CN113432003B - Dedicated automatically controlled slide mechanism of photographic arrangement - Google Patents
Dedicated automatically controlled slide mechanism of photographic arrangement Download PDFInfo
- Publication number
- CN113432003B CN113432003B CN202110743706.7A CN202110743706A CN113432003B CN 113432003 B CN113432003 B CN 113432003B CN 202110743706 A CN202110743706 A CN 202110743706A CN 113432003 B CN113432003 B CN 113432003B
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- sliding
- sleeve
- sealing
- sliding block
- track
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/08—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
- F16F7/082—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other and characterised by damping force adjustment means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0005—Attachment, e.g. to facilitate mounting onto confer adjustability
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/18—Control arrangements
- F16F2230/183—Control arrangements fluid actuated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2084—Perpendicular arrangement of drive motor to screw axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
Abstract
The invention discloses an electric control sliding mechanism special for a photographic device, which can effectively ensure the stability and stability of a sliding block during sliding and improve the photographic quality.
Description
Technical Field
The invention particularly relates to an electric control sliding mechanism special for a photographic device, and relates to the field of photographic auxiliary equipment.
Background
Currently, in order to achieve photographing at different angles and at different positions, in professional photographing, it is often necessary to provide a photographing device on a sliding mechanism so as to move the photographing device by using the sliding mechanism to photograph at a specific position. However, when the common sliding mechanism drives the photographing device to move, the common sliding mechanism is prone to vibration or shaking during moving, which leads to the problem that shake is prone to occur during photographing and affects photographing quality.
Disclosure of Invention
Accordingly, in order to solve the above-mentioned drawbacks, the present invention provides an electrically controlled sliding mechanism dedicated to a photographing apparatus.
The invention is realized in such a way, a special electric control sliding mechanism for a photographic device is constructed, and the special electric control sliding mechanism comprises a track, a precise driving screw, a sliding block, a speed reducer and a stepping motor, wherein the upper end surface of the track is provided with a groove extending along the length direction of the track, the precise driving screw is rotatably arranged in the groove, the sliding block is arranged on the track in a sliding sleeved mode, one end of the track is provided with the stepping motor, the stepping motor is in driving connection with the precise driving screw through the speed reducer so as to drive the precise driving screw to rotate, and a screw nut is fixedly arranged in the sliding block and is in threaded connection with the precise driving screw; the track body is characterized in that a stable reinforcing mechanism is arranged between the sliding block and the track body of the track, the stable reinforcing mechanism can enable a certain sliding resistance to exist between the sliding block and the track body, the stable reinforcing mechanism is arranged to be capable of adjusting the sliding resistance, and the stability of the sliding block sliding on the track body is guaranteed through the stable reinforcing mechanism.
Further, preferably, the stability enhancing mechanism is configured to have a first operation mode and a second operation mode, in which the stability enhancing mechanism is capable of making the sliding resistance between the slider and the rail body not exceed a certain limit value; in the second operation mode, the stability enhancement mechanism can enable the sliding resistance between the sliding block and the track body to exceed the limit value and can be lower than the limit value.
Further, preferably, the stability enhancing mechanism is provided on the slider at both side positions of the bottom of the rail body.
Further, preferably, the stability enhancing mechanism comprises a sealing slide seat, a sealing slide sleeve, an annular middle elastic sleeve, a damping component and a fluid pressure control component, wherein the sealing slide seat is slidably sleeved on the track body, an opening concave cavity is formed in one end of the sealing slide seat, the sealing slide sleeve sealed in the concave cavity is arranged at the end part of the sealing slide seat, the sealing slide sleeve is in sliding fit with the track body, the annular middle elastic sleeve is arranged in a cavity formed between the sealing slide sleeve and the sealing slide seat, the annular middle elastic sleeve divides the cavity into an outer annular cavity and an inner annular cavity, the damping component is arranged on the inner side of the inner annular cavity, the damping component and the annular middle elastic sleeve are formed into the inner annular cavity, the inner wall of the damping component can be in abutting contact with the track body, the inner annular cavity and the outer annular cavity are respectively communicated with the fluid pressure control component through respective pipe fittings, so that the fluid pressure control component can control the pressure of the inner annular cavity and the outer annular cavity through the annular middle elastic sleeve, so that the sliding pressure of the inner annular cavity and the outer annular cavity can not exceed a certain elastic deformation resistance under certain elastic deformation.
Further preferably, in the first operation mode, the fluid pressure control assembly controls the fluid pressure in the inner annular chamber, and in the second operation mode, the fluid pressure control assembly controls the fluid pressure in the outer annular chamber.
