CN213674212U - Foldable camera calibration tool - Google Patents

Abstract

The utility model discloses a frock is markd to foldable camera of going up, include: folding base and the two-dimensional code support that is used for setting up the benchmark two-dimensional code, the base sets up rotary mechanism and tilting mechanism, rotary mechanism's rotation plane and tilting mechanism's upset plane mutually perpendicular, and rotation plane and upset plane are vertical face, but the two-dimensional code support vertical height-adjusting set up in tilting mechanism, tilting mechanism is rotatable to be set up in rotary mechanism. The utility model provides a camera calibration frock in foldable has rotary mechanism and tilting mechanism, can adjust the position of two-dimensional code support in mutually perpendicular's upset plane and rotation plane to adjust the levelness of two-dimensional code support in upset plane and rotation plane. In addition, the two-dimensional code support can be adjusted up and down along the vertical direction of the turnover mechanism, and the calibration of cameras on various vehicle types can be met. And the base can be folded, and is small in size and convenient to carry.

Description

Foldable camera calibration tool

Technical Field

The utility model relates to a mobile robot technical field, more specifically say, relate to a frock is markd to foldable camera of going up.

Background

With the development of the robot technology, the application of the robot in the life of people is more and more common. The original intention of mobile robot is that the all-round realization robot trades the people, especially in storage logistics industry, often a warehouse can have many AGV simultaneous operation, and the completion of each action of AGV and to the uniformity of goods shelves jacking accomplish exactly through the camera, so need mark every AGV's last camera.

However, the existing tool for setting the reference two-dimensional code cannot adjust the levelness of the reference two-dimensional code, so that the calibration of the upper camera is inaccurate, the compatibility of the tool calibration is not strong, the calibration of the upper cameras of multiple types of vehicles cannot be simultaneously met, and the tool is large in size, difficult to carry and limited in space.

In summary, how to control the levelness of the reference two-dimensional code, meet the calibration requirements of cameras of various vehicle types, and reduce the occupied space is a problem to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a frock is markd to foldable camera of going up utilizes this frock is markd to foldable camera of going up can adjust the levelness of benchmark two-dimensional code to can mark the camera of many models of vehicles, simple structure, occupation space are little.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a frock is markd to camera on foldable, includes: the base is provided with a rotating mechanism and a turnover mechanism, a rotating plane of the rotating mechanism is perpendicular to a turnover plane of the turnover mechanism, the rotating plane and the turnover plane are vertical planes, the height of the two-dimensional code support can be vertically adjusted, the two-dimensional code support is arranged on the turnover mechanism, and the turnover mechanism is rotatably arranged on the rotating mechanism.

Preferably, the rotating mechanism includes a bearing mounting plate and a rotating plate disposed at the front side of the bearing mounting plate and capable of rotating along the rotating plane, the bearing mounting plate is provided with a rotating hole, a rotating shaft is disposed in the rotating hole, the rotating shaft is connected to the rotating plate, and the rotating plate is provided with an adjusting device for driving the rotating plate to rotate around the rotating shaft.

Preferably, the turnover mechanism comprises an installation part which is arranged on the front plate surface of the rotating plate and can rotate along the turnover plane, a first preset distance is arranged between the installation part and the front plate surface of the rotating plate, the two-dimensional code support can be vertically arranged on the installation part in a height-adjustable manner, and turnover devices which are used for driving the installation part to turn over are arranged on two sides of the rotating plate.

Preferably, the adjusting device comprises a transverse plate horizontally arranged at the bottom of the rotating plate, the transverse plate is provided with at least two threaded holes, at least one threaded hole is respectively arranged from the axis of the shaft hole to two sides of a projection point of the transverse plate, each threaded hole is internally provided with an adjusting bolt in a matched manner, and the upper end of each adjusting bolt can be in contact with and separated from the lower part of the bearing mounting plate.

Preferably, turning device including set up in the otic placode of shaft hole both sides, two the face of otic placode sets up coaxial upset hole, two the downthehole trip shaft that all sets up of upset, two the trip shaft all with the installation department is connected in order to drive the installation department upset.

