CN104070470B - Abrasive block layered press forming method and forming device thereof - Google Patents
Abrasive block layered press forming method and forming device thereof Download PDFInfo
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- CN104070470B CN104070470B CN201410285256.1A CN201410285256A CN104070470B CN 104070470 B CN104070470 B CN 104070470B CN 201410285256 A CN201410285256 A CN 201410285256A CN 104070470 B CN104070470 B CN 104070470B
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Abstract
The invention relates to an abrasive block layered press forming method and a forming device thereof. The abrasive block layer press forming method comprises the following steps of firstly, dividing the profile of an abrasive block into at least two parts, and adjusting the vertical height of a lower press head through a driving mechanism; secondly, feeding a first part of the profile into a die cavity, and performing bidirectional pressing on the first part of the profile through cooperation of an upper press head, the lower press head and a reverse pressing mechanism; thirdly, moving upwards and resetting the upper press head, driving the lower press head to move downwards through the driving mechanism, feeding the second part of the profile into the die cavity, performing bidirectional pressing on the second part of the profile, repeating the third step until pressing the nth part of the profile is completed, wherein all the bidirectionally-pressed parts of the profile together compose the blank of the abrasive block. The abrasive block layered press forming method achieves layered press forming of the abrasive block and accordingly reduces the structural density differences among different positions of the abrasive block. The invention also provides the abrasive block layered press forming device specially designed for implementing the abrasive block layered press forming method.
Description
Technical field
The present invention relates to abrasive material block layering briquetting process and its shaped device.
Background technology
Ceramic superabrasive article for example, emery wheel occupies critical role in grinding field, its concrete structure such as Fig. 1 institutes
Show：The abrasive material being fixedly arranged on including matrix 1 and by bonding agent 2 on matrix, in superabrasive article（Especially major diameter system
Product）Preparation process in, abrasive material preparation technology is relatively difficult to achieve for monoblock type, it usually needs abrasive material is made into multiple abrasive material blocks 3,
Then each abrasive material block is spliced by integral abrasive material by bonding.That is abrasive material block is the main body that product participates in grinding
Part, the preparation technology of abrasive material block directly affects the performance and crudy of product, and compressing technique is prepared by abrasive material
During vital operation, have directly impact on abrasive material block finished product structural homogenity.Existing pressing process such as Fig. 2
Shown in ~ 3：Carry out molding to abrasive material block using the shaped device with seaming chuck 4, push-down head 9 and die cavity 7, it is compressing before, need
The mix homogeneously such as abrasive material, bonding agent and wetting agent are formed into moulding mixture 8, in moulding mixture, bonding agent is wrapped under wetting agent effect
Abrasive surface, because moulding mixture has certain humidity, mobility is poor, brings certain difficulty to compressing operation, at present
Pressing operation is by having been manually done.The upper cushion block for controlling abrasive material formation of lots height is provided between die cavity 7 and bonding press 5
6, connected by reverse briquetting machine between die cavity 7 and press base 10, reverse briquetting machine is used to realize to the reverse of moulding mixture
Compacting, being coordinated by reverse briquetting machine and press head can realize the two-way compacting to abrasive material block, reverse briquetting machine bag
The lower cushion block 11 being arranged between die cavity and press base is included, when in use, manual first moulding mixture to be put in die cavity, press
Pressure head moves down first with seaming chuck and the moulding mixture in die cavity is suppressed, after bonding press is contacted with upper cushion block, press pressure
Head pressure release, manual to remove lower cushion block, bonding press presses again to seaming chuck, and bonding press is moved down together with die cavity, this
When push-down head can be completely forced in die cavity, according to relative movement principle, move equivalent on push-down head, realize double on one-way press
To compacting.Existing this molding mode has problems in that：1st, two-way compacting is that substep realizes that twice pressure size is deposited
In difference, the density CONSENSUS for causing moulding mixture thickness direction is difficult to control to, and removes the operation of lower cushion block not only in preparation technology
Complex steps, while also easily affecting the positioning of mould, the uniformity for causing product after molding to receive during removing lower cushion block
To impact；2nd, this drawing method causes the density ratio medium position at upper and lower two position of abrasive material block big, especially in compacting thickness
Under conditions of larger, tissue density's difference is larger, causes abrasive material block depletion rate in use different, affects making for product
With performance and crudy；3rd, it is manual to throw moulding mixture in die cavity into, moulding mixture skewness is easily caused, it is larger in compacting thickness
Abrasive material block when, this phenomenon becomes apparent from, the insufficient formability of abrasive material block.
