阅读说明：本技术 一种标签印刷机上的压平装置 (Flattening device on label printing machine ) 是由 彭小林 于 2019-11-06 设计创作，主要内容包括：本发明公开了一种标签印刷机上的压平装置,包括横向的前支撑轴、中支撑轴和后支撑轴,前支撑轴、中支撑轴和后支撑轴的两端固定有安装块,所述前支撑轴、中支撑轴和后支撑轴的上端面上固定有若干纵向的支撑杆,所述支撑杆之间的前支撑轴上设有前压平机构,前压平机构包括两个套设在前支撑轴上的前套圈,前套圈的外壁上成型斜置的下斜杆和上斜杆,上斜杆的上端位于中支撑轴的上侧,下斜杆的下端位于前支撑轴和中支撑轴之间,下斜杆下端的外侧壁上抵靠有前压轮,前压轮铰接在前支轴,前支轴插接固定在下斜杆上。本发明提出了新结构的压平装置,采用多个相配合的压轮对标签进行压平,并且方便可以同时调节各个压轮的高度。(The invention discloses a flattening device on a label printing machine, which comprises a transverse front support shaft, a middle support shaft and a rear support shaft, wherein mounting blocks are fixed at two ends of the front support shaft, the middle support shaft and the rear support shaft, a plurality of longitudinal support rods are fixed on the upper end surfaces of the front support shaft, the middle support shaft and the rear support shaft, a front flattening mechanism is arranged on the front support shaft between the support rods and comprises two front ferrules sleeved on the front support shaft, lower inclined rods and upper inclined rods are formed on the outer wall of the front ferrules in an inclined mode, the upper ends of the upper inclined rods are located on the upper side of the middle support shaft, the lower ends of the lower inclined rods are located between the front support shaft and the middle support shaft, front pinch rollers are abutted against the outer side walls of the lower ends of the lower inclined rods and hinged to the front support shaft, and the front pinch rollers are fixedly inserted on the lower. The invention provides a flattening device with a new structure, which adopts a plurality of matched pinch rollers to flatten labels, and is convenient to adjust the height of each pinch roller simultaneously.)

1. The utility model provides a flattening device on label printing machine, includes horizontal preceding supporting axle (1), well back shaft (2) and back supporting shaft (3), and the both ends of preceding supporting axle (1), well back shaft (2) and back supporting shaft (3) are fixed with installation piece (4), be fixed with a plurality of fore-and-aft bracing pieces (5), its characterized in that on the up end of preceding supporting axle (1), well back shaft (2) and back supporting shaft (3): a front flattening mechanism (6) is arranged on the front support shaft (1) between the support rods (5), the front flattening mechanism (6) comprises two front ferrules (61) sleeved on the front support shaft (1), lower inclined rods (611) and upper inclined rods (612) which are obliquely arranged are formed on the outer wall of each front ferrule (61), the upper ends of the upper inclined rods (612) are located on the upper side of the middle support shaft (2), the lower ends of the lower inclined rods (611) are located between the front support shaft (1) and the middle support shaft (2), front press wheels (62) are abutted to the outer side walls of the lower ends of the lower inclined rods (611), the front press wheels (62) are hinged to the front support shaft (63), and the front support shaft (63) is fixedly spliced on the lower inclined rods (611);

a rear flattening mechanism (7) is arranged on a rear supporting shaft (3) between the supporting rods (5), the rear flattening mechanism (7) comprises a rear ferrule (71) sleeved on the rear supporting shaft (3), an inclined lower supporting rod (711) and an upper supporting rod (712) are formed on the outer wall of the rear ferrule (71), the upper end of the upper supporting rod (712) is positioned on the upper side of the middle supporting shaft (2), the lower end of the lower supporting rod (711) is positioned between the rear supporting shaft (3) and the middle supporting shaft (2), the upper supporting rod (712) is abutted against the outer side wall of the upper inclined rod (612), a rear pinch roller (72) is abutted against the inner side wall of the lower end of the lower supporting rod (711), the rear pinch roller (72) is hinged to the rear supporting shaft (73), and the rear supporting shaft (73) is fixedly inserted into the lower supporting rod;

a supporting block (9) is fixed on the supporting rod (5) on the upper side of the middle supporting shaft (2), a vertical guide groove (91) is formed in the supporting block (9), a transverse shaft (10) is inserted in the guide groove (91) of the supporting block (9), and the transverse shaft (10) abuts against the lower end faces of the upper inclined rod (612) and the upper supporting rod (712); a vertical guide post (11) is fixedly inserted on the transverse shaft (10), the guide post (11) penetrates through a top plate (12) and is fixed on a connecting plate (13), the top plate (12) is fixed on the upper end surface of the supporting block (9), an adjusting bolt (14) is screwed on the connecting plate (13), and the lower end of the adjusting bolt (14) abuts against the top plate (12); the upper inclined rod (612) of the front flattening mechanism (6) and the upper supporting rod (712) of the rear flattening mechanism (7) are fixedly connected with tension springs (8), and the lower ends of the tension springs (8) are fixed on the middle supporting shaft (2).

2. A platen press on a label printing press as claimed in claim 1, wherein: the upper ends of the front supporting shaft (1), the middle supporting shaft (2) and the rear supporting shaft (3) are all formed with grooves, and the supporting rods (5) are inserted into the grooves of the front supporting shaft (1), the middle supporting shaft (2) and the rear supporting shaft (3) and are linearly and evenly distributed on the front supporting shaft (1).

3. A platen press on a label printing press as claimed in claim 1, wherein: the diameter of the front pressing wheel (62) is equal to that of the rear pressing wheel (72), and the bottom end of the front pressing wheel (62) and the bottom end of the rear pressing wheel (72) are in the same plane.