Preferably, the installation department includes the revolving stage, the both sides of revolving stage correspond two respectively the position of trip shaft sets up second upset hole, two set up second oilless bush in the second upset hole respectively, two the trip shaft inserts respectively and corresponds separately in the second oilless bush.

Preferably, a vertical notch is formed in the front side of the rotary table, a transition plate is arranged in the notch, a vertical guide mechanism is arranged on the front side of the transition plate, and the two-dimensional code support can be arranged on the guide mechanism in a height-adjustable mode.

Preferably, the guide mechanism comprises a vertically arranged guide rail, a sliding plate is arranged on the front side of the guide rail, the height of the front side of the guide rail can be adjusted, the sliding plate is matched with the guide rail, and the two-dimensional code support is arranged on the front side of the sliding plate.

Preferably, the guide rail is provided with a plurality of adjusting holes arranged along the length direction of the guide rail in the arrangement direction, the sliding plate is provided with a fixing hole, and an adjusting rod capable of being inserted into and separated from the adjusting holes is arranged in the fixing hole.

Preferably, the base includes two inner mutual articulated horizontal poles, two the outer end of horizontal pole is articulated montant respectively, set up collapsible, and the rotatory fixed type vaulting pole that can open between montant and the articulated horizontal pole, the rear side of bearing mounting panel sets up the backing plate that is used for the horizontal pole of laminating, one side of bearing mounting panel is passed through locating pin and one the connection can be dismantled to the horizontal pole, the opposite side of bearing mounting panel passes through screw and another the connection can be dismantled to the horizontal pole.

The utility model provides a camera calibration frock in foldable has rotary mechanism and tilting mechanism, can adjust the position of two-dimensional code support in mutually perpendicular's upset plane and rotation plane to adjust the levelness of two-dimensional code support in upset plane and rotation plane. In addition, the two-dimensional code support can be adjusted up and down along the vertical direction of the turnover mechanism, and the calibration of cameras on various vehicle types can be met. And the base can be folded, and is small in size and convenient to carry.

Drawings

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

Fig. 1 is a front view of the foldable upper camera calibration tool provided by the present invention;

fig. 2 is an enlarged view of the rotating mechanism, the turnover mechanism and the two-dimensional code support in fig. 1;

fig. 3 is an exploded view of the rotating mechanism and the turnover mechanism provided by the present invention.

In FIGS. 1-3:

the device comprises a vertical rod 1, a rotary fixed support rod 2, a two-dimensional code support 3, a guide rail 4, a cross rod 5, a hinge 6, a positioning pin 7, a second oilless bushing 8, an ear plate 9, an adjusting hand wheel 10, a turning shaft 11, a backing plate 12, a bearing mounting plate 13, a rotating plate 14, a transition plate 15, a first oilless bushing 16, a rotating shaft 17 and a rotary table 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a frock is markd to foldable camera of going up, utilizes this frock is markd to foldable camera of going up can adjust the levelness of benchmark two-dimensional code to can mark the camera of going up of many models of vehicles, simple structure, occupation space are little.

Referring to fig. 1 to 3, fig. 1 is a front view of a foldable upper camera calibration fixture provided by the present invention; fig. 2 is an enlarged view of the rotating mechanism, the turnover mechanism and the two-dimensional code support in fig. 1; fig. 3 is an exploded view of the rotating mechanism and the turnover mechanism provided by the present invention.

The utility model provides a frock is markd to camera on foldable, includes: folding base and the two-dimensional code support 3 that is used for setting up the benchmark two-dimensional code, the base sets up rotary mechanism and tilting mechanism, rotary mechanism's rotation plane and tilting mechanism's upset plane mutually perpendicular, rotation plane and upset plane are vertical face, but the vertical height-adjusting of two-dimensional code support 3 sets up in tilting mechanism, tilting mechanism is rotatable to be set up in rotary mechanism.

It should be noted that the structure of the base can be set according to practical application conditions, the base can be usually set to be a foldable support form, which is convenient for supporting and folding, and the support has light weight and is convenient for carrying.

Two-dimensional code support 3 includes bottom plate and curb plate, through gusset plate reinforced connection between bottom plate and the curb plate, the curb plate can set up in tilting mechanism through modes such as bolted connection, can set up a plurality of screw holes that set up from top to bottom on tilting mechanism, can adjust the hookup location of two-dimensional code support 3 through adjusting bolt connection in the position of screw hole, and the bottom plate is used for setting up the benchmark two-dimensional code.

