CN219153965U - Printing machine with lifting screen frame - Google Patents

Abstract

A printer with lifting of a screen frame comprises a frame, the screen frame and a lifting mechanism, wherein the lifting mechanism is arranged at two ends of the frame, is fixed with the bottom of the frame and supports the screen frame; the lifting mechanism comprises a supporting seat plate arranged at the corner of the frame, a guide sleeve, a lifting rod, a driving part and a driven driving part, wherein the guide sleeve is fixed on the supporting seat plate, the lifting rod passes through a through hole in the supporting seat plate and is in sliding fit with the guide sleeve to form a kinematic pair, the upper end of the lifting rod is fixed with the corner of the net frame, the driving part and the driven driving part are arranged at the lower part of the frame and are in linkage, the driving part is connected with the lifting rod of one kinematic pair, and the driven driving part is connected with the lifting rod of the other kinematic pair. The lifting mechanism adopts the structure, has low cost, is easy to install and assemble, ensures stable lifting of the net frame, and has strong bearing capacity.

Description

Printing machine with lifting screen frame

Technical Field

The present utility model relates to a printing mechanism.

Background

In the prior art, chinese patent 201220551593.7, a frame arm lifting mechanism, which includes two lifting mechanisms, each of which is mounted at the bottoms of two opposite sides of a printing platform; the lifting mechanism comprises a lifting table base, a ball screw, a lifting motor and a lifting bracket, wherein the lifting bracket is assembled with a linear guide rail on the lifting table base and is also in transmission connection with the ball screw, the lifting motor drives the ball screw to rotate, and the lifting bracket is fixedly arranged with the printing platform; wherein, ball screw is parallel with linear guide. The problems are: the manufacturing cost is high, the assembly requirement precision is high, and the method is suitable for small printing machinery.

Disclosure of Invention

The purpose of the utility model is that: the printer capable of lifting the screen frame has the characteristics of high bearing capacity, high lifting speed and stability.

The utility model is realized in the following way: a printer with lifting of a screen frame comprises a frame, the screen frame and a lifting mechanism, wherein the lifting mechanism is arranged at two ends of the frame, is fixed with the bottom of the frame and supports the screen frame; the special feature is that: the lifting mechanism comprises a supporting seat plate, a guide sleeve, a lifting rod, a driving part and a driven driving part which are arranged at the corner of the frame,

the guide sleeve is fixed on the support seat plate, the lifting rod passes through the through hole on the support seat plate and is matched with the sliding on the guide sleeve to form a kinematic pair, the upper end of the lifting rod is fixed with the corner part of the net frame, the driving part and the driven driving part are arranged at the lower part of the frame and are linked, the driving part is connected with the lifting rod of one kinematic pair, and the driven driving part is connected with the lifting rod of the other kinematic pair.

The screen frame lifting printer is characterized in that: the lifting rod is characterized by further comprising a joint bearing, wherein one end of the joint bearing is fixed with the lower end of the lifting rod, and the bearing end is connected with the driving part and the driven driving part.

The screen frame lifting printer is characterized in that: the driving part comprises a driving seat frame plate, a motor, a driving bevel gear, a first linkage bevel gear, a driving helical gear rack, a driving rack seat, a driving guide rail and a driving sliding block, wherein the driving guide rail is fixed on one side of a vertical plate of the driving seat frame plate, the driving sliding block is fixed with the driving rack seat, the driving sliding block is in sliding fit with the driving guide rail, and the driving helical gear rack is fixed on one side of the driving rack seat; the motor is fixed with the vertical plate, and the driving bevel gear, the first linkage bevel gear and the driving bevel gear rack are meshed in sequence;

the driven driving part comprises a driven seat frame plate, a second linkage bevel gear, a driven helical gear rack, a driven rack seat, a driven guide rail and a driven sliding block, wherein the driven guide rail is fixed on one side of a vertical plate of the driven seat frame plate, the driven sliding block is fixed with the driven rack seat, the driven sliding block is in sliding fit with the driven guide rail, and the driven helical gear rack is fixed on one side of the driven rack seat; a second linkage helical gear and a driven helical rack;

the shaft head is respectively fixed with the first linkage bevel gear and the second linkage bevel gear;

the driving rack seat and the driven rack seat are respectively connected with the joint bearing through lifting connecting shafts.

The screen frame lifting printer is characterized in that: also comprises an induction sheet and a sensor,

the sensor is fixed on the vertical plate of the driving seat frame plate, the sensing piece is fixed on the driving sliding block, and the sensing piece is matched with the sensor.

The lifting mechanism of the printer for lifting the screen frame has the advantages of low cost, easy installation and assembly, stable lifting of the screen frame and strong bearing capacity.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a partial enlarged view of fig. 1.

Fig. 3 is a perspective view of the lifting mechanism of the present utility model.

Fig. 4 is a front view of the present utility model.

Fig. 5 is a left side view of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1, a printer for lifting a screen frame comprises a frame 1, a screen frame 2 and a lifting mechanism, wherein the lifting mechanism is arranged at two ends of the frame 1, is fixed with the bottom of the frame 1, supports the screen frame 2 and enables the screen frame 2 to move up and down;

the lifting mechanism comprises a supporting seat plate 3, a guide sleeve 4, a lifting rod 5, a driving part 6 and a driven driving part which are arranged at the corner of the frame 1,

the guide sleeve 4 is fixed on the support seat plate 3, the lifting rod 5 passes through a through hole on the support seat plate 3 and is in sliding fit with the guide sleeve 4 to form a kinematic pair or lifting assembly, the upper end of the lifting rod 5 is fixed with the corner of the net frame 2, the driving part 6 and the driven driving part 7 are arranged at the lower part of the frame 1 and are linked, the driving part 6 is connected with the lifting rod 5 of one kinematic pair, and the driven driving part is connected with the lifting rod 5 of the other kinematic pair.

