Solder paste stirring kettle with deoxidizing and defoaming functions

Abstract

The utility model provides a solder paste stirring kettle with deoxidizing and defoaming functions, which relates to the technical field of solder paste production, comprises a kettle body and a kettle cover fixed at the upper end of the kettle body, and is characterized by further comprising a stirring component arranged in the kettle body and a defoaming component arranged on the lower surface of the kettle cover, the stirring assembly and the defoaming assembly are located on the same axis. According to the solder paste stirring kettle with the deoxidizing and defoaming functions, solder paste in the stirring bin can be stirred through the stirring assembly, the solder paste is effectively and evenly mixed, the mixing uniformity of materials is guaranteed, and therefore the efficiency of the whole stirring process is improved, a scraper can scrape away the solder paste attached to the inner wall of the kettle body, and the stirring efficiency is improved. Solder paste adhering to the inner wall is reduced to the maximum extent, so that material waste is reduced, the material utilization rate is increased, meanwhile, the packing auger can turn the solder paste heated at the bottom to the top, it is ensured that the solder paste is heated more evenly in the stirring process, and therefore the oxidation reaction of the solder paste is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of stirred tanks, specifically a kind of tin cream stirred tank with deoxygenation defoaming function belongs to tin cream production technical field. BACKGROUND

[0002] Tin cream is also called soldering tin cream, it is a kind of gray cream, soldering tin cream is a new type of welding material that is born with SMT, it is by soldering tin powder, flux and surfactant, thixotropic agent etc. Mixed, form cream mixture, mainly used for SMT industry PCB surface resistance, capacitor, IC etc. The welding of electronic components.

[0003] The application is fixed by the arc-shaped groove on the locking piece on both sides of the tin cream box, and the tin cream box is fixed. It has the characteristics of simple structure, easy to realize and stable operation of the stirring device at the lower end of the transmission shaft. However, bubbles are generated during stirring, and the bubbles cannot be defoamed, which affects the subsequent use of tin cream, reduces the flexibility of the stirring machine during use, and the tin cream material is easily adhered to the inner wall of the tank during stirring. It is not convenient to clean the adhered material, which not only causes waste of materials, but also reduces the use effect of the stirring machine.

[0004] Therefore, a tin cream stirred tank with deoxygenation defoaming function is proposed. CONTENT OF UTILITY MODEL

[0005] The utility model proposes a tin cream stirred tank with deoxygenation defoaming function to solve the problem that the existing technology cannot defoam bubbles, reduces the flexibility of the stirred tank during use, and is not convenient to clean the adhered material, which not only causes waste of materials, but also reduces the use effect of the stirred tank.

[0006] The utility model is realized by the following technical scheme: a tin cream stirred tank with deoxygenation defoaming function, comprising a kettle body and a kettle cover fixed on the upper end of the kettle body, further comprising a stirring assembly arranged in the kettle body and a defoaming assembly arranged on the lower surface of the kettle cover, the stirring assembly and the defoaming assembly are located on the same axis.

[0007] The stirring assembly comprises a motor fixed on the lower surface of the kettle body, a stirring bin is formed in the interior of the kettle body, the output end of the motor is fixed with a first rotating rod, the first rotating rod is arranged in the interior of the stirring bin, the side surface of the first rotating rod is fixed with a scraper, the other side surface of the first rotating rod perpendicular to the scraper is fixed with a stirring rod, the surface of the stirring rod is provided with an auger, and the top end of the auger is fixed with a gear.

[0008] The defoaming assembly comprises a fixed plate fixed to the lower surface of the kettle cover, a gear ring embedded in the periphery of the fixed plate, and a gear ring engaged with the gear.

[0009] Further, the defoaming assembly further comprises a second rotating rod fixed to the lower surface of the kettle cover, a first clamping groove is formed in the inside of the second rotating rod, a clamping block is formed on the surface of the first rotating rod, the second rotating rod is clamped on the surface of the first rotating rod through the clamping block and the first clamping groove, and the second rotating rod rotates synchronously with the first rotating rod.

