CN111999482A - Method for measuring synthetic performance of water-based acrylic emulsion - Google Patents
Method for measuring synthetic performance of water-based acrylic emulsion Download PDFInfo
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- CN111999482A CN111999482A CN202010982728.4A CN202010982728A CN111999482A CN 111999482 A CN111999482 A CN 111999482A CN 202010982728 A CN202010982728 A CN 202010982728A CN 111999482 A CN111999482 A CN 111999482A
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- 239000000839 emulsion Substances 0.000 title claims abstract description 83
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 224
- 229910052742 iron Inorganic materials 0.000 claims abstract description 112
- 238000001035 drying Methods 0.000 claims abstract description 73
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 15
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 244000137852 Petrea volubilis Species 0.000 claims description 3
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 241000826860 Trapezium Species 0.000 claims 1
- 238000007790 scraping Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 8
- 238000003825 pressing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/32—Paints; Inks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention relates to a method for measuring the synthetic performance of a water-based acrylic emulsion, which adopts a drying and positioning device, wherein the drying and positioning device comprises a drying frame, a clamping unit, a telescopic plate, a bearing bracket, a positioning elastic column and a positioning latch; the method for determining the synthesis performance of the water-based acrylic emulsion by adopting the drying and positioning device comprises the following steps: s1, preparing emulsion; s2, processing the tinned iron sheet; s3, coating emulsion; and S4, drying the tinned iron sheet. The invention can solve the problems existing when the prior galvanized iron sheet is coated with emulsion and dried: the galvanized iron sheet can not keep the galvanized iron sheet in a horizontal state when being coated with emulsion, so that the emulsion is not uniformly coated on the galvanized iron sheet, the emulsion can slip from the galvanized iron sheet to cause waste, the galvanized iron sheet can cause the situation of scraping flowers on an emulsion layer due to mutual collision when being placed in a drying box, and the problem that the emulsion on the galvanized iron sheet is not uniformly dried is solved.
Description
Technical Field
The invention relates to the field of paint performance detection, and particularly relates to a method for determining the synthesis performance of a water-based acrylic emulsion.
Background
The water-based acrylic emulsion is the main component for preparing the coating, and the coating prepared by the water-based acrylic emulsion has the advantages of corrosion resistance, light resistance, good weather resistance, good film forming property and color retention, safe use and the like. The aqueous acrylic emulsion is prepared from various raw materials, so that the performance of the aqueous acrylic emulsion needs to be measured after the preparation is finished.
When the aqueous acrylic emulsion is measured, the aqueous acrylic emulsion needs to be coated on a galvanized iron sheet, and as the aqueous acrylic emulsion needs to be subjected to a plurality of groups of tests, a plurality of groups of galvanized iron sheets need to be coated with the emulsion, then the galvanized iron sheet coated with the emulsion is placed into a drying oven for drying treatment, and then the emulsion on the dried galvanized iron sheet is subjected to the tests of hardness, adhesive force, color, water absorption, alcohol resistance and the like, wherein the problems existing when the existing galvanized iron sheet is coated with the emulsion and dried are as follows:
galvanized iron sheet can't make it keep the horizontally state when carrying out the emulsion and applying paint to the emulsion is applied paint unevenly on galvanized iron sheet, and the emulsion can lead to the fact extravagant from the landing on galvanized iron sheet, can lead to the emulsion layer to appear scraping the condition of flower because of mutual collision when galvanized iron sheet is placed in the drying cabinet, and the emulsion stoving on the galvanized paster is inhomogeneous, thereby influences the later stage and to the survey of emulsion, and the galvanized paster can have the hidden danger of buckling after carrying out the emulsion and applying paint.
