CN214789985U

CN214789985U - Lens rotation fine-tuning mechanism of vision camera

Info

Publication number: CN214789985U
Application number: CN202120775953.0U
Authority: CN
Inventors: 王军; 宋润达; 周鹏; 张旻钰; 管超; 吴伟
Original assignee: Suzhou Hengshi Intelligent Technology Co ltd
Current assignee: Suzhou Hengshi Intelligent Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-19
Anticipated expiration: 2031-04-16

Abstract

The utility model discloses a visual camera lens rotation fine adjustment mechanism, which comprises a bracket and a support plate, wherein the bracket is arranged on the inner side wall of a camera shell, the left and right ends of the support plate are respectively connected with the left and right side plates of the bracket through a rotating shaft in a rotating way, the bracket is provided with a first adjusting piece for driving the support plate to rotate around the rotating shaft, the first adjusting piece comprises a first adjusting rod, an upper guide sleeve and a lower guide sleeve, the upper guide sleeve and the lower guide sleeve are fixed on the bracket and are arranged up and down, the first adjusting rod penetrates through the upper guide sleeve, the support plate and the lower guide sleeve, the outer surface of the first adjusting rod is provided with screw threads, the outer surface of the first adjusting rod is sleeved with a first cylindrical locating part and is connected with the screw threads of the first cylindrical locating part, the rear end of the support plate is provided with a connecting hole, the first cylindrical locating part is clamped into the connecting hole, and can only rotate around the self central shaft in the connecting hole and slide back and forth in the connecting hole, a camera lens is arranged on the supporting plate. Is suitable for specific environment and can realize accurate fine adjustment.

Description

Lens rotation fine-tuning mechanism of vision camera

Technical Field

The utility model relates to a rotatory fine-tuning of vision camera lens.

Background

The machine vision detection is characterized by improving the flexibility and the automation degree of production. In some dangerous working environments which are not suitable for manual operation or occasions which are difficult for manual vision to meet the requirements, machine vision is commonly used to replace the manual vision; meanwhile, in the process of mass industrial production, the efficiency of checking the product quality by using manual vision is low, the precision is not high, and the production efficiency and the automation degree of production can be greatly improved by using a machine vision detection method.

However, the current visual camera generally adjusts the camera housing to adjust the detection direction, but cannot be applied to a specific environment because of the mechanism that can not finely adjust the camera lens.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above disadvantages, an object of the present invention is to provide a rotary fine adjustment mechanism for a lens of a vision camera, which is applicable to a specific environment and can realize precise fine adjustment.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a rotatory fine-tuning of vision camera lens, includes support, backup pad, the support sets up on the inside wall of camera casing, both ends are all rotated with the left and right side board of support respectively through the pivot respectively about the backup pad and are connected, be provided with the first regulating part of drive backup pad revolute rotation on the support, first regulating part includes first regulation pole, goes up uide bushing and uide bushing down, go up uide bushing, uide bushing down and fix on the support and be the setting from top to bottom, the upper and lower end of first regulation pole runs through last uide bushing, uide bushing down respectively, the rear end that the backup pad was run through to first regulation pole, first regulation pole surface is provided with the screw thread, first regulation pole surface cover is equipped with first cylindrical locating part and rather than threaded connection, the rear end of backup pad is provided with the connecting hole, first cylindrical locating part card is gone into the connecting hole, and it can only rotate around its own central axis and slide back and forth in the connecting hole, the camera lens is arranged on the supporting plate.

The utility model discloses rotatory fine-tuning of vision camera lens constructs's beneficial effect is, go up the uide bushing, the uide bushing is used for supporting the both ends of first regulation pole and supplies first regulation pole to rotate down, through rotatory first regulation pole, and first cylindrical locating part only can be in the connecting hole around its self center pin rotatory and slip around in the connecting hole, and can't be along with first regulation pole together to rotate, consequently first cylindrical locating part takes place to remove at the upper and lower position of first regulation pole, then drive the backup pad rear end and revolute the rotation of axes, camera lens revolute the rotatory angle of axis has then been adjusted, have accurate fine setting, accurate controllable advantage, and is applicable to specific environment.

