Cloth feeding device of printing machine

Abstract

The utility model relates to the technical field of printing machine components, and discloses a cloth feeding device of a printing machine, which comprises two frames, the two frames are symmetrically arranged up and down, a stand column is fixedly connected between the side walls of the opposite sides of the four corners of the two frames respectively, and a cloth feeding guide supporting mechanism is arranged at the top of the upper frame. The cloth feeding guiding and supporting mechanism comprises an arc-shaped cloth feeding cover fixedly connected between the top walls of the two ends of the upper frame. According to the cloth feeding device, the matched cloth feeding guiding and supporting mechanism is arranged, namely the arc-shaped cloth feeding cover is arranged, and due to the special arc-shaped design of the cloth feeding cover, the cloth feeding device can better adapt to the natural form of the fabric, so that more accurate positioning is achieved in the conveying process, and printing errors caused by deviation or distortion of the fabric in the conveying process are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of printing machine components, in particular to a cloth feeding device of a printing machine. Background Technique

[0002] The printing machine is suitable for printing on a variety of materials. After modification, the application range of the printing machine is more extensive and is no longer limited to paper printing. At present, when the printing machine is used for the processing of cloth bodies, the printing work of the cloth bodies will be carried out, and at this time, a cloth feeding device for the cloth to be printed needs to be used in cooperation.

[0003] However, the existing cloth feeding device of the printing machine still has the following problems when in use: that is, when it performs the cloth feeding work, it adopts a direct supply structure design of the cloth body, and the cloth body is directly driven to feed the cloth through the guide column by the advancing roller, and it cannot provide stable support and guidance for the fabric during the transmission process, and thus may cause problems in the printing quality of the cloth body due to vibration or impact. Content of the Utility Model

[0004] (I) Technical problems to be solved.

[0005] In view of the deficiencies of the prior art, the utility model provides a cloth feeding device of a printing machine, which solves the problems put forward in the background technique.

[0006] (II) Technical solutions.

[0007] To achieve the above object, the utility model provides the following technical solutions: a cloth feeding device of a printing machine, including two frames, the two frames are arranged symmetrically up and down, and a column is fixedly connected between the side walls facing each other at the four corners of the two frames. A cloth feeding guiding and supporting mechanism is arranged on the top of the upper frame, and the cloth feeding guiding and supporting mechanism includes an arc-shaped cloth feeding cover fixedly connected between the top walls at both ends of the upper frame.

[0008] As a further scheme of the utility model: two strip-shaped grooves are symmetrically arranged front and back between the upper and lower side walls in the middle of the arc-shaped cloth feeding cover. A limit block is movably installed at the opening of each of the two strip-shaped grooves on the top wall of the arc-shaped cloth feeding cover. Both of the limit blocks are arc-shaped blocks that fit the outer wall of the top of the arc-shaped cloth feeding cover, and the two limit blocks are arranged symmetrically front and back. A bolt is fixedly connected to the center position of the bottom wall of the limit block, and the bolt is arranged in the corresponding strip-shaped groove.

[0009] As a further solution of the present utility model: an active fabric feeding mechanism is arranged above one side of the column at one end. The active fabric feeding mechanism includes a fixed frame fixedly connected above the outer side wall of one side of the column at one end. The two fixed frames are arranged symmetrically front and back. A first guiding column and a second guiding column are symmetrically fixedly connected between the top walls of the two fixed frames. A power seat is fixedly installed in the middle of the top wall of the fixed frame. The same advancing roller is fixedly connected between the power ends on the opposite sides of the two power seats.

[0010] As a further solution of the present utility model: a support seat is fixedly connected to each of the four corners of the bottom wall of the lower frame. The active fabric feeding mechanism further includes a U-shaped seat fixedly connected above the outer side wall of one side of the column at one end. The U-shaped seat is located above the fixed frame, and an L-shaped seat is fixedly connected to the inner bottom wall of the U-shaped seat.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] 1. In the present utility model, by providing a cooperating fabric feeding guiding and supporting mechanism, that is, providing an arc-shaped fabric feeding cover, due to its special arc design, it can better adapt to the natural shape of the fabric, so as to achieve more accurate positioning during the transmission process and reduce the printing error caused by the offset or distortion of the fabric during the transmission process.

