CN218066961U

CN218066961U - Life testing device

Info

Publication number: CN218066961U
Application number: CN202220844556.9U
Authority: CN
Inventors: 江勇; 张占军; 占国华; 唐艳军; 祝飞; 兰绿娟; 孙熙敏
Original assignee: Dongguan Yutong Optical Technology Co Ltd
Current assignee: Dongguan Yutong Optical Technology Co Ltd
Priority date: 2022-04-12
Filing date: 2022-04-12
Publication date: 2022-12-16
Anticipated expiration: 2032-04-12

Abstract

The utility model belongs to the technical field of the test of camera lens life-span, a life-span testing arrangement is disclosed, including box, a drive assembly and fixed subassembly. The first driving assembly comprises a driving piece, a rotary connecting piece and a rotary fixing piece, the rotary connecting piece comprises a fixing block, two connecting plates and two connecting rods, the connecting plates are adjustably arranged on the fixing block, the connecting plates can be adjusted in position relative to the fixing block, the connecting rods are arranged on the connecting plates, the connecting rods are fixedly connected with the rotary fixing piece, and the rotary fixing piece can be correspondingly adjusted according to different specifications of workpieces to adapt to workpieces of various specifications. The fixing component can be fixedly connected with the fixing part of the workpiece and detachably arranged on the box body. The fixed assembly of the service life testing device is connected with the box body through the detachable, and the rotary connecting piece is correspondingly adjusted according to workpieces of different specifications, so that the service life testing device is stronger in compatibility and practicability.

Description

Life testing device

Technical Field

The utility model relates to a camera lens life-span test technical field especially relates to a life-span testing arrangement.

Background

Along with the high accuracy kludge uses more and more extensively to machine vision, and is more and more strict to the adjustable life-span of machine vision camera lens, the quality of camera lens becomes one of the most main competitive advantages, for the quality of assurance camera lens, we also are more and more rigorous to the performance requirement of camera lens subassembly, and to machine vision camera lens we not only require optical properties to satisfy the requirement, but also adjustable rotatory life-span also need satisfy the user demand. The rotatory life-span test of camera lens among the prior art adopts artifical manual rotatory test more, and the drawback of artifical manual rotatory test has: 1. a large amount of manpower is consumed; 2. the angle range of each rotation cannot be guaranteed to be consistent; 3. manual counting of times is prone to errors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a life-span testing arrangement can replace the manual work to rotate the life-span test, has improved the efficiency and the accuracy of test.

To achieve the purpose, the utility model adopts the following technical proposal:

a life test device for carrying out life test on a workpiece, the workpiece including a fixed portion and a rotating portion rotatably provided on the fixed portion, the life test device comprising:

a box body;

the first driving assembly is fixedly arranged on the box body and comprises a driving piece, a rotating connecting piece and a rotating fixing piece, the rotating connecting piece comprises a fixed block, two connecting plates and two connecting rods, the fixed block is fixedly arranged at the output end of the driving piece, the two connecting plates are adjustably arranged on two sides of the fixed block, the two connecting rods are respectively arranged at one ends of the two connecting plates, which are far away from the fixed block, and the connecting rods are fixedly connected with the rotating fixing piece, the rotating part can be fixed by the rotating fixing piece, and the driving piece can drive the rotating fixing piece to drive the rotating part to rotate relative to the fixed part;

and the fixing component is detachably arranged on the box body and is fixedly connected with the fixing part.

Preferably, the fixing assembly comprises a lower base, an upper pressing piece and a first fastener, the lower base is detachably and fixedly arranged on the box body, the upper pressing piece and the lower base are connected with each other to form a fixing ring, the workpiece is fixedly arranged in the fixing ring, and the first fastener can press the upper pressing piece and the lower base to enable the fixing ring to be tightened.

Preferably, the lower base comprises a lower fixing portion, a lower connecting portion and a lower annular portion, the upper pressing piece comprises an upper connecting portion and an upper annular portion, the lower fixing portion is detachably connected with the box body, the lower connecting portion is fixedly connected with the upper connecting portion through a first fastener, and the lower annular portion and the upper annular portion form the fixing ring.

