Printing machine discharging device capable of limiting paper

Abstract

The utility model relates to the field of shading structures, and discloses a paper limiting printer discharging device which comprises a body structure and a clamping structure, the body structure comprises a lamp holder, a UV lamp, a front shading plate and a rear shading plate, and plate holes are formed in the four corners and the upper portion of the middle of each shading plate in a penetrating mode; the clamping structure comprises first cylinders symmetrically connected to the middle of the front side and the middle of the rear side of the lamp holder and second cylinders connected to the four corners of the front side and the four corners of the rear side of the lamp holder. The six cylinders on each side are connected with the corresponding plate holes in a clamped mode. The lamp holder is further provided with a clamping mechanism used for further clamping the front shading plate and the rear shading plate. According to the utility model, the shading plate and the lamp bracket are clamped through the cylinder and the plate hole, and after clamping, the shading plate is further clamped and fixed through the positioning mechanism, so that through double clamping, the shading plate can be conveniently taken down from the lamp bracket for dust cleaning while the connection stability is kept, and the service life of the shading plate is prolonged. And the diffuse reflection phenomenon caused by dust accumulation can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of light shielding structure, concretely is a kind of printing machine discharge device of paper limiting. BACKGROUND

[0002] Modern printing machine is generally composed of mounting plate, ink application, impression, paper feeding mechanism.Its principle is to print the text or image into the printing plate, mounted on the printing machine, then by hand or printing machine the ink is applied to the place of text and image on printing plate, then directly or indirectly transferred to paper or other printing material.

[0003] Printing machine discharge device in long time use process, dust is easily accumulated on its surface, dust covers the surface of light shielding plate like a concave-convex plane, when UV is irradiated on it, it can cause it to occur diffuse reflection, thereby affecting the direct effect of UV lamp. UTILITY MODEL CONTENT

[0004] The technical problem to be solved is that UV lamp irradiation on the surface of light shielding plate covered with dust produces diffuse reflection, affecting the direct effect of light.

[0005] Technical scheme: the utility model provides a kind of printing machine discharge device of paper limiting, including body structure and clamping structure: body structure includes lamp stand, UV lamp and front and rear two light shielding plates, and the four corners and middle upper portion of each light shielding plate are all provided with plate hole;Clamping structure includes the cylindrical one that is symmetrically connected in the middle part of the front and rear sides of lamp stand and the cylindrical two that is connected in the four corners of the front and rear sides of lamp stand, and the six cylinders of each side are respectively clamped and connected with corresponding plate hole;Lamp stand is further provided with the clamping mechanism for further clamping front and rear two light shielding plates.

[0006] Further, the clamping mechanism includes two U-shaped clamping racks, four clamping holes for clamping with the cylindrical two are provided in each clamping rack, so that the front and rear two light shielding plates can be clamped on the lamp stand by the clamping rack.

[0007] Further, the clamping rack is a flexible rack, and the combination of the lamp stand and the two light shielding plates is a flexible clamping, and the clamping hole on the clamping rack is also a flexible clamping with the cylindrical two.

[0008] Further, the outer periphery of each cylindrical one can be provided with external thread, so that it forms a screw rod, and the outer periphery of the screw rod is matched with a nut for abutting against the light shielding plate.

[0009] Further, the inner side of each nut is provided with a grommet fitted on the outer periphery of the corresponding screw rod, so that the nut and the screw rod are tightly fastened.

[0010] Further, the total thickness of the nut and the grommet is less than or equal to the length remaining after the cylindrical one passes through the light shielding plate.

[0011] Technical effects:

[0012] In the utility model, the light shield and the lamp stand are clamped through the cylinder and the plate hole, after clamping, the light shield is further clamped and fixed through the positioning mechanism, in this way, through double clamping, the light shield can be conveniently taken off from the lamp stand for dust cleaning while keeping stable connection, thus, the diffuse reflection phenomenon caused by dust accumulation can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0013] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0014] Fig. 1 is the main body structure schematic diagram of the prior art UV lamp;

[0015] Fig. 2 is the three-dimensional structure schematic diagram of the utility model;

[0016] Fig. 3 is the internal structure schematic diagram of the utility model;

[0017] Fig. 4 is the structure exploded schematic diagram of the utility model;

[0018] Fig. 5 is the structure enlarged schematic diagram of the place A of the utility model;

[0019] In the drawings:

[0020] 1, lamp stand;

[0021] 2, UV lamp;

[0022] 3, cylinder one;

[0023] 4, cylinder two;

[0024] 5, light shield;

[0025] 6, plate hole;

[0026] 7, clamping mechanism;701, clamping frame;702, clamping hole;

[0027] 8, nut. DETAILED DESCRIPTION

[0028] The technical scheme in the embodiments of the application will be described clearly and completely below with the drawings in the embodiments of the application;Obviously, the described embodiments are only part of the embodiments of the application, not all the embodiments;Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the application.

