CN221165417U - Wire tension adjusting device - Google Patents
Wire tension adjusting device Download PDFInfo
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- CN221165417U CN221165417U CN202323049593.4U CN202323049593U CN221165417U CN 221165417 U CN221165417 U CN 221165417U CN 202323049593 U CN202323049593 U CN 202323049593U CN 221165417 U CN221165417 U CN 221165417U
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000008859 change Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 229910003460 diamond Inorganic materials 0.000 description 13
- 239000010432 diamond Substances 0.000 description 13
- 230000005484 gravity Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Tension Adjustment In Filamentary Materials (AREA)
Abstract
The utility model discloses a wire tension adjusting device which comprises a fixed seat, a rotary swing rod and a first guide wheel, wherein the rotary swing rod is transversely arranged, one end of the rotary swing rod is a connecting end, the other end of the rotary swing rod is a free end, the connecting end of the rotary swing rod is rotationally connected with the fixed seat, the first guide wheel is arranged at the free end of the rotary swing rod, a wire is wound on the first guide wheel, a lifting acting force is applied to the first guide wheel in the wire conveying process, so that the rotary swing rod is kept at a preset position, a displacement sensor is arranged on the rotary swing rod, and the displacement sensor can detect the position change of the rotary swing rod caused by the wire tension change. The utility model has the advantages of simple structure, compact design, small occupied space, constant tension control, stable operation and great reduction of manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of wire cutting equipment, in particular to a wire tension adjusting device.
Background
In the processing of highly hard and brittle materials, special cutting tools, such as diamond wires, are often required. The diamond wire is a high-performance cutting tool, and has higher requirements on tension stability in the production and use processes of the diamond wire, and if the diamond wire is unstable in tension, large in tension deviation and the like, the diamond wire is easily broken, so that the production efficiency is reduced, and the production cost is increased.
In order to solve the problem of tension stability, a tension adjusting device is usually arranged on diamond wire production equipment or cutting equipment using diamond wires, but the existing tension adjusting device for diamond wires generally adopts a servo motor to carry out tension adjustment, so that the overall structural design is complex, and the cost is very high.
Disclosure of utility model
The utility model aims to provide a wire tension adjusting device which can be used for adjusting the speed of a roller around which a wire is wound by identifying the position deviation of a rotary swing rod, so as to achieve the aim of adjusting the wire tension. The specific technical scheme is as follows:
The utility model provides a wire rod tension adjusting device, including fixing base, rotatory pendulum rod and first guide pulley, rotatory pendulum rod transversely sets up, the one end of rotatory pendulum rod is the link, the other end and free end, the link and the fixing base rotation of rotatory pendulum rod are connected, first guide pulley is fixed to be set up the free end at rotatory pendulum rod, the wire rod winds to establish on first guide pulley, the wire rod conveying in-process can exert the pulling effort to first guide pulley, so that rotatory pendulum rod keeps in the default position, be provided with displacement sensor on the rotatory pendulum rod, displacement sensor detectable is because of the change of the position of rotatory pendulum rod that wire rod tension changes leads to.
Further, the wire lifting device further comprises a tension spring, one end of the tension spring is connected with the fixed seat, the other end of the tension spring is connected with the rotary swing rod, and the tension spring exerts stretching acting force on the rotary swing rod so as to balance the lifting acting force exerted on the first guide wheel by the wire.
Further, be provided with the fixed plate on the fixing base, tension spring's one end is connected with the fixed plate, and the other end is connected with rotatory pendulum rod, corresponds on fixing base and the fixed plate to be provided with first bar hole and first mounting, can change the position of fixed plate on the fixing base through the adjustable connection of first bar hole and first mounting to the tensile effort that tension spring applyed rotatory pendulum rod.
Further, the free end of the rotary swing rod and the first guide wheel are correspondingly provided with a second strip-shaped hole and a second fixing piece, and the position of the first guide wheel on the free end of the rotary swing rod can be changed through the adjustable connection of the second strip-shaped hole and the second fixing piece so as to adjust the balance relation between the lifting acting force exerted by the wire rod and the stretching acting force exerted by the tension spring.
