KR20220153289A - Conveyor system for battery activation process - Google Patents

Abstract

The present invention relates to a conveyor system for a battery activation process, which is used to manufacture a battery used for an electric vehicle or the like, capable of minimizing vibrations of a cell transport tray when horizontally moving or diverting or rotating the cell transport tray, and eliminating an impact with a preceding cell transport tray to create the best working environment due to battery activation, thereby minimizing a fault rate of a complete product. In accordance with the present invention, the conveyor system includes: roller conveyors moving a cell transport tray horizontally; a belt type diverting means placed in the middle or end of a roller conveyor to move the cell transport tray to another roller conveyor by switching an advancing direction of the cell transport tray; and a rotating means installed in the middle of the roller conveyors to rotate the cell transport tray 180 degrees.

Description

Conveyor system for battery activation process

The present invention relates to a conveyor system for a battery activation process used when manufacturing batteries used in electric vehicles, etc. It is intended to provide a conveyor system for the battery activation process that minimizes the defective rate of finished products by minimizing vibration and eliminating impact with the preceding cell transport tray so that the best working environment according to battery activation is realized.

In general, a battery activation process for manufacturing a battery requires various processes, and assembly is performed while moving a cell transport tray.

It is used in the manufacturing line, and in the case of the conveyor, it is composed of a free flow chain method, and the buffer section is essential, so a stopper by an air cylinder with a cushion function is used, but there is a limit to mitigating the impact caused by the weight or speed of the product, There are various types of defect factors, such as shocks between products when a buffer is in use, vibration transferred from the chain being transmitted to the cell transport tray even in the waiting section of the buffer where the product is not moving, and shocks between the cell transport trays during the moving process. There is a problem that damage occurs and jamming occurs due to the resulting jamming.

In addition, in the case of the diverter (direction change) section, sliding occurs due to friction with the cell transport tray made of synthetic resin in the roller drive method. It is emerging as a factor of product defect.

In addition, in the case of the turntable rotation method, the entire conveyor rotates or the rotating plate installed in the conveyor rises after entering the product, rotates only the product, and then descends, resulting in a decrease in productivity due to an increase in working time.

On the other hand, as prior art related to battery manufacturing, Korean Patent Registration Publication (B1)10-0478597 (2005.03.28), Battery Cell Automatic Supply Device, Korean Patent Registration Publication (B1)10-0766428 (2007.10.12.) A battery pack manufacturing apparatus and manufacturing method therefor, Republic of Korea Patent Registration Publication (B1) No. 10-1347975 (2014.01.08.), an automated manufacturing line for battery packs, etc. are provided.

KR 100478597 B1 2005.03.28. KR 100766428 B1 2007.10.12. KR 101347975 B1 2014.01.08.

Therefore, the present inventor solves various problems in which defects occur in the battery activation process due to the vibration problem occurring in the process of moving the cell transportation tray in the conveyor system used in the conventional battery activation process and the problem of collision with the preceding cell transportation tray. Koza researched and developed the present invention.

That is, in the present invention, a roller conveyor is applied to move the cell transport tray horizontally, and a belt drive method or a wheel sorter drive method is applied as a direction change (diverter) means to reduce vibration of the cell transport tray. The technical task of the invention is to provide a conveyor system for the battery activation process that minimizes the defect rate of the finished product by minimizing the impact with the preceding cell transport tray so that the best working environment according to the activation of the battery is realized. completed the present invention.

In the present invention as a means for solving the problems, the first roller conveyor for horizontally moving the cell transport tray; a belt-type direction changing (diverter) means disposed at the middle or end of the roller conveyor to change the traveling direction of the cell transport tray and move it to another roller conveyor; It is characterized in that it includes a rotating means installed in the middle of the roller conveyor to rotate the cell transport tray by 180 degrees.

