CN220408445U

CN220408445U - Clamp for quick positioning of ISRA camera replacement

Info

Publication number: CN220408445U
Application number: CN202321625512.8U
Authority: CN
Inventors: 张震; 郑舒阳; 邵琳
Original assignee: BMW Brilliance Automotive Ltd
Current assignee: BMW Brilliance Automotive Ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2024-01-30
Anticipated expiration: 2033-06-26

Abstract

A fixture for ISRA camera replacement quick positioning, comprising: base, clamp plate and laser pen, the base lower extreme is equipped with logical groove and locates ISRA camera top with the card, the mid portion of base upper surface along length direction seted up with the first arc wall of laser pen surface looks adaptation, the laser pen install in first arc wall just with first arc wall parallel arrangement, the laser pen protrusion the upper surface of base, the second arc wall has been seted up on the clamp plate, the second arc wall of clamp plate with the laser pen supports and holds, the clamp plate pass through the fastener with the upper surface of base is connected in order to fix the laser pen, makes through adjusting ISRA camera position the quick location after the laser pointing target preset point of laser pen realizes ISRA camera change.

Description

Clamp for quick positioning of ISRA camera replacement

Technical Field

The utility model belongs to the field of industrial camera positioning fixtures, and relates to a fixture for quick replacement and positioning of an ISRA camera.

Background

In the automotive factory automation line area, body position measurements are made by the camera system and if the camera is bad, a new camera needs to be replaced and calibrated.

In the prior art, in order to solve the above-mentioned problems, solutions have been proposed from various angles. As disclosed in application number 202222666258.8, the industrial camera positioning fixture can realize the requirement of shooting industrial cameras with different sizes at the same point through the same positioning fixture, the positioning fixture comprises a mounting part, a camera clamping part and a connecting ring base positioning part, the camera clamping part is used for fixing the position of the camera, and the connecting ring base positioning part can accurately position the camera by arranging a positioning structure matched with the camera connecting ring base, so that the shooting of the industrial camera at the same point is realized; and the positioning structure can be adapted to industrial cameras of different models. As another example, application number 202320182411.1 discloses a camera fixing device and a camera calibration device, and the specific implementation scheme is as follows: the camera fixing device comprises a mounting seat and a gland, wherein the mounting seat comprises a mounting plate and a first positioning pin, and the first positioning pin is arranged on the mounting plate and is used for being matched with a mounting hole of a camera; the gland comprises a gland body and an elastic piece, wherein the gland body is detachably connected with the mounting plate, and forms a mounting cavity for accommodating a camera body of the camera; the elastic piece is arranged at the gland body and used for clamping the camera main body in the mounting cavity. The camera fixing device can also clamp the camera rapidly, so that the convenience of replacing the camera is improved, the dismounting efficiency of the camera is improved, and the labor is saved.

From the foregoing, it can be seen that even if the new position of the camera is slightly different from the old position, it cannot be found by human vision, and in order to maintain the calibration success and measurement accuracy, the operator is required to visually adjust the new position, and since experience and skill, maintenance time are too long and unstable, a single calibration operation requires a long time, and thus, there is a need for a camera positioning apparatus that is simple in structure, fast in positioning, and convenient to operate.

Disclosure of Invention

The utility model aims to provide the fixture for replacing and rapidly positioning the ISRA camera, which has low manufacturing cost, can effectively and rapidly realize the positioning function and makes up the defects in the prior art.

To achieve the above object, the solution of the present utility model is:

a fixture for ISRA camera replacement quick positioning, comprising: base, clamp plate and laser pen, the base lower extreme is equipped with logical groove and locates ISRA camera top with the card, the mid portion of base upper surface along length direction seted up with the first arc wall of laser pen surface looks adaptation, the laser pen holding in first arc wall just with first arc wall parallel arrangement, the laser pen protrusion the upper surface of base, the second arc wall has been seted up on the clamp plate, the second arc wall of clamp plate with the laser pen supports and holds, the clamp plate pass through the fastener with the upper surface of base is connected in order to fix the laser pen, makes through adjusting ISRA camera position the quick location after the laser pointing target preset point of laser pen realizes ISRA camera change.

