CN213791429U

CN213791429U - SMT tin cream agitating unit

Info

Publication number: CN213791429U
Application number: CN202021593224.5U
Authority: CN
Inventors: 代劲松
Original assignee: Suzhou Weiming Electronic Co ltd
Current assignee: Suzhou Weiming Electronic Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-07-27
Anticipated expiration: 2030-08-04

Abstract

The utility model relates to a SMT tin cream stirring technical field discloses a SMT tin cream agitating unit, including box, rigid coupling at the discharge gate of four corners of box lower surface, rigid coupling in box lower surface center department, install first motor and the rotation axis of rigid coupling on first motor drive end in the box, the equal rigid coupling in both sides of rotation axis has the puddler, one side rigid coupling of box has control switch, and the opposite side of box installs and get the material subassembly, transmission is installed to the top of box, and the top of box is uncovered form. The utility model discloses a get the material subassembly and can take out upper solder paste and lower floor's solder paste in the stirring rear box body to whether the stirring degree of conveniently looking over the solder paste is up to standard, should get the material subassembly moreover and adopt automatic material of getting, it is higher to get material efficiency, can drive rotatory puddler through transmission and reciprocate, thereby increased the stirring efficiency of solder paste in the box, make it can accomplish stirring work in the short time.

Description

SMT tin cream agitating unit

Technical Field

The utility model relates to a SMT tin cream stirring technical field specifically is a SMT tin cream agitating unit.

Background

SMT is a Surface Mount Technology (abbreviated as Surface Mount Technology), called Surface Mount or Surface Mount Technology, in which a leadless or short-lead Surface Mount device (SMC/SMD, hereinafter referred to as a chip device) is mounted on a Surface of a Printed Circuit Board (PCB) or other substrate, and soldered and assembled by reflow soldering or dip soldering, and SMT solder paste is stirred by a stirrer before use.

But current mixer is in the use, and stirring work is accomplished through single puddler rotation mostly, stirs efficiency high inadequately like this, and current mixer is after the tin cream stirring in addition, is difficult to take out and look over the tin cream after the stirring whether up to standard of stirring state. Accordingly, one skilled in the art provides an SMT solder paste stirring apparatus to solve the problems set forth in the above background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a SMT tin cream agitating unit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a SMT tin cream agitating unit, includes box, rigid coupling at the discharge gate of four corners of box lower surface, rigid coupling in box lower surface center department, install first motor in the box and the rotation axis of rigid coupling on first motor drive end, the equal rigid coupling in both sides of rotation axis has the puddler, one side rigid coupling of box has control switch, and the opposite side of box installs and gets the material subassembly, transmission is installed to the top of box, and the top of box is for uncovered form.

As a further aspect of the present invention: transmission includes cam, second motor, mounting bracket, gyro wheel, gag lever post, fly leaf and backup pad, the mounting bracket rigid coupling is in the upper surface edge of box, and the lower surface rigid coupling of mounting bracket has the second motor, the rigid coupling has the cam on the drive end of second motor, the bottom laminating of cam has the gyro wheel, it has the backup pad to go back the rigid coupling on the inner wall of mounting bracket, the inside center of backup pad runs through the support rather than self swing joint, the spring has been cup jointed in the outside activity still of support, and the top rigid coupling of support is in the bottom of gyro wheel, and the bottom rigid coupling of support has the fly leaf, the upper surface rigid coupling of fly leaf has the gag lever post.

As a further aspect of the present invention: the top end of the limiting rod penetrates through the supporting plate and is movably connected with the supporting plate, and the top end of the limiting rod is fixedly connected with a limiting block.

As a further aspect of the present invention: the first motor is fixedly connected to the center of the lower surface of the movable plate, and the limiting rods are symmetrically distributed by taking the center point of the movable plate as a reference.

As a further aspect of the present invention: get the material subassembly and include storage cylinder, first closing plate, piston, electric putter, body and second closing plate, the storage cylinder rigid coupling is on the box, and the inside of storage cylinder from top to bottom in proper order the rigid coupling have first closing plate and second closing plate, the outside rigid coupling of storage cylinder has rather than the communicating body of self, swing joint has the piston on the inner wall of body, the rigid coupling has electric putter between body and the piston, electric putter's stiff end is fixed with the body, and electric putter's flexible end and piston rigid coupling, the round hole that a diameter is 0.3cm all runs through in the inside of first closing plate and second closing plate.

As a further aspect of the present invention: the top rigid coupling of storage cylinder has one end to connect the first pipeline on box upper portion, and the bottom rigid coupling of storage cylinder has one end to connect the second pipeline in the box lower part, the storage cylinder is for being transparent with the body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model can take out the upper layer of solder paste and the lower layer of solder paste in the box body after stirring through the material taking component, thereby conveniently checking whether the stirring degree of the solder paste reaches the standard or not, and the material taking component adopts automatic material taking, so that the material taking efficiency is higher;

2. the stirring rod which can drive the rotation can be driven to move up and down through the transmission device, so that the stirring efficiency of the solder paste in the box body is increased, and the stirring work can be completed in a short time.

