CN111957480A - Solder coating device - Google Patents
Solder coating device Download PDFInfo
- Publication number
- CN111957480A CN111957480A CN202010836530.5A CN202010836530A CN111957480A CN 111957480 A CN111957480 A CN 111957480A CN 202010836530 A CN202010836530 A CN 202010836530A CN 111957480 A CN111957480 A CN 111957480A
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- China
- Prior art keywords
- transmission shaft
- thimble
- shaft
- charging bucket
- plate
- Prior art date
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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
- B05B15/20—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising
- B05B15/25—Arrangements for agitating the material to be sprayed, e.g. for stirring, mixing or homogenising using moving elements, e.g. rotating blades
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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
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
- B05B1/044—Slits, i.e. narrow openings defined by two straight and parallel lips; Elongated outlets for producing very wide discharges, e.g. fluid curtains
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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
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
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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
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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
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
- B05B15/522—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles using cleaning elements penetrating the discharge openings
- B05B15/5223—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles using cleaning elements penetrating the discharge openings the cleaning element, e.g. a needle, and the discharge opening being movable relative to each other in a direction substantially parallel to the flow of liquid or other fluent material through said opening
- B05B15/5225—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles using cleaning elements penetrating the discharge openings the cleaning element, e.g. a needle, and the discharge opening being movable relative to each other in a direction substantially parallel to the flow of liquid or other fluent material through said opening the cleaning element being located upstream of the discharge opening or being actuated upstream therefrom
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- Accessories For Mixers (AREA)
Abstract
The invention discloses a solder coating device.A main frame is provided with an upper transmission shaft; the lower transmission shaft is rotatably arranged in the through hole of the charging bucket cover plate; the upper end of the upper transmission shaft is connected with the driving mechanism, the lower end of the upper transmission shaft is connected with the upper end of the lower transmission shaft, and the lower end of the lower transmission shaft is connected with the stirrer; the right hanging plate and the left hanging plate are two L-shaped plates which are in mirror symmetry with the charging bucket cover plate as a reference, and a vertical plate of each L-shaped plate is provided with a threaded hole and a stop block; one end of the bolt penetrates through the threaded hole and then is connected with the wedge-shaped sliding block; the charging bucket cover plate is clamped between the two L-shaped plates, the bottom plane of the wedge-shaped sliding block is contacted with the charging bucket cover plate, and the top inclined plane is contacted with the stop block; the vertical plate of the L-shaped plate is connected to the main body frame; the other end of the stirrer extends into the charging tank from the open end, and the open end of the charging tank is connected with the material pipe cover plate. The invention is beneficial to the operations of quick disassembly and assembly, cleaning and the like of the charging bucket and corresponding parts, is also beneficial to solving the problem of poor solder manufacturability in the production process of some vacuum glass, and is beneficial to the batch production of the vacuum glass.
Description
Technical Field
The invention relates to the technical field of vacuum glass manufacturing, in particular to a solder coating device.
Background
The vacuum glass is a novel glass deep processing product and is developed based on the principle of a vacuum flask. The structure of the vacuum glass is similar to that of hollow glass, but the difference is that the gas in the cavity of the vacuum glass is very thin and almost close to vacuum. The vacuum glass is formed by sealing the peripheries of two pieces of flat glass, vacuumizing the gap between the two pieces of flat glass and sealing the exhaust hole.
In the production of vacuum glass, the physical properties of the vacuum glass solder after high-temperature sintering are close to those of glass, and the vacuum glass solder is a welding material which must be used in the production of the vacuum glass at present. But the material is easy to generate adverse process factors such as precipitation, easy volatilization of blending (diluting) agent, large viscosity fluctuation, easy dry and blockage of a nozzle, difficult uniform mixing (existence of dry particles) and the like in the production process; in addition, the conventional solder coating device is of an integrated structure, so that the charging bucket and corresponding parts are inconvenient to replace/load and unload, and the rapid replacement and cleaning operation is not facilitated.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the conventional solder coating device is of an integrated structure, is inconvenient to replace/load and unload the charging bucket and corresponding parts, and is not beneficial to quick replacement and cleaning operations.
