CN114252039A

CN114252039A - Thickness test equipment of battery

Info

Publication number: CN114252039A
Application number: CN202010997652.2A
Authority: CN
Inventors: 陈伟; 贺京玮
Original assignee: Kunshan Ju Innovative Energy Technology Co Ltd
Current assignee: Kunshan Ju Innovative Energy Technology Co Ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2022-03-29

Abstract

The invention discloses a thickness test device of a battery, which comprises: a base; the carrier mechanism comprises a first driving piece and an object stage connected with the first driving piece, the first driving piece is arranged on the base, and the object stage can be driven to move between an object carrying position and a testing position by the first driving piece; the pressing mechanism is arranged on the base and is far away from the object carrying position, the pressing mechanism comprises a pressing plate, and when the object carrying table is located at the testing position, the pressing plate can move downwards to press the battery to be tested on the object carrying table; the thickness detection piece is arranged on the base, and when the pressing plate presses the battery to be detected, the thickness detection piece is used for detecting the distance between the pressing plate and the objective table so as to obtain the thickness of the battery to be detected. According to the invention, the objective table of the carrier mechanism moves between the objective position and the test position, the pressing mechanism is arranged far away from the objective position, the thickness of the battery to be tested is detected and obtained by the thickness detection piece, an operator can be far away from the test position during operation, and the overall safety is high.

Description

Thickness test equipment of battery

Technical Field

The invention relates to the technical field of battery production, in particular to a thickness testing device for a battery.

Background

The thickness of the battery needs to be tested during the production of the power battery to detect whether the product is qualified, however, the operator is close to the test position in the existing thickness testing device of the battery, which easily causes mechanical rolling and causes potential safety hazards.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a thickness testing device of a battery, which aims to solve the problem that the existing thickness testing device of the battery is low in safety.

According to an embodiment of the present invention, a thickness test apparatus for a battery includes: a base; the carrier mechanism comprises a first driving piece and an object stage connected with the first driving piece, the first driving piece is arranged on the base, and the object stage can be driven to move between an object carrying position and a testing position by the first driving piece; the pressing mechanism is arranged on the base and is far away from the object carrying position, the pressing mechanism comprises a pressing plate, and when the object carrying table is located at the testing position, the pressing plate can move downwards to press the battery to be tested on the object carrying table; the thickness detection piece is arranged on the base, and when the pressing plate presses the battery to be detected, the thickness detection piece is used for detecting the distance between the pressing plate and the object stage so as to obtain the thickness of the battery to be detected.

According to the thickness testing equipment of the battery, the objective table of the carrier mechanism moves between the objective position and the testing position, the pressing mechanism is arranged far away from the objective position, the thickness of the battery to be tested is detected and obtained by the thickness detection piece, an operator can be far away from the testing position during operation, the overall safety is high, the automation degree is high, and the probability of safety accidents can be reduced.

In some embodiments, the carrier mechanism further comprises: the induction piece is arranged on the objective table; establish first detection piece and second detection piece on the base, first detection piece is in carry thing position department to detect when the response piece, control first driving piece stop motion, the second detection piece is in test position department detects when the response piece, control first driving piece stop motion.

In some embodiments, the carrier mechanism further comprises: the guide rails are arranged on two sides of the base, which are positioned in the moving direction of the object stage, and the object stage is movably arranged on the guide rails; the buffer part is arranged on one side of the loading position, which is far away from the testing position, so that the object stage is elastically stopped against the object stage when moving to the loading position.

In some embodiments, the pressing mechanism further comprises: a supporting seat; the second driving piece is arranged above the supporting seat, and an output shaft of the second driving piece penetrates through the supporting seat and is connected with the pressing plate so as to drive the pressing plate to vertically lift; the fixed column, the fixed column sets up along vertical direction, the one end of fixed column is connected supporting seat and the other end are connected the base, the clamp plate is movably established on the fixed column.

Optionally, the pressing mechanism further includes: a guide assembly disposed between the output shaft of the second drive member and the pressure plate, the guide assembly comprising: the guide post is vertically movably arranged on the supporting seat; the connecting seat is arranged at the bottom of the guide post, one side of the connecting seat is connected with the output shaft of the second driving piece, and the other side of the connecting seat is connected with the pressing plate.

