CN217551448U

CN217551448U - TCO fuse automatic assembly welding machine

Info

Publication number: CN217551448U
Application number: CN202221325827.6U
Authority: CN
Inventors: 张建华; 刘宁; 强晓阳; 王仁海; 胡明森
Original assignee: Superstar Shenzhen Automation Co ltd
Current assignee: Superstar Shenzhen Automation Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-11
Anticipated expiration: 2032-05-27

Abstract

The embodiment of the application provides an automatic TCO fuse assembling and welding machine which comprises a turntable mechanism provided with a plurality of carriers, and a first material taking and placing mechanism, a second material taking and placing mechanism, a laser welding mechanism and a blanking carrying mechanism which are sequentially arranged around the turntable mechanism; the carrier can be under the drive of carousel mechanism intermittent type removal to get drop feed mechanism, second in proper order and get drop feed mechanism, laser welding mechanism and the station that unloading transport mechanism corresponds, accomplish the material loading of fuse and nickel piece automatically, weld and the unloading work, need not manual work, when having reduced cost of labor and working strength, also can effectively improve production efficiency and product quality.

Description

TCO fuse automatic assembly welding machine

Technical Field

The utility model relates to an electricity core equipment processing technology field, concretely relates to automatic equipment welding machine of TCO fuse.

Background

With the rapid development of the battery cell industry, the safety problem of the battery cell becomes more and more important. Currently, the industry generally adopts a mode of welding a TCO (the TCO is generally composed of three parts, namely a nickel plate a, a nickel plate B and a fuse) at an electrode lug end of a battery core, so that the fuse of the battery core immediately breaks the inside of the fuse (Breaker) after the temperature of the fuse is higher than a certain specific threshold value, and then the disconnection of the battery core is realized. By the mode, dangerous accidents such as fire disasters caused by overhigh temperature of the battery cell can be effectively prevented.

The traditional TCO assembly welding process is mostly off-line, the TCO produced by 4-6 staff in line production can meet the requirement of one Pack automatic line body, a large amount of manpower is consumed, the production efficiency is low, and the product quality is unstable.

Therefore, there is a need to develop an automatic assembly welding machine for TCO fuses to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a TCO fuse automatic assembly welding machine to solve the technical problem that the cost of labor that manual assembly welding TCO leads to is high, production efficiency is lower, product quality is unstable.

The embodiment of the utility model provides a TCO fuse automatic assembly welding machine, include:

the rotary table mechanism is uniformly provided with a plurality of carriers;

the first material taking and placing mechanism is used for transferring the fuse into the carrier;

the second material taking and placing mechanism is used for transferring the nickel sheets into the carrier;

the laser welding mechanism is used for carrying out laser welding on the placed fuse and the nickel sheet; and

the blanking and carrying mechanism is used for conveying welded materials;

first drop feed mechanism, the drop feed mechanism is got to the second, laser welding mechanism and unloading handling mechanism centers on carousel mechanism sets gradually, and, the carrier can intermittent type removes under carousel mechanism's the drive, so that the carrier passes through in proper order first drop feed mechanism, the second of getting gets drop feed mechanism, laser welding mechanism and the station that unloading handling mechanism corresponds.

Optionally, the first material taking and placing mechanism and the second material taking and placing mechanism respectively comprise a feeder, a flexible vibration disc, an upper CCD positioning assembly, a manipulator and a lower CCD positioning assembly; the feeder is used for conveying materials to the flexible vibrating disk, and the flexible vibrating disk is used for vibrating the materials; the upper CCD positioning assembly is arranged above the flexible vibration disc, and the lower CCD positioning assembly is arranged below the manipulator; the upper CCD positioning assembly is used for positioning the materials in the flexible vibration disc and feeding back position coordinates to the manipulator; the manipulator is used for transferring the materials in the flexible vibration disc to the carrier; and the lower CCD positioning assembly is used for positioning the material on the manipulator.

Optionally, both sides of the flexible vibration disk are provided with side light sources.

Optionally, the number of the second material taking and placing mechanisms is two.

Optionally, the turntable mechanism comprises a turntable and a cam divider for driving the turntable to rotate intermittently; the carriers are uniformly distributed along the circumferential direction of the turntable.

Optionally, a plurality of carrier adjusting assemblies are uniformly arranged on the turntable, the carriers are mounted on the carrier adjusting assemblies one by one, and the carrier adjusting assemblies are used for adjusting the concentricity of the carriers and the turntable.

