CN209973822U

CN209973822U - Axial positioning device for winding roller

Info

Publication number: CN209973822U
Application number: CN201920815379.XU
Authority: CN
Inventors: 周德华
Original assignee: Jiangsu Begeli New Material Technology Co Ltd
Current assignee: Jiangsu Begeli New Material Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-01-21
Anticipated expiration: 2029-05-31

Abstract

An axial positioning device for a winding roller comprises a quick-connection sleeve and a jaw mechanism, wherein the quick-connection sleeve comprises an annular sleeve body and a sleeve pull jaw; the clamping jaw mechanism comprises a clamping jaw ring and a plurality of elastic clamping jaws arranged on the clamping jaw ring, the clamping jaw ring is arranged on a roller positioning plate arranged on the winding roller support in a relatively rotating manner through a bearing device, the elastic clamping jaws are clamped into the sleeve pulling jaws, and the sleeve body is abutted against the end part of a rotating shaft of the winding roller; the rotary shaft is provided with an axial limiting ring, and the axial limiting ring is abutted to the roller positioning plate through a bearing device. More convenient, be more applicable to the work rhythm of often changing the rolling roller, improved the operating efficiency.

Description

Axial positioning device for winding roller

Technical Field

The utility model relates to a rolling roller axial positioning device.

Background

The PVC decorative film is a surface decorative material with wide application. The making process includes printing PVC with several patterns and grains, heating and pressing the dried PVC printing surface film and one layer of transparent PVC film in a double roller laminating machine at 200 deg.c, and vacuum sucking to adsorb the film onto the building material surface for decoration and protection. The building materials such as high-grade office furniture, cabinet doors, bath cabinet doors, home decoration suit doors, decorative plates and the like can be decorated by the building materials, thereby meeting different daily requirements of people.

The PVC decorative film is also developed into various types, such as paper-plastic composite PVC decorative film for a panel veneer of a home decoration cabinet body, wherein base paper is printed with wood grains and other patterns by using aqueous ink, a printing layer is dried, and then aqueous resin is coated on the surface of the printing layer by using a coating process to serve as a carrier thermally compounded with the PVC film. The printed and coated base paper is subjected to preheating, main heating, embossing and cooling compound forming in a compound machine at 180 ℃, and then is used for coating and plastic suction of downstream customer special-shaped materials, so that special-shaped lines, ground foot lines, assembled door plates and the like of home decoration engineering are mainly realized.

The printing equipment for the PVC decorative film is generally provided with a printing roller, a transfer roller and a color tank for bearing color paste (also called printing paste, generally printing ink, and also water-based resin), wherein the color paste in the color tank is transferred to the printing roller by the transfer roller, and the printing roller prints on the surface of the film. Patent document CN206678570U provides such a film printing device and proposes an improvement of the color tank. In an actual production line layout, since the general prints have different colors or patterns, which are relatively complex, a plurality of printing devices are usually arranged in series to print in sequence, and each time one color or a part of the pattern is printed, the desired print is finally obtained. The specific arrangement of the printing device can be seen from the schematic structure of the printing line provided in fig. 1 of patent document CN105128550A, and pattern printing (printing) is performed sequentially by a plurality of printing devices.

The existing printing device can meet the requirement of large-scale mass production of PVC decorative films, but has some problems needing improvement. The stamp alignment between the printing process of the preceding back of printing device requires very high, and every process is the parallelism that every printing device all needs the manual correction to guarantee each roller promptly, rocks the regulation to control with automatic winding device's automation and compensates. For final finished product rolling of a production line, the stability of the rolling roller is also very important, and the deviation of the rolling roller can drive the displacement of the coiled material film, so that the alignment among multiple printing processes of the printing device can be influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to solve the problems in the prior art, the utility model provides a winding roller axial positioning device, which comprises a quick-connection sleeve and a jaw mechanism, wherein the quick-connection sleeve comprises an annular sleeve body and a sleeve pull jaw; the clamping jaw mechanism comprises a clamping jaw ring and a plurality of elastic clamping jaws arranged on the clamping jaw ring, the clamping jaw ring is arranged on a roller positioning plate arranged on the winding roller support in a relatively rotating manner through a bearing device, the elastic clamping jaws are clamped into the sleeve pulling jaws, and the sleeve body is abutted against the end part of a rotating shaft of the winding roller; the rotary shaft is provided with an axial limiting ring, and the axial limiting ring is abutted to the roller positioning plate through a bearing device.

