CN215467165U

CN215467165U - Integrated shaft sliding sleeve type cold-rolled winding drum

Info

Publication number: CN215467165U
Application number: CN202121167228.1U
Authority: CN
Inventors: 高亮; 张春林; 李嘉欣; 赵兵
Original assignee: Jiyuan Yubei Machinery Co ltd
Current assignee: Jiyuan Yubei Machinery Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-01-11
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to an integrated shaft sliding sleeve type cold rolling winding drum which comprises a mandrel, wherein the mandrel comprises a first section, a sleeve ring and a second section, the first section and the second section are respectively fixed on two sides of the sleeve ring, an axial through hole penetrating through the first section, the sleeve ring and the second section is arranged in the mandrel, one end of the first section, far away from the sleeve ring, is connected with a hydraulic cylinder provided with a rotary joint, one end of the second section, far away from the sleeve ring, is rotatably connected with a supporting sleeve, a pull rod is arranged in the axial through hole, one end of the pull rod is rotatably connected with an output shaft of the hydraulic cylinder through the rotary joint, a sector plate is arranged on the second section through an expanding assembly, one end, close to the first section, of the sector plate is provided with an arc-shaped convex surface, one side, far away from the sector plate, is fixed with a limiting arc plate through a bolt and a spring gasket, a door-shaped structure is formed between the arc-shaped convex surface and the limiting arc plate, and the sleeve ring is positioned in a groove of the door-shaped structure. The metal strip coil winding machine has the function of adjusting the thickness of the winding drum, can be suitable for various metal strip coils with different central inner diameters, and has a wider application range.

Description

Integrated shaft sliding sleeve type cold-rolled winding drum

Technical Field

The utility model relates to the technical field of metal belt uncoilers, in particular to an integrated shaft sliding sleeve type cold-rolled winding drum.

Background

The steel belt and the aluminum belt are used as traction and carrying members of the belt conveyor and can also be used for binding goods, and the conveying belt is made of steel materials and aluminum materials; the metal plate is a narrow and long metal plate produced by various steel rolling and aluminum rolling enterprises in order to meet the requirements of different industrial departments for industrially producing various types of metal or mechanical products, and can be collectively called as a metal belt, and the steel belt is taken as an example below.

The steel band need coil into a coiled sheet shape after processing is accomplished to be convenient for transportation and sale, people need carry out the uncoiling with the steel band when using the steel band, at the uncoiling in-process of steel band, generally establish the steel band book cover on the rotation axis to draw the equipment entrance that needs to use the steel band with the one end of these steel band books, along with the use of steel band, the rotation axis can rotate thereupon, with the continuous supply steel band.

The technical defect of the prior art is that when the steel strip coil is produced, the steel strip coil is different in thickness of a winding shaft for winding the steel strip, so that the center inner diameter of the produced steel strip coil is inconsistent, and people have to use rotating shafts of multiple specifications to unwind the steel strip coil when unwinding the steel strip coil.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an integrated shaft sliding sleeve type cold rolling winding drum which has the function of adjusting the thickness of the winding drum, can be suitable for various metal strip coils with different central inner diameters and has a wider application range.

The above object of the present invention is achieved by the following technical solutions:

the integral shaft sliding sleeve type cold rolling winding drum comprises a mandrel, wherein the mandrel comprises a first section, a sleeve ring and a second section, the first section and the second section are respectively fixed on two sides of the sleeve ring, an axial through hole penetrating through the first section, the sleeve ring and the second section is arranged in the mandrel, one end, far away from the sleeve ring, of the first section is connected with a hydraulic cylinder provided with a rotary joint, one end, far away from the sleeve ring, of the second section is connected with a support sleeve through an assembly conical bearing, a pull rod is arranged in the axial through hole, and one end of the pull rod is rotationally connected with an output shaft of the hydraulic cylinder through the rotary joint;

the second section is provided with a sector plate through the expanding assembly, one end, close to the first section, of the sector plate is provided with an arc-shaped convex surface, one side, far away from the sector plate, of the arc-shaped convex surface is fixed with a limiting arc plate through a bolt and a spring gasket, a door-shaped structure is formed between the arc-shaped convex surface and the limiting arc plate, and the lantern ring is located in a groove of the door-shaped structure.

