Wire outlet structure and photoelectric encoder thereof

Abstract

The utility model belongs to the technical field of photoelectric encoders, and discloses a wire outlet structure and a photoelectric encoder thereof, a guide structure and a fastening structure, the guide structure is arranged above the ground, the fastening structure is arranged above the guide structure, the fastening structure comprises a moving block, a chute, a sliding rod, a clamping block and an upper rail block, one side of the moving block is provided with the chute, and the other side of the moving block is provided with the sliding rod. The sliding rod is arranged in the inclined groove and is in sliding connection with the inclined groove, the clamping block is arranged below the inclined groove, the three upper rail blocks are arranged on the bottom face of the clamping block, a wire selects a semi-cylinder corresponding to the guide rail according to the position and direction needing wiring, the wire is clamped into the corresponding semi-cylinder, and the wire can be protected by the guide rail and is not prone to shaking and bending due to the influence of vibration. And line maintenance is facilitated.

Description

Technical Field

[0001] This utility model belongs to the field of photoelectric encoder technology, specifically, it relates to a lead-out structure and its photoelectric encoder. Background Technology

[0002] The wiring structure of an optical encoder depends on its model, application, and signal principle. When wiring, carefully review the encoder's wiring diagram or instruction manual to ensure correct connection of each lead.

[0003] The prior art discloses a cable exit structure for a photoelectric encoder (CN202421091967.0). The cable exit structure mainly includes: a cable exit cavity inside the housing, a plug, a preload spring, a limit spring, and an O-ring inside the cable exit cavity; an end cap installed at the front opening of the cable exit cavity; a cable routing hole at the rear end of the cable exit cavity; the internal cable of the photoelectric encoder passes through the cable routing hole and connects to the rear end of the plug; the preload spring is sleeved on the internal cable; multiple limit springs are provided on the side of the plug for elastic support; the external cable of the photoelectric encoder is connected to a socket that matches the plug; and electrical conduction between the external cable and the internal cable is achieved through the plug and the socket.

[0004] The use of photoelectric encoders requires wiring. The wiring position and direction determine the direction and degree of bending of the wire. When the photoelectric encoder is working, it is subjected to vibration. The wire is easily bent and bent due to vibration over a long period of time, which is not conducive to the maintenance of the wire. The existing technology does not have a structure to prevent the wire from bending. In addition, the existing technology cannot be used with wires of different diameters.

[0005] In view of this, this utility model is hereby proposed. Utility Model Content

[0006] To address the technical problems of the prior art lacking a structure to prevent wire bending and being unsuitable for wires of different diameters, the basic concept of the present invention is: a wire output structure and its photoelectric encoder, including a guide structure disposed above the ground;

[0007] The fastening structure is located above the guide structure and includes a moving block, an inclined groove, a sliding rod, a clamping block, and an upper rail block. An inclined groove is formed on one side of the moving block, the sliding rod is located in the inclined groove and is slidably connected to the inclined groove, the clamping block is located below the inclined groove, and three upper rail blocks are provided on the bottom surface of the clamping block.

[0008] In a preferred embodiment of this utility model, the fastening structure further includes a bracket, an adjusting block, and a pressing rod. One side of the adjusting block is fixedly connected to one end of the bracket, and the other end of the bracket is fixedly connected to one side of the electric encoder. A first chamber is formed inside the adjusting block, and the moving block, the inclined groove, and the sliding rod are all disposed in the first chamber. One end of the pressing rod extends into the first chamber from one side of the adjusting block, and the wall surface of the pressing rod is slidably connected to the adjusting block. Both ends of one side of the pressing rod are fixedly connected to both ends of the sliding rod.

[0009] In a preferred embodiment of the present invention, the fastening structure further includes a pressure rod and a second chamber. A second chamber is formed inside the adjusting block and below the first chamber. One end of the pressure rod extends into the second chamber, and the other end of the pressure rod is fixedly connected to the bottom surface of the moving block.

[0010] In a preferred embodiment of this utility model, the top surface of the clamping block is fixedly connected to the bottom surface of the pressure rod.

[0011] In a preferred embodiment of the present invention, the fastening structure further includes a first spring and a third chamber. The first spring is disposed on the outer wall of the lower pressure rod. One end of the first spring is fixedly connected to the top surface of the second chamber, and the other end of the first spring is fixedly connected to the bottom surface of the clamping block. A third chamber is opened inside the adjusting block and below the second chamber. The clamping block is adapted to the third chamber and is slidably connected to the third chamber.

[0012] In a preferred embodiment of the present invention, the fastening structure further includes a locking block and a second spring. A locking block is fixed to the inner wall of each upper rail block, and a second spring is fixed between the locking block and the upper rail block.

[0013] In a preferred embodiment of the present invention, the guide structure includes a conduit and a guide rail. One end of the conduit is fixedly connected to one end of the guide rail. The overall shape of the guide rail is a semi-cylinder that radiates into three semi-cylinders, with the semi-cylinders on both sides being curved. The three upper rail blocks correspond to the shapes and positions of the three semi-cylinders.