Preferably, a claw positioning groove is formed in the roller positioning plate, the end portion of the claw ring is arranged in the claw positioning groove, a positioning groove pressing plate is arranged outside the claw positioning groove, and a thrust bearing is arranged between the end portion of the claw ring and the positioning groove pressing plate.

Preferably, the end of the jaw ring is provided with a jaw bearing seat, and the thrust bearing is arranged in the jaw bearing seat.

Preferably, the positioning groove pressing plate is fixedly arranged on the surface of the roller positioning plate, a pressing plate positioning ring is arranged on the inner wall of the positioning groove pressing plate, and the pressing plate positioning ring is arranged between the thrust bearing and the inner wall of the clamping jaw positioning groove. The positioning groove pressing plate and the thrust bearing are convenient to position during installation, and meanwhile, the positioning groove pressing plate is strengthened, so that the bearing capacity of the push-pull force is improved.

Preferably, a thrust groove is further formed in the roller positioning plate, a second thrust bearing is arranged in the thrust groove, and the second thrust bearing is arranged between the axial limiting ring and the groove bottom of the thrust groove.

After the technology provided by the utility model, according to the utility model discloses rolling roller axial positioning device has following beneficial effect: draw the elastic force that the claw joint produced through elasticity jack catch and sleeve, act on the axle head of revolving axle through the cover barrel, promote the axial spacing ring and compress tightly on roller locating plate to ensure that the rolling roller can not produce axial displacement at the rolling in-process, ensure the axial positioning of rolling roller, prevent the wind-up roll skew, avoid driving the displacement of coiled material film, thereby guarantee the alignment between the hardening device multichannel stamp process, promote the stamp quality. Meanwhile, the fast-connection sleeve and clamping jaw mechanism matched structure is adopted, the installation and the disassembly are convenient, the relative fixing of the nut and the end cover is more convenient, the operation rhythm of frequently replacing the rolling roller is more suitable, and the operation efficiency is improved.

Drawings

FIG. 1 is a structural diagram of a positioning device of a winding roller in an embodiment of the application;

FIG. 2 is a structural diagram of a jaw mechanism of a winding roller positioning device in an embodiment of the application;

FIG. 3 is a structural diagram of a roller positioning quick release device in a winding roller positioning device in embodiment 1 of the present application;

fig. 4 is a structural diagram of a pressing sheet type roller positioning quick release device in a winding roller positioning device in embodiment 2 of the present application;

fig. 5 is a view from a-a direction of fig. 1, which is a structural diagram of a radial limiting device of a rolling roller in the rolling roller positioning device of the embodiment of the application.

Description of reference numerals:

quick connect sleeve 1 positioning groove press plate 92 preforming 57

Pressing head 571 of sleeve body 10 pressing plate positioning ring 921

Thrust groove 93 of upper cylinder 101 pushes away piece head 572

Radial limiting block 6 of second thrust bearing 28 of lower cylinder 102

First limiting surface 61 of second roller positioning plate 7 of sleeve pulling claw 11

Second limit surface 62 of roller driving motor 71 of jaw mechanism 2

Jaw ring 20 drive gear 72 bore 60

Driven gear 73 briquetting 69 of jack catch bearing block 201

Elastic claw 21 first split surface 791 stopper hinge 4

Thrust bearing 29 second split surface 792 first limit hinge connecting plate 41

Second limit hinge connecting plate 42 of sleeve hinge 5 of rotating shaft 8

First sleeve hinge connecting plate 51 limiting hinge shaft 40 of rolling roller 80

Axial limiting ring 81 second sleeve hinge connecting plate 52 limiting crimping hole 46

Rolling bearing 89 sleeve hinge axis 50 limit pressing sheet 47

Roller positioning plate 9 connecting screw 59 limiting pressing piece head 471

Jaw positioning groove 91 crimping hole 56 limiting pusher head 472

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings. The described embodiments include various specific details to aid understanding, but they are to be construed as merely illustrative, and not restrictive of all embodiments of the invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. Meanwhile, in order to make the description more clear and concise, a detailed description of functions and configurations well known in the art will be omitted.

