CN103342549B - Production method of ceramic cover with independent lifting handle - Google Patents
Production method of ceramic cover with independent lifting handle Download PDFInfo
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- CN103342549B CN103342549B CN201310294394.1A CN201310294394A CN103342549B CN 103342549 B CN103342549 B CN 103342549B CN 201310294394 A CN201310294394 A CN 201310294394A CN 103342549 B CN103342549 B CN 103342549B
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Abstract
The invention discloses a production method of a ceramic cover with an independent lifting handle. The production method comprises the following production steps of: (1) molding a cover green body and a lifting handle green body by slip casting and then carrying out biscuit firing, wherein opposite stepped concave seats are arranged on the cover, and the shapes of two ends of the lifting handle corresponds to those of the concave seats; (2) producing cover ceramic glaze for later use, and producing lifting handle ceramic glaze for later use; (3) glazing the cover green body by using the cover ceramic glaze, glazing the lifting handle green body by using the lifting handle ceramic glaze, placing the two ends of the lifting handle green body corresponding to the concave seats of the cover green body, and producing a ceramic cover green body; and (4) carrying out glaze firing on the ceramic cover green body to produce a product. The production method can be used for improving the yield of the ceramic cover, the cover and the lifting handle of the fired ceramic cover can be in different colors, and the ceramic cover is attractive due to the contrast of the colors; a boundary line at the glaze junction of the cover and the lifting handle of the produced ceramic cover product is relatively clear, and an obvious mutual melting phenomenon does not occur.
Description
Technical field
The present invention relates to ceramic field, specifically a kind of ceramic cap production method with independent handle.
Background technology
Traditional ceramic cap is normally provided with the circular decorative pearl on top of an official cap on lid, is convenient to user and lifts.In recent years, start on the lid of ceramic cap, to attempt arranging arc shaped handle, handle and ceramic cap integrative-structure.There are several problems in such structure, the one, and handle is less, is semi-independent of outside lid, when injection forming, the mobility of ceramic mud is required to difference, easily occurs distortion; The 2nd, handle be made to be stamped colour contrast very difficult with pottery, need workman's Freehandhand-drawing glazing, cost is larger.
Summary of the invention
For overcoming above-mentioned deficiency, the invention provides a kind of ceramic cap production method with independent handle.
With a ceramic cap production method for independent handle, it is characterized in that, comprise following production stage:
(1) get respectively porcelain mud through batching, ball milling conventional in ceramic production technology, sieve, after dehydration, old, pugging, injection forming be lid base substrate and handle base substrate, then in 700～800 DEG C of biscuitings 4.5～5.5 hours;
On described lid, be provided with relative step type dimple, handle two ends shape is corresponding with dimple;
(2) get by weight percentage aluminum oxide 1～2%, quartz 14～16%, talcum 6～8%, marble 14～16%, kaolin 8～12%, potassium felspar sand 27～34%, albite 8～12%, Quilonum Retard 0.03～0.05%, Strontium carbonate powder 0.01～0.03%, zirconium white 0.01～0.03%, cobalt oxide 0.001～0.003%, titanium oxide 0.01～0.02%, colorant 0～15%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make lid enamel for subsequent use;
Get by weight percentage aluminum oxide 1～2%, quartz 14～16%, talcum 6～8%, marble 14～16%, kaolin 8～10%, potassium felspar sand 27～32%, albite 8～10%, Quilonum Retard 0.03～0.05%, Strontium carbonate powder 0.01～0.03%, zirconium white 0.01～0.03%, cobalt oxide 0.001～0.003%, titanium oxide 0.01～0.02%, barium carbonate 2～3%, zinc oxide 1～3%, colorant 0～15%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make handle enamel for subsequent use;
Above-mentioned colorant is one or more mixtures of ferric oxide, titanium oxide, chromic oxide, zinc oxide, aluminum oxide, manganese oxide, zirconium white, stannic oxide and weisspiessglanz;
(3) respectively by lid enamel glazing for the lid base substrate after biscuiting, handle enamel glazing for handle base substrate after biscuiting, the two glazing time phase difference is no more than 10 minutes, naturally dry after 1～2 hour, the dimple of the corresponding lid base substrate in handle base substrate two ends is placed, and pressed for 3～5 seconds with subordinate, so that the dimple of handle base substrate two ends and lid base substrate is fully bonding by enamel, make ceramic cap base substrate;
(4) ceramic cap base substrate is carried out to glaze firing, glaze firing was specifically at the uniform velocity warmed up to 600 DEG C since the initial kiln temperature of 20～70 DEG C in 5～6 hours, in 4～5 hours, be at the uniform velocity warmed up to 1100 DEG C from 600 DEG C again, in 2～3 hours, be at the uniform velocity warmed up to 1240～1280 DEG C from 1100 DEG C again, make product.
