CN218584008U

CN218584008U - Flatness detection device

Info

Publication number: CN218584008U
Application number: CN202222271226.8U
Authority: CN
Inventors: 胡小锋; 官欣; 眭朕杰
Original assignee: Contemporary Amperex Technology Co Ltd
Current assignee: Contemporary Amperex Technology Co Ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-03-07
Anticipated expiration: 2032-08-26

Abstract

The embodiment of the application provides a flatness detection device, which comprises a body, a support piece and a detection mechanism, wherein the body is provided with a positioning mechanism, the support piece is adjustably installed on the positioning mechanism in a position, and the detection mechanism is installed on the body and used for detecting the distance between a surface to be detected and the detection mechanism. The application provides a flatness detection device, overall structure is small and exquisite, practices thrift the space, and the manually operation of being convenient for certainly also can make this flatness detection device install external equipment on, for example manipulator etc. to remove through the manipulator, satisfy on-line measuring demand. In addition, the installation position of the supporting piece on the positioning mechanism is adjusted, so that the flatness detection device can meet the detection requirements of different surfaces, the universality is realized, and the position adjustment of the supporting piece is simple and rapid and is convenient to operate.

Description

Flatness detection device

[ technical field ] A

The application relates to the technical field of battery detection, in particular to a flatness detection device.

[ background ] A method for producing a semiconductor device

The water-cooling plate of the power battery has higher flatness requirement. The power battery is generally placed on a large-scale detection device at present, the power battery is driven to move by driving the sliding rail, and the surface to be detected on the power battery can be kept in contact with a detection mechanism with a fixed position, so that the flatness detection can be realized through the detection mechanism in the moving process of the power battery.

However, such a large detection mechanism has a large space occupancy rate, and can only be used in a dedicated detection production line, which has a large limitation and is inconvenient to operate.

[ Utility model ] content

In view of this, the embodiment of the present application provides a flatness detecting apparatus, so as to solve the above-mentioned problems that in the prior art, a large-scale detecting mechanism has a large space occupancy rate, and can only be used in a dedicated detecting production line, which has a large limitation, and is inconvenient to operate.

The embodiment of the application provides a flatness detecting device, wherein, include:

the device comprises a body, a positioning mechanism and a control mechanism, wherein the body is provided with the positioning mechanism;

a support member positionally adjustably mounted to the positioning mechanism;

and the detection mechanism is arranged on the body and is used for detecting the distance between the surface to be detected and the detection mechanism.

The application provides a flatness detection device, its overall structure is small and exquisite, practices thrift the space, and the manual operation of being convenient for certainly also can make this flatness detection device install external equipment on, for example manipulator etc. to remove through the manipulator, satisfy on-line measuring demand. In addition, the installation position of the supporting piece on the positioning mechanism is adjusted, so that the flatness detection device can meet the detection requirements of different surfaces, the universality is realized, and the position adjustment of the supporting piece is simple and rapid and is convenient to operate.

In some embodiments, the positioning mechanism includes a sliding slot, and the support is slidably coupled to the sliding slot. Support piece can move different positions in adjusting along the direction of spout to make this flatness detection device can satisfy the support and the detection requirement to the different surface that awaits measuring, strengthened this flatness detection device's commonality, the direction through the spout simultaneously also can promote the position accuracy that support piece adjusted.

In some embodiments, the sliding groove includes a first rail groove and a second rail groove, and the first rail groove is in intersecting communication with the second rail groove. Wherein, support piece can slide between first track groove and second track groove and adjust to increased support piece position control's scope through the cooperation in first track groove and second track groove, made this flatness detection device can the different planar support requirements that await measuring of adaptation, strengthened the commonality.

In some embodiments, the positioning mechanism further comprises a magnetic member and a switch, wherein the switch is connected with the magnetic member through a circuit and is used for controlling the magnetic member to generate a magnetic force for attracting the support member. When the support piece is adjusted to the target position, the switch can control the circuit to be conducted, the electromagnet can generate magnetic force to adsorb the support piece, so that the support piece is fixed at the current position, the support piece is ensured to be stable at the current position, and meanwhile, the control of the fixed state of the support piece is facilitated.

