CN113304907B - Carpet type environment-friendly efficient release agent, use method and spraying device thereof - Google Patents
Carpet type environment-friendly efficient release agent, use method and spraying device thereof Download PDFInfo
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- CN113304907B CN113304907B CN202110426816.0A CN202110426816A CN113304907B CN 113304907 B CN113304907 B CN 113304907B CN 202110426816 A CN202110426816 A CN 202110426816A CN 113304907 B CN113304907 B CN 113304907B
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- release agent
- rack
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- gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a carpet environment-friendly high-efficiency release agent, a using method and a spraying device thereof, relating to the technical field of mold processing assistance, wherein the release agent comprises the following components in percentage by weight: 13-22% of emulsified wax liquid, 18-25% of methyl silicone oil emulsion, 2-5% of modified silicone oil emulsion, 42-47% of deionized water, 2.5-4% of emulsifier, 0.2-5% of additive, 0.7-1.2% of preservative and 1-3% of stearamide, wherein the spraying device comprises a mechanical arm and a frame, two groups of nozzles are symmetrically distributed at the bottom end of the frame, one ends of the two groups of nozzles close to the middle are hinged with the frame, and the nozzles can rotate along a pivot at the hinged position of the nozzles and the frame; the spraying device is characterized by further comprising a gear, the gear is arranged on the first round rod arranged on the top surface of the hinged end of the spray head and the rack, a double-sided rack capable of moving horizontally is arranged in the middle of the gear, and the gear is meshed and connected with the double-sided rack.
Description
Technical Field
The invention belongs to the technical field of auxiliary die processing, and particularly relates to a carpet type environment-friendly high-efficiency release agent, a using method and a spraying device thereof.
Background
The release agent is mainly applied to release after casting molding in the production process of polyurethane products; the good demoulding effect is provided for most polyurethane forming. The prior carpet foaming products mainly use an oily release agent which is good in release and not easy to dirty the mould; but also has significant disadvantages: the VOC is unqualified, the harmful substances are relatively more, the surface of the product is easy to foam and delaminate, and the residue is generated on the product, so that the quality of the product is influenced. The replacement of the water-based release agent is imperative under the condition that the requirements of customers on odor and VOC are more and more strict,
the water-based release agent is characterized in that water is used as a disperse phase, and the formed water-soluble substance has the function of releasing the polyurethane foam, has biodegradability, does not generate harmful substances such as VOC (volatile organic compounds) and the like, and is strong in environmental protection; the existing release agent is usually sprayed or smeared in a mold cavity by manually using spraying equipment or a rag, so that the working efficiency is low, and the uniformity is poor.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a carpet type environment-friendly high-efficiency release agent using method and a spraying device thereof, so as to solve the problems in the background technology.
The purpose of the invention can be realized by the following technical scheme: an environment-friendly high-efficiency mold release agent comprises the following components in percentage by weight: 13 to 22 percent of emulsified wax liquid, 18 to 25 percent of methyl silicone oil emulsion, 2 to 5 percent of modified silicone oil emulsion, 42 to 47 percent of deionized water, 2.5 to 4 percent of emulsifier, 0.2 to 5 percent of additive, 0.7 to 1.2 percent of preservative and 1 to 3 percent of stearamide.
The use method of the environment-friendly high-efficiency release agent comprises the following steps:
step S1, thoroughly cleaning the die by using a die cleaning agent, removing residual scale and other pollution of the release agent, and then sucking water on the die by using clean cloth;
step S2, shaking the water-based release agent before use, wherein if precipitates exist, the shaking is uniform, and the release effect is not influenced;
step S3, uniformly spraying the mixture on the surface of the die cavity by using spraying equipment after the mixture is pressurized by a water pump;
step S4, heating the die to keep the temperature at 60-70 ℃, and covering the die with a release agent to form a firm and transparent film;
and step S5, after the moisture in the release agent is completely volatilized, coating the in-mold paint or directly canning the material.
