Marking machine for non-woven bags

Abstract

The utility model discloses a label printing machine for a non-woven fabric bag, and belongs to the technical field of label printing machines, a lifting frame is movably mounted in a moving frame, a lifting base is movably mounted in a lifting cavity, and a meshing cavity matched with a driving rod is formed in the bottom of the lifting base; a linkage shaft is movably mounted at the top of the lifting base, and a rotating plate is arranged at the top of the linkage shaft; the label printing frame is fixedly arranged on the outer wall of the moving frame, an air cylinder is installed at the top of the label printing frame, and label printing equipment is arranged at the output end of the air cylinder; a swing gear located below the lifting frame is further movably installed on the swing base, and the lifting frame is movably connected with the eccentric wheel through a lifting arm. The lifting base can be driven to reciprocate along the lifting cavity through the swing gear and the lifting frame, when the lifting base moves, the driven gear and the linkage shaft are always kept in a linkage meshing state, at the moment, the rotating plate drives multiple sets of non-woven fabrics to be printed to move up and down and rotate intermittently at the same time, and the mark printing effect is improved through the design.

Description

Technical Field

[0001] This utility model relates to the field of label printing machine technology, specifically a label printing machine for non-woven bags. Background Technology

[0002] Non-woven fabric, also known as non-woven cloth, needle-punched cotton, needle-punched non-woven fabric, etc., is made from polyester fiber (PET) through a needle-punching process, allowing for different thicknesses, feels, and hardnesses. Non-woven fabric is characterized by its moisture-proof, breathable, flexible, lightweight, flame-retardant, non-toxic, odorless, inexpensive, and recyclable properties. It can be used in various industries, such as sound insulation, heat insulation, heating elements, masks, clothing, medical applications, and as filling materials.

[0003] Chinese patent application CN222538496U discloses a label printing machine for nonwoven bag production, including a frame comprising a worktable, support legs at the bottom of the worktable, a drive roller and a driven roller inside the worktable, a conveyor belt on the surface of the drive roller and the driven roller, a motor on one side of the worktable with its output end connected to the drive roller, and a drive pulley on one end of the driven roller; and a printing assembly including a first curved frame on the top of the worktable, a lifting cylinder on the top of the first curved frame, a print head at the bottom of the output end of the lifting cylinder, a lifting plate on the surface of the output end of the lifting cylinder, and connecting frames on both sides of the lifting plate. Its structure is reasonable, allowing the bag to be fixed during use, preventing it from shaking during printing and affecting the printing quality. It also allows for rapid ink drying after printing, facilitating subsequent processing.

[0004] However, the label printing machines disclosed above generally have poor label printing quality and limited freedom of movement, and cannot automatically rotate and lift multiple sets of non-woven fabrics during operation. Utility Model Content

[0005] The purpose of this invention is to provide a label printing machine for non-woven bags, in order to solve the problems of the general label printing effect and degree of freedom of existing label printing machines, and the inability to automatically rotate and lift multiple groups of non-woven fabrics during operation.

[0006] To achieve the above objectives, the technical solution of this utility model is as follows: a label printing machine for non-woven bags, comprising a label printing frame and a conveying device. The conveying device includes a moving frame, a lifting frame movably mounted inside the moving frame, a drive rod provided at the front end of the lifting frame, a lifting cavity opened at the top of the moving frame, a lifting base movably mounted inside the lifting cavity, and a meshing cavity cooperating with the drive rod at the bottom of the lifting base; a linkage shaft movably mounted at the top of the lifting base, and a rotating plate provided at the top of the linkage shaft; the label printing frame is fixedly mounted on the outer wall of the moving frame, a cylinder is mounted at the top of the label printing frame, and a label printing device is provided at the output end of the cylinder; a swing seat is provided inside the moving frame, and a swing gear located below the lifting frame is movably mounted on the swing seat, with symmetrical eccentric wheels on both sides of the swing gear; a lifting arm is movably mounted in the middle of the lifting frame, and the lifting frame is movably connected to the eccentric wheels through the lifting arm.

[0007] As a further improvement of this utility model: a lifting motor is also installed inside the motion frame, and the output end of the lifting motor is provided with a threaded shaft that meshes with the swing gear; an upper linkage hoop and a lower linkage hoop are provided on the lifting arm, the lifting arm is movably connected to the lifting frame through the upper linkage hoop, and the lifting arm is movably connected to the eccentric wheel through the lower linkage hoop.

[0008] As a further improvement of this utility model: a support frame is provided at the top of the motion frame, and a driven gear is movably installed at the bottom of the support frame. A slot is provided in the middle of the driven gear to cooperate with the linkage shaft. Multiple sets of protrusions are provided on the inner wall of the slot, and multiple sets of grooves are provided on the outer wall of the linkage shaft to cooperate with the protrusions. A rotary motor is also installed at the top of the motion frame, and a driving gear that meshes with the driven gear is installed at the output end of the rotary motor.

