Solder strip pulling clamping jaw mechanism of series welding machine

Abstract

The utility model relates to the field of photovoltaic equipment manufacturing, in particular to a series welding machine welding strip pulling clamping jaw mechanism which comprises a driving mechanism, a fixed connecting plate and a clamping jaw mechanism body. The driving mechanism is fixedly connected with the fixed connecting plate, the movable end of the driving mechanism is connected with the clamping jaw mechanism, and the driving mechanism drives the clamping jaw mechanism to complete the clamping action; the equipment is operated through one driving mechanism, so that the maintenance cost of the equipment is reduced, and the whole structure of the equipment is simplified.

Description

Technical Field

[0001] The present invention relates to the technical field of battery cell manufacturing, and in particular to a welding ribbon pulling clamp mechanism for a string welding machine. Background Art

[0002] The traditional string welding machine ribbon pulling mechanism needs to adopt a clamping method to clamp the ribbon, so two independent drives are generally used to drive the two claws of the clamp to move closer or farther away from each other. Because this clamp structure uses two drives, the cost will be relatively high. At the same time, in order to meet the reasonable installation of the two drives, the entire clamp mechanism will appear complicated and bloated. Utility Model Content

[0003] The utility model provides a string welding machine welding strip pulling claw mechanism to solve the above problems; the specific scheme is as follows:

[0004] A welding ribbon pulling mechanism for a string welding machine includes a driving mechanism, a fixed connecting plate, and a clamping mechanism; the driving mechanism is fixedly connected to the fixed connecting plate, the movable end of the driving mechanism is connected to the clamping mechanism, and the driving mechanism drives the clamping mechanism to complete the clamping action; operating the equipment by a single driving mechanism reduces the maintenance cost of the equipment while simplifying the overall structure of the equipment.

[0005] Specifically, the driving mechanism includes a driver and a cam power assembly, wherein the driver drives the cam power assembly; the cam power assembly includes a driving wheel and an eccentric bearing assembly disposed in the driving wheel, wherein a waist hole is provided inside the driving wheel, and the eccentric bearing assembly is disposed inside the waist hole; the eccentric bearing assembly is connected to the clamping mechanism;

[0006] Specifically, in this embodiment, the eccentric bearing assembly includes at least two bearings disposed in the waist hole, the outer ring of the bearing cooperates with the inner ring of the waist hole, the inner ring of the bearing is provided with a receiving column, and the receiving column is connected to the clamping mechanism;

[0007] A driving mechanism drives the eccentric bearing assembly and the receiving column to operate, and the clamping jaw mechanism slides on the connecting plate through the limiting pin, thereby realizing the opening and closing action of the clamping jaw and completing the clamping and releasing of the welding strip.

[0008] Specifically, the clamping mechanism includes a left clamping jaw and a right clamping jaw, and the left clamping jaw and the right clamping jaw are respectively connected to the fixed connecting plate through a limiting pin; the other ends of the left clamping jaw and the right clamping jaw are connected to the receiving column.

[0009] In this embodiment, a driving mechanism is used to realize the clamping and separation of the clamping jaws, thereby ensuring the accuracy and stability of the clamping jaws' movement while saving the equipment's operating costs and satisfying the simplification of the overall structure of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the overall structure of the welding ribbon pulling clamp mechanism of the string welding machine of the present invention;

[0011] Figure 2 Schematic diagram of the cam power assembly structure;

[0012] Figure 3 This is a schematic diagram of the structure of the cam power assembly connecting the clamping mechanism;

[0013] Figure 4 This is a schematic diagram of the structure of the left and right clamping jaws and the upper and lower connecting plates;

[0014] Figure 5 Schematic diagram of the distribution structure of the upper limit pins for fixing the connecting plate;

[0015] In the figure: 05, fixed connecting plate; 07, fixed seat; 09, servo motor; 10, left clamping jaw; 11, right clamping jaw; 13, long supporting column; 15, short supporting column; 17, driving wheel; 19, waist hole; 23, first bearing; 21, second bearing; 25, upper connecting plate; 27, lower connecting plate; 29, cam power assembly; 03, limit pin shaft. DETAILED DESCRIPTION

[0016] The present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0017] The utility model proposes a welding ribbon pulling clamping mechanism for a string welding machine, which includes a driving mechanism, a fixed connecting plate 05, and a clamping mechanism; wherein the driving mechanism fixes the connecting plate 05, and the fixed connecting plate 05 is movably connected to the clamping mechanism, and the movable connection is specifically a sliding connection method of a pin shaft in a waist hole, and the movable end of the driving mechanism is connected to the clamping mechanism.

