Paper conveying structure of folding machine for green printing

Abstract

An adjusting mechanism comprises a worm gear, one end of the worm gear is fixedly connected with an eccentric disc, the lower end of the outer wall of the eccentric disc is fixedly connected with a push shaft, the outer wall of the push shaft is connected with a supporting frame in a penetrating mode, and the upper end of the outer wall of the supporting frame is provided with a push groove. A lifting groove is formed in the outer wall of the supporting frame and located below the pushing groove, the lifting groove and the supporting frame are consistent in the length direction, an adjusting roller is rotationally connected to the inner wall of the lower end of the supporting frame, a pickup roller is fixedly connected to the outer wall of the middle of the adjusting roller, and a second transmission wheel is fixedly connected to one end of the adjusting roller; the other end of the adjusting roller is rotationally connected with a bearing, the distance between the pickup roller and the conveying belt can be adjusted according to the rotating direction of the worm through the worm on the outer side of the rotary discharging frame, the position adjusting effect of the pickup roller can be achieved only through a mechanical structure, and the requirements for energy conservation and emission reduction of green printing are better met.

Description

TECHNICAL FIELD

[0001] The utility model relates to a folding machine technical field, specifically to a folding machine paper feeding structure for green printing. BACKGROUND

[0002] With the requirement of production efficiency and process precision of global publishing, packaging and commercial printing industry increasing, traditional manual folding method is gradually replaced by mechanical automation, and modern folding machine is convenient to handle books, magazines and other traditional publications, and becomes the key equipment of printing enterprises to improve product added value and cope with multi-variety small batch orders.

[0003] Chinese patent discloses a paper feeding structure for folding machine (announcement number: CN220316819U), the device utilizes the cooperation of the setting arc groove, guide sleeve, electric push rod and poking roller, makes under the driving action of electric push rod drive guide sleeve moves in arc groove, changes the position of poking roller, adjusts the height of poking sleeve, makes the height of whole poking sleeve can adapt to the output operation of paper or paperboard of different thickness, avoids the influence of the thickness of paper or paperboard on output efficiency, but the device still has the following problems:

[0004] In the above device, the position of the poking roller is adjusted by the electric push rod, the electric push rod needs continuous power supply to maintain the adjustment function of the paper rubbing wheel and the paper spacing, the electric push rod needs to integrate motor, sensor and control system, and the price is usually higher, in the case of limited budget of green printing project, the electric push rod may increase the equipment procurement cost and reduce the capital use efficiency, therefore, a folding machine paper feeding structure for green printing is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] The purpose of the utility model can be realized by the following technical solutions:

[0006] A folding machine paper feeding structure for green printing, comprising a paper feeding mechanism, the inside of the paper feeding mechanism is provided with an adjusting mechanism, the paper feeding mechanism comprises a motor;

[0007] The adjusting mechanism comprises a worm gear, one end of the worm gear is fixedly connected with an eccentric disc, the outer wall lower end of the eccentric disc is fixedly connected with a push shaft, the outer wall of the push shaft is connected with a support frame;

[0008] Wherein, the outer wall upper end of the support frame is provided with a push groove, the inner side of the push groove is connected with the push shaft, the outer wall of the support frame and below the push groove is provided with a lifting groove, the lifting groove is consistent with the support frame in the length direction;

[0009] The lower end inner wall of the supporting frame is rotationally connected with an adjusting roller, the middle portion outer wall of the adjusting roller is fixedly connected with a paper rubbing wheel, one end of the adjusting roller is fixedly connected with a transmission wheel two, and the other end of the adjusting roller is rotationally connected with a bearing.

[0010] As a further scheme of the utility model, the paper feeding mechanism further comprises a discharging frame, the outer wall of the discharging frame is rotationally connected with the worm gear and the adjusting roller, the inner side of the outer wall of the discharging frame is further slidingly connected with the lifting groove, and the inner side of the outer wall of the discharging frame is slidingly connected with the bearing.

[0011] As a further scheme of the utility model, the outer wall of the discharging frame and located above the worm gear is rotationally connected with a worm, and the bottom of the worm is meshingly connected with the top of the worm gear.

[0012] As a further scheme of the utility model, one end of the outer wall of the discharging frame is fixedly installed with a motor, the output shaft of the motor penetrates the discharging frame and is fixedly connected with a driving roller, the other end of the driving roller penetrates the discharging frame and is rotationally connected, the outer side of the driving roller is matchedly connected with a conveying belt, the inner side of the conveying belt is further matchedly connected with a driven roller, and the two ends of the driven roller are both rotationally connected with the discharging frame.

