CN109351858B - But integrated pressure die utensil that is pressed of mutual embedded adjustment profile single point - Google Patents

But integrated pressure die utensil that is pressed of mutual embedded adjustment profile single point Download PDF

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Publication number
CN109351858B
CN109351858B CN201811171296.8A CN201811171296A CN109351858B CN 109351858 B CN109351858 B CN 109351858B CN 201811171296 A CN201811171296 A CN 201811171296A CN 109351858 B CN109351858 B CN 109351858B
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rod
die
independent
probe
motor
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CN109351858A (en
Inventor
胡志清
李健
刘昆
李嘉骥
颜婷婷
张建坡
许欣丰
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Jilin University
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Jilin University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02Stamping using rigid devices or tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/02Die constructions enabling assembly of the die parts in different ways

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

The invention relates to a single-point integrated counter-pressure die capable of mutually embedding type adjusting molded surfaces, and belongs to the field of mechanical engineering. The upper die or the lower die respectively comprises a die box body, a probe-carrying independent rod, a groove-carrying independent rod, a driving motor, a bearing, a coupler, wherein the same position of the lower die corresponding to the probe-carrying independent rod in the upper die is provided with the groove-carrying independent rod, a group of probe-carrying independent rods and the groove-carrying independent rod are combined to comprise a driving motor, and the driving motor is fixedly connected with the die box body of the upper die or the lower die. The device has the advantages that two independent rods which are mutually butted in the upper die and the lower die are simultaneously adjusted by one motor to finish shape adjustment; meanwhile, the arrangement mode of the motor is optimized, and the problems of compact installation space and even insufficient space of the motor are solved; the reduction of the number of motors in half of the equipment is of great importance for saving the cost and reducing the preparation time in the processing process.