In some embodiments, the magnetic member includes a first electromagnet and a second electromagnet, the first electromagnet is disposed on the bottom surface of the body, and the second electromagnet is disposed on the side surface of the body; the switch comprises a first switch and a second switch, the first switch is connected with the first electromagnet through a circuit, and the second switch is connected with the second electromagnet through a circuit. The first electromagnet can generate or eliminate magnetic force by controlling the on-off of the circuit through the first switch so as to control the fixed state of the supporting piece. This second electro-magnet can produce or eliminate magnetic force through second switch control circuit break-make to realize the concatenation of two or more bodies, with enlarge detection area, can be applicable to the plane degree detection on the surface that awaits measuring that the area is bigger.

In some embodiments, the positioning mechanism includes a plurality of card holes, and the support member is selectively engageable with any one of the card holes. The supporting piece can select the corresponding clamping hole to be clamped and fixed according to the position to be supported on the surface to be measured. Wherein, a plurality of card holes can evenly distributed on the whole surface of body one side to can enlarge support piece's adjusting position, promote this flatness detecting device's commonality.

In some embodiments, the positioning mechanism includes a plurality of threaded holes, and the support member is selectively threadably engaged with any one of the threaded holes. Wherein, can guarantee support piece and body coupling's reliability through threaded connection's mode, guarantee the stability of supporting to the body.

In some embodiments, the bodies are provided with positioning pins and positioning holes, and the positioning pin on one body is used for being inserted into the positioning hole on the other body. Thereby can guarantee the position accuracy when two bodies splice, and the cooperation of locating pin and locating hole also can realize spacing to two bodies, prevents to take place to rock relatively between two bodies.

In some embodiments, the detection mechanism is a distance sensor. The distance sensor is high in detection precision, and errors in manual detection can be eliminated.

In some embodiments, a handle is disposed on the body. The flatness detection device is convenient for a user to manually move through the handheld handle, and the operation is convenient.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a perspective view of a flatness detecting apparatus according to an embodiment of the present application;

fig. 2 is a state diagram of the flatness detecting apparatus according to the embodiment of the present application when detecting the flatness of the water-cooled plate;

fig. 3 is a front view of a flatness detecting apparatus according to an embodiment of the present application;

fig. 4 is a rear view of a flatness detecting apparatus provided in an embodiment of the present application;

fig. 5 is a bottom view of a flatness detecting apparatus provided in an embodiment of the present application;

fig. 6 is a right side view of the flatness detection apparatus according to the embodiment of the present application.

Description of the reference numerals:

1-body;

11-a positioning mechanism;

111-a chute;

111 a-a first track groove;

111 b-a second track groove;

112-a first switch;

113-a second switch;

12-a locating pin;

13-positioning holes;

14-a handle;

2-a support;

3-a detection mechanism;

4-water cooling plate;

41-surface to be measured.

[ detailed description ] embodiments

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely a relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B, may represent: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the directional terms such as "upper", "lower", "left", "right", etc. described in the embodiments of the present application are described in the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The power battery is not only applied to energy storage power supply systems such as hydraulic power, firepower, wind power and solar power stations, but also widely applied to electric vehicles such as electric bicycles, electric motorcycles, electric automobiles and the like, and a plurality of fields such as military equipment and aerospace. With the continuous expansion of the application field of the power battery, the market demand is also continuously expanding.

During use of the battery, the cells generate heat. If the heat is too high, which will adversely affect the performance and service life of the battery, in the related art, a cooling system may be provided to cool the cells in the battery. The cooling system can comprise a plurality of water cooling plates laid at the bottom of the battery box body, and the upper surfaces of the water cooling plates are in contact with the lower surface of the battery cell in the battery. In the use, for example, the coolant liquid flows through above-mentioned a plurality of water-cooling boards to take away the heat on the electricity core, lower the temperature for the electricity core.

The water-cooling board is generally fixed with the bonding of battery through gluing the realization, and under the condition that the plane degree meet requirements of water-cooling board, the everywhere viscose of water-cooling board with beat the volume of gluing and be close unanimous to can make everywhere of water-cooling board and correspond the distance between the electric core and be close unanimously, the radiating effect is balanced. If the plane degree of water-cooling board is bad, in order to guarantee that the water-cooling board can reliably contact with electric core, can have the partial position of water-cooling board and beat between the battery to glue the volume and differ great to remedy the position that the plane degree is bad, this can lead to the radiating effect of the bad position department of water-cooling board plane degree great with other position differences, can't guarantee the even heat dissipation of battery.

