A tape feeding tray for a tape lifting machine

Abstract

The present invention relates to a tape feeding tray for a tape lifting machine, comprising a crown plate, a crown plate mounting seat, a crown plate main shaft, a telescopic arm assembly, a tape block and a telescopic arm cam shaft, the telescopic arm assembly comprising a first telescopic arm, a second telescopic arm, a telescopic arm rotating shaft, a telescopic arm mounting shaft, a sliding bearing, a tension spring and a torsion spring, 2 to 4 telescopic arm assemblies are alternately arranged on the front end face and the rear end face of the crown plate, tension spring fixing pins are respectively provided on the first telescopic arm and the second telescopic arm on both sides of the telescopic arm rotating shaft, a tension spring is connected between the two tension spring fixing pins, the torsion spring is wound around the telescopic arm rotating shaft, the tape block is arranged at the top end of the first telescopic arm, and the telescopic arm cam shaft is arranged at the middle section of the second telescopic arm; the present invention is simple to operate, the first telescopic arm and the second telescopic arm are controlled to extend and retract by the tension spring and the torsion spring during the rotation process, and the tape blocks accurately contact the front and back sides of the product to achieve the purpose of precise taping.

Description

Technical Field

[0001] The present invention relates to the technical field of packaging equipment, in particular to a tape feeding tray for a tape lifting machine. Background Art

[0002] The lifting strap machine is a device used to automatically stick lifting straps on packaging and individual products. It has the advantages of compact structure, safe and reliable strapping and repairing, and simple maintenance.

[0003] During the tape feeding process of the existing tape lifting machine, the feeding device often has poor tape taping accuracy, resulting in the tape being cut to different lengths, which affects product quality and increases the labor intensity of subsequent staff. In addition, the traditional feeding device is relatively inconvenient to operate, and maintenance and safety cannot be effectively guaranteed. Summary of the Invention

[0004] The purpose of the present invention is to solve the above-mentioned defects and provide a tape feeding tray for a tape lifting machine which has simple maintenance and operation and high tape taping accuracy.

[0005] To achieve the above object, the technical solution of the present invention is as follows:

[0006] A tape feeding tray for a tape lifting machine, characterized in that it includes a "plum blossom-shaped" crown plate, a crown plate mounting seat, a crown plate main shaft, a telescopic arm assembly, a taping block and a telescopic arm cam shaft, the crown plate main shaft is plugged into the middle part of the crown plate, the crown plate mounting seat is sleeved on the front contact end of the crown plate main shaft plugged into the crown plate, and a crown plate fixing block is provided on the rear contact end of the crown plate main shaft plugged into the crown plate, the telescopic arm assembly includes a first telescopic arm, a second telescopic arm, a telescopic arm rotating shaft, a telescopic arm mounting shaft, a sliding bearing, a tension spring and a torsion spring, 2 to 4 telescopic arm assemblies are staggered on the front and rear end surfaces of the crown plate, the first telescopic arm is radially arranged along the concave end of the outer edge of the crown plate, and the other The top end extends out of the concave end of the outer edge of the crown plate, and the bottom end is connected to the bottom end of the second telescopic arm through the telescopic arm rotating shaft to form a "V"-shaped structure. The top end of the second telescopic arm is fixed to the convex end of the outer edge of the crown plate through the telescopic arm mounting shaft. Tension spring fixing pins are provided on the first telescopic arm and the second telescopic arm on both sides of the telescopic arm rotating shaft. A tension spring is connected between the two tension spring fixing pins. The torsion spring is wrapped around the telescopic arm rotating shaft, and one end thereof is connected to the torsion spring fixing pin provided on the first telescopic arm. The sliding bearing is provided on the wrapped end of the torsion spring and the telescopic arm rotating shaft, the tape block is provided at the top end of the first telescopic arm, and the telescopic arm camshaft is provided in the middle section of the second telescopic arm, and a deep groove ball bearing is provided thereon.

[0007] As an optimal technical solution, it also includes a pressure compensation plate, which is arranged between two tape blocks arranged opposite to each other, with one end of the pressure compensation plate extending to the bottom pressure end of one tape block and the other end extending to the top sliding end of the other tape block.

[0008] As a preferred technical solution, it also includes a buffer screw and a buffer pad, the buffer screw is arranged on the inner side of the connecting end of the second telescopic arm and the first telescopic arm, and the buffer pad is wrapped with a crown plate mounting seat.