Preferably, a first hole is formed in the upper annular portion, a second hole matched with the first hole is formed in the workpiece, and the fixing assembly further comprises a second fastening piece capable of being simultaneously inserted into the first hole and the second hole.

Preferably, the fixed block is provided with two through holes, the two connecting plates are adjustably arranged in the through holes, and the rotating connector further comprises a third fastener, wherein the third fastener can fixedly connect the connecting plates with the fixed block.

Preferably, an open slot is formed in one end, which is far away from the fixed block, of the connecting plate, and the connecting rod is connected to the open slot.

Preferably, the first driving assembly further comprises a connecting shaft, and the connecting shaft is fixedly connected with the output end of the driving piece through a coupler.

Preferably, the first driving assembly further comprises a supporting member, and the connecting shaft is rotatably disposed on the supporting member and penetrates through the supporting member.

Preferably, the rotary fastener includes a first stationary half ring and a second stationary half ring, the first stationary half ring and the second stationary half ring are connected to each other to clamp the rotary part, and both sides of the first stationary half ring and the second stationary half ring facing away from the rotary part are fixedly connected to the rotary connector.

Preferably, the workpiece is a visual lens, the visual lens is provided with an object distance adjusting ring and a diaphragm adjusting diaphragm, the service life testing device further comprises a second driving assembly, the second driving assembly is fixedly arranged on the box body, and the first driving assembly and the second driving assembly can respectively drive the object distance adjusting ring and the diaphragm adjusting ring to rotate simultaneously.

The utility model has the advantages that:

the utility model provides a pair of life-span testing arrangement for carry out rotatory life-span test to rotatable work piece, effectively improved the efficiency of test, and reduced the cost of labor. The work piece includes the fixed part and rotates the rotating part that sets up on the fixed part. The service life testing device comprises a box body, a first driving assembly and a fixing assembly. The first driving assembly comprises a driving piece, a rotating connecting piece and a rotating fixing piece, the rotating connecting piece comprises a fixing block, two connecting plates and two connecting rods, the connecting plates are adjustably arranged on the fixing block, the positions of the connecting plates can be adjusted relative to the fixing block, the connecting rods are arranged on the connecting plates, the connecting rods are fixedly connected with the rotating fixing piece, and the rotating fixing piece can be correspondingly adjusted according to different specifications of workpieces to adapt to the workpieces of various specifications. The fixing component can be fixedly connected with the fixing part of the workpiece and detachably arranged on the box body. The service life testing device can replace manual work to test the rotation service life of the workpiece, effectively improves the testing efficiency, and enables the rotation of the rotating part to be more standard and the testing result to be more accurate by setting the range of the rotation angle of the first driving assembly; in addition, the fixed assembly is connected with the box body through the detachable, so that the service life testing device is higher in compatibility and practicability and applicable to workpieces of various specifications.

Drawings

Fig. 1 is a schematic overall structure diagram of a life testing device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a fixing assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a rotating assembly according to an embodiment of the present invention;

fig. 4 is a test flowchart according to an embodiment of the present invention.

In the figure:

1, a box body;

2-a first drive assembly; 21-a drive member; 22-a rotary connection; 221-fixing block; 2211-through hole; 222-a connecting plate; 2221-open slots; 223-connecting rod; 23-rotating the fixing member; 231-a first stationary half ring; 232-a second stationary half ring; 24-a connecting shaft; 25-a coupler; 26-a support member; 27-a mounting plate;

3-a fixing component; 31-a lower base; 311-lower fixation; 312-lower connection; 313-a lower annular portion; 32-an upper compression member; 321-an upper connecting part; 322-upper annular portion; 3221-a first hole;

4-a second drive assembly; 5, a main control module; 6-data display module.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise specifically stated or limited, the terms "connected," "connected," and "fixed" are to be understood broadly, and may include, for example, a fixed connection, a detachable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediary, a connection between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Along with the fact that a high-precision assembling machine is more and more widely used for machine vision, the adjustable service life of a machine vision lens is more and more strict, the quality of the lens becomes one of the most main competitive advantages, in order to guarantee the quality of the lens, the performance requirements of a lens assembly are more and more strict, the optical performance of the machine vision lens is required to meet the requirements, and the required adjustable rotation service life of the machine vision lens is required to meet the use requirements. For the visual lens, the object distance adjusting ring and the diaphragm adjusting ring need to be subjected to rotation life detection.