In some embodiments, the thickness test apparatus further comprises: the operation panel is arranged on the base and provided with a first switch and a second switch, the first switch is electrically connected with the carrier mechanism, and the second switch is electrically connected with the pressing mechanism.

In some embodiments, the thickness test apparatus further comprises: the third detects the piece, the position of base all is equipped with the third and detects the piece the both sides of the moving direction of objective table, just the third detects the piece and establishes carry keeping away from of thing position one side of test position, when both sides detect between the third detect the piece when having the barrier to pass through, control carrier mechanism with push down the mechanism stop action.

In some embodiments, the thickness test apparatus further comprises: the protection casing, the protection casing is established on the base, carrier mechanism with it establishes to push down the mechanism in the protection casing, the protection casing has first uncovered, it establishes to carry the thing position first uncovered department.

Optionally, the top of the protective cover is provided with a second opening, and a part of the pressing mechanism extends out of the second opening; the protection casing is located at least one side of the moving direction of objective table is equipped with the third uncovered department, but third uncovered department is equipped with the visual window.

Optionally, the thickness testing apparatus further includes: the touch screen is arranged on the protective cover; the power switch is arranged on the protective cover; the emergency stop switch is arranged on the protective cover; the electric cabinet is arranged on the base and is electrically connected with the touch screen, the power switch, the emergency stop switch, the carrier mechanism and the pressing mechanism.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a first schematic perspective view of a thickness testing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a thickness testing apparatus according to an embodiment of the present invention.

Reference numerals:

100. thickness testing equipment;

10. a base;

20. a carrier mechanism; 21. a first driving member; 22. an object stage; 23. a sensing member; 24. a first detecting member; 25. a second detecting member; 26. a guide rail; 27. a buffer member;

30. a pressing mechanism; 31. pressing a plate; 32. a supporting seat; 33. a second driving member; 34. fixing a column; 35. a guide post; 36. a connecting seat;

40. an operation table; 401. a first switch; 402. a second switch;

50. a third detecting member;

60. a protective cover; 601. a first opening; 602. a second opening; 603. a third opening; 604. an alarm lamp;

70. a touch screen; 80. a power switch; 90. a scram switch;

001. a battery to be tested; 002. an electric cabinet.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A thickness test apparatus 100 for a battery according to an embodiment of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1, a thickness test apparatus 100 for a battery according to an embodiment of the present invention includes: a base 10, a carrier mechanism 20, a pressing mechanism 30, a thickness detector (not shown).

The carrier mechanism 20 includes a first driving member 21 and a stage 22 connected to the first driving member 21, the first driving member 21 is disposed on the base 10, and the stage 22 is driven by the first driving member 21 to move between a loading position and a testing position. The pressing mechanism 30 is disposed on the base 10 and far away from the object position, the pressing mechanism 30 includes a pressing plate 31, and when the object table 22 is in the testing position, the pressing plate 31 can move downward to press the battery 001 to be tested on the object table 22. The thickness detection piece is arranged on the base 10, and when the pressing plate 31 presses the battery 001 to be detected, the thickness detection piece is used for detecting the distance between the pressing plate 31 and the objective table 22 so as to obtain the thickness of the battery 001 to be detected.

It can be understood that, when the battery 001 that awaits measuring carries out the thickness test, place the objective table 22 of the battery 001 that awaits measuring in the thing position department, first driving piece 21 drives objective table 22 and removes to the test position, and mechanism 30 work pushes down this moment, and clamp plate 31 downstream compresses tightly the battery 001 that awaits measuring on the objective table 22, measures the thickness of the battery 001 that awaits measuring through the thickness detection piece.

According to the thickness testing device 100 for the battery, the objective table 22 of the carrier mechanism 20 moves between the objective position and the testing position, the pressing mechanism 30 is arranged far away from the objective position, the thickness of the battery 001 to be tested is detected and obtained by the thickness detection piece, an operator can be far away from the testing position during operation, the overall safety is high, the automation degree is high, and the probability of safety accidents can be reduced.

