CN221303687U - High-precision reflector frame fixing clamp - Google Patents

Abstract

The utility model discloses a high-precision mirror holder fixing clamp which comprises a base, a mirror holder shell, a mirror holder rear cover and an inner ring, wherein the mirror holder rear cover is vertically fixed on the base, the mirror holder shell is arranged on the front side of the mirror holder rear cover in a floating mode, the middle parts of the mirror holder shell and the mirror holder rear cover are hollow, and the inner ring is arranged in the middle of the mirror holder shell in a floating mode. The utility model adopts the double floating adjusting mechanism to realize the floating adjustment of the mirror bracket shell relative to the mirror bracket rear shell and the floating adjustment of the inner ring relative to the mirror bracket shell, greatly increases the convenience of adjustment, has higher adjusting precision and more adjusting angle, has lower requirement on environment, and can be used for the application of the large-caliber optical reflecting mirror.

Description

High-precision reflector frame fixing clamp

Technical Field

The utility model relates to the technical field of light path adjustment, in particular to a high-precision reflector frame fixing clamp.

Background

The prior reflector frame adjusting device, such as the prior patent 202210526202.4, adopts a back 3-axis adjusting mechanism to adjust the pitching, and is also provided with a supporting rod sleeve for fixing the position and adjusting the height, and can also rotate.

However, the adjusting device has technical defects, and mainly comprises the following three aspects: first, this mirror holder has 3 adjusting screw only, and structural design is unreasonable, and angle of adjustment is restricted. Second, the glasses frame is provided with the sleeve support rod, and although the height of the glasses frame can be adjusted, the glasses frame can be adjusted up and down only by hands, and the precision can not meet the requirements. Third, the diameter is too small to fit a large diameter mirror. Fourth, the supporting rod is used for supporting the sleeve base to fix the reflector frame by the aid of the screws, if the working environment vibrates, the supporting rod loosens, the position of the reflector is changed, and the light path is disordered.

Disclosure of Invention

In order to solve the above problems, the present utility model provides a high-precision mirror holder fixing jig.

The technical scheme is that the high-precision mirror bracket fixing clamp comprises a base, a mirror bracket shell, a mirror bracket rear cover and an inner ring, wherein the mirror bracket rear cover is vertically fixed on the base, the mirror bracket shell is arranged on the front side of the mirror bracket rear cover in a floating mode, the middle parts of the mirror bracket shell and the mirror bracket rear cover are hollow, and the inner ring is arranged in the middle of the mirror bracket shell in a floating mode.

Preferably, the upper end, the lower extreme, the left end, the right-hand member on the outer lane of inner ring respectively are equipped with at least one recess, connection structure between inner ring and the mirror holder shell include interval adjusting device and a spring plunger at least, interval adjusting device inwards support in the recess that corresponds on the outer lane of inner ring through upper end, left end, the right-hand member of mirror holder shell respectively, the spring plunger locate the lower extreme of mirror holder shell middle part hollow to upwards support in the recess of the lower extreme of inner ring.

Preferably, at least two concave end screws are further arranged on the inner ring.

Preferably, the frame shell is tensioned between the rear cover of the frame and at least three positions of the inner ring through tension devices, and a group of interval adjusting devices are arranged beside each tension device.

As a further preferable mode, when the number of the tension devices is three, the tension devices are positioned above, below left and below right of the inner ring; when the number of the tension devices is four, the tension devices are positioned at the left upper part, the left lower part, the right lower part and the right upper part of the inner ring.

Preferably, the tension device comprises a tension spring and a pair of pins, wherein a pin fixing position is respectively arranged on the rear cover of the glasses frame and the outer shell of the glasses frame, the pins are respectively fixed in the pin fixing positions on the rear cover of the glasses frame and the outer shell of the glasses frame, and two ends of the tension spring are respectively fixedly connected with the pins.

