CN214863040U

CN214863040U - SMT tin cream agitating unit

Info

Publication number: CN214863040U
Application number: CN202121247529.5U
Authority: CN
Inventors: 冉崇胜; 王艳
Original assignee: Shenzhen Aoniu Technology Co ltd
Current assignee: Shenzhen Aoniu Technology Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-26
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a SMT tin cream agitating unit, which comprises an outer shell, top inner wall one side fixedly connected with housing of shell, the reciprocal lead screw of one side fixedly connected with between the top of housing and the bottom inner wall, the outside cover of reciprocal lead screw is equipped with the screw, the outside top fixedly connected with bearing of screw, one side fixedly connected with connecting rod of bearing, the one end fixedly connected with casing of connecting rod. The utility model discloses a set up motor and reciprocating screw, the motor can also drive gear rotation in drive puddler pivoted, the gear then drives the screw at reciprocating screw's outside reciprocating motion through the ring gear, so the screw can make motor and puddler reciprocating motion in vertical direction through the casing, thereby make the puddler reciprocate on one side rotating, thereby can provide two ascending stirs of side for scaling powder and tin powder when the stirring, can let the two misce bene faster, the stirring efficiency is improved.

Description

SMT tin cream agitating unit

Technical Field

The utility model relates to a tin cream agitating unit technical field especially relates to a SMT tin cream agitating unit.

Background

Solder paste, also called solder paste, is a gray paste, is a novel welding material produced along with SMT, and is a paste mixture formed by mixing solder powder, soldering flux, other surfactants, thixotropic agents and the like.

Need stir tin powder and scaling powder when carrying out the tin cream preparation, traditional agitating unit is exactly that simple dwang drives the puddler stirring, and this kind of stirring mode can only provide the ascending stirring of horizontal direction, needs longer time under the condition of guaranteeing stirring effect just can reach the expectation, and efficiency is comparatively low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an SMT solder paste stirring device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an SMT tin paste stirring device comprises a shell, wherein a shell is fixedly connected to one side of the inner wall of the top end of the shell, a reciprocating lead screw is fixedly connected to one side between the top end of the shell and the inner wall of the bottom end of the shell, a screw is sleeved outside the reciprocating lead screw, a bearing is fixedly connected to the top end of the outside of the screw, a connecting rod is fixedly connected to one side of the bearing, a casing is fixedly connected to one end of the connecting rod, a motor is fixedly connected to the inner wall of the top end of the casing, a first circular through hole is formed in the bottom end of the casing, an output shaft of the motor extends to the outside of the casing at the first circular through hole, a fixing rod is fixedly connected to one end of the output shaft of the motor, a stirring rod is fixedly connected to the bottom end of the fixing rod, a second circular through hole is formed in the bottom end of the shell, and the stirring rod extends to the outside of the shell at the second circular through hole, and the one end that the puddler is in the housing outside is the mouth font, the outside bottom of screw has the ring gear through the key-type connection, the outside of dead lever has the gear through the key-type connection, gear and ring gear meshing.

Further, one side that the housing was kept away from to the bottom inner wall of shell rotates and is connected with the dwang, the fixedly connected with helical blade of dwang, and the outside bottom of dwang has the flywheel through the key-type connection.

Furthermore, a feed inlet is formed in one side, far away from the housing, of the top end of the shell, and a feed hopper is fixedly connected to the top end of the shell at the feed inlet.

Further, one side fixedly connected with slider that the connecting rod was kept away from to the casing, the slider is T shape, the equal fixedly connected with frid of one side inner wall of housing in the both sides department of slider, two the frid all is L shape, slider and two frid sliding connection.

Furthermore, four corners of the bottom end of the shell are fixedly connected with support legs.

Further, four equal fixedly connected with telescopic links in angle department in the bottom of shell, four the outside of telescopic link all is equipped with pressure spring, and the same base of bottom fixedly connected with of four telescopic links.

