CN114986663A - Slip casting device for ceramic manufacturing and process thereof - Google Patents
Slip casting device for ceramic manufacturing and process thereof Download PDFInfo
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- CN114986663A CN114986663A CN202210657947.4A CN202210657947A CN114986663A CN 114986663 A CN114986663 A CN 114986663A CN 202210657947 A CN202210657947 A CN 202210657947A CN 114986663 A CN114986663 A CN 114986663A
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- spring
- hook
- downwards
- blank
- lower die
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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
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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
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/243—Setting, e.g. drying, dehydrating or firing ceramic articles
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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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses a slip casting device for ceramic manufacturing, which belongs to the technical field of ceramic slip casting processing and comprises a support frame and a forming mechanism, wherein the forming mechanism comprises a movable plate, the bottom of the movable plate is fixedly provided with an upper mold, the bottom of the movable plate is movably connected with a hook through a connecting column, the right side of the support frame is fixedly provided with a material guide plate, the front side and the rear side of the inner wall of the support frame are respectively provided with a first moving groove and a second moving groove which are communicated up and down, the inside of the first moving groove is movably clamped with a rotating column and a sliding block, and a lower mold is fixedly connected between the two rotating columns. According to the automatic discharging device, the supporting plate is automatically pressed downwards by utilizing the gravity of the formed blank to the supporting plate, on one hand, automatic demolding is completed, and meanwhile, the supporting plate naturally inclines rightwards after being influenced by the gravity of the blank by utilizing the first springs and the second springs which are different in quantity, and automatic discharging is completed by matching with the material guide plate, so that the working efficiency of the device is improved.
Description
Technical Field
The invention relates to the technical field of ceramic grouting processing, in particular to a grouting forming device for ceramic manufacturing and a process thereof.
Background
The ceramic production comprises a series of steps of raw material preparation, grouting, drying, firing forming and the like, wherein the grouting forming of the ceramic is particularly important and determines whether a finished product of a formed blank can reach the firing forming standard, so that the production process needs to be strictly controlled, and a pressure forming grouting machine is generally adopted in the market for processing.
At present, the existing slip casting device for ceramic manufacture cannot realize synchronous automatic blanking of finished products during working, and after materials which are uniformly stirred enter a mould and form finished products, the materials cannot be synchronously blanked according to an upper mould which moves upwards, but need to be additionally operated, so that the slip casting efficiency is reduced; meanwhile, the upper die for pressure forming can apply pressure to the blank in the lower die for forming under the driving of the hydraulic rod, and the impact inertia from the hydraulic rod can generate vibration influence on the lower die, so that the forming of the blank is influenced; in addition, during blanking, the formed blank cannot be stably conveyed in the prior art, so that the blank cannot automatically enter conveying devices such as a conveying belt during blanking.
Disclosure of Invention
The invention aims to provide a slip casting device for ceramic manufacturing and a process thereof, which are used for solving the problems of incapability of synchronous blanking, poor buffering effect, inconvenience and stable blanking in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a slip casting device for ceramic manufacturing comprises a support frame and a forming mechanism, wherein the forming mechanism comprises a movable plate, an upper mold is fixedly arranged at the bottom of the movable plate, the bottom of the movable plate is movably connected with a hook through a connecting column, a guide plate is fixedly arranged at the right side of the support frame, a first moving groove and a second moving groove which are communicated up and down are respectively arranged at the front side and the rear side of the inner wall of the support frame, a rotating column and a sliding block are movably clamped in the first moving groove, a lower mold is fixedly connected between the two rotating columns, cavities are respectively arranged on the upper surface and the lower surface of the lower mold, a second auxiliary hook and a first auxiliary hook are respectively fixedly connected at the left side and the right side of the top of the support frame, clamping grooves are respectively arranged at the left side and the right side, a first spring and a second spring are respectively arranged in the clamping grooves, the top parts of the first spring and the second spring are elastically connected with a supporting plate, the bottom of the supporting plate is provided with a heating mechanism, and a limiting block and a third spring are arranged inside the second moving groove;
when the device works, slurry is injected into a cavity, then a hydraulic rod is started to drive a movable plate, an upper die and a hook to move downwards, the hook can be contacted with an inclined plane at the top of an auxiliary hook when moving downwards and rotates around the axial direction of a connecting column after being limited, then the bottom of the auxiliary hook is hooked upwards, at the moment, the upper die is driven to enter the cavity, so that a blank is formed through pressing, the lower die absorbs moisture in the blank through a water absorption function to achieve the purpose of primary dehydration, the bottom of the movable plate can be pressed downwards after being contacted with the lower die to drive a rotary column and a sliding block to move downwards, on one hand, the support plate is pressed downwards and a first spring and a second spring are compressed, the rotary column moves downwards and presses a left limiting block and a right limiting block, so that the limiting blocks are mutually far away from each other in a second moving groove and synchronously compress a third spring, a heating wire is electrified and heated, the forming speed of the blank is accelerated; after the forming, the hydraulic rod is controlled to upwards drive the moving plate, the upper die and the hook to upwards move, the lower die is driven to integrally rotate anticlockwise around the axial direction of the rotary column through the first auxiliary hook, the support plate is pressed by the downward rotating part of the lower die to compress the first spring and the second spring, the hook and the first auxiliary hook start to be unhooked after the rotating angle of the lower die exceeds 90 degrees, the lower die completely overturns 180 degrees under the action of gravity, a cavity on one side provided with blanks is contacted with the support plate, the blanks are gradually separated from the interior of the cavity and fall on the support plate along with the heating of the heating wire, the support plate is pressed downwards through the gravity of the blanks to move downwards, and because the number of the first springs is larger than that of the second springs, the supporting force on the top of the support plate is slightly small, so that the support plate naturally inclines rightwards under the gravity of the blanks, and the blanks naturally slide rightwards along the inclined support plate, and blanking along the material guide plate.
