CN220839839U - Camera zoom balladeur train processing frock - Google Patents
Camera zoom balladeur train processing frock Download PDFInfo
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- CN220839839U CN220839839U CN202322637080.9U CN202322637080U CN220839839U CN 220839839 U CN220839839 U CN 220839839U CN 202322637080 U CN202322637080 U CN 202322637080U CN 220839839 U CN220839839 U CN 220839839U
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- negative pressure
- valve seat
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- 238000007789 sealing Methods 0.000 claims description 29
- 210000000078 claw Anatomy 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses a camera zoom carriage machining tool which comprises a three-jaw clamping seat, a valve seat, an end cover and a center seat which are sequentially arranged along the horizontal direction, wherein a plurality of positioning holes A are formed in the inner side end surface of the three-jaw clamping seat; the valve seat is of a spline shaft structure, and a spline bulge on the valve seat is provided with a plurality of negative pressure holes I; the inner side end surface of the valve seat is provided with an air suction groove, and the negative pressure holes I are communicated with the air suction groove; the periphery of the valve seat is nested with a valve sleeve matched with the valve seat, and the side wall of the valve sleeve is provided with a negative pressure hole II; the end cover is fixedly connected with the valve seat through a connecting bolt; the end cover is also provided with a connecting valve communicated with the air suction groove; the utility model has the advantages of good positioning and clamping effect, simple structure, convenient clamping operation, positioning and clamping of zoom carriages with different sizes and the like.
Description
Technical Field
The utility model relates to the technical field of camera carriage tools, in particular to a camera zoom carriage processing tool.
Background
The zoom carriage of the camera is an important part for completing the continuous zoom switching function of the lens, has higher processing precision requirement as an important part of the camera performance, and comprises a ring seat 800, guide sliding plates 801 are arranged on the circumferential outer wall of the ring seat 800 at equal intervals, and connecting holes 802 are also arranged on the circumferential end surface of the ring seat 800; most of existing camera zoom carriage tools are used for positioning the guide sliding plate 801 and the ring seat 800 through step shaft-shaped tools and then are matched with the lock nut and the positioning pin to position and clamp the camera zoom carriage, but the problems that the stress of the zoom carriage is uneven, the clamping effect is poor, the clamping operation is inconvenient and the like exist.
Disclosure of utility model
The utility model aims to overcome the existing defects, and provides a camera zoom carriage processing tool which has the advantages of uniform stress of the zoom carriage, good positioning and clamping effect, simple structure, convenient clamping operation, positioning and clamping of the zoom carriages with different sizes by changing valve sleeves with different sizes, good applicability and capability of effectively solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a camera zoom balladeur train processing frock, includes three claw cassette, disk seat, end cover and top seat that arrange in proper order along the horizontal direction, three claw cassette is step axle construction, and has seted up a plurality of locating hole A along its circumferencial direction on the inboard terminal surface of three claw cassette, and all is equipped with the locating pin in the locating hole A; the valve seat is of a spline shaft structure, spline bulges are arranged on the outer wall of the circumference of the valve seat at equal intervals, and a plurality of negative pressure holes I are formed in the spline bulges along the radial direction of the valve seat; the end face, far away from the three-jaw clamping seat, of the valve seat is provided with an air suction groove at the center, the air suction groove is formed in the axial direction of the valve seat, and the negative pressure holes I are communicated with the air suction groove; the periphery of the valve seat is nested with a valve sleeve, spline grooves matched with the valve sleeve are formed in the valve sleeve at positions corresponding to the spline protrusions, and negative pressure holes II are formed in the circumferential side wall of the valve sleeve at positions corresponding to the negative pressure holes I; the end face of the valve sleeve facing the three-jaw clamping seat is provided with positioning holes B at positions corresponding to the positioning pins; the end face, far away from the three-jaw clamping seat, of the valve seat is also provided with a plurality of threaded holes, and the end cover is fixedly connected with the threaded holes on the valve seat through connecting bolts; the end cover is also provided with a connecting valve communicated with the air suction groove; the center seat is of a disc structure, a plurality of tight supporting legs are arranged on the inner side end face of the center seat at equal intervals along the circumferential direction of the center seat, and the center of the outer side end face of the center seat is provided with a center.
Furthermore, a first sealing groove is formed in the spline bulge of the valve seat, the first negative pressure hole on the spline bulge is located in the first sealing groove, and a first sealing gasket is arranged in the first sealing groove.
Furthermore, a second sealing groove is formed in the outer wall of the valve sleeve at the position corresponding to the spline groove, a second negative pressure hole at the spline groove is formed in the second sealing groove, and a second sealing gasket is arranged in the second sealing groove.