As a further preferable mode, the distance adjusting device comprises, but is not limited to, a micrometer adjusting stud and a clamping limiting post, when the distance adjusting device is the micrometer adjusting stud, a groove is formed in the rear side face of the frame shell, the micrometer adjusting stud penetrates through the frame rear cover from the rear side of the frame rear cover and abuts against the corresponding groove in the rear side face of the frame shell, and the distance between the frame rear cover and the frame shell can be achieved by screwing the micrometer adjusting stud; when spacing adjusting device is spacing post of joint, every interval is equipped with the joint recess on the spacing post of joint, and is equipped with the passageway along the spacing post axial of joint, the mirror holder after cover and be equipped with the through-hole that supplies the spacing post of joint to pass through, local in the through-hole is equipped with spacing arch, the spacing post of joint passes the through-hole of covering behind the mirror holder from the rear side of mirror holder back lid to in leaning on the recess that corresponds on the trailing side of mirror holder shell, rotating the spacing post of joint, in spacing protruding card goes into the joint recess, realizes spacing locking, rotates the spacing post of joint, spacing arch breaks away from the joint recess, enters into the position that can adjust the spacing post of joint in the passageway.

Preferably, the bottom of the frame housing is shorter than the rear frame cover and is supplemented by two fulcrums.

As a further preferable mode, the length of the groove is larger than the diameter of the micrometer adjusting stud or the clamping limiting column.

Preferably, two groups of adjusting screw holes are respectively arranged on the front side and the rear side of the rear cover of the frame on the base, and the distance between the adjusting screw holes is suitable for the screw hole positions of the optical platform.

The beneficial effects of the utility model are as follows: the utility model adopts the double floating adjusting mechanism to realize the floating adjustment of the mirror bracket shell relative to the mirror bracket rear shell and the floating adjustment of the inner ring relative to the mirror bracket shell, greatly increases the convenience of adjustment, has higher adjusting precision and more adjusting angle, has lower requirement on environment, and can be used for the application of the large-caliber optical reflecting mirror.

At least 3 points of the back of the mirror bracket shell are used as adjusting mechanisms, the pitching angle and the position of X, Y, Z three-axis directions can be accurately adjusted when more light paths are built, and the light source, the camera and the reflecting mirror can be quickly and conveniently adjusted in specific application

The inner ring is added for fixing the reflecting mirror, so that the inner ring can be independently adjusted along the X, Y, Z three-axis directions. The micrometer adjusting studs are arranged on the left side and the right side of the mirror holder shell for fixing the mirror, the mirror can be adjusted to move left and right, the micrometer adjusting studs are arranged on the upper side of the shell for fixing the mirror holder, the spring plunger is arranged on the lower side of the micrometer adjusting studs, and the micrometer adjusting studs can be adjusted to move up and down after being rotated, so that flexible adjustment is realized.

The utility model can be provided with a larger diameter of the reflector and has higher adjusting precision by adopting a micrometer adjusting mechanism in the aspect of precision.

The base is also provided with adjusting screw holes, and the distance between the adjusting screw holes is suitable for the screw hole positions of the optical platform.

Drawings

Fig. 1 is a schematic perspective view of the present utility model from the front side.

Fig. 2 is a schematic perspective view of the present utility model from the rear side.

Fig. 3 is a schematic diagram of an exploded construction of the present utility model.

Fig. 4 is a front view of the present utility model.

Fig. 5 is a left side view of the present utility model.

Fig. 6 is a schematic view of the internal structure of the present utility model with the frame housing hidden.

Fig. 7 is a rear side view of the frame housing of the present utility model.

Fig. 8 is a schematic view of the position of the frame housing of the present utility model with three sets of spacing adjustment means.

Fig. 9 is a schematic structural diagram of the spacing adjusting device according to the present invention when the spacing adjusting device is a clamping spacing stud.

Fig. 10 is a second schematic view of the positional relationship between the clamping limiting post and the rear cover of the frame.