Disclosure of Invention
In order to solve the problems, the invention provides a method for measuring the synthetic performance of water-based acrylic emulsion, which adopts a drying positioning device, wherein the drying positioning device comprises a drying frame, a clamping unit, an expansion plate, a bearing bracket, a positioning elastic column and a positioning latch, the drying frame is of a T-shaped structure, the clamping unit is uniformly distributed in the drying frame along the length direction of the drying frame, the clamping unit is arranged between the upper inner wall and the lower inner wall of the drying frame, the lower end of the drying frame is provided with the expansion plate, the expansion plate extends along the width direction of the drying frame, the expansion plate can perform expansion movement, when a galvanized iron sheet is overturned, the galvanized iron sheet is drawn out from the drying frame, so that the bearing bracket can bear the clamping unit, after the emulsion of the galvanized iron sheet is coated, the expansion plate is pushed into the drying frame, the upper side surface of the middle part of the expansion plate is provided with a bearing chute of the T-shaped structure, the invention can clamp and lock a plurality of tinned iron sheets coated with emulsion and turn over the tinned iron sheets to ensure that the tinned iron sheets can be coated with the emulsion when being in a horizontal state, then the tinned iron sheets coated with the emulsion are integrally dried, the clamping unit can clamp and position the galvanized iron sheets, the clamping unit can turn over the tinned iron sheets, and the upper end of the turned clamping unit can be put on the bearing bracket, the positioning latch on the positioning elastic column can position the position of the support bracket, and when the galvanized iron sheets on the clamping units at different positions need to be brushed, the support bracket is locked on the positioning latch at the corresponding position.
The top of the supporting bracket is provided with a supporting plate extending along the length direction of the telescopic plate, and the supporting plate is positioned above the telescopic plate.
The clamping unit comprises an upper chute and a lower chute which are connected to the upper inner wall and the lower inner wall of the drying frame and are uniformly arranged along the length direction of the drying frame, a sliding body is connected in the lower chute in a sliding fit mode, a lower support is installed on the side face, close to one end of the opening of the drying frame, of the sliding body through a rotating shaft, an upper support is installed at the top of the inner end of the lower support through an upright frame, the lower support, the upright frame and the upper support are combined to form a T-shaped structure, the T-shaped structure can clamp and lock the galvanized iron sheet, the upper support and the upper chute can be separated by pulling the lower support outwards, the lower support, the upright frame and the upper support are combined to form the T-shaped structure, the T-shaped structure can be overturned under the action of the rotating shaft on the lower support, and the upper support can be put on the supporting plate, so that galvanized iron sheet is in the horizontally state, and the galvanized iron sheet of horizontality can increase the degree of consistency that the emulsion was applied paint with a brush to improve the survey effect of emulsion, the last emulsion of galvanized iron sheet is applied paint with a brush and is accomplished the back, rotates it to initial position, and with lower carriage, upright frame, upper bracket combination formation T type structure propelling movement to in last spout and the lower chute.
The method for determining the synthesis performance of the water-based acrylic emulsion by adopting the drying and positioning device comprises the following steps:
s1, emulsion preparation: firstly, preparing raw materials of a water-based acrylic emulsion, and standing the prepared emulsion to room temperature;
s2, treating tinned iron sheets: polishing the tin-plated iron sheet by using sand paper, then wiping the side surface of the tin-plated iron sheet which needs to be coated with the emulsion by using absolute ethyl alcohol, and inserting the wiped tin-plated iron sheet into a T-shaped structure formed by combining a lower bracket, an upright bracket and an upper bracket;
s3, emulsion brushing: the lower support, the vertical frame and the upper support corresponding to the tinned iron sheet to be coated with the emulsion are combined to form a T-shaped structure to be drawn out, the tinned iron sheet can be turned under the action of a rotating shaft on the lower support, the coating surface of the tinned iron sheet can be in a horizontal state, the upper support can be put on one end of a bearing support plate far away from a support bracket at the moment, the emulsion is coated on the tinned iron sheet manually by adopting a coating device, the coated tinned iron sheet is turned to an initial position, and the lower support, the vertical frame and the upper support are combined to form a T-shaped structure to be pushed into an upper sliding chute and a lower sliding chute;
s4, drying the tinned iron sheet: and after the tinned iron sheet in the drying frame is coated, placing the drying frame in a drying box for drying treatment, and finally detecting the hardness, the adhesive force, the color, the water absorption rate and the alcohol resistance of the emulsion on the dried tinned iron sheet.