Compared with the prior art, the utility model has the beneficial effects that: the camera zooming carriage processing tool is characterized in that the positioning pin on the three-jaw clamping seat is used for positioning the circumferential movement of the camera zooming carriage, the camera zooming carriage is positioned and clamped by negative pressure generated by the connecting valve, the valve seat and the valve sleeve, the stress of the zooming carriage is uniform, the positioning and clamping effect is good, the structure is simple, the clamping operation is convenient, and the camera zooming carriage with different sizes can be positioned and clamped by replacing the valve sleeves with different sizes, so that the applicability is good.
Drawings
FIG. 1 is a schematic diagram of a zoom carriage of a conventional camera;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is an exploded view of the tooling of the present utility model;
FIG. 4 is a schematic view of a valve seat structure according to the present utility model;
FIG. 5 is a schematic view of the valve housing of the present utility model;
FIG. 6 is a schematic view of the assembled valve seat and valve sleeve of the present utility model;
FIG. 7 is a schematic view of the present utility model in use;
fig. 8 is a cross-sectional view of the present utility model in use.
In the figure:
Processing tool: the three-jaw clamping seat 1, the positioning hole A11, the valve seat 2, the spline bulge 21, the negative pressure hole I22, the threaded hole 23, the sealing groove I24, the sealing gasket I25, the valve sleeve 3, the spline groove 31, the negative pressure hole II 32, the sealing groove II 33, the sealing gasket II 34, the positioning hole B35, the end cover 4, the connecting valve 5, the tip seat 6, the propping supporting leg 61 and the positioning pin 7;
camera zoom carriage: 800 ring seats, 801 guide slide plates and 802 connecting holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 2-8, the present utility model provides a technical solution: the utility model provides a camera zoom balladeur train processing frock, includes three claw cassette 1, disk seat 2, end cover 4 and top seat 6 that arrange in proper order along the horizontal direction, three claw cassette 1 is step axle construction, and has seted up a plurality of locating hole A11 along its circumferencial direction on the inboard terminal surface of three claw cassette 1, and all is equipped with locating pin 7 in the locating hole A11; the valve seat 2 is of a spline shaft structure, spline bulges 21 are arranged on the outer wall of the circumference of the valve seat 2 at equal intervals, and a plurality of negative pressure holes I22 are formed in the spline bulges 21 along the radial direction of the valve seat 2; the end surface of the valve seat 2 far away from the three-jaw clamping seat 1 is provided with an air suction groove at the center, the air suction groove is formed along the axial direction of the valve seat 2, and the negative pressure holes I22 are communicated with the air suction groove; the periphery of the valve seat 2 is nested with a valve sleeve 3, spline grooves 31 matched with the valve sleeve 3 are formed in the positions, corresponding to the spline protrusions 21, of the valve sleeve 3, and negative pressure holes II 32 are formed in the positions, corresponding to the negative pressure holes I22, of the circumferential side wall of the valve sleeve 3; the end face of the valve sleeve 3 facing the three-jaw clamping seat 1 is provided with positioning holes B35 at positions corresponding to the positioning pins 7; the end face, far away from the three-jaw clamping seat 1, of the valve seat 2 is also provided with a plurality of threaded holes 23, and the end cover 4 is fixedly connected with the threaded holes 23 on the valve seat 2 through connecting bolts; and the end cover 4 is also provided with a connecting valve 5 communicated with the air suction groove; the center seat 6 is of a disc structure, a plurality of tightening supporting legs 61 are arranged on the inner side end face of the center seat 6 at equal intervals along the circumferential direction, and centers of the outer side end faces of the center seat 6 are provided with centers.
Working principle:
The outer convex shaft of the three-jaw clamping seat 1 is fixedly clamped through a three-jaw chuck of a machine tool, the valve sleeve 3 is slidably nested on the valve seat 2, the guide sliding plate 801 on the ring seat 800 is slidably nested on the valve sleeve 3, the guide sliding plate 801 is aligned with and attached to the negative pressure hole II 32 on the valve sleeve 3, the positioning pin 7 on the three-jaw clamping seat 1 penetrates through the connecting hole on the ring seat 800 and extends into the positioning hole B35 on the valve sleeve 3, the center tailstock on the machine tool tightly props against the center seat 6, the propping supporting leg 61 on the center seat 6 tightly props against the outer end face of the valve sleeve 3, and the valve sleeve 3 is clamped between the center seat 6 and the three-jaw clamping seat 1; the connecting valve 5 is connected with a negative pressure system arranged outside, so that the suction groove is in a negative pressure state, the guide sliding plate 801 is tightly attached to the valve sleeve 3 through the first negative pressure hole 22 and the second negative pressure hole 32, the camera zoom sliding frame is stably clamped, and then the camera zoom sliding frame is machined through a machine tool.
