Belt pasting mechanism of lifting belt pasting machine

Abstract

The utility model discloses a tape sticking mechanism of a tape sticking and lifting machine. According to the technical scheme, the cutting device comprises a servo rotation driving motor, a supporting arm, two cutter mechanisms arranged on the supporting arm and abutting blocks capable of being matched with the cutter mechanisms, the servo rotation driving motor drives the supporting arm to rotate, and the two cutter mechanisms are symmetrically arranged at the two ends of the supporting arm. Each cutter mechanism comprises a limiting block fixedly arranged on the supporting arm, a connecting rod is arranged on the limiting block in a penetrating mode, an end abutting ring and a middle abutting ring which can abut against the two sides of the limiting block respectively are arranged on the connecting rod, and a reset spring is arranged on the connecting rod and located between the end abutting ring and the limiting block. The connecting rod is connected with a fixing block, a fixing shaft is arranged on the fixing block, a guide wheel is rotationally arranged on the fixing shaft, a cutter is fixedly connected to the end of the fixing block, a curved slope capable of being matched with the guide wheel in an abutting mode is arranged on the abutting block, and the guide wheel drives the connecting rod and the fixing block to move in the contact process of the guide wheel and the abutting block. And the cutter connected with the fixed block extends out of the supporting arm. The scheme provided by the utility model is good in stability and convenient to maintain.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a tape sticking mechanism of a tape sticking machine. Background Art

[0002] The strap sticking machine is a device that sticks the strap to bottled water or packaged bottled water. The bottled water is transported to the inside of the strap sticking machine through an inlet conveyor belt for strapping. The strap sticking mechanism of the strap sticking machine in the prior art usually adopts an electric mechanism to realize the insertion and extension of the cutter. Its structure is complex and the stability is poor, and there is room for improvement. Utility Model Content

[0003] In view of the shortcomings of the prior art, the main purpose of the utility model is to provide a tape sticking mechanism of a tape sticking machine which has good stability and is easy to maintain.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tape sticking mechanism of a tape sticking and lifting machine, comprising a servo rotary drive motor, a support arm, two cutter mechanisms arranged on the support arm and an abutment block capable of cooperating with the cutter mechanisms, the servo rotary drive motor drives the support arm to rotate, the two cutter mechanisms are symmetrically arranged at both ends of the support arm, each cutter mechanism comprises a limit block fixedly arranged on the support arm, a connecting rod is passed through the limit block, the connecting rod is provided with an end abutment ring and a middle abutment ring which can respectively abut with the two sides of the limit block, a reset spring is provided on the connecting rod between the point non-abutment ring and the limit block, the connecting rod is connected to a fixed block, a fixed shaft is provided on the fixed block, a guide wheel is rotatably provided on the fixed shaft, a cutter is fixedly connected to the end of the fixed block, the abutment block is provided with a curved surface slope capable of abutting and cooperating with the guide wheel, the guide wheel drives the connecting rod and the fixed block to move during the contact between the guide wheel and the abutment block, and the cutter connected to the fixed block extends out of the support arm.

[0005] Preferably, a negative pressure cavity is provided on the support arm, and adsorption holes communicating with the negative pressure cavity are provided on both sides of the support arm.

[0006] Preferably, the support arm is provided with limiting grooves capable of abutting against two sides of the fixing block.

[0007] Preferably, both ends of the support arm are provided with protection blocks for the cutter to extend into and out of.

[0008] Preferably, the fixing block locks and fixes the cutter via a clamping block.

[0009] Compared with the prior art, the utility model has the following advantages: the servo rotary drive motor drives the support wall to rotate, and the lifting strap is in close contact with one side wall of the support arm. The lifting strap is attached to the product by the support arm as the support arm rotates, and the lifting strap is cut by two cutting knife mechanisms. The cutting process of the cutting knife mechanism is that the guide wheel contacts the curved slope on the abutment block, so that the guide wheel is pushed during the rotation process, so that the fixed block, the connecting rod and the cutter all move relative to the limit block, so that the cutter extends out of the support arm, thereby cutting the lifting strap. After the guide wheel is separated from the abutment block, the connecting rod is reset under the pulling force of the reset spring, and the cutter retreats into the support arm, wherein the abutment block is installed on the frame of the lifting strap sticking machine. In this scheme, the extension and extension of the cutter are completely realized by the mechanical structure, which has better stability and maintenance convenience compared with the pneumatic or electric structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a structural schematic diagram of a tape sticking mechanism of a tape sticking machine of the utility model;

[0011] Figure 2 It is a front view of a tape sticking mechanism of a tape sticking machine of the utility model;

[0012] Figure 3 It is a structural schematic diagram of a tape sticking mechanism of a tape sticking machine of the utility model being assembled on the tape sticking machine;

[0013] Figure 4 The utility model is a schematic diagram of the structure of the guide wheel and the abutment block in the tape sticking mechanism of the tape sticking machine.

[0014] In the figure: 1. servo rotation drive motor; 2. support arm; 3. cutter mechanism; 4. abutment block; 5. limit block; 6. connecting rod; 7. end stop ring; 8. middle stop ring; 9. reset spring; 10. fixed block; 11. fixed shaft; 12. guide wheel; 13. cutter; 14. curved slope; 15. adsorption hole; 16. limit groove; 17. protection block; 18. clamping block. DETAILED DESCRIPTION

[0015] The utility model will be further described below in conjunction with the accompanying drawings.

