Paper changing device for leather shell machine

Abstract

The utility model relates to the technical field of paper feeding and changing of a leather shell machine, in particular to a paper changing device for the leather shell machine, which comprises an assembly table, lifting frames, a guide frame and a traction frame are sequentially assembled above the assembly table from right to left, a lifting rotary drum is assembled between the two sets of lifting frames, a lifting rotary shaft is inserted into the lifting rotary drum in a penetrating manner, and the lifting rotary shaft is connected with the guide frame. The two ends of the lifting rotating shaft are assembled in the lifting frame in an inserted mode, a guiding roller is arranged between the two sets of guiding frames, a supporting inner shaft is also arranged in the guiding roller in an inserted mode, supporting frames are arranged at the two ends of the supporting inner shaft in a sleeved and supported mode, an upper roller and a lower roller are arranged between the two sets of traction frames, and the lower roller is located under the upper roller. The two ends of the upper roller and the two ends of the lower roller are assembled and supported on the upper portion of the traction frame through third sleeved bearings. According to the utility model, different surface papers can be conveniently pulled and guided to be conveyed according to use requirements, so that the paper replacement operation is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of paper feeding and changing of a cover machine, in particular to a paper changing device used for a cover machine. Background Art

[0002] The cover machine is also called the cover machine. The process includes cover gluing, positioning and four-side hemming. It is suitable for various book covers, book boxes, folders, chessboards, calendars and other related products. When in use, the cover paper is wrapped on the surface of the related products. The types of cover paper include but are not limited to coated paper, special paper, coated paper, synthetic paper, cloth, etc. When operating, the relevant cover paper needs to be fed into the machine, so the cover paper conveying mechanism is needed;

[0003] In this regard, China's patent application number: CN201921894268.9 discloses a multi-channel leather case machine paper feeding device, which belongs to the field of leather case machines, including a bottom plate, a support plate is symmetrically fixedly installed on the surface of the bottom plate, a first circular hole and a second circular hole are symmetrically arranged on the surface of the support plate, a driving shaft is rotatably installed inside the first circular hole, a first motor is fixedly installed at the end of the driving shaft, a driven shaft is rotatably installed inside the second circular hole, a conveyor belt is slidably installed between the driven shaft and the driving shaft, a mounting groove is arranged on the surface of the support plate, and a connecting plate is slidably installed inside the mounting groove;

[0004] However, the existing paper feeding mechanism is inconvenient to pull and guide the feeding of different surface papers according to the use needs, making it inconvenient to change the paper during use, affecting the operation efficiency;

[0005] Therefore, in order to solve the above problems, a paper changing device for a cover making machine is proposed. Utility Model Content

[0006] The utility model aims to provide a paper changing device for a cover making machine, so as to solve the problem that the existing paper feeding mechanism proposed in the above background technology is inconvenient to pull and guide the conveyance of different surface papers according to the use needs, making it inconvenient to change paper during use and affecting the operation efficiency.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper changing device for a case machine, comprising an assembly table, a lifting frame, a guide frame and a traction frame are sequentially assembled above the assembly table from right to left, a lifting drum is assembled between two groups of the lifting frames, a lifting shaft is inserted through the lifting drum, both ends of the lifting shaft are inserted and assembled inside the lifting frame, a guide roller is arranged between the two groups of the guide frames, a supporting inner shaft is also inserted inside the guide roller, and support frames are sleeved and supported at both ends of the supporting inner shaft, an upper roller and a lower roller are arranged between the two groups of the traction frames, and the lower roller is located directly below the upper roller, and both ends of the upper roller and the lower roller are respectively supported on the upper part of the traction frame by sleeve bearings.

[0008] Preferably, the front ends of the upper roller and the lower roller are respectively equipped with upper gears and lower gears that mesh with each other, and a driven wheel is fixed to the rear end of the lower roller. A transmission wheel is connected to the bottom of the driven wheel through a belt assembly. A servo motor is installed on the side of the transmission wheel, and the servo motor is fixed on the rear side of the assembly table surface.

[0009] Preferably, both ends of the outer wall of the lifting shaft and the supporting inner shaft are fixedly sleeved with bearing one and bearing two, and the outer rings of bearing one and bearing two are respectively fixed to the inner walls of the lifting drum and the guide roller at both ends, and both ends of the lifting shaft and the supporting inner shaft are fixed with assembly screws, the outer ends of the assembly screws are threadedly sleeved with nuts, a gasket is provided on the inner side of the nut, and the gasket is sleeved on the outer end of the assembly screw, and an assembly socket corresponding to the lifting shaft is opened inside the lifting frame.

