CN219362837U

CN219362837U - Extruder wire tensioning device

Info

Publication number: CN219362837U
Application number: CN202320893977.5U
Authority: CN
Inventors: 郦春祥
Original assignee: Hangzhou Kaixiang Plastic Industry Co ltd
Current assignee: Hangzhou Kaixiang Plastic Industry Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-07-18
Anticipated expiration: 2033-04-14

Abstract

The utility model provides an extruder wire tensioning device which comprises a frame, a first tensioning wheel rotatably connected to the frame, a second tensioning wheel arranged in parallel with the first tensioning wheel, a connecting component for linking the first tensioning wheel and the second tensioning wheel to synchronously rotate, and a power mechanism arranged on the frame and linked with the first tensioning wheel to drive the first tensioning wheel to rotate, wherein a compression wheel matched with the second tensioning wheel and capable of clamping the side face of the wire is further arranged on the upper side of the second tensioning wheel, and the wire is wound on the first tensioning wheel and the second tensioning wheel in a 8 shape. According to the utility model, when the wire is wound on the first tension wheel and the second tension wheel, the rotation of the two tension wheels is matched, so that the wire tensioning effect is better, and the wire can be pulled by the cooperation of the compression wheel and the second tension wheel, so that the wire is conveyed more conveniently, and the tensioning effect of the wire can be further improved.

Description

Extruder wire tensioning device

Technical Field

The utility model relates to the technical field of extruder processing equipment, in particular to an extruder wire tensioning device.

Background

Nowadays, when producing cables, a cable extruder is often used to insulate the cable core, and when the cable extruder is operated, the cable needs to maintain a certain tension, so that two tension pulleys are generally arranged on a cable storage rack for the cable, so that the cable can maintain a certain tension when being conveyed.

At present, chinese patent publication No. CN215710613U discloses a tension tensioner of an extruder production line wire storage rack, which comprises a base, fixedly connected with support frame on the base, and rotate on the support frame and be provided with the wire storage roller, be provided with on the support frame with wire storage roller matched with actuating mechanism, the cavity has been seted up on the base, and set up on the base with cavity matched with opening spout, sliding connection has two cavity slides on the opening spout.

Although this kind of tension tensioning device can adjust the tension to the wire rod through adjusting the position of two take-up pulleys, does not have the extra power supply that sets up on the take-up pulley in the device, and the take-up pulley can only roll through the kinetic energy of wire rod self transportation in-process to lead to the take-up pulley when tensioning the wire rod, be inconvenient for the transportation of wire rod, tensioning effect is poor simultaneously.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an extruder wire tensioning device, which is used for solving the problem of poor tensioning effect caused by the fact that a tensioning wheel cannot rotate automatically in the prior art.

In order to achieve the above and other related objects, the utility model provides an extruder wire tensioning device, which comprises a frame, a first tensioning wheel rotatably connected to the frame, a second tensioning wheel arranged in parallel with the first tensioning wheel, a connecting component for linking the first tensioning wheel and the second tensioning wheel to synchronously rotate, and a power mechanism arranged on the frame and linked with the first tensioning wheel to drive the first tensioning wheel to rotate, wherein the upper side of the second tensioning wheel is also provided with a compression wheel which is matched with the second tensioning wheel and can clamp the side surface of the wire, and the wire is wound on the first tensioning wheel and the second tensioning wheel in a 8 shape.

Through adopting above-mentioned technical scheme, can make first take-up pulley rotation through power unit, cooperation coupling assembling makes the second take-up pulley can rotate in step with first take-up pulley moreover, thereby can make wire rod tensioning effect better when wire rod winds and locates first take-up pulley and second take-up pulley, utilize the cooperation of tight pulley and second take-up pulley moreover, can play the effect of traction to the wire rod, more do benefit to the transportation of wire rod, the wire rod adopts 8 font winding mode cooperation two take-up pulleys simultaneously, can make the reciprocal winding of wire rod between two take-up pulleys, can further improve the tensioning effect of wire rod.