Optionally, a CCD visual polarization detection mechanism and an NG material discharge mechanism are arranged between the second material taking and placing mechanism and the laser welding mechanism; the CCD vision deviation detecting mechanism is used for detecting whether materials in the carrier are placed well or not, and the NG material discharging mechanism is used for discharging the materials which are placed badly in the carrier.

Optionally, a function testing mechanism for testing whether the functions of the welded fuse and the nickel sheet are normal is arranged between the laser welding mechanism and the blanking carrying mechanism.

Optionally, a welding spot detection mechanism for detecting whether the welding spot is qualified is arranged on one side of the blanking conveying mechanism.

Optionally, a CCD leakage detecting mechanism for identifying whether missing materials are not taken out in the carrier is arranged between the blanking carrying mechanism and the first taking and placing mechanism.

One of the above technical solutions has the following beneficial effects: the rotary table mechanism is provided with a plurality of carriers, and a first material taking and placing mechanism, a second material taking and placing mechanism, a laser welding mechanism and a blanking conveying mechanism are sequentially arranged around the rotary table mechanism; because the carrier can be under the drive of carousel mechanism intermittent type removal to get drop feed mechanism, the second in proper order and get drop feed mechanism, laser welding mechanism and the station that unloading transport mechanism corresponds, need not manual work and can accomplish the material loading of fuse and nickel piece automatically, welding and unloading work, can reduce cost of labor and working strength, also can effectively improve production efficiency and product quality.

Another technical scheme among the above-mentioned technical scheme has following beneficial effect: because first get drop feed mechanism and second get drop feed mechanism and use flexible vibration dish to carry out the feed, consequently only need when the remodeling change the corresponding vision gather the template can, the compatibility is strong, and the remodeling cost is low. Meanwhile, the first material taking and placing mechanism and the second material taking and placing mechanism take and place materials by using the mechanical arm, and the materials are positioned in an auxiliary mode through the upper CCD positioning assembly and the lower CCD positioning assembly, so that high-precision material taking and placing is achieved.

Other technical schemes in the technical scheme have the following beneficial effects: because set up detection mechanism such as CCD vision deviation detecting mechanism, functional test mechanism, solder joint detection mechanism, CCD leak hunting mechanism around carousel mechanism to the defective products such as bad, the function is bad, the welding is bad are placed in the detectable discernment, effectively avoid the defective products to flow out to follow-up station, have guaranteed product quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without inventive efforts.

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic structural view of a turntable mechanism in an embodiment of the present invention;

fig. 4 is a schematic structural view of a carrier adjusting assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the first material taking and placing mechanism in the embodiment of the present invention;

fig. 6 is a schematic structural view of the NG material discharging mechanism in the embodiment of the present invention;

fig. 7 is a schematic structural view of a blanking and carrying mechanism in an embodiment of the present invention;

the figures in the drawings represent:

1. the rotary table mechanism 11, the carrier 12, the rotary table 13, the cam divider 14, the carrier adjusting assembly 141, the first adjusting plate 142, the first driving member 143, the second adjusting plate 144, and the second driving member

2. The first material taking and placing mechanism 21, the feeder 22, the flexible vibration disc 23, the upper CCD positioning assembly 24, the manipulator 25, the lower CCD positioning assembly 26 and the side light source

3. Second material taking and placing mechanism

4. Laser welding mechanism

5. Blanking conveying mechanism 51, blanking assembly 511, blanking piece 512, blanking cylinder 52, servo sliding table 53, lifting cylinder 54 and defective product discharging assembly

6. CCD vision polarization detection mechanism

7. NG material discharge mechanism 71, translation subassembly 72, lifting component 73, NG get material subassembly 731, get material 732, get material cylinder 74, NG material case

8. Function testing mechanism

9. CCD leak detection mechanism

10. Solder joint detection mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the present invention. Furthermore, it is to be understood that the description herein of specific embodiments is for purposes of illustration and explanation only and is not intended to limit the present disclosure. In the present invention, unless stated to the contrary, the terms of orientation such as "upper" and "lower" used herein generally refer to the upper and lower positions of the device in actual use or operation, specifically, the direction of the drawing in the drawings; while "inner" and "outer" are with respect to the outline of the device.

As shown in fig. 1 and 2, the embodiment of the utility model provides an automatic assembly welding machine of TCO fuse, including carousel mechanism 1, be provided with a plurality of carriers 11 that are used for loading the material on the carousel mechanism 1 uniformly to, carousel mechanism 1 has set gradually around carousel mechanism 1 around first drop feed mechanism 2, the drop feed mechanism 3 is got to the second, laser welding mechanism 4 and unloading handling mechanism 5.

