CN211942516U - Circuit board tin paste printing machine with transparent printing plate cleaning function - Google Patents

Abstract

The utility model discloses a circuit board solder paste printing machine with a transparent printing plate cleaning function, which comprises a fixed frame, a limiting frame and a solder paste printing machine body, the top end of the solder paste printer body is welded with a fixing frame, the inner wall of the fixing frame is welded with a limiting rod, one end of the fixing frame, which is far away from the limiting rod, is welded with a second chassis, a second motor is arranged in the second case, a screw rod is welded on an output shaft of the second motor, the screw rod is rotatably arranged on the inner wall of the fixing frame, the side end face of the limiting frame is welded with a first case, a through hole is arranged in the limiting frame, a threaded hole is engraved in the limiting frame, the limiting frame is sleeved on the limiting rod in a sliding way through a through hole, the limiting frame is rotatably arranged on the screw rod through the threaded hole, a first motor is installed in the first cabinet, a rotating shaft is installed on an output shaft of the first motor, and a brush is fixed on the rotating shaft. The utility model discloses possess the simple operation, prevent to remain tin cream and the better advantage of practicality.

Description

Circuit board tin paste printing machine with transparent printing plate cleaning function

Technical Field

The utility model relates to a circuit board tin cream printing machine technical field specifically is a circuit board tin cream printing machine of clean function of printing plate is passed through in area.

Background

The circuit board tin cream printing machine with the transparent printing plate cleaning function is as follows: modern solder paste printing machines generally comprise mechanisms such as plate loading, solder paste adding, stamping, power transmission circuit boards and the like. The working principle is as follows: the PCB to be printed is fixed on a printing positioning table, then solder paste or red glue is subjected to screen printing on corresponding bonding pads through a steel mesh by a left scraper and a right scraper of a printing machine, and the PCB with uniform screen printing is input into a chip mounter through a transmission table to be subjected to automatic chip mounting.

However, when the existing circuit board is coated with the tin paste, redundant tin paste can remain on the back of the printing-through plate, and the amount of the residual tin paste can be increased in the long term, so that the circuit board and the printing-through plate are directly provided with gaps, a scraper plate coats the tin paste on the circuit board, the thickness of the tin paste is increased, the thickness of the tin paste on the circuit board is too thick and unqualified, and the rejection rate of the circuit board is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board tin cream printing machine of clean function of board is passed through in area, possess the simple operation, prevent to remain tin cream and the better advantage of practicality, solved current circuit board when being scribbled by the tin cream, unnecessary tin cream can remain at the back of passing through the board, it is long-lasting, remaining tin cream volume then can increase, lead to circuit board and passing through the board direct and have the gap like this, lead to the scraper blade to coat the tin cream on the circuit board, the thickness of tin cream increases, directly lead to the circuit board on the tin cream thickness too thick and unqualified, the problem of the disability rate of circuit board has been increased.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board tin cream printing machine of clean function of board is passed through in area, includes mount, spacing and tin cream printing machine body, the top welding of tin cream printing machine body has the mount, the inner wall welding of mount has the gag lever post, the one end welding that the mount deviates from the gag lever post has the second machine case, and installs the second motor in the second machine case, the welding has the lead screw on the output shaft of second motor, and the lead screw rotates the inner wall of installing at the mount, the side end face welding of spacing has first machine case, install first motor in the first machine case.

Preferably, the number of the fixing frames is two, and the two fixing frames are symmetrically distributed at equal intervals relative to the solder paste printer body.

Preferably, a through hole is formed in the limiting frame, a threaded hole is recorded in the limiting frame, the limiting frame is sleeved on the limiting rod in a sliding mode through the through hole, and the limiting frame is rotatably installed on the screw rod through the threaded hole.

Preferably, a rotating shaft is mounted on an output shaft of the first motor, and a brush is fixed on the rotating shaft.

Preferably, a power plug is installed on the side end face of the solder paste printer body, and the power plug is electrically connected with the first motor and the second motor through wires.

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

the utility model discloses a set up tin cream printing machine body, operating personnel closes the power of tin cream printing machine body when using, operating personnel opens first motor and second motor through power plug external power supply simultaneously, it rotates to drive the lead screw when the second motor starts, the spacing frame cup joints on the gag lever post through the through-hole slip when the lead screw rotates, spacing frame is installed on the lead screw through the screw hole rotation, the lead screw drives spacing frame back-and-forth movement when rotating, first motor starts when starting around the spacing frame and drives the pivot and rotate, it rotates to drive the brush when the pivot rotates, clear up the tin cream when the brush rotates, make things convenient for operating personnel to operate, prevent that the more operation practicality that influences of tin cream, it is better to make the practicality.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic side view of the limiting frame of the present invention.

