CN114055733A

CN114055733A - Forming die for freezing storage pipe cap

Info

Publication number: CN114055733A
Application number: CN202111292470.6A
Authority: CN
Inventors: 顾霖琳
Original assignee: Jiangsu Zhenyuan Biotechnology Co ltd
Current assignee: Jiangsu Zhenyuan Biotechnology Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-02-18
Anticipated expiration: 2041-11-03

Abstract

The invention provides a freezing storage pipe cap forming die which comprises a positive shell, a first side plate, a second side plate, a female die, a male die, a first supporting plate, a second supporting plate and a collecting box driven by a second motor, wherein the female die, the male die, the first supporting plate and the second supporting plate are slidably matched on the positive shell; the female die is connected to the second side plate through a first hydraulic rod, the male die is connected to the first side plate through a second hydraulic rod, the first supporting plate is connected to the first side plate through a third hydraulic rod, and the second supporting plate is connected to the first side plate through a fourth hydraulic rod; a female die core with a feed inlet is arranged in the female die; the male die is provided with a plurality of internal threaded holes which penetrate through the male die from front to back, each internal threaded hole is matched with a stud, and two ends of each stud are connected with a male die core and a gear system driven by a first motor; the female die in the horizontal state is tightly matched with the male die to form a cavity, and the female die in the vertical state is matched with the first supporting plate and the second supporting plate; a micro air pump is arranged on the first supporting plate and used for blowing air to the feeding hole; and an ultrasonic detector is arranged on the second supporting plate and used for ultrasonically detecting whether the cryopreservation pipe cap is lossless or not.

Description

Forming die for freezing storage pipe cap

Technical Field

The invention relates to the technical field of freezing storage pipes, in particular to a freezing storage pipe cap forming die.

Background

The freezing tube cap is a cap piece matched with the freezing tube main body, and generally adopts different colors from the freezing tube main body to show and distinguish. The freezing pipe cap and the freezing pipe body are connected through thread matching, so that a thread removing process is designed in the production of a mould of the freezing pipe cap, a direct hard thread removing method and a spiral thread removing method are generally adopted according to the used material, the direct method has the risk of damaging products, and the thread removing method is generally adopted for the high-end freezing pipe. However, due to the influence of batch conversion and other factors, the freezing storage pipe cap produced by injection molding may have local stress concentration caused by uneven distribution of internal materials, and harmful conditions such as cracking of the freezing storage pipe cap occur during use, so that generally produced products need to be stepped to an instrument for detection, wherein ultrasonic detection is widely adopted. In order to solve the above problems, a new mold for forming a cryopreserved pipe cap with a detection function is needed.

Disclosure of Invention

The purpose of the invention is as follows: the utility model provides a can solve and freeze the pipe and easily produce the light damage problem of depositing pipe cap forming die when the shaping drawing of patterns.

The technical scheme is as follows: the utility model provides a cryopreserved pipe cap forming die for cryopreserved pipe cap shaping, detection process, including side shell, the positive casing of being connected with side shell, side shell have the bottom plate, be located first curb plate, the second curb plate of bottom plate both sides respectively, still include: the collecting box is driven by a second motor and is arranged on the bottom plate in a sliding manner; the outer end face of the female die is rotationally connected to the inner surface of the second side plate through a first hydraulic rod, the outer end face of the male die is connected to the inner surface of the first side plate through a second hydraulic rod, the first supporting plate is connected to the inner surface of the first side plate through a third hydraulic rod, and the second supporting plate is connected to the inner surface of the first side plate through a fourth hydraulic rod; a plurality of female die cores are arranged in the female die, and the outer end surface of each female die core is communicated with a feed inlet; the male die is provided with a plurality of internal thread holes which penetrate through the male die from front to back, a stud is matched in each internal thread hole, the studs penetrate through the internal thread holes, a male die core is arranged at one end of each stud and is used for being tightly matched with a female die core to form a cavity so as to form a freezing pipe cap, and the other end of each stud is connected with a gear system driven by a first motor; the female die is in a horizontal state and is tightly matched with the male die when the freezing storage pipe cap is formed, and the female die is separated from the male die and overturned to be in a vertical state when the freezing storage pipe cap is detected and is matched with the first supporting plate and the second supporting plate; the lower side surface of the first supporting plate is provided with a plurality of miniature air pumps which are used for inserting into the feed inlet to blow air after the freezing storage pipe cap is formed so as to demould; the upper end face of the second supporting plate is provided with a plurality of ultrasonic detectors for sending ultrasonic waves to detect whether the cryopreservation pipe cap is lossless or not.