[0010] Further, a second clamping groove is formed in the side surface of the second rotating rod, a movable block is sleeved on the periphery of the second rotating rod, a protrusion corresponding to the second clamping groove is arranged on the inner side surface of the movable block, the movable block rotates synchronously with the second rotating rod, a defoaming needle is fixed on the side surface of the movable block, a floating plate is fixed on the side surface of the defoaming needle, the defoaming needle and the floating plate are both multiple, and are fixed on the side surface of the movable block in a ring shape.

[0011] Further, a fixed block is fixed on the surface of the stirring rod, the auger is a hollow pipe, a fixed groove corresponding to the fixed block is formed in the inside of the auger, the auger is sleeved on the surface of the stirring rod, and the auger rotates by the gear and the gear ring.

[0012] Further, an exhaust pipe is arranged on the surface of the kettle cover, a baffle is overlapped on the upper surface of the exhaust pipe, an extension rod is fixed on the lower surface of the baffle, the lower end of the extension rod is fixed on the upper surface of the kettle cover, and a spring is sleeved on the surface of the extension rod.

[0013] Further, a fixed female buckle is fixed on the top peripheral surface of the kettle body, a male buckle corresponding to the fixed female buckle is fixed on the bottom peripheral surface of the kettle cover, the kettle body and the kettle cover are fixed by the fixed female buckle and the male buckle, the fixed female buckle and the male buckle are both multiple, and are arranged in a ring shape on the peripheral surfaces of the kettle body and the kettle cover.

[0014] Further, a feeding pipe is arranged on the upper surface of the kettle cover, a heating bin is formed in the inside of the kettle body, a water inlet pipe and a drain pipe are arranged on the side surface of the kettle body, the other ends of the water inlet pipe and the drain pipe are both arranged in the inside of the heating bin, and a supporting rod is further fixed on the lower surface of the kettle body.

[0015] The tin paste stirring kettle with the oxygen-removing and defoaming functions has the following beneficial effects.

[0016] 1. The tin paste stirring tank with deoxygenation and defoaming functions can stir the tin paste in the stirring bin through the stirring assembly, effectively uniformly mix the tin paste, guarantee the uniformity of material mixing, thereby improving the efficiency of the whole stirring process, wherein the scraper can scrape off the tin paste adhered to the inner wall of the tank body, maximally reduce the tin paste adhered to the inner wall, thereby reducing material waste and improving the utilization rate of materials, and the auger can turn the tin paste heated at the bottom to the top, ensure that the tin paste is heated more uniformly during the stirring process, thereby reducing the oxidation reaction of the tin paste.

[0017] 2. The tin paste stirring tank with deoxygenation and defoaming functions can pierce the bubbles generated during the stirring process through the defoaming assembly, prevent the bubbles from being retained in the tin paste, thereby improving the uniformity and stability of the tin paste, helping to improve the welding performance, ensuring the quality of the welding points and reducing the welding defects, and the floating plate fixed on the side surface of the defoaming needle can make the defoaming needle stably float on the upper surface of the tin paste, so that the defoaming needle is always in the active area of bubble generation, thereby more effectively piercing the surface bubbles, quickly eliminating bubble accumulation and reducing the number of bubbles in the tin paste.

[0018] 3. The tin paste stirring tank with deoxygenation and defoaming functions is provided with an exhaust pipe, a baffle and a telescopic rod on the surface of the tank cover, when a large amount of gas is generated after the bubbles in the stirring bin are eliminated, the internal pressure in the stirring bin is too large, the gas lifts the baffle through the exhaust pipe to exhaust, and after the exhaust is completed, the telescopic rod and the spring drive the baffle to be attached to the exhaust pipe, avoiding the entry of external oxygen into the stirring bin, avoiding the oxidation reaction of the tin paste and ensuring the stable performance of the tin paste. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is a front view cross-sectional structure schematic diagram of the utility model;

[0021] Figure 3 It is a structure schematic diagram of the stirring assembly in the utility model;

[0022] Figure 4 It is a structure schematic diagram of the defoaming assembly in the utility model;

[0023] Figure 5 It is a structure schematic diagram of the defoaming needle in the utility model;

[0024] Figure 6 It is a structure schematic diagram of the utility model Figure 3 in the enlarged structure schematic diagram of A;

[0025] Figure 7 It is a structure schematic diagram of the utility model Figure 4 in the enlarged structure schematic diagram of B.