The lower die is driven to rotate anticlockwise around the axial direction of the rotating column by the first auxiliary hook when the hook moves upwards, so that the lower die completes 180-degree overturning, a cavity on one side with the blank is opposite to the front surface of the support frame, when the lower die is driven to overturn by the hook, the slide block and the rotating column are driven to move rightwards along the inner wall of the second moving groove to complete angle adaptation to the lower die during rotation, after the lower die finishes overturning, the lower die is automatically reset by the third spring and the limiting block, the support plate is automatically pressed downwards by the gravity of the molding blank to the support plate, on one hand, automatic demoulding is completed, and meanwhile, the support plate naturally inclines rightwards after being influenced by the gravity of the blank by the first spring and the second spring which are different in quantity, automatic discharging is completed by matching with the material guide plate, so that the working efficiency of the device is improved.
The first spring, the second spring and the support plate are arranged to support the lower die during the slip casting process, when the upper die presses the blank in the lower die downwards, the rotating column drives the sliding block downwards and presses the limiting block, the limiting blocks which are distributed on the left and right of the inner wall of the second moving groove are far away from each other, the sliding block is completely clamped between the two limiting blocks, the impact force from the hydraulic rod is absorbed by the first spring and the second spring, then the third spring applies pressure to the limiting block, the rubber strip is matched to perform friction pressing on the sliding block entering the second moving groove so as to counteract the upward resilience force of the compressed first spring and the compressed second spring, form the real-time cushioning effect to the bed die through this "brake mechanism", make a spring and No. two springs only be absorbed in the energy of absorption, improved the stability of bed die when the shaping is processed effectively.
As a further scheme of the invention, the left side and the right side of the inner wall of the second moving groove are elastically connected with a third spring, the other ends of the two second moving grooves are elastically connected with limit blocks, and the opposite ends of the two limit blocks are fixedly connected with rubber strips;
the limiting block is elastically supported in the second moving groove through the third spring, when the sliding block moves downwards, the limiting block is pressed to move and compress in the direction of the third spring, but the design does not buffer the lower die and is used for braking the first spring and the second spring, the sliding block inevitably compresses the first spring and the second spring through the supporting plate along with the downward movement of the lower die, at the moment, the first spring and the second spring are compressed and absorb most of impact force, once the pressing force from the upper die disappears, the first spring and the second spring which lose the limiting position can rebound upwards rapidly, and the third spring presses the limiting block and the rubber strip, so that the sliding block entering the second moving groove is clamped by the friction force formed by the extrusion of the two ends, the sliding block cannot move upwards immediately and moves upwards slowly, and the first spring is matched, The second spring completes the buffering operation.
As a further scheme of the invention, the forming mechanism comprises a supporting column, an upper frame is fixedly mounted at the top of the supporting column, a hydraulic rod is fixedly mounted at the top of the upper frame, a movable plate is fixedly connected with the telescopic end of the hydraulic rod, an upper die is fixedly mounted at the bottom of the movable plate, a stabilizing column is fixedly mounted at the top of the movable plate, the stabilizing columns upwards penetrate through the upper frame and are distributed in a matched sleeved manner, a connecting column is fixedly connected to the right side of the bottom of the movable plate, and a hook is movably sleeved on the outer surface of the connecting column;
the hydraulic stem moves downwards through driving the movable plate, so that the upper die is driven to move downwards and the compression molding operation is carried out, and the stabilizing columns are distributed on the top of the top frame in a sleeved mode, so that the stability of the movable plate and the upper die in the moving process can be improved.
