CN212903087U

CN212903087U - CCD protection assembly for straightness detection

Info

Publication number: CN212903087U
Application number: CN202022347656.4U
Authority: CN
Inventors: 谈源; 李春惠; 陈香伟; 吴超; 沈阳
Original assignee: Changzhou Xinchuang Intelligent Technology Co Ltd
Current assignee: Changzhou New Intelligent Technology Co Ltd; Changzhou Xinchuang Intelligent Technology Co Ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-04-06
Anticipated expiration: 2030-10-21

Abstract

The utility model relates to a CCD protection component for straightness accuracy detects, which comprises a housin, the side seal board, preceding shrouding, upper cover plate and lower apron, side seal board fixed connection is in the casing both sides, form and supply the chamber that holds that the probe was placed with lower probe, still include the transmitting plane and the receiving plane that the level set up, transmitting plane and receiving plane will hold the chamber and separate for last probe guard portion, mounting panel guard portion and lower probe guard portion, the length of lower probe guard portion is greater than the length of last probe guard portion, guarantee the stability of structure, avoid tumbling, the laser beam of last probe transmission shines receiving plane through transmitting plane, measure the system shading limit to the distance on base through lower probe receiving laser, transmitting plane sets up in the upper cover plate bottom surface, receiving plane sets up under apron top surface. The utility model discloses a parallel arrangement's transmitting plane and receiving plane take place refraction error's interference when avoiding the light beam to pass through optical glass piece, improve the accuracy of detected data.

Description

CCD protection assembly for straightness detection

Technical Field

The utility model relates to a straightness accuracy detects technical field, especially relates to a CCD protection component for straightness accuracy detects.

Background

With the rapid development of electronic information and electric automation technology, the CCD image sensor is widely applied to the industries of photography, medical treatment, machine tool processing and the like at present, can convert optical signals into electric signals, and converts the electric signals into digital image signals through an external sampling amplification and analog-to-digital conversion circuit, and has high positioning precision and good imaging effect. Therefore, the CCD camera is often used for collecting and analyzing the straightness accuracy data in the straightness accuracy detection, but the CCD camera belongs to a precise component, and external dust and impurity pollutants can pollute the lens, so that the data collection effect is influenced and the service life of the data collection effect is prolonged. Therefore, how to provide a CCD protection assembly for linearity detection with simple and reliable structure, dust prevention and collision prevention is a technical problem that needs to be solved by those skilled in the art at present.

In view of the above problems, the designer is actively making research and innovation based on the practical experience and professional knowledge that is abundant for years in engineering application of such products, so as to create a CCD protection component for straightness detection, which is more practical.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a CCD protection component for straightness accuracy detects that simple structure is reliable, dustproof anticollision.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a CCD protection assembly for straightness detection, comprising: 1. a CCD protection assembly for straightness detection, comprising: the side seal plates are fixedly connected with two sides of the shell to form an accommodating cavity for placing the upper probe and the lower probe,

the device also comprises a horizontally arranged transmitting plane and a horizontally arranged receiving plane, the transmitting plane and the receiving plane divide the accommodating cavity into an upper probe protecting part, a mounting plate protecting part and a lower probe protecting part, a laser beam emitted by the upper probe irradiates the receiving plane through the transmitting plane, the distance from the light shielding edge of the manufactured part to the bottom edge is measured through the receiving laser of the lower probe,

the transmitting plane is arranged on the bottom surface of the upper cover plate, the receiving plane is arranged on the top surface of the lower cover plate,

the front sealing plate is fixedly connected with the upper cover plate and the lower cover plate.

Further, the shell comprises a first vertical section, a first horizontal section, a second vertical section and a third vertical section, the first horizontal section is fixedly connected with one end of the first vertical section and one end of the second vertical section, the second horizontal section is fixedly connected with the other end of the first vertical section and one end of the third vertical section, and the length of the first horizontal section is smaller than that of the second horizontal section.

Further, the upper cover plate and the lower cover plate are provided with installation parts and connection parts, the installation parts are outwards bent to form the connection parts, the connection parts are perpendicular to the installation parts, the connection parts are used for being connected with the shell, and the installation parts are used for installing optical glass sheets.