As shown in fig. 1, an embodiment of the present invention provides a life testing apparatus for performing a rotation life test on a rotating portion of a workpiece. In the present embodiment, the visual lens is taken as an example for description, and the rotating portions are an object distance adjusting ring and a diaphragm adjusting ring, respectively. The service life testing device comprises a box body 1, a first driving assembly 2, a fixing assembly 3 and a second driving assembly 4. The fixing component 3 is detachably arranged on the box body 1, and the visual lens is arranged on the fixing component 3 through the fixing part; first drive assembly 2 and second drive assembly 4 symmetry set up in the both sides of fixed subassembly 3, and first drive assembly 2 and second drive assembly 4 all fix and set up on box 1, and first drive assembly 2 and second drive assembly 4 can drive the rotation of object distance adjustable ring and diaphragm adjustable ring respectively simultaneously to test the life-span of rotation of object distance adjustable ring and diaphragm adjustable ring. Of course, the workpiece may be another workpiece requiring a test of the rotation life, and if the workpiece is provided with the rotation portion only at one end, only the first driving assembly 2 may be provided.

Specifically, with continued reference to fig. 1, the fixing assembly 3 includes a lower base 31, an upper pressing member 32, and a first fastening member (not shown in the drawings). Wherein, lower base 31 detachably fixes and sets up on box 1, goes up to compress tightly 32 can constitute fixed ring with lower base 31 interconnect, and vision camera lens fixed mounting is in fixed ring, and first fastener can make fixed ring tighten up to make the vision camera lens install on fixed subassembly 3 more firmly, first drive assembly 2 can drive the rotation of object distance adjustable ring and test, and second drive assembly 4 can drive the rotation of diaphragm adjustable ring and test. The lower base 31 and the upper pressing piece 32 are connected with each other to form a fixing ring so as to fix the visual lens, so that the visual lens is more convenient to mount.

Specifically, the service life testing device is further provided with a main control module 5 and a data display module 6. The main control module 5 is arranged in the box body 1, the main control module 5 is used for controlling the single chip microcomputer, the USB interface, the power switch and the dial switch, and the main control module 5 is used for adjusting the rotating angle, the rotating step number and the rotating frequency of the object distance adjusting ring and the diaphragm adjusting ring. The data display module 6 is disposed on the box 1 and is configured to display the set number of rotation steps, the set number of target life times, and the number of current actions.

Specifically, as shown in fig. 2, the lower base 31 includes a lower fixing portion 311, a lower connecting portion 312, and a lower annular portion 313, and the upper pressing member 32 includes an upper connecting portion 321 and an upper annular portion 322. Lower fixed part 311 is connected with box 1 detachably, and lower connecting portion 312 and last connecting portion 321 pass through first fastener fixed connection, and lower annular portion 313 and last annular portion 322 constitute solid fixed ring, and this structural design is simple, convenient to use, and the installation of vision camera lens is fixed more rationally.

In order to make the visual lens installed in the fixing ring more stable, the upper annular portion 322 is provided with a first hole 3221, a second hole is provided at a position where the visual lens is connected to the fixing ring, and the fixing assembly 3 further includes a second fastening member (not shown in the figure), which can be simultaneously inserted into the first hole 3221 and the second hole to further fix the visual lens and the fixing ring. The structure can effectively prevent the relative rotation of the visual lens and the fixing ring so as to improve the accuracy of the test.

Specifically, as shown in fig. 1 and 3, the first driving assembly 2 includes a driving member 21, a rotary connector 22, and a rotary fixing member 23. Drive piece 21 is fixed to be set up on box 1, swivel connected coupler 22 includes fixed block 221, two connecting plates 222 and two connecting rods 223, fixed block 221 is fixed to be set up in the output of drive piece 21, two connecting plates 222 position adjustable settings set up in the both sides of fixed block 221, two connecting rods 223 set up respectively in the one end that two connecting plates 222 deviate from fixed block 221, and connecting rod 223 and swivel mount 23 fixed connection, object distance adjustable ring and swivel mount 23 fixed connection, drive piece 21 can drive swivel connected coupler 22 and drive the relative vision camera lens of object distance adjustable ring and rotate.

