Central tube labeling machine and its labeling method

Abstract

The present invention discloses a central tube labeling machine and its labeling method. The central tube labeling machine includes a frame, a central tube feeding device, a label supply device, a central tube supporting device, a rotation driving device and a pressing roller device. The central tube supporting device includes two supporting rollers arranged in parallel and respectively rotatably supported on the frame. The two supporting rollers jointly enclose a supporting position for supporting the central tube. The central tube feeding device is used to supply the central tube to the supporting position. The label supply device is used to supply labels to the supporting position. The pressing roller device is used to press the head of the label supplied by the label supply device onto the central tube and press the central tube onto the supporting position. The rotation driving device is connected to one of the supporting rollers and is used to drive the central tube to rotate and label when the central tube is pressed by driving the supporting roller to rotate. The present invention integrates feeding, label supply and labeling, and can automatically label the central tube with high labeling efficiency.

Description

Technical Field

[0001] The present invention relates to a central tube labeling machine and a labeling method thereof. Background Art

[0002] During the process of manufacturing RO membrane filters, it is necessary to label the central tube of the RO membrane filter. Currently, it is mainly done manually by workers. This method has low labeling efficiency, wastes a lot of manpower, and it is difficult to ensure that the labels are pasted at the same position on the central tube, resulting in low labeling quality. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide a central tube labeling machine which integrates feeding, label supply, and labeling, and can automatically label the central tube with high labeling efficiency.

[0004] To solve the above technical problem, the technical solution of the present invention is: a central tube labeling machine, which includes a frame, a central tube feeding device, a label supply device, a central tube supporting device, a rotation driving device, and a pressure roller device; wherein,

[0005] The central tube supporting device includes two supporting rollers arranged in parallel and rotatably supported on the frame respectively, and the two supporting rollers jointly enclose a supporting position for supporting the central tube;

[0006] The central tube feeding device is used to provide the central tube to the supporting position;

[0007] The label supply device is used to provide labels to the supporting position;

[0008] The pressure roller device is used to press the head of the label supplied by the label supply device onto the central tube; and press the central tube onto the supporting position;

[0009] The rotation driving device is connected to one of the supporting rollers and is used to drive the central tube to rotate and label when the central tube is pressed by driving the supporting roller to rotate.

[0010] Furthermore, in order to automatically collect materials, the central tube labeling machine further includes a material collecting device. A sliding plate is slidably arranged on the frame, and the other supporting roller is rotatably supported on the sliding plate. The material collecting device includes:

[0011] A moving driving mechanism arranged between the frame and the sliding plate and at least used to drive the sliding plate to move away from one of the supporting rollers so that the central tube on the supporting position falls from the gap between the two supporting rollers;

[0012] A material collecting trough located below the supporting position and used to receive the central tube falling from the gap between the two supporting rollers.

[0013] In order to further fix the position of the label on the central tube, the central tube labeling machine also includes a position correction device, which is used to push the central tube on the support position along the axial direction of the central tube to correct the position of the central tube on the support position.

[0014] A specific structure of a central tube feeding device is further provided, and the central tube feeding device comprises:

[0015] A discharge trough for placing the central tube;

[0016] Lifting mechanism for lifting the center tube from the trough;

[0017] At least two inclined rods arranged in parallel, one end of each inclined rod being hinged on the frame and the other end being supported;

[0018] An inclined plate fixed to the frame; wherein,

[0019] When the lifting mechanism lifts the center tube, the center tube pushes away the inclined rod and rises above the inclined rod;

[0020] During the descent of the jacking mechanism, the center tube is retained on the inclined rod and rolls to the supporting position along the inclined rod and the inclined plate in sequence.

[0021] A specific structure of a label supply device is further provided, the label supply device comprising:

[0022] An unwinding mechanism for supporting the label roll and unwinding the label tape;

[0023] A separation plate for separating the label and the backing paper of the label tape, the separation plate being close to the support position so that the head of the separated label is located above the central tube on the support position;

[0024] A reeling mechanism for reeling in the base paper.

[0025] A specific structure of a pressure roller device is further provided, the pressure roller device comprising a pressure roller and a lifting drive mechanism connected to the pressure roller to drive the pressure roller to lift;

[0026] A specific structure of a rotation drive device is further provided. The rotation drive device includes a motor, and an output shaft of the motor is drivingly connected to a supporting roller.

[0027] A specific structure of a position correction device is further provided, the position correction device comprising:

[0028] A correction drive mechanism and two abutment rods; wherein,

[0029] Each abutment rod is used to abut against an end surface of the central tube;

[0030] The correction driving mechanism is connected to one of the abutting rods to drive the abutting rod to move towards the other abutting rod; or the correction driving mechanism is connected to the two abutting rods to drive the two abutting rods to move towards each other.

