CN114440084A - Bidirectional lock mechanism based on rack transmission and bevel transmission - Google Patents
Bidirectional lock mechanism based on rack transmission and bevel transmission Download PDFInfo
- Publication number
- CN114440084A CN114440084A CN202210111897.XA CN202210111897A CN114440084A CN 114440084 A CN114440084 A CN 114440084A CN 202210111897 A CN202210111897 A CN 202210111897A CN 114440084 A CN114440084 A CN 114440084A
- Authority
- CN
- China
- Prior art keywords
- rack
- lock
- azimuth
- pitching
- lock tongue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
- F16M11/121—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction constituted of several dependent joints
-
- 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
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
- F16H19/043—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack for converting reciprocating movement in a continuous rotary movement or vice versa, e.g. by opposite racks engaging intermittently for a part of the stroke
-
- 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
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
-
- 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
Abstract
The invention belongs to the technical field of locking of rotary equipment, and particularly relates to a bidirectional lock mechanism based on rack transmission and bevel transmission. The mechanism adopts rack transmission and inclined plane ejection transmission, realizes a set of mechanism through the push-pull operation of a handle, and simultaneously completes the locking work of two degrees of freedom of the direction and the pitching of the photoelectric equipment. The original two sets of locking mechanisms are replaced, the equipment operation steps are simplified while the equipment volume is reduced, the operation efficiency is improved, the combat preparation time is shortened, and the combat effectiveness is improved. The invention can realize that a set of locking mechanism locks the azimuth and the pitching directions simultaneously, has simple structural form and convenient operation, and can provide a safe and reliable locking device for equipment.
Description
Technical Field
The invention belongs to the technical field of locking of rotary equipment, and particularly relates to a bidirectional lock mechanism based on rack transmission and bevel transmission.
Background
A T-shaped cantilever-type photovoltaic device is shown in fig. 1. The pitching mechanism is composed of two-side sensor assemblies, a pitching shaft system and a supporting assembly, is located on the azimuth mechanism and can rotate around the azimuth shaft, so that a T-shaped carrying type photoelectric turntable is formed, and T-shaped carrying type photoelectric equipment is double-freedom-degree rotation equipment. Therefore, the two-way locking of the T-shaped portable optoelectronic device should be considered at the beginning of the design to ensure the safety of the T-shaped portable optoelectronic device in the parking, transportation and marching states. The existing T-shaped cantilever type photoelectric equipment adopts the respective locking of the azimuth direction and the pitch direction, so that two sets of locking devices are required to respectively realize the locking of the azimuth direction and the pitch direction, an operator needs to respectively operate the azimuth lock and the pitch lock when unlocking and locking, and the operation is complicated.
Most of the inquired bidirectional locks just like CN206335344U can only provide locking in the pitch direction, and an additional set of locking mechanism is needed for locking in the azimuth direction. Two sets of locking mechanisms occupy a large space and are inconvenient to operate.
Disclosure of Invention
Technical problem to be solved
The technical problem to be solved by the invention is as follows: how to overcome the current formula of putting a load photoelectric turntable and adopt position, every single move two sets of locking mechanical system, when unblock or shutting operation, need successively to position and every single move lock respectively the operation, loaded down with trivial details inconvenient problem.
(II) technical scheme
In order to solve the technical problem, the invention provides a bidirectional lock mechanism based on rack transmission and bevel transmission, which comprises: the device comprises a main shell 1, a lock top cover 2, a gear cover 3, a rack seat 4, an orientation lock tongue 5, a wedge block 6, a pitching lock cover 7, an orientation lock cover 8, a pitching lock tongue 9, a gear 10, a rack 11, a handle 12, a handle clip 13 and a spring 14;
the main shell 1 is used as a bearing main body and is arranged on a horizontal plane, the bottom of the main shell is a rectangular part, the long side direction of the rectangular part is an X axis, the short side direction of the rectangular part is a Y axis, and the direction vertical to an X-Y plane is a Z axis, so that an X-Y-Z coordinate system is established;
a rack seat 4 and an azimuth lock tongue 5 are arranged on the rectangular part along the X direction; the azimuth lock tongue 5 is a long rod-shaped coaxial step cylinder, the axial direction of the azimuth lock tongue is the X-axis direction, one end of the azimuth lock tongue is a cylindrical lock tongue, the other end of the azimuth lock tongue is a stud, and the end of the stud is connected with the thread at one end of the rack seat 4 into a whole;