Furthermore, one end of the stud is fixedly connected with the core of the male die, the other end of the stud is fixedly connected with a gear rod, the outer end face of the male die is fixedly connected with a mounting seat through a first connecting column, the mounting seat is rotatably connected with a driving gear, the driving gear is meshed with a plurality of driven gears, each driven gear is meshed with the gear rod, the front and the back of the driving gear penetrate through the mounting seat and are fixedly connected to the first motor, the first motor is fixedly arranged on the mounting seat and is used for driving the driving gear to drive the stud to move linearly, and the gear system comprises the gear rod, the driving gear and the driven gear.

Further, the outer end face of the male die is fixedly connected with a push plate through a second connecting column, the push plate is positioned between the first side plate and the mounting seat, a plurality of through holes in clearance fit with the gear rod are formed in the push plate, and the inner surfaces of the push plate and the first side plate are respectively and fixedly connected to the second hydraulic rod; the inner surface of the first side plate and the first supporting plate are respectively and rotatably connected to two ends of a third hydraulic rod; the inner surface of the first side plate and the second supporting plate are respectively and fixedly connected to two ends of a fourth hydraulic rod.

Furthermore, the upper surface of the bottom plate is provided with a slide rail extending out of the front shell, the collecting box is in sliding fit in the slide rail, a rack is fixedly arranged on the side surface of the collecting box, a fixed gear is meshed with the rack, the fixed gear is connected with a second motor, and the second motor is fixedly arranged on the upper surface of the bottom plate and used for driving the fixed gear and the rack to drive the collecting box to run.

Furthermore, the female die, the male die, the first supporting plate and the second supporting plate are in sliding fit with the positive shell, a first sliding block is fixedly arranged on the side surface of the female die, a second sliding block is fixedly arranged on the side surface of the male die, a third sliding block is fixedly arranged on the first supporting plate, and a fourth sliding block is fixedly arranged on the second supporting plate; the positive shell is respectively provided with a first sliding groove, a second sliding groove, a third sliding groove and a fourth sliding groove, the first sliding groove is formed by extending inwards from one side of the positive shell, which is close to the inner surface of the first side plate, the second sliding groove and the third sliding groove are arranged at intervals, the first sliding groove is positioned above the second sliding groove and the third sliding groove, and the fourth sliding groove is positioned below the second sliding groove and the third sliding groove; the first sliding block is in sliding fit with the first sliding groove to limit the female die, the second sliding block is in sliding fit with the second sliding groove to limit the male die, the third sliding block is in sliding fit with the third sliding groove to limit the first supporting plate, and the fourth sliding block is in sliding fit with the fourth sliding groove to limit the second supporting plate.

Further, the first sliding chute is provided with an arc section and a right-angle section which are communicated, and the first sliding block is provided with a semi-cylinder and a cuboid which are connected and are respectively used for being matched with the arc section and the right-angle section; the third chute is provided with a straight line section and a settling section; the second sliding groove and the fourth sliding groove are all linear grooves.

Furthermore, one end of the female die core is of a completely open tubular structure, the outer end face of the female die core extends to be flush with the outer end face of the female die, and the inner end face of the female die core is flush with the inner end face of the female die; the female die core is used for forming the outer surface of the cryopreservation pipe cap, straight threads are arranged on the inner peripheral surface of the female die core in the depth direction, the male die core is used for forming the inner surface of the cryopreservation pipe cap, and threads are arranged on the outer peripheral surface of the male die core.

Furthermore, an injection molding machine is arranged on the inner surface of the first side plate and used for providing liquid raw materials for the feeding hole, and an upper external connection hole is formed in the first side plate and used for connecting the injection molding machine with external equipment.

Furthermore, a lower outer connecting hole for the sliding rail to extend out of the positive shell is formed in the bottom of the positive shell and used for taking out or placing the collecting box.

Furthermore, the number and the position of the internal thread holes are the same as those of the female die core; the number and the position of the through holes are the same as those of the gear rods, and the inner diameter of each through hole is larger than the outer diameter of each gear rod; the number of the micro air pumps is the same as that of the female die cores, each micro air pump is provided with an air blowing opening, and the outer diameter of each air blowing opening is smaller than the inner diameter of the corresponding feed inlet.

Has the advantages that: (1) according to the forming die for the frozen pipe cap, the first sliding block is arranged in the first sliding groove in a sliding mode to form the movement track of the female die, the second sliding block is arranged in the second sliding groove in a sliding mode to form the movement track of the male die, the third sliding block is arranged in the third sliding groove in a sliding mode to form the movement track of the first supporting plate, and the fourth sliding block is arranged in the fourth sliding groove in a sliding mode to form the movement track of the second supporting plate, so that the matching between the working procedures is simply and efficiently realized, particularly the conversion between the horizontal state and the vertical state of the female die is realized, the equipment such as a mechanical arm and the like required in the conversion between the forming and detecting working procedures of the frozen pipe cap in the prior art is omitted, and the production cost is greatly reduced;

