CN212171602U

CN212171602U - Z-axis lifting mechanism of solder paste printing machine

Info

Publication number: CN212171602U
Application number: CN201922417303.4U
Authority: CN
Inventors: 任积勇
Original assignee: Tianjin Lianzhan Electronic Technology Co ltd
Current assignee: Tianjin Lianzhan Electronic Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-12-18
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a Z axle elevating system of solder paste printing machine, relate to solder paste printing machine accessory field, including returning the template, it drives actuating cylinder to return the template upper surface through the screw fixation, it runs through back template and welded fastening has the push pedal to drive actuating cylinder lower extreme telescopic shaft, surface welded fastening has the guide bar under the push pedal, the guide bar lower extreme runs through back the template and extends to returning the template downside, surface welded fastening has the second connecting plate under the guide bar, both ends all welded fastening has the sleeve about the second connecting plate upper surface, the inside surface welded fastening of sleeve has the spring, surface welded fastening has T type pole under the spring, T type pole lower extreme runs through the second connecting plate and extends to second connecting plate downside, surface welded fastening has square pipe under the second connecting plate, square intraductal square pole that is provided with, it is connected with the printing roller to rotate between the square pole. The utility model discloses make printing roller and paper contact make and have the buffering space, avoid the paper to damage, be convenient for overhaul and change printing roller dismouting, the practicality is strong.

Description

Z-axis lifting mechanism of solder paste printing machine

Technical Field

The utility model relates to a tin cream printing machine accessory field especially relates to a Z axle elevating system of tin cream printing machine.

Background

At present, in the full-automatic solder paste printing industry, a Z-axis lifting mechanism usually uses the traditional belt transmission, the structure of the belt transmission is simpler, along with the development of the intelligent manufacturing industry, electronic products on a printed circuit board are greatly changed, the positions of various components on the circuit board are changed, the belt transmission has low precision, the generated vibration is larger, the quality of the product is greatly influenced, and the automation requirement of a production line cannot be met, so that the transmission precision and the efficiency of the printing machine need to be improved, the Z-axis lifting mechanism of the prior tin paste printing machine cannot leave a buffer space for the printing roller and the paper, so that the paper is easy to tear when the printing roller and the paper are attached and moved, and the printing roller is inconvenient to disassemble, overhaul and replace, therefore, a Z-axis lifting mechanism of the solder paste printing machine is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a Z-axis lifting mechanism of a solder paste printing machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a Z-axis lifting mechanism of a solder paste printer comprises a first connecting plate, wherein a return plate is welded and fixed on the left surface of the first connecting plate, a driving cylinder is fixed on the upper surface of the die returning plate through screws, a telescopic shaft at the lower end of the driving cylinder penetrates through the die returning plate and is fixedly welded with a push plate, the lower surface of the push plate is fixedly welded with a guide rod, the lower end of the guide rod penetrates through the circular plate and extends to the lower side of the circular plate, a second connecting plate is fixedly welded on the lower surface of the guide rod, sleeves are fixedly welded on the left end and the right end of the upper surface of the second connecting plate, the upper surface in the sleeve is fixedly welded with a spring, the lower surface of the spring is fixedly welded with a T-shaped rod, the T-shaped rod lower end runs through the second connecting plate and extends to the lower side of the second connecting plate, a square tube is fixed to the lower surface of the second connecting plate in a welded mode, a square rod is arranged in the square tube, and a printing roller is connected between the square rods in a rotating mode.

Preferably, a round hole is formed in the surface, close to the printing roller, of one side of the square rod, and pin shafts are fixed to the left end face and the right end face of the printing roller and installed in the round hole.

Preferably, threaded holes are formed in the front surface and the rear surface of the square pipe, bolts are arranged on the front side and the rear side of the square pipe, and one end of each bolt penetrates through the threaded holes and extends to the surface of the square rod.

Preferably, a limit sensor is fixed on the right surface of the second connecting plate through screws, and the model of the limit sensor is EE-SX 871R.

Preferably, the four corners of the left end surface of the first connecting plate are provided with reserved holes.

Preferably, it is provided with the trachea to drive actuating cylinder upper end, it is connected with outside air pump through the trachea to drive actuating cylinder.

The utility model has the advantages that: drive the push pedal and descend through driving actuating cylinder work to drive the second connecting plate and descend, second connecting plate and paper contact, through square bar, square pipe and T type pole compression spring, make printing roller and paper contact make there is buffer space, thereby avoid printing roller and paper contact tension, lead to tearing the paper in printing roller motion process, through taking off the bolt, thereby relieve the spacing of square bar, and then be convenient for overhaul the change to printing roller.

The utility model discloses make printing roller and paper contact make and have the buffering space, avoid the paper to damage, be convenient for overhaul and change printing roller dismouting, the practicality is strong.

Drawings

Fig. 1 is a schematic view of a front view cross-sectional structure of a Z-axis lifting mechanism of a solder paste printing machine according to the present invention.

Fig. 2 is the utility model provides a side view cross-sectional structure schematic diagram of square pipe among tin cream printing machine's Z axle elevating system.

