CN111941597A - Dry pressing method and equipment for ceramic part forming - Google Patents
Dry pressing method and equipment for ceramic part forming Download PDFInfo
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- CN111941597A CN111941597A CN202010777704.5A CN202010777704A CN111941597A CN 111941597 A CN111941597 A CN 111941597A CN 202010777704 A CN202010777704 A CN 202010777704A CN 111941597 A CN111941597 A CN 111941597A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/022—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form combined with vibrating or jolting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/04—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form with one ram per mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/10—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form each charge of material being compressed against previously formed body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/10—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article
- B28B7/12—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article by fluid pressure, e.g. acting through flexible wall parts or linings of the moulds
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses a dry pressing method and equipment for forming a ceramic part, which relate to the field of ceramic dry pressing and comprise the following steps: a supporting seat, an oscillating component, a bottom support, an upper die, a lower die, a supporting leg, a demoulding component and a pressurizing component, four corners of the bottom side of the supporting seat are respectively provided with supporting legs, the lower die is arranged on the top side of the supporting seat, the supporting frame is provided with a pressurizing assembly, the bottom end of the pressurizing assembly is provided with an upper die, the periphery of the lower die is respectively provided with a bottom support, the top side of the bottom support is provided with an oscillating assembly, during the filling process, the material powder for manufacturing the ceramic body is added into the lower die, and during the filling process, the swing motor works to drive the swing rod to rotate, so that the pushing and pressing of the fixed rod can be realized, after the one end separation of swinging arms and dead lever, vibrate the pole under reset spring's tensile effect, strike the touching of beating stick and lower mould and be in, realize the powder vibrations flattening in the lower mould, improve the closely knit degree of powder, can guarantee the equal stand of powder, can extrude more level and smooth.
Description
Technical Field
The invention relates to the field of ceramic dry pressing forming, in particular to a dry pressing method and equipment for forming a ceramic part.
Background
Dry pressing or compression molding, a molding method of metal powder and ceramic powder, which is to fill dry powder blank into a metal mold cavity and apply pressure to make the blank into a compact blank;
in the process of carrying out the dry pressing shaping, press the shaping through upper and lower mould pair usually, at shaping dry pressing in-process, inside gas is difficult for discharging, leave the air pocket on the blank surface easily, lead to the blank to scrap, when carrying out the powder and adding the time, direct adding, the granule clearance between the powder is great, after the extrusion, closely knit degree is not good, lead to the product unqualified, when the dry pressing drawing of patterns, generally empty or loose core drawing of patterns, the dry pressing blank separates easily when the drawing of patterns, the fracture, lead to the drawing of patterns incomplete, influence the qualification rate of product.
Disclosure of Invention
The invention aims to provide a dry pressing method and equipment for forming a ceramic part, which solve the technical problems that the product is unqualified due to large particle gaps among powder materials and poor compactness after extrusion when the materials are added.
The purpose of the invention can be realized by the following technical scheme:
a dry pressing method for forming ceramic pieces comprises the following steps:
s1: filling, namely adding part of material powder for manufacturing the ceramic body into the lower die;
s2: pre-pressing, namely operating a pressurizing cylinder, pushing the upper die downwards under the cooperation of a pressurizing rod, and keeping the lower die static to increase the powder density at the lower part of the lower die;
s3: secondary filling, namely adding residual material powder for manufacturing the ceramic body into the lower die;
s4: pressurizing again, keeping the lower die static, operating a pressurizing cylinder, pushing the upper die downwards under the coordination of a pressurizing rod, pushing the upper die in place after the upper die is extruded in the pushing process by a pushing cylinder, pushing the pushing rod to operate, and pushing the upper die to be matched with the lower die to realize the repressurization of the powder;
s5: the protection drawing of patterns, the mould promotes after the suppression is accomplished, the operation of admitting air fan, with the leading-in water tank of air, the air passes through in the leading-in drying cylinder of water-cooling, realizes the drying process to cooling gas in the cooperation of drying plate, after handling, through the peristaltic pump with the leading-in air guide hole of gas pocket, through jacking cylinder operation, with the push pedal jacking through the pneumatic stem, pressurization in the jacking in-process is down the mould, realizes holistic stable drawing of patterns.