The invention is realized by the following technical scheme:
a solder coating device comprises a main body frame, wherein an upper transmission shaft is arranged on the main body frame; the charging bucket also comprises a right hanging plate, a left hanging plate, a charging bucket cover plate, a charging bucket and a lower transmission shaft; the charging bucket cover plate is provided with a mounting through hole, and the lower transmission shaft is coaxially and rotatably connected and arranged in the mounting through hole; the upper end of the upper transmission shaft is connected with the driving end of the driving mechanism, the lower end of the upper transmission shaft is detachably connected with the upper end of the lower transmission shaft, and the lower end of the lower transmission shaft is detachably connected with one end of the stirrer; the right hanging plate and the left hanging plate are two L-shaped plates which are in mirror symmetry with the charging bucket cover plate as a reference, and a vertical plate of each L-shaped plate is provided with a threaded hole and a stop block; the bottom surface of the wedge-shaped sliding block is a plane, the top surface of the wedge-shaped sliding block is an inclined surface, and the inclined direction of the inclined surface is axially the same as that of the threaded hole; the charging bucket cover plate is clamped between the two L-shaped plates, the bottom surface of the charging bucket cover plate is contacted with the transverse plates of the L-shaped plates, the top surface of the charging bucket cover plate is contacted with the bottom surface of the wedge-shaped sliding block, and the top surface of the wedge-shaped sliding block is contacted with the stop block; the top ends of the vertical plates of the two L-shaped plates are detachably connected to the main body frame; the uncovered, the bottom in top of material jar is equipped with the nozzle, in the other end of agitator stretched into the material jar by the opening end, the opening end of material jar can be dismantled with the bottom surface of material pipe apron and be connected.
According to the invention, the connecting mechanism of the charging bucket cover plate and the main body frame, the connecting structure of the charging bucket cover plate and the charging bucket, and the connecting mechanism of the upper transmission shaft and the lower transmission shaft which are connected through the shaft connector are optimally designed, so that the quick assembly, disassembly and cleaning operations of the charging bucket and the corresponding mechanism are realized; meanwhile, the upper transmission shaft, the lower transmission shaft and the stirrer are driven by the driving mechanism to synchronously rotate, and the solder in the material tank is stirred by the stirrer to prevent the slurry from precipitating.
According to the charging bucket cover plate, the charging bucket cover plate is connected with a main body frame through a left hanging plate and a right hanging plate, a wedge-shaped sliding block is arranged on each of the left hanging plate and the right hanging plate, the lower plane of the wedge-shaped sliding block is in contact with the upper plane of the charging bucket cover plate, the wedge-shaped surface faces upwards and is in contact with a stop block on the left hanging plate (or the right hanging plate) where the wedge-shaped sliding block is located, the wedge-shaped sliding block penetrates through a screw hole in the left hanging plate (or the right hanging plate) and is connected to the wedge-shaped sliding block, when the screw is rotated in the forward direction, the wedge-shaped sliding block slides to the left side (or the right side). The fastening device is reliable in fastening and convenient and quick to detach.
Preferably, the axis of the threaded hole is perpendicular to and is communicated with the vertical plate surface of the L-shaped plate, and the top surface of the wedge-shaped sliding block inclines downwards in the direction close to the vertical plate of the L-shaped plate.
Further preferably, the upper transmission shaft and the lower transmission shaft are connected through a shaft connector; the shaft connector comprises a shaft connector sleeve, and the shaft connector sleeve is simultaneously sleeved on the lower end shaft section of the upper transmission shaft and the upper end shaft section of the lower transmission shaft in a clearance fit manner; and the radial cross sections of the lower end shaft section of the upper transmission shaft and the upper end shaft section of the lower transmission shaft are both polygons, and the inner hole shape of the shaft coupling sleeve is matched with the polygons to limit the rotation of the transmission shaft and the lower transmission shaft relative to the shaft coupling.
Preferably, an arc groove is formed in the lower end shaft section of the upper transmission shaft along the circumferential direction, and a wave ball screw is further connected to the side wall of the shaft coupling sleeve in a threaded manner; in a working state, the shaft connector sleeve slides downwards and is sleeved on the lower end shaft section of the upper transmission shaft and the upper end shaft section of the lower transmission shaft; under the reloading state, the shaft connector sleeve slides upwards to be separated from the lower transmission shaft and then is sleeved on the upper transmission shaft, and after the wave bead screws rotate, the end parts of the wave bead screws are embedded into the arc grooves to be matched, so that the connection between the shaft connector sleeve and the upper transmission shaft is realized.