Through adopting above-mentioned technical scheme, the sector plate can realize the radial movement at the dabber through the hole enlargement subassembly, can adapt to the metal strip roll of multiple specification to drive rotary joint through outside drive arrangement and rotate, can drive the dabber and rotate, and then can the sector plate rotate around the center pin of dabber, can realize the rotation of metal strip roll, more make things convenient for opening a book of metal strip roll.

As a further scheme of the utility model: the diameter expanding assembly comprises a sliding sleeve, a first wedge block and a second wedge block, the sliding sleeve is sleeved on the second section of the mandrel and is connected with the pull rod through a linkage assembly, the first wedge block is fixed on the outer surface of the sliding sleeve, the second wedge block is fixed on the inner arc surface of the sector plate, the inclined surface on the first wedge block is set to be a first inclined surface, the inclined surface of the second wedge block is set to be a second inclined surface, and the first inclined surface corresponds to the second inclined surface and is movably connected through the sliding assembly;

the sliding assembly comprises sliding strips fixed on two sides of the first wedge-shaped block and T-shaped sliding grooves formed in the second inclined plane, the length direction of the sliding strips is parallel to the inclined direction of the first inclined plane, one side, close to the first inclined plane, of each sliding strip is level with the first inclined plane, the length direction of each T-shaped sliding groove is parallel to the inclined direction of the second inclined plane, branch grooves on two sides of each T-shaped sliding groove are matched with the two sliding strips, the first inclined plane drives the two sliding strips to penetrate through the T-shaped sliding grooves, a base plate is installed on the first inclined plane, one side, far away from the first inclined plane, of the base plate is abutted to the groove bottoms of the T-shaped sliding grooves, the two sliding strips are movably arranged in the branch grooves on two sides of the T-shaped sliding grooves respectively, and the side walls of the sliding strips are abutted to the branch groove walls of the corresponding T-shaped sliding grooves.

Through adopting above-mentioned technical scheme, first wedge passes through slip subassembly and second wedge swing joint, because the tank bottom of first inclined plane and T shape spout is contradicted, the draw bar slides in the grooving of T shape spout both sides, so the pull rod can drive first wedge and be axial displacement when driving the sliding sleeve removal through the interlock subassembly, can produce the pressure of supporting and produce relative displacement to the second wedge in first wedge axial displacement, and then make the distance between sector plate and the dabber grow or shorten, can realize the radial movement of sector plate, the backing plate can play certain guard action to first inclined plane, reduce the wearing and tearing to first inclined plane and second inclined plane.

As a further scheme of the utility model: the linkage assembly comprises a driving key block fixed on the pull rod, a through hole formed in the second section of the mandrel and a driving hole formed in the sliding sleeve, the through hole corresponds to the driving key block, the length of the through hole is larger than that of the driving key block, the driving hole is correspondingly communicated with the through hole and matched with the driving key block, the driving key block penetrates through the corresponding through hole and is inserted into the corresponding driving hole, and the side wall of the driving key block is abutted against the hole wall of the driving hole.

Through adopting above-mentioned technical scheme, the pull rod can realize the relative movement between sliding sleeve and the dabber through the removal of drive key piece pulling sliding sleeve, and then realizes the relative movement between sliding sleeve and the sector plate, provides the guarantee for the radial movement of sector plate.

As a further scheme of the utility model: the sector plate is provided with four, and four sector plates all pass through the hole enlargement subassembly sets up on the second section of dabber to around the center pin evenly distributed of dabber, the second wedge is provided with the polylith, on the polylith second wedge along the interior cambered surface of the length direction evenly distributed sector plate of sector plate, first wedge is provided with the polylith, and the first wedge of polylith is equallyd divide for four groups, and four groups of first wedges correspond four sector plates respectively, and first wedge in every a set of first wedge is in along sliding sleeve's length direction evenly distributed on the sliding sleeve.