In one embodiment, two first bolt holes are formed in the upper surface of the base, the two first bolt holes are located on two sides of the first arc-shaped groove respectively, two second bolt holes are formed in the pressing plate, and the second bolt holes are arranged corresponding to the first bolt holes.

In one embodiment, the first arcuate slot and the second arcuate slot have the same radius.

In one embodiment, a layer of buffer pad is adhered to the inner wall of the through groove of the base.

In one embodiment, a bolt counter bore is formed in the bottom of the first arc-shaped groove, and the bolt counter bore is used for being fixedly connected with the ISRA camera through a bolt.

In one embodiment, the pressure plate is a cuboid structure.

In one embodiment, the base is shaped as a "" type.

In one embodiment, the base is symmetrical about an axial line of the first arcuate slot.

In one embodiment, two sides of the base are respectively provided with anti-skid patterns.

In one embodiment, the base is opposite to the pressing plate and is arranged at intervals.

By adopting the scheme, the beneficial effects of the utility model include: the clamp for replacing the ISRA camera and rapidly positioning is simple in structure, rapid positioning of the ISRA camera after replacement is achieved through the laser of the laser pen pointing to the target preset point position, the fact that the new position of the camera is identical to the old position is guaranteed, vision calibration is not needed, operation is convenient, and installation efficiency is high.

Drawings

Fig. 1 is a schematic structural diagram of a clamp according to an embodiment of the utility model.

Fig. 2 is a perspective view of a clamp according to an embodiment of the utility model.

Fig. 3 is a schematic view of a structure of a clamp according to an embodiment of the utility model.

Fig. 4 is a schematic view illustrating a structure of a base in one direction according to an embodiment of the utility model.

Reference numerals illustrate:

10-a base; 11-a first arc-shaped groove; 12-through grooves; 13-a first bolt hole; 14-a bolt countersink; 15-anti-skid patterns; 16-an axial line of the first arcuate slot; 20-pressing plates; 21-a second bolt hole; 22-a second arcuate slot; 30-laser pen.

Detailed Description

The utility model will be further described with reference to examples of embodiments shown in the drawings.

Example 1

Referring to fig. 1-2, a fixture for ISRA camera replacement quick positioning, comprising: base 10, clamp plate 20 and laser pen 30, the base 10 lower extreme is equipped with logical groove 12 with the card locates the ISRA camera top, the mid portion of base 10 upper surface along length direction seted up with the first arc wall 11 of laser pen 30 surface looks adaptation, laser pen 30 holding in the first arc wall 11 and with first arc wall 11 parallel arrangement, laser pen 30 protrusion the upper surface of base 10, clamp plate 20 is the cuboid structure, second arc wall 22 has been seted up on the clamp plate 20, clamp plate 20 second arc wall 22 with laser pen 30 supports and holds, clamp plate 20 pass through the fastener with the upper surface of base 10 is connected in order to fix laser pen 30. The quick positioning after the replacement of the ISRA camera is realized by adjusting the position of the ISRA camera to enable the laser of the laser pen 30 to point to a target preset point. It should be noted that the front and rear positions of the camera can be corrected by matching between the camera housing groove and the fixed base, namely, the camera is mounted on the fixed base, and the front and rear position locking can be completed only by buckling the fixed base into the camera housing groove, so that the front and rear position accuracy is ensured; the buckle of the fixed base is immovable, the fixed base is fixed by bolts, and the fixed base cannot be moved by disassembling the camera, so that the laser of the laser pen 30 is directed to a target preset point by adjusting the left and right positions of the ISRA camera relative to the fixed base, and quick positioning after replacement of the ISRA camera is realized.

