CN217947226U - Rotary slide rail tension feedback device - Google Patents
Rotary slide rail tension feedback device Download PDFInfo
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- CN217947226U CN217947226U CN202222117204.6U CN202222117204U CN217947226U CN 217947226 U CN217947226 U CN 217947226U CN 202222117204 U CN202222117204 U CN 202222117204U CN 217947226 U CN217947226 U CN 217947226U
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Abstract
The utility model discloses a rotary slide rail tension feedback device, which comprises a bracket, a first wire passing wheel set, a second wire passing wheel set, a guide frame, a traction piece, a traction wheel, a seat body, a balancing weight and a potentiometer; the first wire passing wheel group is pivoted on the bracket, and the second wire passing wheel group is pivoted on the guide frame; the guide frame is arranged on the bracket in a sliding manner along the conveying direction of the cable; the traction wheel is pivoted on the seat body; one end of the traction piece is connected with the guide movable support, and the other end of the traction piece bypasses the traction wheel and is connected with the balancing weight; the potentiometer is arranged on the seat body and connected with the traction wheel so as to output voltage to control the paying-off speed of the paying-off motor through the rotation of the traction wheel, and therefore the cable is conveyed with constant tension. The utility model discloses rotatory slide rail tension repayment device exports stable, accurate tension, guarantees unwrapping wire stability and simple structure.
Description
Technical Field
The utility model relates to a tension feedback device especially relates to one kind and can provide stable tension for the transport of cable, guarantees the rotary slide rail tension feedback device of the stability of unwrapping wire.
Background
In the production process of the cable, core wires wound on a wire coil need to be paid off, and a paying-off structure comprises fixed ground paying-off, frame rotating and back-twisting paying-off and other forms. However, for the mode of rotating the frame to untwist the unwrapping wire, along with the unwrapping wire of the core wire on the drum, the core wire radius of the drum is smaller and smaller, and the length of the wire that is released when the drum rotates a circle is shorter and shorter, if the unwrapping wire speed is not adjusted in time, the stability of the unwrapping wire of the core wire can be influenced. In order to output the core wire more stably, the paying-off speed of the wire coil needs to be adjusted in time, so that the paying-off tension of the core wire is kept constant. Therefore, a constant tension output device which can output stable and accurate tension and has a simple structure is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an exportable stable, accurate tension, guarantee unwrapping wire stability and simple structure's rotary slide rail tension feedback device.
In order to achieve the above object, the utility model provides a rotary slide rail tension feedback device is used for providing tension for cables, and comprises a bracket, a first wire passing wheel set, a second wire passing wheel set, a guide frame, a traction piece, a traction wheel, a seat body, a balancing weight and a potentiometer; the first wire passing wheel set is pivoted on the bracket, the second wire passing wheel set is pivoted on the guide frame, and the cable enters from one end of the bracket and is output from the other end of the bracket after surrounding the first wire passing wheel set and the second wire passing wheel set; the guide frame is arranged on the bracket in a sliding manner along the conveying direction of the cable; the traction wheel is pivoted on the seat body; one end of the traction piece is connected with the guide movable support, and the other end of the traction piece bypasses the traction wheel and is connected with the balancing weight; the potentiometer is arranged on the seat body and connected with the traction wheel so as to output voltage to control the paying-off speed of the paying-off motor through the rotation of the traction wheel, and therefore the cable is conveyed with constant tension.
Compared with the prior art, the utility model discloses a with the second cross the line wheelset pin joint in on the leading truck, and make the leading truck set up on the support with sliding, make the second cross the line wheelset can be relative the first cross the line wheelset displacement, therefore, through setting up pulling piece, traction wheel, make the pulling piece connect in on the leading truck, and bypass and be connected with the balancing weight behind the traction wheel, thus can make the balancing weight provide a pulling force to the second cross the line wheelset, when the cable surrounds in the first cross the line wheelset and second cross the line wheelset, this pulling force can strain the cable, and then make the cable carry with certain tension; in addition, the potentiometer is connected to the traction wheel, so that the potentiometer can detect the rotation angle of the traction wheel and further detect the displacement of the second wire passing wheel set, the displacement can be timely fed back to the control system, the wire releasing speed of the wire releasing motor is controlled through the control system, the tension of the cable is kept consistent with the tension of the balancing weight, the second wire passing wheel set can stably rotate, and the purpose of conveying the cable with constant tension is achieved. Therefore, the utility model discloses rotatory slide rail tension repayment device exports stable, accurate tension, and simple structure effectively guarantees the stability of unwrapping wire.