As a preferred technical scheme of the invention, the upper chute and the upper slide block are in a dovetail structure matched with each other, and the lower chute and the slide body are in a T-shaped structure matched with each other, so that the matching precision of the galvanized iron sheet can be increased, and the galvanized iron sheet cannot shake.
According to a preferable technical scheme of the invention, clamping square grooves are respectively arranged on the opposite side surfaces of the lower support and the upper support, the clamping square grooves penetrate through one ends, close to the positioning elastic columns, of the lower support and the upper support, clamping blocks of a telescopic structure are symmetrically arranged on the side walls of the clamping square grooves, and the clamping blocks of the telescopic structure can clamp galvanized iron sheets with certain strength to prevent the galvanized iron sheets from changing in the vertical position.
As a preferable technical scheme of the invention, one end of the opposite side surface of the clamping block, which is close to the positioning elastic column, is provided with an inclined chamfer, and the arrangement is convenient for the upper end and the lower end of the galvanized iron sheet to be inserted between the clamping blocks of the telescopic structure.
As a preferred technical scheme of the invention, the side face of the upright frame, which is close to the positioning elastic column, is provided with a penetrating frame with a U-shaped structure, the side wall of the penetrating frame is symmetrically provided with straightening bodies with telescopic structures, the outer sides of opposite ends of the straightening bodies are provided with inclined chamfers, and the straightening bodies with telescopic structures on the penetrating frame can clamp the side edges of the galvanized iron sheet, so that the galvanized iron sheet is always in a straight state, and the galvanized iron sheet is prevented from being bent.
As a preferred technical scheme of the invention, a clamping groove is arranged on the lower side surface of the middle part of the sliding body, a telescopic fixture block with a telescopic structure is arranged on the lower side wall of the lower sliding groove, the telescopic fixture block is in a trapezoidal structure, a lower pressing bulge is arranged on the lower side surface of the sliding body close to one end of the telescopic plate, the lower pressing bulge is in a triangular structure, the lower end of the lower pressing bulge is an inclined surface, the position of the sliding body can be limited by locking the telescopic fixture block in the clamping groove, the sliding body is prevented from moving out of the lower sliding groove, when the telescopic fixture block is locked in the clamping groove, the upper bracket can be separated from the upper sliding groove, so that the galvanized iron sheet can be overturned, the triangular structure of the lower pressing bulge is matched with the trapezoidal structure of the telescopic fixture block, so that the front end of the sliding body can be pressed down when being contacted with the telescopic fixture block, when the lower bracket, the vertical bracket and the upper bracket are combined, the telescopic clamping block can also limit the front end of the lower support with certain force, so that the galvanized iron sheet is prevented from sliding out.
As a preferred technical scheme of the invention, two groups of hemispherical grooves are symmetrically arranged at the top of the telescopic plate along the width direction of the telescopic plate, telescopic positioning beads matched with the hemispherical grooves are arranged on the side wall of the lower end of the drying frame, when the telescopic positioning beads are locked in the hemispherical grooves at the front end of the telescopic plate, the telescopic plate is in a contraction state, and when the telescopic positioning beads are locked in the hemispherical grooves at the rear end of the telescopic plate, the telescopic plate is in a drawing state.
As a preferable technical scheme of the invention, a handle is arranged on the outer side surface of the expansion plate, and the handle can be used for conveniently and manually drawing out the expansion plate.
As a preferred technical scheme of the invention, a placing square groove is arranged on the side wall of one end of the bearing chute, which is far away from the bearing support plate, the width of the placing square groove corresponds to the width of the lower end of the bearing chute, the length of the placing square groove is greater than that of the bearing bracket, the bearing bracket can be placed in the placing square groove and slide into the bearing chute from the placing square groove, and the telescopic motion of the telescopic plate cannot be influenced by the detachable mode of the bearing bracket.
