CN208497261U - A kind of opposite sex ferrite magnetic shoe double end rapidform machine - Google Patents

A kind of opposite sex ferrite magnetic shoe double end rapidform machine Download PDF

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Publication number
CN208497261U
CN208497261U CN201820854045.9U CN201820854045U CN208497261U CN 208497261 U CN208497261 U CN 208497261U CN 201820854045 U CN201820854045 U CN 201820854045U CN 208497261 U CN208497261 U CN 208497261U
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die cavity
plate
punch
fixed
cope plate
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薛定生
祝贵鹏
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DECHANG MOTOR (NANJING) Co Ltd
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DECHANG MOTOR (NANJING) Co Ltd
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Abstract

The utility model discloses a kind of anisotropic ferrite magnetic shoe double end rapidform machines; including rack, transmission mechanism, automatic feeding mechanism, upper press mechanism, lower traveller mechanism, mould frame mechanism and former pushing mechanism; mould frame mechanism includes symmetrically arranged bimodulus header structure, further includes the precompressed mechanism for slowing down the downstream rate of cope plate.Two magnetic shoes can be once suppressed by the coordinated of upper press mechanism, mould frame mechanism, lower traveller mechanism, working efficiency can be improved 80% or so.The magnetic shoe manufactured using the double end forming technique of the utility model, quality and performance reach criterion of acceptability, suitable with the magnetic shoe quality of single head forming technique manufacture.

Description

A kind of opposite sex ferrite magnetic shoe double end rapidform machine
Technical field
The utility model relates to magnetic shoe manufacturing technology fields, and in particular to a kind of opposite sex ferrite magnetic shoe double end rapid shaping Machine.
Background technique
In the existing dry formed technology of magnetic shoe, mostly use single head rapid shaping mode with obtain preferable product quality and Performance.The pressing time of press is limited in terms of improving efficiency and the orientation in magnetic field, improved efficiency are relatively difficult.One mould More watts of technologies can effectively improve production efficiency, but the technology apply multi-cavity fill out powder uniformity and magnetic field orientating it is mutual Interference aspect forms technology barrier, so that criterion of acceptability is not achieved in the quality and performance of the product produced.For above-mentioned skill Art difficult point, the utility model people have carried out long-term in-depth study and research of technique, finally realize a mould two pieces, efficiently produce The purpose of anisotropic ferrite magnetic shoe, production efficiency can promote 80% on the basis of original, its quality of the magnetic shoe of manufacture and Performance reaches the standard requirements of product.
Utility model content
The technical scheme adopted by the utility model is that: a kind of opposite sex ferrite magnetic shoe double end rapidform machine, including mould bases Mechanism, the mould frame mechanism include two upper punch and the low punch that is arranged in a one-to-one correspondence with it;It further include for slowing down upper punching The precompressed mechanism of the downstream rate of head.
It further, further include rack, transmission mechanism, automatic feeding mechanism, upper press mechanism, lower traveller mechanism and module driving machine Structure;Transmission mechanism provides power for molding machine and the circular motion of motor is converted to pumping for upper press mechanism, institute State mould frame mechanism also include cope plate, upper mold guide rod, on to rush fixing seat, middle mould, undershoot fixed column, die cavity float plate, die cavity solid Fixed set, magazine supporting plate and line packet;Cope plate is fixedly connected with the cylinder piston rod of upper press mechanism;Upper mold guide rod is fixed on rack On, the upper end of upper mold guide rod slideably passes perpendicularly through cope plate, and the lower end of upper mold guide rod slideably passes perpendicularly through mould Chamber float plate;On rush the lower surface that fixing seat is fixed on cope plate, on rush in fixing seat and be symmetrically fixed with two upper punch;Under It rushes fixed column to be fixed on the rack, die cavity fixing sleeve is slideably sleeved on the outer peripheral surface of undershoot fixed column, membrane cavity fixing sleeve Upper end is fixedly connected with middle mould, be equipped in middle mould with the one-to-one two low punch mounting holes of upper punch, low punch is movably It is mounted in low punch mounting hole, the bottom end of low punch and the top surface of undershoot fixed column are against the upper surface on the top of low punch Die cavity is formed with the inner peripheral surface of low punch mounting hole;The lower end of die cavity fixing sleeve is fixedly connected with die cavity float plate, magazine supporting plate with Die cavity float plate is fixedly connected, and the outer peripheral surface of die cavity fixing sleeve and middle mould is arranged wired packet, and line double team is held set on die cavity float plate Between magazine supporting plate;Die cavity float plate is fixedly connected with lower traveller mechanism, and lower traveller mechanism can drive die cavity float plate, membrane cavity Fixing sleeve, middle mould, magazine supporting plate and line packet are slided up and down along upper mold guide rod;The cylinder of precompressed mechanism and upper press mechanism, which is matched, to be shared In the downstream rate for slowing down cope plate.
