CN216770638U

CN216770638U - Subminiature lock catch split type photoelectric shaft angle encoder

Info

Publication number: CN216770638U
Application number: CN202220080365.XU
Authority: CN
Inventors: 董宸旭; 徐自明; 姜洪; 时浩; 聂军
Original assignee: Changzhou Vocational Institute of Light Industry
Current assignee: Changzhou Vocational Institute of Light Industry
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-06-17
Anticipated expiration: 2032-01-12

Abstract

The utility model belongs to the field of photoelectric encoders, in particular to a subminiature lock catch split type photoelectric shaft angle encoder which comprises a shell; a front cover is arranged at one end of the shell, two connecting plates are fixedly connected to one side, away from the shell, of the front cover, circular grooves are formed in the surfaces of the connecting plates in a penetrating mode, two fixing plates are fixedly connected to the outer side wall of the shell, a fixing column is fixedly connected to one side of the fixing plate, a sliding rod is connected in the fixing column in a sliding mode and penetrates through the circular grooves in the connecting plates, and a fixing block is fixedly connected to one end, away from the fixing column, of the sliding rod; through gag lever post and draw-in groove joint to make the slide bar by fixed, the cardboard can block the connecting plate on the casing this moment, thereby makes protecgulum and casing fixed together, has played with the help of the cardboard with the effect of protecgulum card on the casing, improved the installation effectiveness to casing and protecgulum.

Description

Subminiature lock catch split type photoelectric shaft angle encoder

Technical Field

The utility model relates to the field of photoelectric encoders, in particular to a subminiature lock catch split type photoelectric shaft angle encoder.

Background

The photoelectric shaft angle encoder is a device capable of detecting a motor, and is widely applied to angle and length measurement and positioning control in industrial systems.

The existing subminiature split type photoelectric shaft angle encoder consists of a plurality of parts, wherein the parts comprise a front cover and a shell of the photoelectric shaft angle encoder, and the front cover and the shell are fixed together by means of screws.

Because the front cover and the shell are installed by screws, the screws can be screwed down only by other screwing tools in the screw installation process, and the front cover and the shell cannot be installed under the condition that no screwing tool exists, therefore, the subminiature lock catch split type photoelectric shaft angle encoder is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problem that the installation of a front cover and a shell cannot be completed under the condition that a screwing tool is not used, the utility model provides a subminiature lock catch split type photoelectric shaft angle encoder.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a subminiature lock catch split type photoelectric shaft angle encoder, which comprises a shell; the front cover is arranged at one end of the shell, two connecting plates are fixedly connected to one side, away from the shell, of the front cover, circular grooves are formed in the surfaces of the connecting plates in a penetrating mode, two fixing plates are fixedly connected to the outer side wall of the shell, a fixing column is fixedly connected to one side of the fixing plate, a sliding rod is connected in the fixing column in a sliding mode and penetrates through the circular grooves in the connecting plates, a fixing block is fixedly connected to one end, away from the fixing column, of the sliding rod, clamping plates are connected to two sides of the fixing block in a sliding mode, limiting rods are connected in the fixing column in the sliding mode, clamping grooves are formed in the surfaces of the sliding rods, the limiting rods are clamped with the inner walls of the clamping grooves, the limiting rods slide out of the clamping grooves by pulling the limiting rods, then the clamping plates are pushed to be moved to the rear sides of the sliding rods completely, then the front cover and the shell are separated, and at the moment, the sliding rods and the connecting plates are separated from the connecting plates, when needs are installed together protecgulum and casing, lay the protecgulum on the casing, the slide bar can pass the circular slot on the connecting plate simultaneously, then the pulling cardboard, make the cardboard remove the connecting plate rear, then promote the slide bar, make the slide drive cardboard remove, the connecting plate can be pushed down to the board this moment, then promote the gag lever post, make gag lever post and draw-in groove joint, thereby make the slide bar fixed, the cardboard can block the connecting plate on the casing this moment, thereby make protecgulum and casing fixed together, the effect of using the cardboard to block the protecgulum on the casing has been played, the installation effectiveness to casing and protecgulum has been improved.

