CN219058220U - Wire rod protection device with wear resistance for lead screw motor connecting wire - Google Patents
Wire rod protection device with wear resistance for lead screw motor connecting wire Download PDFInfo
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- CN219058220U CN219058220U CN202223302078.8U CN202223302078U CN219058220U CN 219058220 U CN219058220 U CN 219058220U CN 202223302078 U CN202223302078 U CN 202223302078U CN 219058220 U CN219058220 U CN 219058220U
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Abstract
The utility model is suitable for the technical field of electrical equipment, and particularly relates to a wire protection device with wear resistance for a lead screw motor connecting wire, which comprises: the protection box is rotationally provided with a mandrel, one end of the mandrel is connected with a wiring terminal through an electric slip ring, a first square shaft and a second square shaft are rotationally arranged on the protection box, a first roller and a second roller are respectively and slidably connected on the first square shaft and the second square shaft, and annular grooves are formed in the outer diameters of the first roller and the second roller; and the control structure is arranged on one side of the protection box and used for controlling the mandrel to rotate. The wire rod protection device with the abrasion resistance for the lead screw motor connecting wire is simple in structure and reasonable in design, outgoing lines and incoming lines of wires can be fixed through the arrangement of the first roller and the second roller, sliding friction between the wires and the shell is avoided, and the service life of the wires is prolonged.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment, and particularly relates to a wire protection device with wear resistance for a lead screw motor connecting wire.
Background
The screw rod stepping motor, or linear stepping motor, is characterized in that a magnetic rotor core generates rotation through interaction with a pulse electromagnetic field generated by a stator, and the screw rod stepping motor converts rotary motion into linear motion in the motor.
Principle of screw rod stepping motor: the screw is meshed with the nut, and the screw and the nut are prevented from rotating relatively in a certain way, so that the screw moves axially, and in general, two modes for realizing the conversion exist, namely, a rotor with internal threads is arranged in a motor, the internal threads of the rotor are meshed with the screw to realize linear movement, the screw is taken as a motor output shaft, and the screw is meshed with the screw through an external driving nut outside the motor to realize linear movement, so that the design is greatly simplified, and the screw stepping motor can be directly used for precise linear movement without installing an external mechanical linkage in many application fields.
When the screw rod motor works, power is required to be supplied through the connecting wire, and the existing connecting wire is easy to cause abrasion of the wire rod in the use process, so that the service life of the wire rod is influenced.
Disclosure of Invention
The embodiment of the utility model aims to provide a wire rod protection device with wear resistance for a lead screw motor connecting wire, and aims to solve the problem that the existing connecting wire is easy to cause abrasion of a wire rod in the use process, and the service life of the wire rod is influenced.
The embodiment of the utility model is realized in such a way that a wire protection device with wear resistance is used for a lead screw motor connecting wire, and the device comprises:
the protection box is rotationally provided with a mandrel, one end of the mandrel is connected with a wiring terminal through an electric slip ring, a first square shaft and a second square shaft are rotationally arranged on the protection box, a first roller and a second roller are respectively and slidably connected on the first square shaft and the second square shaft, and annular grooves are formed in the outer diameters of the first roller and the second roller;
and the control structure is arranged on one side of the protection box and used for controlling the mandrel to rotate.
Preferably, the control structure comprises a control cavity, the control cavity sets up in the one side that the terminal was kept away from to the protection box, and the one end fixedly connected with fixed friction block that the terminal was kept away from to the dabber, fixed friction block is the arc, has seted up the guide slot on the control cavity, and the guide slot internal fixation is provided with the square pole, and the square pole is last to slide and is provided with two sets of movable friction blocks, and first rack and the second rack of fixedly connected with respectively on two sets of movable friction blocks, rotates on the control cavity and is provided with a set of gear, the gear is located between first rack and the second rack, gear and first rack and second rack mesh simultaneously, and the peripheral cover of square pole is equipped with the spring, the spring is located between two sets of movable friction blocks, is provided with the wind spring in the control cavity, one end and dabber fixed connection of wind spring.