Example 1

A winding roller positioning device comprises a roller positioning plate 9 and a second roller positioning plate 7 which are arranged on a winding roller bracket, wherein rolling bearings 89 are respectively arranged on the roller positioning plate 9 and the second roller positioning plate 7; a rotating shaft 8 is arranged in the rolling bearing 89, and the rolling roller 80 is fixedly arranged on the rotating shaft 8 and can rotate along with the rotating shaft 8; a driven gear 73 is arranged at the shaft end of the rotating shaft 8 at one side of the second roller positioning plate 7, and the driven gear 73 is meshed with a driving gear 72 arranged on an output shaft of the roller driving motor 71; the roller positioning plate 9 and the second roller positioning plate 7 are respectively provided with a first split surface 791 and a second split surface 792, and the first split surface 791 and the second split surface 792 are intersected at the installation center lines of the rotating shaft 8 and the rolling bearing 89.

The included angle between the first split surface 791 and the second split surface 792 is greater than one hundred eighty degrees.

The device is also provided with an axial positioning device of the winding roller, and comprises a quick-connection sleeve 1 and a jaw mechanism 2, wherein the quick-connection sleeve 1 and the jaw mechanism 2 are arranged on the shaft end of the rotating shaft 8 on one side of the roller positioning plate 9.

The quick-connection sleeve 1 comprises an annular sleeve body 10 and a sleeve pull claw 11; the jaw mechanism 2 comprises a jaw ring 20 and a plurality of elastic jaws 21 arranged on the jaw ring 20, the jaw ring 20 is arranged on a roller positioning plate 9 arranged on a winding roller support in a relatively rotatable manner through a bearing device, the elastic jaws 21 are clamped in the sleeve pulling jaws 11, and the sleeve body 10 abuts against the end part of a rotating shaft 8 of the winding roller; an axial limiting ring 81 is arranged on the revolving shaft 8, and the axial limiting ring 81 is abutted against the roller positioning plate 9 through a bearing device.

Draw the elastic force that the claw 11 joint produced through elasticity jack catch 21 and sleeve, act on the axle head of revolving axle 8 through cover barrel 10, promote axial spacing ring 81 and compress tightly on roller locating plate 9 to ensure that the rolling roller can not produce axial displacement at the rolling in-process, ensure the axial positioning of rolling roller, prevent the wind-up roll skew, avoid driving the displacement of coiled material film, thereby guarantee the alignment between the stiffening device multichannel stamp process, promote the stamp quality. Meanwhile, the matched structure of the quick-connection sleeve 1 and the clamping jaw mechanism 2 is adopted, so that the installation and the disassembly are convenient, the relative fixing of the nut and the end cover is more convenient, the rolling roller is more suitable for the work rhythm of frequently replacing the rolling roller, and the work efficiency is improved.

The roller positioning plate 9 is provided with a claw positioning groove 91, the end part of the claw ring 20 is arranged in the claw positioning groove 91, a positioning groove pressing plate 92 is arranged outside the claw positioning groove 91, and a thrust bearing 29 is arranged between the end part of the claw ring 20 and the positioning groove pressing plate 92.

The end of the jaw ring 20 is provided with a jaw bearing seat 201, and the thrust bearing 29 is arranged in the jaw bearing seat 201.

The positioning groove pressing plate 92 is fixedly arranged on the surface of the roller positioning plate 9, a pressing plate positioning ring 921 is arranged on the inner wall of the positioning groove pressing plate 92, and the pressing plate positioning ring 921 is arranged between the thrust bearing 29 and the inner wall of the claw positioning groove 91. The positioning detent pressure plate 92 and the thrust bearing 29 are conveniently positioned during installation, and the positioning detent pressure plate 92 is reinforced to improve the bearing capacity of the push-pull force.