As a preferable technical scheme of the invention, a lapping frame is arranged above one end of the bearing support plate, which is far away from the bearing bracket, the lapping frame is of a T-shaped structure, one end of the lapping frame, which is far away from the bearing bracket, is connected with an adjusting bolt in a threaded fit mode, the lower end of the adjusting bolt is installed on the bearing support plate through a bearing, limiting columns symmetrically distributed on the outer side of the adjusting bolt are arranged on the bearing support plate, the upper end of each limiting column penetrates through the lapping frame, and the height of the lapping frame can be adjusted by screwing the adjusting bolt, so that when the upper bracket is lapped on the lapping frame, galvanized iron sheets are in a horizontal state.
The invention has the beneficial effects that:
the invention can clamp and lock a plurality of galvanized iron sheets, and draw out and turn over the galvanized iron sheets needing to be coated with emulsion, so that the galvanized iron sheets are in a horizontal state, thereby increasing the coating effect of the emulsion;
the lower support, the vertical support and the upper support are combined to form a T-shaped structure, so that the galvanized iron sheet can be clamped and locked, the clamping block of the telescopic structure can clamp the galvanized iron sheet with certain strength, the galvanized iron sheet is prevented from changing up and down, the straightening body of the telescopic structure can clamp the side edge of the galvanized iron sheet, the galvanized iron sheet is enabled to be in a straight state all the time, and the galvanized iron sheet is prevented from being bent;
the supporting bracket can be placed in the placing square groove and slides into the supporting sliding groove from the placing square groove, the telescopic motion of the telescopic plate cannot be influenced by the detachable mode of the supporting bracket, and the height of the placing frame on the supporting bracket can be adjusted, so that the galvanized iron sheet is in a horizontal state;
the position of the sliding body can be limited by matching the telescopic clamping block with the clamping groove, so that the upper bracket can be separated from the upper sliding groove, and the galvanized iron sheet can be turned over.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic view of a first configuration of the present invention;
FIG. 3 is a second schematic structural view of the present invention;
FIG. 4 is a schematic view of a third construction of the present invention;
FIG. 5 is a cross-sectional view of the present invention;
FIG. 6 is a schematic view of the structure between the expansion plate and the support bracket of the present invention;
fig. 7 is a sectional view between the drying frame and the expansion plate of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 2 to 7, a method for measuring the synthetic performance of a water-based acrylic emulsion adopts a drying and positioning device, the drying and positioning device comprises a drying frame 1, a clamping unit 2, a retractable plate 3, a support bracket 4, a positioning elastic column 5 and a positioning latch 6, the drying frame 1 is of a T-shaped structure, the clamping unit 2 is uniformly distributed in the drying frame 1 along the length direction, the clamping unit 2 is installed between the upper inner wall and the lower inner wall of the drying frame 1, the retractable plate 3 is arranged at the lower end of the drying frame 1, the retractable plate 3 extends along the width direction of the drying frame 1, the retractable plate 3 can perform retractable movement, when a galvanized iron sheet is overturned, the galvanized iron sheet is drawn out from the drying frame 1, so that the support bracket 4 can support the clamping unit 2, and after the galvanized iron sheet emulsion is coated, the retractable plate 3 is pushed into the drying frame 1, the outer side surface of the expansion plate 3 is provided with a handle which can facilitate manual drawing out of the expansion plate 3, the upper side surface of the middle part of the expansion plate 3 is provided with a bearing chute 31 with a T-shaped structure, the lower end of a bearing bracket 4 is connected with the bearing chute 31 in a sliding fit manner, one end of the lower end of the bearing bracket 4, which is far away from the drying frame 1, is provided with a V-shaped groove 41, the side wall of the bearing chute 31 is provided with horizontally arranged positioning elastic columns 5 in a sliding fit manner, the positions of the positioning elastic columns 5 correspond to the positions of the clamping units 2 one by one, the outer ends of the positioning elastic columns 5 penetrate through the outer side surface of the expansion plate 3, and the inner ends of the positioning elastic columns 5 are provided with positioning latch teeth 6 with a V-shaped structure matched with the V-shaped groove 41. The tin-plated iron sheet after will applying paint later carries out whole stoving, clamping unit 2 can carry out the centre gripping location to the galvanized iron sheet, clamping unit 2 can also overturn it, the upper end of clamping unit 2 after the upset can be taken on supporting bracket 4, the location latch 6 on the location bullet post 5 can fix a position supporting bracket 4's position, when the action is applied paint to the galvanized iron sheet on different positions clamping unit 2 to needs, with supporting bracket 4 locking on the location latch 6 of relevant position.