[0013] As a further scheme of the utility model, the end of the driving roller away from the motor is further fixedly connected with a lower gear, the top of the lower gear is meshingly connected with an upper gear, the middle portion of the upper gear is embeddedly fixed with a transmission wheel one, and one end of the transmission wheel one is rotationally connected with the discharging frame.

[0014] As a further scheme of the utility model, the outer side of the transmission wheel one is matchedly connected with a belt, and the inner side of the belt is further matchedly connected with a transmission wheel two.

[0015] As a further scheme of the utility model, one end of the outer wall of the discharging frame is fixedly installed with a lifting rail, the inner wall of the lifting rail is rotationally connected with a lead screw, the outer wall of the lead screw is threadedly sleeved with a lifting sleeve, the outer wall of the lifting sleeve is slidingly connected along the inner side of the lifting rail, the lifting sleeve penetrates the lifting rail and is rotationally connected with a tensioning wheel, and the outer wall of the tensioning wheel is matchedly connected with the inner side of the belt.

[0016] The utility model discloses the beneficial effects of:

[0017] (1) the interval of the paper rubbing wheel and the conveying belt in the utility model can be adjusted, thereby conveniently conveying paper of different thicknesses, when the position of the paper rubbing wheel is adjusted, the interval of the paper rubbing wheel and the conveying belt can be adjusted in size by rotating the worm on the outer side of the discharging frame according to the rotating direction of the worm, and the position adjustment effect of the paper rubbing wheel can be realized by only mechanical structure, which is more in line with the energy-saving and emission-reducing demand of green printing.

[0018] (2) the transmission between the paper rubbing wheel and the driving roller of the supporting conveying belt is through the belt and the gear, so that the rotating direction of the paper rubbing wheel and the conveying belt is opposite, which is helpful to the fast conveying of the paper, and when the position of the paper rubbing wheel is adjusted, the tensioning wheel which can be adjusted in lifting is arranged on the inner side of the belt, and the belt is re-tensioned, so that the normal transmission between the paper rubbing wheel and the conveying belt is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model will be described further in connection with the drawings.

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is Figure 1 The enlarged structure schematic diagram of A area in it;

[0022] Figure 3 It is the whole structure schematic diagram of the supporting frame in the utility model;

[0023] Figure 4 It is the whole structure schematic diagram of the lower gear and the upper gear in the utility model;

[0024] Figure 5 It is the structure schematic diagram of the conveying belt and the paper rubbing wheel in the utility model;

[0025] Figure 6 It is the internal structure schematic diagram of the lifting rail in the utility model.

[0026] In the drawing: 1, paper feeding mechanism;101, discharge frame;102, motor;103, driving roller;104, driven roller;105, conveying belt;106, lower gear;107, upper gear;108, transmission wheel one;109, tensioning wheel;110, belt;111, lifting rail;112, screw;113, lifting sleeve;114, worm;2, adjusting mechanism;201, worm wheel;202, eccentric disc;203, push shaft;204, supporting frame;205, push groove;206, lifting groove;207, adjusting roller;208, paper rubbing wheel;209, transmission wheel two;210, bearing. DETAILED DESCRIPTION

[0027] The technical scheme in the embodiments of the utility model will be described clearly and completely in connection with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0028] AsFigures 1-6 As shown in the figure, a folding machine paper conveying structure for green printing comprises a paper feeding mechanism 1, the inside of the paper feeding mechanism 1 is provided with an adjusting mechanism 2, the paper feeding mechanism 1 comprises a motor 102; the adjusting mechanism 2 comprises a worm wheel 201, one end of the worm wheel 201 is fixedly connected with an eccentric disc 202, the outer wall lower end of the eccentric disc 202 is fixedly connected with a push shaft 203, the outer wall of the push shaft 203 is throughly connected with a support frame 204; wherein, the outer wall upper end of the support frame 204 is provided with a push groove 205, the inner side of the push groove 205 is slidably connected with the push shaft 203, the outer wall of the support frame 204 and below the push groove 205 is provided with a lifting groove 206, the lifting groove 206 is consistent with the support frame 204 in the length direction; wherein, the lower end inner wall of the support frame 204 is rotatably connected with an adjusting roller 207, the middle outer wall of the adjusting roller 207 is fixedly connected with a rubbing roller 208, one end of the adjusting roller 207 is fixedly connected with a transmission wheel two 209, the other end of the adjusting roller 207 is rotatably connected with a bearing 210, as shown in the figure, Figure 5 As shown in the figure, when the eccentric disc 202 rotates counterclockwise, the inside of the push groove 205 is lifted by the push shaft 203, and then the support frame 204 drives the adjusting roller 207 to move upward;