As a further scheme of the invention: in S3, when the powder is filled, the swinging motor works to drive the swinging rod to rotate, pushing and pressing of the fixed rod can be achieved, after the swinging rod is separated from one end of the fixed rod, the vibrating rod is in knocking contact with the lower die under the stretching action of the reset spring, and accordingly the powder in the lower die is vibrated and spread.
A dry-pressing apparatus for forming ceramic articles, comprising: the support frame is welded on the support seat, the pressurizing assembly is mounted on the support frame, the upper die is mounted at the bottom end of the pressurizing assembly, the bottom of the lower die is provided with the bottom die, the bottom support is arranged on the periphery of the lower die, and the oscillating assembly is mounted on the top side of the bottom support;
the oscillating assembly comprises an oscillating motor, an oscillating rod, a fixed rod, a reset spring, an oscillating rod and a knocking rod, wherein the oscillating motor is installed on the top side of the bottom support through the cooperation of bolts, the oscillating rod is installed on a rotating shaft of the oscillating motor, the fixed rod is welded on the top side of the bottom support, a rod hole is formed in the middle of the oscillating rod, a bearing is embedded in the rod hole, the top end of the fixed rod is inserted into the bearing in a matched mode, the knocking rod is welded on the side of one end of the oscillating rod, and the reset spring is welded between the side of one end of the oscillating rod and the side of the lower mold.
As a further scheme of the invention: four groups of oscillating assemblies are arranged on the periphery of the lower die in a cross structure, and the side face of the end part of the oscillating rod is tangent to the side face of the other end of the oscillating rod.
As a further scheme of the invention: the pressurization subassembly includes pressurized cylinder, pressure bar, bulldozes the cylinder, bulldozes pole, locating lever and ball, pressurized cylinder welds the diaphragm central point of dress at the support frame and puts, pressurized bar installs the effect tip at pressurized cylinder, the articulated top side of installing at last mould in bottom of pressure bar, the cooperation of the effect tip of bulldozing the cylinder is installed and is bulldozed the pole, the bottom that bulldozes the cylinder articulates on the pressure bar, the bottom that bulldozes the pole articulates the top side at last mould, the ball groove has been seted up to the avris of going up the mould.
As a further scheme of the invention: the positioning rod is vertically welded above the side of the lower die, the ball is embedded in the ball groove, and the positioning rod penetrates through the ball.
As a further scheme of the invention: drawing of patterns subassembly includes peristaltic pump, a drying section of thick bamboo, drying plate, water tank, admits air fan, jacking cylinder, pneumatic stem, push pedal and air guide hole, the peristaltic pump passes through the bolt cooperation and installs the top side at the supporting seat, the bottom side four corners position of lower mould is provided with the jacking cylinder respectively, the pneumatic stem is installed to the effect tip of jacking cylinder, drawing of patterns groove has been seted up to the inner chamber bottom wall of lower mould, and drawing of patterns groove is provided with the push pedal, the push pedal welds the top at the pneumatic stem, the air guide hole has been seted up in succession to the inside of pneumatic stem and push pedal, the peristaltic pump communicates through the pipe respectively with the air guide hole.
As a further scheme of the invention: the water tank is welded on the bottom side of the supporting seat, an air inlet fan is installed on the water tank, the top of the water tank is provided with a drying cylinder, drying plates are arranged on the upper inner wall and the lower inner wall of the drying cylinder in a crossed mode, and the drying cylinder is connected with the air inlet end of the peristaltic pump through a guide pipe.
