Anti-dispensing wire drawing mechanism and dispensing device

Abstract

The utility model provides an anti-dispensing wire drawing mechanism and a dispensing device. The anti-dispensing wire drawing mechanism comprises two blowing cutting-off devices and a mounting frame, the two blowing cutting-off devices are located on the two sides of a glue outlet of the glue dispensing device correspondingly, each blowing cutting-off device comprises a flat air outlet, and the flat air outlets are used for blowing out flat air knives to cut off drawn wires generated by glue dispensing of the glue dispensing device; and the two blowing cut-off devices are fixedly or detachably mounted on the mounting frame. The anti-dispensing wire drawing mechanism disclosed by the utility model can be directly arranged on the existing dispensing device, so that the improvement and installation cost is low; the blowing cut-off device is provided with the flat air outlet, the flat air outlet is used for blowing out wiredrawing generated by dispensing of the flat air knife cut-off dispensing device, wiredrawing is prevented, follow-up welding is guaranteed, and the yield is improved.

Description

Technical Field

[0001] The utility model relates to the field of lithium ion battery production equipment, in particular to an anti-glue dispensing wire drawing mechanism and a glue dispensing device. Background Art

[0002] Lithium-ion battery is a secondary battery (rechargeable battery) that mainly relies on the movement of lithium ions between the positive electrode and the negative electrode to work. During the charge and discharge process, Li+ is intercalated and deintercalated between the two electrodes: when charging, Li+ is deintercalated from the positive electrode and intercalated into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true during discharge.

[0003] The production process of lithium-ion batteries involves a soft connection glue dispensing process. Generally, hot melt glue is used for soft connection glue dispensing. After the glue dispensing is completed, wire drawing often occurs, resulting in full welding explosion points. Utility Model Content

[0004] In view of the above-mentioned problems, the utility model proposes a glue dispensing anti-wire drawing mechanism and a glue dispensing device, which can prevent wire drawing from occurring after glue dispensing, ensure subsequent welding, and improve the yield rate.

[0005] The technical solution of the utility model is achieved in this way:

[0006] The utility model firstly proposes a mechanism for preventing glue dispensing and wire drawing, comprising two air blowing and cutting devices and a mounting frame; the two air blowing and cutting devices are respectively located at two sides of a glue outlet of the glue dispensing device, the air blowing and cutting devices comprise a flat air outlet, and the flat air outlet is used for blowing out a flat air knife to cut off the wire drawing produced by the glue dispensing device; the two air blowing and cutting devices are fixedly or detachably mounted on the mounting frame.

[0007] Preferably, the air blowing and cutting device is connected to an air intake device for providing an air source.

[0008] Preferably, the air intake device is an air intake pipe, and the air blowing and cutting device also includes an air intake port, and one end of the air intake pipe is connected to the air intake port.

[0009] Preferably, the other end of the air intake pipe is connected to an air compressor.

[0010] Preferably, the air intake pipe is also connected to an electromagnetic control valve for controlling on and off.

[0011] Preferably, the air blowing and cutting device is symmetrically arranged on both sides of the glue outlet of the glue dispensing device or staggered up and down on both sides of the glue outlet of the glue dispensing device.

[0012] Preferably, the mounting frame includes a first vertical pipe, a second vertical pipe, a U-shaped horizontal pipe, a connecting horizontal pipe and a mounting seat, the first vertical pipe and the second vertical pipe are arranged vertically and parallel, the two air blowing and cutting devices are respectively fixed to the lower ends of the first vertical pipe and the second vertical pipe, the length of the second vertical pipe is greater than that of the first vertical pipe, the upper end of the first vertical pipe is fixedly connected to the second vertical pipe through the U-shaped horizontal pipe, the upper end of the second vertical pipe is fixedly connected to one end of the connecting horizontal pipe, the other end of the connecting horizontal pipe is fixedly connected to the mounting seat, and a plurality of mounting holes are provided on the mounting seat.

[0013] The utility model secondly proposes a glue dispensing device, which comprises the above-mentioned anti-glue dispensing wire drawing mechanism.

[0014] Preferably, it also includes a movable plate, on which at least one glue dispenser is fixed, and the mounting frame is fixedly or detachably mounted on the movable plate.

[0015] The beneficial effects of the utility model are as follows: 1. The anti-glue dispensing wiredrawing mechanism of the utility model can be directly installed on the existing glue dispensing device, and the modification and installation cost is low; 2. The air blowing and cutting device of the utility model has a flat air outlet, and the flat air outlet is used to blow out a flat air knife to cut off the wiredrawing produced by the glue dispensing device, thereby preventing wiredrawing, ensuring subsequent welding, and improving the yield rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural schematic diagram of Example 1;

[0018] Figure 2 for Figure 1 A partial enlarged view of the portion indicated by S;

[0019] Figure 3 is a stereogram of Example 2;

[0020] Figure 4 This is the front view of Example 2.

[0021] The numbers in the figures are as follows:

[0022] Anti-point glue drawing mechanism A;

[0023] Air blowing and cutting device 1, flat air outlet 11;

[0024] Mounting frame 2, first vertical pipe 21, second vertical pipe 22, U-shaped transverse pipe 23, connecting transverse pipe 24 and mounting seat 25, mounting hole 26;

[0025] Glue dispensing device B;

[0026] Moving plate 31, glue dispenser 32. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0028] Reference Figure 1-2 A mechanism A for preventing glue dispensing and wire drawing comprises two air blowing and cutting devices 1 and a mounting frame 2; the two air blowing and cutting devices 1 are respectively located on both sides of the glue outlet of the glue dispensing device, and the air blowing and cutting devices 1 comprise a flat air outlet 11, which is used to blow out a flat air knife to cut off the wire drawing produced by the glue dispensing device; the two air blowing and cutting devices 1 are fixedly or detachably mounted on the mounting frame 2.