[0013] 2. In the present utility model, a limiting device is provided in cooperation with the arc-shaped fabric feeding cover. During the transmission process, in cooperation with the limiting blocks at the front and rear ends of the arc-shaped fabric feeding cover, more accurate positioning of the conveyed fabric body can be achieved, reducing the printing error caused by the offset or distortion of the fabric during the transmission process. In addition, its limiting blocks are of a movable or adjustable structural design, which is applicable to fabrics of different widths and has wide adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the overall three-dimensional view of the present utility model Figure 1 ;

[0015] Figure 2 is the overall three-dimensional view of the present utility model Figure 2 ;

[0016] Figure 3 is the three-dimensional view of the fabric feeding guiding and supporting mechanism of the present utility model;

[0017] Figure 4 is the three-dimensional view of the active fabric feeding mechanism of the present utility model.

[0018] In the figure: 1. Frame; 2. Column; 3. Fabric feeding guiding and supporting mechanism; 4. Active fabric feeding mechanism; 5. Support base; 31. Arc-shaped fabric feeding cover; 32. Strip-shaped groove; 33. Limit block; 34. Bolt; 41. Fixed frame; 42. First guiding column; 43. Second guiding column; 44. Power seat; 45. Progressive roller; 46. U-shaped seat; 47. L-shaped seat. Specific implementation mode

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1 to 4 , in the embodiment of the present invention, a fabric feeding device of a printing machine includes two frames 1, the two frames 1 are arranged symmetrically up and down, and a column 2 is fixedly connected between the side walls on the opposite sides of the four corners of the two frames 1. A fabric feeding guiding and supporting mechanism 3 is arranged on the top of the upper frame 1. The fabric feeding guiding and supporting mechanism 3 includes an arc-shaped fabric feeding cover 31 fixedly connected between the top walls at both ends of the upper frame 1. The overall fabric feeding guiding and supporting mechanism 3 is provided, that is, an arc-shaped fabric feeding cover 31 is provided. Due to its special arc design, it can better adapt to the natural shape of the fabric, so as to achieve more accurate positioning during the transmission process and reduce the printing error caused by the offset or distortion of the fabric during the transmission process.

[0021] Two strip-shaped grooves 32 are symmetrically arranged in the front and back between the upper and lower side walls in the middle of the arc-shaped fabric feeding cover 31. A limit block 33 is movably installed at the opening of each of the two strip-shaped grooves 32 on the top wall of the arc-shaped fabric feeding cover 31. The two limit blocks 33 are both arc-shaped blocks that fit the outer wall of the top of the arc-shaped fabric feeding cover 31, and the two limit blocks 33 are arranged symmetrically in the front and back. The center position of the bottom wall of the limit block 33 is fixedly connected with a bolt 34, and the bolt 34 is arranged in the strip-shaped groove 32 on its corresponding side. The overall limit device is arranged in cooperation with the arc-shaped fabric feeding cover 31. During the transmission process, in cooperation with the limit blocks 33 at both ends of the arc-shaped fabric feeding cover 31, more accurate positioning of the conveyed fabric body can be realized, and the printing error caused by the offset or distortion of the fabric during the transmission process can be reduced. In addition, the limit block 33 has a movable or adjustable structural design, which is applicable to fabrics of different widths and has wide adaptability.

[0022] Above one end of the vertical column 2, there is an active fabric feeding mechanism 4 arranged above one side. The active fabric feeding mechanism 4 includes a fixing frame 41 fixedly connected above the outer side wall of one side of the vertical column 2 at one end. The two fixing frames 41 are arranged symmetrically front and back. Between the top walls of the two fixing frames 41, a first guiding column 42 and a second guiding column 43 are fixedly connected symmetrically. In the middle of the top wall of the fixing frame 41, a power seat 44 is fixedly installed. Between the power ends on the opposite sides of the two power seats 44, the same advancing roller 45 is fixedly connected. The active fabric feeding mechanism 4 receives the fabric body to be printed extended from the arc-shaped fabric feeding cover 31, and makes the extended fabric body to be printed pass through the first guiding column 42, the advancing roller 45 and the second guiding column 43 in turn in a staggered manner, and finally connects to the feeding end of the printing mechanism of the printing machine main body. At this time, the advancing roller 45 is driven to rotate by the power seat 44, and the active fabric feeding work of the fabric body to be printed can be carried out.