In some embodiments, as shown in fig. 1, the carrier mechanism 20 further includes a sensing element 23, a first detecting element 24, and a second detecting element 25. The sensing piece 23 is arranged on the object stage 22; the first detecting part 24 and the second detecting part 25 are arranged on the base 10, when the first detecting part 24 detects the sensing part 23 at the loading position, the first driving part 21 is controlled to stop acting, and when the second detecting part 25 detects the sensing part 23 at the testing position, the first driving part 21 is controlled to stop acting. That is, the sensing operation of the first sensing member 24, the second sensing member 25 and the sensing member 23 ensures that the object stage 22 moves between the object position and the testing position, thereby improving the safety of the operation of the carrier mechanism 20.

Optionally, the first detecting member 24 and the second detecting member 25 are sensors, and the sensing member 23 is a sensing piece, such as a photoelectric sensor, a laser sensor, or a displacement sensor, to facilitate detection of the sensing piece. Of course, the types of the sensing member 23, the first detecting member 24 and the second detecting member 25 are not limited thereto and thus will not be described herein.

In some embodiments, as shown in fig. 1, carrier mechanism 20 further includes a rail 26 and a buffer 27. The base 10 is located the moving direction's of objective table 22 both sides and all is equipped with guide rail 26, and objective table 22 is movably established on guide rail 26, and then the both sides of objective table 22 are passed through guide rail 26 and are slided and establish on base 10, and guide rail 26 provides the guide effect, guarantees that objective table 22's motion process is stable and reliable. The buffer 27 is disposed on the side of the loading position away from the testing position to elastically stop against the loading platform 22 when the loading platform 22 moves to the loading position, and the buffer 27 provides a buffer function for the loading platform 22, thereby improving the safety of the operation of the carrier mechanism 20.

Optionally, the buffer 27 is a spring buffer or a rubber buffer pad, and has a simple structure and a good buffering effect. Of course, the buffer 27 is not limited thereto and will not be described herein.

Optionally, the first driving member 21 is any one of a rodless cylinder, a hydraulic cylinder, and an electric push rod. Of course, the first driving member 21 may have other driving structures, which will not be described in detail herein.

In some embodiments, as shown in fig. 1, the pressing mechanism 30 further includes a supporting base 32, a second driving member 33, and a fixing post 34. The second driving member 33 is disposed above the supporting seat 32, and an output shaft of the second driving member 33 passes through the supporting seat 32 and is connected to the pressing plate 31 to drive the pressing plate 31 to vertically lift, i.e., the second driving member 33 provides a power for pressing down or returning up the pressing plate 31. The fixed column 34 is arranged along the vertical direction, one end of the fixed column 34 is connected with the supporting seat 32, the other end of the fixed column 34 is connected with the base 10, the pressing plate 31 is movably arranged on the fixed column 34, the fixed column 34 can fix the supporting seat 32 on the base 10, meanwhile, the guiding effect on the pressing plate 31 is provided, and the stable and reliable up-and-down motion of the pressing plate 31 is guaranteed.

Optionally, the second driving member 33 is any one of an air cylinder, a hydraulic cylinder, and an electric push rod. Of course, the first driving member 21 may have other driving structures, which will not be described in detail herein.

Optionally, as shown in fig. 1, the pressing mechanism 30 further includes a guiding assembly disposed between the output shaft of the second driving member 33 and the pressing plate 31, the guiding assembly includes a guiding post 35 and a connecting seat 36, the guiding post 35 is vertically movably disposed on the supporting seat 32; the connecting base 36 is disposed on the bottom of the guiding column 35, one side of the connecting base 36 is connected to the output shaft of the second driving member 33, and the other end is connected to the pressing plate 31. That is to say, through connecting seat 36 sliding on guide post 35, guide post 35 can provide the direction to the motion of the output shaft of second driving piece 33 and support to guarantee the stability and the reliability of second driving piece 33 work, guide post 35 and fixed column 34 can realize two times of motion direction in pushing down mechanism 30 working process, further improve the security.

In some embodiments, as shown in fig. 1 and 2, the thickness testing apparatus 100 further includes an operation table 40, the operation table 40 being provided on the base 10, the operation table 40 having a first switch 401 and a second switch 402. The first switch 401 is electrically connected to the carrier mechanism 20, and is used for controlling the carrier mechanism 20 to start or stop, i.e. controlling the stage 22 to move or stop. The second switch 402 is electrically connected to the pressing mechanism 30 for controlling the start or stop of the pressing mechanism 30, i.e., the movement or stop of the pressing plate 31.

