CN209927149U

CN209927149U - High-precision angle displacement digital encoder

Info

Publication number: CN209927149U
Application number: CN201920928800.8U
Authority: CN
Inventors: 张国权; 徐富刚
Original assignee: NANJING SHUOHANG ELECTROMECHANICAL CO Ltd
Current assignee: NANJING SHUOHANG ELECTROMECHANICAL CO Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-01-10
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a high accuracy angle displacement digital encoder, including unable adjustment base, unable adjustment base's inside is provided with two-way screw rod, two-way screw rod's tip extends to unable adjustment base's outside and fixedly connected with rectangular block, two-way screw rod's surface threaded connection has two screw thread movable blocks, two the equal fixed mounting in upper surface of screw thread movable block has the dead lever, the one end that the screw thread movable block was kept away from to the dead lever runs through unable adjustment base's interior top and fixedly connected with grip block, unable adjustment base's upper surface and the centre that is located two grip blocks are provided with the buffering subassembly, the top fixed mounting of buffering subassembly has the support bottom block. The utility model discloses, whole high accuracy angle displacement digital encoder can be convenient for install and dismantle, and the encoder body can effectually fix when using, has brought the facility of many for the use of encoder.

Description

High-precision angle displacement digital encoder

Technical Field

The utility model relates to an encoder field especially relates to a high accuracy angle displacement digital encoder.

Background

The encoder is a device which compiles and converts signals (such as bit streams) or data into a signal form which can be used for communication, transmission and storage, converts angular displacement or linear displacement into an electric signal, wherein the former is called a code disc, the latter is called a code scale, and the encoder can be divided into a contact type and a non-contact type according to a reading mode; encoders can be classified into an incremental type and an absolute type according to their operation principles.

With the progress of the existing science and technology, the high-precision angular displacement digital encoder is more and more widely used, but the existing encoder is generally inconvenient to install, the encoder body is difficult to fix when in use, and a lot of inconvenience exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the digital encoder of a high accuracy angle displacement who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-precision angular displacement digital encoder comprises a fixed base, wherein a bidirectional screw is arranged inside the fixed base, the end part of the bidirectional screw rod extends to the outside of the fixed base and is fixedly connected with a rectangular block, the outer surface of the bidirectional screw rod is in threaded connection with two threaded moving blocks, the upper surfaces of the two threaded moving blocks are both fixedly provided with fixed rods, one end of the fixed rod far away from the threaded moving block penetrates through the inner top of the fixed base and is fixedly connected with the clamping block, a buffer component is arranged on the upper surface of the fixed base and between the two clamping blocks, a bottom supporting block is fixedly arranged at the top end of the buffer component, the top of holding in the palm end block and the centre that is located two grip blocks are provided with the encoder body, the tip of encoder body is provided with main rotation axis, the fixed surface of encoder body installs the connector lug.

As a further description of the above technical solution:

the buffer assembly comprises a telescopic rod fixedly connected with the upper surface of the fixed base, the movable end of the telescopic rod is fixedly connected with the lower surface of the bottom supporting block, and a buffer spring is sleeved on the outer surface of the telescopic rod.

As a further description of the above technical solution:

the one end movable mounting that the rectangular block was kept away from to two-way screw rod has the installation bearing, installation bearing and unable adjustment base's inside wall fixed connection.

As a further description of the above technical solution:

the lateral wall of grip block and the upper surface of holding in the palm the bottom block all set up with the arc wall of encoder body surface looks adaptation, be provided with the rubber pad on the inner wall of arc wall.

As a further description of the above technical solution:

the lower surface of the threaded moving block is fixedly provided with a connecting rod, one end of the connecting rod, which is far away from the threaded moving block, is fixedly connected with a dovetail block, and the inner bottom of the fixed base is provided with a dovetail chute matched with the dovetail block.