[0014] In a preferred embodiment of the present invention, the photoelectric encoder includes all of the above-mentioned lead-out structures, the stretching film device is disposed on one side of the lead-out structure of the photoelectric encoder, and one side of the photoelectric encoder is fixedly connected to and communicates with the other end of the tube.

[0015] Compared with the prior art, the present invention has the following advantages:

[0016] 1. Select the corresponding semi-cylinder of the guide rail according to the required connection position and direction. Insert the wire into the corresponding semi-cylinder. The wire can be protected by the guide rail and is not easily affected by vibration, which will cause the wire to shake or bend, which is beneficial to the maintenance of the wire.

[0017] 2. Merge the upper rail block with the guide rail, clamp the wire in the middle, and fix the wire. Press all the clamps on the wire, and the second spring will cooperate to secure wires of different sizes.

[0018] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings. Attached Figure Description

[0019] In the attached diagram:

[0020] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0021] Figure 2 This is a schematic cross-sectional view of the fastening structure of this utility model;

[0022] Figure 3 This is a schematic diagram of the fastening structure of this utility model;

[0023] Figure 4 This is a partial schematic diagram of the fastening structure of this utility model;

[0024] Figure 5 This utility model Figure 4 Enlarged view at point A;

[0025] Figure 6 This is a schematic diagram of the guiding structure of this utility model.

[0026] In the diagram: 1. Electric encoder; 2. Bracket; 3. Adjusting block; 4. Guide rail; 5. Pressing rod; 6. First chamber; 7. Moving block; 8. Inclined groove; 9. Sliding rod; 10. Pressing rod; 11. Second chamber; 12. First spring; 13. Third chamber; 14. Clamping block; 15. Conduit; 16. Upper rail block; 17. Locking block; 18. Second spring. Detailed Implementation

[0027] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings. The following embodiments are used to illustrate this utility model.

[0028] A cable output structure and its photoelectric encoder, such as Figure 1 and Figure 6 As shown, the guide structure is set above the ground. The guide structure includes a conduit 15 and a guide rail 4. One end of the conduit 15 is fixedly connected to one end of the guide rail 4. The overall shape of the guide rail 4 is a semi-cylinder that radiates into three semi-cylinders, and the semi-cylinders on both sides are curved. The three upper rail blocks 16 correspond to the shape and position of the three semi-cylinders.

[0029] Select the corresponding semi-cylinder of guide rail 4 according to the required connection position and direction, and insert the wire into the corresponding semi-cylinder. The wire can be protected by guide rail 4 and is not easily affected by vibration, which will cause the wire to shake or bend, which is beneficial to the maintenance of the wire.

[0030] A cable output structure and its photoelectric encoder, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the fastening structure is located above the guide structure. The fastening structure includes a moving block 7, an inclined groove 8, a sliding rod 9, a clamping block 14, and an upper rail block 16. An inclined groove 8 is formed on one side of the moving block 7. The sliding rod 9 is located within the inclined groove 8 and slidably connected to it. The clamping block 14 is located below the inclined groove 8, and three upper rail blocks 16 are arranged on its bottom surface. The fastening structure also includes a bracket 2, an adjusting block 3, and a pressing rod 5. One side of the adjusting block 3 is fixedly connected to one end of the bracket 2, and the other end of the bracket 2 is fixedly connected to one side of the electric encoder 1. A first chamber 6 is formed inside the adjusting block 3. The moving block 7, the inclined groove 8, and the sliding rod 9 are all located within the first chamber 6. One end of the pressing rod 5 extends from one side of the adjusting block 3 into the first chamber 6, and the wall of the pressing rod 5 is slidably connected to the adjusting block 3. Both ends of one side of the pressing rod 5 are fixedly connected to both ends of the sliding rod 9. The fastening structure also includes a lower pressing rod 10 and a second chamber 11. A second chamber 11 is opened below the first chamber 6. One end of the pressure rod 10 extends into the second chamber 11. One end of the pressure rod 10 is fixedly connected to the bottom surface of the moving block 7. The top surface of the clamping block 14 is fixedly connected to the bottom surface of the pressure rod 10. The fastening structure also includes a first spring 12 and a third chamber 13. The first spring 12 is set on the outer wall of the pressure rod 10. One end of the first spring 12 is fixedly connected to the top surface of the second chamber 11. The other end of the first spring 12 is fixedly connected to the bottom surface of the clamping block 14. A third chamber 13 is opened inside the adjusting block 3 below the second chamber 11. The clamping block 14 is adapted to the third chamber 13 and is slidably connected to the third chamber 13. The fastening structure also includes a locking block 17 and a second spring 18. A locking block 17 is fixedly installed on the inner wall of each upper rail block 16. A second spring 18 is fixed between the locking block 17 and the upper rail block 16. The three upper rail blocks 16 correspond to the shape and position of the three semi-cylinders.

[0031] Pushing the pressing rod 5 causes the sliding rod 9 to slide within the inclined groove 8, raising the moving block 7. The moving block 7 then raises the lower pressing rod 10, which in turn raises the clamping block 14. The clamping block 14 slides into the third chamber 13, where the first spring 12 is compressed. The clamping block 14 then raises all the upper rail blocks 16, and similarly lowers all the upper rail blocks 16, merging them with the guide rail 4 to secure the wire in the middle. The wire is then fixed, and all the clamping blocks 17 press the wire. The cooperation of the second spring 18 allows for the secure fastening of wires of different sizes.