the center of the end face of the lower end of the rack seat 4 is a threaded hole, the outer wall of the threaded hole is a square prism, the upper end of the square prism is a cuboid with a waist-shaped groove, and the upper end of the cuboid is a cylinder; the threaded hole at the lower end of the rack seat 4 is connected with the stud of the azimuth lock tongue 5; the waist-shaped groove on the cuboid of the rack seat 4 is used for installing the positioning rack 11;
the square prism of the rack seat 4 is connected with the corresponding square guide groove on the wedge block 6 in a sleeved fit manner, and is pressed and positioned by the azimuth lock tongue 5; the cylinder of the rack seat 4 is arranged in a guide groove of the main shell 1 in the X-axis direction; an azimuth lock tongue 5 connected with a rack seat 4 through threads penetrates through the main shell 1, the end of the azimuth lock tongue 5 is in clearance fit with an inner hole of an azimuth lock cover 8 arranged on the end surface at the guide groove hole at the other end in the X-axis direction, and the component consisting of the rack seat 4, a rack 11, the azimuth lock tongue 5 and a wedge block 6 is ensured to reciprocate in the X-axis direction along the main shell 1;
the azimuth lock cover 8 is sleeved on a shaft at the end part of the cylindrical lock tongue of the azimuth lock tongue 5, the azimuth lock cover 8 is connected with the main shell 1, and a limiting end surface defined as an A surface is formed between the azimuth lock cover 8 and the main shell 1 and used for limiting the axial movement range of the azimuth lock tongue 5;
the gear 10 is a shaft gear with two symmetrical ends, and shafts at two ends of the gear are cylindrical step shafts; the shaft shoulder of the cylindrical step shaft of the gear 10 is used for end face positioning to limit the axial movement of the gear 10; the cylindrical step shaft at one end of the gear 10 is arranged in a bearing hole of a vertical wall at one side of the lock top cover 2, and the cylindrical step shaft at the other end is arranged together with a coaxial corresponding hole of a vertical wall at the other side of the lock top cover 2 through the gear cover 3 to form a rotating bearing; the gear 10, the lock top cover 2 and the gear cover 3 form a component, and the gear 10 is covered on the main shell 1 along with the lock top cover 2, so that the gear 10 is correctly meshed with the rack 11;
the pitching locking dog 9 is a coaxial stepped cylinder with two thin ends and a thick middle part and provided with a shaft shoulder, the end surfaces of the two ends of the coaxial stepped cylinder of the pitching locking dog 9 are flat end surfaces, one end of the coaxial stepped cylinder is a spherical surface, and the flat end is a locking dog end; the pitching bolt 9 is arranged on the main shell 1, is vertical to the axis of the azimuth bolt 5 and is parallel to the upper end face of the main shell 1; a spring 14 is sleeved on a cylindrical shaft between the flat end surface and a shaft shoulder of the pitching lock tongue 9, a shaft hole of the pitching lock cover 7 is sleeved on a lock tongue shaft of the pitching lock tongue 9, and the end surface of the pitching lock cover 7 is connected with the main shell 1 and used for limiting the axial movement of the pitching lock tongue 9 and the position of the spring 14; the spherical end of the pitching locking tongue 9 is contacted with the wedge-shaped surface of the wedge-shaped block 6; the pitching locking tongues 9, the springs 14 and the pitching locking covers 7 are arranged on two sides of the wedge-shaped block 6 symmetrically;
one end of the handle 12 is a U-shaped end, the other end of the handle is a T-shaped end, the end opening of the U-shaped end is fixedly connected with the two ends of the central shaft of the gear 10 into a whole through screws, and an operator pulls the handle 12 to drive the gear 10 to rotate; the gear 10 drives the azimuth lock tongue 5 to axially reciprocate by meshing with the rack 11; the spherical end of the pitching bolt 9 is in contact with the wedge-shaped surface of the wedge-shaped block 6, so that when the wedge-shaped block 6 reciprocates along with the azimuth bolt 5, the pitching bolt 9 is driven to synchronously reciprocate, namely when the azimuth bolt 5 extends out of the main shell 1, the pitching bolt 9 synchronously extends out; when the handle 12 is in the horizontal position, the azimuth bolt 5 and the pitching bolt 9 are retracted into the main shell 1; when the handle 12 is pulled to enable the T-shaped end to rotate 180 degrees and then be clamped at the position of the handle clamp 13 arranged on the rack seat 4 at the other side, the azimuth lock tongue 5 and the pitching lock tongue 9 extend out of the main shell 1 and are in a locking state.
Wherein, the installation step of two-way lock mechanism does: the gear 10 is arranged in the lock top cover 2, and the gear 10 and the handle 12 are fastened by screws;
after the rack 11 and the rack seat 4 are fixed by screws, the rack seat 4 is inserted into the square guide groove of the wedge block 6, the rack seat 4 is inserted into the guide groove of the main shell 1, the threaded end of the azimuth lock tongue 5 penetrates into the main shell 1 from one side of the Y direction, and the azimuth lock tongue 5, the wedge block 6 and the rack seat 4 are fastened by screwing into the threaded hole of the rack seat 4. The spring 14 and the pitching locking bolt 9 are arranged in the main shell 1, the wedge block 6 is adjusted to be horizontal, the wedge block 6 is ensured to be correctly contacted with the pitching locking bolt 9, and then the pitching locking bolt is fastened with the pitching locking cover 7 through screws;
the adjustment handle 12 is screwed to the main housing 1 after the gear 10 is properly engaged with the rack 11.