As a further description of the above technical solution:

the left side fixed mounting of unable adjustment base has the mounting panel, the surface of mounting panel runs through set up threaded hole, unable adjustment base's right side is provided with rotatory piece, rotatory piece and rectangular block looks joint.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this high accuracy angle displacement digital encoder, place the upper surface at the support bottom piece with the encoder body, then rotate rotatory piece, can rotate the rectangle piece through rotatory piece, thereby make two-way screw rod can rotate, because two screw thread movable blocks are located two sections opposite screw threads on the two-way screw rod respectively, when two-way screw rod rotates, two screw thread movable blocks can move toward the position of being close to, thereby it is fixed to make two grip blocks carry out the centre gripping to the encoder body, take off rotatory piece after the centre gripping is fixed can, whole high accuracy angle displacement digital encoder can be convenient for install and dismantle, the encoder body can effectually be fixed when using, many facilities have been brought for the use of encoder.

2. Compared with the prior art, this high accuracy angle displacement digital encoder when vibrations appear in the encoder body, the buffering subassembly that sets up has certain shock attenuation effect to the encoder body, can effectual protection encoder body to extend the life of encoder body.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-precision angular displacement digital encoder according to the present invention;

fig. 2 is a schematic view of the internal structure of the fixed base of the high-precision angular displacement digital encoder according to the present invention;

fig. 3 is a schematic view of a dovetail block connection of a high-precision angular displacement digital encoder according to the present invention;

fig. 4 is a top view of a mounting plate of a high-precision angular displacement digital encoder according to the present invention;

fig. 5 is the utility model provides a high accuracy angle displacement digital encoder's buffering subassembly schematic structure.

Illustration of the drawings:

1. a fixed base; 2. a bidirectional screw; 3. a rectangular block; 4. a threaded moving block; 5. fixing the rod; 6. a clamping block; 7. a buffer assembly; 8. a bottom supporting block; 9. an encoder body; 10. a main rotating shaft; 11. a connector lug; 12. mounting a bearing; 13. rotating the block; 14. a connecting rod; 15. a dovetail block; 16. a dovetail chute; 17. an arc-shaped slot; 18. mounting a plate; 19. a threaded hole; 71. a telescopic rod; 72. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model provides a pair of high accuracy angle displacement digital encoder: comprises a fixed base 1, a bidirectional screw 2 is arranged in the fixed base 1, the end part of the bidirectional screw 2 extends to the outside of the fixed base 1 and is fixedly connected with a rectangular block 3, the outer surface of the bidirectional screw 2 is in threaded connection with two threaded moving blocks 4, the two threaded moving blocks 4 are respectively positioned on two opposite threads on the bidirectional screw 2, the upper surfaces of the two threaded moving blocks 4 are both fixedly provided with fixed rods 5, one end of each fixed rod 5, far away from the threaded moving block 4, penetrates through the inner top part of the fixed base 1 and is fixedly connected with a clamping block 6, the upper surface of the fixed base 1 and positioned in the middle of the two clamping blocks 6 are provided with a buffer assembly 7, the top end of the buffer assembly 7 is fixedly provided with a bottom supporting block 8, an encoder body 9 is arranged above the bottom supporting block 8 and positioned in the middle of the two clamping blocks 6, the outer surface of the encoder body 9 is fixedly provided with a connector lug 11.

The buffer component 7 comprises a telescopic rod 71 fixedly connected with the upper surface of the fixed base 1, the movable end of the telescopic rod 71 is fixedly connected with the lower surface of the bottom supporting block 8, a buffer spring 72 is sleeved on the outer surface of the telescopic rod 71, one end of the bidirectional screw 2, which is far away from the rectangular block 3, is movably provided with a mounting bearing 12, the mounting bearing 12 is fixedly connected with the inner side wall of the fixed base 1, so that the bidirectional screw 2 can normally and stably rotate, the side wall of the clamping block 6 and the upper surface of the bottom supporting block 8 are both provided with an arc-shaped groove 17 matched with the outer surface of the encoder body 9, the inner wall of the arc-shaped groove 17 is provided with a rubber pad, the two clamping blocks 6 can clamp the encoder body 9, the bottom supporting block 8 can support the bottom of the encoder body 9, and the encoder body 9 can be protected by the rubber pad, lower fixed surface of screw thread movable block 4 installs connecting rod 14, connecting rod 14 keeps away from screw thread movable block 4's one end fixedly connected with dovetail block 15, unable adjustment base 1's interior bottom offer with dovetail block 15 looks adaptation's forked tail spout 16, when two-way screw rod 2 rotates, screw thread