Reference numbers in the figures: the device comprises a driving cylinder 1, a return plate 2, a push plate 3, a guide rod 4, a spring 5, a sleeve 6, a T-shaped rod 7, a second connecting plate 8, a square tube 9, a square rod 10, a printing roller 11, a first connecting plate 12, a bolt 13 and a limit sensor 14.

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.

Referring to fig. 1-2, a Z-axis lifting mechanism of a solder paste printing machine comprises a first connecting plate 12, wherein a die-returning plate 2 is fixed on the left surface of the first connecting plate 12 in a welded manner, a driving cylinder 1 is fixed on the upper surface of the die-returning plate 2 through screws, a telescopic shaft at the lower end of the driving cylinder 1 penetrates through the die-returning plate 2 and is fixedly welded with a push plate 3, a guide rod 4 is fixed on the lower surface of the push plate 3 in a welded manner, the lower end of the guide rod 4 penetrates through the die-returning plate 2 and extends to the lower side of the die-returning plate 2, a second connecting plate 8 is fixed on the lower surface of the guide rod 4 in a welded manner, sleeves 6 are fixed on the left and right ends of the upper surface of the second connecting plate 8 in a welded manner, springs 5 are fixed on the inner upper surface of the sleeves 6 in a welded manner, T-shaped rods 7 are fixed on, square bars 10 are arranged in the square tubes 9, and printing rollers 11 are rotatably connected between the square bars 10.

The round hole has been seted up on one side surface that square bar 10 is close to

printing roller

11, 11 left end face and right-hand member face of printing roller all are fixed with the round pin axle, the round pin axle is installed in the round hole, make printing roller 11 can rotate between square bar 10, square 9 front surface and the rear surface of pipe all set up threaded hole, square 9 front side of pipe and rear side all are provided with bolt 13, bolt 13 one end runs through the screw hole and extends to square bar 10 surface, be convenient for

fix square bar

10, 8 right surfaces of second connecting plate have limit sensor 14 through the screw fixation, limit sensor 14's model is EE-SX871R, prevent that second connecting plate 8 from surpassing the range, the preformed hole has been seted up to 12 left end four corners departments of first connecting plate, be convenient for install first connecting plate 12, it is provided with the trachea to drive actuating cylinder 1 upper end, it is.

The working principle is as follows: the device is when using, through driving 1 work of actuating cylinder and driving push pedal 3 and guide bar 4 and descend, thereby it descends to drive second connecting plate 8, second connecting plate 8 makes printing roller 11 and paper contact through square bar 10, square pipe 9 and T type pole 7 compression spring 5, make printing roller 11 and paper contact make have the buffer space, thereby avoid printing roller and 11 paper contact tension, lead to tearing the paper in 11 motion processes of printing roller, through taking down bolt 13, thereby remove spacing to square bar 10, and then be convenient for overhaul the change to printing roller 11, the utility model discloses make printing roller and paper contact make have the buffer space, avoid the paper to damage, be convenient for overhaul and change printing roller dismouting, the practicality is strong.

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 Z-axis lifting mechanism of the solder paste printing machine comprises a first connecting plate (12), wherein a return plate (2) is fixed on the left surface of the first connecting plate (12) in a welded manner, and is characterized in that a driving cylinder (1) is fixed on the upper surface of the return plate (2) through a screw, a telescopic shaft at the lower end of the driving cylinder (1) penetrates through the return plate (2) and is fixedly welded with a push plate (3), a guide rod (4) is fixed on the lower surface of the push plate (3) in a welded manner, the lower end of the guide rod (4) penetrates through the return plate (2) and extends to the lower side of the return plate (2), a second connecting plate (8) is fixed on the lower surface of the guide rod (4) in a welded manner, sleeves (6) are fixed on the left end and the right end of the upper surface of the second connecting plate (8) in a welded manner, springs (5) are fixed on the inner upper surface of the sleeves, t type pole (7) lower extreme runs through second connecting plate (8) and extends to second connecting plate (8) downside, second connecting plate lower surface welded fastening has square pipe (9), be provided with square bar (10) in square pipe (9), it is connected with printing roller (11) to rotate between square bar (10).

2. The Z-axis lifting mechanism of the solder paste printing machine as claimed in claim 1, wherein a round hole is formed in one side surface of the square bar (10) close to the printing roller (11), and pin shafts are fixed on the left end surface and the right end surface of the printing roller (11) and are installed in the round hole.

3. The Z-axis lifting mechanism of a solder paste printer according to claim 1, wherein the front surface and the rear surface of the square tube (9) are both provided with threaded holes, the front side and the rear side of the square tube (9) are both provided with bolts (13), and one end of each bolt (13) penetrates through the threaded hole and extends to the surface of the square rod (10).

4. The Z-axis lifting mechanism of the solder paste printer is characterized in that a limit sensor (14) is fixed on the right surface of the second connecting plate (8) through screws, and the model of the limit sensor (14) is EE-SX 871R.

5. The Z-axis lifting mechanism of a solder paste printer is characterized in that a reserved hole is formed in the four corners of the left end face of the first connecting plate (12).

6. The Z-axis lifting mechanism of the solder paste printer is characterized in that an air pipe is arranged at the upper end of the driving air cylinder (1), and the driving air cylinder (1) is connected with an external air pump through the air pipe.