Through adopting above-mentioned technical scheme, the sector plate sets up four, can make the sector plate more steady when holding up the metal coil of strip, also can make the metal coil of strip rotatory more even when uncoiling simultaneously, makes the ejection of compact of opening a book of metal strap more stable.

As a further scheme of the utility model: the two sides of the sector plates are tooth-shaped and wavy, and the top surfaces of the four sector plates form a cylinder after being assembled.

Through adopting above-mentioned technical scheme, four sector plates can embrace into the cylindrical body when shortening and the distance between the dabber, can be applicable to the metal strip roll of less internal diameter, and the wavy avris of tooth type can make the cylindrical body structure that forms more stable when the sector plate cohesion forms the cylindrical body, is difficult for taking place the dislocation.

As a further scheme of the utility model: the fan-shaped plate is provided with a plurality of oil injection nozzles, the oil injection nozzles correspond to the second wedge blocks on the fan-shaped plate respectively, and the oil injection nozzles are communicated with the T-shaped sliding grooves on the corresponding second wedge blocks.

Through adopting above-mentioned technical scheme, people can add lubricating oil to the clearance between backing plate and the second inclined plane through the oiling mouth for sliding sleeve is lighter when removing.

As a further scheme of the utility model: an oil cup is installed in the oil injection nozzle, and the oil cup is a straight-through type pressure injection oil cup.

Through adopting above-mentioned technical scheme, through-type pressure filling oil cup has the advantage that the load is little, speed is low, can avoid people when annotating lubricating oil into the oil nipple, has too much lubricating oil to enter into between first inclined plane and the second inclined plane, reduces the waste of lubricating oil.

In conclusion, the beneficial technical effects of the utility model are as follows:

1. the pull rod can drive the sliding sleeve to axially move on the first section of the mandrel through the driving key block, so that relative displacement between the first wedge-shaped block and the second wedge-shaped block is realized, and further, the change of the radial distance between the sector plate and the mandrel is realized, so that the metal strip coil uncoiling device can uncoil metal strip coils with different inner diameters;

2. the door-shaped structure formed by the arc-shaped convex surface and the limiting arc plate has a limiting effect on the axial direction of the sector plate, so that the sector plate is prevented from moving towards the direction parallel to the mandrel when the first wedge block applies thrust to the second wedge block;

3. the sliding strips and the T-shaped sliding grooves not only play a certain supporting role for the sector plates, but also can drive the sector plates to rotate together when the sliding sleeve rotates along with the mandrel, so that uncoiling of the metal strip coil is facilitated.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

FIG. 4 is a schematic view of the linkage assembly of the present invention;

FIG. 5 is a schematic view of the sliding sleeve construction;

FIG. 6 is a schematic structural view of a sector plate;

fig. 7 is a schematic structural view of the mandrel.

In the figure, 1, a mandrel; 11. a first stage; 12. a collar; 13. a second stage; 14. a conical bearing; 15. a support sleeve; 2. a rotary joint; 3. a hydraulic cylinder; 4. a pull rod; 5. a sector plate; 51. a circular arc-shaped convex surface; 52. a limiting arc plate; 6. a diameter expanding assembly; 61. a sliding sleeve; 62. a first wedge block; 63. a second wedge block; 7. a linkage assembly; 71. a drive key block; 72. perforating; 73. a drive aperture; 81. a slide bar; 82. a T-shaped chute; 83. a base plate; 91. an oil injection nozzle; 92. an oil cup.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the integral shaft sliding sleeve type cold rolling reel comprises a mandrel 1, wherein the mandrel 1 comprises a first section 11, a collar 12 and a second section 13, the first section 11 and the second section 13 are respectively fixed on two sides of the collar 12, and an axial through hole penetrating through the first section 11, the collar 12 and the second section 13 is formed in the mandrel 1. The end of the first section 11 remote from the collar 12 is connected to the hydraulic cylinder 3 with the swivel joint 2 mounted thereon, and the end of the second section 13 remote from the collar 12 is connected to the support sleeve 15 by means of a fitting conical bearing 14.

A pull rod 4 penetrates through the axial through hole, and one end of the pull rod 4 is rotatably connected with an output shaft of the hydraulic cylinder 3 through a rotary joint 2.