Further, the precompressed mechanism is cylinder, and pre- air cylinder is fixedly mounted on cope plate, and piston rod is slidably Ground passes through cope plate and can be against magazine supporting plate.Using the design scheme of cylinder, structure is simple, reliable for operation, can pass through PIC It automatically controls.
Further, the pre- air cylinder is symmetrically arranged with two.It is symmetrical arranged using two cylinders, cope plate can be prevented Deflection is generated when movement.
Further, two upper punch setting before and after direction identical with former pushing mechanism direction of travel, and with certainly The traveling center line of dynamic charging mechanism is symmetrical set.It is for the ease of pushing away mould and charging using such design scheme.
The working principle of the utility model is: refering to Fig. 4, transmission mechanism for molding machine provides power and by the circumference of motor Movement is converted to pumping for press mechanism;It includes the crank connecting link machine that circular motion can be converted to linear motion Structure, the connecting rod of crank link mechanism are fixedly connected with upper press mechanism, and crank is connect with turntable, and turntable is connect with motor output shaft. Crank rotates a circle around center of turntable and pumps a stroke as upper press mechanism, i.e. upper punch comes downwards to die cavity under Formed punch cooperation returns to uplink after the completion of the downlink process for the magnetic powder compression moulding being filled in die cavity and upper punch compacting initially The uplink process of position.Automatic feeding mechanism is mould frame mechanism feed.Upper press mechanism, mould frame mechanism, lower traveller mechanism cooperate will Magnetic powder is pressed into magnetic shoe.Conveying collating unit is pushed to by former pushing mechanism after forming magnetic tile.The double end magnetic shoe of the utility model at Type machine, mould frame mechanism include two upper punch and low punch being correspondingly arranged, and when work, upper press mechanism drives cope plate to band Dynamic two upper punch come downwards to die cavity and two low punches cooperate, and can once suppress two magnetic shoes.In pressing process, in advance The piston rod of air cylinder stretches out, and against magazine supporting plate, cope plate downlink is obstructed for the end of piston rod, forces the cylinder of press mechanism Piston rod retraction, the speed that upper punch travels downwardly slow down, magnetize the time to increase precompressed.
Using the forming magnetic tile machine of the utility model, two magnetic shoes can be once suppressed, 80% left side can be improved in working efficiency It is right.But at experiment initial stage, utility model people has found that two watts of technologies of a mould use original briquetting process, and the magnetic shoe of manufacture closes Lattice rate is lower, analyzes the state of magnetic powder in each pressing process one by one, and form and compare with single head, when discovery is using double end molding The magnetized uniformity of magnetic powder is poor in magnetic field orientating step, and the resistance to compression violence of the finished product of manufacture and magnetic induction intensity are lower.Study carefully The reason for this is that upper punch downstream rate is too fast when magnetic field orientating starts, magnetic powder magnetization is uneven.Utility model people is creatively thus Precompressed scheme is devised, slows down the speed of the upper punch downlink in magnetization step by increasing the realization of precompressed mechanism in mould frame mechanism Degree increases precompressed and magnetizes the time.By adopting the above technical scheme, the magnetic shoe of the utility model manufacture basically reaches wanting for qualified product It asks.