Further, the displacement sensor is an angular displacement sensor, and the angular displacement sensor is connected with the connecting end of the rotary swing rod through a coupler, so that the position deviation of the rotary swing rod can be identified.
Further, a first limit column and a second limit column are arranged on the fixing seat, the first limit column and the second limit column are located at two sides of the preset position of the rotary swing rod, the two limit positions of the rotary swing rod correspond to each other, and the rotary swing rod can move between the first limit column and the second limit column.
Further, the movement angle of the rotary swing rod defined between the first limit post and the second limit post is 115 degrees plus or minus 10 degrees.
Further, the wire pulling device further comprises a first roller and a second roller, one end of the wire wound on the first guide wheel is wound on the first roller, the other end of the wire is wound on the second roller, and the tension of the wire wound on the first guide wheel can be changed by adjusting the rotating speed of the first roller and/or the rotating speed of the second roller so as to adjust the pulling force applied to the first guide wheel.
Further, a first supporting guide wheel is arranged between the first roller and the first guide wheel, a second supporting guide wheel is arranged between the second roller and the first guide wheel, and wires wound on the first guide wheel are wound on the first supporting guide wheel and the second supporting guide wheel simultaneously.
Further, the rotary swing rod is horizontally arranged, the first supporting guide wheel and the second supporting guide wheel are arranged above the first guide wheel, and the wire is sequentially wound above the first supporting guide wheel, below the first guide wheel and above the second supporting guide wheel so as to apply lifting acting force to the first guide wheel; and a tension spring is arranged below the rotary swing rod, one end of the tension spring is connected with the fixed seat, the other end of the tension spring is connected with the rotary swing rod, and the tension spring applies a tensile acting force to the rotary swing rod so as to balance the lifting acting force applied to the first guide wheel by the wire.
The wire tension adjusting device realizes the control and adjustment of the wire tension through the structural cooperation of the tension spring and the displacement sensor, has the advantages of simple structure, compact design, small occupied space, constant tension control, stable operation and great reduction of manufacturing cost.
Drawings
Fig. 1 is a perspective view of a wire tension adjusting device of the present utility model.
Fig. 2 is a front view of the wire tension adjusting apparatus of the present utility model.
Fig. 3 is a view showing a state of use of the wire tension adjusting apparatus of the present utility model.
Reference numerals illustrate:
1. A fixing seat; 2. rotating the swing rod; 3. the first guide wheel; 4. a displacement sensor; 5. a tension spring; 6. a fixing plate; 7. a first limit post; 8. the second limit column; 91. a first roller; 92. a second drum; 93. a first supporting guide wheel; 94. the second support guide wheel.
Detailed Description
For a better understanding of the objects, structure and function of the present utility model, the wire tension adjusting device of the present utility model will be described in detail with reference to the accompanying drawings.
The wire tension adjusting device can be arranged on production equipment for cutting wires or on using equipment for cutting wires, and is used for monitoring the constant tension of the wires in real time and controlling and adjusting the tension. The wire tension adjusting device of the present utility model will be specifically described below using a diamond wire processing apparatus as an example.
As shown in fig. 1 to 3, the wire tension adjusting device of the present utility model includes a fixing base 1, a rotary swing rod 2 and a first guide wheel 3, wherein the fixing base 1 is used for integrally and fixedly connecting the wire tension adjusting device to a production device or a using device for cutting wires, the rotary swing rod 2 is disposed on the fixing base 1, and the first guide wheel 3 is disposed on the rotary swing rod 2.