Further, preferably, the outer peripheral surface of the annular middle elastic sleeve is of a conical structure, the middle of the annular middle elastic sleeve is a cylindrical hole or a conical hole, the conical large end of the annular middle elastic sleeve is fixedly connected to the sealing sliding seat, and the conical small end of the annular middle elastic sleeve is connected to the sealing sliding sleeve by an elastic connecting piece.
Further, preferably, the sealing sliding sleeve is provided with a second runner communicated with the outer annular cavity, the sealing sliding seat and the annular middle elastic sleeve are provided with a first runner communicated with the inner annular cavity, the first runner and the second runner are both communicated to the fluid pressure control assembly, and the fluid pressure control assembly is arranged on the sliding block.
Further, preferably, a guiding sliding sleeve is arranged at one end of the sealing sliding seat far away from the sealing sliding sleeve, and the guiding sliding sleeve is in sliding guiding fit with the track body.
Further, as an preference, the damping assembly includes sealing membrane cover and damping piece, the axial both ends of sealing membrane cover are arranged and are connected between sealing slide and the sealing sliding sleeve, sealing membrane cover's inside wall array is provided with a plurality of damping piece, the damping piece with support between the track body and contact the setting.
Further, preferably, the photographing device is detachably fixed to the sliding block, and a clamping device is provided on the sliding block, and the clamping device can clamp the photographing device.
The invention has the following advantages: compared with the same type of equipment, the special electric control sliding mechanism for the photographic device has the following advantages:
(1) The invention relates to a special electric control sliding mechanism for a photographic device, which can effectively ensure the stability and stability of a sliding block during sliding and improve the photographic quality, and the invention can ensure a certain sliding resistance between the sliding block and a track body of a track by arranging a stable reinforcing mechanism between the sliding block and the track body, and the stable reinforcing mechanism is configured to adjust the sliding resistance, ensure the sliding stability of the sliding block on the track body by the stable reinforcing mechanism, improve the stability and stability during photographing and reduce the shaking or vibration problem;
(2) The invention has reasonable structure, convenient use and simple control, and the stable enhancement mechanism is configured to have a first operation mode and a second operation mode, and in the first operation mode, the stable enhancement mechanism can ensure that the sliding resistance between the sliding block and the track body does not exceed a certain limit value; in the second operation mode, the stability enhancement mechanism can enable the sliding resistance between the sliding block and the track body to exceed the limit value and be lower than the limit value, can operate in different modes according to requirements, is suitable for different photographing requirements, for example, when photographing and moving at a relatively high speed, in order to prevent the problem of overlarge resistance or locking, can operate and slide in the first operation mode, and can operate and slide in the second operation mode under the conditions of low speed or fine adjustment of the accurate position and the like, thereby improving the stability and stability of sliding.
Drawings
FIG. 1 is a schematic view of a depression-side three-dimensional structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a schematic cross-sectional structural view of the plateau enhancing mechanism of the present invention.
Detailed Description
The following detailed description of the present invention, taken in conjunction with the accompanying drawings, 1-3, will provide a clear and complete description of the embodiments of the present invention, it being apparent that the embodiments described are merely some, but not all, of the embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides an electric control sliding mechanism special for a photographic device through improvement, which comprises a track 1, a precise driving screw rod 2, a sliding block 3, a speed reducer 4 and a stepping motor 5, wherein the upper end surface of the track 1 is provided with a groove extending along the length direction of the track, the precise driving screw rod 2 is rotatably arranged in the groove, the sliding block 3 is arranged on the track in a sliding sleeved mode, one end of the track is provided with the stepping motor 5, the stepping motor 5 is in driving connection with the precise driving screw rod 2 through the speed reducer 4 so as to drive the precise driving screw rod 2 to rotate, and a screw nut is fixedly arranged in the sliding block and is in threaded connection with the precise driving screw rod; the track body is characterized in that a stable reinforcing mechanism is arranged between the sliding block and the track body of the track, the stable reinforcing mechanism can enable a certain sliding resistance to exist between the sliding block and the track body, the stable reinforcing mechanism is arranged to be capable of adjusting the sliding resistance, and the stability of the sliding block sliding on the track body is guaranteed through the stable reinforcing mechanism.
In this embodiment, the stability enhancement mechanism is configured to have a first operation mode in which the stability enhancement mechanism is capable of making the sliding resistance between the slider and the rail body not exceed a certain limit value; in the second operation mode, the stability enhancement mechanism can enable the sliding resistance between the sliding block and the track body to exceed the limit value and can be lower than the limit value.
The stable enhancement mechanism is arranged on the sliding block 3 and is positioned at two sides of the bottom of the track body.