As a further improvement of the present utility model: the lifting rod further comprises a joint bearing 8, one end of the joint bearing 8 is fixed with the lower end of the lifting rod 5, and the bearing end is connected with the driving part 6 and the driven driving part 7.

The driving part 6 comprises a driving seat frame plate 61, a motor 62, a driving bevel gear 63, a first linkage bevel gear 64, a driving bevel gear rack 65, a driving rack seat 66, a driving guide rail 67 and a driving sliding block 68, wherein the driving guide rail 67 is fixed on one side of a vertical plate of the driving seat frame plate 61, the driving sliding block 68 is fixed with the driving rack seat 66, the driving sliding block 68 is in sliding fit with the driving guide rail 67, and the driving bevel gear rack 65 is fixed on one side of the driving rack seat 66; the motor 62 is fixed with the vertical plate of the driving seat frame plate 61, the driving bevel gear 63, the first linkage bevel gear 64 and the driving bevel gear rack 65 are sequentially meshed, the driving bevel gear 63 drives the first linkage bevel gear 64, and the first linkage bevel gear 64 drives the driving bevel gear rack 65;

the driven driving part 7 comprises a driven seat frame plate 71, a second linkage bevel gear 72, a driven helical gear rack 73, a driven rack seat 74, a driven guide rail 75 and a driven slide block 76, wherein the driven guide rail 75 is fixed on one side of a vertical plate of the driven seat frame plate 71, the driven slide block 76 is fixed with the driven rack seat 74, the driven slide block 76 is in sliding fit with the driven guide rail 75, and the driven helical gear rack 73 is fixed on one side of the driven rack seat 74; a second interlocking helical gear 72 and a driven helical gear rack 73;

the helical gear is adopted, so that the up-and-down lifting speed and bearing capacity are improved; long service life;

the device further comprises a linkage shaft 9, wherein the linkage shaft 9 is respectively pivoted with the vertical plate of the driving seat frame plate 61 and the vertical plate of the driven seat frame plate 71, and the shaft heads are respectively fixed with the first linkage bevel gear 64 and the second linkage bevel gear 72;

as shown in fig. 4, in the lifting mechanism at both ends of the frame 1, the driving part 6 of the lifting mechanism at one end is positioned at the front, and the driven driving part 7 of the lifting mechanism at the other end is positioned at the front; with the layout, the screen frame 2 runs stably in the process of moving up and down;

the driving rack mount 66 and the driven rack mount 74 are connected to the knuckle bearing 8 via a lifting connection shaft 81, respectively.

As a further improvement of the utility model: also included are sensing piece 101 and sensor 102,

the sensor 102 is fixed on the vertical plate of the active seat plate 61, the sensing piece 101 is fixed on the active sliding block 68, and the sensing piece 101 is matched with the sensor 102. During the ascent movement of the active slider 68, the sensing piece 101 and the sensor 102 are used to sense the signal of the ascent and the signal of the descent in place.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (4)

1. A printer with lifting of a screen frame comprises a frame, the screen frame and a lifting mechanism, wherein the lifting mechanism is arranged at two ends of the frame, is fixed with the bottom of the frame and supports the screen frame; the method is characterized in that: the lifting mechanism comprises a supporting seat plate, a guide sleeve, a lifting rod, a driving part and a driven driving part which are arranged at the corner of the frame,

the guide sleeve is fixed on the support seat plate, the lifting rod passes through the through hole on the support seat plate and is matched with the sliding on the guide sleeve to form a kinematic pair, the upper end of the lifting rod is fixed with the corner part of the net frame, the driving part and the driven driving part are arranged at the lower part of the frame and are linked, the driving part is connected with the lifting rod of one kinematic pair, and the driven driving part is connected with the lifting rod of the other kinematic pair.

2. A frame lift printer as in claim 1 wherein: the lifting rod is characterized by further comprising a joint bearing, wherein one end of the joint bearing is fixed with the lower end of the lifting rod, and the bearing end is connected with the driving part and the driven driving part.

3. A frame lift printer according to claim 2, wherein: the driving part comprises a driving seat frame plate, a motor, a driving bevel gear, a first linkage bevel gear, a driving helical gear rack, a driving rack seat, a driving guide rail and a driving sliding block, wherein the driving guide rail is fixed on one side of a vertical plate of the driving seat frame plate, the driving sliding block is fixed with the driving rack seat, the driving sliding block is in sliding fit with the driving guide rail, and the driving helical gear rack is fixed on one side of the driving rack seat; the motor is fixed with the vertical plate, and the driving bevel gear, the first linkage bevel gear and the driving bevel gear rack are meshed in sequence;

the driven driving part comprises a driven seat frame plate, a second linkage bevel gear, a driven helical gear rack, a driven rack seat, a driven guide rail and a driven sliding block, wherein the driven guide rail is fixed on one side of a vertical plate of the driven seat frame plate, the driven sliding block is fixed with the driven rack seat, the driven sliding block is in sliding fit with the driven guide rail, and the driven helical gear rack is fixed on one side of the driven rack seat; a second linkage helical gear and a driven helical rack;

the shaft head is respectively fixed with the first linkage bevel gear and the second linkage bevel gear;

the driving rack seat and the driven rack seat are respectively connected with the joint bearing through lifting connecting shafts.

4. A frame lift printer according to claim 3, wherein: also comprises an induction sheet and a sensor,

the sensor is fixed on the vertical plate of the driving seat frame plate, the sensing piece is fixed on the driving sliding block, and the sensing piece is matched with the sensor.

Images