Second, the roller conveyor includes a plurality of rolling rollers arranged so that both ends of the roller shaft are supported on a conveyor support body installed side by side on the upper side of the post to match the width of the cell transport tray; Guide rails coupled to the upper side of the conveyor support on both sides to guide the cell transport tray; a power transmission means composed of a pulley and a belt installed to provide a driving force to the adjacent roller shaft of the rolling roller; It is characterized in that it is configured by arranging unit conveyors including a drive motor installed on any one of the roller shafts to provide driving force.

Third, the roller conveyor includes a plurality of rolling rollers arranged so that both ends of the roller shaft are supported on the conveyor support body to match the width of the cell transport tray; a power transmission means composed of a pulley and a belt installed to provide a driving force to the adjacent roller shaft; a drive motor installed on the conveyor support; It is characterized in that it comprises a drive means of a pulley and belt configuration installed on any one of the roller shafts and the drive motor shaft to provide driving force.

Fourth, the direction change (diverter) means includes at least two or more belt conveyors installed in the axial direction of the rollers between the rolling rollers of the direction change roller conveyor; a support member on which the belt conveyor is installed; an elevator platform to which the lower side of the support member is coupled; It is characterized in that it includes a lift cylinder installed on the conveyor support to lift the lift plate.

Fifth, the direction conversion (divutter) means includes a diverter support installed at the end or in the middle of the roller conveyor in a wheel sorter manner; a plurality of first shafts installed on the diverter support at right angles to the roller shaft and collectively driven by a first motor; a plurality of first omni wheels installed on the first shafts; second shafts installed at right angles to the first shaft to be supported on the diverter support body to be positioned between the first omniwheels installed on the first shafts and collectively driven by a second motor; It is characterized in that it includes a second omni wheel installed on the second axes.

Sixth, the rotating means includes a rotating conveyor support body installed side by side on the upper side of the column to match the width of the cell transport tray; It is installed on the upper side of the rotary conveyor support on both sides to guide the cell transport tray, and when the cell transport tray turns 180 degrees, it moves outward to prevent interference with the cell transport tray. a variable guide rail that is operated; It is installed on the rotating conveyor support body, and it is characterized in that it includes first and second rotating conveyors that couple the omni wheels to a plurality of support shafts and drive in the same direction or in opposite directions with motors for the first and second rotating conveyors.

In the case of using the conveyor system for a battery activation process provided by the present invention, the following effects are obtained.

-Since the roller conveyor is driven individually in the state of being partitioned into unit conveyors, the unit conveyor is stopped even in the buffer section, so the cell transport tray can be stably transported, and vibration and shock can be minimized during the transport process.

-Since it is composed of a narrow belt type as a direction changing means, it has high friction with the cell transport tray, so there is no slipping phenomenon, so there is no problem of twisting when the cell transport tray enters, and it is possible to minimize impact on the product by driving at low speed.

-If the wheel sorter method is applied as a direction changing means, it is possible to change the direction without raising the cell transport tray after entering horizontally, so the production time can be shortened.

-The wheel sorter method is applied as a rotating means, and variable guide rails, which are frame width adjusting means, are installed on both sides of the rotating means, so that the cell transport tray can be easily rotated in the reverse direction.

- In the case of the pulley and belt configuration applied to the roller conveyor, it is configured to provide high friction and tensile strength with low noise, so it can provide a pleasant working environment by reducing vibration and operating noise.

1 is a schematic plan view showing a part of a conveyor system for a battery activation process provided by the present invention
Figure 2 is a front view showing an embodiment of a roller conveyor that can be applied to the conveyor system for a battery activation process provided by the present invention
Figure 3 is a side view of Figure 2
Figure 4 is a plan view of Figure 2
5 is a front view showing another embodiment of a roller conveyor that can be applied to the conveyor system for a battery activation process provided by the present invention.
Figure 6 is a side view of Figure 5
7 is a front view showing one embodiment of a direction changing means that can be applied to the conveyor system for a battery activation process provided by the present invention.
Figure 8 is a front view extracted to show the operating state of the belt conveyor in Figure 7
Figure 9 is a side view of Figure 7
Figure 10 is a plan view of Figure 7
11 is a front view showing another embodiment of a direction changing means that can be applied to a conveyor system for a battery activation process provided by the present invention.
Figure 12 is a side view of Figure 11
Figure 13 is a plan view of Figure 11
14 is a front view showing one embodiment of a rotating means that can be applied to the conveyor system for a battery activation process provided by the present invention.
Figure 15 is a plan view of Figure 14

Hereinafter, a preferred embodiment of a conveyor system for a battery activation process provided by the present invention will be described based on the accompanying drawings.