Preferably, the protection box is provided with a mounting plate.
Preferably, the protection box is provided with an outlet.
Preferably, the spindle is rotatably connected to the protective case by means of a bearing.
The wire rod protection device with the abrasion resistance for the lead screw motor connecting wire is simple in structure and reasonable in design, outgoing lines and incoming lines of wires can be fixed through the arrangement of the first roller and the second roller, sliding friction between the wires and the shell is avoided, and the service life of the wires is prolonged.
Drawings
Fig. 1 is a perspective structure diagram of a wire protection device with wear resistance for a lead screw motor connecting wire, which is provided by an embodiment of the utility model;
FIG. 2 is a schematic diagram of a portion of a control structure according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a first roller according to an embodiment of the present utility model.
In the accompanying drawings: 1. a protection box; 2. a mounting plate; 3. a first square shaft; 4. a first roller; 5. a second roller; 6. a second square shaft; 7. an electrical slip ring; 8. a terminal; 9. a mandrel; 10. a coil spring; 11. a control chamber; 12. a movable friction block; 13. fixing a friction block; 14. square rods; 15. a spring; 16. a first rack; 17. a second rack; 18. a gear; 100. and (5) controlling the structure.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
As shown in fig. 1 and 3, a three-dimensional structure diagram of a wire protection device with wear resistance for a lead screw motor connecting wire according to an embodiment of the present utility model is provided, where the device includes:
the protection box 1 is rotationally provided with a mandrel 9, one end of the mandrel 9 is connected with a wiring terminal 8 through an electric slip ring 7, a first square shaft 3 and a second square shaft 6 are rotationally arranged on the protection box 1, a first roller 4 and a second roller 5 are respectively and slidingly connected on the first square shaft 3 and the second square shaft 6, and annular grooves are formed in the outer diameters of the first roller 4 and the second roller 5;
a control structure 100, the control structure 100 is installed at one side of the protection box 1, and is used for controlling the spindle 9 to rotate.
In this embodiment, during the use, be provided with the wire rod joint on the dabber 9, the wire rod tip is direct to be connected with the joint on the dabber 9, the wire rod then forms the passageway through the built-in wire of dabber and electric slip ring 7 and wiring end 8 at this moment, the wire rod is direct around on dabber 9, the wire rod is kept away from the one end of dabber 9 and is then worn out from between first gyro wheel 4 and the second gyro wheel 5, first gyro wheel 4 and the external diameter of second gyro wheel 5 are provided with the annular groove, the cross-sectional diameter of annular groove is the same with the diameter of wire rod, consequently, can fix the wire rod between first gyro wheel 4 and second gyro wheel 5, when the wire rod is gone into, the wire rod will drive first gyro wheel 4 and second gyro wheel 5 rotation, consequently, sliding friction between the two has been avoided, the frictional loss of wire rod has been improved, secondly, utilize control structure 100 can realize the rolling to the wire rod.
As shown in fig. 1 and fig. 2, as a preferred embodiment of the present utility model, the control structure 100 includes a control cavity 11, the control cavity 11 is disposed on a side of the protection box 1 away from the terminal 8, one end of the mandrel 9 away from the terminal 8 is fixedly connected with a fixed friction block 13, the fixed friction block 13 is in an arc shape, a guide groove is formed in the control cavity 11, a square rod 14 is fixedly disposed in the guide groove, two groups of movable friction blocks 12 are slidably disposed on the square rod 14, a first rack 16 and a second rack 17 are fixedly connected to the two groups of movable friction blocks 12, a group of gears 18 is rotatably disposed on the control cavity 11, the gears 18 are located between the first rack 16 and the second rack 17, the gears 18 are meshed with the first rack 16 and the second rack 17 at the same time, a spring 15 is sleeved on the periphery of the square rod 14 and located between the two groups of movable friction blocks 12, a coil spring 10 is disposed in the control cavity 11, and one end of the coil spring 10 is fixedly connected with the mandrel 9.