In the figure: 1. a fixed mount; 2. a limiting frame; 3. a rotating shaft; 4. a solder paste printer body; 5. a limiting rod; 6. a screw rod; 7. a first chassis; 8. a first motor; 9. a second chassis; 10. a second motor; 11. a brush; 12. a through hole; 13. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 3, the present invention provides an embodiment: a circuit board tin paste printing machine with a transparent printing plate cleaning function comprises a fixing frame 1, a limiting frame 2 and a tin paste printing machine body 4, wherein the top end of the tin paste printing machine body 4 is welded with the fixing frame 1, the fixing frame 1 is provided with two fixing frames, the two fixing frames 1 are symmetrically distributed at equal intervals relative to the tin paste printing machine body 4, the inner wall of the fixing frame 1 is welded with a limiting rod 5, one end of the fixing frame 1, which is far away from the limiting rod 5, is welded with a second machine box 9, a second motor 10 is installed in the second machine box 9, the first motor 10 adopts Y2-180M-4, the circuit board tin paste printing machine has the advantages of noise reduction and low energy consumption, a lead screw 6 is welded on an output shaft of the second motor 10, the lead screw 6 is rotatably installed on the inner wall of the fixing frame 1, a first machine box 7 is welded on the side end face, the limiting frame 2 is sleeved on the limiting rod 5 in a sliding mode through a through hole 12, the limiting frame 2 is rotatably installed on the screw rod 6 through a threaded hole 13, a first motor 8 is installed in the first case 7, the first motor 8 is 4IK25GN-C and has the advantages of noise reduction and low energy consumption, a rotating shaft 3 is installed on an output shaft of the first motor 8, a brush 11 is fixed on the rotating shaft 3, a power plug is installed on the side end face of the tin paste printing machine body 4 and is electrically connected with the first motor 8 and the second motor 10 through a lead wire, the tin paste printing machine body 4 is arranged, an operator closes a power supply of the tin paste printing machine body 4 when in use, meanwhile, the operator opens the first motor 8 and the second motor 10 through an external power supply of the power plug, the second motor 10 drives the screw rod 6 to rotate when being started, the limiting frame 2 is sleeved on the limiting rod 5 in a sliding mode through the through hole 12 when, spacing 2 rotates through screw hole 13 and installs on lead screw 6, drives spacing 2 back-and-forth movements when lead screw 6 rotates, and first motor 8 starts when starting around spacing 2 and drives pivot 3 and rotate, drives brush 11 when pivot 3 rotates and rotates, clears up the tin cream when brush 11 rotates, makes things convenient for operating personnel to operate, prevents that the more operation practicality that influences of tin cream, makes the practicality better.

The working principle is as follows: an operator closes a power supply of the solder paste printer body 4 when using the solder paste printer, meanwhile, the operator opens the first motor 8 and the second motor 10 through a power plug external power supply, the second motor 10 drives the lead screw 6 to rotate when starting, the limiting frame 2 is sleeved on the limiting rod 5 through the through hole 12 in a sliding manner when the lead screw 6 rotates, the limiting frame 2 is installed on the lead screw 6 through the threaded hole 13 in a rotating manner, the lead screw 6 drives the limiting frame 2 to move back and forth when rotating, the first motor 8 drives the rotating shaft 3 to rotate when starting around the limiting frame 2, the rotating shaft 3 drives the hairbrush 11 to rotate when rotating, the hairbrush 11 cleans solder paste when rotating, and the operation of the operator is facilitated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a circuit board tin cream printing machine of clean function of board is passed through in area, includes mount (1), spacing (2) and tin cream printing machine body (4), its characterized in that: the soldering tin paste printing machine comprises a tin paste printing machine body (4), wherein a fixing frame (1) is welded at the top end of the tin paste printing machine body (4), a limiting rod (5) is welded on the inner wall of the fixing frame (1), a second machine box (9) is welded at one end of the fixing frame (1) deviating from the limiting rod (5), a second motor (10) is installed in the second machine box (9), a lead screw (6) is welded on an output shaft of the second motor (10), the lead screw (6) rotates to be installed on the inner wall of the fixing frame (1), a first machine box (7) is welded on the side end face of the limiting frame (2), and a first motor (8) is installed in the first.

2. The circuit board solder paste printer with the function of cleaning the through printing plate of claim 1, characterized in that: the two fixing frames (1) are arranged, and the two fixing frames (1) are symmetrically distributed at equal intervals relative to the solder paste printing machine body (4).

3. The circuit board solder paste printer with the function of cleaning the through printing plate of claim 1, characterized in that: a through hole (12) is formed in the limiting frame (2), a threaded hole (13) is formed in the limiting frame (2) in a burning mode, the limiting frame (2) is connected to the limiting rod (5) in a sliding mode through the through hole (12), and the limiting frame (2) is installed on the screw rod (6) in a rotating mode through the threaded hole (13).

4. The circuit board solder paste printer with the function of cleaning the through printing plate of claim 1, characterized in that: and a rotating shaft (3) is installed on an output shaft of the first motor (8), and a brush (11) is fixed on the rotating shaft (3).

5. The circuit board solder paste printer with the function of cleaning the through printing plate of claim 1, characterized in that: and a power plug is arranged on the side end face of the solder paste printer body (4), and the power plug is electrically connected with the first motor (8) and the second motor (10) through leads.

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