1 is a schematic plan view showing a part of a conveyor system for a battery activation process provided by the present invention.

In general, a battery activation process for manufacturing a battery requires various processes, and assembling is performed while moving the cell transport tray 2 .

At this time, the cell transport tray 2 is moved by the conveyor system 1 for the battery activation process, as shown.

As shown in the figure, the conveyor system 1 for the battery activation process includes a roller conveyor 10 for horizontally moving the cell transport tray 2, and a cell transport tray 2 installed at an end or in the middle of the roller conveyor 10. A direction changing means 20 for moving in a direction perpendicular to the roller conveyor 10, a rotating means 30 for rotating the cell transport tray 2 by 180 degrees installed in the middle of the roller conveyor 10, and a cell transport tray (2) is achieved by a combination of stacking means (not shown) or the like for stacking and moving in two or three stages.

In the present invention, the configuration of the roller conveyor 10, the direction changing means 20, and the rotating means 30 in the conveyor system 1 for the battery activation process made as described above is actively improved to provide the cell transport tray 2 Vibration is minimized and there is no impact with the preceding cell transport tray 2, so that the best working environment according to battery activation can be realized.

Hereinafter, each member will be described in detail.

2 is a front view showing an embodiment of a roller conveyor that can be applied to the conveyor system for a battery activation process provided by the present invention, FIG. 3 is a side view of FIG. 2, and FIG. 4 is a plan view of FIG. will be.

In the roller conveyor 10 provided by the present invention, a conveyor support 11 is installed side by side on the upper side of the post 12 to match the width of the cell transport tray 2, and guide rails are installed on the upper side of the conveyor support 11 on both sides ( 13) is installed to guide the cell transport tray (2).

Between the conveyor supports 11 on both sides, unit conveyors 15 individually driven by a drive motor 14 are installed.

The unit conveyor 15 is installed so that the roller shafts 15b protruding on both sides of the rolling rollers 15a are rotatably supported by bearings.

At this time, a plurality of rolling rollers 15a are installed to match the cell transport tray 2, and as shown, four rolling rollers 15a are installed.

The rolling rollers 15a are configured to be collectively driven, and the driving is performed by directly connecting a driving motor 14 that provides driving force to any one of the roller shafts 15b, and the neighboring roller shafts 15b Power transmission between the two drives is provided by a power transmission means (15c) that installs a pulley on each drive shaft and couples the belt. At this time, the drive motor 14 may be configured to be supported by the conveyor support 11 .

In addition, a sensor 16 for detecting the cell transport tray 2 is installed on the unit conveyor 15 to detect the movement of the cell transport tray 2, and configured to interlock with the drive motor 14 for detection. When a signal from the sensor 16 is generated, the drive motor 14 may be configured to stop.

5 is a front view showing another embodiment of a roller conveyor that can be applied to a conveyor system for a battery activation process provided by the present invention, and FIG. 6 is a side view of FIG. 5 .

Another example of the roller conveyor 10 applied to the present invention has the same basic configuration as the unit conveyor 15 as shown in FIGS. 2 to 4, and the power transmission configuration of the rolling rollers 15a is different.

As shown in FIG. 5 or 6, it is driven by a drive motor 14 installed on the conveyor support 11 and a drive means 15d composed of pulleys and belts to provide driving force to any one of the roller shafts 15b. This can be achieved, and power transmission between neighboring roller shafts 15b is provided by a power transmission means 15c for installing a pulley on each roller shaft 15b and coupling a belt.