Specifically, the rotary swing rod 2 extends along the transverse direction, one end of the rotary swing rod 2 is a connecting end, the other end of the rotary swing rod is a free end, the connecting end of the rotary swing rod 2 is rotationally connected with the fixed seat 1 through a bearing, and the first guide wheel 3 is rotatably arranged at the free end of the rotary swing rod 2. When the wire tension adjusting device disclosed by the utility model works, wires such as diamond wires and the like for cutting are wound on the first guide wheel 3, and a lifting acting force is applied to the first guide wheel 3 in the wire conveying process, so that the rotary swing rod 2 is kept at a preset position. The rotary swing rod 2 is provided with a displacement sensor 4, and the displacement sensor 4 can detect the position change of the rotary swing rod 2 caused by the tension change of the wire rod. The rotation speed of the roller around which the wire is wound is correspondingly adjusted according to the detection result of the displacement sensor 4, so that the control and adjustment of the tension of the wire can be realized.
Further, a tension spring 5 is arranged on the rotary swing rod 2, one end of the tension spring 5 is connected with the fixed seat 1, the other end of the tension spring 5 is connected with the rotary swing rod 2, and the tension spring 5 can apply a stretching acting force to the rotary swing rod 2 so as to balance the lifting acting force applied to the first guide wheel 3 by the wire.
Of course, in the case where the rotary swing link 2 is disposed to extend in the lateral direction, the self-gravity of the rotary swing link 2 and the first guide wheel 3 can also exert a force on the rotary swing link 2, balancing the pulling force exerted on the first guide wheel 3 by the wire. When the tension spring 5 is arranged, the tensile force of the tension spring 5 and the self gravity of the rotary swing rod 2 and the first guide wheel 3 balance the lifting force applied to the first guide wheel 3 by the wire; when the tension spring 5 is not arranged, the self gravity of the rotary swing rod 2 and the first guide wheel 3 is used for balancing the lifting force exerted on the first guide wheel 3 by the wire. In order to facilitate the adjustment and control of the force, a tension spring 5 is preferably provided.
Specifically, be provided with fixed plate 6 on fixing base 1, tension spring 5's one end is connected with fixed plate 6, and the other end is connected with rotatory pendulum rod 2, corresponds on fixing base 1 and the fixed plate 6 to be provided with first bar hole and the first mounting that can mutually support, and fixed position can be adjusted along the extending direction in first bar hole to first mounting, through the adjustable connection of first bar hole and first mounting, can change the position of fixed plate 6 on fixing base 1, and then adjusts tension spring 5's the tensile effort's that rotatory pendulum rod 2 was applyed size. Preferably, the first bar-shaped hole is formed in the fixing plate 6, and the first fixing member is formed in the fixing base 1 to facilitate the assembly operation, however, the positions of the first bar-shaped hole and the first fixing member may be changed.
Specifically, the free end of the rotary swing rod 2 and the first guide wheel 3 are correspondingly provided with a second bar-shaped hole and a second fixing piece, the second fixing piece can adjust the fixing position along the extending direction of the second bar-shaped hole, the position of the first guide wheel 3 on the free end of the rotary swing rod 2 can be changed through the adjustable connection of the second bar-shaped hole and the second fixing piece, and then the balance relation between the lifting acting force exerted by the wire and the stretching acting force exerted by the tension spring 5 is adjusted. Preferably, the second bar-shaped hole is arranged on the rotary swing rod 2, and the second fixing piece is arranged on the first guide wheel 3, so that the assembly operation is convenient, and the arrangement positions of the second bar-shaped hole and the second fixing piece can be replaced.
Preferably, the displacement sensor 4 is an angular displacement sensor, and the angular displacement sensor is connected with the connecting end of the rotary swing rod 2 through a coupler. The angular displacement sensor can identify the angular position deviation of the rotary swing rod 2, and then the change condition of the wire tension is reflected.
Further, a first limiting column 7 and a second limiting column 8 are further arranged on the fixing seat 1, the first limiting column 7 and the second limiting column 8 are located on two sides of the preset position of the rotary swing rod 2, and correspond to two limit positions of the rotary swing rod 2 respectively, namely, the swing amplitude of the rotary swing rod 2 is limited, and the rotary swing rod 2 can move between the first limiting column 7 and the second limiting column 8.