The content of the invention
It is an object of the invention to provide one kind can make the layering of abrasive material block compressing and then reduce between abrasive material block each position
The abrasive material block layering briquetting process of tissue density's difference；The present invention also aims to provide a kind of to implement above-mentioned molding
Method and specially design abrasive material block layering compression molding device.
In order to solve the above problems, the technical scheme of the abrasive material block layering briquetting process in the present invention is：
Abrasive material block is layered briquetting process, and the method is comprised the following steps, the first step, by the moulding mixture of one piece of abrasive material block point
Into at least two parts, respectively first part moulding mixture, second part of moulding mixture, n-th part of moulding mixture, n is just whole more than 1
Number, adjusts the upper-lower height of push-down head, between making seaming chuck when end of travel is moved down between upper and lower pressure head by drive mechanism
Away from the design molding thickness equal to first part of moulding mixture；Second step, first part of moulding mixture is put into in die cavity, by upper and lower pressure head and
Reversely briquetting machine coordinates carries out two-way compacting to first part of moulding mixture；3rd step, moves on seaming chuck and resets, by drive mechanism band
Dynamic push-down head is moved down, and makes spacing of the seaming chuck when end of travel is moved down between upper and lower pressure head be equal to first part, second part of moulding mixture
Design molding thickness sum, second part of moulding mixture is then put into in die cavity, coordinated by upper and lower pressure head and reverse briquetting machine
Two-way compacting is carried out to second part of moulding mixture, subsequently repeats the 3rd step, until n-th part of moulding mixture compacting is completed, the two-way compacting of each part is complete
Into moulding mixture constitute abrasive material block blank together.
Reversely briquetting machine includes fixed lower plate, the mobile upper plate being arranged above fixed lower plate and top located at fixed lower plate
And the elastic component between mobile upper plate, mobile upper plate is fixedly arranged on the die cavity, be installed with the fixed lower plate for institute
Die cavity or the spacing cooperation of fixed lower plate are stated to limit the Stop structure that die cavity moves down the limit.
Offer the pressure head worn along the vertical direction for the push-down head in the fixed lower plate to bore a hole, the Stop structure
It is used for the interstage sleeve with the spacing cooperation in the lower surface of the die cavity, the push-down head including the vertically extending upper surface of axis
Slide-and-guide is arranged in the endoporus of the interstage sleeve, is offered on the mobile upper plate along the vertical direction through the rank of mobile upper plate
Terraced hole, shoulder hole has big hole section and aperture section setting up and down, and the interstage sleeve is oriented to and is arranged in the shoulder hole, the gear
The upper end of set is turned up outer turning edge of having diameter to be adapted to the big hole section.
The technical scheme of abrasive material block layering compression molding device is in the present invention：
Abrasive material block is layered compression molding device, including push-down head, die cavity and press base, sets between die cavity and press base
It is equipped with reverse briquetting machine, it is characterised in that：Arrange on press base and be connected to drive on push-down head with the push-down head
The drive mechanism of lower motion.
Drive mechanism has the linearly operating outfan that can export above-below direction linearly operating, and the push-down head is fixedly arranged on
On the linearly operating outfan.
Abrasive material block layering compression molding device also includes vertically arranged portable hopper, and the bottom of portable hopper is arranged
There is filter screen, on portable hopper vibration source is connected with.
Wear-resistant ball is provided with portable hopper.
The vibration source is connected by becoming former with the portable hopper.
Reversely briquetting machine is including in the fixed lower plate being fixedly arranged on press base, the movement being arranged above fixed lower plate
The elastic component of plate and top between fixed lower plate and mobile upper plate, mobile upper plate is fixedly arranged on the die cavity, under the fixation
It is installed with plate and coordinates to limit the Stop structure that die cavity moves down the limit for spacing with the die cavity or fixation lower plate.