In the case of the power transmission means (15c) or drive means (15d) of the pulley and belt configuration applied to the embodiments of the roller conveyor (10), vibration is generated and operated by being configured to provide low noise and high frictional force and tensile strength Reduce noise to provide a pleasant working environment.

7 is a front view showing an embodiment of a direction changing means that can be applied to the conveyor system for a battery activation process provided by the present invention, and FIG. 8 is a front view taken from FIG. 7 to show the operating state of the belt conveyor. FIG. 9 is a side view of FIG. 7 , and FIG. 10 is a plan view of FIG. 7 .

In the direction changing means 20 to be provided in the present invention, a direction changing roller conveyor 21 having a lower height than the roller conveyor 10 composed of the unit conveyor 15 is placed at right angles to the roller conveyor 10 .

At this time, in the roller conveyor 21 for changing direction, a conveyor support 11 is installed side by side on the upper side of the support 12 to match the width of the cell transport tray 2, and a drive motor 14 is installed between the conveyor supports 11 on both sides. It is composed of a configuration in which rolling rollers 15a driven individually are installed, and it is okay to use the same configuration as the roller conveyor 10.

A belt conveyor 22 is installed in the axial direction of the rollers between the rolling rollers 15a constituting the direction changing roller conveyor 21.

At this time, the belt conveyor 22 is installed with a narrow width, and at least two or more are installed.

The belt conveyor 22 is supported by a support member 23, and it is natural that a motor (not shown) for driving the belt conveyor 22 is installed in the support member 23.

The lower side of the support member 23 is coupled to the lift plate 24, and the lift plate 24 is configured to be moved up and down by the lift cylinder 25 installed on the conveyor support body 11. At this time, a guide pin coupled to a guide bush installed on the conveyor support 11 is placed on the elevating table 24 so that a stable lifting operation can be achieved.

Reference numeral 29 is installed on the conveyor support 11 to stop the cell transport tray 2 when the cell transport tray 2 is transported by the belt conveyor 22 of the direction changing means 20 in the roller conveyor 10. It shows a stopper to do.

11 is a front view showing another embodiment of a direction changing means applicable to a conveyor system for a battery activation process provided by the present invention, FIG. 12 is a side view of FIG. 11, and FIG. 13 is a plan view of FIG. 11 it did

Another example of the direction changing means 20 to be provided in the present invention is to arrange the roller conveyor 10 composed of unit conveyors 15 at right angles, and to provide one configured in a wheel sort method at an angled part.

That is, the direction changing means 20 of the wheel sort method provided by the present invention installs the diverter support 26 at the end or the middle of the roller conveyor 10, and the roller shaft 15b is installed on the diverter support 26 A plurality of first shafts 27 are installed at right angles to the diverter support 26 so that they can be collectively driven by the first motor 27a fixedly installed.

A plurality of first omni wheels 27b are installed on the first shaft 27.

In addition, a plurality of second shafts 28 are installed at right angles to the first shafts 27 to be supported on the diverter support 26 so as to be positioned between the first omni wheels 27b installed on the first shafts 27. So that it can be collectively driven by the second motor 28a fixed to the diverter support 26.

A plurality of second omni wheels 28b are installed on the second shaft 28.

The first and second omni wheels 27b and 28b use purchased products known to be free-rotating rollers free-rotating at right angles to the outer circumference of the wheel body fixed to the shaft.

The second omni wheel 28b has a smaller diameter than the first omni wheel 27b and has the same height in a plane. This is because the first shaft 27 and the second shaft 28 are arranged at right angles so that there is no interference between the shafts, and the first and second omni wheels 27b and 28b move in surface contact with the cell transport tray 2. in order to be able to become

In addition, a detection sensor 16 for detecting the entering cell transport tray 2 is installed on the diverter support 26 to operate and stop the first and second motors 27a and 28a.

In this configuration, when the first shaft 27 is driven while the second shaft 28 is stopped, the cell transport tray 2 entering from the roller conveyor 10 located in the direction perpendicular to the first shaft 27 When is entered by the first omni wheel 27b installed on the first shaft 27 and detected by the sensor 16, the first motor 27a is stopped.