A spraying device of an environment-friendly high-efficiency release agent for carpets comprises a mechanical arm and a rack, wherein the rack is fixedly connected with the end part of the mechanical arm, two groups of spray heads are symmetrically distributed at the bottom end of the rack, one ends of the two groups of spray heads, which are close to the middle, are hinged with the rack, and the spray heads can rotate along a fulcrum at the hinged part of the spray heads and the rack;
the sprayer is characterized by further comprising a gear, the gear is arranged on a first round rod arranged on the top surface of the hinged end of the sprayer and the rack, a double-sided rack capable of moving horizontally is arranged in the middle of the gear, and the gear is meshed with the double-sided rack.
As a further scheme of the invention, two groups of arc-shaped grooves are symmetrically arranged at two ends of the machine frame, a second round rod plate is arranged at the end, away from the first round rod, of the spray head, and the second round rod plate is matched with the notches of the arc-shaped grooves to slide along the arc-shaped grooves.
As a further scheme of the invention, a connecting rod is arranged at the top end of the spray head, one end of the connecting rod is hinged with a cylinder arranged at the top end of the second round rod plate, the other end of the connecting rod is hinged with a cylinder arranged on a sliding block connecting seat, a T-shaped block is arranged at the bottom end of the sliding block connecting seat, a T-shaped groove for accommodating the T-shaped block is formed in the top surface of the rack, and the T-shaped block is in sliding connection with the T-shaped groove.
As a further scheme of the invention, an upper wedge and a lower wedge are arranged on the sliding block connecting seat, the upper wedge and the lower wedge are in clamping sliding connection, the lower wedge is fixedly connected with the double-sided rack, and the upper wedge is fixedly connected with the sliding block connecting seat.
The invention has the beneficial effects that: the product is characterized in that water is used as a disperse phase, and the formed water-soluble substance has the function of demoulding polyurethane foam, has biodegradability, does not generate harmful substances such as VOC and the like, and has strong environmental protection; moreover, water is used as a diluent, so that the pollution is avoided, the obtaining is easy, and the cost is low;
the spraying device provided by the invention can be used for greatly improving the demoulding effect of a product after the water-based demoulding agent is sprayed in a mist shape, and greatly reducing the using amount;
meanwhile, the spraying radius of the spraying device can be adjusted, the use efficiency is improved, unnecessary waste is reduced, and the cost is reduced.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the spray assembly of the present invention;
FIG. 3 is an exploded schematic view of the spray assembly of the present invention;
FIG. 4 is a schematic structural view of the housing of the present invention;
FIG. 5 is a schematic structural view of a showerhead of the present invention;
FIG. 6 is a schematic view of the slider connecting seat of the present invention;
FIG. 7 is a schematic structural view of a double-sided rack of the present invention;
in the figure: the device comprises a mechanical arm-1, a water pump-2, a frame-3, a spray head-4, a connecting rod-5, a sliding block connecting seat-6, an upper wedge-7, a lower wedge-8, a double-sided rack-9, a gear-10, a cylinder-11, a T-shaped groove-31, an arc-shaped groove-32, a limiting rod-33, a connecting frame-34, a first round rod-41, a second round rod plate-42, a connecting pipe-43, a cylinder-61, a T-shaped block-62 and a kidney-shaped hole-91.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An environment-friendly high-efficiency mold release agent comprises the following components in percentage by weight: 13 to 22 percent of emulsified wax liquid, 18 to 25 percent of methyl silicone oil emulsion, 2 to 5 percent of modified silicone oil emulsion, 42 to 47 percent of deionized water, 2.5 to 4 percent of emulsifier, 0.2 to 5 percent of additive, 0.7 to 1.2 percent of preservative and 1 to 3 percent of stearamide.