In the working process, when the handle 12 is turned 180 degrees from left to right and clamped into the handle clamp 13, the gear 10 rotates along with the handle 12 and drives the rack 11 to move leftwards, so that the rack 11 pushes the wedge-shaped block 6 and the direction bolt 5 to move downwards, meanwhile, the wedge-shaped block 6 pushes the two pitching bolts 9 to be pushed out towards two sides, the springs 14 at two sides compress the two sides, and the direction bolt 5 and the pitching bolts 9 respectively enter the locking holes of the pitching mechanism and the direction mechanism to achieve the purpose of locking the direction and the pitching simultaneously.
When unlocking, the handle 12 pulls the gear 10 and the rack 11 downwards to retract the azimuth bolt 5, and simultaneously the wedge block 6 moves to release the spring 14 from a compression state and retract the top belt pitching bolt 9.
The shoulder of the cylindrical step shaft of the gear 10 is used for end face positioning to limit the axial movement of the gear 10.
Wherein, the position locking closure 8 outer wall is equipped with the protruding portion, and main casing body 1 inner wall is equipped with the depressed part, and the protruding portion is mutually supported with the depressed part to realize being connected between position locking closure 8 and the main casing body 1.
Wherein, the middle part of the azimuth lock tongue 5 is provided with a thicker part with larger diameter than the two ends.
After the azimuth lock cover 8 is connected with the main housing 1, the end surface of the azimuth lock cover 8 facing to one side inside the main housing 1 is the surface a, and is used for limiting the axial movement range of the azimuth lock bolt 5.
Two pitching locking tongues 9 are arranged and are arranged on two sides of the Y direction of a component consisting of the rack seat 4, the rack 11, the azimuth locking tongue 5 and the wedge-shaped block 6.
The bidirectional lock mechanism adopts rack transmission and inclined plane ejection transmission, and the locking work of the photoelectric equipment in the direction and the pitching degree of freedom can be simultaneously completed by one set of mechanism through the push-pull operation of one handle.
(III) advantageous effects
Compared with the prior art, the invention adopts rack transmission and inclined plane ejection transmission, and manually realizes that one set of mechanism simultaneously completes the locking work of two degrees of freedom of the direction and the pitching of the photoelectric equipment through the push-pull operation of one handle. The novel structure form, handle push-and-pull labour saving and time saving, easy dismounting, shock resistance, commonality are strong, can be safe, effective, reliable prevent rigid collision, replace original two sets of locking mechanical system, can be to equipment position and every single move to unblock simultaneously or locking operation, realize the quick unblock or the locking to equipment, shorten the combat preparation time.
The whole technical effect of the invention is embodied in the following aspects:
(1) the invention can realize bidirectional locking, avoids the equipment from respectively realizing the locking in the azimuth direction and the pitching direction through two sets of locking devices, thereby solving the problems of large occupied space and inconvenient operation of two sets of locking mechanisms, realizing the simultaneous unlocking or locking operation of the azimuth direction and the pitching direction of the equipment, simplifying the operation steps of the equipment, improving the operation efficiency and shortening the combat preparation time.
(2) In the invention, the size of the locking mechanism can adjust dynamic parameters such as gear-rack transmission ratio, wedge block oblique angle and the like according to the space structure, thereby meeting the locking requirements of equipment with different sizes.
(3) The limiting device is completely realized through simple mechanical parts, has the advantages of simple structural form, convenience in disassembly and assembly, low cost, easiness in engineering, impact resistance, strong universality, safety, effectiveness and reliability, and can ensure the safety of precise instruments of equipment.
Drawings
Fig. 1 is a schematic diagram of a T-shaped cantilever-type optoelectronic device.
Fig. 2(a) to 2(d) are schematic views of the assembly of the present invention.
Fig. 3(a) to 3(b) are schematic views of the internal structure of the present invention.
Fig. 4 is a schematic view of a rack mount.