Therefore, it is important to detect the flatness of the water-cooled plate. The traditional method generally adopts a feeler gauge to manually measure the planeness, but the feeler gauge has low precision and unstable artificial detection precision, and the difference of the measurement result of the planeness of the water cooling plate is easy to cause. In the conventional technology, a special large detection device is adopted for measurement. For example, for a large detection device comprising a slide rail, a power battery can be placed on the slide rail, the slide rail is driven to drive the power battery to move, and a surface to be detected on the power battery can be kept in contact with a detection mechanism with a fixed position, so that the flatness detection can be realized through the detection mechanism in the moving process of the power battery. However, such a large detection mechanism has a large space occupancy rate, can be used only in a dedicated detection line, has a large limitation, and is inconvenient to operate.

As shown in fig. 1 and fig. 2, the present embodiment provides a flatness detecting apparatus, which includes a main body 1, a supporting member 2, and a detecting mechanism 3, wherein the main body 1 is provided with a positioning mechanism 11, the supporting member 2 is adjustably mounted on the positioning mechanism 11, and the detecting mechanism 3 is mounted on the main body 1 for detecting a distance between a surface 41 to be detected and the detecting mechanism 3.

The flatness detection device disclosed in the embodiment of the present application can be used for detecting but not limited to the surface flatness of products such as a battery box cover, a battery box body, and a water-cooling plate, and the surface of the product that needs to be detected in the embodiment can be defined as a surface to be detected, for example, the surface to be detected can be a surface that needs to be detected on the water-cooling plate 4, a surface on the battery box cover, and other surfaces of parts that need to be detected in flatness. In this embodiment, the surface to be detected 41 is taken as an example of a surface to be detected on the water-cooling plate 4.

This body 1 can be platelike structure, massive structure etc. and its size of a dimension can be according to the size difference of the surface 41 that awaits measuring and change, makes the handheld removal of whole size can be convenient for, and is small and exquisite convenient, is favorable to the operation. Before detecting surface 41 to be detected, support member 2 can be installed on positioning mechanism 11 according to the position that needs to detect on surface 41 to be detected, then body 1 can be placed on surface 41 to be detected through support member 2, at this moment, support by support member 2, certain interval has between detection mechanism 3's sense terminal and surface 41 to be detected, detection mechanism 3 can detect its and surface 41 to be detected distance, and can send the distance data that detects to the terminal with the form of electric signal, for example, the computer can handle the signal that obtains, and finally obtain each distance value, and compare the judgement. If the distances between the positions to be detected on the surface 41 to be detected and the corresponding detection mechanisms 3 are consistent, the flatness of the surface 41 to be detected is qualified, and if the distances are inconsistent, the flatness of the surface 41 to be detected can be judged to be unqualified.

If the detection position on the surface 41 to be detected needs to be changed, the installation position of the support piece 2 on the positioning mechanism 11 can be adjusted, so that the flatness detection device can meet the detection requirement of another surface, the universality is realized, and the position adjustment of the support piece 2 is simple, quick and convenient to operate.

From this, the flatness detecting device that this application embodiment provided, overall structure is small and exquisite, practices thrift the space, and the manual operation of being convenient for also can make this flatness detecting device install on external equipment certainly, for example manipulator etc. to remove through the manipulator, satisfy on-line measuring demand. In addition, the installation position of the support piece 2 on the positioning mechanism 11 is adjusted, so that the flatness detection device can meet detection requirements of different surfaces, universality is realized, and the position adjustment of the support piece 2 is simple and quick and is convenient to operate.

In this embodiment, the number of the supporting members 2 may be plural, for example, three, four, five or more, and may be determined according to the position to be supported. In this embodiment, the number of the supporting members 2 is preferably three, and three supporting members 2 can ensure stable support of the body 1. Specifically, the supporting member 2 may have a square block shape, a cylindrical shape, or the like, one end of the supporting member 2 can be mounted on the positioning mechanism 11, and the other end has a flat surface, and the supporting member 2 can be stably supported on the surface 41 to be measured by the flat surface of the other end.

As a specific implementation manner, as shown in fig. 3 and 4, the positioning mechanism 11 includes a sliding slot 111, and the supporting member 2 is slidably connected to the sliding slot 111. The sliding groove 111 is a groove-shaped structure formed on one side surface of the body 1, and one end of the support 2 can be slidably connected with the sliding groove 111 without falling from the sliding groove 111. The position that supports on the surface 41 that awaits measuring as required is different, and support piece 2 can move different positions in adjusting along the direction of spout 111 to make this flatness detection device can satisfy the support and the detection requirement to different surface 41 that awaits measuring, strengthened this flatness detection device's commonality, the direction through spout 111 also can promote the position accuracy that support piece 2 adjusted simultaneously.