Drawings

FIG. 1 is a schematic structural diagram of an SMT solder paste stirring apparatus;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a material taking assembly in an SMT solder paste stirring apparatus.

In the figure: 1. a transmission device; 2. a cam; 3. a second motor; 4. a mounting frame; 5. a roller; 6. a limiting rod; 7. a movable plate; 8. a support plate; 9. a first motor; 10. a stirring rod; 11. a rotating shaft; 12. a material taking assembly; 13. supporting legs; 14. a discharge port; 15. a box body; 16. a control switch; 17. a spring; 18. a support; 19. a storage cylinder; 20. a first sealing plate; 21. a piston; 22. an electric push rod; 23. a pipe body; 24. a second sealing plate.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, an SMT solder paste stirring apparatus includes a box 15, support legs 13 fixed at four corners of a lower surface of the box 15, a discharge hole 14 fixed at a center of the lower surface of the box 15, a first motor 9 installed in the box 15, and a rotating shaft 11 fixed at a driving end of the first motor 9, wherein two sides of the rotating shaft 11 are respectively and fixedly connected with a stirring rod 10, the first motor 9 is YE2, one side of the box 15 is fixedly connected with a control switch 16, the other side of the box 15 is provided with a material taking assembly 12, the control switch 16 is internally provided with a DKC-Y110 controller, the material taking assembly 12 includes a material storage cylinder 19, a first sealing plate 20, a piston 21, an electric push rod 22, a pipe body 23 and a second sealing plate 24, the material storage cylinder 19 is fixedly connected to the box 15, and the first sealing plate 20 and the second sealing plate 24 are sequentially and fixedly connected to the interior of the material storage cylinder 19 from top to bottom, a tube body 23 communicated with the storage cylinder 19 is fixedly connected with the outer side of the storage cylinder, a piston 21 is movably connected with the inner wall of the tube body 23, an electric push rod 22 is fixedly connected between the tube body 23 and the piston 21, the fixed end of the electric push rod 22 is fixed with the tube body 23, the telescopic end of the electric push rod 22 is fixedly connected with the piston 21, round holes with the diameter of 0.3cm penetrate through the inner parts of the first sealing plate 20 and the second sealing plate 24, a first pipeline with one end connected with the upper part of the box body 15 is fixedly connected with the top end of the material storage cylinder 19, and the bottom end of the storage cylinder 19 is fixedly connected with a second pipeline with one end connected with the lower part of the box body 15, the storage cylinder 19 and the pipe body 23 are transparent, the upper layer of solder paste and the lower layer of solder paste in the stirred box body 15 can be taken out through the material taking assembly 12, thereby conveniently look over whether up to standard the stirring degree of tin cream, should get material subassembly 12 moreover and adopt automatic material of getting, it is higher to get material efficiency.

In fig. 1 and 2: the transmission device 1 is installed above the box body 15, the top of the box body 15 is uncovered, the transmission device 1 comprises a cam 2, a second motor 3, a mounting frame 4, rollers 5, a limiting rod 6, a movable plate 7 and a support plate 8, the mounting frame 4 is fixedly connected to the edge of the upper surface of the box body 15, the lower surface of the mounting frame 4 is fixedly connected with the second motor 3, the cam 2 is fixedly connected to the driving end of the second motor 3, the model of the second motor 3 is YE2, the rollers 5 are attached to the bottom of the cam 2, the support plate 8 is fixedly connected to the inner wall of the mounting frame 4, a support 18 movably connected with the support 8 penetrates through the center of the interior of the support 8, a spring 17 is movably sleeved on the exterior of the support 18, the top end of the support 18 is fixedly connected to the bottom of the rollers 5, the movable plate 7 is fixedly connected to the bottom end of the support 18, the limiting rod 6 is fixedly connected to the upper surface of the movable plate 7, the top end of the limiting rod 6 penetrates through the support plate 8 and is movably connected with the support plate 8, and the top of the gag lever post 6 is still fixedly connected with the stopper, and first motor 9 rigid coupling is in the lower surface center department of fly leaf 7, and gag lever post 6 uses the central point of fly leaf 7 as the benchmark and is the symmetric distribution, can drive rotatory puddler 10 through transmission 1 and reciprocate to increased the stirring efficiency of tin cream in box 15, made it can accomplish stirring work in the short time.