The utility model has the beneficial effects that
1, the utility model improves in terms of compacting movement, pauses before the precompressed of press is realized by pneumatic mechanism, Improve the magnetization uniformity of powder body material and the symmetry of magnetic field multi-cavity distribution in die hole;
2, the utility model use double end mold design, allow magnetic powder be evenly distributed on two it is intracavitary, machine may be implemented One cyclic pressing of device goes out the product of two pieces qualification, greatly improves formation efficiency, and formation efficiency can be in original base It is upper to promote 80%;
3, using the utility model molding machine manufacture magnetic shoe quality and performance reach criterion of acceptability, with single head at Type is suitable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of the double end molding machine of the utility model.
Fig. 2 is the structural representation front view of mould frame mechanism in Fig. 1.
Fig. 3 is the side view of Fig. 2.
Fig. 4 is the schematic diagram that circular motion is converted to linear reciprocating motion by transmission mechanism.
Marginal data: 1 rack, 2 transmission mechanisms, 3 automatic feeding mechanisms, press mechanism, 5 lower traveller mechanisms, 6 mould bases machines on 4 Structure, 61 cope plates, 62 upper mold guide rods, rushes fixing seat, 64 upper punch, mould, 68 low punches, 65 in 69 on 63 at 7 former pushing mechanisms Undershoot fixed column, 66 die cavity float plates, 67 die cavity fixing sleeves, 611 magazine supporting plates, 614 line packets, 615 pre- air cylinders, 610 die cavitys.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with accompanying drawings and embodiments pair The technical solution of the utility model is clearly and completely described.
The meaning of "and/or" described in the utility model refers to the case where respective individualism or both exists simultaneously In being included in.
The meaning of " inside and outside " described in the utility model is referred to relative to equipment itself, inside sensing equipment Direction be it is interior, otherwise is outer.
"center" described in the utility model, " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or Positional relationship is merely for convenience of the creation of description the utility model and simplifies description, rather than the device of indication or suggestion meaning Or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as creating the utility model The limitation made.
Embodiment 1
Refering to fig. 1, Fig. 2 and Fig. 3, a kind of opposite sex ferrite magnetic shoe double end rapidform machine, including rack 1, transmission mechanism 2, automatic feeding mechanism 3, upper press mechanism 4, lower traveller mechanism 5, mould frame mechanism 6 and former pushing mechanism 7.Transmission mechanism 2 is molding machine Power is provided and the circular motion of motor is converted into pumping for upper press mechanism.
The mould frame mechanism 6 include cope plate 61, upper mold guide rod 62, on rush fixing seat 63, upper punch 64, middle mould 69, Low punch 68, undershoot fixed column 65, die cavity float plate 66, die cavity fixing sleeve 67, magazine supporting plate 611, line packet 614 and pre- air cylinder 615。
Cope plate 61, magazine supporting plate 611, middle mould 69 and die cavity float plate 66 are set gradually from top to bottom.
Cope plate 61 is fixedly connected with the cylinder piston rod 41 of upper press mechanism 4;Upper mold guide rod 62 is fixed in rack 1, The upper end of upper mold guide rod 62 slideably passes perpendicularly through cope plate 61, and the lower end of upper mold guide rod 62 slideably passes perpendicularly through Die cavity float plate 66;On rush the lower surface that fixing seat 63 is fixed on cope plate 61, on rush in fixing seat 63 and be symmetrically fixed with two Upper punch 64;The setting before and after direction identical with 7 direction of travel of former pushing mechanism of two upper punch 64, and with automatic charging equipment The traveling center line of structure 3 is symmetrical set.