As a further scheme of the invention, the heating mechanism comprises a heating wire, a placing groove is formed at the bottom of the supporting plate, and the heating wire is fixedly arranged in the placing groove;
the heater strip distributes in the inside of standing groove, and after the mould accomplished upset operation down, the fashioned stock just contacted with the top of backup pad, and at this moment, the heater strip just can heat the stock and make its drawing of patterns rapidly.
As a further scheme of the invention, the number of the clamping grooves is ten, the clamping grooves are uniformly distributed on the left side and the right side of the top of the support frame, the elastic coefficients of the first spring and the second spring are the same, the number of the first spring is five, and the number of the second spring is three;
the blank is supported by the springs which are distributed left and right and are unequal in number and the springs II, when the blank completely falls on the supporting plate, the supporting plate can be pressed downwards and then the springs I and II are compressed, the supporting force of the supporting plate is distributed in a large left direction and a small right direction through the springs I and II which are unequal in number, the blank is automatically inclined rightwards under the action of gravity to press the supporting plate, the blank naturally slides downwards, and the blank after being discharged can be more stably and smoothly fed into a subsequent conveying mechanism by the aid of the guide plate which is matched with the inclined plane design.
As a further scheme of the invention, the cross section shapes of the first auxiliary hook and the second auxiliary hook are in opposite hook shapes, and the first auxiliary hook and the second auxiliary hook are distributed in central symmetry by taking the axial direction of the rotating column as a reference;
first supplementary hook and No. two supplementary hooks are identical, and after 180 upset is accomplished to the bed die, the supplementary hook of No. two that is located the right side will change into with the same position and the distribution of original supplementary hook for the couple can accomplish subsequent upset downwards automatically, has realized carrying out the reciprocating motion in-process of stock press forming, accomplishes the preparation work to the bed die upset automatically.
As a further scheme of the invention, a rotating column is movably sleeved in the sliding block, one end of the inner side of the rotating column is fixedly connected with the lower die, the height value of the sliding block is the same as that of the sliding block, and the height value of the first moving groove is the same as that of the second moving groove;
the beginning on the one hand of No. two shifting chutes is that the buffering function to the bed die is accomplished to the cooperation of "brake mechanism" including No. two shifting chutes, stopper and No. three springs, No. two springs and backup pad, simultaneously, when the bed die overturns, removes along the inner wall of No. two shifting chutes through driving the slider, and supplementary bed die carries out the upset operation.
As a further scheme of the invention, the cross section of the hook is in an L shape, and the hook is clamped with the first auxiliary hook when moving downwards;
the couple of "L" shape structure can carry out ascending hook-up operation to an auxiliary hook, and simultaneously, the couple can also be in order to avoid the last inclined plane region of an auxiliary hook through cup jointing in the surface of spliced pole, automatic rotation after it receives an auxiliary hook spacing.
As a further scheme of the invention, the top of the supporting plate is in limit contact with the bottom of the lower die, and the supporting plate is elastically supported at the bottom of the lower die through a first spring and a second spring; the support of the lower die comes from the hard supports of the sliding block, the limiting block, the third spring and the like on one hand, and also comes from the soft supports of the first spring, the second spring and the supporting plate on the other hand, so that the buffer performance of the lower die is enhanced on the premise of keeping the stable support of the lower die.