movable block

4 and 15 synchronous horizontal migration of dovetail block, make screw thread movable block 4 can more stable removal through the dovetail block 15 that sets up, unable adjustment base 1's left side fixed mounting has mounting panel 18, threaded hole 19 runs through on mounting panel 18's surface, can fix whole unable adjustment base 1 through the mounting panel 18 that sets up, unable adjustment base 1's right side is provided with rotatory piece 13,

rotatory piece

13 and 3 looks joints of rectangular block, can rotate rectangular block 3 through rotatory piece 13, thereby make two-way screw rod 2 can rotate.

The working principle is as follows: during the use, place encoder body 9 at the upper surface of backing block 8, then rotate rotatory piece 13, can rotate rectangular block 3 through rotatory piece 13, thereby make two-way screw rod 2 can rotate, because two screw thread movable blocks 4 are located two sections opposite screw threads on two-way screw rod 2 respectively, when two-way screw rod 2 rotates, two screw thread movable blocks 4 can move towards the position of being close to, thereby it is fixed to make two grip blocks 6 carry out the centre gripping to encoder body 9, take off rotatory piece 13 after the centre gripping is fixed, when vibrations appear in encoder body 9, the buffering subassembly 7 that sets up has certain shock attenuation effect to encoder body 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a high accuracy angle displacement digital encoder, includes unable adjustment base (1), its characterized in that: a bidirectional screw rod (2) is arranged in the fixed base (1), the end part of the bidirectional screw rod (2) extends to the outside of the fixed base (1) and is fixedly connected with a rectangular block (3), the outer surface of the bidirectional screw rod (2) is in threaded connection with two threaded moving blocks (4), the upper surfaces of the two threaded moving blocks (4) are both fixedly provided with a fixed rod (5), one end of the fixed rod (5), which is far away from the threaded moving blocks (4), penetrates through the inner top part of the fixed base (1) and is fixedly connected with clamping blocks (6), the upper surface of the fixed base (1) and positioned in the middle of the two clamping blocks (6) are provided with a buffer assembly (7), the top end of the buffer assembly (7) is fixedly provided with a bottom supporting block (8), an encoder body (9) is arranged above the bottom supporting block (8) and positioned in the middle of the two clamping blocks (6, the end of the encoder body (9) is provided with a main rotating shaft (10), and the outer surface of the encoder body (9) is fixedly provided with a connector lug (11).

2. A high precision angular displacement digital encoder according to claim 1, characterized in that: buffer unit (7) include with unable adjustment base (1) upper surface fixed connection's telescopic link (71), the expansion end of telescopic link (71) and the lower fixed surface of support bottom block (8) are connected, and buffer spring (72) have been cup jointed to the surface of telescopic link (71).

3. A high precision angular displacement digital encoder according to claim 1, characterized in that: one end of the bidirectional screw (2) far away from the rectangular block (3) is movably provided with an installation bearing (12), and the installation bearing (12) is fixedly connected with the inner side wall of the fixed base (1).

4. A high precision angular displacement digital encoder according to claim 1, characterized in that: the lateral wall of grip block (6) and the upper surface of holding in the palm bottom block (8) all set up with arc groove (17) of encoder body (9) surface looks adaptation, be provided with the rubber pad on the inner wall of arc groove (17).

5. A high precision angular displacement digital encoder according to claim 1, characterized in that: the lower surface of the threaded moving block (4) is fixedly provided with a connecting rod (14), one end, far away from the threaded moving block (4), of the connecting rod (14) is fixedly connected with a dovetail block (15), and a dovetail sliding groove (16) matched with the dovetail block (15) is formed in the inner bottom of the fixed base (1).

6. A high precision angular displacement digital encoder according to claim 1, characterized in that: the left side fixed mounting of unable adjustment base (1) has mounting panel (18), threaded hole (19) are run through on the surface of mounting panel (18), the right side of unable adjustment base (1) is provided with rotatory piece (13), rotatory piece (13) and rectangular block (3) looks joint.