Description

But integrated pressure die utensil that is pressed of mutual embedded adjustment profile single point
Technical Field
The invention belongs to the field of mechanical engineering, and particularly relates to a forming die capable of mutually embedding and adjusting molded surface single-point integration counterpressure die for forming curved surface plates.
Background
With the development of society, industries such as aerospace, ships, high-speed trains, water ships and the like have made great progress, and curved surface parts are increasingly used in the fields. Meanwhile, demands of people on the forming precision, production efficiency, curved surface shape and the like of curved surface parts are continuously improved. From the current state of the art, the traditional solid die is adopted for forming, the production cost is high, the research and development period of new products is long, and the cost is high as a main limiting factor. While single point forming, roll forming, etc. are excellent in mass production, sheet curved surface forming is still improved for larger surfaces, individualization, small mass production.
Thus, the technology of the dieless multipoint forming is rapidly developed. The basic principle is that a series of basic body lattices which are regularly arranged replace an integral solid die, and the required forming surface is formed by adjusting the heights of basic body units, so that the die-free and accurate forming of the plate is realized, the cost and the research and development period in the research and development process are reduced, and the method has excellent economic benefit and time benefit.
Through searching, the domestic and foreign patents which are guided by the thought of multipoint forming are found to comprise:
the invention discloses a numerical control multipoint dieless hydraulic bulging system for continuously forming plates, which is disclosed in Chinese patent publication No. 102814379. The composition of the composite material comprises: the flexible die comprises a press with a press lower platform, a press slide block connected with a multi-point flexible die base body and a flexible blank holder, wherein the multi-point flexible die is connected with a rotatable universal head or a fixed ball head, the multi-point flexible die base body is connected with a flexible cushion layer, the press lower platform is connected with a hydraulic bulging system, a plate is pushed to move by a plate feeding system in a space formed by the hydraulic bulging system and the flexible cushion layer, and a forming control system controls the hydraulic bulging system, the press, the multi-point flexible die and the flexible blank holder. The invention is used for continuous numerical control multipoint die-free hydraulic bulging of the plate.
Chinese patent publication No. 103752691 discloses a discrete flexible mold, in which an upper discrete mold is connected with an upper slide block of a press, and a lower discrete mold is combined with a base of the press; the lower discrete die comprises a lower die support, a hydraulic tensioning sleeve is assembled on a supporting plate at the top of the lower die support, oil supply of the hydraulic tensioning sleeve is carried out through an oil pipe, a pressure gauge is arranged at the tail end of each row of the oil pipe, a punch is inserted into a middle round hole of the hydraulic tensioning sleeve, and an electric push rod is arranged below the punch; the upper discrete die comprises an upper die support, a hydraulic tensioning sleeve is arranged on a middle supporting plate of the upper die support, oil supply of the hydraulic tensioning sleeve is carried out through an oil pipe, a pressure gauge is arranged at the tail end of each row of the oil pipe, a circuit-controlled electric push rod is adopted to realize shape adjustment, and a die punch is locked through the hydraulic tensioning sleeve after the shape adjustment is finished, so that the punch bearing capacity is high, and the hydraulic tensioning sleeve can be used for forming plates and supporting parts.
Chinese patent publication No. 102101363, the name of the published patent is: the invention relates to a plate multipoint forming device, which comprises a die carrier, a plurality of upper pressure head pressurizing units arranged on an upper flat plate of the die carrier and a plurality of lower pressure head supporting units arranged on a lower flat plate of the die carrier, wherein the upper pressure head pressurizing units consist of upper pressure heads, springs and stroke adjusting components; the lower pressure head supporting unit consists of a lower pressure head, a plunger and a hydraulic cylinder, wherein the hydraulic cylinder is fixed on a lower flat plate of the die carrier, and the plunger is connected with the lower pressure head.
Disclosure of Invention
The invention provides a single-point integrated counter-pressing die capable of mutually embedding an adjusting molded surface, and aims to realize that independent rod ends of an upper die and a lower die are mutually embedded and then rotate by using a motor in a staggered arrangement after the counter-pressing die is matched so as to enable independent rods to move up and down, thereby forming a required molded surface of the die. The problem that the motor can not be arranged in a plane can be solved by using the die, and meanwhile, the upper die and the lower die adopt half of motors, so that the product cost is saved, and the difficulty of a control system is reduced.
The technical scheme adopted by the invention is that the device comprises an upper die and a lower die, wherein the upper die or the lower die respectively comprises a die box body, a probe-carrying independent rod, a groove-carrying independent rod, a driving motor, a bearing and a coupler, wherein the probe-carrying independent rod and the groove-carrying independent rod are respectively connected with the inside of the die box body through the bearing, the same position of the lower die corresponding to the probe-carrying independent rod in the upper die is provided with the groove-carrying independent rod, the same position of the lower die corresponding to the groove-carrying independent rod in the upper die is provided with the probe-carrying independent rod, and the probe of the probe-carrying independent rod can penetrate into the groove of the groove-carrying independent rod; the combination of the independent probe rod and the independent groove rod comprises a driving motor which is fixedly connected with the die box body of the upper die or the lower die, and the driving motor is connected with the independent probe rod or the independent groove rod in the combination through a coupler.
The die box comprises a side plate, a top plate with a threaded through hole, a middle plate with a unthreaded hole, a bottom plate with a unthreaded hole and a motor fixing plate with a unthreaded hole, wherein the top plate, the middle plate, the bottom plate and the motor fixing plate are connected with the side plate.
The independent rod with the probe comprises a rod body I, a rod head I and a driving body I, wherein the outer surface of the rod body I is provided with threads, the lower part of the rod body is a square body I capable of transmitting torque, the rod body I is in sliding fit with the driving body I through the square body I, and the head part of the rod head I is provided with a telescopic probe; the lower end of the probe is provided with a spring, the first rod body is connected with the internal thread of the top plate through a cylindrical thread to form a spiral ascending or descending kinematic pair, the first driving body penetrates through the through hole of the middle plate and is supported in the through hole on the bottom plate through the first driving body end with the probe independent rod, the motor is fixed on the motor fixing plate, and the motor main shaft penetrates through the through hole and is connected with the first driving body through a coupler.