A forming process of a slip casting device for ceramic manufacturing comprises the following steps:
firstly, injecting slurry into a cavity, carrying out a water absorption reaction on slurry blanks by a lower die, starting a hydraulic rod and driving a movable plate, an upper die and a hook to move downwards;
the downward moving hook hooks the first auxiliary hook, and meanwhile, the upper die enters the inside of the cavity downwards to be pressed to form the blank;
then, the upper die presses the lower die downwards and drives the rotating column and the sliding block to move downwards, the supporting plate is driven to move downwards, the first spring and the second spring are compressed, the sliding block presses the limiting block downwards, the limiting block moves towards the left side and the right side of the inner wall of the second moving groove, and the third spring is compressed; the slide block completely enters the inside of the second moving groove;
then, the left end and the right end of the sliding block are respectively pressed by the rubber strips, the hydraulic rod is controlled to upwards drive the moving plate, the upper die and the hook to reset, the lower die is driven to overturn by 180 degrees, and the hook is unhooked from the first auxiliary hook after the lower die rotates by more than 90 degrees;
after the lower die is turned for 180 degrees, a heating wire is started and the blank is heated through the supporting plate, the blank subjected to heating and demolding is pressed downwards to form the supporting plate, and the first spring and the second spring are compressed downwards;
when the blank is completely separated from the die cavity, the die cavity presses the supporting plate through gravity to enable the supporting plate to incline rightwards, and the blank slowly slides downwards along the inclined supporting plate and is conveyed downwards along the guide plate to the conveyor belt.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention hooks a first auxiliary hook when a hook moves downwards by movably sleeving a connecting column, then drives a lower die provided with a formed blank to rotate anticlockwise around the axial direction of a rotating column by the first auxiliary hook when the hook moves upwards so that the lower die completes the turnover in an angle, a side cavity provided with the blank is opposite to the front surface of a support frame, when the lower die is driven by the hook to turn over, the angle adaptation to the lower die during the rotation is completed by driving a sliding block and the rotating column to move rightwards along the inner wall of a second moving groove, after the lower die is turned over, the lower die is automatically reset by a third spring and a limiting block, a support plate is automatically pressed downwards by the gravity of the formed blank to the support plate, on one hand, the automatic demoulding is completed, and simultaneously, the support plate naturally inclines rightwards after being influenced by the gravity of the blank by the first spring and the second spring which are unequal in quantity, automatic unloading is accomplished in cooperation stock guide, has improved the work efficiency of device.
2. The invention supports the lower die during the injection molding process by arranging the first spring, the second spring and the support plate, when the upper die presses the blank in the lower die downwards, the rotating column drives the sliding block downwards and presses the limiting block, the limiting blocks which are distributed on the left and right of the inner wall of the second moving groove are far away from each other, so that the sliding block is completely clamped between the two limiting blocks, the impact force from the hydraulic rod is absorbed by the first spring and the second spring, then the third spring applies pressure to the limiting block, the rubber strip is matched to perform friction pressing on the sliding block entering the second moving groove so as to counteract the upward resilience force of the compressed first spring and the compressed second spring, form the real-time cushioning effect to the bed die through this "brake mechanism", make a spring and No. two springs only be absorbed in the energy of absorption, improved the stability of bed die when the shaping is processed effectively.
3. The blank is supported by the first springs and the second springs which are distributed left and right and are different in quantity, when the blank is completely placed on the supporting plate, the supporting plate is pressed downwards and then the first springs and the second springs are compressed, the supporting force of the supporting plate is distributed in a left-large and right-small mode through the first springs and the second springs which are different in quantity, the blank is automatically inclined rightwards under the action of gravity to press the supporting plate, the blank naturally slides downwards, and the blank after being discharged can be more stably and smoothly placed into a subsequent conveying mechanism by matching with the material guide plate designed on the inclined plane.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view in partial cutaway in elevation of the general structure of the present invention;
FIG. 3 is a schematic side view in partial cutaway of the general structure of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3 of the present invention;
FIG. 5 is a schematic back perspective view of the stand of the present invention;
FIG. 6 is an enlarged schematic view of the structure of FIG. 5 of the present invention at point B;
FIG. 7 is an exploded view of the lower mold, the rotary column, the sliding block, the limiting block, the rubber strip and the third spring of the present invention;
FIG. 8 is an exploded view of the hydraulic ram, moving plate, upper mold, connecting post and hanger of the present invention;
FIG. 9 is a schematic partial bottom perspective view of the overall structure of the present invention;
FIG. 10 is a schematic view showing the distribution of the first spring and the second spring on the top of the support frame according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a support frame; 2. a material guide plate; 3. a molding mechanism; 31. a support pillar; 32. a top frame; 33. a stabilization post; 34. a hydraulic lever; 35. moving the plate; 36. an upper die; 4. connecting columns; 5. hooking; 6. a lower die; 7. a cavity; 8. a first auxiliary hook; 9. a second auxiliary hook; 10. a support plate; 11. a placement groove; 12. heating wires; 13. a card slot; 14. a first spring; 15. a second spring; 16. a first moving groove; 17. a second moving groove; 18. a spin column; 19. a slider; 20. a limiting block; 21. a rubber strip; 22. and a third spring.