The invention has the beneficial effects that:
according to the invention, through arranging the pressurizing assembly, the initial inclination angle of the upper die is 5 degrees under the matching of the pressurizing rod, after the upper die is extruded in place, the pushing cylinder is pushed to operate to push the pushing rod to operate, the upper die can be pushed to be matched with the lower die, the included angle between the upper die and the horizontal plane is 0 degree, the initial state of the upper die is set to be an inclined state, gas can be smoothly discharged, gas pits remained on the blank are avoided, and the integrity of the blank is better ensured
In the filling process, material powder for manufacturing a ceramic blank is added into the lower die, when the material is filled, the swing motor operates to drive the swing rod to rotate, pushing and pressing of the fixed rod can be achieved, after the swing rod is separated from one end of the fixed rod, the vibration rod is in knocking contact with the lower die under the stretching action of the reset spring, vibration and flattening of the powder in the lower die are achieved, the compactness of the powder is improved, uniform spreading of the powder can be guaranteed, and the powder can be extruded to be smoother;
when the drawing of patterns, in with the leading-in air guide hole of gas pocket through the peristaltic pump, through jacking cylinder operation, with the push pedal jacking through pneumatic rod, pressurization in the jacking in-process downmould, from inside to outside drawing of patterns, the drawing of patterns is more complete, realizes holistic stable drawing of patterns.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of a dry pressing apparatus for forming a ceramic part;
FIG. 2 is a schematic front view of a dry pressing apparatus for forming ceramic parts;
FIG. 3 is a schematic view showing the overall internal structure of a dry pressing apparatus for forming ceramic parts;
FIG. 4 is a schematic view of an oscillating assembly in a dry pressing apparatus for forming ceramic parts;
FIG. 5 is a schematic view of the structure of the area A in FIG. 3 in a dry pressing apparatus for forming a ceramic part;
in the figure: 1. a supporting seat; 2. an oscillating assembly; 3. a bottom support; 4. a support frame; 5. an upper die; 6. a lower die; 7. a support leg; 8. a demolding component; 9. a pressurizing assembly; 21. a swing motor; 22. a swing lever; 23. fixing the rod; 24. a return spring; 25. a vibrating rod; 26. a tapping stick; 81. a peristaltic pump; 82. a drying cylinder; 83. drying the plate; 84. a water tank; 85. an air inlet fan; 86. jacking a cylinder; 87. a pneumatic rod; 88. pushing the plate; 89. an air vent; 91. a pressurizing cylinder; 92. a pressurizing rod; 93. a pushing cylinder; 94. a push rod; 95. positioning a rod; 96. and a ball.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, a dry pressing method for forming a ceramic member includes the steps of:
s1: filling, namely adding part of material powder for manufacturing the ceramic body into the lower die 6;
s2: pre-pressing, namely, operating a pressurizing cylinder 91, pushing down the upper die 5 under the cooperation of a pressurizing rod 92, and keeping the lower die 6 static to increase the powder density at the lower part of the lower die 6;
s3: secondary filling, namely adding residual material powder for manufacturing the ceramic body into the lower die 6;
s4: pressurizing again, keeping the lower die 6 still, operating a pressurizing cylinder 91, pushing the upper die 5 downwards under the coordination of a pressurizing rod 92, and pushing the upper die 5 to be matched with the lower die 6 by operating a pushing cylinder 93 and pushing a pushing rod 94 after the upper die 5 is extruded in place during pushing so as to realize the repressurization of the powder;
s5: the protection drawing of patterns, will go up the mould 5 after the suppression is accomplished and promote, the operation of fan 85 admits air, with the air guide-in water tank 84 in, the air is through the leading-in dryer section of thick bamboo 82 of water cooling, realize the drying process to cooling gas in the cooperation of drying plate 83, after handling, through the peristaltic pump 81 with the gas pocket leading-in air guide 89 in, through the operation of jacking cylinder 86, with push pedal 88 jacking through pneumatic rod 87, pressurize in the lower mould 6 of jacking in-process, realize holistic stable drawing of patterns.
In S3, in one embodiment of the present invention, at the time of filling, the swing motor 21 is operated to rotate the swing lever 22 to push the fixed lever 23, and after the swing lever 22 is separated from one end of the fixed lever 23, the oscillating lever 25 is brought into contact with the lower die 6 by the striking rod 26 under the tensile action of the return spring 24, thereby vibrating and leveling the powder in the lower die 6.