[0026] Explanation of reference signs

[0027] 1, kettle body; 101, stirring bin; 102, heating bin; 103, fixed female buckle; 104, support rod;

[0028] 2, kettle cover; 201, exhaust pipe; 202, baffle; 203, telescopic rod;

[0029] 3, stirring assembly; 301, motor; 302, first rotating rod; 3021, clamping block; 303, scraper; 304, stirring rod; 3041, fixed block; 305, auger; 3051, fixed groove; 306, gear;

[0030] 4, defoaming assembly; 401, fixed plate; 402, gear ring; 403, second rotating rod; 4031, first clamping groove; 4032, second clamping groove; 404, movable block; 405, defoaming needle; 406, floating plate;

[0031] 5, feed pipe; 6, water inlet pipe; 7, drain pipe. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the protection scope of the present application.

[0033] Please refer to Figures 1-7 The embodiment of the present application provides a tin paste stirring kettle with oxygen removal and defoaming functions, which comprises a kettle body 1 and a kettle cover 2 fixed on the upper end of the kettle body 1, and further comprises a stirring assembly 3 arranged in the kettle body 1 and a defoaming assembly 4 arranged on the lower surface of the kettle cover 2, wherein the stirring assembly 3 and the defoaming assembly 4 are located on the same axis.

[0034] Please refer to Figure 2 、 Figure 3 and Figure 6The stirring assembly 3 comprises a motor 301 fixed on the lower surface of the kettle body 1, a stirring bin 101 is arranged in the kettle body 1, a first rotating rod 302 is fixed on the output end of the motor 301, the first rotating rod 302 is arranged in the stirring bin 101, a scraper 303 is fixed on the side surface of the first rotating rod 302, a stirring rod 304 is fixed on the other side surface of the first rotating rod 302 which is perpendicular to the scraper 303, an auger 305 is arranged on the surface of the stirring rod 304, and a gear 306 is fixed on the top end of the auger 305; a fixed block 3041 is fixed on the surface of the stirring rod 304, the auger 305 is a hollow pipe, a fixed groove 3051 corresponding to the fixed block 3041 is arranged in the auger 305, the auger 305 is sleeved on the surface of the stirring rod 304, and the auger 305 rotates by the gear 306 and a tooth ring 402; the tin paste stirring kettle with the deoxidization and defoaming functions can stir the tin paste in the stirring bin 101 by the stirring assembly 3, effectively mix the tin paste uniformly, ensure the uniformity of the material mixing, and thus improve the efficiency of the whole stirring process, wherein the scraper 303 can scrape the tin paste adhered on the inner wall of the kettle body 1, maximally reduce the tin paste adhered on the inner wall, thus reduce the material waste and improve the utilization rate of the material, and meanwhile the auger 305 can turn the tin paste heated at the bottom to the top, ensure that the tin paste is heated more uniformly in the stirring process, and thus reduce the oxidation reaction of the tin paste.

[0035] Please refer to Figure 2 , Figure 4 , Figure 5 and Figure 7The defoaming assembly 4 comprises a fixed plate 401 fixed to the lower surface of the kettle cover 2, a gear ring 402 embedded in the outer periphery of the fixed plate 401, the gear ring 402 being engaged with the gear 306; the defoaming assembly 4 further comprises a second rotating rod 403 fixed to the lower surface of the kettle cover 2, the second rotating rod 403 being provided with a first clamping groove 4031 in the inside, the first rotating rod 302 being provided with a clamping block 3021 on the surface, the second rotating rod 403 being clamped on the surface of the first rotating rod 302 through the clamping block 3021 and the first clamping groove 4031, and the second rotating rod 403 rotating synchronously with the first rotating rod 302; the second rotating rod 403 is provided with a second clamping groove 4032 on the side surface, the second rotating rod 403 being sleeved with a movable block 404 on the outer periphery, the movable block 404 being provided with a protrusion corresponding to the second clamping groove 4032 on the inner side surface, the movable block 404 rotating synchronously with the second rotating rod 403, the movable block 404 being fixed with a defoaming needle 405 on the side surface, the defoaming needle 405 being fixed with a floating plate 406 on the side surface, the defoaming needle 405 and the floating plate 406 both being multiple and annularly fixed on the side surface of the movable block 404; the solder paste stirring kettle with oxygen removal and defoaming function can break the bubbles generated in the stirring process through the defoaming assembly 4, prevent the bubbles from being retained in the solder paste, thereby improving the uniformity and stability of the solder paste, helping to improve the welding performance, ensuring the quality of the welding points, reducing the welding defects, and simultaneously the floating plate 406 fixed on the side surface of the defoaming needle 405 can make the defoaming needle 405 stably float on the upper surface of the solder paste, so that the defoaming needle 405 is always in the active area of bubble generation, thereby more effectively breaking the surface bubbles, quickly eliminating the bubble accumulation, and reducing the number of bubbles in the solder paste.