Detailed Description
Referring to fig. 1-10, the present invention provides a technical solution: a slip casting device for ceramic manufacturing comprises a support frame 1 and a forming mechanism 3, wherein the forming mechanism 3 comprises a movable plate 35, an upper mold 36 is fixedly installed at the bottom of the movable plate 35, the bottom of the movable plate 35 is movably connected with a hook 5 through a connecting column 4, a material guide plate 2 is fixedly installed on the right side of the support frame 1, a first moving groove 16 and a second moving groove 17 which are communicated up and down are respectively formed in the front side and the rear side of the inner wall of the support frame 1, a rotating column 18 and a sliding block 19 are movably clamped in the first moving groove 16, a lower mold 6 is fixedly connected between the two rotating columns 18, a cavity 7 is respectively formed in the upper surface and the lower surface of the lower mold 6, a second auxiliary hook 9 and a first auxiliary hook 8 are respectively and fixedly connected to the left side and the right side of the top of the lower mold 6, clamping grooves 13 are respectively formed in the left side and the right side, a first spring 14 and a second spring 15 are respectively arranged in the clamping grooves 13, the top parts of the first spring 14 and the second spring 15 are elastically connected with a support plate 10, the bottom of the support plate 10 is provided with a heating mechanism, and the inside of the second moving groove 17 is provided with a limiting block 20 and a third spring 22;
when the device works, slurry is injected into a cavity 7, then a hydraulic rod 34 is started to drive a movable plate 35, an upper mold 36 and a hook 5 to move downwards, the hook 5 can be in contact with an inclined plane at the top of a first auxiliary hook 8 when moving downwards and rotate around the axial direction of a connecting column 4 after being limited, then the hook 5 hooks the bottom of the first auxiliary hook 8 upwards, at the moment, the upper mold 36 is driven to enter the cavity 7, so that a blank is molded through pressing, the lower mold 6 absorbs moisture in the blank through a water absorption function to achieve the purpose of primary dehydration, the bottom of the movable plate 35 is in contact with the lower mold 6 and then presses the lower mold 6 downwards to drive a rotary column 18 and a sliding block 19 to move downwards, on one hand, the support plate 10 is pressed downwards and a first spring 14 and a second spring 15 are compressed, the rotary column 18 moves downwards and presses a left limiting block 20 and a right limiting block 20, so that the limiting blocks 20 are far away from each other and synchronously compress a third spring 22 in a second moving groove 17, electrifying and heating the heating wire 12 to accelerate the forming speed of the blank; after forming, the hydraulic rod 34 is controlled to drive the moving plate 35, the upper die 36 and the hook 5 to move upwards, the lower die 6 is driven by the first auxiliary hook 8 to rotate anticlockwise around the axial direction of the rotary column 18 integrally, the downward part of the support plate 10 rotated by the lower die 6 presses the support plate 10 and compresses the first spring 14 and the second spring 15, the hook 5 and the first auxiliary hook 8 start to unhook after the rotation angle of the lower die 6 exceeds 90 degrees, the lower die 6 is completely turned over for 180 degrees under the action of gravity, so that the die cavity 7 at one side provided with blanks is contacted with the support plate 10, the blanks are gradually separated from the inside of the die cavity 7 and fall on the support plate 10 along with the heating of the heating wire 12, the support plate 10 is pressed downwards by the gravity of the blanks to move downwards, and because the number of the first springs 14 is larger than the second springs 15, the supporting force on the right side of the top of the support plate 10 is slightly small, so that the supporting plate 10 naturally inclines to the right under the gravity of the blank, and the blank naturally slides to the lower right side along the inclined supporting plate 10 and falls along the material guiding plate 2.
The connecting column 4 is movably sleeved with the hook 5 to hook the first auxiliary hook 8 when moving downwards, then the first auxiliary hook 8 drives the lower die 6 filled with the formed blank to rotate anticlockwise around the axial direction of the rotary column 18 when the hook 5 moves upwards, so that the lower die 6 finishes 180-degree turnover, the side cavity 7 filled with the blank is opposite to the front surface of the support frame 1, when the hook 5 drives the lower die 6 to turn over, the slide block 19 and the rotary column 18 are driven to move rightwards along the inner wall of the second moving groove 17 to finish angle adaptation to the lower die 6 during rotation, after the lower die 6 is turned over, the third spring 22 and the limiting block 20 are used for automatically resetting, the support plate 10 is automatically pressed downwards by the gravity of the formed blank to the support plate 10, on one hand, automatic demoulding is finished, and simultaneously, the first spring 14 and the second spring 15 with unequal numbers are used for enabling the support plate 10 to naturally tilt rightwards after being influenced by the gravity of the blank, the automatic blanking is completed by matching with the material guide plate 2, so that the working efficiency of the device is improved.
The lower die 6 is supported during grouting forming processing by the first spring 14, the second spring 15 and the support plate 10, when the blank inside the lower die 6 is pressed downwards by the upper die 36, the rotating column 18 drives the slider 19 downwards and presses the stoppers 20, the stoppers 20 distributed on the inner wall of the second moving groove 17 in the left-right direction move away, the slider 19 is completely clamped between the two stoppers 20, the first spring 14 and the second spring 15 absorb the impact force from the hydraulic rod 34, then the third spring 22 presses the stoppers 20, the slider 19 entering the second moving groove 17 is subjected to friction pressing by matching with the rubber strip 21 to counteract the upward resilience force from the first spring 14 and the second spring 15, the real-time buffer effect on the lower die 6 is formed by the 'brake mechanism', and the first spring 14 and the second spring 15 are only absorbed with energy, the stability of the lower die 6 during molding is effectively improved.