[0009] As a further embodiment of this utility model: the bottom of the support frame is provided with an annular groove, and the top of the driven gear is provided with an annular rail that mates with the annular groove; the bottom of the linkage shaft is provided with a T-shaped seat, and the top of the lifting base is provided with a T-shaped cavity that mates with the T-shaped seat.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] This invention utilizes the cooperation of a swing gear and a lifting frame to drive the lifting base to reciprocate along the lifting cavity. As the lifting base moves, the driven gear and the linkage shaft maintain a constant meshing state through the cooperation of the protrusion and groove, further driving the rotating plate to rotate via a rotary motor. At this time, the rotating plate drives multiple sets of non-woven fabrics to be printed, moving up and down while rotating intermittently. This design improves the labeling effect of the labeling machine used for non-woven bags. Attached Figure Description

[0012] The present invention will be further explained below with reference to the accompanying drawings and embodiments:

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0014] Figure 2 This is a three-dimensional structural diagram of the motion frame in this utility model;

[0015] Figure 3 This is a three-dimensional structural diagram of the conveying equipment in this utility model;

[0016] Figure 4 This is a three-dimensional structural diagram of the rotating plate in this utility model.

[0017] Explanation of reference numerals in the attached figures:

[0018] 1. Label holder; 101. Cylinder; 102. Label printing equipment;

[0019] 2. Conveying equipment; 201. Moving frame; 202. Swing seat; 203. Swing gear; 204. Lifting motor; 205. Threaded shaft; 206. Eccentric wheel; 207. Lifting frame; 208. Lifting arm; 209. Upper linkage clamp; 210. Lower linkage clamp; 211. Drive rod; 212. Lifting cavity; 213. Lifting base; 214. Meshing cavity; 215. Linkage shaft; 216. T-seat; 217. T-cavity; 218. Rotating plate; 219. Support frame; 220. Driven gear; 221. Annular groove; 222. Annular rail; 223. Hole groove; 224. Protrusion; 225. Groove; 226. Rotary motor; 227. Drive gear. Detailed Implementation

[0020] The following will be combined with the appendix Figures 1 to 4 The technical solution of this utility model has been clearly and completely described. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0021] This utility model provides an improved label printing machine for non-woven bags, such as... Figures 1-4As shown, the device includes a label holder 1 and a conveying device 2. The conveying device 2 includes a moving frame 201, a lifting frame 207 movably mounted inside the moving frame 201, a drive rod 211 at the front end of the lifting frame 207, a lifting cavity 212 at the top of the moving frame 201, a lifting base 213 movably mounted inside the lifting cavity 212, and a meshing cavity 214 at the bottom of the lifting base 213 that mates with the drive rod 211. A linkage shaft 215 is movably mounted on the top of the lifting base 213, and a rotating plate 21 is mounted on the top of the linkage shaft 215. 8; The label holder 1 is fixedly installed on the outer wall of the motion frame 201. A cylinder 101 is installed on the top of the label holder 1, and a label printing device 102 is installed at the output end of the cylinder 101; A swing seat 202 is provided inside the motion frame 201. A swing gear 203 located below the lifting frame 207 is also movably installed on the swing seat 202. Symmetrical eccentric wheels 206 are provided on both sides of the swing gear 203. A lifting arm 208 is movably installed in the middle of the lifting frame 207. The lifting frame 207 is movably connected to the eccentric wheel 206 through the lifting arm 208.

[0022] This invention utilizes the cooperation of the swing gear 203 and the lifting frame 207 to drive the lifting base 213 to reciprocate along the lifting cavity 212. When the lifting base 213 moves, the driven gear 220 and the linkage shaft 215 maintain a continuous meshing state through the cooperation of the protrusion 224 and the groove 225, thereby further driving the rotating plate 218 to rotate via the rotary motor 226. At this time, the rotating plate 218 drives multiple sets of non-woven fabrics to be printed, moving up and down while rotating intermittently. This design improves the labeling effect of the labeling machine used for non-woven bags.

[0023] See appendix Figure 1 -Appendix Figure 3 The motion frame 201 is also equipped with a lifting motor 204. The output end of the lifting motor 204 is provided with a threaded shaft 205 that meshes with the swing gear 203. The lifting arm 208 is provided with an upper linkage hoop 209 and a lower linkage hoop 210. The lifting arm 208 is movably connected to the lifting frame 207 through the upper linkage hoop 209, and the lifting arm 208 is movably connected to the eccentric wheel 206 through the lower linkage hoop 210.

[0024] In this embodiment: a lifting motor 204 structure is designed to drive the swing gear 203 to rotate. In order to enable the upper and lower ends of the lifting arm 208 to be movably connected to the lifting frame 207 and the eccentric wheel 206 respectively, an upper linkage hoop 209 and a lower linkage hoop 210 structure are designed.