In some embodiments, as shown in fig. 2, the thickness testing apparatus 100 further includes a third detecting member 50, the third detecting member 50 is disposed on both sides of the base 10 in the moving direction of the stage 22, and the third detecting member 50 is disposed on a side of the carrying position away from the testing position, and when an obstacle is detected to pass through between the third detecting members 50 on both sides, the carrier mechanism 20 and the pressing mechanism 30 are controlled to stop. It can be understood that, in the working process of the thickness testing device 100, when the operator is close to the working area between the loading position and the testing position by mistake, the third detecting element 50 detects and controls the carrier mechanism 20 and the pressing mechanism 30 to stop in time, so as to avoid the occurrence of potential safety hazards and further improve the safety of the device.

Optionally, the third detecting element 50 is a safety grating, so that the control is simple and the detection is sensitive. The third detecting element 50 may also be a displacement sensor, which also has a safety detecting function, and of course, the third detecting element 50 is not limited thereto and will not be described herein again.

In some embodiments, as shown in fig. 2, the thickness testing apparatus 100 further includes a protective cover 60, the protective cover 60 is disposed on the base 10, the carrier mechanism 20 and the pressing mechanism 30 are disposed in the protective cover 60, the protective cover 60 has a first opening 601, and the carrying position is disposed at the first opening 601. That is, the protection cover 60 isolates the carrier mechanism 20 and the pressing mechanism 30 separately, and is used for loading the battery 001 to be tested through the first opening 601, so that the safety of personnel operation and the safety of each internal structure can be further improved.

Optionally, as shown in fig. 2, the top of the protecting cover 60 has a second opening 602, and a portion of the pressing mechanism 30 extends out of the second opening 602, it can be understood that the pressing mechanism 30 has a larger height dimension due to providing a pressing operation in the vertical direction, and in this way, the size of the protecting cover 60 in the height direction can be reduced, the material of the protecting cover 60 is saved, and the cost is reduced. At least one side of the protection cover 60, which is located in the moving direction of the object stage 22, is provided with a third opening 603, and a visible window (not shown in the figure) is arranged at the third opening 603, so that the work of the carrier mechanism 20 and the pressing mechanism 30 inside the protection cover 60 can be conveniently observed through the visible window, and operation faults can be conveniently and timely checked, for example, the left side of the protection cover 60 is provided with the third opening 603 and the visible window; or, a third opening 603 and a visual window are arranged on the right side; or, the third opening 603 and the visible window are arranged on the left side and the right side simultaneously, so that the observation effect brought by the simultaneous arrangement of the left side and the right side is better.

Optionally, as shown in fig. 2, the thickness testing apparatus 100 further includes a touch screen 70, a power switch 80, an emergency stop switch 90, and an electric cabinet 002. The touch screen 70 is disposed on the shield cover 60 and is used for displaying operation information of the apparatus and inputting manipulation instructions. The power switch 80 is arranged on the protective cover 60 and used for controlling the power on-off of the whole equipment. A scram switch 90, the scram switch 90 is provided on the shield 60 to cut off power in time in an emergency. The electric cabinet 002 is arranged on the base 10, and the electric cabinet 002 is electrically connected with the touch screen 70, the power switch 80, the emergency stop switch 90, the carrier mechanism 20 and the pressing mechanism 30.

In some embodiments, as shown in fig. 2, a warning lamp 604 is provided on the protection cover 60, and the warning lamp 604 is electrically connected to the electric control box 002 to warn when the carrier mechanism 20 and/or the pressing mechanism 30 malfunctions.

In some embodiments, the thickness detection element is a displacement sensor, and certainly, the thickness detection element may also be other sensors, which are not described herein again.

One embodiment of the thickness test apparatus 100 of the present invention will be described with reference to the accompanying drawings.

As shown in fig. 1 and 2, a thickness test apparatus 100 for a battery includes: the device comprises a base 10, a carrier mechanism 20, a pressing mechanism 30, a thickness detection piece (not shown), an operation table 40, a third detection piece 50, a protective cover 60, a touch screen 70, a power switch 80 and an emergency stop switch 90.