Preferably, the upper and lower extreme of connecting hole have the bar hole of trend around, the left and right both ends of connecting hole have the recess of trend around, the both ends of first cylindrical locating part are located the recess of left and right-hand member, first cylindrical locating part can rotate and slide around its self center pin in the recess, first regulation pole passes the bar hole of upper and lower extreme and can slide around the bar is downthehole. The bar hole of upper and lower end of connecting hole in this application supplies first regulation pole to pass and slide around, the connecting hole left and right, the recess at right both ends supplies the both ends card of first cylindrical locating part to go into and can follow recess extending direction and slide around, and only set up the recess in the both sides of connecting hole, can restrict first cylindrical locating part and rotate around first regulation pole in the connecting hole, so cylindrical locating part is adopted to first cylindrical locating part, can realize rotating around its self center pin in the recess of both sides.

Preferably, a first knob is fixed on the top of the first adjusting rod. The first adjusting rod is convenient for operators to rotate.

Preferably, the left end and the right end of the supporting plate are respectively provided with a fixing bolt, the left side plate and the right side plate of the support are respectively provided with an arc-shaped groove, the fixing bolts penetrate through the corresponding arc-shaped grooves and can lock and fix the supporting plate on the support. After the rotation angle of the supporting plate is adjusted, the fixing bolt can be screwed, and the supporting plate is locked and fixed on the bracket.

Preferably, a round hole is formed in the middle of the supporting plate, a clamping ring is clamped in the round hole of the supporting plate, the clamping ring can rotate relative to the round hole, the camera lens is fixedly connected with the clamping ring, and a second adjusting piece for driving the clamping ring to rotate is arranged at the front end of the supporting plate. The second adjusting piece can be used for adjusting the rotation angle of the camera lens on the supporting plate, and the multi-degree-of-freedom adjustment of the camera lens is realized.

Preferably, the bracket is rotatably arranged on the camera housing, and the second adjusting piece for driving the bracket to rotate is arranged at the bottom of the camera housing. The second adjusting piece is utilized to adjust the rotation angle of the bracket on the camera shell, so that the multi-degree-of-freedom adjustment of the camera lens is realized.

Preferably, the second regulating part is including fixing left uide bushing, the right uide bushing in backup pad front end or camera casing bottom to and pass the second regulation pole of left uide bushing, right uide bushing respectively, the cover is equipped with the circular locating part of second rather than threaded connection on the second regulation pole, the waist type hole that moves towards around or move towards from top to bottom is provided with to the front end of snap ring or the lower extreme of support, the circular locating part of second runs through waist type hole and can be at waist type downthehole activity. The second adjusting rod can drive the clamping ring or the support to rotate through the matching arrangement of the second round limiting part and the waist-shaped hole.

Preferably, the bracket is provided with a locking bolt for locking the bracket on the camera housing. Once the stand is adjusted in place, the stand is locked to the camera housing by means of locking bolts.

Drawings

FIG. 1 is a perspective view of a first angle of the present embodiment;

FIG. 2 is a perspective view of a second angle of the present embodiment;

FIG. 3 is a perspective view of the support plate engaged with the first screw rod in the present embodiment;

FIG. 4 is a perspective view of the first adjusting member in the present embodiment;

fig. 5 is a perspective view of the second regulating member in the present embodiment.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-5, the visual camera lens rotation fine-tuning mechanism of this embodiment includes a bracket 1 and a support plate 2, the bracket 1 is disposed on an inner sidewall of a camera housing 3, both left and right ends of the support plate 2 are respectively rotatably connected to left and right side plates of the bracket 1 through a rotating shaft 22, the bracket 1 is provided with a first adjusting member 4 for driving the support plate 2 to rotate around the rotating shaft 22, the first adjusting member 4 includes a first adjusting rod 42, an upper guide sleeve 43 and a lower guide sleeve 44, the upper guide sleeve 43 and the lower guide sleeve 44 are fixed on the bracket 1 and are vertically disposed, upper and lower ends of the first adjusting rod 42 respectively penetrate through the upper guide sleeve 43 and the lower guide sleeve 44, the first adjusting rod 42 penetrates through a rear end of the support plate 2, a first knob 41 is fixed on a top of the first adjusting rod 42, an outer surface of the first adjusting rod 42 is provided with threads, an outer surface of the first adjusting rod 42 is sleeved with a first cylindrical limiting member 45 and is threadedly connected thereto, the rear end of the support plate 2 is provided with a coupling hole 46, the first cylindrical stopper 45 is fitted into the coupling hole 46, and it can only rotate around its own central axis in the coupling hole 46 and slide back and forth in the coupling hole 46, and the camera lens 5 is provided on the support plate 2.