Preferably, the movement angle A of the rotary swing rod 2 defined between the first limit post 7 and the second limit post 8 is 115 degrees+/-10 degrees, and in the angle range, the production efficiency can be ensured, and the wire breakage problem is not easy to occur.
Further, as shown in fig. 3, the wire tension adjusting device of the present utility model further includes a first roller 91 and a second roller 92, and the wire wound around the first guide roller 3 is wound around the first roller 91 at one end and around the second roller 92 at the other end. By adjusting the rotational speed of the first roller 91 and/or the second roller 92, the tension of the wire wound around the first guide roller 3 can be changed, and the pulling force applied by the wire to the first guide roller 3 can be adjusted. A first supporting guide wheel 93 is arranged between the first roller 91 and the first guide wheel 3, a second supporting guide wheel 94 is arranged between the second roller 92 and the first guide wheel 3, and wires wound on the first guide wheel 3 are wound on the first supporting guide wheel 93 and the second supporting guide wheel 94 at the same time.
Specifically, as shown in fig. 3, the rotary swing rod 2 is horizontally arranged, the first supporting guide wheel 93 and the second supporting guide wheel 94 are arranged above the first guide wheel 3, and the wire is sequentially wound above the first supporting guide wheel 93, below the first guide wheel 3 and above the second supporting guide wheel 94 so as to apply a lifting acting force to the first guide wheel 3; a tension spring 5 is arranged below the rotary swing rod 2, one end of the tension spring 5 is connected with the fixed seat 1, the other end of the tension spring 5 is connected with the rotary swing rod 2, and the tension spring 5 applies a tensile acting force to the rotary swing rod 2 so as to balance the lifting acting force applied to the first guide wheel 3 by the wire.
The working principle of the wire tension adjusting device of the present utility model is described below:
1. The rotary swing rod 2 is connected with the displacement sensor 4 through a coupler, and when the angle of the rotary swing rod 2 changes, the displacement sensor 4 can monitor and output data in real time;
2. The initial setting can manually place the rotary swing rod 2 at the horizontal position, record the angle of the displacement sensor 4 at the moment, and set the angle as the initial origin of the rotary swing rod 2;
3. The ideal state of the rotary swing rod 2 in the production process is to keep the level all the time, and the spring tension is consistent at the moment, because the vertical floating of the rotary swing rod 2 can change the stretching length of the tension spring 5, thereby influencing the spring tension;
4. When the rotary swing rod 2 floats up and down due to the change of the tightness of the diamond wire winding displacement, the program controls the first roller 91 and the second roller 92 to adjust the speed, so that the rotary swing rod 2 is adjusted to the horizontal direction, and the specific adjustment mode is as follows:
(1) When the rotary swing rod 2 moves downwards, the second roller 92 positioned at the rear side carries out speed lifting, and the diamond wire is tensioned, so that the rotary swing rod 2 floats upwards;
(2) When the rotary swing link 2 moves upward, the second drum 92 located at the rear side performs a speed reduction to loosen the diamond wire, so that the rotary swing link 2 floats downward;
(3) The motion state of the rotary swing rod 2 and the speed of the second roller 92 are dynamically adjusted in real time, and the adjusting proportion is determined through a functional relation.
The wire tension adjusting device realizes the control and adjustment of the wire tension through the structural cooperation of the tension spring and the displacement sensor, has the advantages of simple structure, compact design, small occupied space, constant tension control, stable operation and great reduction of manufacturing cost.
The utility model has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the utility model, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments. The individual technical features described in the above embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, various possible combinations of embodiments of the present utility model are not described in detail.
If directional indications (such as up, down, left, right, front, and rear … …) are involved in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture is changed, the directional indications are correspondingly changed.
Claims (10)
1. The utility model provides a wire rod tension adjusting device, a serial communication port, including the fixing base, rotatory pendulum rod and first guide pulley, rotatory pendulum rod transversely sets up, rotatory pendulum rod's one end is the link, the other end is the free end, rotatory pendulum rod's link and fixing base rotate to be connected, first guide pulley sets up the free end at rotatory pendulum rod, the wire rod winds and establishes on first guide pulley, the wire rod conveying in-process can exert the pulling effort to first guide pulley, so that rotatory pendulum rod keeps in the preset position, be provided with displacement sensor on the rotatory pendulum rod, displacement sensor detectable is because of the rotatory pendulum rod's that wire rod tension changes the position change that leads to.