Preferably, one end of the support is provided with a guide sleeve, the guide frame is provided with a guide rod, and the guide rod is sleeved in the guide sleeve in a sliding manner. Utilize the uide bushing with the guide bar cooperation can make the leading truck can be stable smoothly with the support cooperation improves the stability and the accurate nature of operation.
Specifically, the guide rod is provided with a guide hole for the cable to pass through along the central axis direction. Therefore, the cables can be conveyed forwards along the guide holes after passing through the second wire passing wheel set and the guide frame, the guide rod not only serves as a guide part of the guide frame, but also can serve as a guide part of the cables, the influence of other parts on the output of the cables is avoided, and the compactness and stability of the structure are improved.
Specifically, one end of the guide rod is provided with a connecting piece, the guide rod is connected with the connecting piece through a bearing, and the connecting piece is connected with the traction piece. Because the guide rod is connected with the guide frame, and the guide frame can rotate along with the rotation of the support in the process of cable conveying, the guide rod can be connected with the traction piece through the connecting piece by arranging the connecting piece and utilizing the bearing to connect the guide rod and the connecting piece together, so that the guide rod can effectively transmit the pulling force, and the guide rod can rotate under the action of the bearing but cannot drive the traction piece to rotate through the connecting piece, so that the traction piece and the balancing weight are more stable.
Specifically, the connecting piece is equipped with the confession the through-hole that the cable passed through, the connecting piece is equipped with the gravity piece, the tie point of drawing the piece is located the through-hole with between the gravity piece. Because the traction piece is connected to the connecting piece, and the cable is led out to one side of the traction piece through the through hole, the traction piece and the cable can interfere with each other during operation, and therefore, the gravity center of the connecting piece moves downwards through the gravity block, the connecting piece is kept stable, the cable is always positioned above the traction piece, the traction piece is prevented from interfering the transmission of the cable, and the operation stability is effectively improved.
Preferably, one end of the traction part, which is far away from the guide frame, is provided with a bearing seat for placing a weight distribution block. Can conveniently place or take out through setting up the bearing seat the balancing weight improves the convenience of using.
Preferably, the traction element is a chain and the traction wheel is a sprocket. Through the chain with the cooperation of sprocket, can prevent take place to skid between traction element and the traction wheel, guarantee the balancing weight to the leading truck provides stable pulling force to improve the stability of operation.
Preferably, the guide frame is provided with a guide wheel, the support is provided with a guide rail, and the guide wheel is arranged on the guide rail in a rolling manner. Through leading wheel with the cooperation of guide rail, can be so that the leading truck can slide steadily on the support, improve operating stability.
Preferably, the rotary slide rail tension feedback device further includes a first wire passing roller disposed on the bracket and located in front of the first wire passing wheel set. The first wire passing roller is arranged, so that a cable can stably and accurately enter the first wire passing wheel set, and the stability of cable conveying is ensured.
Preferably, the rotary slide rail tension feedback device further comprises a second wire passing roller, and the second wire passing roller is arranged on the guide frame and behind the second wire passing wheel set. The second wire passing roller is arranged, so that the cable can be stably output, and the stability of cable conveying is ensured.
Drawings
Fig. 1 is a perspective view of the rotary slide rail tension feedback device of the present invention.
Fig. 2 is a side view of the rotary slide rail tension feedback device of the present invention.
Fig. 3 is a top view of the rotary slide rail tension feedback device of the present invention.
Fig. 4 is an axial sectional view of the rotary slide rail tension feedback device of the present invention.