The roller positioning plate 9 is further provided with a thrust groove 93, a second thrust bearing 28 is arranged in the thrust groove 93, and the second thrust bearing 28 is arranged between the axial limiting ring 81 and the groove bottom of the thrust groove 93.

Further, the positioning groove pressing plate 92 is a fan-shaped annular structure, two fan-shaped edges of the annular structure are respectively aligned with the first split surface 791 and the second split surface 792, and an included angle between the two fan-shaped edges is greater than one hundred eighty degrees.

The open structure of the roller positioning plate 9 and the second roller positioning plate 7 can be formed by arranging the first split surface 791 and the second split surface 792, so that the rolling bearing 89 and other components can be integrally placed into the bearing seats (grooves) arranged on the roller positioning plate 9 and the second roller positioning plate 7 from the radial direction after being installed with the rotating shaft 8, the rolling bearing 89 can be directly placed into the bearing seats (grooves) arranged on the roller positioning plate 9 and the second roller positioning plate 7, the claw bearing seat 201 at the end part of the claw ring 20 and the thrust bearing 29 in the claw bearing seat can be directly placed into the claw positioning groove, and the second thrust bearing 28 can be directly placed into the thrust groove 93 after being arranged on the rotating shaft 8. The rotating shaft and the rolling roller are convenient to mount and dismount, and the working efficiency is improved. The included angle between the first split surface 791 and the second split surface 792 is more than one hundred eighty degrees, so that the rolling bearing 89 and the like can be placed conveniently.

The quick-release device for the roller positioning is arranged on a quick-release sleeve 1, the quick-release sleeve 1 comprises an annular sleeve body 10 and sleeve pulling claws 11, the sleeve body 10 comprises an upper cylinder body 101 and a lower cylinder body 102, the upper cylinder body 101 and the lower cylinder body 102 are both of semicircular structures and are enclosed into the annular sleeve body 10, and the sleeve pulling claws 11 are respectively arranged on the upper cylinder body 101 and the lower cylinder body 102; the barrel type barrel is characterized by further comprising a sleeve hinge 5, wherein a first sleeve hinge connecting plate 51 of the sleeve hinge 5 is fixed on the upper barrel body 101, a second sleeve hinge connecting plate 52 of the sleeve hinge 5 is fixed on the lower barrel body 102, and the first sleeve hinge connecting plate 51 and the second sleeve hinge connecting plate 52 are connected through a sleeve hinge shaft 50; on the opposite side of the sleeve hinge 5, an axial hole is formed in the upper cylinder 101, a threaded hole is formed in the lower cylinder 102, and the upper cylinder 101 and the lower cylinder 102 are fixedly connected through a connecting screw 59 arranged in the axial hole and the threaded hole.

And an elastic pad is arranged between the opposite end surfaces of the upper barrel body 101 and the lower barrel body 102 on the other opposite side of the sleeve hinge 5.

And a rubber pad is arranged between the opposite end faces of the upper cylinder body 101 and the lower cylinder body 102. The upper cylinder 101 and the lower cylinder 102 are pressed firmly when the connecting screw 59 is tightened. When the device is manufactured, a gap is formed between the opposite end faces of the upper cylinder 101 and the lower cylinder 102, and the elastic pad or the rubber pad is arranged to make up the gap and ensure the compression. If there is no gap between the opposite end faces of the upper cylinder 101 and the lower cylinder 102, if the manufacturing process is a positive tolerance, the end faces may collide during connection, and the compression cannot be performed. In addition, the elastic pad or rubber pad is also beneficial to separating the upper cylinder 101 and the lower cylinder 102 due to elasticity when the connecting screw 59 is removed, thereby being convenient for operation.

The quick-connection sleeve 1 is connected with the jaw mechanism 2 through the clamping between the jaws, so that the pressing-in installation is convenient, but the dismounting is relatively labor-consuming, and the quick-release device is arranged, so that the quick-connection sleeve can be integrally separated into an open structure in the radial direction when the quick-connection sleeve is dismounted, the quick-connection sleeve can be conveniently taken down, the axial pressing force can be dismounted, and the rotating roller can be efficiently dismounted.