The utility model has the advantages that:

1. through setting up motor and reciprocal lead screw, the motor can also drive gear rotation when driving the puddler pivoted, the gear then drives the screw at the outside reciprocating motion of reciprocal lead screw through the ring gear, so the screw can make motor and puddler reciprocating motion in vertical direction through the casing, thereby make the puddler reciprocate on one side rotating, thereby can provide the ascending stirring of two directions for scaling powder and tin powder when the stirring, can more swiftly get to let the two misce bene, the stirring efficiency is improved.

2. Through setting up helical blade, can drive the tin cream when the puddler rotates and produce the liquid stream, this liquid stream acts on helical blade and can make helical blade pass through the dwang and drive the flywheel and rotate, so when the puddler rises the flywheel makes helical blade continue to rotate through its self inertia, stirs the tin cream, so can further strengthen the stirring effect of tin cream.

3. Through setting up telescopic link and pressure spring, because the position that the motor set up is not on the axis of shell, so the rotation of motor and reciprocating motion can make the device shake from top to bottom, and pressure spring then can strengthen this shake for the unable adhesion of tin cream is at the inner wall of shell, so can avoid the tin cream adhesion when the stirring in the shell inner wall and the stirring that leads to uneven, improved stirring effect.

Drawings

FIG. 1 is a cross-sectional view of an SMT solder paste stirring apparatus provided in example 1;

FIG. 2 is a top view of a slider of the SMT solder paste stirring apparatus provided in embodiment 1;

FIG. 3 is a partial front view of the housing of an SMT solder paste stirring device according to embodiment 2.

In the figure: the device comprises a shell 1, a housing 2, a reciprocating screw rod 3, a toothed ring 4, a nut 5, a bearing 6, a connecting rod 7, a feed hopper 8, a groove plate 9, a motor 10, a machine shell 11, a gear 12, a fixing rod 13, a spiral blade 14, a rotating rod 15, a flywheel 16, a supporting leg 17, a stirring rod 18, a sliding block 19, an expansion rod 20, a pressure spring 21 and a base 22.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, an SMT solder paste stirring apparatus includes a housing 1, a housing 2 is fixedly connected to one side of the top inner wall of the housing 1, a reciprocating lead screw 3 is fixedly connected to one side between the top end of the housing 2 and the bottom inner wall, a screw 5 is sleeved outside the reciprocating lead screw 3, a bearing 6 is fixedly connected to the outside top end of the screw 5, a connecting rod 7 is fixedly connected to one side of the bearing 6, a housing 11 is fixedly connected to one end of the connecting rod 7, a motor 10 is fixedly connected to the top inner wall of the housing 11, a first circular through hole is formed in the bottom end of the housing 11, an output shaft of the motor 10 extends to the outside of the housing 11 at the first circular through hole, a fixing rod 13 is fixedly connected to one end of the output shaft of the motor 10, a stirring rod 18 is fixedly connected to the bottom end of the fixing rod 13, a second circular through hole is formed in the bottom end of the housing 2, puddler 18 extends to the outside of housing 2 at the circular through-hole of second, and puddler 18 is in the outside one end of housing 2 and is the mouth font, there is ring gear 4 outside bottom of screw 5 through the key connection, the outside of dead lever 13 has gear 12 through the key connection, gear 12 and ring gear 4 meshing.

One side that housing 2 was kept away from to the bottom inner wall of shell 1 is rotated and is connected with dwang 15, the fixedly connected with helical blade 14 of dwang 15, and the outside bottom of dwang 15 has flywheel 16 through the key-type connection. The feed inlet has been seted up to the one side that housing 2 was kept away from on the top of shell 1, and the top of shell 1 is at feed inlet department fixedly connected with feeder hopper 8. One side fixedly connected with slider 19 that connecting rod 7 was kept away from to casing 11, slider 19 is T shape, the equal fixedly connected with frid 9 of one side inner wall of housing 2 in slider 19's both sides department, two frid 9 all is the L shape, slider 19 and two frid 9 sliding connection. Four corners of the bottom end of the shell 1 are fixedly connected with support legs 17

The working principle is as follows: put into shell 1 with the material from feeder hopper 8 during the tin cream stirring of carrying out, then for motor 10 external power supply and start it, motor 10 drives gear 12 and puddler 18 through dead lever 13 and rotates, puddler 18 can stir the material when rotating, gear 12 can drive ring gear 4 when rotating simultaneously, ring gear 4 rotates through driving screw 5 and can make screw 5 at reciprocating screw 3's outside reciprocating motion, screw 5 drives casing 11 through connecting rod 7 and removes and can make puddler 18 reciprocating motion in vertical direction, thereby stir the material with the rotation combination of puddler 18 self.