(2) the male die core is driven by the first motor, the tooth system and the stud, so that the male die core and the female die core are separated and matched, the thread removing operation of the frozen pipe cap is stably and efficiently realized, and compared with a traditional hard thread removing method, the damage to the threads inside the frozen pipe cap is greatly reduced, and the product quality is improved;

(3) the ultrasonic nondestructive detection of the freezing pipe cap in the vertical concave die is realized by arranging the first supporting plate, the miniature air pump, the second supporting plate and the ultrasonic detector, and the miniature air pump blows qualified and unqualified freezing pipe caps out of the concave die and finally falls into the collection box; the ultrasonic nondestructive testing means is very suitable for the structural part with the cavity, can more completely show the defect of the internal organization of the part compared with photoelectric detection, adopts an air blowing method as a mode of taking out the frozen pipe cap, further reduces the possibility of damaging the frozen pipe cap compared with a mechanical arm or manual operation, and greatly improves the production yield.

Drawings

FIG. 1 is a schematic view of the external structure of a freezing storage pipe cap forming mold;

FIG. 2 is a schematic view of the internal structure of a freezing storage cap forming mold;

FIG. 3 is a schematic view of the injection molding machine position for freezing the cap forming mold;

FIG. 4 is a schematic illustration of the position of the primary hydraulic ram;

FIG. 5 is a schematic view of the structure at A in FIG. 4;

FIG. 6 is a schematic illustration of the location of the frozen vial cap formation;

FIG. 7 is a schematic view of the structure at B in FIG. 6;

FIG. 8 is a schematic structural view of the front case;

FIG. 9 is a schematic view of the assembly of the female mold with the male mold;

FIG. 10 is a schematic view of the position of the first motor;

FIG. 11 is a cross-sectional view of the drive gear, driven gear and gear rod;

FIG. 12 is a schematic view of the construction of the bolt;

FIG. 13 is a schematic view of a threaded hole;

FIG. 14 is a schematic view of the construction of the first pallet;

FIG. 15 is a schematic view of the construction of the male mold core;

FIG. 16 is a schematic view of the structure of an ultrasonic detector;

fig. 17 is a schematic structural view of the female mold in a vertical state.

Detailed Description

The technical scheme provided by the invention is explained in detail in the following with the accompanying drawings.

As shown in fig. 1 to 7, the mold for forming a cryopreservation cap 10, for demolding and detecting the cryopreservation cap, comprises a side shell 1 and a front shell 2 fixedly connected to the side shell 1, wherein the side shell 1 has a bottom plate 101, and a first side plate 102 and a second side plate 103 respectively disposed at two sides of the bottom plate 101, and further comprises: the female die 8, the male die 12, the first supporting plate 28, the second supporting plate 32 and the collecting box 35. The female die 8, the male die 12, the first supporting plate 28 and the second supporting plate 32 are all arranged between the first side plate 102 and the second side plate 103; the female die 8 can be turned over at a right angle, the female die 8 is in a horizontal state and a vertical state, and the female die 8 is in the horizontal state and is used for being tightly matched with the male die 12 to form the freezing storage pipe cap 10 in an injection molding mode in the molding stage of the freezing storage pipe cap 10; in the demoulding stage of the freezing and storing pipe cap 10, the female die 8 is used for being separated from the male die 12 and converted into a vertical state and matched with the first supporting plate 28 to demould the freezing and storing pipe cap 10, and the female die 8 is used for being matched with the second supporting plate 32 to detect the freezing and storing pipe cap 10; the collection box 35 is slidably fitted to the bottom plate 101 and is used for collecting the cryopreserved caps 10 after the test.

As shown in fig. 8, the side surfaces of the female die 8, the male die 12, the first support plate 28 and the second support plate 32 are respectively in sliding fit with the positive shell 2, the first slide block 9 is fixedly arranged on the side surface of the female die 8, the second slide block 13 is fixedly arranged on the side surface of the male die 12, the third slide block 29 is fixedly arranged on the first support plate 28, and the fourth slide block 34 is fixedly arranged on the second support plate 32; a first sliding groove 44, a second sliding groove 41, a third sliding groove 42 and a fourth sliding groove 43 are respectively formed in the front shell 2, the first sliding groove 44 is formed by extending inwards from one side of the front shell 2, which is close to the inner surface of the first side plate 102, the second sliding groove 41 and the third sliding groove 42 are arranged at intervals, the first sliding groove 44 is positioned above the second sliding groove 41 and the third sliding groove 42, and the fourth sliding groove 43 is positioned below the second sliding groove 41 and the third sliding groove 42; the first slide block 9 is in sliding fit with the first slide groove 44 to form a movement track of the female die 8 and limit the female die 8, the second slide block 13 is in sliding fit with the second slide groove 41 to form a movement track of the male die 12 and limit the male die 12, the third slide block 29 is in sliding fit with the third slide groove 42 to form a movement track of the first supporting plate 28 and limit the first supporting plate 28, and the fourth slide block 34 is in sliding fit with the fourth slide groove 43 to form a movement track of the second supporting plate 32 and limit the second supporting plate 32.