The embodiment discloses camera zoom balladeur train processing frock, through the locating pin 7 on the three-jaw cassette 1 to the circumference removal of camera zoom balladeur train location, the negative pressure that produces through connecting valve 5, disk seat 2 and valve pocket 3 is to the centre gripping of fixing a position of camera zoom balladeur train, and camera zoom balladeur train location centre gripping is effectual, simple structure, camera zoom balladeur train clamping convenient operation, and can fix a position the centre gripping to the camera zoom balladeur train of equidimension not through changing the valve pocket 3 of equidimension, and the suitability is good.
Further, the first sealing grooves 24 are formed at the spline protrusions 21 of the valve seat 2, the first negative pressure holes 22 on the spline protrusions 21 are located in the first sealing grooves 24, the first sealing gaskets 25 are arranged in the first sealing grooves 24, the tightness between the second negative pressure holes 32 and the first negative pressure holes 22 can be improved through the first sealing gaskets 25 in the first sealing grooves 24, and air leakage between the second negative pressure holes 32 and the first negative pressure holes 22 is prevented.
Further, the outer wall of the valve sleeve 3 is provided with a second sealing groove 33 at the position corresponding to the spline groove 31, the second negative pressure hole 32 at the spline groove 31 is located in the second sealing groove 33, a second sealing gasket 34 is arranged in the second sealing groove 33, the sealing performance between the guide sliding plate 801 and the second negative pressure hole 32 can be improved through the second sealing gasket 34 in the second sealing groove 33, and air leakage between the guide sliding plate 801 and the second negative pressure hole 32 is prevented.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a camera zoom balladeur train processing frock, includes three claw cassette, disk seat, end cover and the top seat of arranging in proper order along the horizontal direction, its characterized in that: the three-jaw clamping seat is of a step shaft structure, a plurality of positioning holes A are formed in the inner side end face of the three-jaw clamping seat along the circumferential direction of the three-jaw clamping seat, and positioning pins are arranged in the positioning holes A; the valve seat is of a spline shaft structure, spline bulges are arranged on the outer wall of the circumference of the valve seat at equal intervals, and a plurality of negative pressure holes I are formed in the spline bulges along the radial direction of the valve seat; the end face, far away from the three-jaw clamping seat, of the valve seat is provided with an air suction groove at the center, the air suction groove is formed in the axial direction of the valve seat, and the negative pressure holes I are communicated with the air suction groove; the periphery of the valve seat is nested with a valve sleeve, spline grooves matched with the valve sleeve are formed in the valve sleeve at positions corresponding to the spline protrusions, and negative pressure holes II are formed in the circumferential side wall of the valve sleeve at positions corresponding to the negative pressure holes I; the end face of the valve sleeve facing the three-jaw clamping seat is provided with positioning holes B at positions corresponding to the positioning pins; the end face, far away from the three-jaw clamping seat, of the valve seat is also provided with a plurality of threaded holes, and the end cover is fixedly connected with the threaded holes on the valve seat through connecting bolts; the end cover is also provided with a connecting valve communicated with the air suction groove; the center seat is of a disc structure, a plurality of tight supporting legs are arranged on the inner side end face of the center seat at equal intervals along the circumferential direction of the center seat, and the center of the outer side end face of the center seat is provided with a center.
2. The camera zoom carriage tooling of claim 1, wherein: the spline bulge of disk seat department has all offered seal groove one, and the negative pressure hole one on the spline bulge all is located seal groove one, is equipped with sealed pad one in the seal groove one.
3. The camera zoom carriage tooling of claim 1, wherein: and the outer wall of the valve sleeve is provided with a second sealing groove at the position corresponding to the spline groove, the second negative pressure hole at the spline groove is positioned in the second sealing groove, and a second sealing gasket is arranged in the second sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322637080.9U CN220839839U (en) | 2023-09-27 | 2023-09-27 | Camera zoom balladeur train processing frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322637080.9U CN220839839U (en) | 2023-09-27 | 2023-09-27 | Camera zoom balladeur train processing frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220839839U true CN220839839U (en) | 2024-04-26 |
Family
ID=90740454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322637080.9U Active CN220839839U (en) | 2023-09-27 | 2023-09-27 | Camera zoom balladeur train processing frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220839839U (en) |
-
2023
- 2023-09-27 CN CN202322637080.9U patent/CN220839839U/en active Active
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