[0029] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0030] The specific embodiment provides a printing machine discharge device for limiting paper, as shown in FIG. 1, FIG. 2 and FIG. 3, which comprises a body structure and a clamping structure, wherein:

[0031] The body structure comprises a U-shaped lamp holder 1, a UV lamp 2 located in the lamp holder 1, and two front and rear light shielding plates 5, wherein four corners and the middle upper part of each light shielding plate 5 are provided with plate holes 6;

[0032] The clamping structure comprises a cylindrical one 3 symmetrically connected in the middle of the front and rear sides of the lamp holder 1, and a cylindrical two 4 connected at the four corners of the front and rear sides of the lamp holder 1, and six cylinders on each side are respectively clamped and connected with the corresponding plate holes 6, so that the two light shielding plates 5 can be clamped on the lamp holder 1; in addition, a clamping mechanism 7 for further clamping the front and rear two light shielding plates 5 is also provided on the lamp holder 1, as shown in Figure 4 The clamping mechanism 7 comprises two U-shaped clamping holders 701, and four clamping holes 702 for clamping with the cylindrical two 4 are provided through each clamping holder 701, so that the front and rear two light shielding plates 5 can be clamped on the lamp holder 1 by the clamping holder 701, so that

[0033] The light shielding plate 5 can be further clamped and fixed, and the cylindrical two 4 is reused twice, which can stably clamp the light shielding plate 5 and conveniently remove the light shielding plate 5 for dust cleaning.

[0034] In addition to the above:

[0035] First, the two clamping holders 701 in the above are elastic holders, which are elastically clamped with the combination of the lamp holder 1 and the two light shielding plates 5, and the clamping holes 702 thereon are also elastically clamped with the cylindrical two 4.

[0036] Second, as shown in Figure 5, external thread can be set on the outer periphery of each cylinder 3, so that it forms a screw rod, and the outer periphery of the formed screw rod can be matched with a nut 8 for abutting against the light shield 5. In this way, the light shield 5 can be locked more stably on the basis of clamping and fixing by using the cylinder 3 and the nut. In addition, a grommet can be arranged on the inner side of each nut 8 and sleeved on the outer periphery of the corresponding screw rod, so that the nut 8 and the screw rod are tightly screwed, and the problem of thread slipping will not occur. Moreover, the total thickness of the nut 8 and the grommet is less than or equal to the length remaining after the cylinder 3 passes through the light shield 5. In this way, the cylinder 3 will not have a protruding part, and the overall structure is more beautiful.

[0037] In the idle place of the device, all electrical devices and their matching drivers are arranged, and all the drivers, which refer to power elements, electrical devices and adapted power sources, are connected by wires by the personnel in the field. The specific connection means should be referred to the above description. The electrical devices are connected in the order of working, and the detailed connection means are the known technology in the field.

[0038] The above are the preferred embodiments of the present application, which do not limit the protection scope of the present application. Therefore, all equivalent changes made on the basis of the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A sheet limiting delivery device for a printing press, comprising a body structure and an engagement structure, characterized in that: The body structure comprises a lamp holder (1), a UV lamp (2) and two light shielding plates (5) in front and back, characterized in that the four corners and the upper middle part of each light shielding plate (5) are provided with plate holes (6); the clamping structure comprises a cylinder one (3) symmetrically connected in the middle of the front and back sides of the lamp holder (1) and a cylinder two (4) connected at the four corners of the front and back sides of the lamp holder (1), and six cylinders on each side are respectively clamped and connected with the corresponding plate holes (6); the lamp holder (1) is further provided with a clamping mechanism (7) for further clamping the two light shielding plates (5) in front and back; the clamping mechanism (7) comprises two U-shaped clamping frames (701), and four clamping holes (702) for clamping the cylinder two (4) are provided on each clamping frame (701), so that the two light shielding plates (5) in front and back can be clamped on the lamp holder (1) by the clamping frame (701). ​ 2. A sheet-limited delivery of a printing machine according to claim 1, characterized in that, The clamping frame (701) is a flexible frame, and the combination of the clamping frame (701), the lamp holder (1) and the two light shielding plates (5) is a flexible clamping, and the clamping holes (702) on the clamping frame (701) and the cylinder two (4) are also a flexible clamping.

3. The sheet-limited delivery of a printing press according to claim 1, characterized in that, The outer periphery of each cylinder one (3) can be provided with an external thread, so as to form a screw rod, and the outer periphery of the screw rod is matched with a nut (8) for abutting against the light shielding plate (5).

4. A printed sheet limiting delivery device for a printing press according to claim 3, characterized in that The inner side of each nut (8) is provided with a grommet sleeved on the outer periphery of the corresponding screw rod, so that the nut (8) and the screw rod are tightly screwed.

5. A sheet-limited delivery of a printing machine according to claim 4, characterized in that, The total thickness of the nut (8) and the grommet is less than or equal to the length remaining after the cylinder one (3) passes through the light shielding plate (5).

Images