The outer end face of the female die 8 is connected with the inner surface of the second side plate 103 through a first hydraulic rod 11, two ends of the first hydraulic rod 1 are respectively connected to the first side plate 103 and the female die 8 in a rotating mode, when the female die 8 is in a horizontal state, the first hydraulic rod 11 is also in a horizontal state, the first hydraulic rod 11 is a power source of the female die 8 and is used for changing the horizontal state and the vertical state of the female die 8, as shown in fig. 2 to 5, the female die 8 is in the horizontal state, and as shown in fig. 17, the female die 8 is in the vertical state; a plurality of female die cores 7 are arranged in the female die 8 along the transverse array, the female die cores 7 are fixedly arranged on the female die 8, one end of each female die core 7 is of a completely-opened tubular structure, the inner structure of each female die core is the same as the outer structure of the cryopreservation pipe cap 10, each female die core 7 is one of the forming main bodies of the cryopreservation pipe cap 10 and is used for determining the outer shape of the cryopreservation pipe cap 10, the completely-opened end of each female die core 7 extends to the end face of each female die core 7 to be flush with the outer end face of the female die 8, and the inner end face of each female die core 7 is flush with the inner end face of the female die 8; a feed inlet 6 is fixedly arranged on the outer end face of each female die core 7, and the feed inlet 6 is communicated with the female die cores 7 and used for conveying liquid raw materials during injection molding from the feed inlet 6.

An upper external hole 4 is formed in the first side plate 103, an injection molding machine 5 is fixedly connected to the position of the upper external hole 4, is used for being connected with the female die 8 and injecting a liquid raw material into the feeding hole 6, and the upper external hole 4 is used for facilitating connection of the injection molding machine 5 and other equipment required by a common injection molding process.

The side surface of the female die 8 close to the front shell 2 is provided with the first sliding block 9, the first sliding groove 44 is provided with an arc section 441 and a right-angle section 442 which are communicated with each other, the first sliding block 9 is provided with a connected semi-cylinder 91 and a connected cuboid 92 which are respectively adapted to the arc section 441 and the right-angle section 442, the cuboid 92 section of the first sliding block 9 is in contact with the right-angle section 442 of the first sliding groove 44, the semi-cylinder 91 of the first sliding block 9 is in contact with the arc section 441 of the first sliding groove 44, and slides in the first sliding groove 44 of the front shell 2 through the first sliding block 9 to determine the movement track of the female die 8. The conversion of the female die 8 between the horizontal state and the vertical state is realized through the sliding of the first sliding block 9 in the first sliding groove 44 of the positive shell 2, the equipment such as a mechanical arm required in the conversion of the forming and detecting processes of the existing freezing storage pipe cap is omitted, and the production cost is greatly reduced.

As shown in fig. 9 to 15, a plurality of internal threaded holes 15 which penetrate the punch 12 back and forth are formed in the punch 12, each internal threaded hole 15 is matched with a stud 16, the studs 16 penetrate the internal threaded holes 15, and the number and the positions of the internal threaded holes 15 are the same as those of the female die core 7; a male die core 17 is fixedly arranged at one end of the stud 16, the diameter of the end face of the stud 16 is larger than the diameter of the outer ring of the female die core 7, the male die core 17 is used for being tightly matched with the female die core 7 to form a cavity so that the cryopreservation pipe cap 10 is formed in the cavity, the female die core 7 is used for forming the outer surface of the cryopreservation pipe cap 10, and the male die core 17 is used for forming the inner surface of the cryopreservation pipe cap 10; the male die core 17 is used for determining the internal structure of the freezing pipe cap 10, and the male die core 17 is of a threaded column structure due to the fact that the interior of the freezing pipe cap 10 is threaded; the male die core 17 and the female die core 7 jointly determine the whole structure of the cryopreservation pipe cap 10, the end face diameter of the stud 16 is larger than the outer ring diameter of the female die core 7, the end face, close to the male die 12, of the female die core 7 is flush with the end face of the female die 8, the end face of the stud 16 is in close contact with the female die core 7, and the space formed by the stud 16, the male die core 17 and the female die core 7 is the shape of the cryopreservation pipe cap 10.