The grooved independent rod comprises a rod body II, a rod head II and a driving body II, wherein the outer surface of the rod body is provided with cylindrical threads, the lower part of the rod body II is provided with a square body II capable of transmitting torque, the rod body II is in sliding fit with the driving body II through the square body II, the head part of the rod head II is provided with a groove, the rod body II is connected with the inner threads of the top plate through the cylindrical threads to form a spiral ascending or descending kinematic pair, the driving body II penetrates through a through hole of the middle plate and is supported in a through hole on the bottom plate through the end part of the grooved independent rod driving body II, the motor is fixed on the motor fixing plate, and a motor spindle penetrates through the through hole and is connected with the driving body II through a coupler.
The depth of the groove of the club head with the groove independent rod is consistent with the extending length of the probe with the probe independent rod, and the cross section size of the groove is in clearance fit with the cross section size of the probe.
The independent rods with the probes and the independent rods with the grooves are arranged in square matrixes and circular matrixes in the upper die and the lower die at a certain interval in a certain interval mode.
The present invention is in contrast to the above-identified patents: the guiding thought of the multi-point flexible mold is adopted, the traditional solid mold is discretized, the molded surfaces of different shapes required by forming are obtained by adjusting the heights of the independent rods, the characteristic that the multi-point flexible mold can be manufactured for a plurality of products at one time is continued, and the time cost and the economic cost in the production process are reduced. Meanwhile, the invention has the greatest advantages that the independent rod body structure of the die is improved, the shape adjusting mode of matching two independent rods with probes and grooves is adopted, namely, the embedded shape adjusting method of the pressing die is adopted, the purpose of simultaneously adjusting the heights of the two independent rods in the upper die and the lower die by utilizing one driving motor can be achieved through embedded matching between the independent rods, in addition, the position arrangement of the driving motor is further optimized by virtue of the embedded matching shape adjusting method of the convex independent rods and the concave independent rods, the inherent mode of one-rod one-motor is changed, and the motors can be arranged at a certain interval on one side of the pressing die, namely, the mounting positions of the driving motors of the dies on two sides are complementary, so that the problems of compact arrangement of the motors on one side and even insufficient mounting space and increased complexity of the whole system in the existing pressing die can be solved. Most importantly, compared with the original opposite-pressure equipment, the number of driving motors in the equipment can be reduced by half through optimizing and improving the independent rods, namely, the same shape adjusting effect can be obtained by only needing half number of motors, the production cost of the equipment is greatly saved, the production period of the equipment is shortened, and the control difficulty of the whole system is reduced. The connection of the upper and lower dies of the present invention to a hydraulic press well known and accepted in the industry is a further innovation and innovation in the drive and forming modes.
The invention has the advantages that the punch of the single-point integrated die is not easy to fall down, the punch is not limited by coaming plates and the like are used, and simultaneously, the shape adjustment is completed by utilizing the idea of embedding the pressing die into the shape adjustment, so that two independent rods which are mutually butted in the upper die and the lower die are simultaneously adjusted by one motor; meanwhile, the arrangement mode of the motors is optimized, and the problems of compact installation space and even insufficient space of the motors are solved by adopting interval arrangement; most importantly, the invention can reduce the number of motors by half in the equipment, and has great significance for saving cost and reducing the preparation time in the processing process.
Drawings
FIG. 1a is a schematic diagram of the structure of the present invention;
FIG. 1b is an enlarged view of section a of FIG. 1 a;
FIG. 1c is a schematic view of the structure of the upper mold of the present invention;
FIG. 1d is an enlarged view of section b of FIG. 1 c;
FIG. 1e is an enlarged view of section c of FIG. 1 c;
FIG. 1f is a schematic view of the structure of the lower mold of the present invention;
FIG. 1g is an enlarged view of section d of FIG. 1 f;
FIG. 1h is an enlarged view of the portion e of FIG. 1 f;
FIG. 2a is a schematic view of the structure of the probe-bearing independent rod of the present invention;
FIG. 2b is a front view of the probe-bearing independent rod of the present invention;
FIG. 2c is a cross-sectional F-F view of FIG. 2 b;
FIG. 3a is a schematic view of the structure of a fluted independent rod of the present invention;
FIG. 3b is a front view of the fluted independent lever of the present invention;
FIG. 4 is a schematic view of the structure of the top plate in the upper or lower mold of the present invention;
FIG. 5 is a schematic view of the structure of the intermediate plate in the upper or lower mold of the present invention;
FIG. 6 is a schematic view of the structure of the bottom plate in the upper or lower mold of the present invention;
FIG. 7 is a schematic view of the structure of the motor fixing plate in the upper or lower mold of the present invention;
FIG. 8 is a schematic illustration of the probe with probe-independent rod of the present invention after contacting a sheet being formed;
FIG. 9a is a schematic illustration of an alternate arrangement of motors in an upper mold of the present invention;
FIG. 9b is a schematic view of a spaced arrangement of motors in a lower mold of the present invention;
FIG. 10 is a schematic diagram of the shape adjustment process of the upper and lower molds of the present invention;
fig. 11 is a schematic view of the process of forming a sheet after the completion of the profiling of the present invention.
Detailed Description