The carrier mechanism 20 includes a first driving member 21, a stage 22, a sensing member 23, a first detecting member 24, a second detecting member 25, a guide rail 26, and a buffer member 27. The stage 22 is connected to the first driving member 21, and the first driving member 21 is disposed on the base 10. The first drive member 21 is operable to move the stage 22 between a loading position and a testing position. The sensing piece 23 is arranged on the object stage 22; the first detection piece 24 and the second detection piece 25 are arranged on the base 10, the first detection piece 24 controls the first driving piece 21 to stop acting when detecting the induction piece 23 at the loading position, the second detection piece 25 controls the first driving piece 21 to stop acting when detecting the induction piece 23 at the testing position, the first detection piece 24 and the second detection piece 25 are sensors, and the induction piece 23 is an induction sheet. The base 10 is provided with guide rails 26 on both sides in the moving direction of the stage 22, and the stage 22 is movably provided on the guide rails 26. The buffer 27 is disposed on the loading position on the side away from the testing position to elastically stop against the loading platform 22 when the loading platform 22 moves to the loading position, the buffer 27 is a spring buffer, and the first driving member 21 is a rodless cylinder.

The pressing mechanism 30 is disposed on the base 10 and away from the loading position, and the pressing mechanism 30 includes a pressing plate 31, a supporting seat 32, a second driving member 33, a fixing column 34, a guiding column 35, and a connecting seat 36. When stage 22 is in the testing position, platen 31 may be moved downward to compress battery 001 under test on stage 22. The second driving piece 33 is arranged above the supporting seat 32, the second driving piece 33 is an air cylinder, an output shaft of the second driving piece 33 penetrates through the supporting seat 32 and is connected with the pressing plate 31, the fixed column 34 is arranged along the vertical direction, one end of the fixed column 34 is connected with the supporting seat 32, the other end of the fixed column 34 is connected with the base 10, the pressing plate 31 is movably arranged on the fixed column 34, and the guide column 35 is vertically movably arranged on the supporting seat 32; the connecting base 36 is disposed on the bottom of the guiding column 35, one side of the connecting base 36 is connected to the output shaft of the second driving member 33, and the other end is connected to the pressing plate 31.

The thickness detection piece is arranged on the base 10, when the pressing plate 31 compresses the battery 001 to be detected, the thickness detection piece is used for detecting the distance between the pressing plate 31 and the objective table 22 so as to obtain the thickness of the battery 001 to be detected, and the thickness detection piece is a displacement sensor.

The console 40 is provided on the base 10, and the console 40 has a first switch 401 and a second switch 402. The first switch 401 is electrically connected to the carrier mechanism 20, and the second switch 402 is electrically connected to the pressing mechanism 30.

The two sides of the base 10 in the moving direction of the object stage 22 are both provided with the third detecting element 50, and the third detecting element 50 is arranged on one side of the object carrying position far away from the testing position, when the passing of an obstacle is detected between the third detecting elements 50 on the two sides, the carrier mechanism 20 and the pressing mechanism 30 are controlled to stop, and the third detecting element 50 is a safety light grating.

The protective cover 60 is arranged on the base 10, the carrier mechanism 20 and the pressing mechanism 30 are arranged in the protective cover 60, the protective cover 60 has a first opening 601, the object carrying position is arranged at the first opening 601, the top of the protective cover 60 has a second opening 602, the part of the pressing mechanism 30 extends out of the second opening 602, the two sides of the protective cover 60, which are located in the moving direction of the object stage 22, are provided with third openings 603, and the positions of the third openings 603 are provided with a visual window (not shown).

The touch screen 70 is disposed on the shield cover 60 and is used for displaying operation information of the apparatus and inputting manipulation instructions. The power switch 80 is arranged on the protective cover 60 and used for controlling the power on-off of the whole equipment. A scram switch 90, the scram switch 90 is provided on the shield 60 to cut off power in time in an emergency. Electric cabinet 002, electric cabinet 002 are established on base 10, and electric cabinet 002 is connected with touch-sensitive screen 70, switch 80, scram switch 90, carrier mechanism 20 and push down mechanism 30 electricity.