The use method of the environment-friendly high-efficiency release agent comprises the following steps:
step S1, thoroughly cleaning the die by using a die cleaning agent, removing residual scale and other pollution of the release agent, and then sucking water on the die by using clean cloth;
step S2, shaking the water-based release agent before use, wherein if precipitates exist, the shaking is uniform, and the release effect is not influenced;
step S3, uniformly spraying the mixture on the surface of the die cavity by using spraying equipment after the mixture is pressurized by a water pump;
step S4, heating the die to keep the temperature at 30-40 ℃, and covering the die with a release agent to form a firm and transparent film;
and step S5, after the moisture in the release agent is completely volatilized, coating the mold inner paint or directly canning the material.
According to the characteristic analysis of the water-based release agent, the higher the temperature of the mold is, the better the effect of the water-based release agent is, but the higher the temperature is, the higher the polyurethane foaming initiation speed is, and when the foaming area is too large, the former material which has already been initiated is not completely injected, so that the lack of foaming material in the product is easily caused. Through multiple times of debugging, the product lacks foaming materials when the foaming speed reaches the limit and the temperature is increased when the temperature of the die is 65-70 ℃, and the demoulding effect of the water-based mould release agent at the temperature does not reach an ideal state, but the demoulding effect of the product is greatly improved and the using amount is greatly reduced after the water-based mould release agent is sprayed in a mist shape.
Referring to fig. 1 to 7, in the embodiment of the invention, a spraying device for a carpet type environment-friendly high-efficiency mold release agent comprises a mechanical arm 1 and a frame 3, wherein the frame 3 is fixedly connected with the end part of the mechanical arm 1, two groups of spray heads 4 are symmetrically distributed at the bottom end of the frame 3, one ends of the two groups of spray heads 4 close to the middle are hinged with the frame 3, and the spray heads 4 can rotate along a pivot point at the hinged part of the spray heads 4 and the frame 3;
the sprayer further comprises a gear 10, the gear 10 is arranged on a first round rod 41 arranged on the top face of the hinged end of the sprayer 4 and the rack 3, a double-sided rack 9 capable of moving horizontally is arranged in the middle of the gear 10, and the gear 10 is meshed with the double-sided rack 9.
When spraying the release agent, shower nozzle 4 passes through connecting pipe 43 and inserts water pump 2, water pump 2 inserts the box that contains water-soluble release agent, during the spraying, through the position of arm 1 adjustment frame 3, make shower nozzle 4 aim at the die cavity, have more the angle of the size adjustment shower nozzle 4 of die cavity simultaneously, and then the spraying radius of adjustment shower nozzle 4, avoid the stripper to overflow to the die cavity outside, the availability factor of release agent has been improved, the release agent is vaporific blowout through shower nozzle 4 after water pump 2 pressure boost, the accessible removes lower wedge 8, drive gear 10 rotates, and then the rotation of control shower nozzle 4, two-sided rack 9 one end is equipped with cylinder 11 again, the piston rod fixed connection of two-sided rack 9 and cylinder 11, the adjustment of 4 angles of shower nozzle is controlled through cylinder 11 promptly, and convenient and fast, and good stability.
Preferably, as shown in fig. 2, 4 and 5, two sets of arc-shaped grooves 32 are symmetrically arranged at two ends of the frame 3, the end of the spray head 4 away from the first round bar 41 is provided with a second round bar plate 42, and the second round bar plate 42 is matched with the notch of the arc-shaped groove 32 and slides along the arc-shaped groove 32, so that the other end of the spray head 4 is prevented from being in a suspended state, and the stability of the spray head 4 during spraying is improved.
Preferably, as shown in fig. 3, 5 and 6, the top end of the spray head 4 is provided with the connecting rod 5, one end of the connecting rod 5 is hinged to the top end of the second circular rod plate 42 through a cylinder, the other end of the connecting rod 5 is hinged to a cylinder 61 arranged on the slider connecting seat 6, the bottom end of the slider connecting seat 6 is provided with a T-shaped block 62, the top surface of the frame 3 is provided with a T-shaped groove 31 for accommodating the T-shaped block 62, the T-shaped block 62 is slidably connected with the T-shaped groove 31, in order to improve the stability of the movable end of the spray head 4, namely, the end far away from the first circular rod 41, the movable end of the spray head 4 is pulled through the connecting rod 5 and the slider connecting seat 6, so that the rotational stability of the spray head 4 is improved, and the stability of the connection of the slider connecting seat 6 and the frame 3 is improved through a damping sliding connection between the slider connecting seat 6 and the frame 3.