A dry-pressing apparatus for forming ceramic articles, comprising: the device comprises a supporting seat 1, an oscillating assembly 2, a bottom support 3, a supporting frame 4, an upper die 5, a lower die 6, supporting legs 7, a demoulding assembly 8 and a pressurizing assembly 9, wherein the supporting legs 7 are respectively installed at four corners of the bottom side of the supporting seat 1, the lower die 6 is installed at the top side of the supporting seat 1, the supporting frame 4 is welded on the supporting seat 1, the pressurizing assembly 9 is installed on the supporting frame 4, the upper die 5 is installed at the bottom end of the pressurizing assembly 9, the bottom support 3 is respectively arranged at the periphery of the lower die 6, and the oscillating;
As an embodiment of the invention, four groups of oscillating assemblies 2 are arranged on the periphery of the lower die 6 in a cross structure, and the side surface of the end part of the oscillating rod 22 is tangent to the side surface of the other end of the oscillating rod 25.
As an embodiment of the present invention, the pressurizing assembly 9 includes a pressurizing cylinder 91, a pressurizing rod 92, a pushing cylinder 93, a pushing rod 94, a positioning rod 95 and balls 96, the pressurizing cylinder 91 is welded at the center position of the transverse plate of the support frame 4, the pressurizing rod 92 is installed at the action end portion of the pressurizing cylinder 91, the bottom end of the pressurizing rod 92 is hinged to the top side of the upper mold 5, the action end portion of the pushing cylinder 93 is fittingly installed with the pushing rod 94, the bottom of the pushing cylinder 93 is hinged to the pressurizing rod 92, the bottom end of the pushing rod 94 is hinged to the top side of the upper mold 5, and the side of the upper mold 5 is provided with a.
In one embodiment of the present invention, the positioning rod 95 is vertically welded to the upper side of the lower die 6, the ball 96 is fitted into the ball groove, and the positioning rod 95 is inserted into the ball 96.
As an embodiment of the invention, the demolding assembly 8 comprises a peristaltic pump 81, a drying cylinder 82, a drying plate 83, a water tank 84, an air inlet fan 85, a jacking cylinder 86, a pneumatic rod 87, a push plate 88 and air guide holes 89, wherein the peristaltic pump 81 is installed on the top side of the supporting seat 1 in a matched mode through bolts, the jacking cylinders 86 are respectively arranged at four corners of the bottom side of the lower mold 6, the pneumatic rod 87 is installed at the action end portion of each jacking cylinder 86, a demolding groove is formed in the bottom side wall of an inner cavity of the lower mold 6, the demolding groove is provided with the push plate 88, the push plate 88 is welded to the top end of the pneumatic rod 87, the air guide holes 89 are continuously formed in the pneumatic rod 87 and the push plate 88, and the peristaltic.
In one embodiment of the present invention, a water tank 84 is welded to the bottom side of the support base 1, an air inlet fan 85 is installed on the water tank 84, a drying cylinder 82 is installed on the top of the water tank 84, drying plates 83 are alternately installed on the upper and lower inner walls of the drying cylinder 82, and the drying cylinder 82 is connected to the air inlet end of the peristaltic pump 81 through a conduit.