[0029] The paper feeding mechanism 1 further comprises a discharging frame 101, the outer wall of the discharging frame 101 is throughly and rotatably connected with the worm wheel 201 and the adjusting roller 207, the inner side of the outer wall of the discharging frame 101 is further slidably connected with the inner side of the lifting groove 206, the inner side of the outer wall of the discharging frame 101 is slidably connected with the bearing 210, as shown in the figure, Figure 1 As shown in the figure, the movement direction of the bearing 210 is limited in the inner side of the discharging frame 101, and the movement direction is consistent with the length direction of the lifting groove 206;

[0030] The outer wall of the discharging frame 101 and above the worm wheel 201 is rotatably connected with a worm 114, the bottom of the worm 114 is meshingly connected with the top of the worm wheel 201, one end of the outer wall of the discharging frame 101 is fixedly installed with the motor 102, the output shaft of the motor 102 passes through the discharging frame 101 and is fixedly connected with a driving roller 103, the other end of the driving roller 103 is throughly and rotatably connected with the discharging frame 101, the outer side of the driving roller 103 is matchingly connected with a conveying belt 105, the inner side of the conveying belt 105 is further matchingly connected with a driven roller 104, the two ends of the driven roller 104 are rotatably connected with the discharging frame 101, the end of the driving roller 103 away from the motor 102 is further fixedly connected with a lower gear 106, the top of the lower gear 106 is meshingly connected with an upper gear 107, the middle part of the upper gear 107 is inlayingly fixed with a transmission wheel one 108, one end of the transmission wheel one 108 is rotatably connected with the discharging frame 101, the outer side of the transmission wheel one 108 is matchingly connected with a belt 110, the inner side of the belt 110 is further matchingly connected with the transmission wheel two 209, as shown in the figure, Figures 1-4As shown, the motor 102 drives the roller 103 to rotate the conveying belt 105, at the same time, drives the lower gear 106 to rotate, and drives the upper gear 107 to rotate reversely, the transmission wheel one 108 drives the belt 110 to rotate, and the belt is consistent with the rotating direction of the upper gear 107, and then the belt 110 drives the transmission wheel two 209 to rotate synchronously, and the adjusting roller 207 drives the paper rubbing wheel 208 to rotate reversely to the conveying belt 105.

[0031] The outer wall of the discharging rack 101 is fixedly provided with a lifting rail 111, the inner wall of the lifting rail 111 is rotationally connected with a lead screw 112, the outer wall of the lead screw 112 is threadedly sleeved with a lifting sleeve 113, the outer wall of the lifting sleeve 113 is slidingly connected along the inner side of the lifting rail 111, the lifting sleeve 113 penetrates through the lifting rail 111 and is rotationally connected with a tension pulley 109, and the outer wall of the tension pulley 109 is matchedly connected with the inner side of the belt 110.

[0032] The working principle of the utility model is as follows:

[0033] When the distance between the paper rubbing wheel 208 and the conveying belt 105 is adjusted, the worm 114 is rotated and the worm gear 201 is driven, the eccentric disc 202 is rotated by the worm gear 201, the shaft 203 is extruded to the inner side of the push groove 205, the support frame 204 is moved, the lifting groove 206 is used to limit the moving direction of the support frame 204, the adjusting roller 207 is slid along the inner side of the discharging rack 101 by the support frame 204 during the movement, and the distance between the paper rubbing wheel 208 and the conveying belt 105 is changed.

[0034] Secondly, the transmission wheel two 209 is displaced when the paper rubbing wheel 208 moves, in order to ensure the normal transmission of the belt 110 to the transmission wheel two 209, the belt 110 needs to be tensioned again by the tension pulley 109, the lifting sleeve 113 is lifted along the lifting rail 111 by rotating the lead screw 112 and extruding the lifting sleeve 113 by the thread, the tension pulley 109 is lifted and the inner side of the belt 110 is tensioned.