During adjustment, the first adjusting rod 42 is rotated, because the first cylindrical limiting part 45 can only rotate around the self central axis in the connecting hole 46 and slide back and forth in the connecting hole 46, the first cylindrical limiting part 45 is limited by the connecting hole 46 and cannot rotate along with the first adjusting rod 42, the first cylindrical limiting part 45 can only move on the first adjusting rod 42, and then the rear end of the supporting plate 2 is driven to rotate around the rotating shafts 22 at the two ends, at the moment, the first cylindrical limiting part 45 rotates around the self central axis in the connecting hole 46 and slides back and forth, at the moment, the supporting plate 2 is rotated, the upper guide sleeve 43 and the lower guide sleeve 44 are used for supporting the first adjusting rod 42 and rotating the first adjusting rod.

In this embodiment, the upper and lower ends of the connecting hole 46 are provided with strip-shaped holes 47 extending in a front-back direction, the strip-shaped holes 47 allow the first adjusting rod 42 to pass through and slide in the front-back direction, the first adjusting rod 42 passes through the strip-shaped holes 47 at the upper and lower ends and can slide in the strip-shaped holes 47 in the front-back direction, the left and right ends of the connecting hole 46 are provided with grooves 48 extending in the front-back direction, two ends of the first cylindrical position-limiting member 45 are located in the grooves 48 at the left and right ends, the grooves 48 at the left and right ends allow two ends of the first cylindrical position-limiting member 45 to be inserted into and slide in the front-back direction along the grooves 48, the first cylindrical position-limiting member 45 can be limited to rotate around the central axis of the first adjusting rod 42 in the connecting hole 46 by only arranging the grooves 48 at two sides of the connecting hole 46, and in order to ensure that the first cylindrical position-limiting member 45 can rotate around its own central axis in the grooves 48, the first cylindrical position-limiting member 45 is adopted, once the first adjusting rod 42 is rotated, the first cylindrical position-limiting member 45 moving upwards drives the rear end of the supporting plate 2 to rotate around the shaft 22, and at the same time, the first cylindrical position-limiting member 45 rotates around its own central axis in the connecting hole 46 and slides back and forth, so as to ensure that the supporting plate 2 can rotate smoothly.

In addition, the left end and the right end of the support plate 2 are provided with fixing bolts 21, the left side plate and the right side plate of the support 1 are provided with arc-shaped grooves 11, the fixing bolts 21 penetrate through the corresponding arc-shaped grooves 11, and the support plate 2 can be locked and fixed on the support 1. After the rotation angle of the supporting plate 2 is adjusted, the fixing bolt 21 can be screwed, so that the supporting plate 2 is locked and fixed on the bracket 1. When the rotation angle of the support plate 2 is to be adjusted, the fixing bolt 21 is loosened.

Camera lens 5 in this embodiment can rotate in backup pad 2, and is concrete, and backup pad 2 middle part is provided with the round hole, and the round hole inside callipers of backup pad 2 is equipped with snap ring 23, and snap ring 23 can take place relative rotation with the round hole, and camera lens 5 is fixed on snap ring 23, and the front end of backup pad 2 is provided with the rotatory second regulating part 6 of drive snap ring 23. The second adjusting piece 6 can be used for adjusting the rotation angle of the camera lens 5 on the supporting plate 2, so that the multi-degree-of-freedom adjustment of the camera lens 5 is realized.

The support 1 can also be arranged to be rotatably arranged on the camera shell 3, and the bottom of the camera shell 3 is provided with a second adjusting piece 6 for driving the support 1 to rotate. The second adjusting part 6 can also be used for adjusting the rotation angle of the bracket 1 on the camera shell 3, so that the multi-degree-of-freedom adjustment of the camera lens 5 is realized.

The second adjusting member 6 in this embodiment includes a left guide sleeve 61 and a right guide sleeve 62 fixed at the front end of the supporting plate 2 or in the camera housing, and a second adjusting rod 63 respectively passing through the left guide sleeve 61 and the right guide sleeve 62, the left guide sleeve 61 and the right guide sleeve 62 support the second adjusting rod 63 and allow it to rotate, one end of the second adjusting rod 63 is provided with a second knob 64, the second adjusting rod 63 is sleeved with a second circular limiting member 65 in threaded connection therewith, the front end of the snap ring 23 or the lower end of the bracket 1 is provided with a waist-shaped hole 66 extending forward and backward or upward and downward, and the second circular limiting member 65 passes through the waist-shaped hole 66 and can move in the waist-shaped hole 66. When the snap ring 23 or the bracket 1 needs to be rotated, the second adjusting rod 63 corresponding to the second adjusting rod is rotated, because the second circular limiting part 65 is limited by the kidney-shaped hole 66, the second adjusting rod 63 cannot rotate and can only move relative to the second adjusting rod 63, once the position of the second circular limiting part 65 changes, the snap ring 23 or the bracket 1 can be driven to rotate, and because the kidney-shaped hole 66 is matched with the second circular limiting part 65, the second circular limiting part 65 moves in the kidney-shaped hole 66, the rotation of the snap ring 23 or the bracket 1 is not influenced.