Referring to fig. 1a to 1h, the mold comprises an upper mold 1 and a lower mold 2, wherein the upper mold 1 or the lower mold 2 respectively comprises a mold box body 3, a probe-carrying independent rod 4, a groove-carrying independent rod 5, a driving motor 6, a bearing 7 and a coupler 8, wherein the probe-carrying independent rod 4 and the groove-carrying independent rod 5 are respectively connected with the inside of the mold box body 3 through the bearing 7, the same position of the lower mold 2 corresponding to the probe-carrying independent rod 4 in the upper mold 1 is provided with the groove-carrying independent rod 5, the same position of the lower mold 2 corresponding to the groove-carrying independent rod 5 in the upper mold 1 is provided with the probe-carrying independent rod 4, and the probe with the probe-carrying independent rod can be deeply penetrated into the groove with the groove-carrying independent rod; the combination of the probe-equipped independent pole 4 and the grooved independent pole 5 comprises a driving motor 6, the driving motor 6 is fixedly connected with the die box body 3 of the upper die or the lower die, and the driving motor 6 is connected with the probe-equipped independent pole 4 or the grooved independent pole 5 in the combination through a coupler 8.
Referring to fig. 4 to 7, the mold box 3 includes a side plate 301, a top plate 302 with a threaded through hole 3021, a middle plate 303 with a light hole 3031, a bottom plate 304 with a light hole 3041, and a motor fixing plate 305 with a light hole 3051, and the top plate 302, the middle plate 303, the bottom plate 304, and the motor fixing plate 305 are connected to the side plate 301.
Referring to fig. 2a to 2c, the independent probe rod 4 includes a rod body 401, a rod head 402 and a driving body 403, wherein the outer surface of the rod body 401 is provided with threads 4012, the lower part of the rod body 401 is a square body 4011 capable of transmitting torque, the rod body 401 is in sliding fit with the driving body 403 through the square body 4011, and the head of the rod head 402 is provided with a telescopic probe 4021; a spring 4022 is arranged at the lower end of the probe 4021, so that the probe 4021 can stretch and retract; the first rod 401 is connected with the internal thread 3021 of the top plate 302 through a cylindrical thread 4012 to form a spiral ascending or descending kinematic pair, the first driving body 403 passes through the through hole 3031 of the middle plate 303, the first driving body end 4031 with the probe independent rod is supported in the through hole 3041 on the bottom plate 304, the motor 6 is fixed on the motor fixing plate 305, and the main shaft of the motor 6 passes through the through hole 3051 and is connected with the first driving body 403 through the coupling 8.
Referring to fig. 3 a-3 b, the independent rod 5 with a groove includes a second rod 501, a second rod head 502 and a second driving body 503, wherein the outer surface of the second rod 501 is a cylindrical thread 5012, the lower part of the second rod 501 is a square body 5011 capable of transmitting torque, the second rod 501 is slidably matched with the second driving body 503 through the square body 5011, the head of the second rod head 502 is provided with a groove 5021, the second rod 501 is connected with the internal thread 3021 of the top plate 302 through the cylindrical thread 5012 to form a spiral ascending or descending kinematic pair, the second driving body 503 passes through a through hole 3031 of the middle plate 303 and is supported in a through hole 3041 on the bottom plate 304 through a second driving body end 5031 with a groove, a motor 6 is fixed on the motor fixed plate 305, and a main shaft of the motor 6 passes through the through hole 3051 and is connected with the second driving body 503 through a coupling 8.
The depth of the groove of the club head with the groove independent rod is consistent with the extending length of the probe with the probe independent rod, and the cross section size of the groove is in clearance fit with the cross section size of the probe.
The independent probe rod 4 and the independent groove rod 5 are arranged in square matrix and circular matrix in the upper die and the lower die at a certain interval.
The independent rod at the corresponding position in the lower die is not required to be driven by the driving motor, and the driving motor can be changed in position in the upper die and the lower die.
Referring to fig. 8, the telescopic probe 4021 provided with the independent probe rod 4 extends before forming, and the telescopic probe 4021 contracts under the action of the plate 9 in the forming process, so that the smooth forming process of the molded surface is ensured, and the forming process of the plate 9 is not influenced by the extension of the probe.
Referring to fig. 9, a schematic structural diagram of a space arrangement of the driving motors 6 of the upper and lower molds in the present invention is shown. In the figure, the driving motors 6 of the upper die 1 are arranged and assembled in a mode of spacing a gap between every two motors 6, and meanwhile, in the corresponding lower die 2, the motors 6 are assembled on the driving rod ends of independent rods at spaced positions, so that the problem of insufficient placement space of the motors at one side is solved.
Referring to fig. 10, a schematic diagram of the profile adjustment process according to the present invention is shown. The driving motor 6 transmits power to the driving body one 403 through the coupling 8, the driving body one 403 drives the body one 4011 and the body two 5011 to rotate, and then the rod one 401 completes spiral feeding movement under the action of a thread pair formed by the cylindrical thread 4012 and the internal thread 3021 of the top plate 302, so that the probe 4021 with the probe independent rod 4 penetrates into the groove 5021 of the rod head two 502 with the groove independent rod 5, and at the moment, the driving motor 6 rotates, so that the joint surface of each group of butt-joint independent rods in the upper die and the lower die moves up and down to form a required die profile.
Referring to fig. 11, a schematic flow chart of the plate forming after the forming is finished according to the forming process shown in fig. 10, each independent rod is adjusted to the height required by the target curved surface, so that a die surface required by part forming is formed, and the forming process is completed. After the die shape adjustment is finished, the upper die and the lower die are separated, the plate 9 to be formed is placed at the corresponding position of the die, and then the upper die and the lower die are clamped and pressed in opposite directions, so that the plate forming process is completed. In the plate forming process, the probe 4021 with the probe independent rod 4 is stressed and contracted into the inner space of the rod head 402, so that adverse effects of the probe 4021 in the plate forming process are avoided, and the film pasting and good surface quality of the plate are ensured; after the pressing is completed, the upper die and the lower die are separated, and the formed plate is taken down.
It is to be understood that all of the foregoing description and drawings are to be considered exemplary and not restrictive of the invention. For example, the motor 6 of the single-sided die of the present invention may be arranged in such a manner as to be spaced apart by two empty spaces; the independent rod 4 with the probe and the independent rod 5 with the groove can be arranged in a cross way or in a non-cross way; the motor 6 may be connected to only the probe-equipped independent rod 4, to only the grooved independent rod 5, or to both of the independent rods, the probe-equipped independent rod in the upper mold may be replaced with the grooved independent rod, the grooved independent rod in the same position in the corresponding lower mold must be replaced with the probe-equipped independent rod, and so on. It is apparent that these different assembly schemes are intended to be included within the scope of the present invention.