The upper transmission shaft and the lower transmission shaft are vertically arranged and concentric with each other at a certain distance, so that the device is convenient and rapid to assemble and disassemble. The shaft connector sleeve is sleeved at the lower end of the upper rotating shaft in a clearance fit mode, and can slide up and down along the axial direction of the upper rotating shaft. The lower end of the upper rotating shaft and the upper end of the lower driving shaft are both of polygonal (such as 4-sided) structures, and the inner hole of the shaft connector sleeve is also of a corresponding structure, so that the transmission rotating effect can be guaranteed, and the upper and lower driving shaft sections can be slid up and down. Under the working state, the shaft connector sleeve slides downwards and is sleeved on the upper transmission shaft and the lower transmission shaft, so that the rotary power can be transmitted, the rotation of the upper transmission shaft is transmitted to the lower transmission shaft, and the stirrer is driven to stir the solder slurry. Under the dismouting state, the shaft coupling cover upwards slides, separates with lower transmission shaft, makes things convenient for powder jar to dismantle. At least two wave ball screws are arranged on the shaft coupling device sleeve, and arc grooves with corresponding quantity are correspondingly arranged on the upper transmission shaft. When the shaft coupling sleeve slides, the ball screw enters the arc groove to hang the shaft coupling sleeve to prevent the ball screw from sliding off, manual control is not needed, and the shaft coupling sleeve is convenient to assemble and disassemble.
Preferably, the upper transmission shaft and the lower transmission shaft are provided with through holes which penetrate through the upper transmission shaft and the lower transmission shaft along the axial direction; the air cylinder is characterized by also comprising an upper thimble, a lower thimble and a thimble connecting sleeve, wherein one end of the upper thimble is connected with the air cylinder, and the other end of the upper thimble penetrates through the through hole of the upper transmission shaft; one end of the lower thimble is connected with the lower end of the upper thimble through a thimble connecting sleeve, and the other end of the lower thimble penetrates through the through hole of the lower transmission shaft and then abuts against the nozzle of the charging bucket; the cylinder drives the upper thimble and the lower thimble to do reciprocating motion along the axial direction of the through holes of the upper transmission shaft and the lower transmission shaft, so that the opening and closing action of the nozzle is realized.
Preferably, a half shaft extends from the end surface of the lower end of the upper thimble, and a first protrusion and a first groove are arranged on the inner side wall of the half shaft; a half shaft extends from the upper end surface of the lower thimble, and a second protrusion and a second groove are formed in the inner side wall of the half shaft; the first protrusion is embedded into the second groove in a matched mode, the second protrusion is embedded into the first groove in a matched mode, and the upper ejector pin and the lower ejector pin are fixedly connected.
Further preferably, the ejector pin connecting sleeve is further included, and the ejector pin connecting sleeve is sleeved at the lower end of the upper ejector pin and the upper end of the lower ejector pin in a clearance fit manner; the thimble connecting sleeve sequentially comprises a large-aperture section and a small-aperture section from bottom to top; a limiting ring is arranged on the lower section of the upper thimble along the circumferential direction, and the outer diameter of the limiting ring is larger than the inner diameter of the small hole section and smaller than the inner diameter of the large hole section; the thimble connecting sleeve generates a downward sliding trend along the axial direction of the upper thimble under the action of self gravity, and the connecting step surface of the large-aperture section and the small-aperture section of the thimble connecting sleeve is hung on the limiting ring plate, so that the thimble connecting sleeve is hung on the upper thimble.
Further preferably, the upper thimble is connected with a piston rod of the cylinder through a floating joint.
The upper thimble and the lower thimble are sequentially driven to synchronously move downwards through the output end of the piston rod of the air cylinder, so that the lower end of the lower thimble downwards plugs the outlet of the nozzle, and the nozzle is closed; the upper thimble and the lower thimble are sequentially driven to move upwards synchronously by the output end of the piston rod of the cylinder, so that the lower end of the lower thimble is separated from the outlet of the nozzle upwards, the nozzle is opened to spray, dried solder at the nozzle opening is cleared conveniently, and the nozzle is smooth.
