distributed at the corners of the movable die base plate 20 . One end of the orientation column 291 is clamped in the movable die base plate 20 , and one end can freely extend into the movable die plate 22 . When the ejector rod is pushed and pushes the ejector pin push plate 252 and the ejector plate fixing plate 26 together to move along the movement direction of the ejector bar in sequence, the orientation assembly 29 fixes the ejector pin push plate 252 and the ejector plate fixing plate 26 move at the same time.

The ejector unit further includes a reset unit 28, and the reset unit 28 includes a reset rod 281 and a spring 282 sleeved on the reset rod 281. The reset rods 281 and the springs 282 are set to four, evenly distributed. on the four corners of the push plate fixing plate 26 . One end of the reset lever 281 is limited between the push plate fixing plate 26 and the ejector pin push plate 252 , and the other end can freely penetrate through the movable template 22 to abut with the fixed template 11 , and the reset lever 281 surrounds. The ejector pin 27 is provided so that the reset rod 281 can guide the ejector plate fixing plate 26 , ejector pin pressing plate 251 , ejector pin pushing plate 252 and ejector pin 27 , so as to avoid the ejector pin 27 from being damaged due to moving skewed. When the ejector pin 27 pushes the product, the reset lever 281 can assist in pushing the stationary platen 11 . A part of the spring 282 penetrates deep into the movable platen 22 to limit its position relative to the movable platen 22 , and the other part protrudes from the movable platen 22 , and the protruding part abuts the push plate fixing plate 26 . When the ceramic tube mold is opened, the ejector pin 27 is pushed out by the ejector pin of the injection molding machine, the product is taken out, the ejector pin is retracted, the elastic force of the passable spring 282 makes the ejector unit reset, and the ceramic tube mold is closed. However, when the spring 282 fails or the reset fails due to external reasons, the ceramic tube mold is closed at this time, and the reset rod 281 can directly abut on the fixed template 11, thereby preventing the ejector pin 27 from being directly subjected to the clamping force, thereby protecting the ejector pin 27 not damaged.

In the present invention, when the turret of the injection molding machine injects the material into the hot runner system through the gate 14 and enters the molding cavity 241 through the hot runner nozzle 52, the ceramic tube 7 can be formed, and the mold is opened, wherein the second fixed mold core 152 There is a first circulating water channel 61 on it, so the second fixed mold core 152 remains stationary, and then the ceramic tube 7 is ejected from the molding cavity 241 through the column hole 1521 of the second fixed mold core 152 by the ejector unit. Complete the entire injection molding process.

The guide assembly 4 includes a guide post 41 and a guide sleeve 42 sleeved on the guide post. There are four guide posts 41 , which are evenly distributed on the four corners of the fixed die base plate 10 , and are positioned between the fixed die base plate 10 and the injection molding machine. One end of the guide post 41 is clamped in the fixed die base plate 10 , and one end can freely extend into the spacer block 21 . Both the fixed die assembly 1 and the movable die assembly 2 are provided with guide sleeves 42, which are matched with the guide posts 41 and are evenly distributed on the fixed die plate 11 and the movable die plate 4 corners of 22. When the ceramic tube mold is opened, the guide post 41 is separated from the guide sleeve 42 in the movable platen 22, and the movable mold assembly 2 is away from the fixed mold assembly 1. When the ceramic tube mold is closed, the guide The column 41 penetrates the guide sleeve 42 in the movable die plate 22 , and the movable die assembly 2 and the fixed die assembly 1 form a cavity for molding the ceramic tube 7 .

The fixing assembly 3 includes a fixing bar 31, two ends of the fixing bar 31 are provided with fixing holes, and the fixing bar 31 is fixed on the fixed plate 11 and the moving plate 22 at the same time by the screws 32 or the bolts 32 through the two fixing holes. It is ensured that the relative positions of the fixed mold assembly 1 and the movable mold assembly 2 remain unchanged.

The beneficial effect of the utility model is that: by setting the hot runner system in the mold to inject the ceramic tube, and in order to keep the temperature of the mold constant and uniform, a circulating water circuit is arranged in the mold, so that the injection molding quality of the ceramic tube is good, no defects, and the finished product has a dimensional tolerance. And the appearance requirements meet or even exceed the drawing requirements, the mass production of the ceramic tube is stable and the yield of the ceramic tube is high; the fixed die is divided into the first fixed die and the second fixed die, which are set on the second fixed die There is a column hole corresponding to the molding cavity. When the mold is opened, the second fixed mold core with a circulating water channel does not need to move, and the product is pushed out from the molding cavity through the column hole. The components of the mold cooperate well and improve product production. efficiency.