Description of the reference numerals:

1: a frame rear cover; 2: a micrometer adjusting stud; 3: a pin; 4: a frame housing; 5: an inner ring; 6: a base; 7: adjusting the screw hole; 8: a tension device; 9: a tension spring; 10: fixing and positioning pins; 11: a female end screw; 12: a groove; 13: a spring plunger; 14: a fulcrum; 15: clamping the limit column; 16: a clamping groove; 17: a limit protrusion; 18: a channel.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and examples.

As shown in fig. 1-9, the utility model comprises a base 6, a frame shell 4, a frame back cover 1 and an inner ring 5, wherein the frame back cover 1 is vertically fixed on the base 6, the frame shell 4 is arranged at the front side of the frame back cover 1 in a floating manner, the middle parts of the frame shell 4 and the frame back cover 1 are hollow, and the inner ring 5 is arranged at the middle part of the frame shell 4 in a floating manner.

In this embodiment, the upper end, the lower end, the left end and the right end on the outer ring of the inner ring 5 are respectively provided with at least one groove 12, the connection structure between the inner ring 5 and the frame housing 4 comprises at least three spacing adjusting devices and a spring plunger 13, the spacing adjusting devices respectively penetrate through the upper end, the left end and the right end of the frame housing 4 to be propped inwards in the corresponding grooves 12 on the outer ring of the inner ring 5, and the spring plunger 13 is arranged at the lower end of the middle hollow part of the frame housing 4 and is propped upwards to be supported in the grooves 12 of the lower end of the inner ring 5.

In this embodiment, at least two screws 11 with concave ends are further disposed on the inner ring 5.

In this embodiment, the frame housing 4 is tensioned between at least three directions and the rear cover 1 of the frame by tension devices 8, and a set of spacing adjustment devices are provided beside each tension device 8.

As shown in fig. 8, when the number of the tension devices 8 is three, the tension devices are positioned above, below left and below right of the inner ring 5; as shown in fig. 7, when the number of the tension devices 8 is four, they are located at the upper left, lower right and upper right of the inner ring 5.

In this embodiment, the tension device 8 includes a tension spring 9 and a pair of pins 3, a pin fixing position 10 is respectively disposed on the rear cover 1 and the frame housing 4 of the frame, the pins 3 are respectively fixed in the pin fixing positions 10 on the rear cover 1 and the frame housing 4 of the frame, and two ends of the tension spring 9 are respectively fixedly connected with the pins 3.

In this embodiment, the distance adjusting device includes, but is not limited to, a micrometer adjusting stud 2 and a clamping limiting post, when the distance adjusting device is the micrometer adjusting stud 2, a groove 12 is provided on the rear side surface of the frame housing 4, the micrometer adjusting stud 2 passes through the frame rear cover 1 from the rear side of the frame rear cover 1 and abuts against the corresponding groove 12 on the rear side surface of the frame housing 4, and the distance between the frame rear cover 1 and the frame housing 4 can be achieved by screwing the micrometer adjusting stud 2; as shown in fig. 9-10, when the spacing adjustment device is a clamping spacing column 15, each spacing distance on the clamping spacing column 15 is provided with a clamping groove 16, a channel 18 is axially arranged along the clamping spacing column 15, the rear mirror bracket cover 1 is provided with a through hole for the clamping spacing column 15 to pass through, a limiting protrusion 17 is locally arranged in the through hole, the clamping spacing column 15 passes through the through hole on the rear mirror bracket cover 1 from the rear side of the rear mirror bracket cover 1 and abuts against the corresponding groove 12 on the rear side surface of the mirror bracket shell 4, the clamping spacing column 15 is rotated, the limiting protrusion 17 is clamped into the clamping groove 16 to realize limiting locking, the clamping spacing column 15 is rotated, the limiting protrusion 17 is separated from the clamping groove 16, and the position of the clamping spacing column 15 can be adjusted by entering the channel 18.

In this embodiment, the bottom of the frame housing 4 is shorter than the rear frame cover 1 and is supplemented by two support points 14.

In this embodiment, the length of the groove 12 is greater than the diameter of the micrometer adjusting stud 2 or the clamping limiting post 15.

