CN213754661U

CN213754661U - Industrial camera

Info

Publication number: CN213754661U
Application number: CN202022842356.3U
Authority: CN
Inventors: 刘新发
Original assignee: Shenzhen Mindvision Technology Co ltd
Current assignee: Shenzhen Mindvision Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-20
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses an industrial camera, which comprises a front cover, a middle frame and a rear cover which are connected with each other, an image acquisition board, a mainboard, a power board, an IO interface board and an RJ45 network interface mainboard; the image acquisition board is arranged on the inner side of the front cover, a dustproof silica gel pad is abutted between the image acquisition board and the front cover, the front cover is provided with a lens hole, the dustproof silica gel pad is provided with an optical filter corresponding to the lens hole, the optical filter is locked on the dustproof silica gel pad through a fixing piece, and the outer side of the lens hole is provided with a lens cover; one side of the main board close to the rear cover is provided with a U-shaped heat conducting fin, one side of the U-shaped heat conducting fin is attached to the main board through a first heat conducting pad, and the other side of the U-shaped heat conducting fin is attached to the rear cover through a second heat conducting pad; a radiating fin is arranged on the power panel and is attached to the rear cover through a second heat conducting pad; the outside of the rear cover is also provided with a cooling fan. The utility model discloses technical scheme improves the structural layout of current industry camera, improves its heat dispersion and stability in use.

Description

Industrial camera

Technical Field

The utility model relates to an industrial camera technical field, in particular to industrial camera.

Background

With the development of industrial technology and artificial intelligence, industrial cameras, which are a key component in machine vision systems and whose most essential function is to convert optical signals into ordered electrical signals, have become important hardware support for the entire system. The selection of a proper camera is also an important link in the design of a machine vision system, and the selection of the camera not only directly determines the resolution, image quality and the like of the acquired image, but also is directly related to the operation mode of the whole system. Some high-speed and high-precision detection requirements put higher requirements on functions, usability, stability, consistency and service life of the industrial camera, and the industrial camera in the prior art has unreasonable structural design, slow heat dissipation and poor use stability.

Accordingly, the prior art is deficient and needs improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an industrial camera aims at improving the structural layout of current industrial camera, improves its heat dispersion and stability in use.

In order to achieve the above object, the present invention provides an industrial camera, which includes a main housing, the main housing includes a front cover, a middle frame and a rear cover connected to each other, an image acquisition board for image acquisition, a main board for data processing, a power board for power supply, an IO interface board for connection with external devices, and an RJ45 network interface board for connection with a gigabit network are sequentially installed in the main housing; the image acquisition board is arranged on the inner side of the front cover, a dustproof silica gel pad is abutted between the image acquisition board and the front cover, the front cover is provided with a lens hole for mounting a lens, the dustproof silica gel pad is provided with an optical filter corresponding to the lens hole, the optical filter is locked on the dustproof silica gel pad through a fixing sheet, and the lens cover is arranged on the outer side of the lens hole;

one side of the main board close to the rear cover is provided with a U-shaped heat conducting fin, one side of the U-shaped heat conducting fin is attached to the main board through a first heat conducting pad, and the other side of the U-shaped heat conducting fin is attached to the rear cover through a second heat conducting pad; a radiating fin is arranged on the power panel and is attached to the rear cover through the second heat conducting pad; and a heat radiation fan is also arranged on the outer side of the rear cover.

Preferably, the image acquisition board is fixed on the front cover through a copper column, the main board is fixed on one side of the image acquisition board close to the rear cover through a copper column, and the main board is connected with the image acquisition board through a connector; the power panel is fixed on one side, close to the rear cover, of the mainboard through a copper column, and the power panel is connected with the mainboard through a connector; the IO interface board is connected with the power board through a pin header; the RJ45 network interface mainboard is welded on the power panel; the heat radiation fan is connected with the IO interface board through a connecting wire.

Preferably, the main board comprises an FPGA processing unit for performing image processing, a DDR storage unit for performing data storage, and an MCU processing unit for controlling the industrial camera to normally operate.