[0009] As a preferred technical solution, it also includes a telescopic arm support shaft, which is arranged on the outer end surface of the crown plate, one end of the telescopic arm support shaft is in contact with the first telescopic arm of a telescopic arm assembly, and the other end is in contact with the second telescopic arm of another telescopic arm assembly.

[0010] As a preferred technical solution, it also includes a shaft elastic retaining ring, which is arranged on one side of the pressure plate close to the bottom end of the tape pressing end of the tape sticking block.

[0011] The beneficial effects of the present invention are: simple operation, the crown plate rotates according to the running direction of the product, and rotates 90° in each running cycle. The first telescopic arm and the second telescopic arm are controlled to extend and retract by the tension spring and the torsion spring during the rotation process. The deep groove ball bearing runs along the cam shaft of the telescopic arm to control the timing of extending and retracting the second telescopic arm to achieve synchronization with the product. The taping block accurately contacts the front and rear sides of the product to achieve the purpose of precise taping; the work efficiency is higher, maintenance is convenient, and labor costs can be effectively reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic structural diagram of the front end surface of a tape feeding tray for a tape lifting machine according to the present invention;

[0013] Figure 2 The present invention is a schematic structural diagram of the rear end surface of a tape feeding tray for a tape lifting machine.

[0014] In the figure: 1-crown plate, 2-crown plate mounting seat, 3-crown plate main shaft, 4-telescopic arm assembly, 4-1-first telescopic arm, 4-2-second telescopic arm, 4-3-telescopic arm rotation axis, 4-4-telescopic arm mounting axis, 4-5-sliding bearing, 4-6-tension spring, 4-7-torsion spring, 5-taping block, 6-telescopic arm camshaft, 7-crown plate fixing block, 8-tension spring fixing pin, 9-torsion spring fixing pin, 10-deep groove ball bearing, 11-pressure plate, 12-buffer screw, 13-buffer pad, 14-telescopic arm support shaft, 15-elastic retaining ring for shaft. DETAILED DESCRIPTION

[0015] In order to provide a further understanding and appreciation of the structural features and effects achieved by the present invention, a detailed description is provided with reference to preferred embodiments and accompanying drawings as follows:

[0016] like Figures 1-2 As shown, a tape feeding tray for a tape lifting machine includes a "plum blossom" crown plate 1, a crown plate mounting seat 2, a crown plate main shaft 3, a telescopic arm assembly 4, a taping block 5 and a telescopic arm cam shaft 6. The crown plate main shaft 3 is plugged into the middle part of the crown plate 1, the crown plate mounting seat 2 is sleeved on the front contact end of the crown plate main shaft 3 plugged into the crown plate 1, and a crown plate fixing block 7 is provided at the rear contact end of the crown plate main shaft 3 plugged into the crown plate 1. The telescopic arm assembly 4 includes a first telescopic arm 4-1, a second telescopic arm 4-2, a telescopic arm rotating shaft 4-3, a telescopic arm mounting shaft 4-4, a sliding bearing 4-5, a tension spring 4-6 and a torsion spring 4-7. 2 to 4 telescopic arm assemblies 4 are staggered on the front and rear end surfaces of the crown plate 1. The first telescopic arm 4-1 is radially arranged along the concave end of the outer edge of the crown plate 1, and its top end protrudes out of the crown plate 1. The concave end and the bottom end of the outer edge are connected to the bottom end of the second telescopic arm 4-2 through the telescopic arm rotating shaft 4-3 to form a "V" shape structure. The top of the second telescopic arm 4-2 is fixed to the convex end of the outer edge of the crown plate through the telescopic arm mounting shaft 4-4. A tension spring fixing pin 8 is provided on the first telescopic arm 4-1 and the second telescopic arm 4-2 on both sides of the telescopic arm rotating shaft 4-3. A tension spring 4-6 is connected between the two tension spring fixing pins 8. A torsion spring 4-7 is wrapped around the telescopic arm rotating shaft 4-3, and one end thereof is connected to the torsion spring fixing pin 9 provided on the first telescopic arm 4-1. A sliding bearing 4-5 is provided on the wrapped end of the torsion spring 4-7 and the telescopic arm rotating shaft 4-3. The tape block 5 is provided at the top of the first telescopic arm 4-1. The telescopic arm camshaft 6 is provided in the middle section of the second telescopic arm 4-2, and a deep groove ball bearing 10 is sleeved thereon.

[0017] In this embodiment, a pressure compensating plate 11 is further included. The pressure compensating plate 11 is arranged between two tape blocks 5 arranged opposite to each other. One end of the pressure compensating plate 11 extends to the bottom pressure end of one tape block 5, and the other end extends to the top sliding end of the other tape block 5.