The stable enhancing mechanism comprises a sealing sliding seat 11, a sealing sliding sleeve 6, an annular middle elastic sleeve 10, a damping component and a fluid pressure control component (not shown in the figure), wherein the sealing sliding seat is arranged on the track body 12 in a sliding manner, an open concave cavity is formed in one end of the sealing sliding seat 11, the sealing sliding sleeve 6 sealed in the concave cavity is arranged at the end of the sealing sliding seat, the sealing sliding sleeve 6 is in sliding fit with the track body 12, the annular middle elastic sleeve 10 is arranged in a cavity formed between the sealing sliding sleeve and the sealing sliding seat, the annular middle elastic sleeve divides the cavity into an outer annular cavity 8 and an inner annular cavity 18, the damping component is arranged on the inner side of the inner annular cavity 18, the damping component and the annular middle elastic sleeve are arranged into the inner annular cavity 18, the inner wall of the damping component can be in abutting contact with the sliding rail body, the inner annular cavity and the outer annular cavity are respectively communicated with the fluid pressure control component through respective circulation pipes, so that the fluid pressure control component can deform under certain pressure through the annular middle elastic sleeve and the pressure control component, and the elastic sleeve can deform under certain pressure of the sliding force.
In the first mode of operation, the fluid pressure control assembly controls fluid pressure within the inner annular cavity and in the second mode of operation, the fluid pressure control assembly controls fluid pressure within the outer annular cavity.
The outer peripheral surface of the annular middle elastic sleeve 10 is of a conical structure, the middle of the annular middle elastic sleeve is a cylindrical hole or a conical hole, the conical large end of the annular middle elastic sleeve is fixedly connected to the sealing sliding seat, and the conical small end of the annular middle elastic sleeve is connected to the sealing sliding sleeve by adopting an elastic connecting piece 17.
The sealing sliding sleeve is provided with a second runner 16 communicated with the outer annular cavity, the sealing sliding seat and the annular middle elastic sleeve are provided with a first runner 14 communicated with the inner annular cavity, the first runner and the second runner are both communicated to the fluid pressure control assembly, and the fluid pressure control assembly is arranged on the sliding block.
One end of the sealing sliding seat, which is far away from the sealing sliding sleeve, is provided with a guiding sliding sleeve 13, and the guiding sliding sleeve is in sliding guiding fit with the track body.
The damping assembly comprises a sealing film sleeve 7 and damping blocks 9, the two axial ends of the sealing film sleeve are connected between the sealing sliding seat and the sealing sliding sleeve in an arrangement mode, a plurality of damping blocks are arranged on the inner side wall array of the sealing film sleeve in an array mode, and the damping blocks are in abutting contact with the track body.
The photographic device is detachably fixed on the sliding block, and the sliding block is provided with a clamping device which can clamp the photographic device.
The invention relates to a special electric control sliding mechanism for a photographic device, which can effectively ensure the stability and stability of a sliding block during sliding and improve the photographic quality, and the invention can ensure a certain sliding resistance between the sliding block and a track body of a track by arranging a stable reinforcing mechanism between the sliding block and the track body, and the stable reinforcing mechanism is configured to adjust the sliding resistance, ensure the sliding stability of the sliding block on the track body by the stable reinforcing mechanism, improve the stability and stability during photographing and reduce the shaking or vibration problem; the invention has reasonable structure, convenient use and simple control, and the stable enhancement mechanism is configured to have a first operation mode and a second operation mode, and in the first operation mode, the stable enhancement mechanism can ensure that the sliding resistance between the sliding block and the track body does not exceed a certain limit value; in the second operation mode, the stability enhancement mechanism can enable the sliding resistance between the sliding block and the track body to exceed the limit value and be lower than the limit value, can operate in different modes according to requirements, is suitable for different photographing requirements, for example, when photographing and moving at a relatively high speed, in order to prevent the problem of overlarge resistance or locking, can operate and slide in the first operation mode, and can operate and slide in the second operation mode under the conditions of low speed or fine adjustment of the accurate position and the like, thereby improving the stability and stability of sliding.