The lower end of the upper thimble adopts a projection-groove structure, and the upper end of the lower thimble also adopts a projection-groove structure with the same structure, and the structure is assembled as shown in figure 3. Under the action of the cylinder, the upper thimble can drive the lower thimble to reciprocate up and down along the axial direction of the through holes of the upper transmission shaft and the lower transmission shaft. A limit ring is further designed at the lower end of the upper thimble to hang a thimble connecting sleeve which can slide along the axial direction of the upper thimble. Under the action of gravity, the thimble connecting sleeve downwards just covers the joint of the upper thimble and the lower thimble, and the gap between the thimble connecting sleeve and the lower thimble is smaller than the size of the joint hook of the upper thimble and the lower thimble, so that the lower thimble and the upper thimble are prevented from radially moving to separate the joint of the upper thimble and the lower thimble. A floating joint is transitionally connected between the upper thimble and the piston rod of the cylinder, and the floating joint can allow the shaft to swing at a small angle (0-3 degrees) in the radial direction. And a sufficient clearance is left in the central through hole of the upper transmission shaft to allow the upper thimble to swing. When the ejector pin connecting sleeve needs to be disassembled, the ejector pin connecting sleeve slides upwards, the upper ejector pin swings by an angle, the upper ejector pin and the lower ejector pin can be connected with each other and are separated from each other, and the quick disassembling function is realized.
Further preferably, the output port of the nozzle is of a flat structure. Which is beneficial to the solder paste to be spread on the glass in the coating process.
Further preferably, the device also comprises a motor and a speed reducer; the output shaft of the motor is connected with the upper end of the upper transmission shaft through the speed reducer, and the motor drives the upper transmission shaft, the shaft connector, the lower transmission shaft and the stirrer to rotate through the speed reducer in sequence.
The invention has the following advantages and beneficial effects:
1. according to the invention, the connecting mechanism of the charging bucket cover plate and the main body frame, the connecting structure of the charging bucket cover plate and the charging bucket, and the connecting mechanism of the upper transmission shaft and the lower transmission shaft which are connected through the shaft connector are optimally designed, so that the quick assembly, disassembly and cleaning operations of the charging bucket and the corresponding mechanism are realized; meanwhile, the upper transmission shaft, the lower transmission shaft and the stirrer are driven by the driving mechanism to synchronously rotate, and the solder in the material tank is stirred by the stirrer to prevent the slurry from precipitating.
2. The invention is divided into functional units, and comprises: (1) quick assembly disassembly system realizes quick assembly disassembly and the washing operation of material jar and corresponding mechanism: the charging bucket comprises a charging bucket cover plate, a main frame, a connecting mechanism of a left hanging plate and a right hanging plate, a connecting structure of the charging bucket cover plate and the charging bucket, a connecting mechanism of an upper transmission shaft and a lower transmission shaft through a shaft connector, and a connecting structure of an upper thimble and a lower thimble through a thimble connecting connector. (2) The stirring system comprises a motor, a speed reducer, an upper transmission shaft, a lower transmission shaft and a stirrer. The upper transmission shaft, the lower transmission shaft and the stirrer are driven by the driving mechanism to synchronously rotate, and the solder in the material tank is stirred by the stirrer to prevent the slurry from precipitating. (3) The nozzle switch system comprises a cylinder, an upper thimble and a lower thimble. The upper thimble and the lower thimble are sequentially driven to synchronously move downwards through the output end of the piston rod of the air cylinder, so that the lower end of the lower thimble downwards plugs the outlet of the nozzle, and the nozzle is closed; the upper thimble and the lower thimble are sequentially driven to move upwards synchronously by the output end of the piston rod of the cylinder, so that the lower end of the lower thimble is separated from the outlet of the nozzle upwards, the nozzle is opened to spray, dried solder at the nozzle opening is cleared conveniently, and the nozzle is smooth. (4) In the nozzle system, the nozzle is designed to be a non-flat through hole, so that the solder paste is favorably and flatly distributed on the glass, and the probability of crushing powder during laminating is favorably prevented. (5) The lower transmission shaft is connected with the through hole of the material tank cover plate in a rotating and rotating sealing mode through the shaft sealing ring, the lower ejector pin is connected with the lower transmission shaft in a reciprocating and moving sealing mode through the ejector pin sealing ring, the sealing function of the material tank is achieved, volatilization of a blending agent is prevented, and the viscosity of slurry is not affected.
3. The technology provided by the invention solves the problem of poor solder manufacturability in the production process of the vacuum glass, so that the production of the vacuum glass can be continuously and stably carried out, and the mass production of the vacuum glass is realized. .