In some embodiments, an upper wedge 7 and a lower wedge 8 are disposed on the slider connecting seat 6, the upper wedge 7 and the lower wedge 8 are connected in a clamping and sliding manner, the lower wedge 8 is fixedly connected with the double-sided rack 9, the upper wedge 7 is fixedly connected with the slider connecting seat 6, as shown in fig. 2, when the double-sided rack 9 moves back and forth, the lower wedge 8 is driven to move while driving the gear 10 to rotate, the lower wedge 8 drives the upper wedge 7 to move and further drives the slider connecting seat 6 to horizontally slide left and right, so that when the spraying radius needs to be reduced, by moving the double-sided rack 9 towards the rear side, the gears 10 on both sides are driven to rotate towards both sides respectively, namely anticlockwise on the left side, clockwise on the right side, namely, the nozzle 4 is driven to rotate towards the middle, and, when the double-sided rack 9 moves towards the rear, the lower wedge 8 is driven to move towards the rear side, the lower wedge 8 pushes the upper wedge 7 to move towards both sides, namely, the slider connecting seat 6 is driven to move towards two sides, so that the slider connecting seat 6 provides a restraint for the movable end of the spray head 4, and the stability of the spray head 4 is improved.
The working principle of the invention is as follows: drive 3 removal of frame and then carry out the spraying release agent to the die cavity through arm 1, make the release agent be vaporific blowout through shower nozzle 4 after the pressure boost of water pump 2, the angle according to the size adjustment shower nozzle 4 of die cavity and then the radius of adjustment spraying, move through the two-sided rack 9 of cylinder 11 drive, and then drive gear 10 rotates, it is rotatory as the axle center to drive shower nozzle 4 along first round bar 41, simultaneously through lower slide wedge 8 and the horizontal migration of last slide wedge 7 drive slider connecting seat 6, carry out the pin-down to first round bar 41 expansion end simultaneously promptly, the stability of spraying has been improved.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", etc., indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, or be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the method is simple. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
It will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention. 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 spirit and scope of the invention, and any equivalents thereto, such as those skilled in the art, are intended to be embraced therein.
Claims (1)
1. The spraying device of the environment-friendly high-efficiency release agent is characterized in that the release agent consists of the following components in percentage by weight: 13 to 22 percent of emulsified wax liquid, 18 to 25 percent of methyl silicone oil emulsion, 2 to 5 percent of modified silicone oil emulsion, 42 to 47 percent of deionized water, 2.5 to 4 percent of emulsifier, 0.2 to 5 percent of additive, 0.7 to 1.2 percent of preservative and 1 to 3 percent of stearamide;
the use method of the release agent comprises the following steps:
step S1, thoroughly cleaning the die by using a die cleaning agent, removing residual scale and other pollution of the release agent, and then sucking water on the die by using clean cloth;
step S2, shaking the water-based release agent before use, wherein if precipitates exist, the shaking is uniform, and the release effect is not influenced;
step S3, uniformly spraying the mixture on the surface of the die cavity by using a spraying device after the mixture is pressurized by a water pump;
step S4, heating the die to keep the temperature at 60-70 ℃, and covering the die with a release agent to form a firm and transparent film;
step S5, after the water in the release agent is completely volatilized, the mold can be painted or directly canned;