The bracket 1 is provided with a locking bolt 12 for locking the bracket 1 to the camera housing 3. Once the stand 1 is adjusted in position, the stand 1 is locked to the camera housing 3 by means of the locking bolt 12.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a vision camera lens rotation fine-tuning which characterized in that: the camera adjusting device comprises a support (1) and a support plate (2), wherein the support (1) is arranged on the inner side wall of a camera shell (3), the left end and the right end of the support plate (2) are respectively connected with a left side plate and a right side plate of the support (1) in a rotating manner through a rotating shaft (22), a first adjusting piece (4) for driving the support plate (2) to rotate around the rotating shaft (22) is arranged on the support (1), the first adjusting piece (4) comprises a first adjusting rod (42), an upper guide sleeve (43) and a lower guide sleeve (44), the upper guide sleeve (43) and the lower guide sleeve (44) are fixed on the support (1) and are arranged vertically, the upper end and the lower end of the first adjusting rod (42) respectively penetrate through the upper guide sleeve (43) and the lower guide sleeve (44), the first adjusting rod (42) penetrates through the rear end of the support plate (2), and threads are arranged on the outer surface of the first adjusting rod (42), first regulation pole (42) surface cover is equipped with first cylindrical locating part (45) and rather than threaded connection, the rear end of backup pad (2) is provided with connecting hole (46), connecting hole (46) are gone into to first cylindrical locating part (45) card, and it can only be in connecting hole (46) rotatory and slide around in connecting hole (46) around its self center pin, be provided with camera lens (5) on backup pad (2).

2. The visual camera lens rotation fine-tuning mechanism of claim 1, wherein: the upper and lower extreme of connecting hole (46) have bar hole (47) of trend around having, the left and right both ends of connecting hole (46) have recess (48) of trend around having, the both ends of first cylindrical locating part (45) are located recess (48) of left and right-hand member, first cylindrical locating part (45) can rotate around its self center pin and slide around and in recess (48), first regulation pole (42) pass upper and lower extreme bar hole (47) and can slide around in bar hole (47).

3. The visual camera lens rotation fine-tuning mechanism of claim 1, wherein: a first knob (41) is fixed at the top of the first adjusting rod (42).

4. The visual camera lens rotation fine-tuning mechanism of claim 1, wherein: the utility model discloses a support, including backup pad (2), curb plate, fixing bolt (11), fixing bolt (21), arc groove (11) have all been seted up on the curb plate about backup pad (2), fixing bolt (21) pass corresponding arc groove (11), and can with backup pad (2) locking is fixed on support (1).

5. The visual camera lens rotation fine-tuning mechanism of claim 1, wherein: the camera lens is characterized in that a round hole is formed in the middle of the supporting plate (2), a clamping ring (23) is clamped in the round hole of the supporting plate (2), the clamping ring (23) can rotate relative to the round hole, the camera lens (5) is fixedly connected with the clamping ring (23), and a second adjusting piece (6) for driving the clamping ring (23) to rotate is arranged at the front end of the supporting plate (2).

6. The visual camera lens rotation fine-tuning mechanism of claim 5, wherein: the support (1) is rotatably arranged on the camera shell (3), and the second adjusting piece (6) for driving the support (1) to rotate is arranged at the bottom of the camera shell (3).

7. The visual camera lens rotation fine-tuning mechanism of claim 6, wherein: second regulating part (6) are including fixing left uide bushing (61), right uide bushing (62) in backup pad (2) front end or camera casing (3) bottom to and pass second regulation pole (63) of left uide bushing (61), right uide bushing (62) respectively, the one end that second was adjusted pole (63) is provided with second knob (64), the cover is equipped with rather than threaded connection's the circular locating part of second (65) on second regulation pole (63), the waist type hole (66) that move towards around or move towards from top to bottom are provided with to the front end of snap ring (23) or the lower extreme of support (1), the circular locating part of second (65) run through waist type hole (66) and can be at waist type hole (66) internalization.

8. The visual camera lens rotation fine-tuning mechanism of claim 6, wherein: the camera comprises a camera shell (3) and is characterized in that a locking bolt (12) used for locking the camera shell on the camera shell (3) is arranged on the support (1).