Detailed Description
In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
As shown in fig. 1 to 4, the rotary slide rail tension feedback device 100 of the present invention is used for providing tension to the cable 200, and can automatically control the paying-off speed of the paying-off motor, so that the tension of the cable 200 in the conveying process is kept constant. The rotary slide rail tension feedback device 100 comprises a support 1, a first wire passing wheel group 2, a second wire passing wheel group 3, a guide frame 4, a traction piece 5, a traction wheel 6, a seat body 7, a balancing weight 8 and a potentiometer 9; the first wire passing wheel set 2 is pivoted on the support 1, the second wire passing wheel set 3 is pivoted on the guide frame 4, and the cable enters from one end of the support 1 and is output from the other end of the support 1 after surrounding the first wire passing wheel set 2 and the second wire passing wheel set 3; the guide frame 4 is arranged on the bracket 1 in a sliding manner along the conveying direction of the cable; the traction wheel 6 is pivoted on the seat body 7; one end of the traction piece 5 is connected with the guide movable bracket 1, and the other end of the traction piece bypasses the traction wheel 6 and is connected with the balancing weight 8; the balancing weight 8 tensions the second wire passing wheel group 3 through the traction piece 5 with a certain tension; the potentiometer 9 is disposed on the base 7 and connected to the rotating shaft of the traction wheel 6, so as to output a voltage to control the unwinding speed of the unwinding motor through the rotation of the traction wheel 6, so that the cable 200 is conveyed with a constant tension. The traction piece 5 is a chain, and the traction wheel 6 is a chain wheel. Through the chain with the cooperation of sprocket, can prevent take place to skid between traction element 5 and the traction wheel 6, guarantee balancing weight 8 to leading truck 4 provides stable pulling force, thereby improves the stability of operation.
Referring to fig. 1 and 2, the bracket 1 includes a front plate 11, a rear plate 12, and four support rods 13 connected between the front plate 11 and the rear plate 12 and uniformly arranged, wherein the support rods 13 are disposed in parallel and extend in the same direction as the conveying direction of the cable. The central axes of the front plate 11 and the rear plate 12 are provided with central holes 14 penetrating through both sides thereof for cables to pass through. A pivoting frame 10 is arranged at one end of the support 1 close to the front plate 11, and the first wire passing wheel set 2 is pivoted to the pivoting frame 10, and a pivoting shaft is perpendicular to the conveying direction of the cable 200.
Referring to fig. 1, the guide frame 4 includes a bottom plate 41 and a pair of symmetrically disposed connecting rods 42, the second wire passing wheel set 3 is pivotally connected between the ends of the two connecting rods 42, and the pivotal axis is perpendicular to the conveying direction of the cable. The guide frame 4 is provided with guide wheels 43, the support 1 is provided with guide rails, and the guide wheels 43 are arranged on the guide rails in a rolling manner. Specifically, the guide wheels 43 are pivoted to the upper side and the lower side of each connecting rod 42 through a frame body, guide grooves are formed in the wheel surfaces of the guide wheels 43, the cross sections of the guide grooves are arc-shaped, each supporting rod 13 of the support 1 is cylindrical and can serve as a guide rail, and the guide wheels 43 and the guide rails are in rolling fit through the guide grooves and the cylindrical surfaces of the supporting rods 13, so that the guide frame 4 can stably slide on the support 1, and the operation stability is improved.
Referring to fig. 1 and 4, one end of the bracket 1 is provided with a guide sleeve 14, the guide frame 4 is provided with a guide rod 44, and the guide rod 44 is connected to the bottom plate 41; the guide rod 44 is slidably sleeved in the guide sleeve 14. A linear bearing is arranged between the guide sleeve 14 and the guide rod 44. By matching the guide sleeve 14 with the guide rod 44, the guide frame 4 can be stably and smoothly matched with the support 1, and the stability and accuracy of operation are improved. The guide rod 44 is provided with a guide hole 441 for passing the cable 200 in the center axis direction. In this way, the cable 200 can be conveyed forward along the guide hole 441 after passing through the second cable passing wheel set 3 and the guide frame 4, and the guide rod 44 not only serves as a guide component of the guide frame 4, but also serves as a guide component of the cable, thereby preventing other parts from influencing the output of the cable and improving the compactness and stability of the structure.