It is equipped in middle mould 69 and is movably installed at the one-to-one two low punch mounting holes of upper punch, low punch 68 In low punch mounting hole, the bottom end of low punch 68 and the top surface of undershoot fixed column 65 are against the upper surface on the top of low punch 68 Die cavity 610 is formed with the inner peripheral surface of low punch mounting hole.
Undershoot fixed column 65 is fixed in rack 1, and die cavity fixing sleeve 67 is slideably sleeved on the outer of undershoot fixed column 65 Circumferential surface, the upper end of membrane cavity fixing sleeve 67 are fixedly connected with middle mould 69, and the lower end of die cavity fixing sleeve 67 is fixedly connected with die cavity float plate 66, Magazine supporting plate 611 is fixed by the bracket with die cavity float plate 66 and connect, and the outer peripheral surface of die cavity fixing sleeve 67 and middle mould 69 is arranged with Line packet 614, the clamping of line packet 614 are set between die cavity float plate 66 and magazine supporting plate 611.
Die cavity float plate 66 is fixedly connected with lower traveller mechanism 5, and lower traveller mechanism 5 can drive die cavity float plate 66, membrane cavity Fixing sleeve 67, middle mould 69, magazine supporting plate 611 and line packet 614 are slided up and down along upper mold guide rod 62.The fixed peace of pre- air cylinder 615 On cope plate 61, piston rod is slidably disposed through cope plate 61 and can be against magazine supporting plate 611, pre- air cylinder 615 It is symmetrically arranged with two.
The working method of the present embodiment 1 is:
Refering to Fig. 4, upper punch is in extreme lower position when setting turntable corner as 0 °, when turntable corner is 180 ° at upper punch In extreme higher position, as starting point when using turntable corner being 350 °, it is a pressing process that turntable, which rotates in a clockwise direction one week,.
When turntable starts turning, PIC system control automatic feeding mechanism 3 starts to move to mould frame mechanism 6, diaphragm capsule movement Start to fill powder to die cavity when to 611 face die cavity 610 of diaphragm capsule supporting plate;Filling powder when turntable proceeds to 40 ° terminates, PIC system control Automatic feeding mechanism 3 processed leaves mould frame mechanism 6 and returns to its initial position.When turntable goes to 100 °, PIC system control line packet 614 are powered, and start magnetic field orientating;When turntable goes to 110 °, the piston rod that PIC system controls pre- air cylinder 615 stretches out, end Against diaphragm capsule supporting plate 611, the downlink of cope plate 61 is obstructed at end, and the friction in down stroke suffered by the cope plate 61 is greater than upper press mechanism 4 Cylinder piston rod thrust when, the cylinder piston rod of upper press mechanism 4 gradually bounces back with continuing to rotate for turntable, makes cope plate It drives the downstream rate of upper punch 64 to slow down, starts pressing step;When turntable goes to 170 °, PIC system control line packet 614 is disconnected Electricity, the piston rod for controlling pre- air cylinder 615 simultaneously bounce back to initial position, and magnetic field orientating step and pressing step terminate, at this point, Upper punch 64 is continued traveling downwardly in company with the rotation of turntable, and upper punch 64 starts to the magnetic powder that magnetization orientation terminates in die cavity 610 It is suppressed, compacting is completed when going to 180 ° to turntable;After the completion of compacting, PIC system control line packet 614 is passed through reverse current Opposing magnetic field is generated, starts demagnetization step, demagnetization step terminates when turntable goes to 180 °;PIC system controls lower traveller at this time Mechanism 5 moves, and lower traveller mechanism 5 can drive die cavity float plate 66, membrane cavity fixing sleeve 67, middle mould 69, magazine supporting plate 611 and line packet 614 along 62 slide downward of upper mold guide rod;When turntable goes to 220 ° low punch 68 by molding magnetic shoe ejection in mould, PIC system System control former pushing mechanism 7 moves, and magnetic shoe is released mould bases, pushes to conveying collating unit by former pushing mechanism.So far, a magnetic shoe at The type period completes.