[0016] like Figure 1As shown, a tape sticking mechanism of a tape sticking machine comprises a servo rotary drive motor 1, a support arm 2, two cutter mechanisms 3 arranged on the support arm 2 and abutment blocks 4 capable of cooperating with the cutter mechanisms 3, wherein the servo rotary drive motor 1 drives the support arm 2 to rotate, the two cutter mechanisms 3 are symmetrically arranged at both ends of the support arm 2, each cutter mechanism 3 comprises a limit block 5 fixedly arranged on the support arm 2, a connecting rod 6 is passed through the limit block 5, and the connecting rod 6 is provided with end abutment rings 7 and a middle abutment ring 7 capable of respectively abutting against the two sides of the limit block 5 A retaining ring 8, a return spring 9 is arranged on the connecting rod 6 between the point where the retaining ring is not arranged and the limit block 5, the connecting rod 6 is connected to a fixed block 10, a fixed shaft 11 is arranged on the fixed block 10, a guide wheel 12 is rotatably arranged on the fixed shaft 11, a cutter 13 is fixedly connected to the end of the fixed block 10, and a curved slope 14 that can abut and cooperate with the guide wheel 12 is arranged on the abutment block 4, and the guide wheel 12 drives the connecting rod 6 and the fixed block 10 to move during the contact process with the abutment block 4, and the cutter 13 connected to the fixed block 10 extends out of the support arm 2.

[0017] A tape sticking mechanism of a tape sticking machine of this scheme, referring to the attached Figure 3 and 4 The working principle is that the servo rotary drive motor 1 drives the support wall to rotate, and the lifting belt is tightly attached to one side wall of the support arm 2. The lifting belt is attached to the product by the support arm 2 as the support arm 2 rotates, and the lifting belt is cut by two cutting mechanisms 3. The cutting process of the cutting mechanism 3 is that the guide wheel 12 contacts the curved slope 14 on the abutment block 4, so that the guide wheel 12 is pushed during the rotation process, so that the fixed block 10, the connecting rod 6 and the cutter 13 are all moved relative to the limit block 5, so that the cutter 13 extends out of the support arm 2, thereby cutting the lifting belt. After the guide wheel 12 is separated from the abutment block 4, the connecting rod 6 is reset under the tension of the reset spring 9, and the cutter 13 retreats into the support arm 2, wherein the abutment block 4 is installed on the frame of the lifting belt sticking machine. In this scheme, the extension and extension of the cutter 13 are completely realized by the mechanical structure, which has better stability and maintenance convenience compared with the pneumatic or electric structure.

[0018] Preferably, a negative pressure cavity is provided on the support arm 2 , and adsorption holes 15 communicating with the negative pressure cavity are provided on both sides of the support arm 2 .

[0019] The negative pressure chamber is connected with an air suction pipe, and the carrying strap is effectively fixed through the adsorption hole 15 when in contact with the support arm 2, and is not easy to be separated or displaced, so the position is more accurate when the carrying strap is attached to the product.

[0020] Preferably, the support arm 2 is provided with a limiting groove 16 capable of abutting against two sides of the fixing block 10. The provision of the limiting groove 16 can make the process of the cutter 13 extending in and out more stable and accurate.

[0021] Preferably, protective blocks 17 are provided at both ends of the support arm 2 for the cutter 13 to extend in and out. The protective blocks 17 are in contact with the carrying strap to prevent the carrying strap from contacting the cutter 13 when the cutter 13 is not extended.

[0022] Preferably, the fixing block 10 locks and fixes the cutter 13 via a clamping block 18. The clamping block 18 is connected to the fixing block 10 via screws, and the cutter 13 is clamped between the fixing block 10 and the clamping block 18, so that the cutter 13 can be replaced easily.

[0023] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A tape sticking mechanism of a tape sticking machine, characterized in that: The servo rotation drive motor drives the support arm to rotate, and the two cutter mechanisms are symmetrically arranged at two ends of the support arm, and each cutter mechanism comprises a limit block fixedly arranged on the support arm, a connecting rod is passed through the limit block, and an end stop ring and a middle stop ring are arranged on the connecting rod, which can respectively abut against two sides of the limit block, a return spring is arranged on the connecting rod between the point non-stop ring and the limit block, the connecting rod is connected to a fixed block, a fixed shaft is arranged on the fixed block, a guide wheel is rotatably arranged on the fixed shaft, a cutter is fixedly connected to the end of the fixed block, and a curved slope that can abut and cooperate with the guide wheel is arranged on the abutment block, and the connecting rod and the fixed block are driven to move during the contact between the guide wheel and the abutment block, and the cutter connected to the fixed block extends out of the support arm.

2. The tape sticking mechanism of the tape sticking machine according to claim 1, characterized in that: A negative pressure cavity is arranged on the support arm, and adsorption holes communicating with the negative pressure cavity are arranged on both sides of the support arm.

3. The tape sticking mechanism of the tape sticking machine according to claim 1, characterized in that: The support arm is provided with limiting grooves capable of abutting against two sides of the fixing block.

4. The tape sticking mechanism of the tape sticking machine according to claim 1, characterized in that: Both ends of the support arm are provided with protection blocks for the cutter to extend into and out of.

5. The tape sticking mechanism of the tape sticking machine according to claim 1, characterized in that: The fixing block locks and fixes the cutter through the clamping block.

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