Preferably, one side fixedly connected with drive plate that the slide bar is kept away from to the cardboard, fixedly connected with second spring between drive plate and the fixed block through promoting the cardboard for the cardboard slides, later loosens the cardboard, makes the second spring promote the drive plate because the recovering of elasticity, and the drive plate can drive the cardboard and reset this moment, has played the effect of resetting the cardboard.

Preferably, fixed block female connection has the threaded rod, the threaded rod is located the inside one end of fixed block and the cardboard laminating, through promoting the cardboard for the cardboard slides in the fixed block, and the cardboard can remove threaded rod department this moment, then rotates the threaded rod for the cardboard is pushed down to the threaded rod, when needs remove the cardboard, rotates the threaded rod, makes the threaded rod no longer contact with the cardboard.

Preferably, the fixed column is close to the one end fixedly connected with connecting rod of slide bar, the one end fixedly connected with ring of fixed column is kept away from to the connecting rod, the fixed surface fixedly connected with disc of slide bar, the first spring of fixedly connected with between disc and the ring for the slide bar slides through the pulling slide bar, then loosens the slide bar, makes first spring because the recovering pulling disc of elasticity, the disc can drive the slide bar and slide this moment, has played the effect of reseing to the slide bar.

Preferably, two backup pads of fixed surface of casing are connected with, sliding connection has the slide in the backup pad, the spread groove has evenly been seted up to one side of slide, one side sliding connection of backup pad has the locating lever, the inner wall joint of locating lever and spread groove assembles the casing to the motor, then the pulling locating lever for the locating lever from the roll-off in the spread groove, then slide, make the slide contact with ground, then promote the locating lever, make locating lever and spread groove joint, the slide can be fixed this moment, during later the starter motor, can support the casing because slide and backup pad, thereby reach the effect that reduces casing vibration amplitude, avoided examining time measuring on installing the motor at the casing, the casing can vibration amplitude great can send very big noise.

Preferably, the surface of the positioning rod is fixedly connected with a connecting disc, a third spring is fixedly connected between the connecting disc and the supporting plate, the positioning rod is pulled to slide, then the positioning rod is loosened, the third spring pulls the connecting disc due to the recovery of the elastic force, and the connecting disc can drive the positioning rod to reset.

Preferably, the spout has been seted up to one side that the backup pad is close to the third spring, and the inner wall sliding connection of spout has a stopper, through the pulling locating lever for the locating lever drives the connection pad and removes, then slides the stopper, makes the stopper block the connection pad, has played and has carried out spacing effect to the locating lever, when needs remove the locating lever, the pulling stopper makes the stopper no longer contact with the connection pad, then removes the locating lever again.

Preferably, the one end fixedly connected with bottom plate that the backup pad was kept away from to the slide, the bottom plate is made for rubber, through the contact of bottom plate and ground, can increase the frictional force of slide and ground to improve the support effect to the casing.

The utility model has the advantages that:

1. through laying the protecgulum on the casing, the slide bar can pass the circular slot on the connecting plate simultaneously, then the pulling cardboard, make the cardboard remove the connecting plate rear, then promote the slide bar, make the slide drive cardboard remove, the connecting plate can be pushed down to the board this moment, then promote the gag lever post, make gag lever post and draw-in groove joint, thereby make the slide bar fixed, the cardboard can be with the connecting plate card on the casing this moment, thereby make protecgulum and casing fixed together, the effect of using the cardboard to block the protecgulum on the casing has been played, the installation effectiveness to casing and protecgulum has been improved.

2. Assemble the casing to the motor, then the pulling locating lever, make the locating lever from the roll-off in the spread groove, then the slide slides, make slide and ground contact, then promote the locating lever, make locating lever and spread groove joint, the slide can be fixed this moment, during later starter motor, can support the casing because slide and backup pad, thereby reach the effect that reduces casing vibration amplitude, avoided when installing the casing and examining time measuring on the motor, the casing can vibration amplitude great can send very big noise.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic perspective view of a housing according to an embodiment;

FIG. 2 is a schematic structural diagram of a fixing plate;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural view of a support plate;

FIG. 5 is a schematic diagram of a structure of a two-magnet block according to an embodiment.