As described above, when the second shaft 28 is driven by the second motor 28a while the first shaft 27 is stopped, the cell transport tray 2 is moved by the second omni wheel 28b. , At this time, the first shaft 27 is in a stationary state, but the roller provided on the second omni wheel 28b freely rotates and the cell transport tray 2 moves naturally without shaking.

FIG. 14 is a front view showing one embodiment of a rotating means that can be applied to the conveyor system for a battery activation process provided by the present invention, and FIG. 15 is a plan view of FIG. 14 .

The rotating means 30 provided by the present invention is characterized in that the direction can be changed without raising the cell transport tray 2 .

Like the roller conveyor 10 provided in the present invention, the rotating conveyor supports 31 are installed side by side on the upper side of the posts 32 to match the width of the cell transport tray 2, and the upper sides of the rotating conveyor supports 31 on both sides The variable guide rail 33 is installed to guide the cell transport tray 2, and when the cell transport tray 2 turns 180 degrees, it moves outward so as not to interfere with the cell transport tray 2.

The variable guide rail 33 is movable by coupling the variable cylinder 34 having one end fixed to the rotary conveyor support 31. That is, the cell transport tray 2 can be guided in the inward movement state, and the cell transport tray 2 can be rotated by being positioned outside the diagonal of the cell transport tray 2 in the outward movement state.

In addition, in the present invention, the first and second rotary conveyors 35 and 36 are partitioned and installed in the rotary conveyor support 31.

The first and second rotary conveyors 35 and 36 have a plurality of support shafts 37 coupled so that both ends rotate in the middle between the variable guide rails 33 on both sides and the left and right rotary conveyor supports 31 when viewed from a plan view. The support shafts 37 constituting the first rotary conveyor 35 and the support shafts 37 constituting the second rotary conveyor 36 are respectively coupled to the omni wheel 38 of the rotary conveyor support body 31 To be collectively driven by the motors 39 and 40 for the first and second rotary conveyors installed in the

At this time, the first and second rotary conveyors 35 and 36 are driven in the same direction when passing the cell transportation tray 2, and when rotating the cell transportation tray 2, the first rotary conveyor 35 and the second rotary conveyor 35 What is necessary is just to rotate the rotating conveyor 36 in opposite directions to each other.

When the cell transport tray 2 is rotated 180 degrees using the rotation means 30 configured as above, the first and second rotation conveyors 35 of the rotation means 30 through the roller conveyor 10 (36) In a state where the cell transport tray 2 is supplied upward

By operating the variable cylinder 34 to move the variable guide rail 33 outward, and then rotating the first rotary conveyor 35 and the second rotary conveyor 36 in opposite directions, the cell transport tray 2 is omnidirectional. It is rotated by the wheel 38.

As described above, when the cell transport tray 2 is rotated 180 degrees by rotating the first rotating conveyor 35 and the second rotating conveyor 36 in opposite directions, the cell transport tray 2 is twisted. When the variable cylinder 34 is reversely operated to move the variable guide rail 33 inward, the twisted cell transport trays 2 are neatly aligned.

In addition, when aligned as described above, since the cell transport tray 2 is moved on the omni wheel 38, alignment is possible while minimizing shaking.

Although specific embodiments have been described in the detailed description of the present invention, various modifications are possible without departing from the scope of the present invention. Therefore, the protection scope of the present invention should not be limited to the described embodiments and should not be defined, but should be defined by the equivalents as well as the claims described later.