[0010] Preferably, the outer wall of the lifting drum is sleeved with auxiliary edge rings, the outer ends of two groups of the auxiliary edge rings are assembled and fastened to the lifting drum through positioning pins, and positioning screw holes corresponding to the positioning pins are evenly opened on the surface of the lifting drum.

[0011] Preferably, a supporting inner rod is installed at the bottom of the supporting frame, the supporting inner rod is inserted and installed inside the guiding frame, and the guiding frame and the supporting inner rod are inserted, assembled and fastened by assembling bolts.

[0012] Preferably, the inner support rod is evenly provided with through holes corresponding to the assembly bolts from top to bottom, and the outer wall of the upper end of the guide frame is provided with recessed grooves corresponding to the assembly bolts and the through holes.

[0013] Preferably, the upper roller and the lower roller are aligned up and down with a gap in between, and the outer walls of the upper roller and the lower roller are fixed with anti-slip sleeves.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model is convenient for pulling and guiding different surface papers according to the use needs, making the paper changing operation more convenient;

[0015] 1. The utility model is provided with a lifting frame and a lifting drum, so that the corresponding tissue rolls can be assembled through the lifting drum. With the cooperation of the lifting frame and the lifting drum, the corresponding number of tissue rolls can be assembled, which is convenient for subsequent rapid switching as needed, making it more convenient to use. Through this design, the convenience and practicality of the paper changing device for the leather cover machine are improved.

[0016] 2. The utility model is provided with a guide frame and a traction frame, which facilitate the adjustment, guidance, traction and transmission of the facing paper with the cooperation of the upper roller, the lower roller and the guide roller, making the operation more convenient and efficient. The setting of the guide frame and the guide roller also facilitates the guidance of the facing paper when switching the facing paper. Through this design, the convenience and practicality of the paper changing device for the cover machine are improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a frontal perspective schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a side perspective schematic diagram of the local structure of the traction frame of the utility model;

[0019] Figure 3 It is a side view cross-sectional stereoscopic schematic diagram of the local structure of the guide roller of the utility model;

[0020] Figure 4 It is a side view cross-sectional stereoscopic schematic diagram of the local structure of the lifting drum of the utility model;

[0021] Figure 5 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0022] Figure 6 For this utility model Figure 1 A magnified schematic diagram of the structure at B in the middle;

[0023] In the figure: 100, assembly table; 110, lifting frame; 111, lifting drum; 112, lifting shaft; 113, bearing one; 114, assembly socket; 115, auxiliary edge ring; 116, positioning pin; 117, positioning screw hole; 120, guide frame; 121, guide roller; 122, supporting inner shaft; 123, bearing two; 124, support frame; 125, supporting inner rod; 126, assembly bolt; 127, insertion hole; 128, sunken groove; 130, traction frame; 131, upper roller; 132, lower roller; 133, bearing three; 134, anti-slip sleeve; 135, upper gear; 136, lower gear; 137, driven wheel; 138, belt; 139, transmission wheel; 140, servo motor; 150, assembly screw pin; 151, nut; 152, gasket. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-6 , an embodiment provided by the utility model:

[0026] A paper changing device for a leather case machine, comprising an assembly table 100, a lifting frame 110, a guide frame 120 and a traction frame 130 are sequentially assembled on the assembly table 100 from right to left, a lifting drum 111 is assembled between two groups of lifting frames 110, a lifting shaft 112 is inserted through the lifting drum 111, and both ends of the lifting shaft 112 are inserted and assembled inside the lifting frame 110, a guide roller 121 is arranged between the two groups of guide frames 120, a supporting inner shaft 122 is also inserted inside the guide roller 121, and both ends of the supporting inner shaft 122 are sleeved and supported by support frames 124, an upper roller 131 and a lower roller 132 are arranged between the two groups of traction frames 130, and the lower roller 132 is located directly below the upper roller 131, and both ends of the upper roller 131 and the lower roller 132 are respectively assembled and supported on the upper part of the traction frame 130 through sleeve bearings 133;