The turnover mechanism can rotate in the rotating plane of the rotating mechanism to drive the two-dimensional code support 3 to rotate along the rotating plane, so that the levelness of the two-dimensional code support 3 can be adjusted in the rotating plane, the turnover mechanism can drive the two-dimensional code support 3 to turn over in the turnover plane perpendicular to the rotating plane, and the levelness of the two-dimensional code support 3 can be adjusted in the turnover plane.

The utility model provides a camera calibration frock in foldable has rotary mechanism and tilting mechanism, can adjust the position of two-dimensional code support 3 in mutually perpendicular's upset plane and rotation plane to adjust the levelness of two-dimensional code support 3 in upset plane and rotation plane. In addition, the two-dimensional code support 3 can be adjusted up and down along the vertical direction of the turnover mechanism, and the calibration of cameras on various vehicle types can be met. And the base can be folded, and is small in size and convenient to carry.

In addition to the above embodiments, as a further preferred, the rotating mechanism includes a bearing mounting plate 13 and a rotating plate 14 disposed at the front side of the bearing mounting plate 13 and capable of rotating along the rotating plane, the bearing mounting plate 13 is provided with a rotating hole, a rotating shaft 17 is disposed in the rotating hole, the rotating shaft 17 is connected to the rotating plate 14, and the rotating plate 14 is provided with an adjusting device for driving the rotating plate 14 to rotate around the rotating shaft 17.

The rotating plate 14 is provided with a shaft hole, and the shaft hole and the rotating hole are coaxially provided so that the rotating shaft 17 can pass through the shaft hole and the rotating hole, respectively. The rotating plate 14 is a flat plate, the rear plate surface of the rotating plate 14 faces the bearing mounting plate 13, the front plate surface faces the mounting portion, the front end of the rotating shaft 17 penetrates through the front plate surface of the rotating plate 14, the mounting plate is arranged at the front end of the rotating shaft 17, and the mounting plate is attached to and connected with the front plate surface of the rotating plate 14, so that the rotating shaft 17, the mounting plate and the rotating plate 14 can rotate synchronously.

The bearing mounting plate 13 can be detachably mounted on the base, so that the bearing mounting plate is convenient to detach and transport. The face shape of bearing mounting panel 13 can set up to the type of protruding font, rotatory hole can set up in the central point of bearing mounting panel 13, can set up first oilless bush 16 in the rotatory hole, rotation axis 17 passes first oilless bush 16 and is connected with tilting mechanism to screwing up at the rear end that passes first oilless bush 16 with locknut, rotation axis 17 can rotate with tilting mechanism in step, rotation axis 17 is sliding friction with first oilless bush 16, can realize changeing the nimble rotation of board. The adjusting device is used for driving the turnover mechanism to rotate around the rotating shaft 17, and the levelness of the turnover mechanism in a rotating plane can be adjusted through the adjusting device. The rotating mechanism of this embodiment setting simple structure, the operation of being convenient for, the cost is lower.

On the basis of the above embodiment, as a further preferred option, the turnover mechanism includes an installation portion that can be set up in the front panel surface of the rotor plate 14 along the rotation of the turnover plane, and a first preset distance is set up between the installation portion and the front panel surface of the rotor plate 14, and the two-dimensional code support 3 can be vertically set up in the installation portion with adjustable height, and the both sides of the rotor plate 14 are provided with turnover devices for driving the installation portion to turn over.

It should be noted that the overturning installation part can drive the two-dimensional code support 3 to overturn, the upper part or the lower part of the installation part can touch the rotating plate 14 when the installation part is overturned, and the overturning angle of the installation part in the overturning plane can be set according to the specific setting of the preset distance so as to control the overturning angle of the two-dimensional code support 3 in the overturning plane. The operation turning device can drive the installation part to turn over, thereby adjusting the levelness of the two-dimensional code support 3 in the turning plane. The turnover mechanism provided by the embodiment has the advantages of simple structure, convenience in operation and lower cost.