The winding roller is also provided with a radial limiting device which comprises a radial limiting block 6 arranged on a winding roller bracket, wherein the radial limiting block 6 is of an annular structure, and the radial limiting block 6 is provided with a first limiting surface 61 and a second limiting surface 62; the winding roller support is also provided with a roller positioning plate 9 and a second roller positioning plate 7, the roller positioning plate 9 and the second roller positioning plate 7 are respectively provided with a first split surface 791 and a second split surface 792, and the first split surface 791 and the second split surface 792 are intersected at the installation center line of a rotating shaft 8 of the winding roller; radial stopper 6 is equipped with two, locates respectively on roller locating plate 9 and second roller locating plate 7, first spacing face 61 crimping in on the first subdivision face 791, the spacing face of second 62 crimping in on the second subdivision face 792.

A stopper hinge 4 is arranged on the outer wall of the radial stopper 6 on the second stopper surface 62 side, a first stopper hinge connecting plate 41 of the stopper hinge 4 is fixed on the radial stopper 6, a second stopper hinge connecting plate 42 of the stopper hinge 4 is fixed on the second split surface 792, and the first stopper hinge connecting plate 41 and the second stopper hinge connecting plate 42 are connected through a stopper hinge shaft 40; a limiting pressing sheet 47 is arranged on the outer wall of the radial limiting block 6 on the side of the first limiting surface 61, one end of the limiting pressing sheet 47 is fixed on the radial limiting block 6 through a hinge mechanism, and the other end of the limiting pressing sheet 47 is provided with a limiting pressing sheet head 471; the first splitting surface 791 is provided with a limiting crimping hole 46, and the limiting pressing piece head 471 is buckled in the limiting crimping hole 46. The radial limiting block and the roller positioning plate 9/the second roller positioning plate 7 can be fastened with each other through the limiting pressing sheet buckled in the limiting pressing hole.

The limiting pressing sheet 47 is further provided with a limiting pressing sheet head 472, the limiting pressing sheet head 472 is arranged at one end of the limiting pressing sheet head 471, and the limiting pressing sheet head 472 faces the outside of the limiting pressing hole 46. Through setting up spacing ejector pad head, when downthehole with spacing preforming lock in spacing crimping, can realize through pressing spacing ejector pad head and/or spacing ejector pad head, it is more convenient. More importantly, when the limit of the radial limiting block needs to be relieved, the limiting push head can be directly pulled outwards or pried, and the buckling and pressing state can be relieved quickly.

The radial limiting block 6 is provided with an inner hole 60, and one or more pressing blocks 69 are arranged on the inner wall of the inner hole 60.

The inner wall of the pressure piece 69 is pressed against the outer ring of the rolling bearing 89. The pressing blocks 69 can be arranged in a plurality of manners, and the inner diameters of the pressing blocks 69 can be set to be equal to the diameters of the rolling bearings 89, the claw positioning grooves and the thrust grooves 93.

Through setting up radial stopper, can be in the radial runout or the removal of the part of radially restricting the pivot and setting up on it, guarantee that the operation of rolling roller is radial stable to guarantee product quality. When unloading the rolling roller, can open radial stopper fast, radially restore roller locating plate 9 and second roller locating plate 7 whole to open structure to can take off the rolling roller very conveniently.