In the figure: 1. a housing; 2. a front cover; 3. a fixing plate; 4. fixing a column; 5. a connecting rod; 6. a slide bar; 7. a connecting plate; 8. a disc; 9. a first spring; 10. a circular ring; 11. a base plate; 12. a card slot; 13. a limiting rod; 14. a fixed block; 15. a threaded rod; 16. a second spring; 17. a magnetic block; 18. a drive plate; 19. clamping a plate; 20. a support plate; 21. a third spring; 22. a connecting disc; 23. positioning a rod; 24. a limiting block; 25. a slide plate; 26. and connecting the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, the subminiature lock-latch split-type photoelectric shaft-position encoder includes a housing 1; a front cover 2 is arranged at one end of the shell 1, two connecting plates 7 are fixedly connected to one side, away from the shell 1, of the front cover 2, circular grooves are formed in the surfaces of the connecting plates 7 in a penetrating mode, two fixing plates 3 are fixedly connected to the outer side wall of the shell 1, a fixing column 4 is fixedly connected to one side of the fixing plate 3, a sliding rod 6 is connected in the fixing column 4 in a sliding mode, the sliding rod 6 penetrates through the circular grooves in the connecting plates 7, a fixing block 14 is fixedly connected to one end, away from the fixing column 4, of the sliding rod 6, clamping plates 19 are connected to two sides of the fixing block 14 in a sliding mode, a limiting rod 13 is connected in the fixing column 4 in a sliding mode, a clamping groove 12 is formed in the surface of the sliding rod 6, and the limiting rod 13 is clamped with the inner wall of the clamping groove 12; when the sliding type sliding door is in work, the limiting rod 13 slides out of the clamping groove 12 by pulling the limiting rod 13, then the clamping plate 19 is pushed, the clamping plate 19 is enabled to completely move to the rear part of the sliding rod 6, then the front cover 2 is separated from the shell 1, at the same time, the sliding rod 6 is also separated from the connecting plate 7, when the front cover 2 and the shell 1 need to be installed together, the front cover 2 is placed on the shell 1, meanwhile, the sliding rod 6 can penetrate through the circular groove on the connecting plate 7, then the clamping plate 19 is pulled, the clamping plate 19 is enabled to move to the rear part of the connecting plate 7, then the sliding rod 6 is pushed, the sliding plate 25 drives the clamping plate 19 to move, at the moment, the connecting plate 7 is pressed by the plate, then the limiting rod is pushed, the limiting rod 13 is clamped with the clamping groove 12, so that the sliding rod 6 is fixed, at the clamping plate 19 clamps the connecting plate 7 on the shell 1, so that the front cover 2 and the shell 1 are fixed together, and the effect of clamping plate 2 on the shell 1 by means of the clamping plate 19 is achieved, the efficiency of the installation of the housing 1 and the front cover 2 is improved.

A driving plate 18 is fixedly connected to one side, away from the sliding rod 6, of the clamping plate 19, and a second spring 16 is fixedly connected between the driving plate 18 and the fixed block 14; during operation, through promoting cardboard 19 for cardboard 19 slides, later loosens cardboard 19 for second spring 16 promotes drive plate 18 because the recovery of elasticity, and drive plate 18 can drive cardboard 19 and reset this moment, has played the effect of resetting cardboard 19.

A threaded rod 15 is connected with the inner thread of the fixed block 14, and one end of the threaded rod 15, which is positioned inside the fixed block 14, is attached to the clamping plate 19; during operation is through promoting cardboard 19 for cardboard 19 slides in fixed block 14, and cardboard 19 can move threaded rod 15 department this moment, then rotates threaded rod 15, makes threaded rod 15 push down cardboard 19, when needs move cardboard 19, rotates threaded rod 15, makes threaded rod 15 no longer contact with cardboard 19.

One end of the fixed column 4, which is close to the sliding rod 6, is fixedly connected with a connecting rod 5, one end of the connecting rod 5, which is far away from the fixed column 4, is fixedly connected with a circular ring 10, the surface of the sliding rod 6 is fixedly connected with a disc 8, and a first spring 9 is fixedly connected between the disc 8 and the circular ring 10; when the disc type spring resetting device works, the sliding rod 6 is pulled to slide, then the sliding rod 6 is loosened, the disc 8 is pulled by the first spring 9 due to the elastic force recovery, the disc 8 can drive the sliding rod 6 to slide, and the effect of resetting the sliding rod 6 is achieved.