the spraying device of the step S3 comprises a mechanical arm (1) and a rack (3), wherein the rack (3) is fixedly connected with the end part of the mechanical arm (1), two groups of spray heads (4) are symmetrically distributed at the bottom end of the rack (3), one ends of the two groups of spray heads (4) close to the middle are hinged with the rack (3), and the spray heads (4) can rotate along the pivot points at the hinged parts of the spray heads (4) and the rack (3);
the spray head is characterized by further comprising a gear (10), the gear (10) is configured to be fixedly connected with a first round rod (41) arranged on the top surfaces of the hinged ends of the spray head (4) and the rack (3), a double-sided rack (9) capable of moving horizontally is arranged in the middle of the gear (10), and the gear (10) is meshed with the double-sided rack (9);
the improved spray head structure is characterized in that two groups of arc-shaped grooves (32) are symmetrically arranged at two ends of the rack (3), a second round bar plate (42) is arranged at the end, away from the first round bar (41), of the spray head (4), the second round bar plate (42) is matched with the notch of the arc-shaped groove (32) to slide along the arc-shaped groove (32), a connecting rod (5) is arranged at the top end of the spray head (4), one end of the connecting rod (5) is hinged to a cylinder arranged at the top end of the second round bar plate (42), the other end of the connecting rod (5) is hinged to a cylinder (61) arranged on the slider connecting seat (6), a T-shaped block (62) is arranged at the bottom end of the slider connecting seat (6), a T-shaped groove (31) for accommodating the T-shaped block (62) is formed in the top surface of the rack (3), and the T-shaped block (62) is slidably connected with the T-shaped groove (31);
the novel slide block is characterized in that an upper wedge (7) and a lower wedge (8) are arranged on the slide block connecting seat (6), the upper wedge (7) is connected with the lower wedge (8) in a clamping and sliding mode, the lower wedge (8) is fixedly connected with the double-sided rack (9), and the upper wedge (7) is fixedly connected with the slide block connecting seat (6).
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CN202110426816.0A CN113304907B (en) | 2021-04-20 | 2021-04-20 | Carpet type environment-friendly efficient release agent, use method and spraying device thereof |
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CN202110426816.0A CN113304907B (en) | 2021-04-20 | 2021-04-20 | Carpet type environment-friendly efficient release agent, use method and spraying device thereof |
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CN113304907B true CN113304907B (en) | 2022-05-10 |
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CN111976373A (en) * | 2020-09-04 | 2020-11-24 | 郑童馨 | Novel painting pigment sprayer for art articles |
CN112293228A (en) * | 2020-11-27 | 2021-02-02 | 薛晶 | Plant irrigation equipment is used in gardens |
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CN107138304A (en) * | 2017-05-02 | 2017-09-08 | 宁波大叶园林工业有限公司 | Area and flow independent assortment type spray line |
CN207535238U (en) * | 2017-11-21 | 2018-06-26 | 湖北金牛管业有限公司 | A kind of injection mold of big radian bend pipe tools |
CN111659861B (en) * | 2020-07-09 | 2021-08-27 | 安徽海立精密铸造有限公司 | Casting demolding spraying device and spraying process thereof |
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CN101628458A (en) * | 2009-04-07 | 2010-01-20 | 上海立汰新模具材料有限公司 | Polyurethane water-based release agent and application thereof |
KR20110089958A (en) * | 2010-02-02 | 2011-08-10 | (주)케이디디앤티 | Automatic release agent spray device for injection molding machine |
CN102189627A (en) * | 2010-03-04 | 2011-09-21 | 毕建光 | Mould release agent and preparation method thereof and application of mould release agent in preparation of polyurethane mould product |
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CN211436663U (en) * | 2017-12-23 | 2020-09-08 | 深圳市泰源佳建设工程有限公司 | Municipal works are with two-sided rack formula trunk whitewash device |
CN111976373A (en) * | 2020-09-04 | 2020-11-24 | 郑童馨 | Novel painting pigment sprayer for art articles |
CN112293228A (en) * | 2020-11-27 | 2021-02-02 | 薛晶 | Plant irrigation equipment is used in gardens |
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