The other end of the stud 16 is connected with a gear train 200 driven by a first motor 20, the gear train 200 comprises a gear rod 18, a driving gear 21 and a driven gear 22, and the gear rod 18 is fixedly connected with the end of the stud 16. The outer end face of the male die 12 is connected with an installation seat 19 through a first connecting column 14, two ends of the first connecting column 14 are respectively and fixedly connected with the outer end face of the male die 12 and the installation seat 19, the installation seat 19 is rotatably connected with a driving gear 21, the driving gear 21 is meshed with a plurality of driven gears 22, the driven gears 22 are meshed with a gear rod 18, the driving gear 21 penetrates through the installation seat 19 and is rotatably connected with the installation seat 19, and the driving gear 21 is fixedly connected with a first motor 20 and the first motor 20 is fixedly connected with the installation seat 19. The first motor 20 is a power source of the driving gear 21, and the driving gear 21, the driven gear 22 and the gear rod 18 are sequentially meshed to realize rotation of the gear rod 18 and further rotate the stud 16, and because the stud 16 is in threaded fit with the internal threaded hole 15 of the punch 12, linear motion of the stud 16 relative to the punch 12 is realized, and further contact or separation of the stud 16 and the die core 7 is realized. Through setting up first motor 20, driving gear 21, driven gear 22, gear lever 18, internal thread hole 15 and double-screw bolt 16, not only realized breaking away from and cooperating between terrace die core 17 and the die core 7, still realized freezing the operation of taking off the screw thread of depositing pipe cap 10 steadily and high-efficiently, compare in traditional thread method of taking off firmly, reduced greatly to freezing the injury of depositing pipe cap 10 internal thread, improved product quality.

As shown in fig. 13, a second slide block 13 is fixedly arranged on a side surface of the punch 12 close to the positive shell 2, and the second slide groove 41 is a linear groove and is used for determining a linear motion track of the punch 12 by the second slide block 13 sliding in the second slide groove 41 of the positive shell 2.

The outer end face of the male die 12 is connected with a push plate 24 through a second connecting column 23, and two ends of the second connecting column 23 are respectively and fixedly connected to the outer end face of the male die 12 and the push plate 24; the push plate 24 is provided with a plurality of through holes 25 in an array, the number and the positions of the through holes 25 are the same as those of the gear rods 18, the inner diameter of each through hole 25 is larger than the outer diameter of each gear rod 18, and the push plate 24 is positioned between the first side plate 102 and the mounting seat 19 and can enable the gear rods 18 to freely pass through; the push plate 24 is connected to the inner surface of the first side plate 102 through the second hydraulic rod 26, and both ends of the second hydraulic rod 26 are respectively fixedly connected to the push plate 24 and the first side plate 102. The second hydraulic rod 26 is a power source of the push plate 24, and the push plate 24 is fixedly connected with the male die 12 through the second connecting column 23, so that the male die 12 moves under the action of the second hydraulic rod 26, and the movement of the push plate 24 on the gear rod 18 is prevented from being limited through the hole 25.

The inner surface of the first side plate 102 is connected with the first supporting plate 28 through a third hydraulic rod 27, two ends of the third hydraulic rod 27 are respectively connected to the first supporting plate 28 and the first side plate 102 in a rotating manner, a plurality of micro air pumps 30 are fixedly arranged on the lower side surface array of the first supporting plate 28, the number of the micro air pumps 30 is the same as that of the female die cores 7, as shown in fig. 17, when the female die 8 is turned to a vertical state, the position of the micro air pumps 30 on the first supporting plate 28 is the same as the plane position of the feed port 6, the outer diameter of an air blowing port of each micro air pump 30 is slightly smaller than the inner diameter of the feed port 6, a third sliding block 29 is fixedly arranged on the side surface of the first supporting plate 28, the third sliding block 29 is matched with a third sliding groove 42 of the front shell 2, the third sliding groove 42 is provided with a straight line section 421 and a settling section 422, a round corner transition is formed between the settling section 422 and the straight line section 421 for determining the movement track of the first supporting plate 28, and the micro air pumps 30 can be slightly inserted into the feed port 6, the freezing pipe cap 10 in the vertical female die core 7 is blown out by blowing air to the feeding hole 6, so that the freezing pipe cap 10 falls into the collecting box 35.

The inner surface of the first side plate 102 is connected with a second supporting plate 32 through a fourth hydraulic rod 31, two ends of the fourth hydraulic rod 31 are respectively and fixedly connected to the second supporting plate 32 and the first side plate 102, and a plurality of ultrasonic detectors 33 are arranged on the upper end surface of the second supporting plate 32 in an array manner; the number of the ultrasonic detectors 33 is the same as that of the die cores 7, and when the die 8 is turned to a vertical state, as shown in fig. 17, the structure of the die 8 in the vertical state is schematically illustrated, the positions of the ultrasonic detectors 33 on the second supporting plate 32 are the same as those of the die cores 7 on the die 8, the side surface of the second supporting plate 32 is fixedly provided with a fourth slider 34, the fourth slider 31 is in sliding fit with a fourth sliding groove 43 of the front shell 2, the fourth sliding grooves 43 are all linear grooves for determining the movement track of the second supporting plate 32, and the ultrasonic detectors 33 are used for emitting ultrasonic waves and performing nondestructive detection on the cryopreservation caps 10 in the die cores 7 in the vertical state.