[0031] A specific structure of the jacking mechanism is further provided. The jacking mechanism includes a jacking driving member and at least two jacking rods 24; wherein,

[0032] The jacking driving member is connected to the jacking rod 24 to drive the jacking rod 24 to move up and down;

[0033] A V-shaped groove or an arc surface for supporting the central tube is provided on the upper end surface of the jacking rod 24.

[0034] The present invention also provides a labeling method for a central tube labeling machine. The method steps include:

[0035] Step S1: The central tube feeding device provides a central tube to the supporting position;

[0036] Step S2: The label supply device provides a label to the supporting position;

[0037] Step S3: The pressing roller device presses the head of the label on the central tube, and at the same time presses the central tube on the supporting position. The two supporting rollers and the pressing roller device jointly squeeze the central tube tightly;

[0038] Step S4: The rotation driving device drives the supporting roller to rotate, the supporting roller drives the central tube to rotate by a certain angle, and the label is completely pasted on the central tube under the action of the pressing roller of the pressing roller device.

[0039] Further, the method steps further include:

[0040] Step S5: The moving driving mechanism drives the slide plate to move away from one supporting roller, and the central tube with the label falls into the receiving groove from the gap between the two supporting rollers.

[0041] After adopting the above technical solutions, the present invention has the following beneficial effects:

[0042] 1. The present invention can automatically supply the central tube and the label to the supporting position, and drive the central tube to rotate to paste the label on the central tube. The present invention integrates feeding, label supply, and labeling, can automatically label the central tube, has a high degree of automation, greatly improves the labeling efficiency, greatly reduces the labor intensity of workers, and saves labor costs;

[0043] 2. The present invention also has a receiving device. After the label is pasted on the central tube, the moving driving mechanism drives the slide plate to move, and the central tube with the label falls into the receiving groove from the gap between the two supporting rollers, then the receiving is completed. The present invention can also automatically receive materials, further improving the degree of automation;

[0044] 3. The present invention also has a position correction device. After the central tube feeding device feeds the central tube and before the pressing roller device presses the central tube, the position correction device corrects the position of the central tube along the axial direction of the central tube, thereby ensuring that the positions of the labels pasted on each central tube are consistent, and improving the labeling quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0045] Figure 1 is a schematic structural diagram of the central tube labeling machine of the present invention;

[0046] Figure 2 is Figure 1 an enlarged view of part A of DETAILED DESCRIPTION OF THE EMBODIMENTS

[0047] In order to make the content of the present invention easier to be clearly understood, the present invention will be further described in detail below according to specific embodiments and in conjunction with the accompanying drawings.

[0048] Embodiment 1

[0049] As Figure 1 , 2 shown, a central tube labeling machine includes a frame 1, a central tube feeding device 2, a label supply device, a central tube support device, a rotation driving device, and a pressing roller device 3; wherein,

[0050] The central tube support device includes two support rollers 4 arranged in parallel and respectively rotatably supported on the frame 1, and the two support rollers 4 together enclose a support position for supporting the central tube;

[0051] The central tube feeding device 2 is used to supply the central tube to the support position;

[0052] The label supply device is used to supply labels to the support position;

[0053] The pressing roller device 3 is used to press the head of the label supplied by the label supply device onto the central tube; and press the central tube onto the support position;

[0054] The rotation driving device is connected to one of the support rollers 4 and is used to drive the central tube to rotate and paste the label when the central tube is pressed by driving the support roller 4 to rotate.

[0055] Specifically, the present invention can automatically supply the central tube and labels to the support position, and drive the central tube to rotate to paste the label on the central tube. The present invention integrates feeding, label supply, and labeling, can automatically label the central tube, has a high degree of automation, greatly improves the labeling efficiency, greatly reduces the labor intensity of workers, and saves labor costs.

[0056] As Figure 1 , 2As shown in the figure, in order to automatically collect the materials, the central tube labeling machine further includes a material collecting device. A sliding plate is slidably fitted on the frame 1, and another supporting roller 4 is rotatably supported on the sliding plate. The material collecting device includes:

[0057] A moving driving mechanism disposed between the frame 1 and the sliding plate and at least used to drive the sliding plate to move away from one supporting roller so that the central tube at the supporting position falls from the gap between the two supporting rollers 4;

[0058] A material collecting groove 9 located below the supporting position and used to receive the central tube falling from the gap between the two supporting rollers 4.

[0059] In this embodiment, the moving driving mechanism is a cylinder. The cylinder body of the cylinder is fixed on the frame 1, and the cylinder rod is connected to the sliding plate.