Detailed Description
In order to make the objects, contents, and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
In order to solve the above technical problem, the present invention provides a bidirectional lock mechanism based on rack gear and bevel gear, as shown in fig. 2(a) -3 (b), the bidirectional lock mechanism comprising: the device comprises a main shell 1, a lock top cover 2, a gear cover 3, a rack seat 4, an orientation lock tongue 5, a wedge block 6, a pitching lock cover 7, an orientation lock cover 8, a pitching lock tongue 9, a gear 10, a rack 11, a handle 12, a handle clip 13 and a spring 14;
the main shell 1 is used as a bearing main body and is arranged on a horizontal plane, the bottom of the main shell is a rectangular part, the long side direction of the rectangular part is an X axis, the short side direction of the rectangular part is a Y axis, and the direction vertical to an X-Y plane is a Z axis, so that an X-Y-Z coordinate system is established;
a rack seat 4 and an azimuth lock tongue 5 are arranged on the rectangular part along the X direction; as shown in fig. 2(d) and 3(a), the azimuth lock tongue 5 is a long rod-shaped coaxial stepped cylinder, the axial direction of the azimuth lock tongue is the X-axis direction, one end of the azimuth lock tongue is a cylindrical lock tongue, the other end of the azimuth lock tongue is a stud, and the stud end of the azimuth lock tongue is connected with the thread at one end of the rack seat 4 into a whole;
as shown in fig. 4, the rack seat 4 has a threaded hole in the center of the end surface at the left lower end, the outer wall of the threaded hole is a square prism, the upper end of the square prism is a cuboid with a waist-shaped groove, and the upper end of the cuboid is a cylinder; as shown in fig. 2(c), 2(d) and 3(a), the threaded hole at the left lower end of the rack seat 4 is connected with the stud of the azimuth bolt 5; the waist-shaped groove on the cuboid of the rack seat 4 is used for installing the positioning rack 11;
the square prism of the rack seat 4 is connected with the corresponding square guide groove on the wedge block 6 in a sleeved fit manner, and is pressed and positioned by the azimuth lock tongue 5; the cylinder of the rack seat 4 is arranged in a guide groove of the main shell 1 in the X-axis direction; an azimuth lock tongue 5 connected with a rack seat 4 through threads penetrates through the main shell 1, the end of the azimuth lock tongue 5 is in clearance fit with an inner hole of an azimuth lock cover 8 arranged on the end surface at the guide groove hole at the other end in the X-axis direction, and the component consisting of the rack seat 4, a rack 11, the azimuth lock tongue 5 and a wedge block 6 is ensured to reciprocate in the X-axis direction along the main shell 1 shown in figure 2 (d);
the azimuth lock cover 8 is sleeved on a shaft at the end part of the cylindrical lock tongue of the azimuth lock tongue 5, the azimuth lock cover 8 is connected with the main shell 1, and a limiting end surface defined as an A surface is formed between the azimuth lock cover 8 and the main shell 1 and used for limiting the axial movement range of the azimuth lock tongue 5;
as shown in fig. 2(a) and 2(c), the gear 10 is a shaft gear with two symmetrical ends, and the shafts at the two ends are cylindrical step shafts; the shaft shoulder of the cylindrical step shaft of the gear 10 is used for end face positioning to limit the axial movement of the gear 10; the cylindrical step shaft at one end of the gear 10 is arranged in a bearing hole of a vertical wall at one side of the lock top cover 2, and the cylindrical step shaft at the other end is arranged together with a coaxial corresponding hole of a vertical wall at the other side of the lock top cover 2 through the gear cover 3 to form a rotating bearing; the gear 10, the lock top cover 2 and the gear cover 3 form a component, and the gear 10 is covered on the main shell 1 along with the lock top cover 2, so that the gear 10 is correctly meshed with the rack 11;
as shown in fig. 2(c), the pitching locking dog 9 is a coaxial stepped cylinder with two thin ends and a thick middle part and a shaft shoulder, and one end of the two end surfaces of the coaxial stepped cylinder of the pitching locking dog 9 is a flat end surface, the other end is a spherical surface, and the flat end is a locking dog end; the pitching bolt 9 is arranged on the main shell 1, is perpendicular to the axis of the azimuth bolt 5, and is parallel to the upper end face of the main shell 1 shown in fig. 2 (d); a spring 14 is sleeved on a cylindrical shaft between the flat end surface and a shaft shoulder of the pitching lock tongue 9, a shaft hole of the pitching lock cover 7 is sleeved on a lock tongue shaft of the pitching lock tongue 9, and the end surface of the pitching lock cover 7 is connected with the main shell 1 and used for limiting the axial movement of the pitching lock tongue 9 and the position of the spring 14; the spherical end of the pitching locking tongue 9 is contacted with the wedge-shaped surface of the wedge-shaped block 6; the pitching locking tongues 9, the springs 14 and the pitching locking covers 7 are two sets, and as shown in fig. 3(b), the pitching locking tongues, the springs and the pitching locking covers are symmetrically arranged on two sides of the wedge-shaped block 6;
as shown in fig. 2(b), one end of the handle 12 is a U-shaped end, the other end is a T-shaped end, the end of the U-shaped end is fixedly connected with the two ends of the central shaft of the gear 10 through screws, and an operator pulls the handle 12 to drive the gear 10 to rotate; the gear 10 drives the azimuth lock tongue 5 to axially reciprocate by meshing with the rack 11; the spherical end of the pitching bolt 9 is in contact with the wedge-shaped surface of the wedge-shaped block 6, so that when the wedge-shaped block 6 reciprocates along with the azimuth bolt 5, the pitching bolt 9 is driven to synchronously reciprocate, namely when the azimuth bolt 5 extends out of the main shell 1, the pitching bolt 9 synchronously extends out; fig. 2(d) shows that the handle 12 is in a horizontal position, in which the orientation bolt 5 and the pitch bolt 9 are retracted into the main housing 1; when the handle 12 is pulled to enable the T-shaped end to rotate 180 degrees and then be clamped at the position of the handle clamp 13 arranged on the rack seat 4 at the other side, the azimuth lock tongue 5 and the pitching lock tongue 9 extend out of the main shell 1 and are in a locking state.