[0018] In this example, a driving mechanism is used, the purpose of which is to operate the equipment through a driving mechanism, ensure that the overall structure of the equipment is simple and the operation is stable, and at the same time reduce the cost of the equipment; the driving mechanism includes a driver and a cam power assembly 29. In order to ensure the accuracy of the clamp pulling the welding strip, the driver of the driving mechanism in this example adopts a servo motor 09; the cam power assembly 29 is also provided with a fixed seat 07 on the outside, and the fixed seat 07 is fixedly installed above the motor 09. When the motor 09 is driven, it drives the upper cam power assembly 29 to rotate, wherein the cam power assembly 29 includes a driving wheel 17 and an eccentric bearing assembly arranged in the driving wheel 17, and the eccentric bearing assembly includes two eccentric bearings. A central bearing is provided with a waist hole 19 inside the driving wheel 17, and two eccentric bearings are placed inside the waist hole 19, and the two eccentric bearings are respectively a first eccentric bearing 23 and a second eccentric bearing 21; wherein the eccentric bearings are connected to the receiving column, and the receiving column is divided into a long receiving column 13 and a short receiving column 15, wherein the first eccentric bearing 23 is connected to the long receiving column 13, and the second eccentric bearing 21 is connected to the short receiving column 15; the servo motor 09 is used to drive the eccentric bearing assembly inside the driving wheel 17 to make relative rotational motion, and when the first eccentric bearing 23 and the second eccentric bearing 21 are running, they drive the long receiving column 13 and the short receiving column 15 connected thereto to rotate, wherein the receiving column is connected to the clamping mechanism.

[0019] Specifically, in this example, the clamping mechanism includes an upper connecting plate 25, a lower connecting plate 27, a left clamping jaw 11 and a right clamping jaw 10; wherein the left clamping jaw 11 is connected to the upper connecting plate 25, and the right clamping jaw 10 is connected to the lower connecting plate 27; wherein the left clamping jaw 11 connecting plate is connected to the long supporting column 13, and the right clamping jaw 13 is connected to the short supporting column 15, and the servo motor 09 drives the two sets of eccentric bearings and the supporting columns to operate to complete the left clamping jaw 11 and the right clamping jaw 10 to perform limited sliding on the connecting plate through the 03 limit pin shaft; thereby realizing the opening and closing action of the left clamping jaw and the right clamping jaw, and completing the clamping and release of the welding strip.

[0020] In summary, in this embodiment, a driving mechanism is used to realize the clamping and separation of the clamping jaws, which ensures the accuracy and stability of the clamping jaws' movement while saving the equipment's operating costs and meeting the requirements of simplifying the overall structure of the equipment.

Claims

1. A welding ribbon pulling clamp mechanism for a string welding machine, characterized in that: A driving mechanism, a fixed connecting plate and a clamping mechanism; the driving mechanism is fixedly connected to the fixed connecting plate, the movable end of the driving mechanism is connected to the clamping mechanism, and the driving mechanism drives the clamping mechanism to complete the clamping action.

2. The soldering machine ribbon pulling clamp mechanism according to claim 1, characterized in that: The driving mechanism includes a driver and a cam power assembly, the driver drives the cam power assembly; the cam power assembly includes a driving wheel and an eccentric bearing assembly arranged in the driving wheel, a waist hole is provided inside the driving wheel, and the eccentric bearing assembly is arranged inside the waist hole; the eccentric bearing assembly is connected to the clamping mechanism.

3. The soldering machine ribbon pulling clamp mechanism according to claim 2, characterized in that: The eccentric bearing assembly includes at least two bearings arranged in the waist hole, the outer ring of the bearing cooperates with the inner ring of the waist hole, the inner ring of the bearing is provided with a receiving column, and the receiving column is connected to the clamping mechanism.

4. The soldering machine ribbon pulling clamp mechanism according to claim 3, characterized in that: The clamping mechanism includes a left clamping jaw and a right clamping jaw, and the left clamping jaw and the right clamping jaw are respectively connected to the fixed connecting plate through a limit pin shaft; The other ends of the left clamping jaw and the right clamping jaw are connected to the receiving column.

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