Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an integrated movable printing mechanism of a pad printing machine, wherein a pad printing rubber head of the integrated movable printing mechanism is provided with a single front moving mechanism to realize single movement control, and the integrated movable printing mechanism can be adjusted back and forth so as to meet the pad printing of products with different sizes.
The scheme for solving the technical problems is as follows:
an integrated movable printing mechanism of a pad printing machine comprises a frame, wherein an upper mounting groove is formed in the top surface of the front part of a top plate of the frame, and a gravure is mounted in the upper mounting groove;
the oil cup is fixed in the installation sleeve, and the bottom surface of the oil cup is pressed against the top surface of the intaglio;
the middle part of the front wall surface of the lower supporting vertical plate is fixed with a front supporting frame, a front moving mechanism is installed on the front supporting frame, a front extending plate is fixed on the bottom surface of a front moving block of the front moving mechanism, at least two pressing cylinders are fixed on the top surface of the front end of the front extending plate, push rods of the two pressing cylinders penetrate through the front extending plate and are fixed on the same pressing plate, and a pad printing rubber head is fixed on the bottom surface of the pressing plate.
The left and right sides of the top plate of the rack are all fixed with side guide strips, the bottom surfaces of the two guide plates are fixed with extension rods extending downwards, the outer side wall of the bottom end of each extension rod is fixed with a sliding block, and the outer side wall of each sliding block is tightly attached to the inner side wall of each side guide strip.
The transverse moving mechanism comprises upper vertical plates fixed to the front portion and the rear portion of the bottom surface of the middle portion of the upper top plate, two ends of an upper transverse moving screw are hinged to the two upper vertical plates through bearings, a moving motor is fixed to the outer side wall of one of the upper vertical plates, the moving motor drives the upper transverse moving screw to rotate, and a moving block is in threaded connection with the upper transverse moving screw.
An upper sliding block is fixed on the top surface of the moving block, the upper sliding block is inserted in a transverse guide groove formed in the middle of the bottom surface of the upper top plate, and the side wall of the upper sliding block is tightly attached to the inner side wall of the transverse guide groove.
The front support frame comprises a front horizontal plate, front side plates are fixed on the left and right bottom surfaces of the front horizontal plate, and the front side plates and the rear wall surface of the front horizontal plate are fixed on the front wall surface of the lower support vertical plate.
The front moving mechanism comprises lower vertical plates fixed on the front part and the rear part of the top surface of the front horizontal plate, two ends of a front transverse moving screw are hinged to the two lower vertical plates through bearings, a front moving motor is fixed on one lower vertical plate and drives the front transverse moving screw to rotate, and a front moving block is in threaded connection with the front transverse moving screw.
The bottom surface of the front moving block is fixed with a sliding transition block, the sliding transition block is inserted in the middle long through groove of the front horizontal plate, the side wall of the sliding transition block is tightly attached to the inner side wall of the middle long through groove, and the bottom surface of the sliding transition block is fixed with a front extension plate.
The upper portion and the lower portion of the front wall face of the lower supporting vertical plate are both fixed with transverse guide rods, the top face of the front moving block is fixed with an upper guide block, the bottom face of the rear portion of the front extending plate is fixed with a lower guide block, and the transverse guide rods are inserted in guide through holes in the corresponding upper guide block or the corresponding lower guide block.
An inner guide sleeve is fixed on the inner side wall of the guide through hole of the upper guide block or the lower guide block, and the transverse guide rod is inserted in the corresponding inner guide sleeve.
The invention has the following outstanding effects: compared with the prior art, the pad printing rubber head is provided with an independent front moving mechanism to realize independent movement control, and can be adjusted front and back, so that the pad printing of products with different sizes can be met.
Detailed Description
Embodiment, as shown in fig. 1 to 3, an integrated mobile printing mechanism of a pad printing machine comprises a frame 10, wherein an upper mounting groove is formed on the front top surface of the top plate of the frame 10, and a concave plate 20 is mounted in the upper mounting groove;
at least two vertical columns 11 are fixed on the top surface of the rear part of the top plate of the rack 10, an upper top plate 12 is fixed on the top surfaces of the two vertical columns 11, a transverse moving mechanism 30 is installed on the bottom surface of the middle part of the upper top plate 12, a lower supporting vertical plate 32 is fixed on the bottom surface of a moving block 31 of the transverse moving mechanism 30, guide plates 33 are fixed on the left side and the right side of the front wall surface of the lower part of the lower supporting vertical plate 32, an installation sleeve 34 is fixed between the two guide plates 33, an oil cup 100 is fixed in the installation sleeve 34, and an annular blade on the bottom surface of the oil cup 100 is pressed on the top surface of the intaglio plate 20;
a front support frame 35 is fixed in the middle of the front wall surface of the lower support vertical plate 32, a front moving mechanism 40 is mounted on the front support frame 35, a front extension plate 42 is fixed on the bottom surface of a front moving block 41 of the front moving mechanism 40, at least two pressing cylinders 43 are fixed on the top surface of the front end of the front extension plate 42, push rods of the two pressing cylinders 43 penetrate through the front extension plate 42 and are fixed on the same pressing plate 44, and a pad printing glue head 45 is fixed on the bottom surface of the pressing plate 44.
