The collection and expansion device of the label base paper of the self-adhesive labeling machine

Abstract

The present invention relates to a labeling machine, in particular to a label base paper collecting and expanding sleeve device for a self-adhesive labeling machine. It comprises a driving mechanism, a base, and a label collecting shaft. The driving mechanism is mounted on the base. The label collecting shaft is rotatably connected to the base and driven by the driving mechanism. The root of the label collecting shaft is fitted with an inner label collecting disk. The label collecting shaft outside the inner label collecting disk is fitted with a rotating sleeve. The outer peripheral surface of the rotating sleeve is provided with a cross-shaped protrusion. The grooves between adjacent protrusions are filled with balls. Four axial arc plates are provided outside the rotating sleeve. Ball pressure plates are provided at both ends of the arc plates. The two opposite arc plates are connected by a connecting piece passing through the label collecting shaft and the rotating sleeve. The connecting hole between the rotating sleeve and the connecting piece is a circumferential long hole. The arc plate is slidably connected to the connecting piece. An axial lever is provided at the outer end of the rotating sleeve. A cap-shaped hand wheel is mounted on the lever. The handle is rotatably connected to the label collecting shaft. The handle is provided with a radial screw for moving the lever. The present invention has a compact structure, simple operation, time-saving and labor-saving, and high efficiency.

Description

Technical Field

[0001] The invention relates to a labeling machine, in particular to a label base paper collecting and expanding sleeve device of a self-adhesive labeling machine. Background Art

[0002] The labeling machine is a packaging machine that attaches labels to the surface of various containers. It is widely used, such as containers for beverages, condiments, and alcoholic beverages. The self-adhesive labeling machine peels off the self-adhesive label and sticks it to the container. The self-adhesive label is bonded to the plastic backing paper. After the label is attached to the container, the backing paper is rolled up and recycled by the recycling mechanism. The Chinese utility model patent with the authorization announcement number CN201721680U discloses a label feeding and backing paper recycling mechanism for a fully automatic self-adhesive labeling machine. The recycling shaft of the backing paper recycling mechanism of the utility model is provided with an expansion strip, an expansion guide shaft, an expansion adjustment screw, an expansion adjustment screw plug, and an expansion adjustment screw handwheel. The utility model adjusts the expansion strip through the screw, and the screw needs to rotate multiple times, which is cumbersome and laborious to operate. Summary of the invention

[0003] The present invention aims to solve the above technical problems and provides a collection and expansion device for label base paper of a self-adhesive labeling machine, which is easy to operate.

[0004] The technical solution adopted by the present invention to solve the technical problem is:

[0005] A label base paper collecting and expanding sleeve device for a self-adhesive labeling machine comprises a driving mechanism, a base, and a label collecting shaft. The driving mechanism is mounted on the base, the label collecting shaft is rotatably connected to the base and driven by the driving mechanism, the root of the label collecting shaft is fitted with an inner label collecting disk, the label collecting shaft outside the inner label collecting disk is fitted with a rotating sleeve, the outer peripheral surface of the rotating sleeve is provided with a cross-shaped protrusion, the grooves between adjacent protrusions are filled with balls, four axial arc plates are arranged outside the rotating sleeve, and ball pressure plates are arranged at both ends of the arc plates; the two opposite arc plates are connected by a connecting piece passing through the label collecting shaft and the rotating sleeve, the connecting hole of the rotating sleeve and the connecting piece is a circumferential long hole, and the arc plate is slidably connected to the connecting piece; an axial shifting rod is arranged at the outer end of the rotating sleeve, a cap-shaped handwheel is fitted on the shifting rod, a handle is rotatably connected to the label collecting shaft, and the handle is provided with a radial screw for shifting the shifting rod.

[0006] Compared with the prior art, the present invention using the above technical solution has the following beneficial effects:

[0007] Compact structure, simple operation, time-saving and labor-saving, and high efficiency.

[0008] Further, the optimization scheme of the present invention is:

[0009] The arc plate on the outer side of the inner mark receiving disk is mounted on the outer mark receiving disk assembly, and the outer mark receiving disk assembly includes the outer mark receiving disk and a positioning sleeve. The outer mark receiving disk is mounted on the inner end of the positioning sleeve, and the positioning sleeve on the outer side of the outer mark receiving disk is provided with a flange structure. The inner hole of the positioning sleeve on the outer side of the flange structure is provided with a spiral groove, and a spring is installed in the spiral groove.

[0010] The base is provided with a through axial hole, and the output shaft of the reducer of the driving mechanism is placed in the axial hole of the base. A transmission sleeve is rotatably connected in the axial hole. The transmission sleeve is key-connected to the output shaft of the reducer. The lower and upper ends of the transmission sleeve are respectively connected to the base through a one-way clutch and a bearing, and the transmission sleeve is connected to the label collecting shaft through an elastic pin.