The first material taking and placing mechanism 2 is used for transferring the fuses into the carrier 11; the second material taking and placing mechanism 3 is used for transferring the nickel sheets into the carrier 11; the laser welding mechanism 4 is used for carrying out laser welding on the fuse and the nickel plate which are placed well; the blanking carrying mechanism 5 can convey the welded materials to a subsequent station.

The carrier 11 can intermittently move under the drive of the turntable mechanism 1, sequentially passes through the first material taking and placing mechanism 2, the second material taking and placing mechanism 3, the laser welding mechanism 4 and the station corresponding to the blanking carrying mechanism 5, can automatically complete the feeding, welding and blanking work of fuses and nickel sheets without manual operation, can reduce labor cost and working strength, and can also effectively improve production efficiency and product quality.

Specifically, the structure of the dial mechanism 1 may include a dial 12 and a cam divider 13 for driving the dial 12 to rotate intermittently, as shown in fig. 3. The carriers 11 are uniformly distributed along the circumferential direction of the rotary table 12, and when the rotary table 12 is intermittently rotated by the driving of the cam divider 13, the carriers 11 can be sequentially moved to each station along with the rotary table 12.

Further, a plurality of carrier adjustment assemblies 14 may be uniformly disposed on the turntable 12, and the carriers 11 may be mounted on the corresponding carrier adjustment assemblies 14 one by one. The carrier adjustment assembly 14 can drive the carriers 11 to move along the radial direction or the circumferential direction of the turntable 12, so as to adjust the concentricity of each carrier 11 and the turntable 12.

As shown in fig. 4, the carrier adjustment assembly 14 of the present embodiment includes a first adjustment plate 141, a first driving element 142 for driving the first adjustment plate 141 to move along the circumferential direction of the turntable 12, a second adjustment plate 143, and a second driving element 144 for driving the second adjustment plate 143 to move along the radial direction of the turntable 12. The carrier 11 is fixedly installed on the first adjusting plate 141, the first adjusting plate 141 is slidably installed on the second adjusting plate 143, the second adjusting plate 143 is slidably installed on the turntable 12, the position of the carrier 11 in the circumferential direction of the turntable 12 can be adjusted by using the first adjusting plate 141 and the first driving member 142, and the position of the carrier 11 in the radial direction of the turntable 12 can be adjusted by using the second adjusting plate 143 and the second driving member 144, so as to adjust the concentricity of the carrier 11 and the turntable 12. As some optional embodiments, the first driving member 142 and the second driving member 144 may select a screw, a cylinder, or the like driving structure. In addition, the turntable 12, the first adjusting plate 141 and the second adjusting plate 143 may be further provided with a reference line, a guide groove, and other structures to assist position adjustment.

Specifically, as shown in fig. 5, the first material taking and placing mechanism 2 may include a feeder 21, a flexible vibration plate 22, an upper CCD positioning assembly 23, a robot 24, and a lower CCD positioning assembly 25, and the robot 24 may perform multi-axis motion. Wherein the feeder 21 is used to feed the material to a flexible vibratory pan 22, the flexible vibratory pan 22 being capable of dispersing the material by vibration. Go up CCD locating component 23 and locate the top of flexible vibration dish 22, go up CCD locating component 23 and can fix a position the material in the flexible vibration dish 22 to with position coordinate feedback to manipulator 24, the manipulator 24 of this embodiment can be configured into the four-axis motion mode. The lower CCD positioning component 25 is arranged below the manipulator 24, and the lower CCD positioning component 25 can position the material sucked by the manipulator 24. The manipulator 24 can accurately transfer the materials in the flexible vibration disc 22 to the carrier 11 by combining the positioning information of the upper CCD positioning assembly 23 and the lower CCD positioning assembly 25. Furthermore, in order to conveniently position the material in the flexible vibration disk 22 by the CCD positioning assembly 23, side light sources 26 are further provided on both sides of the flexible vibration disk 22.

The structure of the second material taking and placing mechanism 3 is the same as that of the first material taking and placing mechanism 2, and since the TCO generally comprises two nickel sheets, the number of the second material taking and placing mechanisms 3 is preferably two, and the two second material taking and placing mechanisms 3 are respectively used for conveying the nickel sheets a and the nickel sheets B.