The basic principle and main characteristics of the invention and the advantages of the invention are shown and described above, standard parts used by the invention can be purchased from market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of the parts adopt conventional means such as mature bolt rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the description is omitted.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The special electric control sliding mechanism for the photographic device comprises a track, a precise driving screw rod, a sliding block, a speed reducer and a stepping motor, wherein the upper end face of the track is provided with a groove extending along the length direction of the track, the precise driving screw rod is rotatably arranged in the groove, the sliding block is sleeved on the track in a sliding manner, one end of the track is provided with the stepping motor, the stepping motor is in driving connection with the precise driving screw rod through the speed reducer so as to drive the precise driving screw rod to rotate, and a nut is fixedly arranged in the sliding block and is in threaded connection with the precise driving screw rod; the device is characterized in that a stable reinforcing mechanism is arranged between the sliding block and the track body of the track, the stable reinforcing mechanism can enable a certain sliding resistance to exist between the sliding block and the track body, the stable reinforcing mechanism is arranged to be capable of adjusting the sliding resistance, and the stability of the sliding block sliding on the track body is ensured through the stable reinforcing mechanism;
the stable enhancement mechanism is configured to have a first operation mode and a second operation mode, and in the first operation mode, the stable enhancement mechanism can enable the sliding resistance between the sliding block and the track body not to exceed a certain limit value; in a second operation mode, the stability enhancement mechanism can enable the sliding resistance between the sliding block and the track body to exceed the limit value and can be lower than the limit value;
the stable reinforcing mechanism comprises a sealing sliding seat, a sealing sliding sleeve, an annular middle elastic sleeve, a damping component and a fluid pressure control component, wherein the sealing sliding seat is slidably sleeved on the track body, an opening concave cavity is formed in one end of the sealing sliding seat, the sealing sliding sleeve sealed in the concave cavity is arranged at the end part of the sealing sliding seat, the sealing sliding sleeve is in sliding fit with the track body, the annular middle elastic sleeve is arranged in a cavity formed between the sealing sliding sleeve and the sealing sliding seat, the cavity is divided into an outer annular cavity and an inner annular cavity by the annular middle elastic sleeve, the damping component is arranged on the inner side of the inner annular cavity, the damping component and the annular middle elastic sleeve are respectively arranged in the inner annular cavity, the inner wall of the damping component can be abutted against the track body, the inner annular cavity and the outer annular cavity are respectively communicated with the fluid pressure control component through respective circulation pipes so as to control the pressure of the inner annular cavity and the outer annular cavity through the fluid pressure control component, and the annular middle sleeve has elastic deformation resistance to be beyond a certain sliding resistance under certain elastic deformation;
the sealing sliding sleeve is provided with a second runner communicated with the outer annular cavity, the sealing sliding seat and the annular middle elastic sleeve are provided with a first runner communicated with the inner annular cavity, the first runner and the second runner are both communicated to the fluid pressure control assembly, and the fluid pressure control assembly is arranged on the sliding block.
2. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: the stable enhancement mechanism is arranged on the sliding block and is positioned at two sides of the bottom of the track body.
3. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: in the first mode of operation, the fluid pressure control assembly controls fluid pressure within the inner annular cavity and in the second mode of operation, the fluid pressure control assembly controls fluid pressure within the outer annular cavity.
4. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: the outer peripheral surface of the annular middle elastic sleeve is of a conical structure, the middle of the annular middle elastic sleeve is a cylindrical hole or a conical hole, the conical large end of the annular middle elastic sleeve is fixedly connected to the sealing sliding seat, and the conical small end of the annular middle elastic sleeve is connected to the sealing sliding sleeve by adopting an elastic connecting piece.
5. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: the one end that keeps away from of sealed slide is provided with the direction sliding sleeve, the direction sliding sleeve with sliding guide cooperation between the track body.
6. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: the damping assembly comprises a sealing film sleeve and damping blocks, the two axial ends of the sealing film sleeve are connected between the sealing sliding seat and the sealing sliding sleeve in an arrangement mode, a plurality of damping blocks are arranged on the inner side wall array of the sealing film sleeve, and the damping blocks are in abutting contact with the track body.
7. The electrically controlled slide mechanism for a photographic apparatus as claimed in claim 1, wherein: the photographic device is detachably fixed on the sliding block, and the sliding block is provided with a clamping device which can clamp the photographic device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110743706.7A CN113432003B (en) | 2021-07-01 | 2021-07-01 | Dedicated automatically controlled slide mechanism of photographic arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110743706.7A CN113432003B (en) | 2021-07-01 | 2021-07-01 | Dedicated automatically controlled slide mechanism of photographic arrangement |
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|---|---|
| CN113432003A CN113432003A (en) | 2021-09-24 |
| CN113432003B true CN113432003B (en) | 2023-04-25 |
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| CN202110743706.7A Active CN113432003B (en) | 2021-07-01 | 2021-07-01 | Dedicated automatically controlled slide mechanism of photographic arrangement |
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| CN (1) | CN113432003B (en) |
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| CN110546398A (en) * | 2017-03-31 | 2019-12-06 | 株式会社利富高 | One-way buffer gear |
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| CN113432003A (en) | 2021-09-24 |
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