[0025] See appendix Figure 1 -Appendix Figure 3The top of the motion frame 201 is also provided with a support frame 219, and a driven gear 220 is movably installed at the bottom of the support frame 219. The driven gear 220 has a slot 223 in the middle that mates with the linkage shaft 215. Multiple sets of protrusions 224 are provided on the inner wall of the slot 223, and multiple sets of grooves 225 that mate with the protrusions 224 are provided on the outer wall of the linkage shaft 215. The top of the motion frame 201 is also provided with a rotary motor 226, and a drive gear 227 that meshes with the driven gear 220 is installed at the output end of the rotary motor 226.

[0026] In this embodiment: to drive the linkage shaft 215 and the rotating plate 218 to rotate, a driven gear 220 is designed to always mesh with the linkage shaft 215. When the lifting base 213 moves up and down reciprocally, the protrusion 224 on the driven gear 220 always slides along the groove 225 on the outer wall of the linkage shaft 215. To drive the driven gear 220 and the rotating plate 218 to rotate, a rotary motor 226 structure is designed.

[0027] See appendix Figure 2 -Appendix Figure 4 The bottom of the support frame 219 is provided with an annular groove 221, and the top of the driven gear 220 is provided with an annular rail 222 that mates with the annular groove 221; the bottom of the linkage shaft 215 is provided with a T-shaped seat 216, and the top of the lifting base 213 is provided with a T-shaped cavity 217 that mates with the T-shaped seat 216.

[0028] In this embodiment: to ensure that the driven gear 220 is rotatably mounted at the bottom of the support frame 219, a mutually cooperating annular groove 221 and annular rail 222 structure is designed. To mount the linkage shaft 215 on the lifting base 213 and ensure its stability during rotation, a mutually cooperating T-shaped seat 216 and T-shaped cavity 217 structure is designed.

[0029] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and inventive features disclosed herein.

Claims

1. A marking machine for non-woven bags, comprising a marking frame (1) and a conveying device (2), characterized in that: The conveying equipment (2) comprises a moving frame (201), a lifting frame (207) is movably arranged in the moving frame (201), a driving rod (211) is arranged at the front end of the lifting frame (207), a lifting cavity (212) is formed in the top of the moving frame (201), a lifting base (213) is movably arranged in the lifting cavity (212), an engaging cavity (214) is formed in the bottom of the lifting base (213) and is matched with the driving rod (211), a linkage shaft (215) is movably arranged at the top of the lifting base (213), a rotating plate (218) is arranged at the top of the linkage shaft (215), the stamp frame (1) is fixedly arranged on the outer wall of the moving frame (201), a cylinder (101) is arranged at the top of the stamp frame (1), a stamping device (102) is arranged at the output end of the cylinder (101), an oscillating seat (202) is arranged in the moving frame (201), an oscillating gear (203) is movably arranged below the lifting frame (207) on the oscillating seat (202), symmetrical eccentric wheels (206) are arranged at the two sides of the oscillating gear (203), a lifting arm (208) is movably arranged at the middle of the lifting frame (207), and the lifting frame (207) is movably connected with the eccentric wheels (206) through the lifting arm (208).

2. A marking machine for nonwoven fabric bags according to claim 1, characterized in that: A lifting motor (204) is further arranged in the moving frame (201), a threaded shaft (205) is arranged at the output end of the lifting motor (204) and is engaged with the oscillating gear (203), upper and lower linkage hoops (209 and 210) are arranged on the lifting arm (208), the lifting arm (208) is movably connected with the lifting frame (207) through the upper linkage hoop (209), and the lifting arm (208) is movably connected with the eccentric wheels (206) through the lower linkage hoop (210).

3. The marking machine for nonwoven fabric bag according to claim 1, wherein: A supporting frame (219) is further arranged at the top of the moving frame (201), a driven gear (220) is movably arranged at the bottom of the supporting frame (219), a hole groove (223) is formed in the middle of the driven gear (220) and is matched with the linkage shaft (215), a plurality of protrusions (224) are arranged on the inner wall of the hole groove (223), a plurality of recesses (225) matched with the protrusions (224) are formed in the outer wall of the linkage shaft (215), a rotating motor (226) is further arranged at the top of the moving frame (201), and a driving gear (227) engaged with the driven gear (220) is arranged at the output end of the rotating motor (226).

4. The marking machine for nonwoven fabric bag according to claim 3, wherein: An annular groove (221) is formed in the bottom of the supporting frame (219), an annular rail (222) matched with the annular groove (221) is arranged at the top of the driven gear (220), a T-shaped seat (216) is arranged at the bottom of the linkage shaft (215), and a T-shaped cavity (217) matched with the T-shaped seat (216) is formed in the top of the lifting base (213).

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