Furthermore, the side face of the installation part close to the connection part is provided with a first installation groove, and an optical glass sheet is arranged in the first installation groove.

Furthermore, a through light-transmitting groove is formed in the bottom of the first mounting groove, and the upper cover plate and the lower cover plate are correspondingly arranged on the light-transmitting groove.

Furthermore, the connecting part is provided with a mounting hole, and a fastener is arranged in the mounting hole and is used for fixedly connecting the upper cover plate/the lower cover plate and the shell.

Furthermore, the optical glass sheet is fixedly connected with two lens fixing sheets, and the two lens fixing sheets are arranged at two ends of the top surface of the optical glass sheet.

Further, a rubber sealing gasket is arranged between the optical glass sheet and the first mounting groove, and a rubber sealing gasket is arranged between the optical glass sheet and the lens fixing sheet.

Further, a rubber sealing gasket is arranged between the shell and the side sealing plates, and the cross-sectional shape of the rubber sealing gasket is the same as that of the shell.

Furthermore, the bottom of the side sealing plate is provided with a through threading groove, and the first vertical section is provided with a threading hole.

The utility model has the advantages that: the utility model discloses a probe and lower probe provide reliable and stable accommodation space in the setting of casing and side seal board, go up the baffle and provide stable support for last probe. Through parallel arrangement's transmitting plane and receiving plane, avoid the interference of the light beam emergence refraction error when passing through optical glass piece and avoid the loss of refraction in-process light simultaneously, improve the accuracy of detected data. Provide stable holding surface for the finished piece through receiving the plane, increased the utility model discloses CCD protects subassembly stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed 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 some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the appearance structure of the present invention;

FIG. 2 is a schematic view of the installation of the upper probe and the lower probe in the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a housing in an embodiment of the present invention;

FIG. 4 is a schematic view of the connection between the upper cover plate and the photosensitive glass sheet according to the embodiment of the present invention;

fig. 5 is a schematic structural view of an upper cover plate in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a CCD protection component for straightness detection in an embodiment of the present invention.

Reference numerals: the casing 1, first vertical section 11, the through wires hole 111, first horizontal segment 12, second horizontal segment 13, second vertical section 14, third vertical section 15, side seal board 2, the through wires groove 21, preceding shrouding 3, upper cover plate 4, installation department 41, connecting portion 42, mounting hole 421, optical glass piece 43, first mounting groove 44, light-transmitting groove 45, lens stationary blade 46, emission plane 47, lower apron 5, receiving plane 51, go up probe protection portion 6, go up probe 61, mounting panel protection portion 7, lower probe protection portion 8, lower probe 81, rubber packing 9.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are the directions or positional relationships indicated on the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.

As shown in fig. 1 to 6, the CCD protection assembly for straightness detection includes a housing 1, two side sealing plates 2, a front sealing plate 3, an upper cover plate 4 and a lower cover plate 5, the side sealing plates 2 are fixedly connected to two sides of the housing 1 to form a receiving cavity for placing an upper probe 61 and a lower probe 81, and further includes a horizontally arranged emitting plane 47 and a horizontally arranged receiving plane 51, the emitting plane 47 and the receiving plane 51 divide the receiving cavity into an upper probe protection part 6, a mounting plate protection part 7 and a lower probe protection part 8, the length of the lower probe protection part 8 is greater than that of the upper probe protection part 6 to ensure structural stability and prevent tipping, a laser beam emitted by the upper probe 61 irradiates the receiving plane 51 through the emitting plane 47, the lower probe 81 receives the laser to measure the distance from the light shielding edge to the bottom edge of a laser measurement part, the emitting plane 47 is arranged on the bottom surface of the upper cover plate 4, the receiving plane 51 is disposed on the top surface of the lower cover plate 5, and the front sealing plate 3 is fixedly connected to the upper cover plate 4 and the lower cover plate 5.