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a front view of a solder coating apparatus of the present invention;
FIG. 2 is a structural view of the upper and lower transmission shafts of the present invention;
FIG. 3 is a view showing a connection structure of an upper thimble and a lower thimble according to the present invention.
Reference numbers and corresponding part names in the drawings: 1-motor, 2-speed reducer, 3-upper transmission shaft, 4-shaft connector, 4.1-shaft connector sleeve, 4.2-ball screw, 4.3-arc groove, 5-lower transmission shaft, 6-stirrer, 7-cylinder, 8-upper thimble, 9-thimble connector, 9.1-thimble connecting sleeve, 10-lower thimble, 11-nozzle, 12-charging bucket, 13-shaft sealing ring, 14-thimble sealing ring, 15-wedge type slide block, 16.1-right hanging plate, 16.2-left hanging plate, 17-charging bucket cover plate, 18-main body frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment provides a solder coating device, which comprises a main body frame 18, wherein an upper transmission shaft 3 is arranged on the main body frame 18; the charging bucket also comprises a right hanging plate 16.2, a left hanging plate 16.2, a charging bucket cover plate 17, a charging bucket 12 and a lower transmission shaft 5; a mounting through hole is arranged at the geometric center of the charging bucket cover plate 17, and the lower transmission shaft 5 is coaxially and rotatably arranged in the mounting through hole; the upper end of the upper transmission shaft 3 is connected with the driving end of the driving mechanism, the lower end of the upper transmission shaft 3 is detachably connected with the upper end of the lower transmission shaft 5, and the lower end of the lower transmission shaft 5 is detachably connected with one end of the stirrer 6; the right hanging plate 16.2 and the left hanging plate 16.2 are two L-shaped plates which are in mirror symmetry by taking the charging bucket cover plate 17 as a reference, and a vertical plate of each L-shaped plate is provided with a threaded hole and a stop block. The bolt is connected with the wedge-shaped sliding block 15 after penetrating through the threaded hole in a threaded manner, the bottom surface of the wedge-shaped sliding block 15 is a plane, the top surface of the wedge-shaped sliding block 15 is an inclined surface, and the inclined direction of the inclined surface is axially the same as that of the threaded hole; the charging bucket cover plate 17 is clamped between the two L-shaped plates, the bottom surface of the charging bucket cover plate 17 is in contact with the transverse plates of the L-shaped plates, the top surface of the charging bucket cover plate 17 is in contact with the bottom surface of the wedge-shaped sliding block 15, and the top surface of the wedge-shaped sliding block 15 is in contact with the bottom surface of the stop block. The axis of the threaded hole is perpendicular to the surface of the vertical plate of the L-shaped plate and is communicated with the surface of the vertical plate of the L-shaped plate, and the top surface of the wedge-shaped sliding block 15 inclines downwards towards the direction close to the vertical plate of the L-shaped plate. The top ends of the vertical plates of the two L-shaped plates are detachably connected to the main body frame 18; the top of the charging bucket 12 is open, the bottom is provided with a nozzle 11, the other end of the stirrer 6 extends into the charging bucket 12 from the open end, and the open end of the charging bucket 12 is detachably connected with the bottom surface of the material pipe cover plate 17.
Example 2
The improvement is further improved on the basis of the embodiment 1, the upper transmission shaft 3 and the lower transmission shaft 5 are connected through a shaft connector 4; the shaft connector 4 comprises a shaft connector sleeve 4.1, and the shaft connector sleeve 4.1 is simultaneously sleeved on the lower end shaft section of the upper transmission shaft 3 and the upper end shaft section of the lower transmission shaft 5 in a clearance fit manner; and the radial cross sections of the lower end shaft section of the upper transmission shaft 3 and the upper end shaft section of the lower transmission shaft 5 are both polygons, the embodiment is a quadrangle, the shape of the inner hole of the shaft connector sleeve 4.1 is matched with the polygons, namely the quadrangle, and the transmission shaft 3 and the lower transmission shaft 5 are limited to rotate relative to the shaft connector 4.