[0036] Please refer to Figure 2 , Figure 3 and Figure 4, the surface of the kettle cover 2 is provided with an exhaust pipe 201, the upper surface of the exhaust pipe 201 is overlapped with a baffle 202, the lower surface of the baffle 202 is fixed with an extension rod 203, the lower end of the extension rod 203 is fixed on the upper surface of the kettle cover 2, the surface of the extension rod 203 is sleeved with a spring; the top outer periphery of the kettle body 1 is fixed with a fixed female buckle 103, the bottom outer periphery of the kettle cover 2 is fixed with a male buckle corresponding to the fixed female buckle 103, the kettle body 1 and the kettle cover 2 are fixed through the fixed female buckle 103 and the male buckle, the fixed female buckle 103 and the male buckle are multiple and are evenly arranged in the form of a ring on the outer periphery of the kettle body 1 and the kettle cover 2; the upper surface of the kettle cover 2 is also provided with a feeding pipe 5, the inside of the kettle body 1 is provided with a heating bin 102, the side of the kettle body 1 is provided with a water inlet pipe 6 and a drain pipe 7, the other end of the water inlet pipe 6 and the drain pipe 7 is provided in the inside of the heating bin 102, and the lower surface of the kettle body 1 is also fixed with a supporting rod 104; the tin cream stirring kettle with the deoxidization and defoaming functions is provided with the exhaust pipe 201, the baffle 202 and the extension rod 203 on the surface of the kettle cover 2, when a large amount of gas is generated after the bubbles in the stirring bin 101 are eliminated, the internal pressure in the stirring bin 101 is too large, the gas is lifted up through the exhaust pipe 201 to lift up the baffle 202, the exhaust is carried out, after the exhaust is completed, the extension rod 203 and the spring drive the baffle 202 to be attached to the exhaust pipe 201, the external oxygen is prevented from entering the stirring bin 101, the tin cream is prevented from being oxidized, and the performance of the tin cream is ensured to be stable.

[0037] The utility model discloses in using time: first, the device is connected with the control equipment of outside and 220V mains, and the control equipment can be the conventional known device of computer etc. for control, then the staff fixes the kettle body 1 upper surface through the fixed female buckle 103 and the male buckle, and makes the second rotary rod 403 joint in the surface of first rotary rod 302, then the staff injects the tin cream in the stirring bin 101 through the feeding pipe 5, subsequently the staff controls the motor 301 operation through the control equipment, and the motor 301 drives the first rotary rod 302 rotation, and the first rotary rod 302 drives the stirring rod 304 rotation, thereby drives the auger 305 of the sleeve joint in the surface of stirring rod 304 to rotate, makes the auger 305 revolve around the first rotary rod 302, because the gear 306 of fixed in the top of auger 305 is engaged with the gear ring 402, makes the auger 305 in the rotation process can revolve, makes the tin cream of bottom and top to mix fully.

[0038] The first rotating rod 302 drives the second rotating rod 403 to rotate synchronously during stirring, the second rotating rod 403 drives the movable block 404 clamped on the surface thereof to rotate, the movable block 404 drives the defoaming needle 405 and the floating plate 406 to rotate, so that the bubbles generated during stirring are eliminated, and the floating plate 406 can drive the defoaming needle 405 and the movable block 404 to move along with the increase of the solder paste, so that the defoaming needle 405 is stably floated on the upper surface of the solder paste, the surface bubbles are more effectively punctured, the bubble accumulation is quickly eliminated, and the number of bubbles in the solder paste is reduced; meanwhile, the staff pours hot water into the heating bin 102 through the water inlet pipe 6, so that the solder paste in the stirring bin 101 is heated, so as to promote the release of volatile substances in the solder paste and reduce the oxidation reaction.