The service life testing device can replace manual work to test the rotation service life of the visual lens, the testing efficiency is effectively improved, and the rotation of the object distance adjusting ring and the diaphragm adjusting ring is more standard and the testing result is more accurate by setting the rotation angle ranges of the first driving assembly 2 and the second driving assembly 4; in addition, the fixed component 3 is detachably connected with the box body 1 through the lower base 31, so that the service life testing device is higher in compatibility and practicability and can be suitable for visual lenses of various specifications.

It can be understood that the first driving assembly 2 further comprises a mounting plate 27 for fixing the driving member 21, the mounting plate 27 is fixedly arranged on the box body 1, and the driving member 21 is fixedly arranged on the mounting plate 27, so that the driving member 21 is more convenient to mount and more reasonable in structure. In the present embodiment, the driving member 21 is a motor.

Further, in order to prolong the distance between the output ends of the driving members 21, the first driving assembly 2 further comprises a connecting shaft 24, the connecting shaft 24 is fixedly connected with the output ends of the driving members 21 through a coupler 25, the fixing blocks 221 are arranged at one ends, deviating from the coupler 25, of the connecting shaft 24, and the driving members 21 rotate through the driving connecting shaft 24, so that the rotating fixing members 23 are driven to rotate.

Furthermore, the first driving assembly 2 further includes a supporting member 26, the connecting shaft 24 is rotatably disposed on the supporting member 26, and the connecting shaft 24 is disposed through the supporting member 26, the supporting member 26 can support the connecting shaft 24 to prevent the connecting shaft 24 from being bent by the gravity of the rotating connecting member 22. It will be appreciated that, in order to facilitate the rotation of the connecting shaft 24, the connecting shaft 24 is rotatably mounted on the support member 26 by means of bearings, which enable the connecting shaft 24 to rotate more smoothly and reduce wear.

With reference to fig. 3, two through holes 2211 are formed in the fixing block 221, the connecting plate 222 is slidably disposed in the through holes 2211, the connecting plate 222 is slidably adjusted in the through holes 2211, a third fastening member (not shown) passes through the fixing block 221 to abut against the connecting plate 222, so that the connecting plate 222 is fixed to the fixing block 221, and the position of the connecting plate 222 on the fixing block 221 is adjustable, so that the life test apparatus can be suitable for visual lenses of various specifications, and errors in design or assembly can be compensated, so as to reduce the difficulty in manufacturing.

Further, one end of the connecting plate 222, which is away from the fixing block 221, is provided with an open slot 2221, and the connecting rod 223 is connected in the open slot 2221, so that the overall structure is more convenient to mount and simpler in structure.

Continuing to refer to fig. 3, in order to make the object distance adjusting ring fixed more conveniently and quickly, the rotating fixing member 23 includes a first stationary half ring 231 and a second stationary half ring 232, the first stationary half ring 231 and the second stationary half ring 232 are connected to each other to clamp the object distance adjusting ring, two connecting rods 223 are respectively fixedly connected to one sides of the first stationary half ring 231 and the second stationary half ring 232 departing from the object distance adjusting ring, and the object distance adjusting ring is clamped by the first stationary half ring 231 and the second stationary half ring 232, so that the installation is more convenient. It is understood that the first stationary half ring 231 and the second stationary half ring 232 are fastened by a fourth fastener (not shown in the drawings).

In this embodiment, the first fastener, the second fastener, the third fastener and the fourth fastener are all screws.

It will be appreciated that the first drive assembly 2 and the second drive assembly 4 are identical in construction, and the second drive assembly 4 is used for rotational life testing of a diaphragm adjustment ring of a vision lens. Only the first driving assembly 2 will be described in detail, and the detailed structure of the second driving assembly 4 will not be described in detail.