In an embodiment of the utility model, the connecting assembly includes a first rotating shaft disposed at an axis of the first tensioning wheel, a second rotating shaft disposed at an axis of the second tensioning wheel, two synchronizing wheels disposed on the first rotating shaft and the second rotating shaft respectively, and a synchronous belt connecting the two synchronizing wheels for rotation.

Through adopting above-mentioned technical scheme, through adopting the cooperation mode of synchronizing wheel and hold-in range, when can guaranteeing that first pivot and second pivot are rotatory, the rotational speed is the same, and then guarantees that first take-up pulley and second take-up pulley can synchronous rotation, adopts the mode of hold-in range moreover, and the structure is compacter, and the transmission is more accurate, also is convenient for the maintenance in later stage.

In an embodiment of the utility model, the power mechanism comprises a driving motor arranged at the bottom side of the frame, a transmission shaft which is parallel to the axis of the first rotating shaft and is rotationally connected with the frame, a first speed reduction assembly which links the driving motor with the rotating shaft and reduces the output rotating speed of the driving motor, and a second speed reduction assembly which links the transmission shaft with the first rotating shaft and reduces the output rotating speed of the transmission shaft.

Through adopting above-mentioned technical scheme, adopt driving motor to drive first take-up pulley motion as the power supply, still can carry out the second grade speed reduction to driving motor through first speed reduction subassembly and second speed reduction subassembly simultaneously, and then more be convenient for to the control of first take-up pulley rotational speed to and can also reduce the operation requirement to driving motor.

In an embodiment of the utility model, the first speed reducing assembly includes a first belt wheel fixedly arranged at an output end of the driving motor, a second belt wheel fixedly arranged on the transmission shaft, and a first connecting belt connecting the first belt wheel and the second belt wheel, wherein a gear of the second belt wheel is larger than the first belt wheel.

Through adopting above-mentioned technical scheme, through the cooperation of first band pulley, second band pulley and first connecting band, can pass through the transmission ratio of driving motor's power with first band pulley and second band pulley and transmit on the transmission shaft, utilize the gear of second band pulley to be greater than the tooth number of first band pulley and then realize the transmission speed reduction, adopt the belt drive mode moreover, the transmission is more effective accurate.

In an embodiment of the present utility model, the second speed reducing assembly includes a third belt wheel fixedly disposed on the transmission shaft, a fourth belt wheel fixedly disposed on the first rotating shaft, and a second connecting belt connecting the third belt wheel and the fourth belt wheel, wherein the number of teeth of the fourth belt wheel is greater than that of the third belt wheel, and the gear of the third belt wheel is smaller than that of the second belt wheel.

Through adopting above-mentioned technical scheme, through the cooperation of third band pulley, fourth band pulley and second connecting band, can make in the power transmission's of transmission shaft first pivot, still can pass through the gear ratio of third band pulley and fourth band pulley simultaneously, and then reduce the output rotational speed of transmission shaft, make the rotational speed of first pivot be less than the rotational speed of transmission shaft, the number of teeth of third band pulley is less than the second band pulley moreover, can make overall structure compacter, more be convenient for install.

In an embodiment of the utility model, a pressing adjusting assembly capable of enabling the pressing wheel to move along the horizontal direction and used for adjusting the distance between the circle centers of the pressing wheel and the second tensioning wheel is further arranged on the frame, and the pressing adjusting assembly comprises a mounting plate, a third rotating shaft, a strip-shaped groove and a first fastening nut, wherein the mounting plate is arranged on the frame and used for mounting the pressing wheel, the third rotating shaft is arranged along the axis of the pressing wheel, the strip-shaped groove is arranged on the mounting plate and is in sliding connection with the third rotating shaft along the horizontal direction, and the first fastening nut is arranged on the third rotating shaft and in threaded fit with the third rotating shaft and can be used for fixedly connecting the third rotating shaft and the mounting plate.