Referring to fig. 1 and 4, a connecting member 45 is disposed at one end of the guide rod 44, the guide rod 44 is connected to the connecting member 45 through a bearing, and the connecting member 45 is connected to the traction member 5. Since the guide rod 44 is connected to the guide frame 4, and the guide frame 4 rotates along with the rotation of the support 1 during the cable transportation process, by providing the connecting member 45 and connecting the guide rod 44 and the connecting member 45 together by using a bearing, the guide rod 44 can be connected to the traction member 5 through the connecting member 45 to effectively transmit the pulling force, and the guide rod 44 can rotate by using the function of the bearing without driving the traction member 5 to rotate through the connecting member 45, so that the traction member 5 and the counterweight 8 are more stable. The connecting piece 45 is provided with a through hole 451 for the cable 200 to pass through, the connecting piece 45 is provided with a gravity block 452, and the connecting point of the traction piece 5 is positioned between the through hole 451 and the gravity block 452. Because the traction piece 5 is connected to the connecting piece 45, and the cable 200 is led out to one side of the traction piece 5 through the through hole 451, the two parts may interfere with each other during operation, therefore, the gravity block 452 is arranged to move the gravity center of the connecting piece 45 downwards, so that the connecting piece 45 is kept stable, the cable 200 is always positioned above the traction piece 5, the traction piece 5 is prevented from interfering the transmission of the cable, and the operation stability is effectively improved.
As shown in fig. 4, the end of the traction member 5 away from the guide frame 4 is provided with a load bearing seat 110 for placing the weight 8. The base 7 extends out of the guide rod 71, and the bearing base 110 is slidably sleeved with the guide rod 71, so that the bearing base 110 is more stable. The counterweight block 8 can be conveniently placed or taken out by arranging the bearing seat 110, and the use convenience is improved.
As shown in fig. 1 and fig. 4, the rotary slide rail tension feedback device 100 further includes a first wire passing roller 120, and the first wire passing roller 120 is disposed on the bracket 1 and in front of the first wire passing wheel set 2. The rotary slide rail tension feedback device 100 further includes a second wire passing roller 130, and the second wire passing roller 130 is disposed on the guide frame 4 and behind the second wire passing wheel set 3. The first wire-passing roller 120 and the second wire-passing roller 130 are arranged, so that cables can be stably output, and the stability of cable transmission is ensured.
With the above and with reference to fig. 4, the working principle of the rotary slide rail tension feedback device 100 of the present invention is described in detail as follows:
the pay-off motor is arranged at one end of the support 1, which is located on the front plate 11, and before working, the rotary slide rail tension feedback device 100 is threaded. Specifically, the cable 200 of the pay-off motor is led out, led to the first wire passing roller 120 from the central hole of the front plate 11, then wound around the first wire passing roller 120 and the second wire passing roller 130, led out from the second wire passing roller 130, and passed through the guide hole 441 of the guide rod 44, and then the cable is conveyed to other equipment through the lead-out hole on the seat body 7.
During operation, according to the required tension of cable 200 transport place corresponding balancing weight 8 on bearing seat 110, the unwrapping wire motor starts, and the pay-off reel is paid out cable 200, and then, cable 200 is carried forward with certain tension. Along with pay off reel cable 200 is littleer and smaller, twines the 200 lengths of single-turn cable on the pay off reel and is shorter and shorter, and unwrapping wire speed becomes slow, and the tension grow of cable 200, but balancing weight 8 is unchangeable, consequently, the second is crossed line wheelset 3 and can be acted by force to first 2 directions of crossing line wheelset remove, thereby drive leading truck 4, guide bar 44 and traction element 5 remove. The traction piece 5 drives the traction wheel 6 to rotate, the potentiometer 9 detects the rotating angle of the traction wheel 6 and then converts the rotating angle into an electric signal to feed back the electric signal to the control system, and the control system controls the paying-off motor to accelerate the paying-off speed according to the signal fed back by the potentiometer 9, so that the conveying speed of the cable 200 is adjusted in time. Along with the output speed of the cable 200 is increased, the second wire passing wheel group 3 is slowly moved and reset, and finally is kept at the original specific position, the tension of the cable 200 is slowly reduced to the original level which keeps balance with the gravity of the counterweight block 8, and therefore the constant tension of the cable 200 can be kept in the conveying process through automatic adjustment of the paying-off speed.