The second section 13 is provided with a sector plate 5 through an expanding assembly 6, one end of the sector plate 5 close to the first section 11 is fixed with a circular arc-shaped convex surface 51, and one side of the circular arc-shaped convex surface 51 far away from the sector plate 5 is fixed with a limiting arc plate 52 through bolts and spring washers. The arc-shaped convex surface 51 and the arc limiting plate 52 form a door-shaped structure, and the lantern ring 12 is positioned in a groove of the door-shaped structure. The groove wall of the door-shaped structure is contacted with the side surface of the lantern ring 12 but not fixed, and the groove wall and the side surface are movably connected.

Referring to fig. 3 and 4, the expanding assembly 6 comprises a sliding sleeve 61, a first wedge block 62 and a second wedge block 63. The sliding sleeve 61 is sleeved on the second section 13 of the mandrel 1 and is connected with the pull rod 4 through the linkage assembly 7.

The first wedge 62 is fixed to the outer surface of the sliding sleeve 61 and the second wedge 63 is fixed to the inner arc surface of the sector plate 5. The inclined plane on the first wedge-shaped block 62 is set as a first inclined plane, the inclined plane of the second wedge-shaped block 63 is set as a second inclined plane, and the first inclined plane and the second inclined plane correspond to each other and are movably connected through a sliding assembly.

Referring to fig. 1, 4, 5 and 7, the linkage assembly 7 includes a drive key block 71 fixed to the pull rod 4, a through hole 72 formed in the second section 13 of the mandrel 1, and a drive hole 73 formed in the sliding sleeve 61. The length direction of the through hole 72 is parallel to the length direction of the spindle 1, the through hole 72 corresponds to the drive key block 71, and the length of the through hole 72 is greater than the length of the drive key block 71. The drive hole 73 is in corresponding communication with the through hole 72 and mates with the drive key block 71. The drive key block 71 passes through the corresponding through hole 72 and is inserted into the corresponding drive hole 73, and the side wall of the drive key block 71 abuts against the hole wall of the drive hole 73. When the hydraulic cylinder 3 pulls the pull rod 4, the pull rod 4 can drive the driving key block 71 to move, and the driving key block 71 can push the sliding sleeve 61 to move along the through hole 72.

Referring to fig. 3, 5 and 6, the sliding assembly includes a sliding bar 81 fixed to both sides of the first wedge block 62 and a T-shaped sliding groove 82 opened on the second inclined surface. The length direction of the sliding strips 81 is parallel to the inclination direction of the first inclined plane, and one side of the two sliding strips 81 close to the first inclined plane is level with the first inclined plane. The length direction of the T-shaped sliding groove 82 is parallel to the inclination direction of the second inclined plane, and the branch grooves on both sides of the T-shaped sliding groove 82 are respectively matched with the two sliding strips 81. The first inclined surface drives the two sliding bars 81 to penetrate through the T-shaped sliding groove 82. The backing plate 83 is mounted on the first inclined plane, one side, far away from the first inclined plane, of the backing plate 83 is abutted to the bottom of the T-shaped sliding groove 82, the two sliding strips 81 are movably connected to the supporting grooves on two sides of the T-shaped sliding groove 82 respectively, and the side walls of the sliding strips 81 are abutted to the supporting groove walls of the corresponding T-shaped sliding grooves 82.

The sector plates 5 are provided with four, and the four sector plates 5 are all arranged on the second section 13 of the mandrel 1 through the expanding assembly 6 and are evenly distributed around the central axis of the mandrel 1. The second wedge-shaped block 63 is provided with a plurality of blocks, and the plurality of second wedge-shaped blocks 63 are uniformly distributed on the inner cambered surface of the sector plate 5 along the length direction of the sector plate 5. The first wedge-shaped blocks 62 are provided with a plurality of groups, the plurality of first wedge-shaped blocks 62 are divided into four groups, the four groups of first wedge-shaped blocks 62 correspond to the four fan-shaped plates 5 respectively, and the first wedge-shaped blocks 62 in each group of first wedge-shaped blocks 62 are uniformly distributed on the sliding sleeve 61 along the length direction of the sliding sleeve 61.