The surface of the shell 1 is fixedly connected with two supporting plates 20, sliding plates 25 are connected in the supporting plates 20 in a sliding mode, connecting grooves 26 are uniformly formed in one sides of the sliding plates 25, positioning rods 23 are connected in a sliding mode on one sides of the supporting plates 20, and the positioning rods 23 are clamped with the inner walls of the connecting grooves 26; during operation, assemble casing 1 to the motor on, then spur locating lever 23, make locating lever 23 slide out from spread groove 26, then slide plate 25 slides, make slide plate 25 contact with ground, then promote locating lever 23, make locating lever 23 and spread groove 26 joint, slide plate 25 can be fixed this moment, during later starter motor, can support casing 1 because slide plate 25 and backup pad 20, thereby reach the effect that reduces casing 1 vibration amplitude, avoided when installing the motor and examining time measuring to casing 1, casing 1 can the vibration amplitude great very big noise that can send.

A connecting disc 22 is fixedly connected to the surface of the positioning rod 23, and a third spring 21 is fixedly connected between the connecting disc 22 and the supporting plate 20; during operation, the positioning rod 23 is pulled to slide, then the positioning rod 23 is loosened, the third spring 21 pulls the connecting disc 22 due to the elastic force recovery, and at the moment, the connecting disc 22 drives the positioning rod 23 to reset.

A sliding groove is formed in one side, close to the third spring 21, of the supporting plate 20, and a limiting block 24 is connected to the inner wall of the sliding groove in a sliding manner; when the positioning rod 23 is pulled, the positioning rod 23 drives the connecting disc 22 to move, then the limiting block 24 slides to enable the limiting block 24 to block the connecting disc 22, the limiting effect on the positioning rod 23 is achieved, when the positioning rod 23 needs to be moved, the limiting block 24 is pulled, the limiting block 24 is enabled not to be in contact with the connecting disc 22, and then the positioning rod 23 is moved.

One end of the sliding plate 25, which is far away from the supporting plate 20, is fixedly connected with a bottom plate 11, and the bottom plate 11 is made of rubber; when the shell works, the friction force between the sliding plate 25 and the ground can be increased through the contact between the bottom plate 11 and the ground, so that the supporting effect on the shell 1 is improved.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a magnetic block 17 is fixedly connected to a surface of the limiting rod 13, one side of the magnetic block 17 is magnetically connected to a fixed column 4, and the fixed column 4 is made of iron; during operation, through promoting gag lever post 13 for gag lever post 13 drives magnetic path 17 and slides, and magnetic path 17 can be with fixed column 4 magnetism this moment, thereby gag lever post 13 is connected to on the fixed column 4.

The working principle is that the limiting rod 13 is pulled to slide out of the clamping groove 12, the clamping plate 19 is pushed to enable the clamping plate 19 to completely move to the rear of the sliding rod 6, meanwhile, the clamping plate 19 also moves to the threaded rod 15, then, the threaded rod 15 is rotated to enable the threaded rod 15 to press the clamping plate 19, at the moment, the disk 8 is pulled by the first spring 9 due to the elastic force recovery, at the moment, the disk 8 drives the sliding rod 6 to slide, so that the sliding rod 6 and the connecting plate 7 are separated, then, the front cover 2 and the shell 1 are separated, when the front cover 2 and the shell 1 need to be installed together, the front cover 2 is placed on the shell 1, then, the sliding rod 6 is slid, the sliding rod 6 penetrates through the circular groove on the connecting plate 7, then, the threaded rod 15 is rotated to enable the threaded rod 15 not to be in contact with the clamping plate 19, so that the second spring 16 pushes the driving plate 18 due to the elastic force recovery, at the moment, the driving plate 18 drives the clamping plate 19 to move to the rear of the connecting plate 7, then loosen slide bar 6, make second spring 16 promote drive plate 18 because the recovery of elasticity, drive plate 18 can drive cardboard 19 this moment and slide, thereby make cardboard 19 and connecting plate 7 contact, then promote the gag lever post, make gag lever post 13 and draw-in groove 12 joint, thereby make slide bar 6 fixed, cardboard 19 can block connecting plate 7 on casing 1 this moment, thereby make protecgulum 2 and casing 1 fixed together, played with the help of cardboard 19 with the effect of protecgulum 2 card on casing 1, the installation effectiveness to casing 1 and protecgulum 2 has been improved.