Claims (5)

1. But mutual embedded adjustment profile single-point integration is to mould, its characterized in that: the upper die or the lower die respectively comprises a die box body, a probe-carrying independent rod, a groove-carrying independent rod, a driving motor, a bearing and a coupler, wherein the probe-carrying independent rod and the groove-carrying independent rod are respectively connected with the inside of the die box body through the bearing; the combination of the independent probe rod and the independent groove rod comprises a driving motor which is fixedly connected with the die box body of the upper die or the lower die, and the driving motor is connected with the independent probe rod or the independent groove rod in the combination through a coupler.
2. The single-point integrated counter-pressing die with the mutually-embedded adjusting molded surfaces according to claim 1, wherein the die is characterized in that: the die box comprises a side plate, a top plate with a threaded through hole, a middle plate with a unthreaded hole, a bottom plate with a unthreaded hole and a motor fixing plate with a unthreaded hole, wherein the top plate, the middle plate, the bottom plate and the motor fixing plate are connected with the side plate.
3. The single-point integrated counter-pressing die with the mutually-embedded adjusting molded surfaces according to claim 2, wherein: the independent rod with the probe comprises a rod body I, a rod head I and a driving body I, wherein the outer surface of the rod body I is provided with threads, the lower part of the rod body is a square body I capable of transmitting torque, the rod body I is in sliding fit with the driving body I through the square body I, and the head part of the rod head I is provided with a telescopic probe; the lower end of the probe is provided with a spring, the first rod body is connected with the internal thread of the top plate through a cylindrical thread to form a spiral ascending or descending kinematic pair, the first driving body penetrates through the through hole of the middle plate and is supported in the through hole on the bottom plate through the first driving body end with the probe independent rod, the motor is fixed on the motor fixing plate, and the motor main shaft penetrates through the through hole and is connected with the first driving body through a coupler.
4. The single-point integrated counter-pressing die with the mutually-embedded adjusting molded surfaces according to claim 2, wherein: the grooved independent rod comprises a rod body II, a rod head II and a driving body II, wherein the outer surface of the rod body is provided with cylindrical threads, the lower part of the rod body II is provided with a square body II capable of transmitting torque, the rod body II is in sliding fit with the driving body II through the square body II, the head part of the rod head II is provided with a groove, the rod body II is connected with the inner threads of the top plate through the cylindrical threads to form a spiral ascending or descending kinematic pair, the driving body II penetrates through a through hole of the middle plate and is supported in a through hole on the bottom plate through the end part of the grooved independent rod driving body II, the motor is fixed on the motor fixing plate, and a motor spindle penetrates through the through hole and is connected with the driving body II through a coupler.
5. The single-point integrated counter-pressing die with the mutually-embedded adjusting molded surfaces according to claim 1, wherein the die is characterized in that: the depth of the groove of the club head with the groove independent rod is consistent with the extending length of the probe with the probe independent rod, and the cross section size of the groove is in clearance fit with the cross section size of the probe.
CN201811171296.8A 2018-10-03 2018-10-03 But integrated pressure die utensil that is pressed of mutual embedded adjustment profile single point Active CN109351858B (en)