[0027] Furthermore, the front ends of the upper roller 131 and the lower roller 132 are respectively equipped with an upper gear 135 and a lower gear 136 that mesh with each other, and a driven wheel 137 is fixed to the rear end of the lower roller 132, and a transmission wheel 139 is assembled and connected to the lower side of the driven wheel 137 through a belt 138, and a servo motor 140 is assembled on the side of the transmission wheel 139, and the servo motor 140 is fixed on the rear side of the surface of the assembly platform 100. Through this design, it is convenient to drive and rotate the upper roller 131 and the lower roller 132, making the subsequent guiding and traction more convenient;

[0028] Furthermore, the two ends of the outer wall of the lifting shaft 112 and the supporting inner shaft 122 are fixedly sleeved with bearing 113 and bearing 2 123, and the outer rings of bearing 113 and bearing 2 123 are respectively fixed to the inner walls of the lifting drum 111 and the guide roller 121 at both ends, and the two ends of the lifting shaft 112 and the supporting inner shaft 122 are fixed with assembly screws 150, and the outer ends of the assembly screws 150 are threadedly sleeved with nuts 151, and the inner side of the nut 151 is provided with gaskets 152, and the gaskets 152 are sleeved on the outer ends of the assembly screws 150, and the lifting frame 110 is provided with an assembly socket 114 corresponding to the lifting shaft 112. Through this design, it is convenient to fix and tighten the supporting inner shaft 122 and the lifting shaft 112;

[0029] Furthermore, the outer wall of the lifting drum 111 is sleeved with auxiliary edge rings 115, and the outer ends of the two sets of auxiliary edge rings 115 are assembled and fastened to the lifting drum 111 through positioning pins 116, and the surface of the lifting drum 111 is evenly provided with positioning screw holes 117 corresponding to the positioning pins 116. Through this design, it is convenient to sleeve the outer surface of the lifting drum 111 with a barrier behind the tissue roll, and it is convenient to relatively limit the rolls of different specifications and widths according to the use needs, making it more convenient to use;

[0030] Furthermore, a supporting inner rod 125 is installed at the bottom of the supporting frame 124, and the supporting inner rod 125 is inserted and installed inside the guide frame 120, and the guide frame 120 and the supporting inner rod 125 are inserted, assembled and fastened by the assembly bolts 126. Through this design, it is convenient to assemble and support the guide roller 121 and the supporting inner shaft 122, making the operation more convenient;

[0031] Furthermore, the inner support rod 125 is evenly provided with through holes 127 corresponding to the assembly bolts 126 from top to bottom, and the outer wall of the upper end of the guide frame 120 is provided with a sunken groove 128 corresponding to the assembly bolts 126 and the through holes 127. This design facilitates the limited fastening between the inner support rod 125 and the guide frame 120 and the hiding of the assembly bolts 126.

[0032] Furthermore, the upper roller 131 and the lower roller 132 are aligned up and down with a gap in between, and the outer walls of the upper roller 131 and the lower roller 132 are fixed with anti-slip sleeves 134. This design facilitates auxiliary traction of the upper roller 131 and the lower roller 132.

[0033] Working principle: When assembling and using, assemble the device at the paper feeding end of the shell machine and the side of the cutting mechanism, then insert and assemble the corresponding tissue paper roll between the lifting frames 110 with the cooperation of the lifting rotating drum 111, assemble the corresponding number of lifting rotating drums 111 as needed, then assemble and tighten with the cooperation of the assembling screw pin 150, nut 151 and gasket 152, and clamp and block the two sides of the opposite paper roll with the cooperation of the auxiliary edge ring 115 according to the width of the tissue paper during assembly, so as to facilitate the limited assembly of the opposite paper roll, and then position and fix the auxiliary edge ring 115 with the cooperation of the positioning pin 116 and the positioning screw hole 117, so that the auxiliary edge ring 115 is convenient for positioning the opposite paper roll, so as to facilitate the assembly and preparatory assembly of the relevant tissue paper roll, and facilitate the use during subsequent switching, and further, when in use, by pulling the tissue paper through the guide roller 121, according to the use needs. It is necessary to choose to pass through the top or bottom of it, and then send it into the upper roller 131 and the lower roller 132. With the cooperation of the anti-slip sleeve 134, it is convenient to assist the upper roller 131 and the lower roller 132 to clamp and convey the facing paper. Through the drive of the servo motor 140, at the same time, the engagement of the upper gear 135 and the lower gear 136 is convenient to synchronously drive the upper roller 131 and the lower roller 132 to rotate in the opposite direction, so as to facilitate the clamping and conveying of the facing paper and convey it to the inside of the shell machine. Further, when it is necessary to switch the facial paper, select the facial paper pre-equipped on the lifting frame 110 and transmit it through the upper roller 131 and the lower roller 132 according to the above operation. During operation, the cooperation of the supporting inner rod 125 and the guide frame 120 is convenient to support the guide roller 121, and the cooperation of the through hole 127 and the assembly bolt 126 is convenient for assembly and tightening, making it more convenient to use. The operation ends here.