Specifically, as shown in fig. 4, the slide groove 111 includes a first rail groove 111a and a second rail groove 111b, and the first rail groove 111a and the second rail groove 111b are in intersecting communication. For example, the first rail groove 111a and the second rail groove 111b may or may not be in perpendicular communication with each other, and the support member 2 can be slidably adjusted between the first rail groove 111a and the second rail groove 111b, so that the range of adjusting the position of the support member 2 is increased by the cooperation of the first rail groove 111a and the second rail groove 111b, the flatness detection apparatus can be adapted to the support requirements of different planes to be detected, and the versatility is enhanced.

The first rail groove 111a and the second rail groove 111b may have a plurality of first rail grooves 111a and a plurality of second rail grooves 111b, one end of one or more of the first rail grooves 111a or the second rail grooves 111b may penetrate through the edge of the body 1, so that the end serves as an installation end of the supporting member 2, that is, the supporting member 2 may slide into the first rail groove 111a or the second rail groove 111b from the installation end, and naturally may also exit from the first rail groove 111a or the second rail groove 111b through the installation end, thereby facilitating the dismounting and replacement of the supporting member 2, for example, when the distance between the body 1 and the surface 41 to be measured needs to be adjusted, the longer supporting member 2 may be replaced.

Specifically, the positioning mechanism 11 further includes a magnetic member and a switch, and the switch is connected to the magnetic member through a circuit and is used for controlling the magnetic member to generate a magnetic force for attracting the support member 2.

The magnetic part can be an electromagnet, the electromagnet is a device which generates electromagnetism when being electrified, the electromagnet comprises an iron core and a conductive winding which is wound outside the iron core and has the power matched with that of the iron core, and the conductive winding can have magnetism like a magnet when being electrified. The switch can realize the control of the on-off of the circuit. Specifically, during the adjustment process of the support member 2 to the target position along the slide groove 111, the circuit can be controlled to be kept in the off state by the switch, and the electromagnet does not generate the magnetic force. When the support member 2 is adjusted to the target position, the switch can control the circuit to be conducted, and the electromagnet can generate magnetic force to adsorb the support member 2, so that the support member 2 is fixed at the current position, and the stability of the support member 2 at the current position can be ensured.

Specifically, the magnetic member may specifically include a first electromagnet and a second electromagnet, the first electromagnet is disposed on the bottom surface of the body 1, and the second electromagnet is disposed on the side surface of the body 1; the switch comprises a first switch 112 and a second switch 113, wherein the first switch 112 is connected with the first electromagnet through a circuit, and the second switch 113 is connected with the second electromagnet through a circuit.

The bottom surface of the body 1 is a surface facing the surface 41 to be measured in the installation process, the first electromagnet on the bottom surface of the body 1 can be used for adsorbing the supporting element 2 on the bottom surface of the body 1, and the first electromagnet can generate or eliminate magnetic force by controlling the on-off of the circuit through the first switch 112.

In addition, the second electromagnet positioned on the side surface of one body 1 can be used for adsorbing and fixing the other body 1, so that the splicing of two or more bodies 1 can be realized, the detection area is enlarged, and the flatness detection method can be suitable for detecting the flatness of the surface 41 to be detected with larger area. Wherein, the second electromagnet can generate or eliminate magnetic force by controlling the circuit to be switched on and off through the second switch 113.

Specifically, as shown in fig. 1 to 4, the body 1 may be provided with a positioning pin 12 and a positioning hole 13, and the positioning pin 12 on one body 1 is used to be inserted into the positioning hole 13 on the other body 1. The positioning pin 12 and the positioning hole 13 may be specifically disposed on a side surface of the body 1. When two bodies 1 are spliced, the positioning pin 12 on one body 1 can be aligned with the positioning hole 13 on the other body 1, and the positioning pin 12 is inserted into the positioning hole 13, so that the position accuracy when the two bodies 1 are spliced can be ensured, the positioning pin 12 and the positioning hole 13 are matched to limit the two bodies 1, and relative shaking between the two bodies 1 is prevented.

Wherein, can set up two locating pins 12 with one side at body 1 at least, through the restraint of two at least locating pins 12, can prevent to take place to rotate between two bodies 1, guarantee the stability of concatenation between the body 1.

Specifically, locating pin 12 can be dismantled with body 1 and be connected, for example locating pin 12 can with 1 threaded connection of body, joint etc to can be according to the one side installation locating pin 12 that needs the concatenation on body 1, make body 1's concatenation mode more nimble changeable, promoted the commonality.