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CN109351858B true CN109351858B (en) 2023-11-17

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2046721A1 (en) * 1969-09-22 1971-04-08 Toyoda Chuo Kenkyusho Kk Process for the production of metallic die, casting and compression molding or the like
US6209380B1 (en) * 2000-02-28 2001-04-03 Northrop Grumman Corporation Pin tip assembly in tooling apparatus for forming honeycomb cores
CN101219454A (en) * 2008-01-23 2008-07-16 北京航空航天大学 Combined shape adjusting unit of reconfiguration flexible mold
CN105537410A (en) * 2016-01-22 2016-05-04 吉林大学 Single-point integral mould
CN208866268U (en) * 2018-10-03 2019-05-17 吉林大学 One kind can the pairs of compression mould of inter-embedding type adjusting type face single point set

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
US11370014B2 (en) * 2016-09-26 2022-06-28 Sharif University Of Technology System and method for passive pin positioning and locking for reconfigurable forming dies

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2046721A1 (en) * 1969-09-22 1971-04-08 Toyoda Chuo Kenkyusho Kk Process for the production of metallic die, casting and compression molding or the like
US6209380B1 (en) * 2000-02-28 2001-04-03 Northrop Grumman Corporation Pin tip assembly in tooling apparatus for forming honeycomb cores
CN101219454A (en) * 2008-01-23 2008-07-16 北京航空航天大学 Combined shape adjusting unit of reconfiguration flexible mold
CN105537410A (en) * 2016-01-22 2016-05-04 吉林大学 Single-point integral mould
CN208866268U (en) * 2018-10-03 2019-05-17 吉林大学 One kind can the pairs of compression mould of inter-embedding type adjusting type face single point set

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
快速调形多点成形设备控制系统的研制;隋振等;塑性工程学报;第10卷(第05期);第53-56页 *

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