3 tops of expansion plate be provided with two sets of half spherical groove 32 along its width direction symmetry, be provided with on the 1 lower extreme lateral wall of stoving frame with half spherical groove 32 matched with flexible location pearl 33, flexible location pearl 33 locking is in the shrink state during the half spherical groove 32 of 3 front ends of expansion plate, expansion plate 3 is in the state of taking out when the half spherical groove 32 of 3 rear ends of expansion plate is locked to flexible location pearl 33.
A supporting plate 43 extending in the length direction of the telescopic plate 3 is mounted on the top of the supporting bracket 4, and the supporting plate 43 is located above the telescopic plate 3.
The lateral wall of the one end of bearing support board 43 is kept away from to bearing spout 31 be provided with and places square groove 34, the width of placing square groove 34 is corresponding with the width of bearing spout 31 lower extreme, the length of placing square groove 34 is greater than the length of bearing bracket 4, bearing bracket 4 can be put into from placing square groove 34 to in sliding to bearing spout 31 from placing square groove 34, make its concertina movement that can not influence expansion plate 3 through the detachable mode of bearing bracket 4.
The clamping unit 2 comprises an upper sliding groove 21 and a lower sliding groove 22 which are connected to the upper inner wall and the lower inner wall of the drying frame 1 and are uniformly arranged along the length direction of the drying frame 1, a sliding body 23 is connected to the lower sliding groove 22 in a sliding fit manner, a lower support 24 is arranged on the side face, close to the opening end of the drying frame 1, of the sliding body 23 through a rotating shaft, an upper support 26 is arranged at the top of the inner end of the lower support 24 through an upright support 25, the lower support 24, the upright support 25 and the upper support 26 are combined to form a T-shaped structure, an upper sliding block 27 matched with the upper sliding groove 21 is arranged at the top of the upper support 26, the upper sliding groove 21 and the upper sliding block 27 are in a dovetail-shaped structure matched with each other, the lower sliding groove 22 and the sliding body 23 are in a T-shaped structure matched with each other, the matching precision can be improved, galvanized iron sheets cannot shake, and during specific work, the, The upper bracket 26 is combined to form a T-shaped structure which can clamp and lock galvanized iron sheets, the upper bracket 26 can be separated from the upper chute 21 by pulling the lower bracket 24 outwards, the lower bracket 24, the upright bracket 25 and the upper bracket 26 are combined to form a T-shaped structure which can be overturned under the action of a rotating shaft on the lower bracket 24, so that the upper bracket 26 can be put on the bearing support plate 43, the galvanized iron sheets are in a horizontal state, the galvanized iron sheets in the horizontal state can increase the coating uniformity of the emulsion, the emulsion measurement effect is improved, after the emulsion coating on the galvanized iron sheets is finished, the galvanized iron sheets are rotated to an initial position, and the lower bracket 24, the upright bracket 25 and the upper bracket 26 are combined to form a T-shaped structure which is pushed into the upper chute 21 and the lower chute 22.