Examined its performance and quality to reach criterion of acceptability using magnetic shoe made from the present embodiment 1, and better than single head at Magnetic shoe made from type, inspection result are shown in Table 1.
Press quick-fried power detection using Shenzhen Sans Material Detection Co., Ltd production, the microcomputer of model CMT4204 Control electronic universal tester.
The TYU2002H type gaussmeter that magnetic field strength detection is produced using Beijing absolute sincerity Hua Tai finite instrument company.
The performance measurement table of 1 magnetic shoe of table
Not doing the part illustrated in above instructions is the prior art, or has both been able to achieve by the prior art.

Claims (5)

1. a kind of opposite sex ferrite magnetic shoe double end rapidform machine, including mould frame mechanism, it is characterised in that: the mould frame mechanism packet The low punch for including two upper punch and being arranged in a one-to-one correspondence with it;It further include the preformer for slowing down the downstream rate of upper punch Structure.
2. molding machine as described in claim 1, which is characterized in that further include rack, transmission mechanism, automatic feeding mechanism, on Press mechanism, lower traveller mechanism and former pushing mechanism;Transmission mechanism provides power for molding machine and is converted to the circular motion of motor Upper press mechanism pumps, the mould frame mechanism also include cope plate, upper mold guide rod, on rush fixing seat, middle mould, undershoot Fixed column, die cavity float plate, die cavity fixing sleeve, magazine supporting plate and line packet;The cylinder piston rod of cope plate and upper press mechanism is fixed Connection;Upper mold guide rod is fixed on the rack, and the upper end of upper mold guide rod slideably passes perpendicularly through cope plate, upper mold guide rod Lower end slideably pass perpendicularly through die cavity float plate;On rush the lower surface that fixing seat is fixed on cope plate, on rush in fixing seat Symmetrically it is fixed with two upper punch;Undershoot fixed column is fixed on the rack, and it is solid that die cavity fixing sleeve is slideably sleeved on undershoot The outer peripheral surface of fixed column, the upper end of membrane cavity fixing sleeve are fixedly connected with middle mould, under being equipped in middle mould with upper punch one-to-one two Formed punch mounting hole, low punch are movably installed in low punch mounting hole, the bottom end of low punch and the top surface of undershoot fixed column Against the upper surface on the top of low punch and the inner peripheral surface of low punch mounting hole form die cavity;The lower end of die cavity fixing sleeve is fixed Die cavity float plate is connected, magazine supporting plate is fixedly connected with die cavity float plate, and the outer peripheral surface of die cavity fixing sleeve and middle mould is arranged wired Packet, line double team are held between die cavity float plate and magazine supporting plate;Die cavity float plate is fixedly connected with lower traveller mechanism, lower traveller Mechanism can drive die cavity float plate, membrane cavity fixing sleeve, middle mould, magazine supporting plate and line packet to slide up and down along upper mold guide rod;Precompressed The cylinder of mechanism and upper press mechanism cooperates the downstream rate for slowing down cope plate.
3. molding machine according to claim 1, which is characterized in that the precompressed mechanism is cylinder, the fixed peace of pre- air cylinder On cope plate, piston rod is slidably disposed through cope plate and can be against magazine supporting plate.
4. molding machine according to claim 1, which is characterized in that the pre- air cylinder is symmetrically arranged with two.
5. molding machine according to claim 1, which is characterized in that two upper punch edge and former pushing mechanism direction of travel Setting before and after identical direction, and be symmetrical set with the traveling center line of automatic feeding mechanism.
CN201820854045.9U 2018-06-04 2018-06-04 A kind of opposite sex ferrite magnetic shoe double end rapidform machine Active CN208497261U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108858678A (en) * 2018-06-04 2018-11-23 德昌电机(南京)有限公司 A kind of opposite sex ferrite magnetic shoe double end rapidform machine and forming method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108858678A (en) * 2018-06-04 2018-11-23 德昌电机(南京)有限公司 A kind of opposite sex ferrite magnetic shoe double end rapidform machine and forming method

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