The left side and the right side of the inner wall of the second moving groove 17 are elastically connected with a third spring 22, the other ends of the two second moving grooves 17 are elastically connected with limiting blocks 20, and opposite ends of the two limiting blocks 20 are fixedly connected with rubber strips 21;
the stopper 20 is elastically supported in the second moving groove 17 by the third spring 22, when the slider 19 moves downward, the stopper 20 is pressed to move and compress in the direction of the third spring 22, but the design does not buffer the lower mold 6, but is used for "braking" the first spring 14 and the second spring 15, the slider 19 inevitably compresses the first spring 14 and the second spring 15 downward by the support plate 10 as the lower mold 6 moves downward, at this time, the first spring 14 and the second spring 15 are compressed and absorb most of the impact force, but once the pressing force from the upper mold 36 disappears, the first spring 14 and the second spring 15 which lose the stopper are rebounded upward rapidly, and the third spring 22 presses the stopper 20 and the rubber strip 21, so that the slider 19 entering the second moving groove 17 is blocked by the friction force formed by the pressing of the two ends, so that the slider 19 does not move upward immediately but moves upward slowly, thereby completing the buffering operation in cooperation with the first spring 14 and the second spring 15.
The forming mechanism 3 comprises a supporting column 31, a top frame 32 is fixedly mounted at the top of the supporting column 31, a hydraulic rod 34 is fixedly mounted at the top of the top frame 32, a movable plate 35 is fixedly connected with the telescopic end of the hydraulic rod 34, an upper die 36 is fixedly mounted at the bottom of the movable plate 35, a stabilizing column 33 is fixedly mounted at the top of the movable plate 35, the stabilizing column 33 upwards penetrates through the top frame 32 and is in adaptive sleeving distribution, a connecting column 4 is fixedly connected to the right side of the bottom of the movable plate 35, and a hook 5 is movably sleeved on the outer surface of the connecting column 4;
the hydraulic rod 34 drives the moving plate 35 to move downwards, so as to drive the upper die 36 to move downwards and perform the press forming operation, and the stabilizing columns 33 are distributed on the top of the top frame 32 in a sleeved mode, so that the stability of the moving plate 35 and the upper die 36 during movement can be improved.
The heating mechanism comprises a heating wire 12, a placing groove 11 is formed in the bottom of the supporting plate 10, and the heating wire 12 is fixedly installed inside the placing groove 11;
the heating wires 12 are distributed inside the placing groove 11, and after the lower mold 6 finishes the turning operation, the blank filled with the molding is contacted with the top of the supporting plate 10, and at this time, the heating wires 12 can heat the blank to rapidly demold the blank.
The number of the clamping grooves 13 is ten, the clamping grooves are uniformly distributed on the left side and the right side of the top of the support frame 1, the elastic coefficients of the first springs 14 are the same as those of the second springs 15, the number of the first springs 14 is five, and the number of the second springs 15 is three;
the blank is supported by the first springs 14 and the second springs 15 which are distributed left and right and are different in number, when the blank completely falls on the supporting plate 10, the supporting plate 10 can be pressed downwards, then the first springs 14 and the second springs 15 are compressed, supporting force of the supporting plate 10 is distributed in a large left direction and a small right direction through the first springs 14 and the second springs 15 which are different in number, the blank is automatically inclined rightwards to press the supporting plate 10 under the action of gravity, the blank naturally slides downwards, and the guide plate 2 matched with the inclined plane design enables the blank after blanking to be more stably and smoothly dropped into a subsequent conveying mechanism.
The cross sections of the first auxiliary hook 8 and the second auxiliary hook 9 are in opposite hook shapes, and the first auxiliary hook and the second auxiliary hook are distributed in central symmetry by taking the axial direction of the rotating column 18 as a reference;
first supplementary hook 8 is the exact same with second supplementary hook 9, and after 180 upsets were accomplished to bed die 6, the second supplementary hook 9 that is located the right side will change into the position and the distribution the same with original supplementary hook 8 for couple 5 can accomplish subsequent upset downwards automatically, has realized carrying out the reciprocating motion in-process of stock press forming, accomplishes the preparation work to the bed die 6 upset automatically.