It is spacing with the lower surface of the die cavity that the Stop structure includes that the vertically extending upper surface of axis is used for
The interstage sleeve of cooperation, the push-down head slide-and-guide is arranged in the endoporus of the interstage sleeve, is offered along upper on the mobile upper plate
The shoulder hole of mobile upper plate is run through in lower direction, and shoulder hole has big hole section and aperture section setting up and down, and the interstage sleeve is oriented to and wears
In the shoulder hole, the upper end of the interstage sleeve is turned up outer turning edge of having diameter to be adapted to the big hole section.
Beneficial effects of the present invention are：Layering molding is taken to abrasive material block blank in the present invention, first by one piece of abrasive material block
Moulding mixture be divided at least two parts, respectively first part moulding mixture, second part of moulding mixture, n-th part of moulding mixture, n is more than 1
Positive integer, by drive mechanism adjust push-down head upper-lower height, make seaming chuck when end of travel is moved down upper and lower pressure head it
Between spacing be equal to the design molding thickness of first part of moulding mixture；Second step, first part of moulding mixture is put into in die cavity, by upper and lower
Pressure head and reverse briquetting machine coordinate carries out two-way compacting to first part of moulding mixture；3rd step, moves on seaming chuck and resets, by driving
Mechanism drive push-down head move down, make spacing of the seaming chuck when end of travel is moved down between upper and lower pressure head be equal to first part, second
The design molding thickness sum of part moulding mixture, then puts into second part of moulding mixture, by upper and lower pressure head and reverse press in die cavity
Structure coordinates carries out two-way compacting to second part of moulding mixture, subsequently repeats the 3rd step, until n-th part of moulding mixture compacting is completed, each part is two-way
The moulding mixture that compacting is completed constitutes together abrasive material block blank.So abrasive material block blank layering compacting is completed, each layer abrasive material block base
The tissue density of material is almost without difference, so that tissue density's difference of the abrasive material block for finally suppressing reduces, it is especially right
The compacting of high thickness abrasive material block, eliminates larger density gradient difference.
Description of the drawings
Fig. 1 is the structural representation of background of invention medium plain emery wheel；
Fig. 2 is use state Fig. 1 of abrasive material block shaping device in background of invention；
Fig. 3 is use state Fig. 2 of abrasive material block shaping device in background of invention；
Fig. 4 is the structural representation of the embodiment of abrasive material layering compression molding device in the present invention；
Fig. 5 is the axonometric chart of Fig. 4；
Fig. 6 is the exploded view of Fig. 5.
Specific embodiment
The enforcement of abrasive material block layering compression molding device is for example shown in Fig. 4 ~ 6：Including seaming chuck 13, push-down head 17, die cavity
19th, bonding press 12 and press base 24, seaming chuck 13 is fixedly arranged on bonding press 12, is arranged between die cavity 19 and press base
There is reverse briquetting machine, reverse briquetting machine is included the fixed lower plate 22 being fixed on press base by support bar 26, arranged
Elastic component 27 of the mobile upper plate 20 and top above fixed lower plate between fixed lower plate and mobile upper plate, mobile upper plate 20
The lower end of die cavity 19 is fixedly arranged on, fixed lower plate and mobile upper plate are horizontally disposed, and elastic component includes three axis along the vertical direction
The spring of extension, is provided with the mounting groove 28 for lower spring end location and installation in fixed lower plate 22, be installed with fixed lower plate 22
For cooperation spacing with die cavity 19 to limit the Stop structure that die cavity moves down the limit, offer for pushing in fixed lower plate 22
The 17 pressure heads perforation for wearing along the vertical direction, Stop structure includes that the vertically extending upper surface of axis is used for and die cavity
The spacing cooperation in lower surface interstage sleeve 21, the slide-and-guide of push-down head 17 is arranged in the endoporus of interstage sleeve 21, is opened up on mobile upper plate
Have along the vertical direction through the shoulder hole of mobile upper plate, shoulder hole has big hole section 30 and aperture section setting up and down, interstage sleeve 21
Guiding is arranged in the shoulder hole, the upper end of interstage sleeve turn up have diameter to be adapted to the big hole section it is outer turn edge 25, in order to anti-
Only spring is damaged by pressure, and the distance between interstage sleeve upper surface and die cavity lower surface are less than elastic component maximum compression in the vertical direction
Amount.The drive mechanism being connected with the push-down head to drive push-down head to move up and down, drive mechanism are set on press base
With the linearly operating outfan that can export above-below direction linearly operating, push-down head is fixedly arranged on the linearly operating outfan
On, in the present embodiment drive mechanism includes motor 18, and screw is installed with the motor shaft of motor, and linearly operating is defeated
It is the vertical leading screw for coordinating transmission with screw to go out end.Motor is arranged in motor fixed cover 23, and motor is fixed
The upper end of set is provided with shrouding, and the perforation passed through along the vertical direction for linearly operating outfan and push-down head is offered on shrouding.