By assembling the housing 1 to the motor and then pulling the positioning rod 23, the positioning rod 23 drives the connecting disc 22 to move, then the limiting block 24 is slid, so that the limiting block 24 blocks the connecting disc 22, meanwhile, the positioning rod 23 slides out from the connecting groove 26, the slide plate 25 is then slid so that the base plate 11 is in contact with the ground, and then the stopper 24 is pulled, so that the stop block 24 is no longer in contact with the connecting disc 22, at this time, the third spring 21 pulls the connecting disc 22 due to the restoration of the elastic force, so that the connecting disc 22 drives the positioning rod 23 to be clamped with the connecting groove 26, the sliding plate 25 is fixed, and then when the motor is started, because the sliding plate 25 and the supporting plate 20 support the shell 1, thereby reach the effect that reduces casing 1 vibration amplitude, avoided when installing the motor on casing 1 and detect, casing 1 can vibration amplitude great can send very big noise.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed.

Claims

1. Split type photoelectricity shaft angle encoder of subminiature hasp, its characterized in that: comprises a shell (1); one end of the shell (1) is provided with a front cover (2), one side of the front cover (2) far away from the shell (1) is fixedly connected with two connecting plates (7), a circular groove is arranged on the surface of the connecting plate (7) in a penetrating way, two fixing plates (3) are fixedly connected with the outer side wall of the shell (1), one side of the fixed plate (3) is fixedly connected with a fixed column (4), a slide bar (6) is slidably connected in the fixed column (4), the sliding rod (6) penetrates through a circular groove on the connecting plate (7), one end of the sliding rod (6) far away from the fixed column (4) is fixedly connected with a fixed block (14), the two sides of the fixed block (14) are both connected with clamping plates (19) in a sliding way, the fixed column (4) is connected with a limiting rod (13) in a sliding way, the surface of the sliding rod (6) is provided with a clamping groove (12), and the limiting rod (13) is clamped with the inner wall of the clamping groove (12).

2. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 1, wherein: one side, far away from the sliding rod (6), of the clamping plate (19) is fixedly connected with a driving plate (18), and a second spring (16) is fixedly connected between the driving plate (18) and the fixed block (14).

3. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 2, wherein: the fixed block (14) internal thread is connected with a threaded rod (15), and one end of the threaded rod (15) located inside the fixed block (14) is attached to the clamping plate (19).

4. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 3, wherein: the fixing column is characterized in that one end of the fixing column (4) close to the sliding rod (6) is fixedly connected with a connecting rod (5), one end of the connecting rod (5) far away from the fixing column (4) is fixedly connected with a circular ring (10), the surface of the sliding rod (6) is fixedly connected with a circular disc (8), and a first spring (9) is fixedly connected between the circular disc (8) and the circular ring (10).

5. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 4, wherein: the fixed surface of casing (1) is connected with two backup pads (20), sliding connection has slide (25) in backup pad (20), spread groove (26) have evenly been seted up to one side of slide (25), one side sliding connection of backup pad (20) has locating lever (23), the inner wall joint of locating lever (23) and spread groove (26).

6. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 5, wherein: the surface of the positioning rod (23) is fixedly connected with a connecting disc (22), and a third spring (21) is fixedly connected between the connecting disc (22) and the supporting plate (20).

7. The subminiature latching split-type photoelectric shaft encoder of claim 6, wherein: a sliding groove is formed in one side, close to the third spring (21), of the supporting plate (20), and a limiting block (24) is connected to the inner wall of the sliding groove in a sliding mode.

8. The subminiature latching split-type optoelectronic shaft-angle encoder of claim 7, wherein: one end, far away from the supporting plate (20), of the sliding plate (25) is fixedly connected with a bottom plate (11), and the bottom plate (11) is made of rubber.