Further, in order to improve the yield, a CCD vision polarization detection mechanism 6 and an NG material discharge mechanism 7 may be provided between the second material taking and placing mechanism 3 and the laser welding mechanism 4. The CCD vision deviation detecting mechanism 6 is used for detecting whether materials in the carrier 11 are placed well or not, and the NG material discharging mechanism 7 can discharge the materials (namely NG materials) which are not placed well in the carrier 11.

As some alternative embodiments, as shown in fig. 6, the NG material discharging mechanism 7 in this embodiment includes a translation assembly 71, a lifting assembly 72, an NG material taking assembly 73, and an NG material tank 74. Wherein, elevating component 72 is installed to translation subassembly 71, NG gets material subassembly 73 and is installed to elevating component 72, and translation subassembly 71 and elevating component 72 cooperate and realize NG and get the removal of material subassembly 73. When the CCD vision deviation detecting mechanism 6 detects that NG materials exist in the carrier 11, the translation assembly 71 and the lifting assembly 72 can drive the NG material taking assembly 73 to move to the upper side of the carrier 11, and after the NG material taking assembly 73 takes out the NG materials, the translation assembly 71 and the lifting assembly 72 move the NG material taking assembly 73 to the NG material box 74 to take out the materials.

Further, the NG material taking assembly 73 in this embodiment includes a plurality of material taking members 731 (vacuum chuck, electromagnetic chuck, clamping jaw, etc.) for absorbing NG materials and material taking cylinders 732 for driving the material taking members 731 to descend for taking materials, and the material taking cylinders 732 correspond to the material taking members 731 one by one, and can independently drive the corresponding material taking members 731 to absorb NG materials. In addition, the translation assembly 71 and the lifting assembly 72 can be linear driving mechanisms such as a linear motor, an air cylinder, a screw rod and the like.

As some optional embodiments, as shown in fig. 7, the blanking conveying mechanism 5 in this embodiment includes a blanking assembly 51, a servo sliding table 52 for driving the blanking assembly 51 to move transversely, and a lifting cylinder 53 for driving the blanking assembly 51 to move longitudinally. When the carrier 11 moves to the blanking station, the servo sliding table 52 and the lifting cylinder 53 can drive the blanking assembly 51 to move to the upper side of the carrier 11, and after the blanking assembly 51 takes out the welded materials, the servo sliding table 52 and the lifting cylinder 53 move the blanking assembly 51 to the subsequent station for blanking.

Further, the blanking assembly 51 in the present embodiment may include a blanking member 511 (vacuum chuck, electromagnetic chuck, clamping jaw, etc.) for sucking the welded material, and a blanking cylinder 512 for driving the blanking member 511 to descend to take out the welded material. The servo slide table 52 and the lifting cylinder 53 may be replaced with other linear driving mechanisms such as a linear motor and a lead screw.

In addition, a function testing mechanism 8 (a resistance tester, a test probe and the like) for testing whether the functions of the welded fuse and the nickel plate are normal can be arranged between the laser welding mechanism 4 and the blanking conveying mechanism 5; a CCD (charge coupled device) leakage detecting mechanism 9 for identifying whether missing materials are not taken out in the carrier 11 is arranged between the blanking and carrying mechanism 5 and the first material taking and placing mechanism 2; a welding spot detection mechanism 10 (comprising an upper set of CCD and a lower set of CCD) and the like for detecting whether welding spots are qualified are arranged on one side of the blanking and carrying mechanism 5, so that various detection mechanisms are utilized to detect and identify defective products such as poor placement, poor functions, poor welding and the like. Correspondingly, a defective product discharging assembly 54 can be arranged on the blanking and carrying mechanism 5, defective products detected and identified by the detection mechanism are taken out by the defective product discharging assembly 54 (the blanking assembly 51 is referred to in the specific structure and the working process), the defective products are effectively prevented from flowing out to the subsequent station, and the product quality is ensured.

The specific working process of this embodiment is as follows:

(1) Feeder 21 delivers the fuse (or Breaker) to flexible vibratory pan 22;

(2) The flexible vibration disc 22 is started to vibrate the material away, the product is initially positioned through the upper CCD positioning assembly 23, and the position coordinate is fed back to the manipulator 24;

(3) The fuse is taken out by the mechanical arm 24 through the mechanical arm, the air cylinder, the sucking disc and other components, and the taken-out fuse is secondarily positioned through the lower CCD positioning component 25, so that the fuse can be accurately placed in the carrier 11 by the mechanical arm 24;

(4) The synchronous steps (1), (2) and (3) are that the nickel sheet A and the nickel sheet B are respectively placed in the carrier 11 by utilizing the two second material taking and placing mechanisms 3;