The protective cover 60 is provided with an alarm lamp 604, and the alarm lamp 604 is electrically connected with the electric control box 002 to give an alarm when the carrier mechanism 20 and/or the pressing mechanism 30 fails.

Other constitutions and the like and operations of the thickness testing apparatus 100 for a battery according to an embodiment of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A thickness test apparatus of a battery, comprising:

a base;

the carrier mechanism comprises a first driving piece and an object stage connected with the first driving piece, the first driving piece is arranged on the base, and the object stage can be driven to move between an object carrying position and a testing position by the first driving piece;

the pressing mechanism is arranged on the base and is far away from the object carrying position, the pressing mechanism comprises a pressing plate, and when the object carrying table is located at the testing position, the pressing plate can move downwards to press the battery to be tested on the object carrying table;

the thickness detection piece is arranged on the base, and when the pressing plate presses the battery to be detected, the thickness detection piece is used for detecting the distance between the pressing plate and the object stage so as to obtain the thickness of the battery to be detected.

2. The battery thickness testing apparatus of claim 1, wherein the carrier mechanism further comprises:

the induction piece is arranged on the objective table;

establish first detection piece and second detection piece on the base, first detection piece is in carry thing position department to detect when the response piece, control first driving piece stop motion, the second detection piece is in test position department detects when the response piece, control first driving piece stop motion.

3. The battery thickness testing apparatus of claim 1, wherein the carrier mechanism further comprises:

the guide rails are arranged on two sides of the base, which are positioned in the moving direction of the object stage, and the object stage is movably arranged on the guide rails;

the buffer part is arranged on one side of the loading position, which is far away from the testing position, so that the object stage is elastically stopped against the object stage when moving to the loading position.

4. The battery thickness testing apparatus of claim 1, wherein the pressing mechanism further comprises:

a supporting seat;

the second driving piece is arranged above the supporting seat, and an output shaft of the second driving piece penetrates through the supporting seat and is connected with the pressing plate so as to drive the pressing plate to vertically lift;

the fixed column, the fixed column sets up along vertical direction, the one end of fixed column is connected supporting seat and the other end are connected the base, the clamp plate is movably established on the fixed column.

5. The battery thickness testing apparatus of claim 4, wherein the pressing mechanism further comprises: a guide assembly disposed between the output shaft of the second drive member and the pressure plate, the guide assembly comprising:

the guide post is vertically movably arranged on the supporting seat;

the connecting seat is arranged at the bottom of the guide post, one side of the connecting seat is connected with the output shaft of the second driving piece, and the other side of the connecting seat is connected with the pressing plate.

6. The thickness test apparatus of a battery according to claim 1, further comprising:

the operation panel is arranged on the base and provided with a first switch and a second switch, the first switch is electrically connected with the carrier mechanism, and the second switch is electrically connected with the pressing mechanism.

7. The thickness test apparatus of a battery according to claim 1, further comprising:

the third detects the piece, the position of base all is equipped with the third and detects the piece the both sides of the moving direction of objective table, just the third detects the piece and establishes carry keeping away from of thing position one side of test position, when both sides detect between the third detect the piece when having the barrier to pass through, control carrier mechanism with push down the mechanism stop action.

8. The thickness test apparatus of a battery according to claim 1, further comprising:

the protection casing, the protection casing is established on the base, carrier mechanism with it establishes to push down the mechanism in the protection casing, the protection casing has first uncovered, it establishes to carry the thing position first uncovered department.

9. The battery thickness testing apparatus according to claim 8, wherein the top of the protective cover has a second opening, and a portion of the pressing mechanism protrudes through the second opening; the protection casing is located at least one side of the moving direction of objective table is equipped with the third uncovered department, but third uncovered department is equipped with the visual window.

10. The thickness test apparatus of a battery according to claim 8, further comprising:

the touch screen is arranged on the protective cover;

the power switch is arranged on the protective cover;

the emergency stop switch is arranged on the protective cover;

the electric cabinet is arranged on the base and is electrically connected with the touch screen, the power switch, the emergency stop switch, the carrier mechanism and the pressing mechanism.