The two sides of the sector plates 5 are tooth-shaped and wavy, and the top surfaces of the four sector plates 5 form a cylinder after being assembled. The sector plate 5 is provided with a plurality of oil injection nozzles 91, the oil injection nozzles 91 respectively correspond to the second wedge-shaped blocks 63 on the sector plate 5, and the oil injection nozzles 91 are communicated with the T-shaped chutes 82 on the corresponding second wedge-shaped blocks 63. An oil cup 92 is installed in each oil nozzle 91, and the oil cup 92 is selected as a straight-through type pressure injection oil cup 92.

The implementation principle of the embodiment is as follows: when a worker uses the metal strip coil uncoiling device to uncoil a metal strip coil, firstly, the hydraulic cylinder 3 is started, the hydraulic cylinder 3 pushes the pull rod 4 to move towards a direction far away from the hydraulic cylinder 3, the pull rod 4 drives the sliding sleeve 61 to far away from the sleeve ring 12 along the length direction of the mandrel 1 through the driving key block 71, the sliding sleeve 61 drives the first wedge block 62 to move when moving, further drives the sliding strip 81 to move along with the sliding sleeve, the sliding strip 81 drives the second wedge block 63 to be close to the mandrel 1 when moving, further drives the fan-shaped plates 5 to be close to the mandrel 1, and finally enables the four fan-shaped plates 5 to form a cylindrical true circle;

when a metal strip coil is sleeved on a vacuum cylinder formed by the sector plates 5, the hydraulic cylinder 3 is driven to enable the pull rod 4 to move towards the direction close to the hydraulic cylinder 3, the pull rod 4 drives the sliding sleeve 61 to move towards the direction close to the hydraulic cylinder 3 through the driving key block 71, the sliding sleeve 61 drives the first wedge block 62 to move when moving, the first wedge block 62 presses against the second wedge block 63 when moving, and then the second wedge block 63 is pushed, so that the sector plates 5 move along with the movement of the spindle 1, because the lantern ring 12 on the spindle 1 is positioned in a door-shaped structure formed by the arc-shaped convex surfaces 51 and the arc limiting plates 52 at the end parts of the sector plates 5, the sector plates 5 are limited to move along the length direction of the spindle 1, the sector plates 5 can only move towards the direction far away from the spindle 1, the sector plates 5 far away from the spindle 1 can finally press against the inner wall of the metal strip coil to reinforce the metal strip coil, and then a worker leads one end of the metal strip coil out to a device needing to use a metal strip, the rotary joint 2 drives the mandrel 1 to rotate, and finally the metal strip coil uncoiling device is driven to rotate, so that uncoiling of the metal strip coil is realized.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. Integrative axle sliding sleeve formula cold rolling reel includes dabber (1), its characterized in that: the mandrel (1) comprises a first section (11), a sleeve ring (12) and a second section (13), the first section (11) and the second section (13) are fixed on two sides of the sleeve ring (12) respectively, an axial through hole penetrating through the first section (11), the sleeve ring (12) and the second section (13) is formed in the mandrel (1), one end, far away from the sleeve ring (12), of the first section (11) is connected with a hydraulic cylinder (3) provided with a rotary joint (2), one end, far away from the sleeve ring (12), of the second section (13) is connected with a support sleeve (15) through an assembly conical bearing (14), a pull rod (4) is arranged in the axial through hole, and one end of the pull rod (4) is rotatably connected with an output shaft of the hydraulic cylinder (3) through the rotary joint (2);

the second section (13) is provided with a sector plate (5) through an expanding assembly (6), one end, close to the first section (11), of the sector plate (5) is provided with an arc-shaped convex surface (51), one side, far away from the sector plate (5), of the arc-shaped convex surface (51) is fixed with a limiting arc plate (52) through a bolt and a spring gasket, a door-shaped structure is formed between the arc-shaped convex surface (51) and the limiting arc plate (52), and the lantern ring (12) is located in a groove of the door-shaped structure.