Wherein, the inside of the slide block 19 is movably sleeved with a rotary column 18, one end of the inner side of the rotary column 18 is fixedly connected with the lower die 6, the height value of the slide block 19 is the same as that of the slide block 19, and the height value of the first moving groove 16 is the same as that of the second moving groove 17;
the second moving groove 17 starts to complete the buffering function of the lower mold 6 by using a brake mechanism including the second moving groove 17, a limiting block 20 and a third spring 22 to cooperate with the first spring 14, the second spring 15 and the supporting plate 10, and meanwhile, when the lower mold 6 is turned, the lower mold 6 is assisted to be turned by driving the sliding block 19 to move along the inner wall of the second moving groove 17.
The cross section of the hook 5 is L-shaped, and the hook 5 is clamped with the first auxiliary hook 8 when moving downwards;
the couple 5 of "L" shape structure can carry out ascending hook-up operation to auxiliary hook 8, and simultaneously, couple 5 can also be in order to avoid auxiliary hook 8's the last inclined plane region through cup jointing in the surface of spliced pole 4, automatic rotation after it receives auxiliary hook 8 spacing.
The top of the support plate 10 is in limit contact with the bottom of the lower die 6, and the support plate 10 is elastically supported at the bottom of the lower die 6 through a first spring 14 and a second spring 15; the support of the lower die 6 comes from the hard support of the sliding block 19, the limiting block 20, the third spring 22 and the like, and also comes from the soft support of the first spring 14, the second spring 15 and the supporting plate 10, so that the buffer performance of the lower die 6 is enhanced on the premise of keeping the stable support of the lower die 6.
A forming process of a slip casting device for ceramic manufacture comprises the following steps:
firstly, injecting slurry into a cavity 7, carrying out a water absorption reaction on a slurry blank by a lower die 6, starting a hydraulic rod 34 and driving a movable plate 35, an upper die 36 and a hook 5 to move downwards;
the downward moving hook 5 hooks the first auxiliary hook 8, and simultaneously, the upper die 36 enters the cavity 7 downwards to be pressed so as to form the blank;
then, the upper die 36 presses the lower die 6 downwards and drives the rotary column 18 and the slide block 19 to move downwards, the support plate 10 is driven to move downwards, the first spring 14 and the second spring 15 are compressed, the slide block 19 presses the limiting block 20 downwards, the limiting block 20 moves towards the left side and the right side of the inner wall of the second moving groove 17, and the third spring 22 is compressed; the slide block 19 completely enters the inside of the second moving groove 17;
then, the left end and the right end of the sliding block 19 are respectively pressed by the rubber strips 21, the hydraulic rod 34 is controlled to upwards drive the moving plate 35, the upper die 36 and the hook 5 to reset, the lower die 6 is driven to turn over 180 degrees, and the hook 5 is unhooked from the first auxiliary hook 8 after the lower die 6 rotates for more than 90 degrees;
after the lower die 6 is turned for 180 degrees, the heating wire 12 is started and the blank is heated through the support plate 10, the blank subjected to heating and demolding is pressed downwards to the support plate 10, and the first spring 14 and the second spring 15 are compressed downwards;
when the blank is completely separated from the cavity 7, the cavity 7 presses the support plate 10 by gravity to incline right, and the blank slides downwards slowly along the inclined support plate 10 and is conveyed downwards along the guide plate 2 to the conveyor belt.
Claims (10)
1. The utility model provides a slip casting device for ceramic manufacturing, includes support frame (1) and forming mechanism (3), forming mechanism (3) are including movable plate (35), the bottom fixed mounting of movable plate (35) has last mould (36), its characterized in that: the bottom of the movable plate (35) is movably connected with a hook (5) through a connecting column (4), a material guide plate (2) is fixedly installed on the right side of the support frame (1), a first moving groove (16) and a second moving groove (17) which are communicated up and down are respectively formed in the front side and the rear side of the inner wall of the support frame (1), rotating columns (18) and sliders (19) are movably clamped in the first moving groove (16), a lower die (6) is fixedly connected between the two rotating columns (18), cavities (7) are respectively formed in the upper surface and the lower surface of the lower die (6), a second auxiliary hook (9) and a first auxiliary hook (8) are respectively fixedly connected to the left side and the right side of the top of the support frame (1), clamping grooves (13) are respectively formed in the left side and the right side, a first spring (14) and a second spring (15) are respectively arranged in the clamping grooves (13), the top elastic connection of a spring (14) and No. two spring (15) has backup pad (10), the bottom of backup pad (10) is provided with heating mechanism, the inside of No. two shifting chutes (17) is provided with stopper (20) and No. three spring (22).