(5) Whether the materials in the carrier 11 are placed well or not is detected through the CCD visual deviation detecting mechanism 6, and the materials which are not placed well are discharged through the NG material discharging mechanism 7, so that rear-section welding scrapping caused by poor material placement is avoided;

(6) Laser welding the well placed fuse and the nickel sheet, and detecting whether the welding pressing claw is stuck by a laser sensor;

(7) Testing whether the functions of the welded fuse and the nickel plate are normal (whether the fuse and the nickel plate can be normally conducted or not and whether the internal resistance is in a specified resistance value range or not) through a resistance tester, a test probe and other function testing mechanisms 8;

(8) Welding spot detection is carried out through the welding spot detection mechanism 10, and poor welding such as welding explosion, cold welding, welding penetration and the like is identified;

(9) Products with poor functions and poor welding are independently taken out and stored, and the defective products are prevented from flowing out to subsequent stations;

(10) Whether missing materials are left in the carrier 11 or not is identified through the CCD leakage detecting mechanism 9, and the phenomenon of material pressing of subsequent circulating stations is avoided.

The principle and the implementation of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understand the technical solution and the core idea of the present invention; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present invention in its various embodiments.

Claims

1. An automatic assembly welding machine for TCO fuses is characterized by comprising:

the rotary table mechanism is uniformly provided with a plurality of carriers;

the laser welding mechanism is used for carrying out laser welding on the fuse and the nickel plate which are placed well; and

the blanking and carrying mechanism is used for conveying welded materials;

first drop feed mechanism, the second of getting is got drop feed mechanism, laser welding mechanism and unloading transport mechanism and is centers on carousel mechanism sets gradually, and, the carrier can intermittent type under the drive of carousel mechanism removes, so that the carrier passes through in proper order first drop feed mechanism, the second of getting is got drop feed mechanism, laser welding mechanism and the station that unloading transport mechanism corresponds.

2. The TCO fuse automatic assembly welder of claim 1, wherein: the first material taking and placing mechanism and the second material taking and placing mechanism respectively comprise a feeder, a flexible vibration disc, an upper CCD positioning assembly, a manipulator and a lower CCD positioning assembly; the feeder is used for conveying materials to the flexible vibrating disk, and the flexible vibrating disk is used for vibrating the materials; the upper CCD positioning assembly is arranged above the flexible vibration disc, and the lower CCD positioning assembly is arranged below the manipulator; the upper CCD positioning assembly is used for positioning the materials in the flexible vibration disc and feeding back position coordinates to the manipulator; the manipulator is used for transferring the materials in the flexible vibration disc to the carrier; the lower CCD positioning assembly is used for positioning the material on the manipulator.

3. The TCO fuse automatic assembly welder of claim 2, wherein: and side light sources are arranged on two sides of the flexible vibration disk.

4. The TCO fuse automatic assembly welder of claim 3, wherein: the number of the second material taking and placing mechanisms is two.

5. The TCO fuse automatic assembly welder of claim 1, wherein: the turntable mechanism comprises a turntable and a cam divider for driving the turntable to rotate intermittently; the carriers are uniformly distributed along the circumferential direction of the turntable.

6. The TCO fuse automatic assembly welder of claim 5, wherein: the turntable is uniformly provided with a plurality of carrier adjusting assemblies, the carriers are installed on the carrier adjusting assemblies one by one, and the carrier adjusting assemblies are used for adjusting the concentricity of the carriers and the turntable.

7. The TCO fuse automatic assembly welder of claim 1, wherein: a CCD (charge coupled device) visual polarization detection mechanism and an NG (natural gas) material discharge mechanism are arranged between the second material taking and placing mechanism and the laser welding mechanism; CCD vision deviation detecting mechanism is used for detecting whether the material in the carrier is placed well, and NG material discharge mechanism is used for discharging the material which is placed badly in the carrier.

8. The TCO fuse automatic assembly welder of claim 1, wherein: and a function testing mechanism for testing whether the functions of the welded fuse and the nickel plate are normal is arranged between the laser welding mechanism and the blanking carrying mechanism.

9. The TCO fuse automatic assembly welder of claim 1, wherein: and a welding spot detection mechanism for detecting whether the welding spots are qualified or not is arranged on one side of the blanking and carrying mechanism.

10. The TCO fuse automatic assembly welder of claim 1, wherein: and a CCD leakage detection mechanism for identifying whether missing materials are not taken out in the carrier is arranged between the blanking carrying mechanism and the first taking and placing mechanism.