In this embodiment, when the wire is required to be led out, the movable friction block 12 is stirred, under the cooperation of the gear 18 and the first rack 16 and the second rack 17, the two groups of movable friction blocks 12 are far away from each other, at the moment, the contact area between the movable friction block 12 and the fixed friction block 13 is gradually reduced, at the moment, the wire can freely go in and go out, and when the wire is led out, the coil spring 10 is wound, and when the length of the wire led out reaches the expected value, the movable friction block 12 is loosened, at the moment, the spring 15 pulls the movable friction block 12 to approach, so that the movable friction block 12 is propped against the fixed friction block 13, at the moment, the mandrel 9 is locked; when the wire rod is required to be led in, the movable friction blocks 12 are stirred, so that the two groups of movable friction blocks 12 are far away from each other, the wire rod is loosened, the wire rod can be automatically wound under the action of the coil spring 10, and in the process, the winding speed can be controlled by sliding the movable friction blocks 12.
As shown in fig. 1, as a preferred embodiment of the present utility model, a mounting plate 2 is provided on the protective case 1.
As shown in fig. 1, as a preferred embodiment of the present utility model, a wire outlet is provided on the protection box 1.
As shown in fig. 1, as a preferred embodiment of the present utility model, the spindle 9 is rotatably connected to the protection box 1 by means of a bearing.
In this embodiment, friction is reduced by providing bearings, and a wire outlet is provided for restricting the in-out position of the wire.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. A wire protection device for a lead screw motor connecting wire with wear resistance, the device comprising:
the protection box is rotationally provided with a mandrel, one end of the mandrel is connected with a wiring terminal through an electric slip ring, a first square shaft and a second square shaft are rotationally arranged on the protection box, a first roller and a second roller are respectively and slidably connected on the first square shaft and the second square shaft, and annular grooves are formed in the outer diameters of the first roller and the second roller;
and the control structure is arranged on one side of the protection box and used for controlling the mandrel to rotate.
2. The wire rod protection device with wear resistance for the lead screw motor connecting wire according to claim 1, wherein the control structure comprises a control cavity, the control cavity is arranged on one side of the protection box, far away from the wiring end, of the mandrel, one end of the mandrel, far away from the wiring end, is fixedly connected with a fixed friction block, the fixed friction block is arc-shaped, a guide groove is formed in the control cavity, a square rod is fixedly arranged in the guide groove, two groups of movable friction blocks are slidably arranged on the square rod, a first rack and a second rack are fixedly connected to the two groups of movable friction blocks respectively, a group of gears are rotatably arranged on the control cavity, the gears are located between the first rack and the second rack, the gears are meshed with the first rack and the second rack simultaneously, springs are sleeved on the periphery of the square rod, the springs are located between the two groups of movable friction blocks, a coil spring is arranged in the control cavity, and one end of the coil spring is fixedly connected with the mandrel.
3. The wire protection device with wear resistance for lead screw motor connecting wires according to claim 1, wherein the protection box is provided with a mounting plate.
4. The wire protection device with wear resistance for lead screw motor connecting wires according to claim 1, wherein the protection box is provided with a wire outlet.
5. The lead screw motor connection wire with wear-resistant wire protection device of claim 1, wherein the spindle is rotatably connected to the protection case by a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223302078.8U CN219058220U (en) | 2022-12-06 | 2022-12-06 | Wire rod protection device with wear resistance for lead screw motor connecting wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223302078.8U CN219058220U (en) | 2022-12-06 | 2022-12-06 | Wire rod protection device with wear resistance for lead screw motor connecting wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219058220U true CN219058220U (en) | 2023-05-23 |
Family
ID=86345807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223302078.8U Active CN219058220U (en) | 2022-12-06 | 2022-12-06 | Wire rod protection device with wear resistance for lead screw motor connecting wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219058220U (en) |
-
2022
- 2022-12-06 CN CN202223302078.8U patent/CN219058220U/en active Active
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