[0035] In addition, when the motor 102 drives the roller 103 to rotate the conveying belt 105, at the same time, drives the lower gear 106 to rotate, and drives the upper gear 107 to rotate reversely, the transmission wheel one 108 drives the belt 110 to rotate, and the belt is consistent with the rotating direction of the upper gear 107, and then the belt 110 drives the transmission wheel two 209 to rotate synchronously, and the adjusting roller 207 drives the paper rubbing wheel 208 to rotate reversely to the conveying belt 105.

[0036] The above embodiment of the utility model is described in detail, but the content is only the preferred embodiment of the utility model, and cannot be considered as limiting the scope of the utility model. Any equivalent change and improvement within the scope of the utility model application should still belong to the patent coverage of the utility model.

Claims

1. A folding machine paper feeding structure for green printing, comprising a paper feeding mechanism (1), wherein an adjustment mechanism (2) is provided inside the paper feeding mechanism (1), and the paper feeding mechanism (1) includes a motor (102); Its features are, The adjustment mechanism (2) includes a worm gear (201), one end of which is fixedly connected to an eccentric disk (202), and the lower end of the outer wall of the eccentric disk (202) is fixedly connected to a push shaft (203), and the outer wall of the push shaft (203) is connected through a support frame (204). The support frame (204) has a push groove (205) on the upper end of its outer wall. The inner side of the push groove (205) is slidably connected to the push shaft (203). The support frame (204) has a lifting groove (206) on its outer wall below the push groove (205). The lifting groove (206) is consistent with the support frame (204) in the length direction. The lower inner wall of the support frame (204) is rotatably connected to an adjusting roller (207), the middle outer wall of the adjusting roller (207) is fixedly connected to a paper feeding wheel (208), one end of the adjusting roller (207) is fixedly connected to a transmission wheel (209), and the other end of the adjusting roller (207) is rotatably connected to a bearing (210).

2. The folding machine paper feeding structure for green printing according to claim 1, characterized in that, The paper feeding mechanism (1) also includes a feeding rack (101), the outer wall of which is connected to the worm gear (201) and the adjusting roller (207) through and rotatably connected. The inner side of the outer wall of the feeding rack (101) is also slidably connected to the inner side of the lifting groove (206), and the inner side of the outer wall of the feeding rack (101) is slidably connected to the bearing (210).

3. The folding machine paper feeding structure for green printing according to claim 2, characterized in that, The outer wall of the discharge rack (101) and above the worm wheel (201) is rotatably connected to a worm (114), the bottom of which is engaged with the top of the worm wheel (201).

4. The folding machine paper feeding structure for green printing according to claim 3, characterized in that, One end of the outer wall of the discharge rack (101) is fixedly installed with the motor (102). The output shaft of the motor (102) passes through the discharge rack (101) and is fixedly connected to the drive roller (103). The other end of the drive roller (103) passes through the discharge rack (101) and is rotatably connected. The outer side of the drive roller (103) is connected to the conveyor belt (105). The inner side of the conveyor belt (105) is also connected to the driven roller (104). Both ends of the driven roller (104) are rotatably connected to the discharge rack (101).

5. The folding machine paper feeding structure for green printing according to claim 4, characterized in that, The drive roller (103) is also fixedly connected to a lower gear (106) at the end away from the motor (102). The top of the lower gear (106) is meshed with an upper gear (107). A transmission wheel (108) is embedded and fixed in the middle of the upper gear (107). One end of the transmission wheel (108) is rotatably connected to the discharge frame (101).

6. The folding machine paper feeding structure for green printing according to claim 5, characterized in that, The outer side of the first transmission wheel (108) is connected to a belt (110), and the inner side of the belt (110) is also connected to the second transmission wheel (209).

7. A folding machine paper feeding structure for green printing according to claim 6, characterized in that, A lifting rail (111) is fixedly installed on one end of the outer wall of the discharge rack (101). A lead screw (112) is rotatably connected to the inner wall of the lifting rail (111). A lifting sleeve (113) is threaded on the outer wall of the lead screw (112). The outer wall of the lifting sleeve (113) is slidably connected along the inner side of the lifting rail (111). The lifting sleeve (113) passes through the lifting rail (111) and is rotatably connected to a tension wheel (109). The outer wall of the tension wheel (109) is engaged with the inner side of the belt (110).

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