2. The wire tension adjustment device of claim 1, further comprising a tension spring having one end connected to the fixed base and the other end connected to the rotary swing link, the tension spring applying a tension force to the rotary swing link to balance a pulling force applied by the wire to the first guide wheel.
3. The wire tension adjusting device according to claim 2, wherein a fixing plate is provided on the fixing base, one end of the tension spring is connected with the fixing plate, the other end is connected with the rotary swing rod, a first bar-shaped hole and a first fixing member are correspondingly provided on the fixing base and the fixing plate, and the position of the fixing plate on the fixing base can be changed through the adjustable connection of the first bar-shaped hole and the first fixing member so as to adjust the stretching force applied by the tension spring to the rotary swing rod.
4. A wire tension adjusting device as defined in claim 3, wherein the free end of the rotary swing rod and the first guide wheel are provided with a second bar-shaped hole and a second fixing member, and the position of the first guide wheel on the free end of the rotary swing rod can be changed through the adjustable connection of the second bar-shaped hole and the second fixing member so as to adjust the balance relation between the lifting force exerted by the wire and the tensile force exerted by the tension spring.
5. The wire tension adjusting device as claimed in claim 1, wherein the displacement sensor is an angular displacement sensor, and the angular displacement sensor is connected to the connection end of the rotary swing rod through a coupling, so that the position deviation of the rotary swing rod can be identified.
6. The wire tension adjusting device according to claim 1, wherein the fixing base is provided with a first limit post and a second limit post, the first limit post and the second limit post are located at two sides of a preset position of the rotary swing rod, respectively correspond to two limit positions of the rotary swing rod, and the rotary swing rod can move between the first limit post and the second limit post.
7. The wire tension adjustment device of claim 6, wherein the rotational rocker defined between the first and second limit posts has a movement angle of 115 ° ± 10 °.
8. The wire tension adjusting apparatus as claimed in claim 1, further comprising a first roller and a second roller, wherein one end of the wire wound around the first guide roller is wound around the first roller, and the other end is wound around the second roller, and the tension of the wire wound around the first guide roller is changed by adjusting the rotation speed of the first roller and/or the second roller to adjust the pulling force applied to the first guide roller.
9. The wire tension adjusting device as recited in claim 8, wherein a first supporting guide wheel is provided between the first drum and the first guide wheel, a second supporting guide wheel is provided between the second drum and the first guide wheel, and the wire wound on the first guide wheel is wound on both the first supporting guide wheel and the second supporting guide wheel.
10. The wire tension adjusting device as claimed in claim 9, wherein the rotary swing rod is horizontally arranged, the first supporting guide wheel and the second supporting guide wheel are arranged above the first guide wheel, and the wire is sequentially wound above the first supporting guide wheel, below the first guide wheel and above the second supporting guide wheel to apply a lifting force to the first guide wheel; and a tension spring is arranged below the rotary swing rod, one end of the tension spring is connected with the fixed seat, the other end of the tension spring is connected with the rotary swing rod, and the tension spring applies a tensile acting force to the rotary swing rod so as to balance the lifting acting force applied to the first guide wheel by the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323049593.4U CN221165417U (en) | 2023-11-10 | 2023-11-10 | Wire tension adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323049593.4U CN221165417U (en) | 2023-11-10 | 2023-11-10 | Wire tension adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221165417U true CN221165417U (en) | 2024-06-18 |
Family
ID=91460364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323049593.4U Active CN221165417U (en) | 2023-11-10 | 2023-11-10 | Wire tension adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221165417U (en) |
-
2023
- 2023-11-10 CN CN202323049593.4U patent/CN221165417U/en active Active
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