Abrasive material block layering compression molding device also includes vertically arranged portable hopper 14, and portable hopper is by high-molecular organic material
Make, portable hopper can avoid the bottom of sizing, portable hopper 14 from being provided with filter screen made by macromolecular material, mobile
Vibration source 16 is connected with by becoming former 15 on formula hopper, vibration source is an electromagnetic vibrator, is provided with portable hopper
Wear-resistant ball, wear-resistant ball is corundum ball, by vibration and the friction of abrading-ball, increases the mobility of moulding mixture, makes moulding mixture smoothly fall into type
In chamber, the powder packing phenomenon produced due to action of gravity is eliminated.This abrasive material block is layered the use process of compression molding device：
First have to adjust the upper-lower height of push-down head by drive mechanism, make seaming chuck when end of travel is moved down between upper and lower pressure head
Spacing be equal to the design molding thickness of first part of moulding mixture, it is the design density and abrasive material block according to abrasive material block to design molding thickness
Weight calculate what is come, the weight of abrasive material block just obtains the volume of abrasive material block divided by design density, and the volume of abrasive material block is removed again
With the design molding thickness that the sectional area of abrasive material block just obtains abrasive material block, the design density of abrasive material block, the weight of abrasive material block and mill
The sectional area of material block is given value, so designed that type thickness is also easy to calculate, specific adjustment process is, pressure testing one
It is secondary, make seaming chuck enter die cavity, bonding press press against die cavity and move down, and when die cavity is by interstage sleeve block, starting motor makes down
Pressure head is contacted with seaming chuck, and then starting motor makes push-down head move down the design molding thickness of first part of moulding mixture.So
First part of moulding mixture is put in die cavity by portable hopper afterwards, corundum ball can increase the flowing of moulding mixture in portable hopper
Property, accelerate the falling speed of moulding mixture, becoming former can increase the vibrating effect of vibration source, and electromagnetic vibrator can arrange vibration frequency
Rate and Oscillation Amplitude, after the completion of first part of moulding mixture input, portable hopper are removed, and bonding press drives seaming chuck to move down, on
Pressure head is entered in die cavity, and subsequent bonding press press against die cavity and mobile upper plate overcomes the active force of spring to move down, due to this at present
Pressure head is maintained static, so the downside pressure equivalent to push-down head to first part of moulding mixture, it is achieved that applying to the two-way of moulding mixture
Pressure, when die cavity touches interstage sleeve upper end, the pressing process of first part of moulding mixture terminates, and moves on subsequent bonding press and resets, and drives
Mechanism drives push-down head to move down the design molding thickness of second part of moulding mixture, and second part of moulding mixture, bonding press band are put into in die cavity
In-migration under seaming chuck to be pressed second part of moulding mixture, so circulation is completely compressing up to all parts of moulding mixtures, this
Sample is formed a complete abrasive material block blank, and then drive mechanism is ejected abrasive material block blank by die cavity.