[0032] A photoelectric encoder is provided, wherein the photoelectric encoder is disposed on one side of the outgoing wire structure, and one side of the photoelectric encoder is fixedly connected to and communicates with the other end of the wire tube 15. By setting the above-mentioned outgoing wire structure, the photoelectric encoder has the characteristics that the outgoing wire is not easy to bend and is suitable for use with wires of different diameters.

[0033] The working principle of this utility model is as follows: Select the semi-cylinder corresponding to the guide rail 4 according to the required wiring position and direction, and insert the wire into the corresponding semi-cylinder. The wire can be protected by the guide rail 4 and is not easily affected by vibration, which will cause the wire to shake and bend, which is beneficial to the maintenance of the wire. Push the pressing rod 5, the pressing rod 5 drives the sliding rod 9, the sliding rod 9 slides in the inclined groove 8, the moving block 7 rises, the moving block 7 drives the lower pressing rod 10 to rise, the lower pressing rod 10 drives the clamping block 14 to rise, the clamping block 14 slides into the third chamber 13, the first spring 12 is compressed, the clamping block 14 drives all the upper rail blocks 16 to rise, and similarly all the upper rail blocks 16 fall, so that the upper rail blocks 16 merge with the guide rail 4, and the wire is clamped in the middle and fixed. All the clamping blocks 17 press the wire, and the cooperation of the second spring 18 can secure wires of different sizes.

[0034] It is understood that this utility model has been described through some embodiments, and those skilled in the art will recognize that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of this utility model. Furthermore, under the teachings of this utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of this utility model. Therefore, this utility model is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the protection scope of this utility model.

Claims

1. A cable outlet structure, characterized in that, include The guide structure is located above the ground. The fastening structure is located above the guide structure. The fastening structure includes a moving block (7), an inclined groove (8), a sliding rod (9), a clamping block (14), and an upper rail block (16). An inclined groove (8) is opened on one side of the moving block (7). The sliding rod (9) is located in the inclined groove (8) and is slidably connected to the inclined groove (8). The clamping block (14) is located below the inclined groove (8). Three upper rail blocks (16) are set on the bottom surface of the clamping block (14).

2. The cable outlet structure according to claim 1, characterized in that, The fastening structure also includes a bracket (2), an adjusting block (3), and a pressing rod (5). One side of the adjusting block (3) is fixedly connected to one end of the bracket (2), and the other end of the bracket (2) is fixedly connected to one side of the electric encoder (1). The adjusting block (3) has a first chamber (6) inside. The moving block (7), the inclined groove (8), and the sliding rod (9) are all set in the first chamber (6). One end of the pressing rod (5) extends into the first chamber (6) from one side of the adjusting block (3), and the wall of the pressing rod (5) is slidably connected to the adjusting block (3). One end of the pressing rod (5) is fixedly connected to the two ends of the sliding rod (9).

3. The cable outlet structure according to claim 2, characterized in that, The fastening structure also includes a pressure rod (10) and a second chamber (11). A second chamber (11) is opened inside the adjusting block (3) and below the first chamber (6). One end of the pressure rod (10) extends into the second chamber (11) and the other end of the pressure rod (10) is fixedly connected to the bottom surface of the moving block (7).

4. The cable outlet structure according to claim 3, characterized in that, The top surface of the clamping block (14) is fixedly connected to the bottom surface of the pressure rod (10).

5. The cable outlet structure according to claim 4, characterized in that, The fastening structure also includes a first spring (12) and a third chamber (13). The first spring (12) is disposed on the outer wall of the lower pressure rod (10). One end of the first spring (12) is fixedly connected to the top surface of the second chamber (11), and the other end of the first spring (12) is fixedly connected to the bottom surface of the clamping block (14). A third chamber (13) is opened inside the adjusting block (3) and below the second chamber (11). The clamping block (14) is adapted to the third chamber (13) and the clamping block (14) is slidably connected to the third chamber (13).

6. The cable outlet structure according to claim 1, characterized in that, The fastening structure also includes a locking block (17) and a second spring (18). A locking block (17) is fixed to the inner wall of each upper rail block (16), and a second spring (18) is fixed between the locking block (17) and the upper rail block (16).

7. The cable outlet structure according to claim 1, characterized in that, The guide structure includes a conduit (15) and a guide rail (4). One end of the conduit (15) is fixedly connected to one end of the guide rail (4). The overall shape of the guide rail (4) is a semi-cylinder that radiates into three semi-cylinders, and the semi-cylinders on both sides are curved. The three upper rail blocks (16) correspond to the shape and position of the three semi-cylinders.

8. A photoelectric encoder, comprising a photoelectric encoder body, characterized in that, The photoelectric encoder is provided with a cable outlet structure as described in any one of claims 1-7. The photoelectric encoder is disposed on one side of the cable outlet structure, and one side of the photoelectric encoder is fixedly connected to and communicates with the other end of the cable tube (15).

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