On the basis of the above embodiment, as a further preferred, the adjusting device includes a horizontal plate horizontally disposed at the bottom of the rotating plate 14, the horizontal plate is provided with at least two threaded holes, and at least one threaded hole is respectively disposed along both sides of a projection point from the axis of the shaft hole to the horizontal plate, each threaded hole is provided with an adjusting bolt in a matching manner, and an upper end of the adjusting bolt can contact with and separate from a lower portion of the bearing mounting plate 13.

It should be noted that the horizontal plate is connected to the bottom of the rotating plate 14 and extends toward the rear side of the rotating plate 14, so that the horizontal plate is located below the bearing mounting plate 13, all or part of the two threaded holes are aligned with the bottom plate surface of the bearing mounting plate 13, an adjusting bolt is rotatably mounted in each threaded hole, a knob is disposed at the lower part of each adjusting bolt, and the upper end of each adjusting bolt can contact with the bottom plate surface of the bearing mounting plate 13 and can be separated from the bottom plate surface of the bearing mounting plate 13.

When using, can all laminate in the bottom plate face of bearing mounting panel 13 on the top of two adjusting bolt earlier, through adjusting one of them adjusting bolt upward movement in order to provide the moment of torsion to one side of bearing mounting panel 13, adjust another adjusting bolt simultaneously and leave the bottom plate face of bearing mounting panel 13, bearing mounting panel 13 receives one side of moment of torsion and can upwards rotate around the shaft hole, the opposite side can downwards rotate and continue to laminate in another adjusting bolt's top, thereby can realize adjusting the levelness of rotor plate 14 in the rotation plane, with the levelness of adjusting two-dimensional code support 3 in the rotation plane.

The adjusting device provided by the embodiment has a simple structure, is convenient to operate, and can realize fine adjustment of the rotating plate 14 in the rotating plane when the two adjusting bolts are rotated, so that the accuracy of horizontal adjustment of the two-dimensional code support 3 in the rotating plane is improved.

On the basis of the above embodiment, as further preferred, the turning device sets up coaxial upset hole including setting up in the otic placode 9 of shaft hole both sides, and the face of two otic placodes 9 all sets up trip shaft 11 in two upset holes, and two trip shaft 11 all are connected in order to drive the installation department upset with the installation department.

It should be noted that the plate surfaces of the ear plates 9 are perpendicular to the plate surface of the rotating plate 14, the two ear plates 9 are respectively disposed on two sides of the shaft hole, a second preset distance is reserved between the turning hole and the rotating plate 14 so that a gap is formed between the mounting portion and the front plate surface of the rotating plate 14, and the two turning shafts 11 can drive the mounting portion to turn over along the turning plane, so that the levelness of the two-dimensional code support 3 in the turning plane is adjusted. The turning device that this embodiment provided can follow both sides and overturn the installation department simultaneously to improve the installation department pivoted stationarity, improve the precision of adjusting 3 levelness of two-dimensional code support.

On the basis of the above embodiment, as a further preferable mode, the mounting portion includes a rotary table 18, two sides of the rotary table 18 are respectively provided with second turning holes corresponding to the positions of the two turning shafts 11, the two second turning holes are respectively provided with the second oilless bushings 8, and the two turning shafts 11 are respectively inserted into the respective corresponding second oilless bushings 8.

It should be noted that a first preset distance is arranged between the rear side of the turntable 18 and the front plate surface of the rotating plate 14, the second oilless bushing 8 is arranged in each of the two turnover holes, the turntable 18 can be driven to turn over through sliding friction between the second oilless bushing 8 and the turnover shaft 11, and a handle is arranged on the outer side of the turntable 18, so that the turning operation is facilitated. The installation department simple structure that this embodiment set up, be convenient for operation, regulation precision are high.

On the basis of the above embodiment, as a further preferable mode, a notch is provided on the front side of the turntable 18, a transition plate 15 is provided in the chute, a vertical guide mechanism is provided on the front side of the transition plate 15, and the two-dimensional code support 3 is provided on the guide mechanism with adjustable height.