The utility model discloses a setting up of casing 1 and side seal board 2 is gone up probe 61 and lower probe 81 and is provided reliable and stable accommodation space, goes up the baffle and provides stable support for last probe 61. Through the parallel arrangement of the emitting plane 47 and the receiving plane 51, the interference of refraction errors when the light beam passes through the optical glass sheet 43 is avoided, meanwhile, the light loss in the refraction process is avoided, and the accuracy of data detection is improved. Provide stable holding surface for the finished piece through receiving plane 51, increased the utility model discloses CCD protects subassembly stability.

As a preference of the above embodiment, the housing 1 includes a second vertical section 14, a first horizontal section 12, a first vertical section 11, a second horizontal section 13 and a third vertical section 15 which are connected in sequence, the first horizontal section 12 is fixedly connected with one end of the first vertical section 11 and one end of the second vertical section 14, the second horizontal section 13 is fixedly connected with the other end of the first vertical section 11 and one end of the third vertical section 15, and the length of the first horizontal section 12 is smaller than that of the second horizontal section 13. The first horizontal section 12 is parallel to the second horizontal section 13, and the first vertical section 11, the second vertical section 14, and the third vertical section 15 are arranged in parallel.

Preferably, in the above embodiment, the upper cover plate 4 and the lower cover plate 5 are both provided with the mounting portion 41 and the connecting portion 42, the mounting portion 41 is bent outward to form the connecting portion 42, the connecting portion 42 is disposed perpendicular to the mounting portion 41, the connecting portion 42 is used for connecting the housing 1, the mounting portion 41 is used for mounting the optical glass sheet 43, and the mounting portion 41 and the connecting portion 42 are integrally formed. The connecting portion 42 is provided with a mounting hole 421, and a fastener is provided in the mounting hole 421 for fixedly connecting the upper cover plate 4/the lower cover plate 5 with the housing 1.

The side surfaces of the mounting part 41 and the connecting part 42 are tightly attached to the end part of the third vertical section 15 of the casing 1 through the vertically arranged mounting part 41 and the connecting part 42, and meanwhile, the sealing effect is better due to the arrangement of the connecting part 42.

In the above embodiment, a first mounting groove 44 is preferably formed in a side surface of the mounting portion 41 close to the connecting portion 42, and an optical glass sheet 43 is preferably disposed in the first mounting groove 44. The bottom of the first mounting groove 44 is provided with a through light transmission groove 45, and the upper cover plate 4 and the lower cover plate 5 are correspondingly provided with the light transmission groove 45.

Set up to optical glass piece 43 through first mounting groove 44 and provide stable support space, the light trough 45 that makes through corresponding setting up makes the laser that goes up probe 61 transmission can be received by probe 81 is accurate down, setting up of light trough 45 provides the protection for optical glass piece 43 simultaneously, avoid optical glass piece 43 and external direct contact, for example when placing the finished piece on lower cover plate 5, can not with optical glass piece 43 direct contact, scratch and harm to optical glass piece 43 when avoiding carrying the finished piece, the accuracy of measurement has been increased, the life of optical glass piece 43 has been prolonged.

Preferably, in the above embodiment, the optical glass sheet 43 is fixedly connected with the lens fixing pieces 46, two lens fixing pieces 46 are provided, and the lens fixing pieces 46 are provided at both ends of the top surface of the optical glass sheet 43. The lens fixing piece 46 is provided with a positioning hole, and the lens fixing piece 46 is fixedly connected with the upper/lower cover plate 5 by a fastener penetrating through the positioning hole, and simultaneously compresses the optical glass piece 43 to realize the fixation of the optical glass piece 43.

In the above embodiment, the rubber packing 9 is preferably provided between the optical glass surface and the first mounting groove 44, and the rubber packing 9 is preferably provided between the optical glass sheet 43 and the lens fixing piece 46. Avoid impurity pollutants such as external steam and dust to get into CCD protection component by clearance between optical glass piece 43 and the upper/lower apron 5 through the setting of rubber seal pad 9, also carry out shock attenuation protection to optical glass piece 43 simultaneously, reduce the finished piece and carry the collision between optical glass piece 43 and the lens stationary blade 46, increased the utility model discloses a stability.