Described step type dimple, can be two steps, three steps or more, and step is more, and the contact area of handle and lid is larger, more firm each other.
The lid position of described handle below is concave shape, and more convenient like this user takes with portable.
Described step (3) makes after ceramic cap base substrate, first ceramic cap base substrate is placed in to-5～-10 DEG C of freezers 5～8 minutes, then ceramic cap base substrate is placed in to the baking oven 5～8 minutes of 20～30 DEG C; Ceramic cap base substrate is placed in to-15～-20 DEG C of freezers 10～12 minutes again, then ceramic cap base substrate is placed in to the baking oven 10～12 minutes of 40～50 DEG C, the production process that finally enters step (4).Cold and heat succeed each other and progressively increase the processing mode of the temperature difference by this, excessive moisture in base substrate and enamel fully can be discharged and be unlikely to produce pore, make lid enamel, handle enamel and separately between base substrate bonding force better, enamel quality is more solid, glossiness is better.
The present invention is by setting table stepwise dimple on lid, can be by the independent moulding respectively of lid and handle, then glazing respectively, form different enamel layer (being glaze), then corresponding handle two ends dimple is placed, burn till.After burning till, lid and handle are just sintered to fix by the enamel layer at step type dimple and handle two ends, and the two contact area is large, stabilized structure.The present invention has selected suitable enamel formula, close lid and handle enamel composition have ensured that the two can carry out glaze firing under same firing condition, and for lid enamel and handle enamel can bondingly and not obvious mutually be melted mutually, increase the connection power of the two, the latter two are more firm in glaze firing, in the enamel formula of the two, all add micro-Quilonum Retard, Strontium carbonate powder, zirconium white, cobalt oxide, and titanium oxide, in the enamel formula of handle, increase a small amount of barium carbonate, zinc oxide, and adopt special glaze firing technique to control, the two can obviously not melt further guarantee mutually.
The present invention can allow lid and handle independently be shaped to respectively base substrate by processing requirement separately, and handle ratio of briquetting is high, has further improved the yield rate of ceramic cap; Can also, by adjusting colorant composition and the ratio in enamel, execute respectively the enamel that upper color is different to lid with handle, make the lid of the ceramic cap burning till and handle present distinct colors, the contrast of color can make ceramic cap more attractive in appearance; The lid of the ceramic cap product making and handle glaze intersection line of delimitation are comparatively clear, do not occur significantly melting mutually phenomenon.
Brief description of the drawings
Fig. 1 is the product appearance schematic diagram that the present invention makes.
Fig. 2 is the schematic diagram that removes handle 2 in Fig. 1.
Fig. 3 is the upward view of Fig. 1.
Fig. 4 is the A-A sectional view of Fig. 1.
Fig. 5 is that Fig. 4 removes the exploded view after lid enamel layer 4 and handle enamel layer 5.
Fig. 6 is near the enlarged diagram at step type dimple 3 positions in Fig. 4.
In figure, indicate as follows: 1---lid base substrate; 2---handle base substrate; 3---step type dimple; 4---lid enamel layer; 5---handle enamel layer; 6---handle two ends; 7---the lid position of handle below.