Compared with the prior art, the utility model discloses a with the second cross line wheelset 3 pin joint in on the leading truck 4, and make the leading truck 4 set up on the support 1 with sliding, make the second cross line wheelset 3 can be relative the first cross line wheelset 2 displacement, therefore, through setting up pulling member 5, traction wheel 6, make the pulling member 5 connect on the leading truck 4, and bypass behind the traction wheel 6 with the balancing weight 8 is connected, thus can make the balancing weight 8 provide a pulling force to the second cross line wheelset 3, when cable 200 surrounds in the first cross line wheelset 2 and second cross line wheelset 3, this pulling force can strain the cable, and then make cable 200 carry with certain tension; in addition, the potentiometer 9 is connected to the traction wheel 6, so that the potentiometer 9 can detect the rotation angle of the traction wheel 6 and further detect the displacement of the second wire passing wheel set 3, and therefore the displacement can be timely fed back to a control system, the wire releasing speed of a wire releasing motor is controlled through the control system, the tension of the cable is kept consistent with the tension of the counterweight block 8, the second wire passing wheel set 3 can stably rotate, and the purpose of conveying the cable 200 with constant tension is achieved. Therefore, the utility model discloses rotatory slide rail tension repayment device 100 exports stable, accurate tension, and simple structure effectively guarantees the stability of unwrapping wire.
The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.
Claims (10)
1. The utility model provides a rotary sliding rail tension feedback device for provide tension to the cable, its characterized in that: comprises a bracket, a first wire passing wheel group, a second wire passing wheel group, a guide frame, a traction piece, a traction wheel, a seat body, a balancing weight and a potentiometer; the first wire passing wheel set is pivoted on the bracket, and the second wire passing wheel set is pivoted on the guide frame, so that the cable enters from one end of the bracket and is output from the other end of the bracket after surrounding the first wire passing wheel set and the second wire passing wheel set; the guide frame is arranged on the bracket in a sliding manner along the conveying direction of the cable; the traction wheel is pivoted on the seat body; one end of the traction piece is connected with the guide movable support, and the other end of the traction piece bypasses the traction wheel and is connected with the balancing weight; the potentiometer is arranged on the seat body and connected with the traction wheel so as to output voltage to control the paying-off speed of the paying-off motor through the rotation of the traction wheel, and therefore the cable is conveyed with constant tension.
2. The rotary slide tension feedback device of claim 1, wherein: one end of the support is provided with a guide sleeve, the guide frame is provided with a guide rod, and the guide rod is sleeved in the guide sleeve in a sliding manner.
3. The rotary slide tension feedback device of claim 2, wherein: the guide rod is provided with a guide hole for the cable to pass through along the direction of the central shaft.
4. The feedback device as claimed in claim 3, wherein: one end of the guide rod is provided with a connecting piece, the guide rod is connected with the connecting piece through a bearing, and the connecting piece is connected with the traction piece.
5. The feedback device as claimed in claim 4, wherein: the connecting piece is equipped with the confession the through-hole that the cable passed through, the connecting piece is equipped with the gravity piece, the tie point that pulls is located the through-hole with between the gravity piece.
6. The rotary slide tension feedback device of claim 1, wherein: one end of the traction piece, which is far away from the guide frame, is provided with a bearing seat for placing a counterweight block.
7. The rotary slide tension feedback device of claim 1, wherein: the traction piece is a chain, and the traction wheel is a chain wheel.
8. The rotary slide tension feedback device of claim 1, wherein: the guide frame is provided with a guide wheel, the support is provided with a guide rail, and the guide wheel is arranged on the guide rail in a rolling manner.
9. The feedback device as claimed in claim 1, wherein: the rotary slide rail tension feedback device further comprises a first wire passing roller, and the first wire passing roller is arranged on the support and located in front of the first wire passing wheel set.
10. The rotary slide tension feedback device of claim 1, wherein: the rotary slide rail tension feedback device further comprises a second wire passing roller, and the second wire passing roller is arranged on the guide frame and is positioned behind the second wire passing wheel set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222117204.6U CN217947226U (en) | 2022-08-11 | 2022-08-11 | Rotary slide rail tension feedback device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222117204.6U CN217947226U (en) | 2022-08-11 | 2022-08-11 | Rotary slide rail tension feedback device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217947226U true CN217947226U (en) | 2022-12-02 |
Family
ID=84225645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222117204.6U Active CN217947226U (en) | 2022-08-11 | 2022-08-11 | Rotary slide rail tension feedback device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217947226U (en) |
-
2022
- 2022-08-11 CN CN202222117204.6U patent/CN217947226U/en active Active
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