2. The apparatus of claim 1, wherein: the equal elastic connection in the left and right sides of No. two shift grooves (17) inner wall has No. three springs (22), two the equal elastic connection in the other end of No. two shift grooves (17) has stopper (20), two the equal fixedly connected with rubber strip (21) in looks remote site of stopper (20).
3. The slip casting apparatus for ceramic manufacturing according to claim 1, wherein: forming mechanism (3) are including support column (31), the top fixed mounting of support column (31) has roof-rack (32), the top fixed mounting of roof-rack (32) has hydraulic stem (34), the flexible end fixedly connected with movable plate (35) of hydraulic stem (34), the bottom fixed mounting of movable plate (35) has last mould (36), the top fixed mounting of movable plate (35) has stabilization column (33), stabilization column (33) upwards run through roof-rack (32) and are the adaptation and cup joint and distribute, the right side fixedly connected with spliced pole (4) of movable plate (35) bottom, couple (5) have been cup jointed in the surface activity of spliced pole (4).
4. The apparatus of claim 1, wherein: the heating mechanism comprises a heating wire (12), a placing groove (11) is formed in the bottom of the supporting plate (10), and the heating wire (12) is fixedly mounted inside the placing groove (11).
5. The apparatus of claim 1, wherein: the quantity of draw-in groove (13) is ten and evenly distributed in the left and right sides at support frame (1) top, the elastic coefficient of a spring (14) is the same with No. two spring (15), the quantity of a spring (14) is five, the quantity of No. two spring (15) is three.
6. The apparatus of claim 1, wherein: the cross section shapes of the first auxiliary hook (8) and the second auxiliary hook (9) are in opposite hook shapes, and the first auxiliary hook and the second auxiliary hook are distributed in central symmetry by taking the axial direction of the rotating column (18) as a reference.
7. The apparatus of claim 1, wherein: the inner part of the sliding block (19) is movably sleeved with a rotating column (18), one end of the inner side of the rotating column (18) is fixedly connected with the lower die (6), the height value of the sliding block (19) is identical to that of the sliding block (19), and the height value of the first moving groove (16) is identical to that of the second moving groove (17).
8. The apparatus of claim 1, wherein: the cross section of the hook (5) is L-shaped, and the hook (5) is clamped with the first auxiliary hook (8) when moving downwards.
9. The apparatus of claim 1, wherein: the top of backup pad (10) and the spacing contact in bottom of bed die (6), backup pad (10) are through a spring (14) and No. two spring (15) elastic support in the bottom of bed die (6).
10. The molding process of the slip casting apparatus for ceramic manufacture according to claims 1 to 9, wherein: the method comprises the following steps:
firstly, injecting slurry into a cavity (7), carrying out water absorption reaction on slurry blanks by a lower die (6), starting a hydraulic rod (34) and driving a moving plate (35), an upper die (36) and a hook (5) to move downwards;
the downward moving hook (5) hooks the first auxiliary hook (8), and meanwhile, the upper die (36) enters the cavity (7) downwards to be pressed so as to form the blank;
then, the upper die (36) presses the lower die (6) downwards and drives the rotary column (18) and the sliding block (19) to move downwards, the supporting plate (10) is driven to move downwards, the first spring (14) and the second spring (15) are compressed, the sliding block (19) presses the limiting block (20) downwards, the limiting block (20) moves towards the left side and the right side of the inner wall of the second moving groove (17), and the third spring (22) is compressed; the sliding block (19) completely enters the inside of the second moving groove (17);
then, the left end and the right end of the sliding block (19) are respectively pressed by a rubber strip (21), a hydraulic rod (34) is controlled to upwards drive the moving plate (35), the upper die (36) and the hook (5) to reset, the lower die (6) is driven to turn over 180 degrees, and the hook (5) is unhooked from the first auxiliary hook (8) after the lower die (6) rotates for more than 90 degrees;
after the lower die (6) is turned for 180 degrees, a heating wire (12) is started and the blank is heated through the support plate (10), the blank subjected to heating and demolding is downwards pressed on the support plate (10), and the first spring (14) and the second spring (15) are downwards compressed;
when the blank is completely separated from the die cavity (7), the die cavity (7) presses the supporting plate (10) through gravity to enable the supporting plate to incline rightwards, and the blank slowly slides downwards along the inclined supporting plate (10) and is conveyed downwards along the material guide plate (2) to the conveyor belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210657947.4A CN114986663A (en) | 2022-06-10 | 2022-06-10 | Slip casting device for ceramic manufacturing and process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210657947.4A CN114986663A (en) | 2022-06-10 | 2022-06-10 | Slip casting device for ceramic manufacturing and process thereof |
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