Through adopting above-mentioned technical scheme, can be through compressing tightly adjusting part, adjust the centre of a circle interval of pinch roller and second take-up pulley, and then can adjust the clearance between the two sides to can make pinch roller adaptation in the wire rod of different models, size, can adjust to it, the direction of compressing tightly of the wire rod of being convenient for more also can cooperate two take-up pulleys, further improves the tensioning effect of wire rod.

In an embodiment of the utility model, a guide wheel for guiding the wire into the first compression wheel is further arranged on the frame, the guide wheel is arranged on the other side of the first tension wheel relative to the second tension wheel, and a height adjusting component capable of enabling the guide wheel to slide along the vertical direction to adjust the height of the guide wheel is further arranged on the frame.

Through adopting above-mentioned technical scheme, through setting up the leading wheel, can be convenient for the wire rod input more to two take-up pulleys on, can adjust the input height of wire rod through high adjusting part moreover, and then better cooperation wire rod twines on two take-up pulleys, makes the tensioning effect of wire rod better.

In an embodiment of the utility model, the height adjusting assembly comprises a fourth rotating shaft arranged at the axis of the guide wheel, an adjusting groove slidingly connected with the fourth rotating shaft along the vertical direction, and a second fastening nut which is in threaded connection with the fourth rotating shaft and is used for fixedly connecting the fourth rotating shaft with the frame.

Through adopting above-mentioned technical scheme, can make the leading wheel slide along the adjustment tank under the drive of fourth pivot to fix through second fastening nut, can make its altitude mixture control more free, adjustment mode is simple swift moreover.

In an embodiment of the utility model, the first tensioning wheel and the second tensioning wheel are arranged along the same vertical plane and are both positioned at one side of the frame, the first rotating shaft and the second rotating shaft are both connected to the frame through bearing seats in a rotating way, and two bearing seats are arranged on the first rotating shaft and the second rotating shaft.

Through adopting above-mentioned technical scheme, support first pivot and second pivot through setting up a plurality of bearing frames, can make the holding power of two pivots bigger, the focus is more stable, stability when improving the wire rod tensioning can also improve the bearing capacity of two take-up pulley wires.

As described above, the extruder wire tensioning device of the present utility model has the following advantageous effects: can make first take-up pulley rotation through power unit, cooperation coupling assembling makes the second take-up pulley can rotate with first take-up pulley is synchronous moreover, thereby can make wire rod tensioning effect better when wire rod winds and locates first take-up pulley and second take-up pulley, utilize the cooperation of tight pulley and second take-up pulley moreover, can play the effect of traction to the wire rod, more do benefit to the transportation of wire rod, the wire rod adopts 8 font winding mode cooperation two take-up pulleys simultaneously, can make the reciprocal winding of wire rod between two take-up pulleys, can further improve the tensioning effect of wire rod.

Drawings

FIG. 1 is a schematic view of the overall structure disclosed in an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a power mechanism disclosed in an embodiment of the present utility model;

fig. 3 is a schematic view showing the structure of the compression adjustment assembly disclosed in the embodiment of the present utility model.

Description of element reference numerals

1. A frame; 2. a first tensioning wheel; 3. a second tensioning wheel; 4. a power mechanism; 5. a driving motor; 6. a transmission shaft; 7. a first deceleration assembly; 8. a second deceleration assembly; 9. a first pulley; 10. a second pulley; 11. a first connecting band; 12. a third pulley; 13. a fourth pulley; 14. a second connecting band; 15. a connection assembly; 16. a first rotating shaft; 17. a second rotating shaft; 18. a synchronizing wheel; 19. a synchronous belt; 20. a pinch roller; 21. a compression adjustment assembly; 22. a mounting plate; 23. a bar-shaped groove; 24. a third rotating shaft; 25. a first fastening nut; 26. a guide wheel; 27. a height adjustment assembly; 28. a fourth rotating shaft; 29. an adjustment tank; 30. and a second fastening nut.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

Please refer to fig. 1 to 3. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or otherwise, used in the practice of the utility model, are not intended to be critical to the essential characteristics of the utility model, but are intended to fall within the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