Reversely briquetting machine can be realized not shutting down continuous two-way compacting, and the density of moulding mixture is readily obtained control, while also
The steps such as cushion block need not be removed；Vibration feeds intake makes moulding mixture be evenly distributed.Other enforcements of pressure setting are layered in this abrasive material block
In example：Motor can also be driven by rack-and-pinion to push-down head, and the gear in rack-and-pinion is fixedly arranged on stepping electricity
On the motor shaft of machine, the tooth bar in rack-and-pinion is vertically arranged, and push-down head is fixedly arranged on tooth bar；Certainly motor can be with quilt
Other drive mechanisms with linearly operating outfan such as pneumatic cylinder, hydraulic cylinder, electric pushrod replace, and drive mechanism can also be without
With pinion and rack, such as drive mechanism is a cam driven by motor, push-down head by cam top pressure, with present
Pressure head can be moved up and down under the guide effect of die cavity by cam pushing tow；Becoming former can not also set, and now vibration source can
To be directly arranged on portable hopper；Portable hopper can also be without setting, now can be by manually feeding intake；Spring is also
Other elastic components can be replaced by rubber etc.；Interstage sleeve can also by it is spacing with mobile upper plate coordinate so as to realize limiting die cavity to
Lower moving limit；Interstage sleeve can also be fixedly arranged on the pin in fixed lower plate, block or other Stop structures and replace, and now keep off
Bar, block are not oriented to mobile upper plate, and die cavity and mobile upper plate are oriented to by push-down head；Reversely briquetting machine sets
The form of putting can also be cushion block form of the prior art；Mobile upper plate can with mould before be wholely set, now elastic component phase
When in directly withstanding on die cavity；Bonding press and seaming chuck can also be wholely set.
The enforcement of abrasive material block layering briquetting process is for example shown in Fig. 4 ~ 6：The method is comprised the following steps, the first step,
The moulding mixture of one piece of abrasive material block is divided into at least two parts, respectively first part moulding mixture, second part of moulding mixture, n-th
Part moulding mixture, n is the positive integer more than 1, and the drive mechanism for being layered compression molding device by abrasive material block adjusts the upper and lower of push-down head
Highly, abrasive material block layering compression molding device is identical with above-mentioned each abrasive material block layering compression molding device embodiment, makes seaming chuck
Spacing when end of travel is moved down between upper and lower pressure head is equal to the design molding thickness of first part of moulding mixture, by abrasive material block point
Layer compression molding device adjusts the process of push-down head：Seaming chuck is set to enter die cavity, bonding press press against die cavity and move down, and work as die cavity
During by interstage sleeve block, starting motor makes push-down head contact with seaming chuck, and then startup motor makes push-down head move down the
The design molding thickness of a moulding mixture；Second step, puts into first part of moulding mixture in die cavity, after feeding intake by portable hopper
Portable hopper is removed, coordinate by upper and lower pressure head and reverse briquetting machine carries out two-way compacting to first part of moulding mixture；3rd
Step, moves on seaming chuck and resets, and drives push-down head to move down by drive mechanism, makes seaming chuck upper and lower pressure when end of travel is moved down
Spacing between head is equal to the design molding thickness sum of first part, second part moulding mixture, and second part of type is then put into in die cavity
Material, coordinated by upper and lower pressure head and reverse briquetting machine carries out two-way compacting to second part of moulding mixture, subsequently repeats the 3rd step, directly
Complete to the compacting of n-th part of moulding mixture, the moulding mixture that the two-way compacting of each part is completed constitutes together abrasive material block blank, moves multiple on last seaming chuck
Position, is ejected abrasive material block blank by die cavity by drive mechanism.
Reversely briquetting machine includes fixed lower plate, the mobile upper plate being arranged above fixed lower plate and top located at fixed lower plate
And the elastic component between mobile upper plate, mobile upper plate is fixedly arranged on the die cavity, be installed with the fixed lower plate for institute
Die cavity or the spacing cooperation of fixed lower plate are stated to limit the Stop structure that die cavity moves down the limit, the quality of each part moulding mixture is equal.