1: Conveyor system for battery activation process
2: tray for cell transport
10: roller conveyor 11: conveyor support
12: support 13: guide rail
14: drive motor 15: unit conveyor
15a: rolling roller 15b: roller shaft
15c: power transmission means 16: detection sensor
20: direction change means 21: roller conveyor for direction change
22: belt conveyor 23: support member
24: lift plate 25: lift cylinder
26: diverter support 27: first axis
27a: first motor 27b: first omni wheel
28: second axis 28a: second motor
28b: second omni wheel 30: rotation means
31: rotary conveyor support 32: support
33: variable guide rail 34: variable cylinder
35, 36: first and second rotary conveyors 37: support shaft
38: omni wheel 39, 40: motor for the 1st and 2nd rotation conveyors

Claims (6)

roller conveyors 10 that horizontally move the cell transport tray 2;
a belt-type direction changing (diverter) means 20 disposed at the middle or end of the roller conveyor 10 to change the traveling direction of the cell transport tray 2 and move it to another roller conveyor 10;
A conveyor system for a battery activation process, characterized in that it includes a rotating means (30) installed in the middle of the roller conveyor (10) to rotate the cell transport tray (2) by 180 degrees.
according to claim 1;
The roller conveyor 10 includes a plurality of rolling rollers arranged so that both ends of roller shafts 15b are supported on conveyor supports 11 installed side by side on the upper side of the posts 12 to match the width of the cell transport tray 2. (15a) and;
Guide rails 13 coupled to the upper side of the conveyor supports 11 on both sides to guide the cell transport tray 2;
a power transmission means (15c) composed of a pulley and a belt installed to provide a driving force to the adjacent roller shaft (15b) of the rolling roller (15a);
A conveyor system for a battery activation process, characterized in that the unit conveyor 15 including a drive motor 14 installed on any one of the roller shafts 15b to provide driving force is arranged in order.
according to claim 1;
The roller conveyor 10 includes a plurality of rolling rollers 15a arranged so that both ends of roller shafts 15b are supported on the conveyor support 11 to match the width of the cell transport tray 2;
a power transmission means (15c) composed of a pulley and a belt installed to provide a driving force to the adjacent roller shaft (15b);
a drive motor 14 installed on the conveyor support 11;
A conveyor system for a battery activation process, characterized in that it comprises a drive means (15d) of a pulley and belt configuration installed on any one of the roller shafts (15b) and the drive motor shaft to provide driving force.
according to claim 1;
The direction changing (diverter) means 20 includes at least two or more belt conveyors 22 installed in the axial direction of the rollers between the rolling rollers 15a of the direction changing roller conveyor 21;
a support member 23 on which the belt conveyor 22 is installed;
an elevator plate 24 to which the lower side of the support member 23 is coupled;
A conveyor system for a battery activation process, characterized in that it includes a lift cylinder (25) installed on the conveyor support (11) to lift the lift plate (24).
according to claim 1;
The direction conversion (divutter) means 20 includes a diverter support 26 installed at the end or in the middle of the roller conveyor 10 in a wheel sorter manner;
a plurality of first shafts 27 installed on the diverter support 26 at right angles to the roller shaft 15b and collectively driven by a first motor 27a;
a plurality of first omni wheels 27b installed on the first shafts 27;
Installed at right angles to the first shaft 27 to be supported on the diverter support 26 so as to be positioned between the first omni wheels 27b installed on the first shafts 27 and collectively driven by the second motor 28a With the second shaft (28) to be;
A conveyor system for a battery activation process, characterized in that it comprises a second omni wheel (28b) installed on the second shaft (28).
according to claim 1;
The rotating means 30 includes a rotating conveyor support 31 installed side by side on the upper side of the support 32 to match the width of the cell transport tray 2;
It is installed on the upper side of the rotary conveyor support 31 on both sides to induce the cell transport tray 2, and also rotates to prevent interference with the cell transport tray 2 by moving outward when the cell transport tray 2 turns 180 degrees. a variable guide rail 33 coupled with the variable cylinder 34 having one end fixed to the conveyor support 31;
It is installed on the rotating conveyor support body 31, combines the omni wheel 38 with a plurality of support shafts 37, and drives the first and second rotating conveyor motors 39 and 40 in the same direction or in opposite directions. Conveyor system for battery activation process, characterized in that it comprises a 1,2 rotation conveyor (35) (36).

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