The middle lower side surface of the sliding body 23 is provided with a clamping groove 231, the lower side wall of the lower sliding groove 22 is provided with a telescopic fixture block 232 with a telescopic structure, the telescopic fixture block 232 is of a trapezoidal structure, the lower end side surface of the sliding body 23 close to one end of the telescopic plate 3 is provided with a downward pressing bulge 233, the downward pressing bulge 233 is of a triangular structure, the lower end of the downward pressing bulge 233 is an inclined surface, the position of the sliding body 23 can be limited by locking the telescopic fixture block 232 in the clamping groove 231, the sliding body 23 is prevented from moving out of the lower sliding groove 22, when the telescopic fixture block 232 is locked in the clamping groove 231, the upper bracket 26 can be separated from the upper sliding groove 21, the galvanized iron sheet can be turned over, the triangular structure of the downward pressing bulge 233 is matched with the trapezoidal structure of the telescopic fixture block 232, so that the front end of the sliding body 23 can be pressed down when being contacted with the telescopic fixture block 232, and, When the upper bracket 26 is combined to form a T-shaped structure and moves into the upper chute 21 and the lower chute 22, the telescopic fixture block 232 can also limit the front end of the lower bracket 24 with certain force to prevent the galvanized iron sheet from sliding out.
The opposite side of lower carriage 24 and upper bracket 26 on all be provided with centre gripping square groove 28, centre gripping square groove 28 runs through the one end that lower carriage 24 and upper bracket 26 are close to location bullet post 5, the symmetry is provided with extending structure's grip block 29 on the centre gripping square groove 28 lateral wall, extending structure's grip block 29 can carry out the centre gripping of certain dynamics to the galvanized iron sheet, prevents that the galvanized iron sheet from taking place the change of upper and lower position.
The opposite side of the clamping block 29 is provided with an inclined chamfer at one end close to the positioning elastic column 5, and the arrangement is convenient for the upper end and the lower end of the galvanized iron sheet to be inserted between the clamping blocks 29 of the telescopic structure.
The upright frame 25 be close to and be provided with the interlude frame 251 of U type structure on the side of location bullet post 5, the symmetry is provided with extending structure's straightening body 252 on the lateral wall of interlude frame 251, straightening body 252 looks remote site outside is provided with the slope chamfer, the straightening body 252 of extending structure on the frame 251 of interlude can be with the side of galvanized iron sheet grasp for the galvanized iron sheet is in straight state all the time, prevents that the galvanized iron sheet from taking place crooked.
As shown in figure 1, the method for measuring the synthesis performance of the aqueous acrylic emulsion by adopting the drying and positioning device comprises the following steps:
s1, emulsion preparation: firstly, preparing raw materials of a water-based acrylic emulsion, and standing the prepared emulsion to room temperature;
s2, treating tinned iron sheets: polishing the tin-plated iron sheet by using sand paper, wiping the side surface of the tin-plated iron sheet which needs to be coated with the emulsion by using absolute ethyl alcohol, and inserting the wiped tin-plated iron sheet into a T-shaped structure formed by combining the lower support 24, the vertical support 25 and the upper support 26;
s3, emulsion brushing: firstly, the expansion plate 3 is drawn out, so that the expansion positioning beads 33 are locked in the hemispherical groove 32 at the rear end of the expansion plate 3, then the support bracket 4 is put into the support sliding groove 31, the positioning latch 6 on the positioning elastic column 5 is used for positioning the support bracket 4, the lower bracket 24, the vertical bracket 25 and the upper bracket 26 corresponding to the tinned iron sheet to be coated with the emulsion are combined to form a T-shaped structure to be drawn out, at the moment, the expansion latch 232 can be locked in the latching groove 231, the position where the galvanized iron sheet is drawn out is limited, the upper bracket 26 can be separated from the upper sliding groove 21, the tinned iron sheet can be turned over under the action of the upper rotating shaft of the lower bracket 24, so that the coating surface of the tinned iron sheet can be in a horizontal state, at the moment, the upper bracket 26 can be put on the top of the putting frame 44, then, the emulsion is manually coated on the tinned iron sheet by adopting a coater, and the tinned iron sheet is turned over to the, the lower support 24, the upright frame 25 and the upper support 26 are combined to form a T-shaped structure and pushed into the upper chute 21 and the lower chute 22;