It should be noted that the front side of the notch is an opening, the inner walls of the two sides are provided with inward concave grooves, the maximum linear distance between the two grooves is larger than the maximum linear distance of the front side opening of the notch, the inner side of the transition plate 15 is provided with a limiting part matched with the grooves, so that the transition plate 15 can be downwards installed along the upper end of the notch and cannot be separated from the notch along other directions, the stability of the transition plate 15 during rotation is improved, the front side of the transition plate 15 is provided with a guide mechanism, after the levelness of the two-dimensional code support is adjusted in a rotating plane and a turning plane, the two-dimensional code support 3 can be vertically adjusted along the guide mechanism, the levelness of the two-dimensional code support 3 is unchanged after the vertical height is adjusted, and the calibration of cameras of various vehicle types can be met.

On the basis of the above embodiment, as a further preferred, the guide mechanism includes a vertically arranged guide rail 4, a height-adjustable slide plate is arranged on the front side of the guide rail 4 and matched with the guide rail 4, and the two-dimensional code support 3 is arranged on the front side of the slide plate.

It should be noted that, guide grooves are arranged on two sides of the guide rail 4, two sides of the sliding plate respectively extend into the guide grooves on the two sides, and when the height of the sliding plate is adjusted, the sliding plate can slide along the guide grooves, so that the levelness of the two-dimensional code support 3 is kept stable, and repeated adjustment is not needed.

In addition to the above embodiments, it is further preferable that the guide rail 4 is provided with a plurality of adjusting holes arranged along the length direction of the guide rail 4 in the arrangement direction, the slide plate is provided with a fixing hole, and an adjusting rod capable of being inserted into and separated from the adjusting holes is arranged in the fixing hole.

It should be noted that all the adjusting holes are arranged in sequence along the length direction of the guide rail 4, and the fixing holes can correspond to the adjusting holes when moving to the position of each adjusting hole, so that the adjusting rods can be inserted into the adjusting holes and the fixing holes. When the adjusting rod needs to be adjusted, the adjusting rod can be detached, the sliding plate is moved to the preset position, the fixing hole corresponds to the adjusting hole, and then the adjusting rod is inserted. The structure that this embodiment provided is convenient for carry out altitude mixture control to two-dimensional code support 3, and the regulative mode is simple.

On the basis of the above embodiment, as further preferred, the base includes two inner mutual articulated horizontal poles 5, the outer end of two horizontal poles 5 articulates montant 1 respectively, set up collapsible, and the rotation fixing type vaulting pole 2 that can open between montant 1 and the articulated horizontal pole 5, the rear side of bearing mounting panel 13 sets up the backing plate 12 that is used for laminating horizontal pole 5, one side of bearing mounting panel 13 is passed through locating pin 7 and is dismantled with a horizontal pole 5 and be connected, the opposite side of bearing mounting panel 13 passes through the screw and can dismantle with another horizontal pole 5 and be connected.

It should be noted that the two cross bars 5 are hinged by a hinge 6, the bearing mounting plate 13 is installed on the front side of the backing plate 12, the rear side of the backing plate 12 is connected with one of the cross bars 5, and the backing plate 12 is arranged at the hinged position of the two cross bars 5, so that the rotating mechanism and the turnover mechanism are positioned at the hinged position of the two cross bars 5, and the stress of the two cross bars 5 is substantially balanced.

Bearing mounting panel 13 one side links to each other with locating pin 7 and horizontal pole 5, and the opposite side links to each other with two screws and horizontal pole 5, and this kind of connected mode can make two horizontal poles 5 fold, only need pull down the locating pin 7 of one side or the screw of opposite side can, need not to pull down rotary mechanism and tilting mechanism whole, the transport of being convenient for.

The vertical rod 1 is hinged to the horizontal rod 5 through the hinge 6, when the horizontal rod 5 and the vertical rod 1 are opened relatively, the rotating fixing type supporting rod 2 is stretched to serve as a reinforcing rod between the horizontal rod 5 and the vertical rod 1, the relative position of the vertical rod 1 and the horizontal rod 5 is ensured, and when the horizontal rod 5 and the vertical rod 1 are folded relatively, the rotating fixing type supporting rod 2 is folded simultaneously to save space.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above the utility model provides a foldable camera calibration frock of last camera has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. The utility model provides a frock is markd to foldable camera, its characterized in that includes: the base is provided with a rotating mechanism and a turnover mechanism, the rotating plane of the rotating mechanism is perpendicular to the turnover plane of the turnover mechanism, the rotating plane and the turnover plane are vertical surfaces, the two-dimension code support (3) can vertically adjust the height and is arranged on the turnover mechanism, and the turnover mechanism is rotatably arranged on the rotating mechanism.