[0039] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A tin paste stirring kettle with deoxygenation and defoaming functions, comprising a kettle body (1) and a kettle cover (2) fixed on the upper end of the kettle body (1), characterized in that: Also include the stirring assembly (3) and the defoaming assembly (4) arranged in the kettle body (1) inside and the kettle cover (2) lower surface, the stirring assembly (3) and the defoaming assembly (4) are located in the same axis; The stirring assembly (3) includes a motor (301) fixed on the lower surface of the kettle body (1), a stirring bin (101) is opened in the inside of the kettle body (1), the output end of the motor (301) is fixed with a first rotating rod (302), the first rotating rod (302) is arranged in the inside of the stirring bin (101), the side of the first rotating rod (302) is fixed with a scraper (303), the other side of the first rotating rod (302) perpendicular to the scraper (303) is fixed with a stirring rod (304), the surface of the stirring rod (304) is provided with an auger (305), the top end of the auger (305) is fixed with a gear (306); The defoaming assembly (4) includes a fixed plate (401) fixed on the lower surface of the kettle cover (2), the outer periphery of the fixed plate (401) is embedded with a gear ring (402), the gear ring (402) is engaged with the gear (306).

2. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 1, characterized in that: The defoaming assembly (4) further includes a second rotating rod (403) fixed on the lower surface of the kettle cover (2), a first clamping groove (4031) is opened in the inside of the second rotating rod (403), a clamping block (3021) is opened on the surface of the first rotating rod (302), the second rotating rod (403) is clamped on the surface of the first rotating rod (302) through the clamping block (3021) and the first clamping groove (4031), and the second rotating rod (403) rotates synchronously with the first rotating rod (302).

3. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 2, characterized in that: A second clamping groove (4032) is opened on the side of the second rotating rod (403), a movable block (404) is sleeved on the outer periphery of the second rotating rod (403), a protrusion corresponding to the second clamping groove (4032) is arranged on the inner side of the movable block (404), the movable block (404) rotates synchronously with the second rotating rod (403), a defoaming needle (405) is fixed on the side of the movable block (404), a floating plate (406) is fixed on the side of the defoaming needle (405), the defoaming needle (405) and the floating plate (406) are both multiple, and are annularly fixed on the side of the movable block (404).

4. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 1, characterized in that: The surface of the stirring rod (304) is fixed with a fixed block (3041), the auger (305) The auger (305) is a hollow pipe, a fixed groove (3051) corresponding to the fixed block (3041) is opened in the inside of the auger (305), the auger (305) is sleeved on the surface of the stirring rod (304), and the auger (305) rotates by the gear (306) and the gear ring (402).

5. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 1, characterized in that: An exhaust pipe (201) is arranged on the surface of the kettle cover (2), a baffle (202) is overlapped on the upper surface of the exhaust pipe (201), a telescopic rod (203) is fixed on the lower surface of the baffle (202), the lower end of the telescopic rod (203) is fixed on the upper surface of the kettle cover (2), and a spring is sleeved on the surface of the telescopic rod (203).

6. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 1, characterized in that: The outer circumferential surface of the top of the kettle body (1) is fixed with fixed female buckles (103), the outer circumferential surface of the bottom of the kettle cover (2) is fixed with corresponding male buckles corresponding to the fixed female buckles (103), the kettle body (1) and the kettle cover (2) are fixed through the fixed female buckles (103) and the male buckles, the fixed female buckles (103) and the male buckles are all multiple and are annularly and uniformly arranged on the outer circumferential surfaces of the kettle body (1) and the kettle cover (2).

7. The tin paste stirred tank with deoxygenation and defoaming functions according to claim 1, characterized in that: The upper surface of the kettle cover (2) is also provided with a feeding pipe (5), the inside of the kettle body (1) is provided with a heating bin (102), the side of the kettle body (1) is provided with a water inlet pipe (6) and a drain pipe (7), the other ends of the water inlet pipe (6) and the drain pipe (7) are both provided in the inside of the heating bin (102), and the lower surface of the kettle body (1) is also fixed with a supporting rod (104).

Images