Embodiment
By the following examples and comparative example the present invention will be described in detail.
Embodiment 1:(1) get respectively porcelain mud through batching, ball milling conventional in ceramic production technology, sieve, after dehydration, old, pugging, injection forming be lid base substrate and handle base substrate, then in 750 DEG C of biscuitings 5 hours;
On described lid, be provided with relative step type dimple, handle two ends shape is corresponding with dimple; The lid position of described handle below is concave shape;
(2) get by weight percentage aluminum oxide 1.5%, quartz 15.5%, talcum 7%, marble 15%, kaolin 11%, potassium felspar sand 32%, albite 11%, Quilonum Retard 0.04%, Strontium carbonate powder 0.02%, zirconium white 0.02%, cobalt oxide 0.002%, titanium oxide 0.01%, ferric oxide 6.908%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make lid enamel for subsequent use;
Get by weight percentage aluminum oxide 1.5%, quartz 15.5%, talcum 7%, marble 15%, kaolin 10%, potassium felspar sand 30%, albite 10%, Quilonum Retard 0.04%, Strontium carbonate powder 0.02%, zirconium white 0.02%, cobalt oxide 0.002%, titanium oxide 0.01%, barium carbonate 2%, zinc oxide 2%, manganese oxide 6.908%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make handle enamel for subsequent use;
(3) respectively by lid enamel glazing for the lid base substrate after biscuiting, handle enamel glazing for handle base substrate after biscuiting, the two glazing time phase difference 5 minutes, naturally dry after 1.5 hours, the dimple of the corresponding lid base substrate in handle base substrate two ends is placed, and pressed for 4 seconds with subordinate, so that the dimple of handle base substrate two ends and lid base substrate is fully bonding by enamel, make ceramic cap base substrate;
(4) ceramic cap base substrate is carried out to glaze firing, glaze firing was specifically at the uniform velocity warmed up to 600 DEG C since the initial kiln temperature of 40 DEG C in 6 hours, in 4 hours, be at the uniform velocity warmed up to 1100 DEG C from 600 DEG C again, in 3 hours, be at the uniform velocity warmed up to 1260 DEG C from 1100 DEG C again, make the product of embodiment 1, see Fig. 1～6.The complete flawless of this product glaze, it is coffee-like that lid glaze is, and handle glaze is bronze-colored, and lid and handle glaze intersection line of delimitation are comparatively clear, do not occur significantly melting mutually phenomenon; Two hands of being grown up pull at lid and handle, cannot break.
Embodiment 2: as different from Example 1, described step (3) makes after ceramic cap base substrate, is first placed in ceramic cap base substrate in-8 DEG C of freezers 6 minutes, then ceramic cap base substrate is placed in to the baking oven 6 minutes of 25 DEG C; Ceramic cap base substrate is placed in to-18 DEG C of freezers 10 minutes again, then ceramic cap base substrate is placed in to the baking oven 11 minutes of 45 DEG C, the production process that finally enters step (4), makes the product of embodiment 2.The product enamel quality of embodiment 2 is more solid, brushes away on glaze with mica under-cutter, does not leave tool marks, and glossiness is better than the product of embodiment 1.
Comparative example 1: as different from Example 1, do not add Quilonum Retard, Strontium carbonate powder, zirconium white, cobalt oxide and titanium oxide in lid and handle enamel.Product two hands that make slightly pull at lid and handle, disconnect from both joints (being step type dimple), and lid glaze and handle glaze occur melting mutually phenomenon, and glaze intersection line of delimitation is fuzzy.
Comparative example 2: as different from Example 1, do not increase barium carbonate, zinc oxide in the enamel formula of handle.There is peeling phenomenon in the product handle glaze making, and lid glaze and handle glaze intersection line of delimitation fuzzy.