The upper surface of the bottom plate 101 is fixedly provided with a slide rail 36, the slide rail 36 is slidably matched with the collection box 35, the side surface of the collection box 35 is fixedly provided with a rack 37, the rack 37 is meshed with the fixed gear 38, the fixed gear 38 is fixedly connected with a second motor 39, and the second motor 39 is fixedly arranged on the upper surface of the bottom plate 101 and used for driving the fixed gear 38 to move; the collection box 35 has two storage spaces for respectively storing the freezing storage caps 10 qualified in the detection and the freezing storage caps 10 unqualified in the detection. The second motor 39 is a power source of the fixed gear 37, and since the second motor 39 is fixed, the linear movement of the collecting box 35 is carried out. Set up outer hole 40 down on positive casing 2, the aperture of outer hole 40 is greater than the outline of collecting box 35 down, and outer hole 40 is convenient for take out and place collecting box 35 down.

In addition, the freezing storage pipe cap forming die is also provided with a control panel 3 which is used as a human-computer interaction interface.

With reference to fig. 1 to 17, the working method of the freezing storage pipe cap forming mold is as follows:

when the freezing storage pipe cap 10 starts to work, the first hydraulic rod 11, the third hydraulic rod 27 and the fourth hydraulic rod 31 are all in a contraction state, the second hydraulic rod 26 is in an extension state, the end face of the stud 16 is in close contact with the end face of the female die core 7, molten liquid enters a cavity formed by the stud 16, the male die core 17 and the female die core 7 through the feeding hole 6 under the action of the injection molding machine 5, the cavity is in the whole shape of the freezing storage pipe cap 10, anti-skid vertical lines are arranged on the outer wall of the freezing storage pipe cap 10, and threads are arranged on the inner wall of the freezing storage pipe cap 10;

after the molten liquid is cooled and formed, the first motor 20 is started to drive the driving gear 21 to rotate, the driving gear 21 drives the driven gear 22 to rotate, the driven gear 22 drives the gear rod 18 to rotate, the gear rod 18 is fixedly connected to the stud 16, and the stud 16 is in threaded fit with the male die 12, so that the linear motion of the stud 16 relative to the male die 12 is realized, and the thread removing operation of the male die core 17 on the stud 16 and the cryopreservation pipe cap 10 is further realized;

when the second hydraulic rod 26 is completely separated, the push plate 24 fixedly connected with the second hydraulic rod 26 is fixedly connected with the male die 12 through the second connecting column 23, so that the male die 12 can linearly move along the second sliding chute 41;

then the first hydraulic rod 11 extends out, so that the first slide block 9 of the female die 8 moves along the first sliding chute 44, and the female die 8 finally changes from the horizontal state to the vertical state;

when the female die 8 is in a vertical state, the fourth hydraulic rod 31 extends out, and the ultrasonic detector 33 on the second supporting plate 32 fixedly connected with the fourth hydraulic rod 31 performs nondestructive detection on each frozen pipe cap 10;

then the fourth hydraulic rod 31 is contracted, the third hydraulic rod 27 is extended, and the miniature air pump 30 can be slightly inserted into the feed inlet 6, so that the miniature air pump 30 blows air to the unqualified freezing storage pipe cap 10 and blows the air into a storage space in the collection box 35 for storing unqualified products; then the micro air pump 30 blows the qualified cryopreservation pipe cap 10 and blows the qualified cryopreservation pipe cap into the storage space of the collection box 35 for storing the qualified products, and the qualified storage space and the unqualified storage space of the collection box 35 are switched by the rotation of the second motor 39;

then the third hydraulic rod 27 contracts to the original position, the first hydraulic rod 11 contracts to the original position, the female die 8 is switched to the horizontal state, the second hydraulic rod 26 extends to the original position, and the one-time production and detection process of the freezing storage pipe cap 10 is completed.