Wherein, the installation step of two-way lock mechanism does: the gear 10 is arranged in the lock top cover 2, and the gear 10 and the handle 12 are fastened by screws;
after the rack 11 and the rack seat 4 are fixed by screws, the rack seat 4 is inserted into the square guide groove of the wedge block 6, the rack seat 4 is inserted into the guide groove of the main shell 1, the threaded end of the azimuth lock tongue 5 penetrates into the main shell 1 from one side of the Y direction, namely from the left side of a figure 2(c), and the azimuth lock tongue 5, the wedge block 6 and the rack seat 4 are screwed into the threaded hole of the rack seat 4 to fasten the azimuth lock tongue 5, the wedge block 6 and the rack seat 4. The spring 14 and the pitching locking bolt 9 are arranged in the main shell 1, the wedge block 6 is adjusted to be horizontal, the wedge block 6 is ensured to be correctly contacted with the pitching locking bolt 9, and then the pitching locking bolt is fastened with the pitching locking cover 7 through screws;
the adjustment handle 12 is screwed to the main housing 1 after the gear 10 is properly engaged with the rack 11.
As shown in fig. 2(a), in the working process, when the handle 12 is rotated 180 degrees from left to right and is clamped into the handle clamp 13, the gear 10 rotates along with the handle 12 and drives the rack 11 to move leftward, as shown in fig. 3(a), so that the rack 11 pushes the wedge block 6 and the azimuth lock tongue 5 to move downward, as shown in fig. 3(b), the wedge block 6 pushes the two pitch lock tongues 9 to be pushed out to two sides, the springs 14 at two sides compress the two sides, and the azimuth lock tongue 5 and the pitch lock tongue 9 respectively enter the lock holes of the pitch mechanism and the azimuth mechanism to achieve the purpose of locking the azimuth and the pitch simultaneously.
When unlocking, the handle 12 pulls the gear 10 and the rack 11 downwards to retract the azimuth bolt 5, and simultaneously the wedge block 6 moves to release the spring 14 from a compression state and retract the top belt pitching bolt 9.
The shoulder of the cylindrical step shaft of the gear 10 is used for end face positioning to limit the axial movement of the gear 10.
Wherein, the position locking closure 8 outer wall is equipped with the protruding portion, and main casing body 1 inner wall is equipped with the depressed part, and the protruding portion is mutually supported with the depressed part to realize being connected between position locking closure 8 and the main casing body 1.
Wherein, the middle part of the azimuth lock tongue 5 is provided with a thicker part with larger diameter than the two ends.
After the azimuth lock cover 8 is connected with the main housing 1, the end surface of the azimuth lock cover 8 facing to one side inside the main housing 1 is the surface a, and is used for limiting the axial movement range of the azimuth lock bolt 5.
Two pitching locking tongues 9 are arranged and are arranged on two sides of the Y direction of a component consisting of the rack seat 4, the rack 11, the azimuth locking tongue 5 and the wedge-shaped block 6.
The bidirectional lock mechanism adopts rack transmission and inclined plane ejection transmission, and the locking work of the photoelectric equipment in the direction and the pitching degree of freedom can be simultaneously completed by one set of mechanism through the push-pull operation of one handle.
Example 1
In order to solve the technical problem, the bidirectional lock mechanism provided by the invention comprises a main shell of the locking mechanism, a lock top cover, a gear cover, a rack seat, an azimuth lock tongue, a wedge-shaped block, a pitching lock cover, an azimuth lock cover, a pitching lock tongue, a spring, a gear, a rack, a handle and a handle clip. The handle is connected with the gear, the rack is fixed on the azimuth lock tongue together with the wedge block through the rack seat, the spherical surface of the pitching lock tongue is attached to the inclined surface of the wedge block, the spring is sleeved on the pitching lock tongue, when the handle is locked, the gear drives the rack to move, the azimuth lock tongue extends out, and meanwhile, the wedge block moves to drive the pitching lock tongue to extend out, so that locking is realized; when unlocking is carried out, the handle rotates reversely to drive the azimuth lock tongue to retract, and the pitching lock tongue retracts simultaneously under the action of the spring to complete unlocking.
The invention belongs to the technical field of locking of rotary equipment, and particularly relates to a bidirectional lock mechanism based on rack transmission and bevel transmission. Its handle and gear connection, the rack passes through the rack seat and fixes on the position spring bolt together with the wedge, and the laminating of every single move spring bolt spherical surface is on the wedge inclined plane, and the spring housing is on the every single move spring bolt, and when the handle was rotatory, the gear drove the rack motion, and the position spring bolt stretches out, and the wedge motion drives the every single move spring bolt simultaneously and stretches out, and the handle is rotatory during the unblock and drives the withdrawal of position spring bolt, and the unblock is accomplished to the every single move spring bolt because spring action withdrawal. The mechanism adopts rack transmission and inclined plane ejection transmission, realizes a set of mechanism through the push-pull operation of a handle, and simultaneously completes the locking work of two degrees of freedom of the direction and the pitching of the photoelectric equipment. The original two sets of locking mechanisms are replaced, the equipment operation steps are simplified while the equipment volume is reduced, the operation efficiency is improved, the combat preparation time is shortened, and the combat effectiveness is improved.