Offer the pressure head worn along the vertical direction for the push-down head in the fixed lower plate to bore a hole, the Stop structure
Including the interstage sleeve that the vertically extending upper surface of axis is used to coordinate with the lower surface block of the die cavity, the push-down head
Slide-and-guide is arranged in the endoporus of the interstage sleeve, is offered on the mobile upper plate along the vertical direction through the rank of mobile upper plate
Terraced hole, shoulder hole has big hole section and aperture section setting up and down, and the interstage sleeve is oriented to and is arranged in the shoulder hole, the gear
The upper end of set is turned up outer turning edge of having diameter to be adapted to the big hole section.Due to abrasive material block layering compression molding device it is each with above-mentioned
Layering compression molding device embodiment is identical, so other concrete structures for being layered compression molding device to abrasive material block herein are no longer
Describe in detail.It is layered in other enforcements of briquetting process in this abrasive material block：When feeding intake in die cavity, it is also possible to do not use movement
Formula hopper, such as manpower feeds intake by hand；Each part moulding mixture may not be equal portions；When briquetting machine reverse using spacer-type,
It is to the two-way pressing process of moulding mixture：The pressurized lower lead of seaming chuck, pad is provided with the first cushion block between die cavity and press base, works as pressure
After compressing head is contacted with die cavity, by the first cushion block be replaced with height less than the first cushion block the second cushion block, first, second cushion block it
Between difference in height can realize reverse compacting of the push-down head to moulding mixture, when suppressing second part of moulding mixture, need second
Cushion block is replaced with threeth cushion block of the height less than the second cushion block；Push-down head can not also be used to be pushed up abrasive material block blank by die cavity
Go out, but ejected abrasive material block blank by die cavity using other top-pushing mechanisms；If the operation of production wire type, i.e., every time
The adjustment position of push-down head is known, then vertically extending scale value can be arranged by push-down head, every time
Push-down head is adjusted to into correspondence scale, pressure testing process is not now needed.
Claims (7)
1. abrasive material block is layered briquetting process, it is characterised in that：The method is comprised the following steps, the first step, by one block of abrasive material
The moulding mixture of block is divided at least two parts, respectively first part moulding mixture, second part of moulding mixture, n-th part of moulding mixture, and n is big
In 1 positive integer, the upper-lower height of push-down head is adjusted by drive mechanism, make seaming chuck upper and lower pressure when end of travel is moved down
Spacing between head is equal to the design molding thickness of first part of moulding mixture；Second step, first part of moulding mixture is put into in die cavity, is passed through
Upper and lower pressure head and reverse briquetting machine coordinate carries out two-way compacting to first part of moulding mixture；3rd step, moves on seaming chuck and resets, and leads to
Mechanism's drive push-down head of overdriving is moved down, and makes spacing of the seaming chuck when end of travel is moved down between upper and lower pressure head be equal to first
Part, the design molding thickness sum of second part of moulding mixture, second part of moulding mixture is then put into in die cavity, by upper and lower pressure head and anti-
Coordinate to briquetting machine carries out two-way compacting to second part of moulding mixture, subsequently repeats the 3rd step, until n-th part of moulding mixture compacting is completed,
The moulding mixture that the two-way compacting of each part is completed constitutes together abrasive material block blank；Wherein, reverse briquetting machine includes fixed lower plate, is arranged at
Elastic component of the mobile upper plate and top above fixed lower plate between fixed lower plate and mobile upper plate, mobile upper plate is fixedly arranged on institute
State on die cavity, be installed with the fixed lower plate for the die cavity or the spacing cooperation of fixed lower plate to limit die cavity to moving down
The Stop structure of the dynamic limit.
2. abrasive material block according to claim 1 is layered briquetting process, it is characterised in that：Open up in the fixed lower plate
There is the pressure head worn along the vertical direction for the push-down head to bore a hole, the Stop structure includes vertically extending upper of axis
End face is used for the interstage sleeve with the spacing cooperation in the lower surface of the die cavity, and the push-down head slide-and-guide is arranged in the interior of the interstage sleeve
Kong Zhong, offers along the vertical direction through the shoulder hole of mobile upper plate on the mobile upper plate, and shoulder hole has setting up and down
Big hole section and aperture section, the interstage sleeve is oriented to and is arranged in the shoulder hole, the upper end of the interstage sleeve turn up have diameter with it is described
Outer the turning edge of big hole section adaptation.