In this embodiment, as shown in fig. 4, the test flow is: firstly, a 220V master control power supply is connected, and a power switch is turned on to electrify equipment; then, connecting a USB interface, and setting the parameters of the rotation angle and the times of the object distance adjusting ring and the diaphragm adjusting ring; finally, the test is started, and the operation of the driving member 21 reaches the set value, and the operation is stopped. The main control module 5 controls the driving piece 21 of the first driving component 2 and the second driving component 4 to rotate by sending pulses to drive the object distance adjusting ring and the diaphragm adjusting ring of the visual lens to rotate for testing, the main control single chip microcomputer calculates the number of sent pulses, and the data are displayed on the data display module 6 after calculation and processing.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a life-span testing arrangement for carry out life-span test to the work piece, the work piece include the fixed part and rotate set up in rotating part on the fixed part, its characterized in that, life-span testing arrangement includes:

a box body (1);

the first driving assembly (2) is fixedly arranged on the box body (1), the first driving assembly (2) comprises a driving part (21), a rotating connecting part (22) and a rotating fixing part (23), the rotating connecting part (22) comprises a fixing block (221), two connecting plates (222) and two connecting rods (223), the fixing block (221) is fixedly arranged at the output end of the driving part (21), the two connecting plates (222) are adjustably arranged on two sides of the fixing block (221), the two connecting rods (223) are respectively arranged at one ends, deviating from the fixing block (221), of the two connecting plates (222), the connecting rods (223) are fixedly connected with the rotating fixing part (23), the rotating fixing part (23) can be fixed by the rotating fixing part, and the driving part (21) can drive the rotating fixing part (23) to drive the rotating part to rotate relative to the fixing part;

the fixing component (3) is detachably arranged on the box body (1), and the fixing component (3) is fixedly connected with the fixing part.

2. The life testing device according to claim 1, wherein the fixing assembly (3) comprises a lower base (31), an upper pressing member (32) and a first fastening member, the lower base (31) is detachably and fixedly arranged on the box body (1), the upper pressing member (32) and the lower base (31) can be mutually connected to form a fixing ring, the workpiece is fixedly arranged in the fixing ring, and the first fastening member can press the upper pressing member (32) and the lower base (31) to tighten the fixing ring.

3. The life test device according to claim 2, wherein the lower base (31) includes a lower fixing portion (311), a lower connecting portion (312), and a lower annular portion (313), the upper pressing member (32) includes an upper connecting portion (321) and an upper annular portion (322), the lower fixing portion (311) is detachably connected to the case (1), the lower connecting portion (312) and the upper connecting portion (321) are fixedly connected by the first fastening member, and the lower annular portion (313) and the upper annular portion (322) constitute the fixing ring.

4. The life testing device of claim 3, wherein the upper annular portion (322) is provided with a first hole (3221), the workpiece is provided with a second hole matching with the first hole (3221), and the fixing assembly (3) further comprises a second fastener, and the second fastener can be simultaneously inserted into the first hole (3221) and the second hole.

5. The life test device according to claim 1, wherein the fixing block (221) is provided with two through holes (2211), the two connection plates (222) are position-adjustably provided in the through holes (2211), and the rotary connector (22) further comprises a third fastening member capable of fixedly connecting the connection plates (222) with the fixing block (221).

6. The life test device according to claim 1, characterized in that an end of the connection plate (222) facing away from the fixed block (221) is provided with an open slot (2221), the connection rod (223) being connected in the open slot (2221).

7. The life test device as claimed in claim 1, characterized in that the first drive assembly (2) further comprises a connecting shaft (24), the connecting shaft (24) being fixedly connected with the output end of the drive member (21) by means of a coupling (25).

8. The life test device according to claim 7, characterized in that the first drive assembly (2) further comprises a support (26), and the connecting shaft (24) is rotatably arranged on the support (26) and extends through the support (26).

9. The life testing device according to claim 1, characterized in that the rotating fixture (23) comprises a first stationary half ring (231) and a second stationary half ring (232), the first stationary half ring (231) and the second stationary half ring (232) being interconnected for clamping the rotating part, a side of the first stationary half ring (231) and the second stationary half ring (232) facing away from the rotating part each being fixedly connected with the rotating connection (22).

10. The life test device according to any one of claims 1-9, wherein the workpiece is a vision lens, the vision lens has an object distance adjusting ring and a diaphragm adjusting ring, the life test device further comprises a second driving assembly (4), the second driving assembly (4) is fixedly arranged on the box body (1), and the first driving assembly (2) and the second driving assembly (4) can respectively drive the object distance adjusting ring and the diaphragm adjusting ring to rotate simultaneously.