The invention has the following characteristics: the locking mechanism can lock the azimuth and the pitching directions simultaneously, has a simple structural form, is convenient to operate, and can provide a safe and reliable locking device for equipment.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A bi-directional lock mechanism based on rack drive and ramp drive, characterized in that bi-directional lock mechanism includes: the device comprises a main shell (1), a lock top cover (2), a gear cover (3), a rack seat (4), an orientation bolt (5), a wedge-shaped block (6), a pitching lock cover (7), an orientation lock cover (8), a pitching bolt (9), a gear (10), a rack (11), a handle (12), a handle clip (13) and a spring (14);
the main shell (1) is used as a bearing main body and is arranged on a horizontal plane, the bottom of the main shell is a rectangular part, the long side direction of the rectangular part is used as an X axis, the short side direction of the rectangular part is used as a Y axis, and the direction vertical to an X-Y plane is used as a Z axis, so that an X-Y-Z coordinate system is established;
a rack seat (4) and an azimuth lock tongue (5) are arranged on the rectangular part along the X direction; the azimuth lock tongue (5) is a long rod-shaped coaxial step cylinder, the axial direction of the azimuth lock tongue is the X-axis direction, one end of the azimuth lock tongue is a cylindrical lock tongue, the other end of the azimuth lock tongue is a stud, and the end of the stud is connected with the thread at one end of the rack seat (4) into a whole;
the center of the end face of the lower end of the rack seat (4) is a threaded hole, the outer wall of the threaded hole is a square prism, the upper end of the square prism is a cuboid with a waist-shaped groove, and the upper end of the cuboid is a cylinder; the threaded hole at the lower end of the rack seat (4) is connected with the stud of the azimuth lock tongue (5); the waist-shaped groove on the cuboid of the rack seat (4) is used for installing a positioning rack (11);
the square prism of the rack seat (4) is connected with the corresponding square guide groove on the wedge block (6) in a sleeved fit manner, and is pressed and positioned through the azimuth lock tongue (5); the cylinder of the rack seat (4) is arranged in a guide groove of the main shell (1) in the X-axis direction; an azimuth lock tongue (5) in threaded connection with a rack seat (4) penetrates through the main shell (1), the guide groove hole at the other end in the X-axis direction is provided, the end of the azimuth lock tongue (5) is in clearance fit with an inner hole of an azimuth lock cover (8) arranged on the end surface, and a component consisting of the rack seat (4), a rack (11), the azimuth lock tongue (5) and a wedge block (6) is ensured to reciprocate in the X-axis direction along the main shell (1);
the azimuth lock cover (8) is sleeved on the shaft of the cylindrical lock tongue end part of the azimuth lock tongue (5), the azimuth lock cover (8) is connected with the main shell (1), and a limiting end face is formed between the azimuth lock cover (8) and the main shell (1) and is defined as an A face for limiting the axial movement range of the azimuth lock tongue (5);
the gear (10) is a shaft gear with two symmetrical ends, and shafts at two ends of the gear are cylindrical step shafts; the shaft shoulder of the cylindrical step shaft of the gear (10) is used for positioning the end face and limiting the axial movement of the gear (10); the cylindrical step shaft at one end of the gear (10) is arranged in a bearing hole of a vertical wall at one side of the lock top cover (2), and the cylindrical step shaft at the other end is arranged together with a coaxial corresponding hole of a vertical wall at the other side of the lock top cover (2) through the gear cover (3) to form a rotating bearing; the gear (10), the lock top cover (2) and the gear cover (3) form a component, and the gear (10) and the gear cover (3) are covered on the main shell (1) along with the lock top cover (2) to ensure the correct meshing of the gear (10) and the rack (11);
the pitching lock tongue (9) is a coaxial step cylinder with a shaft shoulder, two thin ends and a thick middle part, one end of the pitching lock tongue (9) is a flat end surface, the other end of the pitching lock tongue is a spherical surface, and the flat end is a lock tongue end; the pitching bolt (9) is arranged on the main shell (1), is vertical to the axis of the azimuth bolt (5) and is parallel to the upper end face of the main shell (1); a spring (14) is sleeved on a cylindrical shaft between the flat end surface and a shaft shoulder of the pitching lock tongue (9), a shaft hole of the pitching lock cover (7) is sleeved on a lock tongue shaft of the pitching lock tongue (9), and the end surface of the pitching lock cover (7) is connected with the main shell (1) and used for limiting the axial movement of the pitching lock tongue (9) and the position of the spring (14); the spherical end of the pitching locking bolt (9) is contacted with the wedge-shaped surface of the wedge-shaped block (6); the pitching locking tongues (9), the springs (14) and the pitching locking covers (7) are arranged in two sets and are symmetrically arranged on two sides of the wedge-shaped block (6);
one end of the two ends of the handle (12) is a U-shaped end, the other end of the two ends of the handle is a T-shaped end, the end opening of the U-shaped end is fixedly connected with the two ends of the central shaft of the gear (10) into a whole through a screw, and an operator pulls the handle (12) to drive the gear (10) to rotate; the gear (10) is meshed with the rack (11) to drive the azimuth lock tongue (5) to axially reciprocate; the spherical end of the pitching lock tongue (9) is in contact with the wedge surface of the wedge block (6), so that when the wedge block (6) reciprocates along with the azimuth lock tongue (5), the pitching lock tongue (9) is driven to synchronously reciprocate, namely when the azimuth lock tongue (5) extends out of the main shell (1), the pitching lock tongue (9) synchronously extends out; when the handle (12) is in a horizontal position, the azimuth bolt (5) and the pitching bolt (9) are retracted into the main shell (1); when the handle (12) is pulled to enable the T-shaped end to rotate 180 degrees and then be clamped at the position of a handle clamp (13) arranged on the rack seat (4) at the other side, the azimuth lock tongue (5) and the pitching lock tongue (9) extend out of the main shell (1) and are in a locking state.