The technical features of the above-described embodiments can be combined arbitrarily. For the sake of brevity, all possible combinations of the technical features in the above-described embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be regarded as the scope described in this specification.

The above-mentioned embodiments only represent several embodiments of the present utility model, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the utility model patent. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (10)

1. A ceramic tube mould, comprising: The fixed die assembly includes a fixed die base plate and a fixed form plate fixedly connected to the fixed die base plate, the center position of the fixed die base plate is provided with a positioning ring penetrating the fixed die base plate, the fixed die plate There is a fixed die groove part recessed from the side of the fixed die plate to the interior of the fixed die plate, the fixed die assembly also includes a fixed die core accommodated in the fixed die groove part, the fixed die The mold core is fixed in the fixed template; The movable die assembly includes a movable die base plate, corresponding pads vertically arranged on both sides of the movable die base plate, and a movable template that is fixedly connected to the movable die base plate and the pad. The die base plate and the movable die plate together form an accommodation space, the movable die plate is recessed from the side of the movable die plate to the interior of the movable die plate, and the movable die assembly further includes The ejecting unit of the accommodation space and the movable mold core accommodated in the groove portion of the movable mold; The guide assembly includes a guide post fixed on the fixed die base plate and a guide sleeve sleeved on the guide post, It is characterized in that, the fixed die assembly further includes a hot runner plate located between the fixed die seat plate and the fixed die plate, the ceramic tube mold further includes a hot runner system, and the hot runner system includes a hot runner system located at the The hot runner distribution plate in the hot runner plate, at least one hot runner nozzle arranged in the fixed template, the hot runner wiring port on one side of the hot runner plate, and the warm runner connection port connected to the hot runner wiring port. The control box, the hot runner distribution plate is provided with a gate corresponding to the center position of the positioning ring, the hot runner distribution plate is provided with a hot runner pipeline, and the gate is connected with the hot runner pipeline, so The movable mold core is provided with a number of molding cavities for forming ceramic tubes on the circumference of the hot runner nozzle, and the fixed mold core includes a first fixed mold core and a second fixed mold core. A column hole corresponding to the molding cavity is provided. 2 . The ceramic tube mould according to claim 1 , wherein the ceramic tube mould further comprises a circulating water circuit located in the ceramic tube mould and used to keep the temperature of the ceramic tube mould constant, 2 . The circulating water channel is annularly arranged around the forming cavity. 3 . The ceramic tube mold according to claim 2 , wherein the circulating water path comprises a first circulating water path located in the second fixed mold core, and a second circulating water path located in the movable mold core. 4 . water circulation. 4 . The ceramic tube mold according to claim 3 , wherein the number of the first circulating water channel and the number of the second circulating water channel is two respectively, and the first circulating water channel includes a surrounding area of the heat flow. 5 . A first outer circulating water channel annularly arranged outside the molding cavity around the circumference of the channel nozzle and a first inner circulating water channel annularly arranged in the molding cavity around the circumference of the hot runner nozzle; the second circulating water channel includes a surrounding A second outer circulating water channel annularly arranged outside the molding cavity around the circumference of the hot runner nozzle and a second inner circulating water channel annularly arranged inside the molding cavity around the circumference of the hot runner nozzle. 5 . The ceramic tube mold according to claim 1 , wherein the number of the hot runner nozzles is 6, and the circumference of each of the hot runner nozzles is provided with the forming mold for forming the ceramic tube. 6 . The number of cavities is 8. 6 . The ceramic tube mold according to claim 1 , wherein the hot runner plate has a hollow portion, and the hot runner distribution plate is arranged in the hollow portion. 7 . 7 . The ceramic tube mold according to claim 1 , wherein the ejecting unit comprises a thimble pressing plate arranged close to the movable die base plate, a thimble pressing plate fixedly connected to the thimble pressing plate, and a fixed connection. 8 . A push plate fixing plate of the thimble push plate, and a thimble disposed through the push plate fixing plate and facing the fixed die assembly. 8 . The ceramic tube mold according to claim 7 , wherein the ejection unit further comprises an orientation component, and the orientation component comprises an orientation column and is disposed in the ejector pin push plate and the push plate fixing plate. 9 . directional set. 9 . The ceramic tube mold according to claim 8 , wherein the ejection unit further comprises a reset unit, and the reset unit comprises a reset rod and a spring sleeved on the reset rod. 10 . 10 . The ceramic tube mold according to claim 1 , wherein the movable mold assembly further comprises a support rod fixed on the movable mold base plate and used to support the movable template. 11 .

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