Preferably, at least two positioning columns are arranged on the inner side of the front cover, and positioning holes corresponding to the two positioning columns are formed in the image acquisition board.

Preferably, two mounting lugs are symmetrically arranged on the RJ45 network interface main board, and the two mounting lugs are fixed to the heat sink through screws.

Preferably, the U-shaped heat conducting fin is arranged as a heat conducting copper sheet, and the heat radiating fin is arranged as a red copper sheet.

Preferably, a fan protection cover is covered outside the heat dissipation fan.

Compared with the prior art, the beneficial effects of the utility model are that: the structure layout of the existing industrial camera is improved, the optical filter passes through one side of the lens hole of the front cover and is arranged on the silica gel pad through the fixing piece, the optical filter can be directly dismounted and replaced from the lens hole, and the main shell of the industrial camera does not need to be dismounted; the lens hole improves the dustproof effect by installing the lens cover; inside sets up U type conducting strip and fin, can be with the heat of inside fast transfer to hou gai, at the radiator fan through the back lid installation, gets rid of the heat fast, improves the stability of radiating efficiency and use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is an exploded view of the overall structure of the industrial camera of the present invention;

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

Referring to fig. 1, an industrial camera according to this embodiment includes a main housing, where the main housing includes a front cover 1, a middle frame 2, and a rear cover 3, which are connected to each other, and an image acquisition board 4 for image acquisition, a main board 5 for data processing, a power board 6 for power supply, an IO interface board 7 for connection with external devices, and an RJ45 network interface main board 8 for connection with a gigabit network are sequentially installed in the main housing; the image acquisition board 4 is arranged on the inner side of the front cover 1, a dustproof silica gel pad 9 is abutted between the image acquisition board 4 and the front cover 1, the front cover 1 is provided with a lens hole 10 for mounting a lens, the dustproof silica gel pad 9 is provided with an optical filter 11 corresponding to the lens hole 10, the optical filter 11 is locked on the dustproof silica gel pad 9 through a fixing sheet 12, and a lens cover 13 is arranged on the outer side of the lens hole 10;

a U-shaped heat conducting fin 14 is arranged on one side, close to the rear cover 3, of the main board 5, one side of the U-shaped heat conducting fin 14 is attached to the main board 5 through a first heat conducting pad 15, and the other side of the U-shaped heat conducting fin 14 is attached to the rear cover 3 through a second heat conducting pad 16; a heat radiating fin 17 is arranged on the power panel 6, and the heat radiating fin 17 is attached to the rear cover 3 through the second heat conducting pad 16; a heat radiation fan 18 is also arranged outside the rear cover 3.

It should be noted that, the present embodiment improves the structural layout of the existing industrial camera, the optical filter 11 passes through one side of the lens hole 10 of the front cover 1, and is mounted on the silica gel pad through the fixing sheet 12, so that the optical filter 11 can be directly removed and replaced from the lens hole 10 without removing the main housing of the industrial camera; the lens hole 10 improves the dustproof effect by installing the lens cover 13; inside sets up U type conducting strip 14 and fin 17, can be with inside heat fast transfer to back lid 3, at radiator fan 18 through back lid 3 installation, gets rid of the heat fast, improves radiating efficiency and stability of using. Meanwhile, a ten-gigabit network interface is adopted, the farthest transmission distance can reach 100 meters, and the industrial field wiring is not restricted any more; the network is compatible with the gigabit network downwards, the effective bandwidth is 1200M byte, which is 10 times of the gigabit network, and the image transmission time and the time delay are greatly shortened. And the system supports the GigEVision, the GenICam standard and the SDK same as the gigabit network camera, and shortens the development period of a user. By adopting the standard ten-gigabit network interface design, stable communication can be realized by using over six types of network cables, and the cost is greatly reduced compared with the mode that a CameraLink interface is matched with a collection card.