2. The rack drive and ramp drive based bi-directional lock mechanism of claim 1, wherein the bi-directional lock mechanism is mounted by: the gear (10) is arranged in the lock top cover (2), and the gear (10) and the handle (12) are fastened by screws;
after the rack (11) and the rack seat (4) are fixed by screws, the rack seat (4) is inserted into a square guide groove of the wedge block (6), the rack seat (4) is inserted into a guide groove of the main shell (1), a threaded end of the azimuth lock tongue (5) penetrates into the main shell (1) from one side of the Y direction, and the azimuth lock tongue (5), the wedge block (6) and the rack seat (4) are screwed into a threaded hole of the rack seat (4) to fasten the azimuth lock tongue (5). A spring (14) and a pitching bolt (9) are arranged in a main shell (1), a wedge block (6) is adjusted to be horizontal, the wedge block (6) is ensured to be correctly contacted with the pitching bolt (9), and then the pitching bolt is fastened with a pitching lock cover (7) by screws;
the gear (10) is correctly meshed with the rack (11) by adjusting the handle (12), and then the lock top cover (2) is fastened with the main shell (1) by using screws.
3. The bidirectional lock mechanism based on the rack transmission and the bevel transmission as recited in claim 1, characterized in that in the working process, when the handle (12) is rotated 180 degrees from left to right and is clamped into the handle clip (13), the gear (10) rotates along with the handle (12) and drives the rack (11) to move left, so that the rack (11) pushes the wedge block (6) and the direction lock tongue (5) to move downwards, meanwhile, the wedge block (6) pushes the two pitching lock tongues (9) to be pushed out to both sides, the springs (14) on both sides compress, and the direction lock tongue (5) and the pitching lock tongue (9) respectively enter the lock holes of the pitching mechanism and the direction mechanism to achieve the purpose of locking the direction and the pitching at the same time.
4. The rack and ramp drive based two-way lock mechanism according to claim 1, wherein upon unlocking, the handle (12) pulls the gear (10) downwards and the rack (11) causes the azimuth bolt (5) to retract, while the wedge (6) moves causing the spring (14) to relax from compression and the top belt pitch bolt (9) to retract.
5. The rack and pinion and bevel drive based bi-directional lock mechanism as set forth in claim 1 wherein a shoulder of the cylindrical step shaft of said gear (10) is used for end face positioning limiting axial play of the gear (10).
6. The rack and pinion and bevel drive based bi-directional lock mechanism according to claim 1, characterized in that the outer wall of the azimuth lock cover (8) is provided with a protrusion, the inner wall of the main housing (1) is provided with a recess, and the protrusion and the recess are mutually matched, so that the connection between the azimuth lock cover (8) and the main housing (1) is realized.
7. The rack and pinion and bevel drive based two-way lock mechanism according to claim 6, characterized in that the middle of the azimuth lock tongue (5) is provided with a thicker part with a larger diameter than the two ends.
8. The bidirectional lock mechanism based on rack drive and bevel drive as set forth in claim 7, characterized in that after the azimuth lock cover (8) is connected with the main housing (1), the end surface of the azimuth lock cover (8) facing the inner side of the main housing (1), namely the A surface, is used for limiting the axial movement range of the azimuth lock tongue (5).
9. The rack-and-ramp drive based two-way lock mechanism according to claim 1, wherein there are two pitch bolts (9) placed on both sides in the Y direction of the assembly consisting of the rack holder (4), the rack (11), the azimuth bolt (5) and the wedge block (6).