[0060] Specifically, the present invention also has a material collecting device. After the label is pasted on the central tube, the moving driving mechanism drives the sliding plate to move, and the central tube with the label falls into the material collecting groove from the gap between the two supporting rollers, then the material collection is completed. The present invention can also automatically collect the materials, further improving the degree of automation.

[0061] As Figure 1 、 2 shown, in order to make the position of the label pasted on the central tube fixed, the central tube labeling machine further includes a position correcting device 5. The position correcting device 5 is used to axially push the central tube at the supporting position to correct the position of the central tube at the supporting position.

[0062] Specifically, the present invention also has a position correcting device 5. After the central tube feeding device feeds the materials and before the pressing roller device 3 presses the central tube, the position correcting device 5 corrects the position of the central tube axially, thereby ensuring that the positions of the labels pasted on each central tube are consistent and improving the labeling quality.

[0063] As Figure 1 、 2 shown, the central tube feeding device 2 includes:

[0064] A feeding trough 21 for placing the central tube;

[0065] A jacking mechanism for jacking up the central tube from the feeding trough 21;

[0066] At least two parallel inclined rods 23, one end of the inclined rod 23 is hinged on the frame 1, and the other end is supported;

[0067] An inclined plate 22 fixed on the frame 1; wherein,

[0068] During the process of the jacking mechanism jacking up the central tube, the central tube jacks open the inclined rod 23 and rises above the inclined rod 23;

[0069] During the descent of the jacking mechanism, the center tube is retained on the inclined rod 23 and rolls to the supporting position along the inclined rod 23 and the inclined plate 22 in sequence.

[0070] In this embodiment, the central tube is blocked by the pressing roller device 3 during the rolling process, and after the pressing roller device 3 is lifted, the central tube rolls to the supporting position.

[0071] like Figure 1 , 2 As shown, the label supply device includes:

[0072] An unwinding mechanism 6 for supporting the label roll and unwinding the label tape;

[0073] A separation plate 7 for separating the label and the backing paper of the label tape, wherein the separation plate 7 is close to the support position so that the head of the separated label is located above the central tube on the support position;

[0074] A winding mechanism 8 is used for winding the base paper.

[0075] like Figure 1 , 2 As shown, the pressing roller device 3 includes a pressing roller 31 and a lifting driving mechanism 32 connected to the pressing roller 31 to drive the pressing roller 31 to lift;

[0076] like Figure 1 , 2 As shown, the rotary drive device includes a motor, and the output shaft of the motor is drivingly connected to a supporting roller 4.

[0077] like Figure 1 , 2 As shown, the position correction device 5 includes:

[0078] Correction drive mechanism 51 and two abutment rods 52; wherein,

[0079] Each abutment rod 52 is used to abut against one end surface of the central tube;

[0080] The correction drive mechanism 51 is connected to one of the abutting rods 52 to drive the abutting rod 52 to move toward the other abutting rod 52; or the correction drive mechanism 51 is connected to the two abutting rods 52 to drive the two abutting rods 52 to move toward each other.

[0081] In this embodiment, the correction drive mechanism 51 includes a cylinder corresponding to the abutment rod 52, the cylinder body of the cylinder is fixed on the frame 1, and the cylinder rod is connected to the abutment rod 52. After the abutment rod 52 pushes the central tube to a suitable position, the abutment rod 52 moves backward to separate from the central tube.

[0082] like Figure 1 , 2As shown, the jacking mechanism includes a jacking driving member and at least two ejector rods 24; wherein,

[0083] The jacking driving member is connected to the ejector rod 24 to drive the ejector rod 24 to move up and down;

[0084] The upper end surface of the ejector rod 24 is provided with a V-shaped groove or an arc surface for supporting the center tube.

[0085] In this embodiment, the jacking driving member can be a cylinder, an oil cylinder, etc. The feeding groove 21 is provided with an avoidance hole for avoiding the ejector rod 24.

[0086] Embodiment 2

[0087] As Figure 1 , 2 shown, a labeling method of a center tube labeling machine as described in Embodiment 1 includes the following method steps:

[0088] Step S1: The center tube feeding device 2 provides the center tube to the support position;

[0089] Step S2: The label supply device provides the label to the support position;

[0090] Step S3: The pressing roller device 3 presses the head of the label on the center tube, and at the same time presses the center tube on the support position. The two support rollers 4 and the pressing roller device 3 jointly squeeze the center tube tightly;

[0091] Step S4: The rotation driving device drives the support roller 4 to rotate. The support roller 4 drives the center tube to rotate by a certain angle, and the label is completely pasted on the center tube under the action of the pressing roller 31 of the pressing roller device 3.

[0092] Step S5: The moving driving mechanism drives the sliding plate to move away from one support roller 4, and the center tube with the label falls into the receiving groove 9 from the gap between the two support rollers 4.

[0093] The above specific embodiments further elaborate on the technical problems solved, technical solutions, and beneficial effects of the present invention. It should be understood that the above are only specific embodiments of the present invention and are not used to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A central tube labeling machine, characterized in that, it comprises a frame (1), a central tube feeding device (2), a label supply device, a central tube supporting device, a rotation driving device and a pressing roller device (3); wherein, the central tube supporting device includes two supporting rollers (4) arranged in parallel and rotatably supported on the frame (1) respectively, and the two supporting rollers (4) jointly enclose a supporting position for supporting the central tube; the central tube feeding device (2) is used to supply the central tube to the supporting position; the label supply device is used to supply labels to the supporting position; the pressing roller device (3) is used to press the head of the label supplied by the label supply device onto the central tube; and press the central tube onto the supporting position; the rotation driving device is connected to one supporting roller (4) and is used to drive the central tube to rotate and label when the central tube is pressed by driving the supporting roller (4) to rotate; it further comprises a material receiving device. A sliding plate is slidably arranged on the frame (1), and the other supporting roller (4) is rotatably supported on the sliding plate. The material receiving device includes: a moving driving mechanism arranged between the frame (1) and the sliding plate and at least used to drive the sliding plate to move away from one supporting roller so that the central tube on the supporting position falls from the gap between the two supporting rollers (4); a material receiving groove (9) located below the supporting position and used to receive the central tube falling from the gap between the two supporting rollers (4); the central tube feeding device (2) includes: a material discharging groove (21) for placing the central tube; a jacking mechanism for jacking up the central tube from the material discharging groove (21); at least two parallel inclined rods (23), one end of the inclined rod (23) is hinged to the frame (1), and the other end is supported; an inclined plate (22) fixed to the frame (1); wherein, during the process of the jacking mechanism jacking up the central tube, the central tube pushes open the inclined rod (23) and rises above the inclined rod (23); during the process of the jacking mechanism descending, the central tube is intercepted on the inclined rod (23) and rolls along the inclined rod (23) and the inclined plate (22) to the supporting position in sequence; it further comprises a position correcting device (5), and the position correcting device (5) is used to push the central tube on the supporting position along the axial direction of the central tube to correct the position of the central tube on the supporting position; the position correcting device (5) includes: a correcting driving mechanism (51) and two abutting rods (52); wherein, each abutting rod (52) is used to abut against one end face of the central tube; the correcting driving mechanism (51) is connected to one of the abutting rods (52) to drive the abutting rod (52) to move towards the other abutting rod (52); or the correcting driving mechanism (51) is connected to the two abutting rods (52) to drive the two abutting rods (52) to move towards each other.

2. The central tube labeling machine according to claim 1, characterized in that, the label supply device includes: a unwinding mechanism (6) for supporting the label roll and unwinding the label tape; a separating plate (7) for separating the label and the base paper of the label tape. The separating plate (7) is close to the supporting position so that the head of the separated label is located above the central tube on the supporting position; a winding mechanism (8) for winding the base paper.

3. The central tube labeling machine according to claim 1, characterized in that, the pressure roller device (3) includes a pressure roller (31) and a lifting drive mechanism (32) connected to the pressure roller (31) to drive the lifting of the pressure roller (31); and / or the rotary drive device includes a motor, and the output shaft of the motor is in transmission connection with a support roller (4).

4. The central tube labeling machine according to claim 1, characterized in that, the jacking mechanism includes a jacking drive member and at least two jacking rods (24); wherein, the jacking drive member is connected to the jacking rod (24) to drive the lifting of the jacking rod (24); the upper end surface of the jacking rod (24) is provided with a V-shaped groove or an arc surface for supporting the central tube.

5. A labeling method for the central tube labeling machine according to any one of claims 1-4, characterized in that, the method steps include: Step S1: The central tube feeding device (2) provides a central tube to the support position; Step S2: The label supply device provides a label to the support position; Step S3: The pressure roller device (3) presses the head of the label onto the central tube, and at the same time presses the central tube onto the support position, and the two support rollers (4) and the pressure roller device (3) jointly squeeze the central tube tightly; Step S4: The rotary drive device drives the support roller (4) to rotate, the support roller (4) drives the central tube to rotate a certain angle, and the label is completely pasted onto the central tube under the action of the pressure roller (31) of the pressure roller device (3).

6. The labeling method for the central tube labeling machine according to claim 5, characterized in that, the method steps further include: Step S5: The moving drive mechanism drives the slide plate to move away from a support roller (4), and the central tube with the label falls into the receiving trough (9) from the gap between the two support rollers (4).

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