2. The folding upper camera calibration fixture according to claim 1, wherein the rotating mechanism includes a bearing mounting plate (13) and a rotating plate (14) disposed at a front side of the bearing mounting plate (13) and capable of rotating along the rotating plane, the bearing mounting plate (13) is provided with a rotating hole, a rotating shaft (17) is disposed in the rotating hole, the rotating shaft (17) is connected to the rotating plate (14), and the rotating plate (14) is provided with an adjusting device for driving the rotating plate (14) to rotate around the rotating shaft (17).

3. The tool for calibrating a folding upper camera according to claim 2, wherein the turnover mechanism includes an installation portion disposed on a front board surface of the rotating board (14) and rotatable along the turnover plane, a first predetermined distance is provided between the installation portion and the front board surface of the rotating board (14), the two-dimensional code holder (3) is disposed on the installation portion with a vertically adjustable height, and turnover devices for driving the installation portion to turn over are disposed on two sides of the rotating board (14).

4. The tool for calibrating a folding upper camera according to claim 3, wherein the adjusting device comprises a horizontal plate horizontally disposed at the bottom of the rotating plate (14), the horizontal plate is provided with at least two threaded holes, at least one threaded hole is respectively disposed along two sides of a projection point from the axis of the rotating hole to the horizontal plate, each threaded hole is provided with an adjusting bolt, and an upper end of each adjusting bolt can contact with and separate from a lower portion of the bearing mounting plate (13).

5. The tool for calibrating the folding upper camera according to claim 3, wherein the turning device comprises ear plates (9) arranged on two sides of the rotation hole, the plate surfaces of the two ear plates (9) are provided with coaxial turning holes, turning shafts (11) are arranged in the two turning holes, and the two turning shafts (11) are connected with the mounting portion to drive the mounting portion to turn.

6. The tool for calibrating the folding upper camera according to claim 5, wherein the mounting portion comprises a rotary table (18), two sides of the rotary table (18) are respectively provided with a second turning hole corresponding to the positions of the two turning shafts (11), the two second turning holes are respectively provided with a second oilless bushing (8), and the two turning shafts (11) are respectively inserted into the corresponding second oilless bushings (8).

7. The folding upper camera calibration tool according to claim 6, characterized in that a vertical notch is formed in the front side of the rotary table (18), a transition plate (15) is arranged in the notch, a vertical guide mechanism is arranged on the front side of the transition plate (15), and the two-dimensional code support (3) is arranged on the guide mechanism in a height-adjustable manner.

8. The folding type camera calibration tool of claim 7, wherein the guide mechanism comprises a vertically arranged guide rail (4), a sliding plate matched with the guide rail (4) is arranged on the front side of the guide rail (4) and the height of the front side of the guide rail (4) can be adjusted, and the two-dimensional code support (3) is arranged on the front side of the sliding plate.

9. The tool for calibrating the folding upper camera according to claim 8, wherein the guide rail (4) is provided with a plurality of adjusting holes arranged along the length direction of the guide rail (4), the sliding plate is provided with a fixing hole, and an adjusting rod capable of being inserted into and separated from the adjusting holes is arranged in the fixing hole.

10. The tool for calibrating the folding upper camera according to any one of claims 2 to 9, wherein the base comprises two cross bars (5) with inner ends hinged to each other, the outer ends of the two cross bars (5) are respectively hinged to a vertical bar (1), a foldable and openable rotation fixing type supporting bar (2) is arranged between the vertical bar (1) and the hinged cross bar (5), a backing plate (12) for attaching the cross bar (5) is arranged on the rear side of the bearing mounting plate (13), one side of the bearing mounting plate (13) is detachably connected with one cross bar (5) through a positioning pin (7), and the other side of the bearing mounting plate (13) is detachably connected with the other cross bar (5) through a screw.

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