Example 2

The difference between the embodiment and embodiment 1 is that the roller positioning quick release device is a pressure-sheet type roller positioning quick release device, and is arranged on a quick connection sleeve 1, the quick connection sleeve 1 includes an annular sleeve body 10 and a sleeve pull claw 11, the sleeve body 10 includes an upper cylinder body 101 and a lower cylinder body 102, the upper cylinder body 101 and the lower cylinder body 102 are both in a semicircular structure and are enclosed into the annular sleeve body 10, and the sleeve pull claws 11 are respectively arranged on the upper cylinder body 101 and the lower cylinder body 102; the barrel type barrel is characterized by further comprising a sleeve hinge 5, wherein a first sleeve hinge connecting plate 51 of the sleeve hinge 5 is fixed on the upper barrel body 101, a second sleeve hinge connecting plate 52 of the sleeve hinge 5 is fixed on the lower barrel body 102, and the first sleeve hinge connecting plate 51 and the second sleeve hinge connecting plate 52 are connected through a sleeve hinge shaft 50; on the other side opposite to the sleeve hinge 5, a crimping hole 56 is arranged on the upper barrel 101, a pressing piece 57 is arranged on the lower barrel 102, one end of the pressing piece 57 is fixed on the lower barrel 102 through a hinge mechanism, a pressing piece head 571 is arranged at the other end of the pressing piece 57, and the pressing piece head 571 is buckled in the crimping hole 56. The pressing sheet 57 is buckled in the pressing hole 56, so that the upper cylinder 101 and the lower cylinder 102 can be fastened with each other.

The pressing sheet 57 is further provided with a sheet pushing head 572, the sheet pushing head 572 is arranged at one end where the sheet pushing head 571 is located, and the sheet pushing head 572 faces the outer side of the surface of the quick-connection sleeve 1. By providing the pushing piece head 572, when the pressing piece 57 is engaged with the crimping hole 56, the pressing piece head 571 and/or the pushing piece head 572 can be pressed, which is convenient. More importantly, when the upper cylinder 101 and the lower cylinder 102 need to be separated from each other by releasing the engagement, the pusher 572 can be pulled or pried directly out of the quick-connect sleeve 1, so that the engagement and compression state can be released quickly.

The terms "upper", "lower" or "above", "below" or the like are used herein in a relative relationship with respect to a normal use in a placed state, i.e., a positional relationship as generally shown in the drawings of the present application. When the placement state changes, for example, when the placement state is turned over, the corresponding positional relationship should be changed accordingly to understand or implement the technical solution of the present application.

Claims

1. The axial positioning device for the winding roller is characterized by comprising a quick-connection sleeve (1) and a jaw mechanism (2), wherein the quick-connection sleeve (1) comprises an annular sleeve body (10) and a sleeve pulling jaw (11); the clamping jaw mechanism (2) comprises a clamping jaw ring (20) and a plurality of elastic clamping jaws (21) arranged on the clamping jaw ring (20), the clamping jaw ring (20) is arranged on a roller positioning plate (9) arranged on a winding roller support in a relatively rotating mode through a bearing device, the elastic clamping jaws (21) are clamped in the sleeve pulling jaws (11), and the sleeve body (10) abuts against the end portion of a rotating shaft (8) of the winding roller; an axial limiting ring (81) is arranged on the rotating shaft (8), and the axial limiting ring (81) is abutted to the roller positioning plate (9) through a bearing device.

2. A take-up roll axial positioning device according to claim 1, characterized in that the roll positioning plate (9) is provided with a claw positioning groove (91), the end of the claw ring (20) is arranged in the claw positioning groove (91), a positioning groove pressure plate (92) is arranged outside the claw positioning groove (91), and a thrust bearing (29) is arranged between the end of the claw ring (20) and the positioning groove pressure plate (92).

3. A take-up drum axial positioning device according to claim 2, characterized in that the end of the jaw ring (20) is provided with a jaw bearing seat (201), and the thrust bearing (29) is provided in the jaw bearing seat (201).

4. The winding roller axial positioning device of claim 2, characterized in that the positioning groove pressing plate (92) is fixedly arranged on the surface of the roller positioning plate (9), the inner wall of the positioning groove pressing plate (92) is provided with a pressing plate positioning ring (921), and the pressing plate positioning ring (921) is arranged between the thrust bearing (29) and the inner wall of the claw positioning groove (91).

5. The axial positioning device for the winding roller according to claim 1, wherein a thrust groove (93) is further formed in the roller positioning plate (9), a second thrust bearing (28) is arranged in the thrust groove (93), and the second thrust bearing (28) is arranged between the axial limiting ring (81) and the bottom of the thrust groove (93).