The working principle is as follows: in the process of filling, adding powder for manufacturing a ceramic blank into a lower die 6, during filling, operating a swing motor 21 to drive a swing rod 22 to rotate so as to realize pushing and pressing of a fixed rod 23, separating the swing rod 22 from one end of the fixed rod 23, enabling a vibration rod 25 to be in knocking contact with the lower die 6 under the stretching action of a return spring 24 so as to realize vibration and leveling of the powder in the lower die 6, ensuring uniform spreading of the powder, and enabling the powder to be extruded more smoothly, wherein in the extrusion molding process, an initial inclination angle of an upper die 5 is 5 degrees, operating a pressurizing cylinder 91 is arranged, pushing the upper die 5 downwards under the cooperation of a pressurizing rod 92, pushing and pressing the cylinder 93 to operate after the upper die 5 is extruded in place during pushing, pushing and pressing a pushing rod 94 to operate the upper die 5 to be matched with the lower die 6, an included angle between the upper die 5 and the horizontal plane is 0 degree, and setting the initial state of the upper die 5 to be an inclined state, can be smooth with gas outgoing, avoid persisting the gas pit on the blank, the better completion of assurance blank, when the drawing of patterns, the suppression will be gone up mould 5 after accomplishing promotes, the operation of fan 85 admits air, with the leading-in water tank 84 of air, the air passes through in the leading-in drying cylinder 82 of water-cooling, realize the drying process to cooling gas in the cooperation of drying plate 83, after handling, through peristaltic pump 81 with the leading-in air guide hole 89 of gas pocket in, through the operation of jacking cylinder 86, push pedal 88 jacking through pneumatic stem 87, pressurize in jacking in-process lower mould 6, realize holistic stable drawing of patterns.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. A dry pressing method for forming ceramic parts is characterized by comprising the following steps:
s1: filling, namely adding part of powder for manufacturing the ceramic blank into the lower die (6);
s2: pre-pressing, namely operating a pressurizing cylinder (91), pushing down an upper die (5) under the cooperation of a pressurizing rod (92), and keeping a lower die (6) static to increase the powder density at the lower part of the lower die (6);
s3: secondary filling, namely adding residual material powder for manufacturing the ceramic blank into the lower die (6);
s4: pressurizing again, keeping the lower die (6) static, operating a pressurizing cylinder (91), pushing the upper die (5) downwards under the cooperation of a pressurizing rod (92), pushing the upper die (5) in place after the upper die (5) is extruded, operating a pushing cylinder (93) and pushing a pushing rod (94), so that the upper die (5) can be pushed to be matched with the lower die (6) to pressurize the powder again;
s5: the protection drawing of patterns, will go up mould (5) and promote after the suppression is accomplished, admit air fan (85) operation, with the air introduction in water tank (84), the air is through in the leading-in drying cylinder (82) of water cooling, the drying process to cooling gas is realized in the cooperation of drying plate (83), after handling, through peristaltic pump (81) with the gas pocket leading-in air guide hole (89) in, through jacking cylinder (86) operation, jack-up push pedal (88) through pneumatic stem (87), pressurize in jacking in-process lower mould (6), realize holistic stable drawing of patterns.
2. The dry pressing method for ceramic part molding according to claim 1, wherein in S3, during the filling, the swing motor (21) is operated to rotate the swing lever (22) to push the fixed lever (23), and after the swing lever (22) is separated from one end of the fixed lever (23), the swing lever (25) is under the stretching action of the return spring (24) and the striking rod (26) is in striking contact with the lower mold (6) to achieve the vibration and leveling of the powder in the lower mold (6).
3. A dry pressing apparatus for forming ceramic parts, comprising: the vibration die comprises a supporting seat (1), an oscillating assembly (2), a bottom support (3), a supporting frame (4), an upper die (5), a lower die (6), supporting legs (7), a demoulding assembly (8) and a pressurizing assembly (9), wherein the supporting legs (7) are respectively installed at four corners of the bottom side of the supporting seat (1), the lower die (6) is installed at the top side of the supporting seat (1), the supporting frame (4) is welded on the supporting seat (1), the pressurizing assembly (9) is installed on the supporting frame (4), the upper die (5) is installed at the bottom end of the pressurizing assembly (9), the bottom support (3) is respectively arranged at the periphery of the lower die (6), and the oscillating assembly (2) is installed at the top side;
oscillating subassembly (2) are including swing motor (21), swinging arms (22), dead lever (23), reset spring (24), vibrate pole (25) and rapping bar (26), swing motor (21) are installed in the top side of collet (3) through the bolt cooperation, install swinging arms (22) in the pivot of swing motor (21), dead lever (23) are welded and are adorned in the top side of collet (3), the pole hole has been seted up to the intermediate position of vibrating rod (25), and the inside in pole hole is inlayed and is equipped with the bearing, the top cooperation of dead lever (23) is pegged graft in the bearing, the one end avris of vibrating rod (25) is welded and is adorned rapping bar (26), it is equipped with reset spring (24) to weld between the avris of the one end side of vibrating rod (25) and lower mould (6).