Comparative example 3: as different from Example 1, in step (4), not to be at the uniform velocity warmed up to 600 DEG C since the initial kiln temperature of 40 DEG C, but traditional initial kiln temperature since 200 DEG C of left and right is at the uniform velocity warmed up to 600 DEG C (when traditional ceramics glaze firing, after being all a collection of burning-out, with regard to change again in addition a collection of enter kiln carry out glaze firing, now kiln temperature is conventionally 200 DEG C of left and right).The product making is due to direct grand feu, is combined sufficient time and suitable temperature to enamel with base substrate, occurs and cause the phenomenon that peeling and lid, handle enamel melt mutually in glaze firing process.
Claims (2)
1. the ceramic cap production method with independent handle, is characterized in that, comprises following production stage:
(1) get respectively porcelain mud through batching, ball milling conventional in ceramic production technology, sieve, after dehydration, old, pugging, injection forming be lid base substrate and handle base substrate, then in 700～800 DEG C of biscuitings 4.5～5.5 hours;
On described lid base substrate, be provided with relative step type dimple, handle base substrate two ends shape is corresponding with dimple;
(2) get by weight percentage aluminum oxide 1～2%, quartz 14～16%, talcum 6～8%, marble 14～16%, kaolin 8～12%, potassium felspar sand 27～34%, albite 8～12%, Quilonum Retard 0.03～0.05%, Strontium carbonate powder 0.01～0.03%, zirconium white 0.01～0.03%, cobalt oxide 0.001～0.003%, titanium oxide 0.01～0.02%, colorant 0～15%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make lid enamel for subsequent use;
Get by weight percentage aluminum oxide 1～2%, quartz 14～16%, talcum 6～8%, marble 14～16%, kaolin 8～10%, potassium felspar sand 27～32%, albite 8～10%, Quilonum Retard 0.03～0.05%, Strontium carbonate powder 0.01～0.03%, zirconium white 0.01～0.03%, cobalt oxide 0.001～0.003%, titanium oxide 0.01～0.02%, barium carbonate 2～3%, zinc oxide 1～3%, colorant 0～15%, after mixed, drop into ball mill, add clear water, the part by weight of above-mentioned mixed material and clear water is 1:1, cross 325 mesh sieves through the slip of ball milling, make handle enamel for subsequent use;
Above-mentioned colorant is one or more mixtures of ferric oxide, titanium oxide, chromic oxide, zinc oxide, aluminum oxide, manganese oxide, zirconium white, stannic oxide and weisspiessglanz;
(3) respectively by lid enamel glazing for the lid base substrate after biscuiting, handle enamel glazing for handle base substrate after biscuiting, the two glazing time phase difference is no more than 10 minutes, naturally dry after 1～2 hour, the dimple of the corresponding lid base substrate in handle base substrate two ends is placed, and pressed for 3～5 seconds with subordinate, so that the dimple of handle base substrate two ends and lid base substrate is fully bonding by enamel, make ceramic cap base substrate;
(4) ceramic cap base substrate is carried out to glaze firing, glaze firing was specifically at the uniform velocity warmed up to 600 DEG C since the initial kiln temperature of 20～70 DEG C in 5～6 hours, in 4～5 hours, be at the uniform velocity warmed up to 1100 DEG C from 600 DEG C again, in 2～3 hours, be at the uniform velocity warmed up to 1240～1280 DEG C from 1100 DEG C again, make product.
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2. the ceramic cap production method with independent handle according to claim 1, is characterized in that described step type dimple is two steps or three steps.
3. the ceramic cap production method with independent handle according to claim 1, is characterized in that, the lid position of described handle below is concave shape.
4. according to the ceramic cap production method with independent handle described in claim 1,2 or 3, it is characterized in that, described step (3) makes after ceramic cap base substrate, first ceramic cap base substrate is placed in to-5～-10 DEG C of freezers 5～8 minutes, then ceramic cap base substrate is placed in to the baking oven 5～8 minutes of 20～30 DEG C; Ceramic cap base substrate is placed in to-15～-20 DEG C of freezers 10～12 minutes again, then ceramic cap base substrate is placed in to the baking oven 10～12 minutes of 40～50 DEG C, the production process that finally enters step (4).
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