3. the abrasive material block for being exclusively used in implementing the abrasive material block layering briquetting process described in claim 1 is layered compressing dress
Put, including seaming chuck, push-down head, die cavity and press base, reverse briquetting machine is provided between die cavity and press base, it is special
Levy and be：The drive mechanism being connected with the push-down head to drive push-down head to move up and down is set on press base；Reversely
Briquetting machine includes the fixed lower plate being fixedly arranged on press base, the mobile upper plate being arranged above fixed lower plate and top located at solid
The elastic component between plate and mobile upper plate is fixed, mobile upper plate is fixedly arranged on the die cavity, and in the fixed lower plate use is installed with
Coordinate to limit the Stop structure that die cavity moves down the limit in spacing with the die cavity or fixation lower plate；The Stop structure bag
The vertically extending upper surface of axis is included for the interstage sleeve with the spacing cooperation in the lower surface of the die cavity, the push-down head is slided
Action-oriented is arranged in the endoporus of the interstage sleeve, is offered on the mobile upper plate along the vertical direction through the ladder of mobile upper plate
Hole, shoulder hole has big hole section and aperture section setting up and down, and the interstage sleeve is oriented to and is arranged in the shoulder hole, the interstage sleeve
Upper end turn up outer turning edge of having diameter to be adapted to the big hole section.
4. abrasive material block according to claim 3 is layered compression molding device, it is characterised in that：Drive mechanism has can be defeated
Go out the linearly operating outfan of above-below direction linearly operating, the push-down head is fixedly arranged on the linearly operating outfan.
5. abrasive material block according to claim 3 is layered compression molding device, it is characterised in that：The layering of abrasive material block is compressing
Device also includes vertically arranged portable hopper, and the bottom of portable hopper is provided with filter screen, is connected with portable hopper
Vibration source.
6. abrasive material block according to claim 5 is layered compression molding device, it is characterised in that：It is provided with portable hopper
Wear-resistant ball.
7. abrasive material block according to claim 5 is layered compression molding device, it is characterised in that：The vibration source passes through luffing
Plate is connected with the portable hopper.
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| CN201410285256.1A CN104070470B (en) | 2014-06-24 | 2014-06-24 | Abrasive block layered press forming method and forming device thereof |
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| CN105458948B (en) * | 2015-12-22 | 2017-11-28 | 郑州磨料磨具磨削研究所有限公司 | Coarseness super hard abrasive ordered arrangement device and arrangement method |
| CN107081425B (en) * | 2017-03-07 | 2019-09-27 | 郑州磨料磨具磨削研究所有限公司 | Molding die and its pressure head component, pressure head |
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| CN2088476U (en) * | 1990-07-01 | 1991-11-13 | 山东省菏泽地区工业经济技术研究中心 | Automatic forming machine for lump pressing of powdered materials |
| JP2866985B2 (en) * | 1990-10-11 | 1999-03-08 | ミカドテクノス株式会社 | Continuous molding method of pressed powder |
| RU2180284C2 (en) * | 2000-02-28 | 2002-03-10 | Общество с ограниченной ответственностью "Торговый дом "Абразивные заводы Урала" | Method of producing abrasive tool |
| CN103770195B (en) * | 2012-10-17 | 2017-04-12 | 上海久牵实业有限公司 | Fiber ceramic powder compression forming process |
| CN203077432U (en) * | 2013-02-01 | 2013-07-24 | 李新迎 | Forming die of grinding wheel forming machine |
| CN103770034B (en) * | 2013-12-31 | 2017-05-24 | 郑州磨料磨具磨削研究所有限公司 | Efficient manufacturing technology of abrasive material layers of ceramic bonding agent ultra-hard material grinding wheel |
| CN103712842B (en) * | 2014-01-09 | 2016-04-20 | 西南交通大学 | Two-way stratification pressure-like device prepared by a kind of consolidation test sample and pressure-like method thereof |
| CN203956760U (en) * | 2014-06-24 | 2014-11-26 | 郑州磨料磨具磨削研究所有限公司 | Abrasive material piece layering compression molding device |
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2014
- 2014-06-24 CN CN201410285256.1A patent/CN104070470B/en not_active Expired - Fee Related
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| CN104070470A (en) | 2014-10-01 |
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