4. Dry pressing equipment for ceramic part forming according to claim 3, characterized in that four groups of oscillating assemblies (2) are arranged on the periphery of the lower die (6) in a cross structure, and the side of the end of the oscillating rod (22) is tangent to the side of the other end of the oscillating rod (25).
5. The ceramic piece molding dry pressing device according to claim 3, wherein the pressing assembly (9) comprises a pressing cylinder (91), a pressing rod (92), a pressing cylinder (93), a pressing rod (94), a positioning rod (95) and balls (96), the pressing cylinder (91) is welded at the center of a transverse plate of the support frame (4), the pressing rod (92) is installed at the action end of the pressing cylinder (91), the bottom end of the pressing rod (92) is hinged to the top side of the upper mold (5), the pressing rod (94) is installed at the action end of the pressing cylinder (93) in a matched mode, the bottom of the pressing cylinder (93) is hinged to the pressing rod (92), the bottom end of the pressing rod (94) is hinged to the top side of the upper mold (5), and a ball groove is formed in the side of the upper mold (5).
6. The dry pressing equipment for forming ceramic pieces according to claim 5, wherein the positioning rod (95) is vertically welded above the side of the lower die (6), the ball (96) is embedded in the ball groove, and the positioning rod (95) is arranged in the ball (96) in a penetrating way.
7. The ceramic piece molding dry pressing equipment according to claim 3, wherein the demolding assembly (8) comprises a peristaltic pump (81), a drying cylinder (82), a drying plate (83), a water tank (84), an air inlet fan (85), a jacking cylinder (86), a pneumatic rod (87), a push plate (88) and air guide holes (89), the peristaltic pump (81) is installed on the top side of the supporting seat (1) in a bolt fit mode, the jacking cylinders (86) are respectively arranged at four corners of the bottom side of the lower mold (6), the pneumatic rod (87) is installed at the action end portion of the jacking cylinder (86), a demolding groove is formed in the bottom side wall of the inner cavity of the lower mold (6), the push plate (88) is arranged in the demolding groove, the push plate (88) is welded on the top end of the pneumatic rod (87), and the air guide holes (89) are continuously formed in the pneumatic rod (87) and the push plate (88), the peristaltic pump (81) is communicated with the air guide hole (89) through a conduit respectively.
8. The dry pressing equipment for forming the ceramic parts according to claim 7, wherein the water tank (84) is welded on the bottom side of the supporting seat (1), an air inlet fan (85) is installed on the water tank (84), a drying cylinder (82) is installed on the top of the water tank (84), drying plates (83) are arranged on the upper inner wall and the lower inner wall of the drying cylinder (82) in a crossed mode, and the drying cylinder (82) is connected with an air inlet end of a peristaltic pump (81) through a guide pipe.
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CN112518966A (en) * | 2020-11-24 | 2021-03-19 | 南京万润餐饮娱乐管理有限公司 | Rapid cooling and shaping ceramic equipment |
CN112692172A (en) * | 2021-01-13 | 2021-04-23 | 杜家涛 | Stamping die for manufacturing parts in dust collector |
CN112768217A (en) * | 2020-12-21 | 2021-05-07 | 苏州天铭磁业有限公司 | Forming device of soft magnetic ferrite magnetic core |
CN113333745A (en) * | 2021-05-18 | 2021-09-03 | 中国工程物理研究院材料研究所 | Powder compacting die with atmosphere protection function and method |
CN114055603A (en) * | 2021-11-15 | 2022-02-18 | 溆浦易锋精细瓷业有限责任公司 | Pressing device for ceramic production |
CN114474318A (en) * | 2022-01-27 | 2022-05-13 | 禾材高科(苏州)有限公司 | Forming device for efficiently shielding neutron and gamma radiation composite particle material |
CN114953108A (en) * | 2022-06-16 | 2022-08-30 | 合肥陶陶新材料科技有限公司 | Ceramic powder dry pressing forming equipment |
WO2024057309A1 (en) * | 2022-09-12 | 2024-03-21 | Criaterra Innovations Ltd | A mold for producing an article of manufacture |
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