In this embodiment, two first bolt holes 13 are formed in the upper surface of the base 10, two first bolt holes 13 are respectively located at two sides of the first arc-shaped groove 11, two second bolt holes 21 are formed in the pressing plate 20, and the second bolt holes 21 are correspondingly arranged with the first bolt holes 13. The first bolt hole 13 is a counter bore, the second bolt hole 21 is a through hole, and the bolt assembly passes through the second bolt hole and is screwed and fixed with the first bolt hole 13 so as to connect the pressing plate 20 with the base 10. The base 10 is opposite to the pressing plate 20 and arranged at intervals, the base 10 is symmetrical about the axial line 16 of the first arc-shaped groove 11, so that the axial line 16 of the first arc-shaped groove 11 coincides with the central line of the ISRA camera, and the stability of the clamp is improved.

Example 2

A fixture for ISRA camera replacement quick positioning, comprising: the base 10, the pressing plate 20 and the laser pen 30 are as shown in fig. 2, and the shape of the base 10 is . The base 10 comprises a main body and two pressing strips, wherein the two pressing strips are arranged on the main body at intervals in parallel, a through groove 12 clamped at the top end of the ISRA camera is formed between the two adjacent pressing strips and the main body, and the through groove is matched with the width of the ISRA camera. The main body and the two pressing strips can be plate bodies.

The middle part of the upper surface of the base 10 is provided with a first arc-shaped groove 11 along the length direction, the laser pen 30 is accommodated in the first arc-shaped groove 11 and is arranged in parallel with the first arc-shaped groove 11, the laser pen 30 protrudes out of the upper surface of the base 10, and the pressing plate 20 is provided with a second arc-shaped groove 22.

The radius of the first arc-shaped groove 11 is the same as that of the second arc-shaped groove 22, the cross sections of the first arc-shaped groove 11 and the second arc-shaped groove 22 are semicircular, the depth of the first arc-shaped groove 11 is not greater than the diameter of the laser pen 30, the side wall of the laser pen 30 protrudes out of the upper surface of the base 10, the laser pen is pressed by the pressing plate 20, and then fixed, the shape of the first arc-shaped groove 11 is matched with the radian of the outer side wall of the laser pen 30, so that the displacement of the laser pen is well limited, and shaking is avoided. In this embodiment, the two pressing strips are integrally formed with the main body.

Example 3

A fixture for ISRA camera replacement quick positioning, comprising: base 10, clamp plate 20 and laser pen 30, the base 10 lower extreme is equipped with logical groove 12 with the card locates ISRA camera top, the mid portion of base 10 upper surface along length direction seted up with the first arc wall 11 of laser pen 30 surface looks adaptation, laser pen 30 holding in first arc wall 11 just with first arc wall 11 parallel arrangement, laser pen 30 protrusion the upper surface of base 10, the second arc wall 22 has been seted up on the clamp plate 20, the second arc wall 22 of clamp plate 20 with laser pen 30 supports and holds, clamp plate 20 pass through the fastener with the upper surface connection of base 10 is fixed with laser pen 30, makes through adjusting ISRA camera position the laser of laser pen 30 is directional to the quick location after the target reservation point realizes ISRA camera change.

In order to avoid the camera wearing on the base, a cushion pad (not shown) is adhered to the inner wall of the through groove 12 of the base 10. In the use, the top contact of the direct camera of lower extreme of base can cause the outward appearance of camera to have wearing and tearing, pastes the one deck blotter through the logical inslot 12 inner wall of base 10, and the blotter passes through the logical inslot 12 inner wall of glue bonding unable adjustment base 10, and the blotter is a rubber goods that mainly plays buffering guard action, and the blotter bears extrusion effect when using, and rubber in the blotter extends towards the outside under extrusion effect, because the tensile degree of rubber is weaker, and rubber in the blotter is out of shape easily, avoids base 10 to cause wearing and tearing to the camera.