According to the freezing storage pipe cap forming die, the first sliding block 9 is arranged on the first sliding groove 44 in sliding fit on the positive shell 2 to form a movement track of the female die 8, the second sliding block 13 is arranged on the second sliding groove 41 in sliding fit on the positive shell 2 to form a movement track of the male die 12, the third sliding block 29 is arranged on the third sliding groove 42 in sliding fit on the positive shell 2 to form a movement track of the first supporting plate 28, and the fourth sliding block 34 is arranged on the fourth sliding groove 43 in sliding fit on the positive shell 2 to form a movement track of the second supporting plate 32, so that the matching among the working procedures is simply and efficiently realized; through the arrangement of the first motor 20, the driving gear 21, the driven gear 22, the gear rod 18, the internal threaded hole 15 and the stud 16, not only is the separation and the matching between the male mold core 17 and the female mold core 7 realized, but also the thread removing operation of the cryopreservation pipe cap 10 is stably and efficiently realized, compared with the traditional hard thread removing method, the damage to the threads inside the cryopreservation pipe cap 10 is greatly reduced, and the product quality is improved; through the arrangement of the first supporting plate 28, the miniature air pump 30, the second supporting plate 32 and the ultrasonic detector 33, ultrasonic nondestructive detection on the cryopreservation pipe cap 10 in the vertical female die 8 is realized, the miniature air pump 30 blows the qualified and unqualified cryopreservation pipe cap 10 out of the female die 8 and finally falls into the collection box 35, the ultrasonic nondestructive detection is very suitable for a structural part with a cavity, compared with photoelectric detection, the defect of the internal organization of the part can be presented more completely, the mode of taking out the cryopreservation pipe cap 10 is an air blowing method, compared with a mechanical arm or manual operation, the possibility of damaging the cryopreservation pipe cap 10 is further reduced, and the production yield is greatly improved; by arranging the collecting box 35, the sliding rail 36, the rack 37, the fixed gear 38 and the second motor 39, the motion control of the collecting box 35 is realized, and the sequence of two different storage spaces of the collecting box 35 appearing below the vertical female die 8 is changed by the combination of the fixed gear 38 and the rack 37; specifically, when the micro air pump 30 blows out the qualified cryopreservation cap 10, one of the storage spaces of the collection box 35 is located below the female die 8, and when the micro air pump 30 blows out the unqualified cryopreservation cap 10, the collection box 35 makes a linear motion on the slide rail 36, and the other storage space of the collection box 35 is switched to be below the female die 8.

Claims

1. The utility model provides a cryopreserved pipe cap forming die for the shaping of cryopreserved pipe cap (10), detect process, includes side casing (1), positive casing (2) of being connected with side casing (1), side casing (1) have bottom plate (101), be located first curb plate (102) and second curb plate (103) of bottom plate (101) both sides respectively, its characterized in that still includes: the die (8), the punch (12), the first supporting plate (28), the second supporting plate (32) and the collecting box (35), wherein the collecting box (35) is driven by a second motor (39) and is arranged on the bottom plate (101) in a sliding manner; the outer end face of the female die (8) is rotatably connected to the inner surface of the second side plate (102) through a first hydraulic rod (11), the outer end face of the male die (12) is connected to the inner surface of the first side plate (102) through a second hydraulic rod (26), the first supporting plate (28) is connected to the inner surface of the first side plate (101) through a third hydraulic rod (27), and the second supporting plate (32) is connected to the inner surface of the first side plate (102) through a fourth hydraulic rod (28); a plurality of female die cores (7) are arranged in the female die (8), and the outer end surface of each female die core (7) is communicated with a feeding hole (6); a plurality of internal threaded holes (15) which penetrate through the male die (12) from front to back are formed in the male die (12), each internal threaded hole (15) is matched with a stud (16), each stud (16) penetrates through the internal threaded hole (15), a male die core (17) is arranged at one end of each stud and is used for being tightly matched with a female die core (7) to form a cavity so as to form a freezing pipe cap, and the other end of each stud is connected with a tooth system (200) driven by a first motor (20); the female die (8) is in a horizontal state and is tightly matched with the male die (12) when the freezing storage pipe cap is formed, and the female die (8) is separated from the male die (12) and is turned to be in a vertical state and is matched with the first supporting plate (28) and the second supporting plate (32) when the freezing storage pipe cap is detected; a plurality of micro air pumps (30) are arranged on the lower side surface of the first supporting plate (28) and are used for inserting into the feeding hole (6) for blowing after the freezing storage pipe cap is formed so as to demould; the upper end face of the second supporting plate (32) is provided with a plurality of ultrasonic detectors (33) for sending ultrasonic waves to detect whether the frozen pipe cap is not damaged.

2. The freezing storage pipe cap forming die as claimed in claim 1, wherein one end of the stud (16) is fixedly connected with the male die core (17), the other end of the stud (16) is fixedly connected with a gear rod (18), the outer end surface of the male die (12) is fixedly connected with a mounting seat (19) through a first connecting column (14), the mounting seat (19) is rotatably connected with a driving gear (21), the driving gear (21) is engaged with a plurality of driven gears (22), each driven gear (22) is engaged with the gear rod (18), the driving gear (21) penetrates through the mounting seat (19) from front to back and is fixedly connected to the first motor (20), the first motor (20) is fixedly arranged on the mounting seat (19) and is used for driving the driving gear (21) to drive the stud (16) to move linearly, the gear train (200) comprises the gear rod (18), a driving gear (21) and a driven gear (22).