[0011] The connecting part includes a pin, a pin sleeve and an insert sleeve. The insert sleeve is inserted in the mounting hole of the arc plate. The pin is installed in the insert sleeve of one of the two opposite arc plates, and the pin sleeve is installed in the insert sleeve of the other arc plate. The pin passes through the rotating sleeve and the label receiving shaft and is connected with the internal thread of the pin sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a front view of an embodiment of the present invention;

[0013] Figure 2 yes Figure 1 A top view of

[0014] Figure 3 yes Figure 1 AA section view;

[0015] Figure 4 yes Figure 1 BB cross-sectional view;

[0016] Figure 5 yes Figure 1 CC section view;

[0017] Figure 6 is a three-dimensional diagram of a rotating sleeve according to an embodiment of the present invention;

[0018] Figure 7 is a schematic diagram of an arc plate and a ball according to an embodiment of the present invention;

[0019] Figure 8 yes Figure 7 DD cross-sectional view.

[0020] In the figure: motor 1; reducer 2; base 3; connecting plate 4; transmission sleeve 5; elastic pin 5-1; one-way clutch 6; bearing 7; gasket 8; label collection shaft 9; inner label collection plate 10; rotating sleeve 11; protrusion 11-1; mounting hole 11-2; ball 12; arc plate 13; ball pressure plate 13-1; pin 14; pin sleeve 15; lever 16; handwheel 17; pressure plate 18; screw 19; outer label collection plate 20; positioning sleeve 21; spring 22; electric eye support plate 23; insert sleeve 24. DETAILED DESCRIPTION

[0021] The present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0022] See also Figure 1 , Figure 2 , Figure 3 This embodiment is a label base paper collecting and expanding sleeve device of a self-adhesive labeling machine, which is composed of a driving mechanism, a base 3, a transmission sleeve 5, a label collecting shaft 9, a rotating sleeve 11 and an arc plate 13. The driving mechanism is composed of a motor 1 and a reducer 2. The reducer 2 is installed on the motor. The motor 1 drives the reducer 2. The motor 1 is a servo motor. The reducer 2 is installed with an electric eye support plate 23.

[0023] The base 3 is installed on the reducer 2, and the base 3 is connected to the reducer 2 through the connecting plate 4. The base 3 is provided with a through shaft hole, and a transmission sleeve 5 is installed in the shaft hole. The transmission sleeve 5 is connected to the output shaft of the reducer 2 through a key. A roller one-way clutch 6 is installed between the inner end of the shaft hole of the base 3 and the transmission sleeve 5, and a deep groove ball bearing 7 is installed between the outer end of the shaft hole and the transmission sleeve 5. The upper end of the transmission sleeve 5 is provided with a shoulder structure, and a gasket 8 is provided on the upper part of the transmission sleeve 5. A circular inner mark disk 10 is installed on the upper part of the gasket 8, and the inner mark disk 10 is sleeved on the mark collection shaft 9. The lower end of the mark collection shaft 9 is installed in the transmission sleeve 5, and the mark collection shaft 9 and the transmission sleeve 5 are connected by an elastic pin 5-1.

[0024] The label collecting shaft 9 outside the inner label collecting plate 10 is mounted on a rotating sleeve 11. The outer peripheral surface of the rotating sleeve 11 body is evenly distributed with four radial protrusions 11-1. The protrusions 11-1 are equal in length to the rotating sleeve 11 body, and the four protrusions 11-1 are in a cross shape. The grooves between adjacent protrusions 11-1 are filled with balls 12, and the balls 12 are arranged axially. Four axial arc plates 13 are arranged outside the rotating sleeve 11, and the outer arcs of the four arc plates 13 form a full circle. The two opposite arc plates 13 are connected by a connecting piece passing through the label receiving shaft 9 and the rotating sleeve 11. The connecting piece is composed of a pin 14, a pin sleeve 15 and an insert sleeve 24. The insert sleeve 24 is inserted in the mounting hole of the arc plate 13. The pin 14 is installed in the insert sleeve 24 of one of the two opposite arc plates 13, and the pin sleeve 15 is installed in the insert sleeve 24 of the other arc plate 13. The pin 14 passes through the rotating sleeve 11 and the label receiving shaft 9 and is connected with the internal thread of the pin sleeve 15. The inner end of the insert sleeve 24 separates the ball 12. The connecting hole 11-2 between the rotating sleeve 11 and the pin 14 is a circumferential long hole. The two groups of connecting holes 11-2 are staggered. The arc plate 13 is slidably connected with the pin 14 or the pin sleeve 15. Ball pressing plates 13-1 are installed at both ends of the arc plate 13. The ball 12 is located between the two ball pressing plates 13-1. The outer arc surface of the arc plate 13 is processed with multiple blind holes. Four axial levers 16 are installed at the outer end of the rotating sleeve 11, and the levers 16 are located on the end face of the protrusion. A cap-shaped handwheel 17 is mounted on the lever 16. The handwheel 17 is processed with a center hole, and the outer end face of the handwheel 17 is provided with a groove. The center hole is mounted on the label collecting shaft 9, and the outer end face of the label collecting shaft 9 extends out of the handwheel 17 to form the bottom face of the groove. A pressure plate 18 is installed in the groove of the handwheel 17, and the pressure plate 18 is connected to the label collecting shaft 9 by bolts. The handwheel 17 is installed with a radial screw 19, and the screw 19 is used to move the lever 16.