An arc groove 4.3 is arranged on the lower end shaft section of the upper transmission shaft 3 along the circumferential direction, and a wave ball screw 4.2 is further connected to the side wall of the shaft connector sleeve 4.1 in a threaded manner; in a working state, the shaft connector sleeve 4.1 slides downwards and is sleeved on the lower end shaft section of the upper transmission shaft 3 and the upper end shaft section of the lower transmission shaft 5; under the reloading state, the shaft connector sleeve 4.1 slides upwards to be separated from the lower transmission shaft 5 and then is sleeved on the upper transmission shaft 3, and after the wave bead screw 4.2 rotates, the end part of the wave bead screw 4.2 is embedded into the arc groove 4.3 to be matched, so that the connection between the shaft connector sleeve 4.1 and the upper transmission shaft 3 is realized.
Example 3
The device is further improved on the basis of the embodiment 2, and the upper transmission shaft 3 and the lower transmission shaft 5 are both provided with through holes which penetrate through along the axial direction; the device also comprises an upper thimble 8, a lower thimble 10 and a thimble connecting sleeve 9.1, wherein one end of the upper thimble 8 is connected with the cylinder 7, and the other end of the upper thimble 8 penetrates through the through hole of the upper transmission shaft 3; one end of the lower thimble 10 is connected with the lower end of the upper thimble 8 through a thimble connecting sleeve 9.1, and the other end of the lower thimble 10 penetrates through the through hole of the lower transmission shaft 5 and then abuts against the nozzle 11 of the charging bucket 12 to block the outlet of the nozzle 11; the cylinder 7 drives the upper thimble 8 and the lower thimble 10 to do reciprocating motion along the axial direction of the through holes of the upper transmission shaft 3 and the lower transmission shaft 5, so as to realize the opening and closing action of the nozzle 11.
A half shaft extends from the lower end face of the upper thimble 8, and a first protrusion and a first groove are formed in the inner side wall of the half shaft; a half shaft extends from the upper end surface of the lower thimble 10, and a second protrusion and a second groove are formed in the inner side wall of the half shaft; the first protrusion is embedded into the second groove and the second protrusion is embedded into the first groove, so that the upper thimble 8 and the lower thimble 10 are fixedly connected.
The upper thimble 8 is connected with a piston rod of the cylinder 7 through a floating joint. The thimble structure is characterized by further comprising a thimble connecting sleeve 9.1, wherein the thimble connecting sleeve 9 is sleeved at the lower end of the upper thimble 8 and the upper end of the lower thimble 10 in a clearance fit manner; the thimble connecting sleeve 9 sequentially comprises a large-aperture section and a small-aperture section from bottom to top; a limiting ring is arranged on the lower section of the upper thimble 8 along the circumferential direction, and the outer diameter of the limiting ring is larger than the inner diameter of the small hole section and smaller than the inner diameter of the large hole section; the thimble connecting sleeve 9 is subjected to the action of self gravity to generate a trend of sliding downwards along the axial direction of the upper thimble 8, and the connecting step surface of the large-aperture section and the small-aperture section of the thimble connecting sleeve 9 is hung on the limiting ring plate, so that the thimble connecting sleeve 9 is hung on the upper thimble 8.
Example 4
According to a further improvement on embodiment 3, the output port of the nozzle 11 is a flat through hole structure.
Example 5
The motor is further improved on the basis of the embodiment 4, and further comprises a motor 1 and a speed reducer 2; the output shaft of the motor 1 is connected with the upper end of the upper transmission shaft 3 through the speed reducer 2, and the motor 1 sequentially drives the upper transmission shaft 3, the shaft connector 4, the lower transmission shaft 5 and the stirrer 6 to rotate through the speed reducer 2.
The embodiment includes, divided by functional units:
1. quick assembly disassembly system realizes quick assembly disassembly and the washing operation of material jar and corresponding mechanism: the charging bucket connecting structure comprises a connecting structure of a charging bucket cover plate 7 and a main body frame 18 through a left hanging plate 16.2 and a right hanging plate 16.1, a connecting structure of the charging bucket cover plate 7 and a charging bucket 12, a connecting structure of an upper transmission shaft 3 and a lower transmission shaft 5 through a shaft connector 4, and a connecting structure of an upper thimble 8 and a lower thimble 10 through a thimble connecting connector 9.
2. A stirring system: comprises a motor 1, a speed reducer 2, an upper transmission shaft 3, a lower transmission shaft 5 and a stirrer 6. The upper transmission shaft, the lower transmission shaft and the stirrer are driven by the driving mechanism to synchronously rotate, and the solder in the material tank is stirred by the stirrer to prevent the slurry from precipitating.