Example 4

A fixture for ISRA camera replacement quick positioning, comprising: the base 10, the pressing plate 20 and the laser pen 30, wherein the shape of the base 10 is . The middle part of base 10 upper surface along length direction offer with the first arc wall 11 of laser pen 30 surface looks adaptation, laser pen 30 holding in first arc wall 11 just with first arc wall 11 parallel arrangement, laser pen 30 protrusion the upper surface of base 10, second arc wall 22 has been offered on the clamp plate 20, clamp plate 20 second arc wall 22 with laser pen 30 supports, clamp plate 20 pass through the fastener with the upper surface of base 10 is connected in order to fix laser pen 30.

As shown in fig. 4, a bolt counterbore 14 is provided at the bottom of the first arc-shaped groove 11, and the bolt counterbore is used for fixedly connecting the ISRA camera through a bolt. Because the movement of the fixture can cause inaccurate positioning, the fixture is directly fixed at the top end of the ISRA camera, the top end of the ISRA camera is provided with a bolt hole, the bottom of the first arc-shaped groove 11 is provided with a bolt counter bore 14, the bolt counter bore 14 is identical to and corresponds to the bolt hole at the top end of the ISRA camera, and the bolt assembly passes through the bolt counter bore 14 and then is screwed and fixed in the bolt hole at the top end of the SRA camera so as to connect the ISRA camera with the base 10.

Example 5

This embodiment differs from embodiment 1 in that: as shown in fig. 3, the two sides of the base 10 are respectively provided with anti-slip patterns 15 for easy holding during installation. The place is anti-skid patterns; meanwhile, the anti-skid plate is also a reinforcing structure, because the two sides of the base are often released from the camera shell, the strength of the side plate can be ensured by increasing the anti-skid patterns, and the deformation of the plate caused by the increase of the using times is avoided.

The embodiments are described above in order to facilitate the understanding and application of the present utility model by those of ordinary skill in the art. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the embodiments described herein, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.

Claims

1. A fixture for quick positioning of ISRA camera changes, comprising: base, clamp plate and laser pen, the base lower extreme is equipped with logical groove and locates ISRA camera top with the card, the mid portion of base upper surface along length direction seted up with the first arc wall of laser pen surface looks adaptation, the laser pen holding in first arc wall just with first arc wall parallel arrangement, the laser pen protrusion the upper surface of base, the second arc wall has been seted up on the clamp plate, the second arc wall of clamp plate with the laser pen supports and holds, the clamp plate pass through the fastener with the upper surface of base is connected in order to fix the laser pen, makes through adjusting ISRA camera position the quick location after the laser pointing target preset point of laser pen realizes ISRA camera change.

2. The fixture for quick positioning of an ISRA camera replacement of claim 1, wherein two first bolt holes are formed in the upper surface of the base, the two first bolt holes are located on two sides of the first arc-shaped groove respectively, two second bolt holes are formed in the pressing plate, and the second bolt holes are arranged corresponding to the first bolt holes.

3. The fixture for ISRA camera replacement quick positioning of claim 1, wherein the first arcuate slot and the second arcuate slot have the same radius.

4. The fixture for quick positioning of an ISRA camera replacement of claim 1, wherein a cushion is attached to an inner wall of the through slot of the base.

5. The fixture for quick positioning of an ISRA camera replacement of claim 1, wherein a bolt counterbore is provided at the bottom of the first arcuate slot, the bolt counterbore being adapted to fixedly attach the ISRA camera via a bolt.

6. The fixture for ISRA camera replacement quick positioning as recited in claim 1, wherein the platen is of a rectangular parallelepiped configuration.

7. The fixture for ISRA camera replacement quick positioning as recited in claim 1, wherein the base is shaped as a "" type.

8. The fixture for ISRA camera replacement quick positioning of claim 1 or 7, wherein said mount is symmetrical about an axial line of the first arcuate slot.

9. The fixture for ISRA camera replacement quick positioning as recited in claim 1, wherein both sides of the base are provided with anti-slip patterns, respectively.

10. The fixture for ISRA camera replacement quick positioning as recited in claim 1, wherein said base is disposed opposite and spaced from said platen.