2. The integrated shaft sliding sleeve type cold-rolled winding drum according to claim 1, characterized in that: the diameter expanding assembly (6) comprises a sliding sleeve (61), a first wedge-shaped block (62) and a second wedge-shaped block (63), the sliding sleeve (61) is sleeved on the second section (13) of the mandrel (1) and is connected with the pull rod (4) through a linkage assembly (7), the first wedge-shaped block (62) is fixed on the outer surface of the sliding sleeve (61), the second wedge-shaped block (63) is fixed on the inner arc surface of the sector plate (5), the inclined surface on the first wedge-shaped block (62) is set to be a first inclined surface, the inclined surface of the second wedge-shaped block (63) is set to be a second inclined surface, and the first inclined surface corresponds to the second inclined surface and is movably connected through the sliding assembly;

the sliding assembly comprises sliding strips (81) fixed on two sides of the first wedge-shaped block (62) and a T-shaped sliding groove (82) formed in the second inclined surface, the length direction of the sliding strips (81) is parallel to the inclination direction of the first inclined surface, one side of the two sliding strips (81) close to the first inclined plane is level with the first inclined plane, the length direction of the T-shaped sliding groove (82) is parallel to the inclination direction of the second inclined plane, and the branch grooves at the two sides of the T-shaped sliding groove (82) are respectively matched with the two sliding strips (81), the first inclined plane drives the two sliding strips (81) to penetrate through the T-shaped sliding groove (82), a backing plate (83) is arranged on the first inclined surface, one side of the backing plate (83) far away from the first inclined surface is abutted against the bottom of the T-shaped sliding groove (82), two sliding strips (81) are respectively and movably arranged in the branch grooves on the two sides of the T-shaped sliding groove (82), the side wall of the slide bar (81) is abutted against the groove wall of the corresponding support groove of the T-shaped sliding groove (82).

3. The integrated shaft sliding sleeve type cold-rolled winding drum according to claim 2, characterized in that: the linkage assembly (7) comprises a driving key block (71) fixed on the pull rod (4), a through hole (72) formed in the second section (13) of the mandrel (1) and a driving hole (73) formed in the sliding sleeve (61), the through hole (72) corresponds to the driving key block (71), the length of the through hole (72) is larger than that of the driving key block (71), the driving hole (73) is correspondingly communicated with the through hole (72) and matched with the driving key block (71), the driving key block (71) penetrates through the corresponding through hole (72) and is inserted into the corresponding driving hole (73), and the side wall of the driving key block (71) is abutted against the driving hole (73).

4. The integrated shaft sliding sleeve type cold-rolled winding drum according to claim 2, characterized in that: sector plate (5) are provided with four, and four sector plate (5) all pass through hole enlargement subassembly (6) set up on second section (13) of dabber (1) to around the center pin evenly distributed of dabber (1), second wedge (63) are provided with the polylith, on polylith second wedge (63) follow the length direction evenly distributed sector plate (5) of sector plate (5) the intrados, first wedge (62) are provided with the polylith, and polylith first wedge (62) are equallyd divide into four groups, and four groups of first wedge (62) correspond four sector plate (5) respectively, and first wedge (62) in each group of first wedge (62) are in along the length direction evenly distributed of sliding sleeve (61) on sliding sleeve (61).

5. The integrated shaft sliding sleeve cold rolling spool according to claim 4, wherein: the two sides of the sector plates (5) are tooth-shaped and wavy, and the top surfaces of the four sector plates (5) form a cylinder after being assembled.

6. The integrated shaft sliding sleeve cold rolling spool according to claim 5, wherein: be equipped with a plurality of oiling mouths (91) on sector plate (5), a plurality of oiling mouths (91) are corresponding with a plurality of second wedge (63) on sector plate (5) respectively, and oiling mouth (91) communicate with each other with T shape spout (82) on the second wedge (63) that correspond.

7. The integrated shaft sliding sleeve cold rolling spool according to claim 6, wherein: an oil cup (92) is installed in the oil injection nozzle (91), and the oil cup (92) is a straight-through type pressure injection oil cup (92).