Preferably, the bottom of the side sealing plate 2 is provided with a through threading groove 21, the side sealing plate 2 is provided with a plurality of counter bores, fasteners are arranged in the counter bores, the housing 1 and the side sealing plate 2 are connected through the fasteners, and the first vertical section 11 is provided with a threading hole 111.

In the above embodiment, the rubber packing 9 is preferably provided between the case 1 and the side cover plate 2, and the rubber packing 9 has the same cross-sectional shape as the case 1. The sealing property between the case 1 and the side seal plate 2 is ensured by the provision of the rubber packing 9.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A CCD protection assembly for straightness detection, comprising: the probe comprises a shell (1), side seal plates (2), a front seal plate (3), an upper cover plate (4) and a lower cover plate (5), wherein the side seal plates (2) are fixedly connected to two sides of the shell (1) to form an accommodating cavity for placing an upper probe (61) and a lower probe (81),

the device is characterized by further comprising a transmitting plane (47) and a receiving plane (51) which are horizontally arranged, wherein the transmitting plane (47) and the receiving plane (51) divide the accommodating cavity into an upper probe protecting part (6), a mounting plate protecting part (7) and a lower probe protecting part (8), a laser beam emitted by the upper probe (61) irradiates the receiving plane (51) through the transmitting plane (47), and the distance from the light shielding edge to the bottom edge of a manufactured part is measured by receiving laser through the lower probe (81),

the transmitting plane (47) is arranged on the bottom surface of the upper cover plate (4), the receiving plane (51) is arranged on the top surface of the lower cover plate (5),

the front sealing plate (3) is fixedly connected with the upper cover plate (4) and the lower cover plate (5).

2. The CCD protection assembly for straightness detection according to claim 1, wherein the housing (1) comprises a first vertical section (11), a first horizontal section (12), a second horizontal section (13), a second vertical section (14) and a third vertical section (15), the first horizontal section (12) is fixedly connected with one end of the first vertical section (11) and one end of the second vertical section (14), the second horizontal section (13) is fixedly connected with the other end of the first vertical section (11) and one end of the third vertical section (15), and the length of the first horizontal section (12) is smaller than that of the second horizontal section (13).

3. The CCD protection assembly for straightness detection according to claim 1, wherein the upper cover plate (4) and the lower cover plate (5) are provided with a mounting portion (41) and a connecting portion (42), the mounting portion (41) is bent outwards to form the connecting portion (42), the connecting portion (42) is perpendicular to the mounting portion (41), the connecting portion (42) is used for connecting the housing (1), and the mounting portion (41) is used for mounting an optical glass sheet (43).

4. The CCD protection assembly for straightness detection according to claim 3, wherein a first mounting groove (44) is formed in a side surface of the mounting portion (41) close to the connecting portion (42), and an optical glass sheet (43) is arranged in the first mounting groove (44).

5. The CCD protection assembly for linearity detection according to claim 4, wherein a light transmission groove (45) is formed at the bottom of the first mounting groove (44), and the upper cover plate (4) is arranged corresponding to the light transmission groove (45) on the lower cover plate (5).

6. The CCD protection assembly for straightness detection according to claim 3, wherein the connecting portion (42) is provided with a mounting hole (421), and a fastener is provided in the mounting hole (421) for fixedly connecting the upper cover plate (4)/the lower cover plate (5) and the housing (1).

7. The CCD protection assembly for straightness detection according to claim 4, wherein two lens fixing pieces (46) are fixedly connected to the optical glass piece (43), and the lens fixing pieces (46) are arranged at two ends of the top surface of the optical glass piece (43).

8. The CCD protection assembly for linearity detection as claimed in claim 7, wherein a rubber packing (9) is provided between said optical glass sheet (43) and said first mounting groove (44), and a rubber packing (9) is provided between said optical glass sheet (43) and said lens fixing piece (46).

9. The CCD protection assembly for straightness detection according to claim 1, wherein a rubber packing (9) is provided between the housing (1) and the side sealing plate (2), and the rubber packing (9) has the same cross-sectional shape as the housing (1).

10. The CCD protection assembly for straightness detection according to claim 2, wherein a through threading groove (21) is formed at the bottom of the side sealing plate (2), and a threading hole (111) is formed in the first vertical section (11).