Furthermore, the left and right sides of the top plate of the frame 10 are fixed with the side guide strips 13, the bottom surfaces of the two guide plates 33 are fixed with the extending rods 331 extending downwards, the outer side walls of the bottom ends of the extending rods 331 are fixed with the sliding blocks 332, and the outer side walls of the sliding blocks 332 are tightly attached to the inner side walls of the side guide strips 12.
Further, the transverse moving mechanism 30 includes upper vertical plates 38 fixed to the front and rear portions of the bottom surface of the middle portion of the upper top plate 12, two ends of an upper transverse moving screw 36 are hinged to the two upper vertical plates 38 through bearings, a moving motor 37 is fixed to the outer side wall of one of the upper vertical plates 38, an output shaft of the moving motor 37 is a spline shaft, the spline shaft is inserted into a spline hole formed in one end of the corresponding upper transverse moving screw 36, the moving motor 37 drives the upper transverse moving screw 36 to rotate, and the moving block 31 is screwed to the upper transverse moving screw 36.
Further, an upper slider 321 is fixed on the top surface of the moving block 31, the upper slider 321 is inserted into the transverse guide groove 121 formed in the middle of the bottom surface of the upper plate 12, and the side wall of the upper slider 321 is tightly attached to the inner side wall of the transverse guide groove 121.
Further, the front support frame 35 includes a front horizontal plate 351, front side plates 352 are fixed to left and right bottom surfaces of the front horizontal plate 351, and the front side plates 352 and rear wall surfaces of the front horizontal plate 351 are fixed to a front wall surface of the lower support vertical plate 32.
Further, the front moving mechanism 40 includes lower vertical plates 46 fixed to the front and rear portions of the top surface of the front horizontal plate 351, two ends of a front transverse moving screw 47 are hinged to the two lower vertical plates 46 through bearings, a front moving motor 48 is fixed to one of the lower vertical plates 46, an output shaft of the front moving motor 48 is a spline shaft, the spline shaft is inserted into a spline hole formed in one end of the front transverse moving screw 47, the front moving motor 48 drives the front transverse moving screw 47 to rotate, and the front moving block 41 is screwed to the front transverse moving screw 47.
Further, a sliding transition block 411 is fixed on the bottom surface of the front moving block 41, the sliding transition block 411 is inserted into the middle elongated through groove 354 of the front horizontal plate 351, the side wall of the sliding transition block 411 is tightly attached to the inner side wall of the middle elongated through groove 354, and the bottom surface of the sliding transition block 411 is fixed with the front extension plate 42.
Further, the upper and lower portions of the front wall surface of the lower supporting vertical plate 32 are fixed with the lateral guide rods 1, the top surface of the front moving block 41 is fixed with the upper guide block 2, the rear bottom surface of the front extension plate 42 is fixed with the lower guide block 3, and the lateral guide rods 1 are inserted into the guide through holes provided in the corresponding upper guide block 2 or lower guide block 3.
Furthermore, an inner guide sleeve 4 is fixed on the inner side wall of the guide through hole of the upper guide block 2 or the lower guide block 3, and the transverse guide rod 1 is inserted in the corresponding inner guide sleeve 4.
In this embodiment, the upper top plate 12 is provided with a control host, an air pump, a control valve, etc., and the moving motor 37, the front moving motor 48, the air pump, the control valve, etc. are all electrically connected to the control host through electrical connection lines, which are common components and will not be described in detail.
The oil cup 100 and other structures are common structures and are not described in detail.
When the transfer printing glue head is used, the oil cup 100 and the transfer printing glue head 45 can move forwards or backwards simultaneously through the operation of the moving motor 37, and the independent front-back position adjustment of the transfer printing glue head 45 can be adjusted through the front moving motor 48;
transfer printing principle: the ink cup 100 and the pad printing rubber head 45 are moved backwards by the operation of the moving motor 37, the ink cup 100 is moved out of the intaglio plate 20, the pad printing rubber head 45 is positioned right above the intaglio plate 20, then the pad printing rubber head 45 is pressed on the top surface of the intaglio plate 20 by the pushing of the pressing cylinder, the ink on the pad printing rubber head is printed on the top surface of the intaglio plate 20, then the pushing rod of the pressing cylinder is retracted, the ink cup 100 and the pad printing rubber head 45 are moved forwards by the operation of the moving motor 37, the ink cup 100 is positioned on the top surface of the intaglio plate 20, the pad printing rubber head 45 is positioned on the pad printing product in front of the frame 10, the pad printing rubber head 45 can be adjusted forwards and backwards by the operation of the front moving motor 48, the position of the pad printing rubber head is ensured to correspond to the position to be printed of the pad printing product, then the pad printing rubber head 45 is pressed on the position to be printed of the pad printing product by the pushing of the pressing cylinder, the pressing is realized, the printing is completed, and then, the push rod of the pressing cylinder retracts, so that the printing machine is very convenient.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.