3. A nozzle switch system: comprises a cylinder 7, an upper thimble 8 and a lower thimble 10. The upper thimble 8 and the lower thimble 10 are sequentially driven to synchronously move downwards by the output end of the piston rod of the air cylinder 7, so that the lower end of the lower thimble 10 downwards blocks the outlet of the nozzle 11, and the nozzle 11 is closed; the upper thimble 8 and the lower thimble 10 are sequentially driven to synchronously move upwards by the output end of the piston rod of the air cylinder 7, so that the lower end of the lower thimble 10 is separated from the outlet of the nozzle 11 upwards, the nozzle 11 is opened to spray, dry and hard solder at the nozzle opening is also cleared, and the nozzle is smooth.
4. A nozzle system: the nozzle is designed with a non-flat through hole, which is beneficial to the flat distribution of the solder paste on the glass and the prevention of the probability of crushing the powder during the lamination.
5. The lower transmission shaft 5 is in rotary dynamic sealing connection with the through hole of the charging bucket cover plate 7 through a shaft sealing ring 13, the lower thimble 10 is in reciprocating dynamic sealing connection with the lower transmission shaft 5 through a thimble sealing ring 14, the sealing function of the charging bucket 12 is realized, and volatilization of a blending agent is prevented to influence the viscosity of slurry.
The technique that this embodiment provided has solved the poor problem of solder manufacturability in the vacuum glass production process, makes vacuum glass production can go on steadily in succession to realize vacuum glass's mass production.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A solder coating device comprises a main body frame (18), and is characterized in that an upper transmission shaft (3) is arranged on the main body frame (18);
the charging bucket also comprises a right hanging plate (16.2), a left hanging plate (16.2), a charging bucket cover plate (17), a charging bucket (12) and a lower transmission shaft (5);
the charging bucket cover plate (17) is provided with a mounting through hole, and the lower transmission shaft (5) is coaxially and rotatably arranged in the mounting through hole;
the upper end of the upper transmission shaft (3) is connected with the driving end of the driving mechanism, the lower end of the upper transmission shaft (3) is detachably connected with the upper end of the lower transmission shaft (5), and the lower end of the lower transmission shaft (5) is detachably connected with one end of the stirrer (6);
the right hanging plate (16.2) and the left hanging plate (16.2) are two L-shaped plates which are in mirror symmetry by taking the charging bucket cover plate (17) as a reference, and a vertical plate of each L-shaped plate is provided with a threaded hole and a stop block; the bolt is connected with the wedge-shaped sliding block (15) after penetrating through the threaded hole in a threaded manner, one end of the bolt is connected with the wedge-shaped sliding block (15), the bottom surface of the wedge-shaped sliding block (15) is a plane, the top surface of the wedge-shaped sliding block is an inclined surface, and the inclined direction of the inclined surface is axially the same as that of the threaded hole; the charging bucket cover plate (17) is clamped between the two L-shaped plates, the bottom surface of the charging bucket cover plate (17) is in contact with the transverse plates of the L-shaped plates, the top surface of the charging bucket cover plate (17) is in contact with the bottom surface of the wedge-shaped sliding block (15), and the top surface of the wedge-shaped sliding block (15) is in contact with the stop block; the top ends of the vertical plates of the two L-shaped plates are detachably connected to a main body frame (18);
the open top of material jar (12), bottom are equipped with nozzle (11), in the other end of agitator (6) stretched into material jar (12) by the open end, the open end of material jar (12) and the bottom surface of material pipe apron (17) can be dismantled and be connected.
2. The solder coating apparatus according to claim 1, wherein the axis of the threaded hole is perpendicular to and through the riser surface of the L-shaped plate, and the top surface of the wedge slider (15) is inclined downward toward the riser surface of the L-shaped plate.
3. A solder coating apparatus according to claim 1, wherein the upper transmission shaft (3) and the lower transmission shaft (5) are connected by a shaft coupling (4); the shaft coupling (4) comprises a shaft coupling sleeve (4.1), and the shaft coupling sleeve (4.1) is simultaneously sleeved on the lower end shaft section of the upper transmission shaft (3) and the upper end shaft section of the lower transmission shaft (5) in a clearance fit manner; and the radial cross sections of the lower end shaft section of the upper transmission shaft (3) and the upper end shaft section of the lower transmission shaft (5) are both polygons, and the inner hole shape of the shaft connector sleeve (4.1) is matched with the polygons to limit the rotation of the transmission shaft (3) and the lower transmission shaft (5) relative to the shaft connector (4).