As another specific implementation manner, the positioning mechanism 11 may include a plurality of clamping holes, and the support member 2 may be selectively clamped in any one of the clamping holes. The supporting member 2 can be clamped and fixed by selecting the corresponding clamping hole according to the position to be supported on the surface 41 to be measured. Wherein, a plurality of card holes can evenly distributed on the whole surface of body 1 one side to can enlarge support piece 2's adjusting position, promote this flatness detecting device's commonality.

As a further specific implementation, the positioning mechanism 11 may also include a plurality of threaded holes, and the support member 2 may be selectively threaded with any one of the threaded holes. Wherein, can guarantee the reliability that support piece 2 and body 1 are connected through threaded connection's mode, guarantee the stability of supporting body 1. The plurality of threaded holes can also be uniformly distributed on the whole surface of one side of the body 1, so that the adjusting position of the support piece 2 can be enlarged, and the universality of the flatness detection device is improved.

As still another specific implementation manner, the detection mechanism 3 may be a distance sensor, and the distance sensor may be various types such as an optical distance sensor, an infrared distance sensor, an ultrasonic distance sensor, and the like, and is used for detecting a distance between the distance sensor and the surface 41 to be measured. The distance sensor can be electrically connected or in signal connection with terminal equipment, detected distance signals can be sent to the terminal equipment such as a computer and a mobile phone, and the terminal equipment can process the obtained distance signals and convert the distance signals into distance values for comparison and judgment. The distance sensor is high in detection precision, and errors in manual detection can be eliminated.

In this embodiment, the number of the distance sensors may be multiple, and the distance sensors may be uniformly arranged on the body 1 to achieve balanced detection of each position of the surface 41 to be detected. For example, the body 1 may be a rectangular parallelepiped, and a plurality of distance sensors may be provided in the form of a rectangular array on the body 1; or the body 1 may be a disc and a plurality of distance sensors may be arranged in a circular array on the body 1.

Specifically, as shown in fig. 1, 5 and 6, a handle 14 may be disposed on the body 1, and the handle 14 may be held by a hand to facilitate a user to manually move the flatness detecting apparatus, thereby facilitating operation.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A flatness detecting apparatus, comprising:

the device comprises a body (1), wherein a positioning mechanism (11) is arranged on the body (1);

a support (2), the support (2) being position-adjustably mounted to the positioning mechanism (11);

the detection mechanism (3) is installed on the body (1) and used for detecting the distance between the surface to be detected (41) and the detection mechanism (3).

2. The flatness detecting device according to claim 1, wherein the positioning mechanism (11) includes a slide groove (111), and the support member (2) is slidably connected to the slide groove (111).

3. The flatness detecting apparatus according to claim 2, wherein the slide groove (111) includes a first rail groove (111 a) and a second rail groove (111 b), and the first rail groove (111 a) and the second rail groove (111 b) are in cross communication.

4. The flatness detecting apparatus according to claim 1, wherein the positioning mechanism (11) further includes a magnetic member and a switch, the switch is connected to the magnetic member through a circuit for controlling the magnetic member to generate a magnetic force for attracting the support member (2).

5. The flatness detecting apparatus according to claim 4, wherein the magnetic member includes a first electromagnet and a second electromagnet, the first electromagnet is disposed on a bottom surface of the body (1), and the second electromagnet is disposed on a side surface of the body (1);

the switch comprises a first switch (112) and a second switch (113), the first switch (112) is connected with the first electromagnet through a circuit, and the second switch (113) is connected with the second electromagnet through a circuit.

6. The flatness detecting apparatus according to claim 1, wherein the positioning mechanism (11) includes a plurality of engaging holes, and the supporting member (2) is selectively engaged with any one of the engaging holes.

7. The flatness detecting apparatus according to claim 1, wherein the positioning mechanism (11) includes a plurality of screw holes, and the support member (2) is selectively screwed with any one of the screw holes.

8. The flatness detecting device according to any one of claims 1 to 7, wherein the body (1) is provided with a positioning pin (12) and a positioning hole (13), and the positioning pin (12) of one body (1) is adapted to be inserted into the positioning hole (13) of the other body (1).

9. The flatness detection device according to any one of claims 1 to 7, wherein the detection mechanism (3) is a distance sensor.

10. The flatness detecting device according to any one of claims 1 to 7, wherein a handle (14) is provided on the body (1).