In this embodiment, two groups of adjusting screw holes 7 are respectively arranged on the front side and the rear side of the base 6, which are located on the rear cover 1 of the mirror bracket, the distance between the adjusting screw holes 7 is suitable for the screw hole position of the optical platform, and the optical platform can be fixed after the whole mirror bracket is installed.

In this embodiment, this device is the aluminum alloy material, is suitable for multiple environment, has antidetonation, stable, non-deformable's benefit.

The using method comprises the following steps: four tension devices 8 are arranged on the frame shell 4 and are positioned at the left upper part, the left lower part, the right lower part and the right upper part of the inner ring 5, and the adopted spacing adjusting devices are micrometer studs 2. The reflector is installed in the center of inner ring 5, is fixed with two concave end screws 11, and inner ring 5 uses micrometer adjusting stud 2 to fix at mirror holder shell 4 center, and four positions of inner ring 5 have four recess 12, and the left and right sides use micrometer adjusting stud 2 to withhold recess 12, and when going to left regulation, anticlockwise rotation left micrometer adjusting stud 2, clockwise rotation right micrometer adjusting stud 2, take care that both sides are rotatory simultaneously in order to guarantee the precision requirement, only need reverse operation can when going to right regulation. The micrometer adjusting stud 2 is arranged on the upper side, the spring plunger 13 is arranged on the lower side, the micrometer adjusting stud 2 which is used for clockwise rotating the upper side when the micrometer adjusting stud is used for adjusting the lower side is used for downwards pressing the inner ring 5 of the fixed reflector, the micrometer adjusting stud 2 is used for anticlockwise rotating the micrometer adjusting stud 2 when the micrometer adjusting stud is used for upwards adjusting, and the inner ring 5 is jacked up by the spring plunger, so that the aim of up-down adjustment is achieved. The length of the four grooves 12 is twice the diameter of the micrometer adjusting stud 2, so that the micrometer adjusting stud 2 on the left and right sides has a movable space when being adjusted up and down, and the micrometer adjusting stud 2 on the left and right sides also has a movable space when being adjusted up and down.

The inner ring 5 and the mirror holder shell 4 are connected with the mirror holder back cover 1 after being installed, the mirror holder shell 4 and the mirror holder back cover 1 are tensioned by using the tension device 8, the groove 12 of the mirror holder shell 4 is propped against by using the micrometer adjusting stud 2 to achieve the left-right fixing effect, the mirror holder shell 4 is shorter than the mirror holder back cover 1 and is complemented by the two fulcrums 14, so that more space exists under the condition of adjusting the pitching angle, the force is saved in the adjusting process, and the precision requirement is higher. When the upper edge of the reflector needs to be adjusted forward in angle, the micrometer adjusting stud 2 above the rear cover 1 of the mirror bracket is rotated clockwise to push the housing 4 of the mirror bracket forward, and the mirror bracket is rotated anticlockwise. The angle of the lower side of the reflector needs to be adjusted, the micrometer adjusting stud 2 at the lower side of the rear cover 1 of the mirror bracket is rotated clockwise to push the housing 4 of the mirror bracket forwards, and the mirror bracket is reversely rotated anticlockwise. The left side adjustment is performed by simultaneously rotating the left side and the right side of the micrometer adjusting studs 2, simultaneously pushing the left side and the right side of the frame shell 4 forward, and the right side adjustment is performed as same as the left side operation.

In the description of the present specification, it should be understood that the terms "front," "middle," "upper," "lower," "left," "right," "upper left," "upper right," "lower left," "lower right," etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the term "connected" and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides a high accuracy mirror holder mounting fixture, its characterized in that includes base (6), mirror holder shell (4), mirror holder back lid (1), inner ring (5), mirror holder back lid (1) vertical be fixed in base (6) on, mirror holder shell (4) float locate the front side of lid (1) behind the mirror holder, the middle part cavity of lid (1) behind mirror holder shell (4) and the mirror holder, inner ring (5) float to be located the middle part of mirror holder shell (4).