[0023] At each of the four corners of the bottom wall of the lower frame 1, a support seat 5 is fixedly connected, which can support the whole device. The active fabric feeding mechanism 4 further includes a U-shaped seat 46 fixedly connected above the outer side wall of one side of the vertical column 2 at one end. The U-shaped seat 46 is located above the fixing frame 41. An L-shaped seat 47 is fixedly connected to the inner bottom wall of the U-shaped seat 46, and relevant fabric feeding auxiliary components can be arranged through the cooperation of the U-shaped seat 46 and the L-shaped seat 47.

[0024] The working principle of the present utility model is as follows: The whole is provided with a cooperating fabric feeding guiding and supporting mechanism 3, that is, an arc-shaped fabric feeding cover 31 is provided. Due to its special arc design, it can better adapt to the natural shape of the fabric, so as to achieve more accurate positioning during the transmission process, reduce the printing error caused by the offset or distortion of the fabric during the transmission process. And the whole is provided with a limiting device in cooperation with the arc-shaped fabric feeding cover 31. During the transmission process, in cooperation with the limiting blocks 33 at the front and rear ends of the arc-shaped fabric feeding cover 31, more accurate positioning of the conveyed fabric body can be realized, and the printing error caused by the offset or distortion of the fabric during the transmission process can be reduced. In addition, the limiting blocks 33 are of a movable or adjustable structural design, which is applicable to fabrics of different widths and has wide adaptability. The active fabric feeding mechanism 4 receives the fabric body to be printed extended from the arc-shaped fabric feeding cover 31, and makes the extended fabric body to be printed pass through the first guiding column 42, the advancing roller 45 and the second guiding column 43 in turn in a staggered manner, and finally connects to the feeding end of the printing mechanism of the printing machine main body. At this time, the advancing roller 45 is driven to rotate by the power seat 44, and the active fabric feeding work of the fabric body to be printed can be carried out.

[0025] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent replacement or change, and should be covered within the protection scope of the present utility model.

Claims

1. A cloth feeding device for a printing machine, comprising two frames (1), the two frames (1) being arranged symmetrically in an up-and-down manner, and a column (2) being fixedly connected between the side walls facing each other at four corners of the two frames (1); Features: A cloth feeding guide support mechanism (3) is arranged on the top of the upper frame (1), and an active cloth feeding mechanism (4) is arranged on the top of one side of the column (2) at one end; The cloth feeding guide support mechanism (3) comprises an arc-shaped cloth feeding cover (31) fixedly connected between the top walls at both ends of the upper frame (1), and two strip-shaped grooves (32) are provided in a front-to-back symmetrical manner between the upper and lower side walls in the middle of the arc-shaped cloth feeding cover (31); A limit block (33) is movably mounted on the top wall of the arc-shaped cloth feeding cover (31) and at the openings of the two strip-shaped grooves (32). Both limit blocks (33) are arc-shaped blocks that fit the top outer wall of the arc-shaped cloth feeding cover (31), and the two limit blocks (33) are arranged in a front-to-back symmetrical shape.

2. A cloth feeding device for a printing machine according to claim 1, characterized in that: A support seat (5) is fixedly connected to each of the four corners of the bottom wall of the frame (1).

3. The cloth feeding device of a printing machine according to claim 1, characterized in that: A bolt (34) is fixedly connected to the center of the bottom wall of the limiting block (33), and the bolt (34) is arranged in the strip groove (32) on the corresponding side thereof.

4. The cloth feeding device of a printing machine according to claim 1, characterized in that: The active cloth feeding mechanism (4) comprises a fixing frame (41) fixedly connected to the upper side of the outer wall of one side of the upright column (2) at one end, and the two fixing frames (41) are arranged in a front-to-back symmetrical shape.

5. A cloth feeding device for a printing machine according to claim 4, characterized in that: A first guide column (42) and a second guide column (43) are symmetrically fixedly connected between the top walls of the two fixing frames (41).

6. A cloth feeding device for a printing machine according to claim 4, characterized in that: A power seat (44) is fixedly mounted on the middle portion of the top wall of the fixed frame (41), and a same progressive roller (45) is fixedly connected between power ends of two power seats (44) on opposite sides.

7. The cloth feeding device of a printing machine according to claim 1, characterized in that: The active cloth feeding mechanism (4) further comprises a U-shaped seat (46) fixedly connected to the upper side of the outer wall of one side of the upright column (2), the U-shaped seat (46) being located above the fixed frame (41), and the inner bottom wall of the U-shaped seat (46) being fixedly connected to an L-shaped seat (47).

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