4. The solder coating device according to claim 3, wherein the lower end shaft section of the upper transmission shaft (3) is provided with a circular arc groove (4.3) along the circumferential direction, and the side wall of the shaft coupling sleeve (4.1) is further connected with a wave ball screw (4.2) in a threaded manner; in a working state, the shaft connector sleeve (4.1) slides downwards and is sleeved on the lower end shaft section of the upper transmission shaft (3) and the upper end shaft section of the lower transmission shaft (5) simultaneously; under the reloading state, axle connector cover (4.1) upwards slides and breaks away from behind lower drive shaft (5) the cover establish on upper drive shaft (3), through rotatory behind wave pearl screw (4.2), the tip embedding of wave pearl screw (4.2) adaptation in circular arc slot (4.3), realize the connection of axle connector cover (4.1) and upper drive shaft (3).
5. A solder coating apparatus according to claim 1, wherein the upper transmission shaft (3) and the lower transmission shaft (5) are each provided with a through hole penetrating in the axial direction; the device is characterized by further comprising an upper thimble (8), a lower thimble (10) and a thimble connecting sleeve (9.1), wherein one end of the upper thimble (8) is connected with the air cylinder (7), and the other end of the upper thimble (8) penetrates through a through hole of the upper transmission shaft (3); one end of the lower thimble (10) is connected with the lower end of the upper thimble (8) through a thimble connecting sleeve (9.1), and the other end of the lower thimble (10) penetrates through the through hole of the lower transmission shaft (5) and then is abutted against a nozzle (11) of the charging bucket (12); the air cylinder (7) drives the upper thimble (8) and the lower thimble (10) to do reciprocating motion along the axial direction of the through holes of the upper transmission shaft (3) and the lower transmission shaft (5), so that the opening and closing action of the nozzle (11) is realized.
6. The solder coating device according to claim 5, wherein the lower end surface of the upper thimble (8) is extended with a half shaft, and the inner side wall of the half shaft is provided with a first protrusion and a first groove; a half shaft extends from the upper end surface of the lower thimble (10), and a second protrusion and a second groove are formed in the inner side wall of the half shaft; the first protrusion is embedded into the second groove in a matched mode, the second protrusion is embedded into the first groove in a matched mode, and the upper ejector pin (8) and the lower ejector pin (10) are fixedly connected.
7. The solder coating device according to claim 6, further comprising a thimble connecting sleeve (9.1), wherein the thimble connecting sleeve (9) is loosely fitted over the lower end of the upper thimble (8) and the upper end of the lower thimble (10); the thimble connecting sleeve (9) sequentially comprises a large-aperture section and a small-aperture section from bottom to top; a limiting ring is arranged on the lower section of the upper thimble (8) along the circumferential direction, and the outer diameter of the limiting ring is larger than the inner diameter of the small hole section and smaller than the inner diameter of the large hole section; the thimble connecting sleeve (9) is subjected to the action of self gravity to generate a trend of sliding downwards along the axial direction of the upper thimble (8), and the large-aperture section and the small-aperture section of the thimble connecting sleeve (9) are connected with the step surface and hung on the limiting ring plate, so that the thimble connecting sleeve (9) is hung on the upper thimble (8).
8. A solder coating apparatus according to claim 6, wherein the upper needle (8) is connected to a piston rod of the cylinder (7) via a floating joint.
9. A solder coating apparatus according to claim 1, wherein the output port of the nozzle (11) is of a flattened configuration.
10. A solder coating apparatus according to claim 1, further comprising a motor (1) and a speed reducer (2); the output shaft of the motor (1) is connected with the upper end of the upper transmission shaft (3) through the speed reducer (2), and the motor (1) sequentially drives the upper transmission shaft (3), the shaft connector (4), the lower transmission shaft (5) and the stirrer (6) to rotate through the speed reducer (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010836530.5A CN111957480B (en) | 2020-08-19 | 2020-08-19 | Solder coating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010836530.5A CN111957480B (en) | 2020-08-19 | 2020-08-19 | Solder coating device |
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| CN111957480A true CN111957480A (en) | 2020-11-20 |
| CN111957480B CN111957480B (en) | 2023-06-13 |
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