[0034] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A paper changing device for a cover making machine, comprising an assembly table (100), characterized in that: A lifting frame (110), a guide frame (120) and a traction frame (130) are sequentially mounted on the assembly platform (100) from right to left. A lifting rotating drum (111) is mounted between two groups of the lifting frames (110). A lifting rotating shaft (112) is inserted through the lifting rotating drum (111). Both ends of the lifting rotating shaft (112) are inserted and mounted inside the lifting frame (110). A guiding roller (121) is arranged between the two groups of the guiding frames (120). The guide roller (121) is also provided with a supporting inner shaft (122) inserted therein, and the two ends of the supporting inner shaft (122) are sleeved with supporting frames (124), an upper roller (131) and a lower roller (132) are provided between the two groups of traction frames (130), and the lower roller (132) is located directly below the upper roller (131), and the two ends of the upper roller (131) and the lower roller (132) are respectively assembled and supported on the upper part of the traction frame (130) by sleeved bearing three (133).

2. A paper changing device for a cover making machine according to claim 1, characterized in that: The front ends of the upper roller (131) and the lower roller (132) are respectively equipped with an upper gear (135) and a lower gear (136) that mesh with each other, and the rear end of the lower roller (132) is fixed with a driven wheel (137), and a transmission wheel (139) is assembled and connected below the driven wheel (137) through a belt (138), and a servo motor (140) is assembled on the side of the transmission wheel (139), and the servo motor (140) is fixed on the rear side of the surface of the assembly platform (100).

3. A paper changing device for a cover making machine according to claim 1, characterized in that: The lifting shaft (112) and the supporting inner shaft (122) are both fixedly sleeved with bearing one (113) and bearing two (123) at both ends of the outer wall, and the outer rings of bearing one (113) and bearing two (123) are respectively fixed to the inner walls of the lifting drum (111) and the guide roller (121) at both ends, and the lifting shaft (112) and the supporting inner shaft (122) are both fixed with assembly screw pins (150), the outer end of the assembly screw pin (150) is threadedly sleeved with a nut (151), the inner side of the nut (151) is provided with a gasket (152), and the gasket (152) is sleeved on the outer end of the assembly screw pin (150), and the lifting frame (110) is provided with an assembly socket (114) corresponding to the lifting shaft (112) inside.

4. A paper changing device for a cover making machine according to claim 1, characterized in that: The outer wall of the lifting rotating cylinder (111) is sleeved with an auxiliary edge ring (115), and the outer ends of the two groups of auxiliary edge rings (115) are assembled and fastened to the lifting rotating cylinder (111) through positioning pins (116), and positioning screw holes (117) corresponding to the positioning pins (116) are evenly opened on the surface of the lifting rotating cylinder (111).

5. A paper changing device for a cover making machine according to claim 1, characterized in that: The bottom of the support frame (124) is equipped with a support inner rod (125), and the support inner rod (125) is inserted and assembled inside the guide frame (120), and the guide frame (120) and the support inner rod (125) are inserted, assembled and fastened by assembly bolts (126).

6. A paper changing device for a case making machine according to claim 5, characterized in that: The inner support rod (125) is evenly provided with insertion holes (127) corresponding to the assembly bolts (126) from top to bottom, and the outer wall of the upper end of the guide frame (120) is provided with a recessed groove (128) corresponding to the assembly bolts (126) and the insertion holes (127).

7. A paper changing device for a cover making machine according to claim 1, characterized in that: The upper roller (131) and the lower roller (132) are aligned up and down with a gap in between, and the outer walls of the upper roller (131) and the lower roller (132) are both fixedly provided with anti-slip sleeves (134).

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