As shown in fig. 1, the utility model provides an extruder wire tensioning device, which comprises a frame 1, a first tensioning wheel 2 rotatably connected to the frame 1, and a second tensioning wheel 3 parallel to the first tensioning wheel 2, wherein the first tensioning wheel 2 and the second tensioning wheel 3 are arranged on one side of the frame 1 and are positioned in the same vertical plane, the axes of the first tensioning wheel 2 and the second tensioning wheel 3 are positioned at the same height, the sizes and the shapes of the first tensioning wheel 2 and the second tensioning wheel 3 are the same, a first rotating shaft 16 and a second rotating shaft 17 are rotatably connected to the frame 1 through bearing seats, and the first rotating shaft 16 and the second rotating shaft 17 are connected with the frame 1 through two bearing seats.

The wire rod can pass through the upper side of the first tensioning wheel 2 firstly, then is wound on the second tensioning wheel 3 from the lower side of the second tensioning wheel 3, then is wound out from the upper side of the second tensioning wheel 3, enters into the lower side of the first tensioning wheel 2, then is wound out from the upper side of the first tensioning wheel 2 and enters into the lower side of the second tensioning wheel 3, so that the wire rod reciprocates, and can be wound between the first tensioning wheel 2 and the second tensioning wheel 3 in a 8 shape, and finally leaves from the upper side of the second tensioning wheel 3.

The frame 1 is also provided with a power mechanism 4 capable of driving the first tensioning wheel 2 to rotate, and the power mechanism 4 comprises a driving motor 5 arranged at the bottom side of the frame 1, a transmission shaft 6 which is parallel to the axis of the first rotating shaft 16 and is rotatably connected to the frame 1, a first speed reduction assembly 7 which links the driving motor 5 with the rotating shaft and reduces the output rotating speed of the driving motor 5, and a second speed reduction assembly 8 which links the transmission shaft 6 with the first rotating shaft 16 and reduces the output rotating speed of the transmission shaft 6.

As shown in fig. 2, the first speed reducing assembly 7 includes a first belt wheel 9 fixedly disposed at the output end of the driving motor 5, a second belt wheel 10 fixedly disposed on the transmission shaft 6, and a first connecting belt 11 connecting the first belt wheel 9 and the second belt wheel 10, wherein the gear of the second belt wheel 10 is larger than the first belt wheel 9, and when the output end of the driving motor 5 works, the first belt wheel 9 drives the second belt wheel 10 to rotate under the transmission of the first connecting belt 11, and the speed is reduced through the gear ratio of the first belt wheel 9 and the second belt wheel 10, so that the transmission shaft 6 rotates.

The second speed reducing assembly 8 comprises a third belt pulley 12 fixedly arranged on the transmission shaft 6, a fourth belt pulley 13 fixedly arranged on the first rotating shaft 16 and a second connecting belt 14 for connecting the third belt pulley 12 and the fourth belt pulley 13, the number of teeth of the fourth belt pulley 13 is larger than that of the third belt pulley 12, the gear of the third belt pulley 12 is smaller than that of the second belt pulley 10, after the rotation shaft rotates, the third belt pulley 12 can drive the fourth belt pulley 13 to rotate under the connection of the second connecting belt 14, the rotation speed of the transmission shaft 6 is further reduced through the gear ratio of the third belt pulley 12 and the fourth belt pulley 13, the two-stage speed reduction is achieved, and the rotation of the first tensioning wheel 2 is achieved.

The frame 1 is also provided with a connecting component 15 for linking the first tensioning wheel 2 with the second tensioning wheel 3 to enable the second tensioning wheel 3 to rotate synchronously with the first tensioning wheel 2, and the connecting component 15 comprises a first rotating shaft 16 arranged at the axis of the first tensioning wheel 2, a second rotating shaft 17 arranged at the axis of the second tensioning wheel 3, two synchronizing wheels 18 respectively arranged on the first rotating shaft 16 and the second rotating shaft 17, and a synchronous belt 19 for connecting the rotation of the two synchronizing wheels 18.

The first rotating shaft 16 is fixedly connected with the first tensioning wheel 2, the second rotating shaft 17 is fixedly connected with the second tensioning wheel 3, when the first rotating shaft 16 rotates under the driving of the power mechanism 4, the first rotating power can be synchronously transmitted to the second rotating shaft 17 through the cooperation of the synchronous wheel 18 and the synchronous belt 19, the synchronous rotation of the second rotating shaft 17 and the first rotating shaft 16 can be realized, and the rotation speed and the rotation direction of the first rotating shaft 16 and the second rotating shaft 17 are kept consistent.

As shown in fig. 3, the frame 1 is further provided with a pinch roller 20 that can cooperate with the second tension roller 3 to extrude the wire rod side to pull the wire rod to move along the movement direction, the pinch roller 20 is located at the upper side of the second tension roller 3, the wire rod passes through the space between the second tension roller 3 and the pinch roller 20, the second tension roller 3 cooperates with the pinch roller 20 to respectively abut against the upper side and the lower side of the wire rod, and when the second tension roller 3 rotates, the second tension roller 3 can pull the wire rod to move under the action of friction force.

The frame 1 is further provided with a compaction adjusting assembly 21 which can enable the compaction wheel 20 to displace along the horizontal direction and is used for adjusting the circle center distance between the compaction wheel 20 and the second tensioning wheel 3, the compaction adjusting assembly 21 comprises a mounting plate 22 which is arranged on the frame 1 and is used for mounting the compaction wheel 20, a third rotating shaft 24 which is arranged along the axis of the compaction wheel 20, a strip-shaped groove 23 which is arranged on the mounting plate 22 and is connected with the third rotating shaft 24 in a sliding manner along the horizontal direction, and a first fastening nut 25 which is arranged on the third rotating shaft 24 and is in threaded fit with the first fastening nut 25 and can be used for fixedly connecting the third rotating shaft 24 with the mounting plate 22, and the compaction wheel 20 is rotationally connected with the third rotating shaft 24 around the axis of the third rotating shaft 24.

During installation, the first fastening nut 25 can be unscrewed, so that the third rotating shaft 24 can slide along the strip-shaped groove 23, the circle center distance between the compression wheel 20 and the second tensioning wheel 3 is adjusted, the gap between the compression wheel 20 and the second tensioning wheel is adjusted, and when the circle center of the compression wheel 20 is located right above the circle center of the second tensioning wheel 3, the gap between the compression wheel 20 and the second tensioning wheel is minimized, so that the compression wheel is applicable to wires with different sizes.

The frame 1 is also provided with a guide wheel 26 for guiding the wire into the first compression wheel 20, the guide wheel 26 is arranged on the other side of the first tension wheel 2 relative to the second tension wheel 3, and the wire can be guided into the input direction of the wire through the guide wheel 26 before entering into the upper side of the first tension wheel 2.

The machine frame 1 is further provided with a height adjusting assembly 27 which enables the guide wheel 26 to slide along the vertical direction to adjust the height of the guide wheel 26, the height adjusting assembly 27 comprises a fourth rotating shaft 28 arranged at the axis of the guide wheel 26, an adjusting groove 29 which is connected with the fourth rotating shaft 28 in a sliding manner along the vertical direction, and a second fastening nut 30 which is connected with the fourth rotating shaft 28 in a threaded manner and is used for fixedly connecting the fourth rotating shaft 28 with the machine frame 1, and the guide wheel 26 is connected with the fourth rotating shaft 28 in a rotating manner around the axis of the fourth rotating shaft 28.

When the guide wheel 26 is mounted, the second fastening nut 30 can be unscrewed, the fourth rotating shaft 28 can slide along the adjusting groove 29, and after the guide wheel is adjusted to a required height, the second fastening nut 30 is screwed, so that the height of the guide wheel 26 is adjusted.

In summary, the present utility model effectively overcomes the disadvantages of the prior art and has high industrial utility value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. The utility model provides an extruder wire rod overspeed device tensioner, its characterized in that includes the frame, rotates the first take-up pulley of connection in the frame and with the second take-up pulley of first take-up pulley parallel arrangement, still be provided with the first take-up pulley of linkage and the synchronous pivoted coupling assembling of second take-up pulley and set up in the frame with the rotatory power unit of first take-up pulley linkage drive, the frame still is provided with the tight pulley of clamp that can extrude wire rod side traction wire rod motion with the cooperation of second take-up pulley, the wire rod is 8 font winding in first take-up pulley and second take-up pulley.

2. The extruder wire tensioning apparatus of claim 1, wherein: the connecting assembly comprises a first rotating shaft arranged at the axis of the first tensioning wheel, a second rotating shaft arranged at the axis of the second tensioning wheel, two synchronizing wheels respectively arranged on the first rotating shaft and the second rotating shaft, and a synchronous belt for connecting the two synchronizing wheels to rotate.

3. The extruder wire tensioning apparatus of claim 2, wherein: the power mechanism comprises a driving motor arranged at the bottom side of the frame, a transmission shaft which is parallel to the axis of the first rotating shaft and is rotationally connected to the frame, a first speed reduction assembly which is used for linking the driving motor with the rotating shaft and reducing the output rotating speed of the driving motor, and a second speed reduction assembly which is used for linking the transmission shaft with the first rotating shaft and reducing the output rotating speed of the transmission shaft.

4. An extruder wire tensioning apparatus according to claim 3, wherein: the first speed reduction assembly comprises a first belt wheel fixedly arranged at the output end of the driving motor, a second belt wheel fixedly arranged on the transmission shaft and a first connecting belt for connecting the first belt wheel and the second belt wheel, and the gear of the second belt wheel is larger than the first belt wheel.

5. The extruder wire tensioning apparatus of claim 4, wherein: the second speed reducing assembly comprises a third belt wheel fixedly arranged on the transmission shaft, a fourth belt wheel fixedly arranged on the first rotating shaft and a second connecting belt for connecting the third belt wheel and the fourth belt wheel, the number of teeth of the fourth belt wheel is larger than that of the third belt wheel, and the gear of the third belt wheel is smaller than that of the second belt wheel.

6. The extruder wire tensioning apparatus of claim 1, wherein: the machine frame is also provided with a compaction adjusting assembly capable of enabling the compaction wheel to displace along the horizontal direction and adjusting the circle center distance between the compaction wheel and the second tensioning wheel, and the compaction adjusting assembly comprises a mounting plate, a third rotating shaft, a strip-shaped groove and a first fastening nut, wherein the mounting plate is arranged on the machine frame and used for mounting the compaction wheel, the third rotating shaft is arranged along the axis of the compaction wheel, the strip-shaped groove is arranged on the mounting plate and is connected with the third rotating shaft in a sliding manner along the horizontal direction, and the first fastening nut is arranged on the third rotating shaft and can be fixedly connected with the third rotating shaft and the mounting plate through threaded fit.

7. The extruder wire tensioning apparatus of claim 1, wherein: the machine frame is also provided with a guide wheel for guiding the wire into the first compression wheel, the guide wheel is arranged on the other side of the first tension wheel relative to the second tension wheel, and the machine frame is also provided with a height adjusting component capable of enabling the guide wheel to slide along the vertical direction to adjust the height of the guide wheel.

8. The extruder wire tensioning apparatus of claim 7, wherein: the height adjusting assembly comprises a fourth rotating shaft arranged at the axis of the guide wheel, an adjusting groove in sliding connection with the fourth rotating shaft along the vertical direction and a second fastening nut in threaded connection with the fourth rotating shaft and used for fixedly connecting the fourth rotating shaft with the frame.

9. The extruder wire tensioning apparatus of claim 2, wherein: the first tensioning wheel and the second tensioning wheel are arranged on one side of the frame along the same vertical plane, the first rotating shaft and the second rotating shaft are connected to the frame through bearing seats in a rotating mode, and two bearing seats are arranged on the first rotating shaft and the second rotating shaft.