s4, drying the tinned iron sheet: after the tinned iron sheet in the drying frame 1 is coated, the drying frame 1 is placed in a drying oven for drying treatment, and finally, the emulsion on the tinned iron sheet after drying is subjected to hardness, adhesive force, color, water absorption and alcohol resistance detection.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The method for measuring the synthetic performance of the water-based acrylic emulsion adopts the following drying and positioning device, wherein the drying and positioning device comprises a drying frame (1), a clamping unit (2), a telescopic plate (3), a bearing bracket (4), a positioning elastic column (5) and a positioning latch (6), and is characterized in that: the drying frame (1) is of a T-shaped structure, clamping units (2) are uniformly distributed in the drying frame (1) along the length direction of the drying frame, the clamping units (2) are installed between the upper inner wall and the lower inner wall of the drying frame (1), an expansion plate (3) is arranged at the lower end of the drying frame (1), the expansion plate (3) extends along the width direction of the drying frame (1), a supporting chute (31) of the T-shaped structure is arranged on the upper side surface of the middle part of the expansion plate (3), the lower end of a supporting bracket (4) is connected with the supporting chute (31) in a sliding fit manner, a V-shaped groove (41) is arranged at one end, away from the drying frame (1), of the lower end of the supporting bracket (4), horizontally arranged positioning elastic columns (5) are arranged on the side wall of the supporting chute (31) in a sliding fit manner, the positions of the positioning elastic columns (5) correspond to the positions of the clamping units (2) one by one, and the outer ends of the, the inner end of the positioning elastic column (5) is provided with a positioning latch (6) with a V-shaped structure matched with the V-shaped groove (41); wherein:
the clamping unit (2) comprises an upper sliding groove (21) and a lower sliding groove (22) which are connected to the upper inner wall and the lower inner wall of the drying frame (1) and are uniformly arranged along the length direction of the drying frame (1), a sliding body (23) is connected in the lower sliding groove (22) in a sliding fit mode, a lower support (24) is installed on the side face, close to one end of an opening of the drying frame (1), of the sliding body (23) through a rotating shaft, an upper support (26) is installed at the top of the inner end of the lower support (24) through an upright frame (25), the lower support (24), the upright frame (25) and the upper support (26) are combined to form a T-shaped structure, and an upper sliding block (27) matched with the upper sliding groove (21) is arranged at the;
a supporting plate (43) extending along the length direction of the telescopic plate (3) is arranged on the top of the supporting bracket (4), and the supporting plate (43) is positioned above the telescopic plate (3);
the method for determining the synthesis performance of the water-based acrylic emulsion by adopting the drying and positioning device comprises the following steps:
s1, emulsion preparation: firstly, preparing raw materials of a water-based acrylic emulsion, and standing the prepared emulsion to room temperature;
s2, treating tinned iron sheets: polishing the tin-plated iron sheet by using sand paper, wiping the side surface of the tin-plated iron sheet which needs to be coated with the emulsion by using absolute ethyl alcohol, and inserting the wiped tin-plated iron sheet into a T-shaped structure formed by combining a lower support (24), an upright support (25) and an upper support (26);
s3, emulsion brushing: the lower support (24), the vertical support (25) and the upper support (26) corresponding to the tinned iron sheet needing to be coated with the emulsion are combined to form a T-shaped structure to be drawn out, the tinned iron sheet can be turned under the action of an upper rotating shaft of the lower support (24), the coating surface of the tinned iron sheet can be in a horizontal state, at the moment, the upper support (26) can be put on one end, away from the support bracket (4), of the support plate (43), then the emulsion is coated on the tinned iron sheet manually by adopting a coater, the coated tinned iron sheet is turned to an initial position, and the lower support (24), the vertical support (25) and the upper support (26) are combined to form a T-shaped structure to be pushed into the upper sliding chute (21) and the lower sliding chute (22);
s4, drying the tinned iron sheet: after the tinned iron sheet in the drying frame (1) is coated, the drying frame (1) is placed in a drying oven for drying treatment, and finally, the emulsion on the tinned iron sheet after drying is subjected to hardness, adhesive force, color, water absorption and alcohol resistance detection.
2. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the upper sliding groove (21) and the upper sliding block (27) are in dovetail structures matched with each other, and the lower sliding groove (22) and the sliding body (23) are in T-shaped structures matched with each other.
3. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the side surfaces of the lower support (24) and the upper support (26) opposite to each other are provided with clamping square grooves (28), the clamping square grooves (28) penetrate through one ends, close to the positioning elastic columns (5), of the lower support (24) and the upper support (26), and clamping blocks (29) of telescopic structures are symmetrically arranged on the side walls of the clamping square grooves (28).
4. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: and an inclined chamfer is arranged at one end of the opposite side surface of the clamping block (29) close to the positioning elastic column (5).
5. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the side face, close to the positioning elastic column (5), of the vertical frame (25) is provided with a penetrating and inserting frame (251) with a U-shaped structure, the side wall of the penetrating and inserting frame (251) is symmetrically provided with straightening bodies (252) with telescopic structures, and the outer sides of opposite ends of the straightening bodies (252) are provided with inclined chamfers.
6. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the middle part downside of sliding body (23) on be provided with screens groove (231), be provided with telescopic structure's flexible fixture block (232) on the lower lateral wall of lower spout (22), flexible fixture block (232) are the trapezium structure, sliding body (23) are provided with on being close to the lower extreme side of expansion plate (3) one end and push down protruding (233), push down protruding (233) and be the triangle-shaped structure, and push down the lower extreme of protruding (233) and be the inclined plane.
7. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the top of the telescopic plate (3) is symmetrically provided with two groups of hemispherical grooves (32) along the width direction, and the side wall of the lower end of the drying frame (1) is provided with telescopic positioning beads (33) matched with the hemispherical grooves (32).
8. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: a handle is arranged on the outer side surface of the expansion plate (3).
9. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: the side wall of one end, far away from the bearing support plate (43), of the bearing sliding groove (31) is provided with a placing square groove (34), the width of the placing square groove (34) corresponds to the width of the lower end of the bearing sliding groove (31), and the length of the placing square groove (34) is larger than that of the bearing bracket (4).
10. The method for measuring the synthesis performance of the aqueous acrylic emulsion according to claim 1, wherein: bearing extension board (43) keep away from the top of support bracket (4) one end and be provided with and put frame (44), it is T type structure to put frame (44), it keeps away from support bracket (4) one end and is connected with adjusting bolt (45) through screw-thread fit's mode to put frame (44), the lower extreme of adjusting bolt (45) is installed on bearing extension board (43) through the bearing, be provided with spacing post (42) of symmetric distribution in adjusting bolt (45) outside on bearing extension board (43), the upper end of spacing post (42) is passed and is put frame (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010982728.4A CN111999482A (en) | 2020-09-17 | 2020-09-17 | Method for measuring synthetic performance of water-based acrylic emulsion |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113817974A (en) * | 2021-09-03 | 2021-12-21 | 安徽宏源钢构有限公司 | Angle steel anchor clamps for angle steel galvanizing |
-
2020
- 2020-09-17 CN CN202010982728.4A patent/CN111999482A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113817974A (en) * | 2021-09-03 | 2021-12-21 | 安徽宏源钢构有限公司 | Angle steel anchor clamps for angle steel galvanizing |
| CN113817974B (en) * | 2021-09-03 | 2023-09-12 | 安徽宏源钢构有限公司 | Angle steel clamp for angle steel galvanization |
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