[0029] In some embodiments, the air blowing and cutting device 1 is connected to an air intake device (not shown) for providing an air source. Specifically, the air intake device may be an air intake pipe (not shown), and the air blowing and cutting device 1 also includes an air intake port (not shown), one end of the air intake pipe is connected to the air intake port. The other end of the air intake pipe is connected to an air compressor (not shown). The air intake pipe is also connected to an electromagnetic control valve (not shown) for controlling on and off.

[0030] In some embodiments, the air blowing and cutting device 1 is symmetrically arranged on both sides of the glue outlet of the glue dispensing device or staggered up and down on both sides of the glue outlet of the glue dispensing device.

[0031] In some embodiments, the mounting frame 2 includes a first vertical pipe 21, a second vertical pipe 22, a U-shaped transverse pipe 23, a connecting transverse pipe 24 and a mounting seat 25. The first vertical pipe 21 and the second vertical pipe 22 are arranged vertically and parallelly. The two blowing and cutting devices 1 are respectively fixed to the lower ends of the first vertical pipe 21 and the second vertical pipe 22. The second vertical pipe 22 is longer than the first vertical pipe 21. The upper end of the first vertical pipe 21 is fixedly connected to the second vertical pipe 22 through the U-shaped transverse pipe 23. The upper end of the second vertical pipe 22 is fixedly connected to one end of the connecting transverse pipe 24. The other end of the connecting transverse pipe 24 is fixedly connected to the mounting seat 25. The mounting seat 25 is provided with a plurality of mounting holes 26. The air intake pipe can be routed from the inside of the first vertical pipe 21 and the second vertical pipe 22, so as to better protect the air intake pipe.

[0032] The anti-glue dispensing wiredrawing mechanism A of the utility model can be directly installed on the existing glue dispensing device, and the modification and installation cost is low; the air blowing and cutting device 1 has a flat air outlet 11, and the flat air outlet is used to blow out a flat air knife to cut off the wiredrawing generated by the glue dispensing device, thereby preventing wiredrawing, ensuring subsequent welding, and improving the yield rate. Example 2

[0033] Reference Figure 3-4 A dispensing device B includes the anti-dispensing wire drawing mechanism A described in Example 1. It also includes a moving plate 31, on which at least one dispensing machine 32 is fixed, and the mounting frame 2 is fixedly or detachably mounted on the moving plate 31, specifically, the mounting seat 25 is fixed on the moving plate 31 by screws, and the second vertical pipe 22 is located on the peripheral side of the dispensing machine 32, and the second vertical pipe 22 is parallel to the dispensing machine 32.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An anti-glue wire drawing mechanism, characterized in that: include Two air-blowing and cutting devices are respectively located at two sides of the glue outlet of the glue dispensing device, and the air-blowing and cutting devices include flat air outlets, and the flat air outlets are used to blow out flat air knives to cut off the wire drawn by the glue dispensing device; The mounting frame is provided with two air blowing and cutting devices which are fixedly or detachably mounted on the mounting frame.

2. The anti-glue wire drawing mechanism according to claim 1, characterized in that: The air blowing and cutting device is connected with an air intake device for providing an air source.

3. The anti-glue wire drawing mechanism according to claim 2, characterized in that: The air intake device is an air intake pipe, and the air blowing and cutting device also includes an air intake port, and one end of the air intake pipe is connected to the air intake port.

4. The anti-glue wire drawing mechanism according to claim 3, characterized in that: The other end of the air intake pipe is connected with an air compressor.

5. The anti-glue wire drawing mechanism according to claim 4, characterized in that: The air intake pipe is also connected with an electromagnetic control valve for controlling on and off.

6. The anti-glue wire drawing mechanism according to claim 1, characterized in that: The air blowing and cutting devices are symmetrically arranged on both sides of the glue outlet of the glue dispensing device or staggered up and down on both sides of the glue outlet of the glue dispensing device.

7. The anti-glue wire drawing mechanism according to claim 1, characterized in that: The mounting frame includes a first vertical pipe, a second vertical pipe, a U-shaped horizontal pipe, a connecting horizontal pipe and a mounting seat. The first vertical pipe and the second vertical pipe are arranged vertically and parallel. The two air blowing and cutting devices are respectively fixed to the lower ends of the first vertical pipe and the second vertical pipe. The length of the second vertical pipe is greater than that of the first vertical pipe. The upper end of the first vertical pipe is fixedly connected to the second vertical pipe through the U-shaped horizontal pipe. The upper end of the second vertical pipe is fixedly connected to one end of the connecting horizontal pipe. The other end of the connecting horizontal pipe is fixedly connected to the mounting seat. A plurality of mounting holes are provided on the mounting seat.

8. A dispensing device, characterized in that: It comprises the anti-glue point drawing mechanism as described in any one of claims 1-7.

9. The dispensing device according to claim 8, characterized in that: It also includes a moving plate, on which at least one glue dispenser is fixed, and the mounting frame is fixedly or detachably mounted on the moving plate.

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