The utility model discloses a theory of operation is: a user firstly pours various raw materials into a box body 15, then controls a second motor 3 and a first motor 9 to start working through a DKC-Y110 controller in a control switch 16, the first motor 9 drives a rotating shaft 11 to rotate after being electrified, and then drives a stirring rod 10 to rotate, the second motor 3 drives a cam 2 to rotate after being electrified, because the cam 2 is attached to a roller 5, after the cam 2 rotates, the roller 5 can be driven to move up and down under the action of a spring 17, and then a bracket 18 and a limiting rod 6 are driven to move up and down, and finally a movable plate 7 and the first motor 9, the rotating shaft 11 and the stirring rod 10 below the movable plate 7 are driven to move up and down, so that the stirring efficiency among the raw materials in the box body 15 is accelerated, the rotating stirring rod 10 can be driven to move up and down through a transmission device 1, thereby the stirring efficiency of tin paste in the box body 15 is increased, and the stirring work can be completed in a short time, after the stirring is finished, the user controls the electric push rod 22 to be shortened through the control switch 16, the piston 21 can be driven to move rightwards at the moment, the suction force is generated through the round holes in the first sealing plate 20 and the second sealing plate 24, so that the solder paste at the upper part in the box body 15 is sucked above the first sealing plate 20 through the first pipeline, the solder paste at the lower part in the box body 15 is sucked below the second sealing plate 24 through the second pipeline, because the diameter of the round hole is smaller, the solder paste at the moment can not pass through the round hole, when the solder paste is qualified, the electric push rod 22 can be controlled to extend through the control switch 16, the piston 21 can be driven to move leftwards at the moment, so as to generate pressure, the solder paste above the first sealing plate 20 and the solder paste below the second sealing plate 24 are squeezed into the box body 15, so that the upper solder paste and the lower solder paste in the box body 15 can be taken out after the stirring through the material taking assembly 12, and whether the stirring degree of the solder paste is up to the standard or not can be conveniently checked, and should get material subassembly 12 and adopt automatic material, it is higher to get material efficiency.

The above-mentioned, 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 utility model provides a SMT tin cream agitating unit, includes discharge gate (14), first motor (9) and the rotation axis (11) of rigid coupling on first motor (9) drive end of rigid coupling of supporting leg (13), rigid coupling of four corners of box (15) lower surface department at box (15) lower surface center department, installation in box (15), the equal rigid coupling in both sides of rotation axis (11) has puddler (10), a serial communication port, one side rigid coupling of box (15) has control switch (16), and the opposite side of box (15) installs and gets material subassembly (12), transmission (1) are installed to the top of box (15), and the top of box (15) is for not having the lid form.

2. An SMT solder paste stirring apparatus according to claim 1, wherein the transmission device (1) comprises a cam (2), a second motor (3), a mounting bracket (4), a roller (5), a limiting rod (6), a movable plate (7) and a support plate (8), the mounting bracket (4) is fixedly connected to an upper surface edge of the box body (15), the second motor (3) is fixedly connected to a lower surface of the mounting bracket (4), the cam (2) is fixedly connected to a driving end of the second motor (3), the roller (5) is attached to a bottom of the cam (2), the support plate (8) is further fixedly connected to an inner wall of the mounting bracket (4), a support (18) movably connected to the support plate (8) penetrates through an inner center of the support plate (8), a spring (17) is movably connected to an outer portion of the support (18), and a top end of the support (18) is fixedly connected to a bottom of the roller (5), and the bottom of the support (18) is fixedly connected with a movable plate (7), and the upper surface of the movable plate (7) is fixedly connected with a limiting rod (6).

3. An SMT solder paste stirring apparatus according to claim 2, wherein the top end of the limiting rod (6) penetrates through the support plate (8) and is movably connected with the support plate (8), and a limiting block is further fixedly connected to the top end of the limiting rod (6).

4. An SMT paste mixing device according to claim 2, wherein the first motor (9) is fixedly connected to a center of a lower surface of the movable plate (7), and the limiting rods (6) are symmetrically distributed with respect to a center point of the movable plate (7).

5. An SMT solder paste stirring apparatus according to claim 1, wherein the material taking assembly (12) includes a material storage barrel (19), a first sealing plate (20), a piston (21), an electric push rod (22), a tube body (23), and a second sealing plate (24), the material storage barrel (19) is fixedly connected to the box body (15), the material storage barrel (19) is fixedly connected to the first sealing plate (20) and the second sealing plate (24) from top to bottom, the outer side of the material storage barrel (19) is fixedly connected to the tube body (23) communicated with itself, the piston (21) is movably connected to the inner wall of the tube body (23), the electric push rod (22) is fixedly connected between the tube body (23) and the piston (21), the fixed end of the electric push rod (22) is fixed to the tube body (23), and the telescopic end of the electric push rod (22) is fixedly connected to the piston (21), and circular holes with the diameter of 0.3cm penetrate through the inner parts of the first sealing plate (20) and the second sealing plate (24).

6. An SMT solder paste stirring apparatus according to claim 5, wherein a first pipeline having one end connected to an upper portion of the box (15) is fixedly connected to a top end of the storage barrel (19), a second pipeline having one end connected to a lower portion of the box (15) is fixedly connected to a bottom end of the storage barrel (19), and the storage barrel (19) and the tube body (23) are transparent.