3. The forming die for the cryopreservation pipe cap is characterized in that the outer end face of the male die (12) is fixedly connected with a push plate (24) through a second connecting column (23), the push plate (24) is positioned between the first side plate (102) and the mounting seat (19), the push plate (24) is provided with a plurality of through holes (25) in clearance fit with the gear rod (18), and the inner surfaces of the push plate (24) and the first side plate (102) are respectively and fixedly connected to the second hydraulic rod (26); the inner surface of the first side plate (102) and the first supporting plate (28) are respectively and rotatably connected to two ends of a third hydraulic rod (27); the inner surface of the first side plate (102) and the second supporting plate (32) are respectively and fixedly connected to two ends of a fourth hydraulic rod (31).

4. The freezing storage pipe cap forming die according to claim 1, wherein the upper surface of the bottom plate (101) is provided with a slide rail (36) extending out of the front shell (2), the collecting box (35) is slidably fitted in the slide rail (36), a rack (37) is fixedly arranged on the side surface of the collecting box (35), the rack (37) is engaged with a fixed gear (38), the fixed gear (38) is connected with the second motor (39), and the second motor (39) is fixedly arranged on the upper surface of the bottom plate (101) and is used for driving the fixed gear (38) and the rack (37) to drive the collecting box (35) to operate.

5. The forming die for the frozen pipe cap according to claim 1, wherein the female die (8), the male die (12), the first supporting plate (28) and the second supporting plate (32) are in sliding fit with the positive shell (2), the first sliding block (9) is fixedly arranged on the side surface of the female die (8), the second sliding block (13) is fixedly arranged on the side surface of the male die (12), the third sliding block (29) is fixedly arranged on the first supporting plate (28), and the fourth sliding block (34) is fixedly arranged on the second supporting plate (32); a first sliding groove (44), a second sliding groove (41), a third sliding groove (42) and a fourth sliding groove (43) are respectively formed in the front shell (2), the first sliding groove (44) is formed by inwards extending from one side, close to the inner surface of the first side plate (102), of the front shell (2), the second sliding groove (41) and the third sliding groove (42) are arranged at intervals, the first sliding groove (44) is located above the second sliding groove (41) and the third sliding groove (42), and the fourth sliding groove (43) is located below the second sliding groove (41) and the third sliding groove (42); the first sliding block (9) is in sliding fit with the first sliding groove (44) to limit the concave die (8), the second sliding block (13) is in sliding fit with the second sliding groove (41) to limit the convex die (12), the third sliding block (29) is in sliding fit with the third sliding groove (42) to limit the first supporting plate (28), and the fourth sliding block (34) is in sliding fit with the fourth sliding groove (43) to limit the second supporting plate (32).

6. The forming die for the frozen pipe cap is characterized in that the first sliding chute (44) is provided with a circular arc section (441) and a right-angle section (442) which are communicated with each other, and the first sliding block (9) is provided with a semi-cylinder (91) and a cuboid (92) which are connected with each other and are respectively used for being matched with the circular arc section and the right-angle section; the third chute (42) has a straight section (421) and a settling section (422); the second sliding chute (41) and the fourth sliding chute (43) are all linear grooves.

7. The forming die for the frozen pipe caps according to claim 1, wherein one end of the female die core (7) is of a completely open tubular structure, the outer end surface of the female die core (7) extends to be flush with the outer end surface of the female die (8), and the inner end surface of the female die core (7) is flush with the inner end surface of the female die (8); the female die core (7) is used for forming the outer surface of the cryopreservation pipe cap, straight threads are arranged on the inner peripheral surface of the female die core (7) in the depth direction, the male die core (17) is used for forming the inner surface of the cryopreservation pipe cap, and threads are arranged on the outer peripheral surface of the male die core (17).

8. The forming die for the frozen pipe caps as claimed in claim 1, wherein an injection molding machine (5) is arranged on the inner surface of the first side plate (102) for supplying liquid raw materials to the feed inlet (6), and an upper external connection hole (4) is arranged on the first side plate (102) for connecting the injection molding machine with external equipment.

9. The freezing storage cap forming die according to claim 4, wherein a lower external connection hole (40) for the sliding rail (36) to extend out of the positive shell (2) is formed at the bottom of the positive shell (2) for taking out or placing the collecting box (35).

10. The forming die for the frozen pipe cap according to claim 3, wherein the number and the position of the internal thread holes (15) are the same as those of the female die core (7); the number and the position of the through holes (25) are the same as those of the gear rod (18), and the inner diameter of each through hole (25) is larger than the outer diameter of the gear rod (18); the number of the micro air pumps (30) is the same as that of the female die cores (7), the micro air pumps (30) are provided with air blowing openings, and the outer diameter of each air blowing opening is smaller than the inner diameter of the feeding opening (6).