[0018] In this embodiment, a buffer screw 12 and a buffer pad 13 are further included. The buffer screw 12 is arranged on the inner side of the connecting end of the second telescopic arm and the first telescopic arm, and the buffer pad 13 wraps the crown plate mounting seat 2.

[0019] In this embodiment, it also includes a telescopic arm support shaft 14, which is arranged on the outer end surface of the crown plate 1, one end of the telescopic arm support shaft 14 is connected to the first telescopic arm of a telescopic arm assembly 4, and the other end is connected to the second telescopic arm 4-2 of another telescopic arm assembly 4.

[0020] In this embodiment, a shaft elastic circlip 15 is further included. The shaft elastic circlip 15 is arranged on one side of the pressure plate 11 close to the tape pressing end at the bottom end of the tape applying block 5 .

[0021] In this embodiment, during operation, the crown plate main shaft 3 is driven by an external motor, which in turn drives the crown plate 1 to rotate, rotating 90° in each operating cycle. The first telescopic arm 4-1 and the second telescopic arm 4-2 are controlled to extend and retract by the tension spring 4-6 and the torsion spring 4-7 during the rotation process. The deep groove ball bearing 10 runs along the telescopic arm cam shaft 6 to control the timing of extending and retracting the second telescopic arm 4-2 to achieve synchronization with the product, and the taping block 5 accurately contacts the front and rear sides of the product to achieve the purpose of precise taping.

[0022] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and modifications are intended to fall within the scope of the invention as claimed. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims

1. A tape feeding tray for a tape lifting machine, characterized in that: It includes a "plum blossom" crown plate, a crown plate mounting seat, a crown plate spindle, a telescopic arm assembly, a tape block and a telescopic arm camshaft. The crown plate spindle is plugged into the middle of the crown plate, the crown plate mounting seat is set on the front contact end of the crown plate spindle plugged into the crown plate, and a crown plate fixing block is provided at the rear contact end of the crown plate spindle plugged into the crown plate. The telescopic arm assembly includes a first telescopic arm, a second telescopic arm, a telescopic arm rotating shaft, a telescopic arm mounting shaft, a sliding bearing, a tension spring and a torsion spring. 2 to 4 telescopic arm assemblies are staggered on the front and rear ends of the crown plate. The first telescopic arm is radially arranged along the concave end of the outer edge of the crown plate, and its top end protrudes out of the outer edge of the crown plate. The concave end and the bottom end are connected to the bottom end of the second telescopic arm through the telescopic arm rotating shaft to form a "V" shape structure. The top of the second telescopic arm is fixed to the convex end of the outer edge of the crown plate through the telescopic arm mounting shaft. The first telescopic arm and the second telescopic arm on both sides of the telescopic arm rotating shaft are provided with a tension spring fixing pin, and a tension spring is connected between the two tension spring fixing pins. The torsion spring is wrapped around the telescopic arm rotating shaft, and one end of the torsion spring is connected to the torsion spring fixing pin provided on the first telescopic arm. The sliding bearing is provided on the wrapped end of the torsion spring and the telescopic arm rotating shaft, the tape block is provided at the top of the first telescopic arm, and the telescopic arm camshaft is provided in the middle section of the second telescopic arm, and a deep groove ball bearing is provided thereon.

2. The tape feeding tray for a tape lifting machine according to claim 1, characterized in that: It also includes a pressure compensating plate, which is arranged between two tape blocks arranged opposite to each other. One end of the pressure compensating plate extends to the bottom pressure end of one tape block, and the other end extends to the top sliding end of the other tape block.

3. The tape feeding tray for a tape lifting machine according to claim 1, characterized in that: It also includes a buffer screw and a buffer pad, wherein the buffer screw is arranged on the inner side of the connecting end of the second telescopic arm and the first telescopic arm, and the buffer pad is wrapped around the crown plate mounting seat.

4. The tape feeding tray for a tape lifting machine according to claim 1, characterized in that: It also includes a telescopic arm support shaft, which is arranged on the outer end surface of the crown plate, one end of the telescopic arm support shaft is in contact with the first telescopic arm of a telescopic arm assembly, and the other end is in contact with the second telescopic arm of another telescopic arm assembly.

5. The tape feeding tray for a tape lifting machine according to claim 2, characterized in that: It also includes an elastic retaining ring for the shaft, which is arranged on one side of the pressure compensation plate close to the tape pressing end of the bottom end of the tape sticking block.

Images