Furthermore, the image acquisition board 4 is fixed on the front cover 1 through a copper column, the main board 5 is fixed on one side of the image acquisition board 4 close to the rear cover 3 through a copper column, and the main board 5 is connected with the image acquisition board 4 through a connector; the power panel 6 is fixed on one side, close to the rear cover 3, of the main board 5 through a copper column, and the power panel 6 is connected with the main board 5 through a connector; the IO interface board 7 is connected with the power board 6 through a pin header; the RJ45 network interface motherboard 8 is welded to the power board 6; the heat dissipation fan 18 is connected to the IO interface board 7 through a connection line.

Further, the main board 5 includes an FPGA processing unit for performing image processing, a DDR storage unit for performing data storage, and an MCU processing unit for controlling the normal operation of the industrial camera. The image acquisition board 4 converts the acquired image signals into digital signals and sends the digital signals to the main board 5, and the FPGA processing unit on the main board 5 acquires the received image data signals, performs imaging processing, converts the image data signals into network data and sends the network data to the power panel 6.

Furthermore, the inboard at least two reference columns that are equipped with of protecgulum 1, be equipped with on the image acquisition board 4 with two the locating hole that the reference column corresponds, it should be said, be equipped with image acquisition's optics period on the image acquisition board 4, before image acquisition board 4 is fixed, correspond the joint through reference column and locating hole, realize as image acquisition board 4's location, guarantee optical accuracy.

Furthermore, two mounting lugs 19 are symmetrically arranged on the RJ45 network interface main board 8, and the two mounting lugs 19 are fixed on the heat sink 17 through screws, so that the rear cover 3 can fix the network port seat on the RJ45 network interface main board 8 through screws.

Furthermore, the U-shaped heat conducting fins 14 are arranged to be heat conducting copper sheets, and the heat radiating fins 17 are arranged to be red copper sheets, so that the heat radiating effect is ensured, and the heat transfer is accelerated.

Further, a fan protection cover 20 is covered outside the heat dissipation fan 18 to effectively protect the fan.

Claims

1. An industrial camera is characterized by comprising a main shell, wherein the main shell comprises a front cover, a middle frame and a rear cover which are connected with each other, and an image acquisition board for image acquisition, a main board for data processing, a power supply board for power supply, an IO interface board for connecting with external equipment and an RJ45 network interface main board for connecting with a gigabit network are sequentially installed in the main shell; the image acquisition board is arranged on the inner side of the front cover, a dustproof silica gel pad is abutted between the image acquisition board and the front cover, the front cover is provided with a lens hole for mounting a lens, the dustproof silica gel pad is provided with an optical filter corresponding to the lens hole, the optical filter is locked on the dustproof silica gel pad through a fixing sheet, and the lens cover is arranged on the outer side of the lens hole;

2. The industrial camera as claimed in claim 1, wherein the image capturing board is fixed to the front cover by copper posts, the main board is fixed to a side of the image capturing board close to the rear cover by copper posts, and the main board and the image capturing board are connected by connectors; the power panel is fixed on one side, close to the rear cover, of the mainboard through a copper column, and the power panel is connected with the mainboard through a connector; the IO interface board is connected with the power board through a pin header; the RJ45 network interface mainboard is welded on the power panel; the heat radiation fan is connected with the IO interface board through a connecting wire.

3. The industrial camera as claimed in claim 1, wherein the main board comprises an FPGA processing unit for processing images, a DDR memory unit for storing data, and an MCU processing unit for controlling normal operation of the industrial camera.

4. The industrial camera as claimed in claim 1, wherein the front cover has at least two positioning posts disposed therein, and the image capturing plate has positioning holes corresponding to the two positioning posts.

5. The industrial camera as claimed in claim 1, wherein the RJ45 network interface motherboard is symmetrically provided with two mounting lugs, and the two mounting lugs are fixed to the heat sink by screws.

6. The industrial camera of claim 1, wherein the U-shaped thermal conductive sheet is configured as a thermally conductive copper sheet and the heat sink is configured as a copper sheet.

7. The industrial camera as claimed in claim 1, wherein a fan protection cover is further covered outside the heat dissipation fan.