[0025] The arc plate 13 on the outside of the inner mark receiving disk 10 is mounted on the outer mark receiving disk assembly, and the outer mark receiving disk assembly is composed of the outer mark receiving disk 20, a positioning sleeve 21 and a spring 22. The outer mark receiving disk 20 is mounted on the inner end of the positioning sleeve 21, and the positioning sleeve 21 on the outside of the outer mark receiving disk 20 is provided with a flange structure. The inner hole of the positioning sleeve 21 on the outside of the flange structure is provided with a spiral groove, and the spring 22 is installed in the spiral groove.

[0026] The working process of this embodiment is: the outer label collecting plate 20 and the positioning sleeve 21 are mounted on the arc plate 13, the hand wheel 17 is rotated, the screw 19 drives the lever 16, the lever 16 drives the rotating sleeve 11 to rotate, the protrusion of the rotating sleeve 11 opens the arc plate 13 outward, and the label base paper is wound around the outer side of the arc plate 13; when the label is fully collected on the label collecting plate, the rewinding is stopped, the hand wheel 17 is rotated in the opposite direction, the four arc plates 13 are loosened, and the label roll and the outer label collecting plate assembly are easily removed. The pin 14 and the pin sleeve 15 of the present invention can also be equipped with a reset spring to realize the reset of the arc plate 13.

[0027] The above description is only a preferred feasible embodiment of the present invention, and does not limit the scope of rights of the present invention. All equivalent structural changes made using the contents of the present invention description and drawings are included in the scope of rights of the present invention.

Claims

1. A label backing paper collecting and expanding sleeve device for a self-adhesive labeling machine, comprising a driving mechanism, a base, and a label collecting shaft, wherein the driving mechanism is mounted on the base, the label collecting shaft is rotatably connected to the base and driven by the driving mechanism, and is characterized in that: The root of the label collecting shaft is fitted with an inner label collecting disk, and the label collecting shaft outside the inner label collecting disk is fitted with a rotating sleeve, and the outer peripheral surface of the rotating sleeve is provided with a cross-shaped protrusion, and the grooves between adjacent protrusions are filled with balls. Four axial arc plates are provided outside the rotating sleeve, and ball pressure plates are provided at both ends of the arc plates; the two opposite arc plates are connected by a connecting piece passing through the label collecting shaft and the rotating sleeve, and the connecting hole between the rotating sleeve and the connecting piece is a circumferential long hole, and the arc plate is slidably connected with the connecting piece; an axial shifting rod is provided at the outer end of the rotating sleeve, and a cap-shaped handwheel is mounted on the shifting rod, and the handle is rotatably connected to the label collecting shaft, and the handle is provided with a radial screw for shifting the shifting rod; The connecting piece includes a pin, a pin sleeve and an insert sleeve, the insert sleeve is inserted into the mounting hole of the arc plate, the pin is installed in the insert sleeve of one of the two opposite arc plates, and the pin sleeve is installed in the insert sleeve of the other arc plate, the pin passes through the rotating sleeve and the label receiving shaft and is connected with the internal thread of the pin sleeve; The arc plate on the outer side of the inner mark receiving disk is mounted on the outer mark receiving disk assembly, and the outer mark receiving disk assembly includes the outer mark receiving disk and a positioning sleeve. The outer mark receiving disk is mounted on the inner end of the positioning sleeve, and the positioning sleeve on the outer side of the outer mark receiving disk is provided with a flange structure. The inner hole of the positioning sleeve on the outer side of the flange structure is provided with a spiral groove, and a spring is installed in the spiral groove.

2. The label backing paper collecting and expanding device of the self-adhesive labeling machine according to claim 1 is characterized in that: The base is provided with a through axial hole, and the output shaft of the reducer of the driving mechanism is placed in the axial hole of the base. A transmission sleeve is rotatably connected in the axial hole, and the transmission sleeve is key-connected to the output shaft of the reducer. The lower end of the transmission sleeve is connected to the base through a one-way clutch, and the lower end of the transmission sleeve is connected to the base through a bearing, and the transmission sleeve is connected to the label collecting shaft through an elastic pin.

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