Meanwhile, when the material is stirred by the stirring rod 18, liquid flow is generated, the liquid flow acts on the helical blade 14, the helical blade 14 can be driven to rotate through the rotating rod 15, and when the stirring rod 18 ascends, the helical blade 14 can be continuously driven to rotate by the flywheel 16 through self-rotating inertia, so that the material is continuously stirred.

Example 2

Referring to fig. 3, an SMT solder paste agitating unit, this embodiment compare in embodiment 1, in order to guarantee the stirring effect, the equal fixedly connected with telescopic link 20 in four angle departments in bottom of shell 1, four the outside of telescopic link 20 all is equipped with pressure spring 21, and the same base 22 of bottom fixedly connected with of four telescopic links 20.

When the motor 10 drives the stirring rod 18 to rotate and reciprocate up and down, the stirring rod 18 is not positioned on the central axis of the shell 1, so that the shell 1 shakes, and the pressure spring 21 can expand the shake, so that the materials adhered to the inner side of the shell 1 flow down, and the stirring effect is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The SMT tin paste stirring device comprises a shell (1) and is characterized in that a housing (2) is fixedly connected to one side of the top inner wall of the shell (1), a reciprocating lead screw (3) is fixedly connected to one side between the top end of the housing (2) and the bottom inner wall, a screw (5) is sleeved outside the reciprocating lead screw (3), a bearing (6) is fixedly connected to the top end of the outside of the screw (5), a connecting rod (7) is fixedly connected to one side of the bearing (6), a shell (11) is fixedly connected to one end of the connecting rod (7), a motor (10) is fixedly connected to the inner wall of the top end of the shell (11), a first circular through hole is formed in the bottom end of the shell (11), an output shaft of the motor (10) extends to the outside of the shell (11) at the first circular through hole, and a fixing rod (13) is fixedly connected to one end of the output shaft of the motor (10), the bottom fixedly connected with puddler (18) of dead lever (13), the circular through-hole of second has been seted up to the bottom of housing (2), puddler (18) extend to the outside of housing (2) at the circular through-hole department of second, and puddler (18) are in the outside one end of housing (2) and are the mouth font, there is ring gear (4) outside bottom of screw (5) through the key connection, the outside of dead lever (13) has gear (12) through the key-type connection, gear (12) and ring gear (4) meshing.

2. An SMT paste mixing device according to claim 1, wherein a rotating rod (15) is rotatably connected to a side of the inner wall of the bottom end of the housing (1) away from the housing (2), a helical blade (14) is fixedly connected to the rotating rod (15), and a flywheel (16) is connected to an outer bottom end of the rotating rod (15) through a key.

3. An SMT solder paste stirring apparatus according to claim 1, wherein a feed inlet is formed in a side of the top end of the housing (1) away from the housing (2), and a feed hopper (8) is fixedly connected to the top end of the housing (1) at the feed inlet.

4. An SMT paste mixing device according to claim 1, wherein a slider (19) is fixedly connected to a side of the housing (11) away from the connecting rod (7), the slider (19) is T-shaped, a slot plate (9) is fixedly connected to an inner wall of one side of the housing (2) at both sides of the slider (19), both slot plates (9) are L-shaped, and the slider (19) is slidably connected to both slot plates (9).

5. An SMT paste mixing device according to claim 1, wherein four corners of the bottom end of the housing (1) are fixedly connected with support legs (17).

6. An SMT solder paste stirring apparatus according to claim 5, wherein four corners of the bottom end of the housing (1) are fixedly connected with telescopic rods (20), the four telescopic rods (20) are sleeved with pressure springs (21), and the bottom ends of the four telescopic rods (20) are fixedly connected with the same base (22).