2. The high-precision reflector holder fixing clamp according to claim 1, wherein the upper end, the lower end, the left end and the right end on the outer ring of the inner ring (5) are respectively provided with at least one groove (12), the connecting structure between the inner ring (5) and the reflector holder shell (4) comprises at least three spacing adjusting devices and a spring plunger (13), the spacing adjusting devices respectively penetrate through the upper end, the left end and the right end of the reflector holder shell (4) to inwards lean against corresponding grooves (12) on the outer ring of the inner ring (5), and the spring plunger (13) is arranged at the lower end of the middle hollow of the reflector holder shell (4) and upwards lean against the grooves (12) supported at the lower end of the inner ring (5).

3. A high precision mirror holder fixing clamp according to claim 1 or 2, characterized in that the inner ring (5) is further provided with at least two female end screws (11).

4. A high precision mirror holder fixing clamp according to claim 1, characterized in that the mirror holder housing (4) is placed between the inner ring (5) and the mirror holder rear cover (1) in at least three orientations, which are tensioned by means of tension means (8), and that a set of distance adjusting means is provided beside each tension means (8).

5. A high precision mirror holder fixing jig according to claim 4, wherein when the number of the tension devices (8) is three, they are located above, below left and below right of the inner ring (5); when the number of the tension devices (8) is four, the tension devices are positioned at the left upper part, the left lower part, the right lower part and the right upper part of the inner ring (5).

6. The high-precision mirror holder fixing clamp according to claim 4 or 5, wherein the tension device (8) comprises a tension spring (9) and a pair of pins (3), a pin fixing position (10) is respectively arranged on the mirror holder rear cover (1) and the mirror holder shell (4), the pins (3) are respectively fixed in the pin fixing positions (10) on the mirror holder rear cover (1) and the mirror holder shell (4), and two ends of the tension spring (9) are respectively fixedly connected with the pins (3).

7. The high-precision mirror holder fixing clamp according to claim 2 or 4, wherein the distance adjusting device comprises, but is not limited to, a micrometer adjusting stud (2) and a clamping limiting post, when the distance adjusting device is the micrometer adjusting stud (2), a groove (12) is formed in the rear side surface of the mirror holder shell (4), the micrometer adjusting stud (2) penetrates through the mirror holder rear cover (1) from the rear side of the mirror holder rear cover (1) and abuts against the corresponding groove (12) in the rear side surface of the mirror holder shell (4), and the distance between the mirror holder rear cover (1) and the mirror holder shell (4) can be achieved by screwing the micrometer adjusting stud (2); when spacing adjusting device is spacing post (15) of joint, every interval distance is equipped with joint recess (16) on spacing post (15) of joint, and is equipped with passageway (18) along joint spacing post (15) axial, mirror holder back lid (1) on be equipped with the through-hole that supplies spacing post (15) of joint to pass through, local in the through-hole is equipped with spacing arch (17), the spacing post (15) of joint passes the through-hole on mirror holder back lid (1) from the rear side of mirror holder back lid (1) to in supporting corresponding recess (12) on the trailing flank of mirror holder shell (4), rotate joint spacing post (15), in spacing arch (17) card goes into joint recess (16), realizes spacing locking, rotates joint spacing post (15), spacing arch (17) break away from joint recess (16), enter into the position that can adjust joint spacing post (15) in passageway (18).

8. A high precision mirror holder fixing jig according to claim 1, characterized in that the bottom of the mirror holder housing (4) is shorter than the mirror holder rear cover (1) and is supplemented by two fulcrums (14).

9. The high-precision reflector holder fixing clamp according to claim 7, wherein the length of the groove (12) is larger than the diameter of the micrometer adjusting stud (2) or the clamping limiting post (15).

10. The high-precision reflector frame fixing clamp according to claim 1, wherein two groups of adjusting screw holes (7) are respectively arranged on the base (6) and positioned on the front side and the rear side of the reflector frame rear cover (1), and the distance between the adjusting screw holes (7) is suitable for the screw hole positions of the optical platform.