10. The rack-and-pinion and ramp-based bi-directional lock mechanism of claim 1 wherein the bi-directional lock mechanism employs rack-and-ramp-push gearing, wherein the two degrees of freedom of orientation and pitch of the optoelectronic device are simultaneously locked by a set of mechanisms that are manually operated by pushing and pulling a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210111897.XA CN114440084A (en) | 2022-01-27 | 2022-01-27 | Bidirectional lock mechanism based on rack transmission and bevel transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210111897.XA CN114440084A (en) | 2022-01-27 | 2022-01-27 | Bidirectional lock mechanism based on rack transmission and bevel transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114440084A true CN114440084A (en) | 2022-05-06 |
Family
ID=81370877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210111897.XA Pending CN114440084A (en) | 2022-01-27 | 2022-01-27 | Bidirectional lock mechanism based on rack transmission and bevel transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114440084A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614621A (en) * | 2022-10-21 | 2023-01-17 | 西安应用光学研究所 | Two-axis synchronous locking and unlocking device for U-shaped two-dimensional rotary table |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311600A1 (en) * | 1983-03-30 | 1984-10-11 | Reflecta Gmbh Foto Film Projektion, 8540 Schwabach | Stand |
| US20100248603A1 (en) * | 2009-03-31 | 2010-09-30 | Decastro Eugene | Retrofit Fume Hood Drive Assembly |
| CN105386657A (en) * | 2015-10-13 | 2016-03-09 | 西安应用光学研究所 | Bidirectionally-locking device suitable for carrying type optoelectronic equipment |
| CN105729088A (en) * | 2014-12-10 | 2016-07-06 | 西安嘉昱知识产权运营管理有限公司 | Manual lever type pressing machine |
| CN206335344U (en) * | 2016-12-31 | 2017-07-18 | 苏州博众精工科技有限公司 | A kind of two-way lock adhering mechanism |
| CN110362150A (en) * | 2019-07-15 | 2019-10-22 | 西安应用光学研究所 | A kind of handle fixing device of regulating posture |
| CN210918561U (en) * | 2019-09-04 | 2020-07-03 | 昆山卓海精密组件有限公司 | Interlocking mechanism |
| CN213744762U (en) * | 2020-09-07 | 2021-07-20 | 西安睿雅赫工业科技合伙企业(普通合伙) | Gear transmission mechanism of toy |
-
2022
- 2022-01-27 CN CN202210111897.XA patent/CN114440084A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311600A1 (en) * | 1983-03-30 | 1984-10-11 | Reflecta Gmbh Foto Film Projektion, 8540 Schwabach | Stand |
| US20100248603A1 (en) * | 2009-03-31 | 2010-09-30 | Decastro Eugene | Retrofit Fume Hood Drive Assembly |
| CN105729088A (en) * | 2014-12-10 | 2016-07-06 | 西安嘉昱知识产权运营管理有限公司 | Manual lever type pressing machine |
| CN105386657A (en) * | 2015-10-13 | 2016-03-09 | 西安应用光学研究所 | Bidirectionally-locking device suitable for carrying type optoelectronic equipment |
| CN206335344U (en) * | 2016-12-31 | 2017-07-18 | 苏州博众精工科技有限公司 | A kind of two-way lock adhering mechanism |
| CN110362150A (en) * | 2019-07-15 | 2019-10-22 | 西安应用光学研究所 | A kind of handle fixing device of regulating posture |
| CN210918561U (en) * | 2019-09-04 | 2020-07-03 | 昆山卓海精密组件有限公司 | Interlocking mechanism |
| CN213744762U (en) * | 2020-09-07 | 2021-07-20 | 西安睿雅赫工业科技合伙企业(普通合伙) | Gear transmission mechanism of toy |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614621A (en) * | 2022-10-21 | 2023-01-17 | 西安应用光学研究所 | Two-axis synchronous locking and unlocking device for U-shaped two-dimensional rotary table |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114440084A (en) | Bidirectional lock mechanism based on rack transmission and bevel transmission | |
| KR20220012415A (en) | Battery case unlocking apparatus, battery case, and quick battery case replacement system | |
| CN104864235A (en) | Heavy-load high-precision two-dimensional electric cloud platform device | |
| CN109352551A (en) | A kind of fixture for machining | |
| CN113753269B (en) | Satellite releasing device | |
| CN203050275U (en) | Electronic lock unable to be unlocked by vibration | |
| CN104698023B (en) | Remote tuning device for electron paramagnetic resonance probe | |
| WO2023040133A1 (en) | Adjustable dumbbell | |
| CN113162308B (en) | Rotating shaft lock structure for eliminating locking clearance, motor and stabilizer | |
| CN110118037B (en) | Bicycle lock convenient to store | |
| CN113555718B (en) | Electronic module capable of being installed rapidly and installation method thereof | |
| CN212672176U (en) | Connecting lock catch and LED display screen | |
| CN212146801U (en) | Locking device of thicknesser | |
| CN112757956B (en) | Quick-change mechanism of power battery | |
| CN215980385U (en) | Locking anti-theft bolt for new energy automobile | |
| CN109483457B (en) | Wind-powered electricity generation becomes oar non-magnetism gasket assembly and disassembly tools | |
| CN209874693U (en) | Propelling device for lock clutch pin | |
| CN210798568U (en) | Locking mechanism for locking battery in accommodating part, battery box, vehicle lock and vehicle | |
| CN212689780U (en) | Electronic lock | |
| CN207960207U (en) | A kind of decelerating motor built in antitheft door | |
| CN219034360U (en) | Lock body transmission assembly and electronic lock for charging seat | |
| CN213539980U (en) | Quick detach formula intelligence lock | |
| CN213540010U (en) | Intelligent door lock | |
| CN111022441A (en) | Locking power adjustable rotary motion locking mechanism | |
| CN220119294U (en) | Base main shaft locking device and stage lamp thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |