Calendering equipment for wire production

Abstract

The utility model discloses calendering equipment for wire production. The calendering equipment comprises a rack, a calendering assembly, a tension adjusting assembly, a guide assembly and a cleaning assembly. The guide assembly comprises a front guide wheel unit, a rear wire guide wheel unit and a roller front guide unit; the cleaning assembly comprises a fixing plate, a cleaning scraping head and a collecting tank; according to the utility model, the cleaning assembly is arranged in front of the calendering rollers, so that various impurities attached to the surface of the electric wire can be effectively scraped, and the guide assembly is arranged, so that the electric wire to be calendered can be guided and prevented from twisting. In addition, in the overall structure, the tension adjusting assembly is arranged behind the calendering rollers, the wire outlet tension can be conveniently adjusted, the efficiency of follow-up rolling operation is improved, the distance between the calendering rollers can be conveniently adjusted through the handle, the calendering device is suitable for calendering operation of different sizes, and the production efficiency is improved. The angle iron units between the upper and lower calendering rollers can guarantee the superposition of the axes of the upper and lower calendering rollers so as to improve the calendering quality.

Description

Technical Field

[0001] The utility model relates to the technical field of wire production equipment, in particular to a calendering device for wire production. Background Art

[0002] A wire calendering device is a device specifically used for the production of wires and cables. It can calender metal materials into the required shapes to manufacture wires and cables.

[0003] During the processing procedures between calendering processes, wires may be contaminated with various impurities. If they cannot be removed during calendering, they will be pressed tightly on the wire surface during the calendering process, causing surface defects of the wires.

[0004] In addition, during the calendering of flat copper wires, sometimes secondary calendering of flat copper wires is involved. For example, if the copper wire twists when entering the calendering roller, it will seriously affect the calendering quality. Content of the Utility Model

[0005] The purpose of the utility model is to provide a calendering device for wire production to solve the problems existing in the prior art.

[0006] To achieve the above purpose, the technical solution of the utility model provides a calendering device for wire production, which includes a frame, a calendering component, a tension adjusting component, a guiding component, and a cleaning component; the calendering component, the tension adjusting component, the guiding component, and the cleaning component are arranged on the frame; the guiding component includes a front guiding wheel unit, a rear guiding wheel unit, and a pre-roll guiding unit; the front guiding wheel unit and the rear guiding wheel unit are arranged on both sides of the inlet and outlet of the calendering component; the pre-roll guiding unit includes a sliding base, a sliding block, a fixed guiding rod, and a movable guiding rod. The sliding block is arranged on the sliding base and can slide along the axis direction of the calendering roller. The fixed guiding rod is arranged on the upper part of the sliding block and is perpendicular to the axis direction of the calendering roller. A rotating guiding wheel is arranged at its end close to the calendering roller; the movable guiding rod is arranged parallel to the fixed guiding rod, and a rotating guiding wheel is arranged at its end close to the calendering roller.

[0007] Furthermore, the cleaning component includes a fixing plate, a cleaning scraping head, and a collecting groove; the fixing plate is detachably fixed to the sliding block, and the cleaning scraping head is detachably fixed to the fixing plate; a wire passing hole is arranged in the center of the cleaning scraping head, and the collecting groove is arranged on the frame below the cleaning scraping head.

[0008] Furthermore, the sliding base includes a sliding base frame, sliding rods, and a screw rod. The sliding base frame includes a bottom plate and vertical plates oppositely arranged on both sides of the bottom plate. The sliding rods and the screw rod are arranged on the vertical plates along the axis direction of the calendering roller. The screw rod is rotatably connected to the vertical plate, and one end passes through the vertical plate and is connected with a hand wheel. Through holes for the sliding rods to pass through and threaded holes for the screw rod to pass through are arranged on the sliding block.

[0009] Further, the movable guide rod includes a guide rod plate, with a rotating guide wheel provided at an end close to the calender roll and a guide groove provided at the other end. Guide grooves are also provided on the sliding block at a corresponding position below the guide groove, a guide block is provided in the guide groove, fixed through grooves are provided on both sides of the guide groove, and bolts pass through the fixed through grooves and are tightened to the sliding block.

[0010] Further, the calendering assembly includes a calendering bracket, an upper calender roll unit, a lower calender roll unit, an upper calender roll displacement unit, and a driving motor unit; the calendering bracket is fixed on the frame, the lower calender roll unit is fixed at the bottom of the calendering bracket, the lower calender roll unit is slidably arranged on the calendering bracket, and the upper part is connected to the upper calender roll displacement unit, and the upper calender roll displacement unit is arranged at the upper part of the calendering bracket.

[0011] Further, the upper calender roll unit and the lower calender roll unit include a calender roll support, a calender roll, and a rotating shaft. The rotating shaft is rotatably arranged on the calender roll support, and the calender roll is arranged on the rotating shaft; a sliding groove is provided on the side surface of the calender roll support, and a slideway block matched with the sliding groove is provided on the calendering bracket.

[0012] Further, the upper calender roll displacement unit includes a bottom box, a rotating handwheel, a rotating shaft, a plurality of worm rings, a plurality of worm wheels, a worm wheel fixing screw, and a fixing nut; the bottom box is fixed at the upper part of the calendering bracket, the rotating handwheel is arranged outside the bottom box, a rotating shaft is connected to the center thereof, both sides of the rotating shaft are rotatably arranged on the bottom box, one end extends out of the bottom box and is connected to the rotating handwheel, a plurality of worm rings are fixedly arranged outside the rotating shaft and are matched with the worm wheels, the center of the worm wheel is fixed with a worm wheel fixing screw, the lower part of the worm wheel fixing screw is matched with the fixing nut fixed at the bottom of the bottom box, and the worm wheel fixing screw passes through the fixing nut and is connected to the calender roll support of the upper calender roll unit.

[0013] Further, a plurality of angle iron units are provided between the opposite side surfaces of the upper calender roll unit and the lower calender roll unit. The angle iron unit includes grooves provided on the opposite side surfaces of the calender roll supports of the upper calender roll unit and the lower calender roll unit, and two angle irons arranged in the grooves. The two angle irons have the same shape, and the cross section is a right triangle, with the inclined surfaces facing each other; the length of the groove in the axial direction of the calender roll is greater than 1.5 - 2 times the length of the inclined surface of the angle iron, and the width is equal to the width of the angle iron. A threaded hole communicated with the groove is provided on the side surface of the calender roll support of the lower calender roll unit.

[0014] Further, the tension adjusting assembly is arranged on the frame and includes an upper wire guiding wheel unit, a lower guiding wheel unit, a lower rotating shaft plate, and a cylinder unit. The upper wire guiding wheel unit is fixed to the upper part of the frame. The lower guiding wheel unit is fixed to the end of the lower rotating shaft plate. The other end of the lower rotating shaft plate is hinged to the lower part of the frame. A groove is provided on the lower rotating shaft plate. The cylinder unit includes a cylinder and a slider. The top of the cylinder is hinged to the frame, and a slider is provided at the top of the piston rod of the cylinder. The slider is engaged with the groove of the lower rotating shaft plate.

[0015] Further, a limiting unit is arranged on the frame to limit the rotation position of the lower rotating shaft plate. The limiting unit includes an annular groove provided on the side plate of the frame and buffer blocks provided at both ends of the groove. The lower guiding wheel unit passes through the groove and is connected to the lower rotating shaft plate.

[0016] By providing a cleaning assembly in front of the calender roll, the present utility model can effectively scrape off various impurities adhering to the surface of the wire. Through the arrangement of the guiding assembly, the wire to be calendered can be guided to avoid twisting. Additionally, in the overall structure, a tension adjusting assembly is provided behind the calender roll, which can conveniently adjust the outgoing wire tension to improve the efficiency of subsequent winding operations. The distance between the calender rolls can be conveniently adjusted through the handle to be applicable to calendering operations of different sizes. The angle iron unit between the upper and lower calender rolls can ensure the coincidence of the axes of the upper and lower calender rolls to improve the calendering quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall solution of the present utility model.

[0018] Figure 2 is a partial schematic diagram of the calendering assembly area of the present utility model.

[0019] Figure 3 is a partial exploded schematic diagram of the calendering assembly area of the present utility model.

[0020] Figure 4 is a schematic diagram of the lower calender roll unit of the present utility model.

[0021] Figure 5 is a side schematic diagram of the tension adjusting assembly area of the present utility model

[0022] Figure 6 is an enlarged schematic diagram of the guiding assembly area of the present utility model

[0023] Figure 7 is an enlarged schematic diagram of the guiding assembly and the cleaning assembly of the present utility model DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the scope of protection of the present invention.

[0025] As shown in the attached Figure 1 figures, a calendering device for wire production according to the present invention includes a frame 1, a calendering assembly 2, a tension adjustment assembly 3, a guiding assembly 4, and a cleaning assembly 5.

[0026] The calendering assembly 2, the tension adjustment assembly 3, the guiding assembly 4, and the cleaning assembly 5 are arranged on the frame 1.

[0027] As shown in the attached Figure 1 、 2 figures 3 and 4, the calendering assembly 2 includes a calendering support 21, an upper calendering roll unit 23, a lower calendering roll unit 24, an upper calendering roll displacement unit 25, and a drive motor unit 26. The calendering support 21 is fixed on the frame 1, the lower calendering roll unit 24 is fixed at the bottom of the calendering support 21, the lower calendering roll unit 24 is slidably arranged on the calendering support 21, and the upper part is connected to the upper calendering roll displacement unit 25, and the upper calendering roll displacement unit 25 is arranged at the upper part of the calendering support 21.

[0028] The drive motor unit 26 includes common components such as a motor and a gearbox, and its output shaft is connected to the rotating shaft of the lower calendering roll unit 24.

[0029] The upper calendering roll unit 23 and the lower calendering roll unit 24 include a calendering roll support a1, a calendering roll a2, and a rotating shaft a3. The rotating shaft a3 is rotatably arranged on the calendering roll support a1, and the calendering roll a2 is arranged on the rotating shaft a3. Specifically, the calendering roll support a1 includes a base a11, two upper seats a12, and bearings arranged at the connection of the base a11 and the upper seats a12. The rotating shaft a3 is inserted into the bearings. The two upper seats a12 are oppositely arranged at both ends of the base a11, with a gap in the middle, and the calendering roll a2 is arranged in the above gap.

[0030] A sliding groove b is arranged on the side of the calendering roll support a1, which forms a sliding fit with the slide block 211 arranged on the calendering support 21 to support the up and down sliding of the upper calendering roll unit 23 and the positioning of the lower calendering roll unit 24.

[0031] The upper calendering roll displacement unit 25 includes a bottom box 251, a rotating handwheel 252, a rotating shaft 253, a plurality of worm rings 257, a plurality of worm wheels 254, a worm wheel fixing screw 255, and a fixing nut 256.

[0032] The bottom box 251 is fixed to the upper part of the rolling bracket 21. The rotating handwheel 252 is arranged outside the bottom box 251, and a rotating shaft 253 is connected to the center thereof. Both sides of the rotating shaft are rotatably arranged on the bottom box 251, and one end extends out of the bottom box 251 and is connected to the rotating handwheel 252. A number of worm rings 257 are fixedly arranged outside the rotating shaft 253 and cooperate with the worm gear 254. A worm gear fixing screw 255 is fixed in the center of the worm gear 254. The lower part of the worm gear fixing screw 255 cooperates with a fixing nut 256 fixed to the bottom of the bottom box 251. The worm gear fixing screw 255 passes through the fixing nut 256 and is connected to the rolling roller support a1 of the upper rolling unit 23. By rotating the rotating handwheel 252, the upper rolling unit 23 can be moved up and down within a certain stroke to adjust the height difference between the two rolling rollers a2.

[0033] A number of angle iron units 27 are arranged between the opposite sides of the upper rolling unit 23 and the lower rolling unit 24. The angle iron unit 27 includes grooves 271 arranged on the opposite sides of the rolling roller supports a1 of the upper rolling unit 23 and the lower rolling unit 24, and two angle irons 272 arranged in the grooves. The two angle irons 272 have the same shape, and the cross section is a right triangle, with the inclined surfaces facing each other. The length l of the groove 271 in the axial direction of the rolling roller a2 is greater than 1.5 - 2 times the length of the inclined surface of the angle iron 272, and the width is equal to the width h of the angle iron 272. Two angle iron units 27 are arranged in the attached drawing and symmetrically arranged on the axis of the rolling roller a2. A threaded hole 273 communicating with the groove 271 is arranged on the side of the rolling roller support a1 of the lower rolling unit 24. By tightening the bolt, the positional relationship between the two angle irons 272 can be adjusted, and then the height of the upper angle iron can be adjusted. On the one hand, the height between the rolling rollers a2 can be limited and the upper rolling unit 23 can be supported. At the same time, the displacement of the rolling roller a2 of the upper rolling unit 23 and the lower rolling unit 24 in the axial direction can be limited by the angle iron 272.

[0034] As shown in the attached Figure 1 、 5 drawing, the tension adjusting assembly 3 is arranged on the frame 1 and includes an upper wire guiding wheel unit 31, a lower guiding wheel unit 32, a lower rotating shaft plate 33, and a cylinder unit 34. The upper wire guiding wheel unit 31 and the lower guiding wheel unit 32 include wire guiding wheels and wire guiding wheel rotating shafts. The upper wire guiding wheel unit 31 further includes a wire guiding wheel bracket.

[0035] The upper wire guiding wheel unit 31 is fixed to the upper part of the frame 1. The lower guiding wheel unit 32 is fixed to the end of the lower rotating shaft plate 33, and the other end of the lower rotating shaft plate 33 is hinged to the lower part of the frame 1. A groove is provided on the lower rotating shaft plate 33. The cylinder unit 34 includes a cylinder 341 and a slider 342. The top of the cylinder 341 is hinged to the frame 1, and a slider 342 is provided at the top of the piston rod of the cylinder 341. The slider 342 is engaged with the groove of the lower rotating shaft plate 33. The lower guiding wheel unit 32 can rotate around the hinge of the lower rotating shaft plate 33. At the same time, the acting force of the cylinder 341 is different at different positions, thereby realizing the adjustment of the tension.

[0036] Furthermore, a limiting unit 35 is provided on the frame 1 to limit the rotation position of the lower rotating shaft plate 33. The limiting unit 35 can be an annular groove provided on the side plate of the frame 1 and buffer blocks provided at both ends of the groove. The lower guiding wheel unit 32 passes through the groove and is connected to the lower rotating shaft plate 33.

[0037] As shown in Figure 1 、 6 、7, the guiding assembly 4 includes a front guiding wheel unit 41, a rear wire guiding wheel unit 42, and a roller front guiding unit 43.

[0038] The front guiding wheel unit 41 and the rear wire guiding wheel unit 42 include a wire guiding wheel, a wire guiding wheel rotating shaft, and a wire guiding wheel bracket, and are arranged on the frame 1 or the calendering bracket 21 on both sides of the inlet and outlet of the calendering assembly 2.

[0039] The roller front guiding unit 43 includes a sliding base 431, a sliding block 432, a fixed guiding rod 433, and a movable guiding rod 434. The sliding block 432 is arranged on the sliding base 431 and can slide along the axis direction of the calendering roller a2. The sliding base 431 includes a sliding base frame 4311, a sliding rod 4312, and a screw rod 4313. The sliding base frame 4311 includes a bottom plate and vertical plates oppositely arranged on both sides of the bottom plate. The sliding rod 4312 and the screw rod 4313 are arranged on the vertical plates along the axis direction of the calendering roller a2. The screw rod 4313 is rotatably connected to the vertical plate, and one end passes through the vertical plate and is connected with a hand wheel. A through hole for the sliding rod 4312 to pass through and a threaded hole for the screw rod 4313 to pass through are provided on the sliding block 432. The position of the sliding block 432 is adjusted by rotating the screw rod 4313.

[0040] The fixed guiding rod 433 is arranged on the upper part of the sliding block 432 and is arranged perpendicular to the axis direction of the calendering roller a2. A rotating guide wheel 4331 is provided at the end close to the calendering roller a2.

[0041] The movable guide rod 434 is arranged in parallel with the fixed guide rod 433, and the distance between it and the fixed guide rod 433 can be adjusted. Specifically, the movable guide rod 434 includes a guide rod plate 4341, a rotating guide wheel 4342 is arranged at the end close to the end of the calender roll a2, and a guide groove 4343 is arranged at the other end. A guide groove 4343 is also arranged on the sliding block 432 at the corresponding position below the guide groove 4343. The position limit of the movable guide rod 434 is ensured to be parallel by arranging a guide block in the guide groove 4343. Fixed through grooves 4344 are arranged on both sides of the guide groove, and bolts pass through the fixed through grooves 4344 and are tightened to the sliding block 432. The position between it and the fixed guide rod 433 is determined by adjusting the position of the bolts in the fixed through grooves 4344. The limit of the wire to be calendered is realized by the rotating guide wheels 4331 arranged at the front ends of the fixed guide rod 433 and the movable guide rod 434.

[0042] As shown in the appendix Figure 1 , 6 , and as shown in Fig. 7, the cleaning assembly 5 includes a fixing plate 51, a cleaning scraper 52, and a collection tank 53. The fixing plate 51 is detachably fixed to the sliding block 432, and the cleaning scraper 52 is detachably fixed to the fixing plate 51. The cleaning scraper 52 is made of rubber, latex, or plastic, and a wire passing hole is arranged in the center. The size of the wire passing hole is slightly smaller than the wire. After the wire passes through the wire passing hole, the surface of the wire is cleaned. The size of the wire passing hole can be reduced along the moving direction of the wire, and the front size can be slightly larger than the wire size. It can be a round hole or a square hole. An opening or slot for the wire to pass through is arranged on the fixing plate 51 at the rear of the cleaning scraper 52.

[0043] The collection tank 53 is arranged on the frame 1 below the cleaning scraper 52 for collecting the scraped impurities.

[0044] It should be noted that unless otherwise clearly specified and defined, terms such as "installation", "connection", "connection", "fixation", "setting", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. It can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Claims

1. A calendering device for electric wire production, characterized in that: It includes a frame, a calendering component, a tension adjusting component, a guide component, and a cleaning component; the calendering component, the tension adjusting component, the guide component, and the cleaning component are arranged on the frame; the guide component includes a front guide wheel unit, a rear wire wheel unit, and a roller front guide unit; the front guide wheel unit and the rear wire wheel unit are arranged on both sides of the wire inlet and the wire outlet of the calendering component; the roller front guide unit includes a sliding base, a sliding block, a fixed guide rod, and a movable guide rod; the sliding block is arranged on the sliding base and can slide along the axis direction of the calendering roller; the fixed guide rod is arranged on the upper part of the sliding block and is arranged perpendicular to the axis direction of the calendering roller, and a rotating guide wheel is arranged near the end of the calendering roller; the movable guide rod is arranged in parallel with the fixed guide rod, and a rotating guide wheel is arranged near the end of the calendering roller.

2. The calendering equipment for electric wire production according to claim 1, characterized in that: The cleaning assembly includes a fixed plate, a cleaning scraper head, and a collecting trough; the fixed plate is detachably fixed to the sliding block, and the cleaning scraper head is detachably fixed to the fixed plate; a wire passing hole is provided in the center of the cleaning scraper head, and the collecting trough is provided on the frame below the cleaning scraper head.

3. The calendering equipment for electric wire production according to claim 1, characterized in that: The sliding base includes a sliding base frame, a sliding rod, and a screw. The sliding base frame includes a bottom plate and vertical plates relatively arranged on both sides of the chassis. The sliding rod and the screw are arranged on the vertical plates along the axis direction of the calendering roller, wherein the screw is rotatably connected to the vertical plate, and one end of the screw passes through the vertical plate and is connected to a handwheel. The sliding block is provided with a through hole for the sliding rod to pass through and a threaded hole for the screw to pass through.

4. The calendering equipment for electric wire production according to claim 3, characterized in that: The movable guide rod includes a guide rod plate, which is provided with a rotating guide wheel near the end of the calendering roller, and a guide groove is provided at the other end. A guide groove is also provided on the sliding block at the corresponding position below the guide groove, and a guide block is provided in the guide groove. Fixed through grooves are provided on both sides of the guide groove, and bolts are passed through the fixed through grooves and tightened to the sliding block.

5. The calendering equipment for electric wire production according to claim 1, characterized in that: The calendering assembly includes a calendering bracket, an upper calendering roller unit, a lower calendering roller unit, an upper calendering roller displacement unit, and a driving motor unit; the calendering bracket is fixed on a frame, the lower calendering roller unit is fixed on the bottom of the calendering bracket, the lower calendering roller unit is slidably arranged on the calendering bracket, and the upper part is connected to the upper calendering roller displacement unit, and the upper calendering roller displacement unit is arranged on the upper part of the calendering bracket.

6. The calendering equipment for electric wire production according to claim 5, characterized in that: The upper calendering roller unit and the lower calendering roller unit include a calendering roller support, a calendering roller, and a rotating shaft. The rotating shaft is rotatably arranged on the calendering roller support, and the calendering roller is arranged on the rotating shaft. A sliding groove is arranged on the side of the calendering roller support, and a slide block matching the sliding groove is arranged on the calendering bracket.

7. The calendering equipment for electric wire production according to claim 5, characterized in that: The upper calendering roller displacement unit includes a bottom box, a rotating hand wheel, a rotating shaft, a plurality of worm rings, a plurality of worm wheels, a worm wheel fixing screw, and a fixing nut; the bottom box is fixed to the upper part of the calendering bracket, the rotating hand wheel is arranged on the outside of the bottom box, and a rotating shaft is connected to the center of the bottom box, and the rotating shaft is rotatably arranged on the bottom box on both sides, and one end extends out of the bottom box and is connected to the rotating hand wheel, a plurality of worm rings are fixedly arranged on the outside of the rotating shaft and cooperate with the worm wheel, a worm wheel fixing screw is fixed in the center of the worm wheel, and the lower part of the worm wheel fixing screw cooperates with the fixing nut fixed to the bottom of the bottom box, and the worm wheel fixing screw passes through the fixing nut and is connected to the calendering roller support of the upper calendering roller unit.

8. The calendering equipment for electric wire production according to claim 5, characterized in that: A plurality of angle iron units are arranged between opposite sides of the upper calendering roller unit and the lower calendering roller unit, and the angle iron units include grooves arranged on opposite sides of the calendering roller supports of the upper calendering roller unit and the lower calendering roller unit, and two angle irons arranged in the grooves. The two angle irons have the same shape, a right triangle cross-section, and inclined surfaces arranged opposite to each other. The length of the groove in the axial direction of the calendering roller is greater than 1.5-2 times the length of the inclined surface of the angle iron, and the width is equal to the width of the angle iron. A threaded hole connected to the groove is arranged on the side of the calendering roller support of the lower calendering roller unit.

9. The calendering equipment for electric wire production according to claim 1, characterized in that: The tension adjustment assembly is arranged on the frame, and includes an upper wire wheel unit, a lower guide wheel unit, a lower rotating shaft plate, and a cylinder unit. The upper wire wheel unit is fixed to the upper part of the frame, the lower guide wheel unit is fixed to the end of the lower rotating shaft plate, the other end of the lower rotating shaft plate is hinged to the lower part of the frame, the lower rotating shaft plate is provided with a groove, and the cylinder unit includes a cylinder and a slider; the top of the cylinder is hinged to the frame, and the top of the piston rod of the cylinder is provided with a slider, and the slider is matched with the groove of the lower rotating shaft plate.

10. The calendering equipment for electric wire production according to claim 9, characterized in that: A limiting unit is arranged on the frame to limit the rotation position of the lower rotating shaft plate. The limiting unit includes an annular groove arranged on the side plate of the frame and buffer blocks arranged at both ends of the groove. The lower guide wheel unit is connected to the lower rotating shaft plate through the groove.

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