4. A platen press on a label printing press as claimed in claim 3, wherein: the distance between the front support shaft (1) and the middle support shaft (2) is equal to the distance between the middle support shaft (2) and the rear support shaft (3).

5. The platen press of claim 4, wherein: the length of the lower inclined rod (611) is equal to that of the lower support rod (711), and the length of the upper inclined rod (612) is equal to that of the upper support rod (712).

6. A platen press on a label printing press as claimed in claim 1, wherein: the connecting plate (13) is fixedly connected with a reinforcing bolt (15), and the adjusting bolt (14) is screwed on the reinforcing bolt (15).

7. A platen press on a label printing press as claimed in claim 1, wherein: the bottom end of the front pressing wheel (62) or the bottom end of the rear pressing wheel (72) are both positioned on the upper side of the lower end face of the mounting block (4).

8. A platen press on a label printing press as claimed in claim 1, wherein: the length of the upper inclined rod (612) or the length of the upper support rod (712) is respectively greater than the distance from the front support shaft (1) to the middle support shaft (2) or the distance from the middle support shaft (2) to the rear support shaft (3).

Technical Field

The invention relates to the technical field of printing machinery, in particular to a flattening device on a label printing machine.

Background

The trademark printer is also called a label printer or a non-setting adhesive printer, and is equipment for printing labels and trademarks. At present, a large-scale label printing machine can print labels distributed in an array manner on a large-width paper material, and finally the labels are cut and separated; however, after the printing is accomplished to the label, before the cutting separation, need carry out the roll extrusion to the label to guarantee leveling of label, present roll extrusion flattening device generally adopts many long compression rollers, but in the production process, the paper material thickness of different labels differs, needs the height of corresponding regulation long compression roller, and the weight of itself of long compression roller is heavier, and still need adjust the both ends of long compression roller simultaneously, just can guarantee that long compression roller is the level, adjusts comparatively troublesome.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a flattening device on a label printing machine, which is convenient for adjusting the height of a pressing wheel on a rolling flattening device.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a flattening device on a label printing machine comprises a transverse front supporting shaft, a middle supporting shaft and a rear supporting shaft, wherein mounting blocks are fixed at two ends of the front supporting shaft, the middle supporting shaft and the rear supporting shaft;

a rear flattening mechanism is arranged on a rear support shaft between the support rods and comprises a rear ferrule inserted and sleeved on the rear support shaft, an inclined lower support rod and an inclined upper support rod are formed on the outer wall of the rear ferrule, the upper end of the upper support rod is positioned on the upper side of the middle support shaft, the lower end of the lower support rod is positioned between the rear support shaft and the middle support shaft, the upper support rod abuts against the outer side wall of the upper inclined rod, a rear pressing wheel abuts against the inner side wall of the lower end of the lower support rod, the rear pressing wheel is hinged to a rear support shaft, and the rear support shaft is inserted and fixed on;

a supporting block is fixed on the supporting rod on the upper side of the middle supporting shaft, a vertical guide groove is formed in the supporting block, a transverse shaft is inserted in the guide groove of the supporting block, and the transverse shaft abuts against the lower end faces of the upper inclined rod and the upper supporting rod; a vertical guide post is fixedly inserted and sleeved on the cross shaft, penetrates through the top plate and is fixed on a connecting plate, the top plate is fixed on the upper end surface of the supporting block, an adjusting bolt is screwed on the connecting plate, and the lower end of the adjusting bolt abuts against the top plate; the upper inclined rod of the front flattening mechanism and the upper support rod of the rear flattening mechanism are fixedly connected with tension springs, and the lower ends of the tension springs are fixed on the middle support shaft.

Preferably, the upper ends of the front support shaft, the middle support shaft and the rear support shaft are all formed with grooves, and the support rods are inserted into the grooves of the front support shaft, the middle support shaft and the rear support shaft and are linearly and uniformly distributed on the front support shaft.

Preferably, the diameter of the front pinch roller is equal to that of the rear pinch roller, and the bottom end of the front pinch roller and the bottom end of the rear pinch roller are in the same plane.

Preferably, the distance between the front support shaft and the middle support shaft is equal to the distance between the middle support shaft and the rear support shaft.

Preferably, the length of the lower inclined rod is equal to that of the lower support rod, and the length of the upper inclined rod is equal to that of the upper support rod.

Preferably, the connecting plate is fixedly connected with a reinforcing bolt, and the adjusting bolt is screwed on the reinforcing bolt.

Preferably, the bottom end of the front pinch roller or the bottom end of the rear pinch roller is located on the upper side of the lower end face of the mounting block.

Preferably, the length of the upper inclined rod or the length of the upper supporting rod is respectively greater than the distance between the front supporting shaft and the middle supporting shaft or the distance between the middle supporting shaft and the rear supporting shaft.

The invention has the beneficial effects that: the flattening device with the new structure adopts a plurality of matched pinch rollers to flatten the label, and the height of each pinch roller can be conveniently adjusted at the same time.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic top view of the present invention.

In the figure: 1. a front support shaft; 2. a middle support shaft; 3. a rear support shaft; 4. mounting blocks; 5. a support bar; 6. a front flattening mechanism; 61. a front ferrule; 611. a lower diagonal rod; 612. an upper diagonal rod; 62. a front flattening mechanism; 63. a front fulcrum; 7. a rear flattening mechanism; 71. a rear ferrule; 711. a lower support rod; 712. an upper support rod; 72. a rear pinch roller; 73. a rear fulcrum; 8. a tension spring; 9. a support block; 91. a guide groove; 10. a horizontal axis; 11. a guide post; 12. a top plate; 13. a connecting plate; 14. adjusting the bolt; 15. and reinforcing the bolt.

Detailed Description