CN202575546U - Winding device for rewinding machine - Google Patents

Abstract

The utility model relates to a rewinding machine, in particular to a coiling device of the rewinding machine. The utility model includes an auxiliary support (1), an auxiliary turntable (2), a main turntable (4), a main support (5), a platform (7), a guide rail (8) and a base (9), and the rotatable auxiliary turntable ( 2) Connected to the auxiliary support (1), the rotatable main turntable (4) is connected to the main support (5), the feature is that both the auxiliary support (1) and the main support (5) are fixed to the platform (7) Then, the platform (7) is slidingly connected with the base (9) through the guide rail (8). After adopting the above technical solution, the utility model has a good winding effect and further realizes the automatic adjustment of the roll width.

Description

Rewinder Coiler

technical field

The utility model relates to a rewinding machine, in particular to a coiling device for a rewinding machine. The utility model is mainly suitable for orderly winding metal pipelines into coiled coils. The utility model belongs to the technical field of manufacturing and processing of winding equipment for metal pipelines.

Background technique

After the metal pipeline is processed to the final size, it is usually close-packed and wound, and then heat-treated or packaged. For example: copper tube or aluminum tube, after being drawn to the final size, close-packed winding, and then heat treatment such as annealing. In order to wind metal pipelines in an orderly and close-packed manner into a coiled coil, a rewinding device is generally used.

Such as: Chinese Patent Publication No. CN1807213A discloses a winding device for a rewinding machine, which includes a guide rail, a first vertical arm and a second vertical arm slidably arranged on the guide rail, and a first turntable, a first turntable, and a second vertical arm are rotatably arranged on the first vertical arm. The second turntable is rotatably arranged on the second vertical arm, the slide shaft slides along the axial direction of the second turntable, and the barrel core is arranged on the slide shaft.

It mainly has the following problems:

(1) As the number of winding layers of the wound pipeline increases, an outward supporting force will be generated on the first turntable and the second turntable, and the more winding layers, the greater the supporting force. Because both the first force arm and the second force arm are connected to the base through the guide rail, the impact of the supporting force and the gap between the guide rails will cause the first turntable and the second turntable to be non-parallel. This kind of non-parallel will affect the winding of the pipeline, resulting in the phenomenon of misalignment or wire jumping.

(2) The locking mechanism of the turntable and the lateral movement mechanism of the tail sleeve make the structure of the winding device of the rewinding machine complex, with many related parts and high manufacturing costs.

Contents of the invention

The purpose of the utility model is to provide a coiling device for a rewinding machine with good winding effect and to further realize the automatic adjustment of the coil width.

In order to achieve the above technical purpose, the utility model adopts the following technical solutions: a rewinding machine coiling device, including auxiliary support, auxiliary turntable, main turntable, main support, platform, guide rail and base, rotatable auxiliary turntable and auxiliary turntable The support is connected, the rotatable main turntable is connected to the main support, the auxiliary support and the main support are both fixedly connected to the platform, and the platform is slidably connected to the base through guide rails.

Further, an automatic width adjustment device is also provided, and one end of the automatic width adjustment device fixed on the main support is connected to the main turntable.

Still further, the automatic width adjustment device includes a first positioning sleeve, a first bearing, a first lock nut, a first screw, a first servo motor and a first nut assembly, wherein:

——The first positioning sleeve is sleeved on the main shaft of the main turntable through the first bearing, and the first lock nut is sleeved on the main shaft of the main turntable, and is connected with the first bearing or the first positioning fixed connection;

——The first screw rod passes through the first nut assembly and the first servo motor and extends into the first positioning sleeve. The first screw rod extending into the first positioning sleeve is provided with a first protrusion, and the first positioning sleeve A first concave cavity matched with the first convex part is arranged inside;

- The first servo motor is fixed on the main support, and the first nut assembly is fixed on the main support.

Still further, the automatic width adjustment device includes a small gear, a large gear, a second bearing, a second lock nut, a polished rod, a second servo motor, a second positioning sleeve, a second screw rod, a polished rod positioning piece, a screw rod Positioner and second nut assembly, where:

——The second positioning sleeve is sleeved on the main shaft of the main turntable through the second bearing, and the second lock nut is sleeved on the main shaft of the main turntable, and is connected with the second bearing or the second positioning fixed connection;

——The polished rod passes through the second servo motor and extends into the second positioning sleeve, and the multiple pinion gears in the second positioning sleeve engage with the large gear, and one of the multiple pinion gears is sleeved on the polished rod. The other pinions in the first pinion are respectively sleeved on the second screw mandrel;

- The polished rod extending into the second positioning sleeve is provided with a second convex part, and the second positioning sleeve is provided with a second concave cavity matching the second convex part, and the polished rod positioning parts are located on both sides of the second convex part;

——The second screw rod located in the second positioning sleeve is provided with a convex part, and the second positioning sleeve is provided with a concave cavity matching the convex part of the second screw rod, and the screw rod positioning parts are located on both sides of the second screw rod convex part , the other end of the second screw rod passes through the second nut assembly;

- The second servo motor is fixed on the main support, and the second nut assembly is fixed on the main support.

Furthermore, the polished rod positioning part and/or the threaded rod positioning part are bearings.

Furthermore, the number of pinions is three.

Furthermore, the pinion gear is a small planetary gear, and the large gear is a sun gear.

After adopting the above technical scheme, the utility model has the following beneficial effects:

(1) Because the main and auxiliary supports are fixed on the platform. The platform is an integral structure with strong rigidity, which can prevent the main and auxiliary plates from tilting due to too much coil support when the pipeline is wound. Guarantee the parallelism between the main and auxiliary disks, avoid the jumping phenomenon caused by the non-parallel main and auxiliary disks, and improve the winding effect, so the winding effect is very good.

(2) The first positioning sleeve, the first screw rod and the first servo motor cooperate, the servo motor drives the first screw rod to rotate and drives the first positioning sleeve to move left and right, and the first nut assembly is fixed on the main support, so that Automatic adjustment of roll width H.

(3) The small gear and the large gear mesh, the second servo motor drives the polished rod and simultaneously rotates the second screw rod, and the second nut assembly is fixed on the main support, so that the automatic adjustment of the coil width H is also realized.

(4) The polished rod positioning part and/or the screw rod positioning part adopts bearings to reduce the friction between the polished rod positioning part and/or the screw rod positioning part and the second positioning sleeve, and it is easy to install and has a good positioning effect. Three small gears are used to meet the requirements of three points and one side, and the roll width H can be adjusted more stably. The small planetary gear is used to cooperate with the sun gear, and the actual meshing effect is good.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural diagram of the first embodiment of part 6 in Fig. 1;

Fig. 3 is the structure diagram of the second embodiment of part 6 in Fig. 1;

Fig. 4 is the A direction view among Fig. 3;

Fig. 5 is a C-C cross-sectional structure diagram in Fig. 4;

Fig. 6 is the enlarged view of part I in Fig. 2;

FIG. 7 is an enlarged view of part II in FIG. 3 .

In the figure: 1, auxiliary support, 2, auxiliary turntable, 4, main turntable, 5, main support, 6, automatic width adjustment device, 7, platform, 8, guide rail, 9, base, 101, main turntable shaft, 102, The first positioning sleeve, 103, the first bearing, 104, the first lock nut, 105, the first screw mandrel, 106, the first servo motor, 107, the first nut assembly, 108, the main shaft, 109, the first concave Cavity, 110, first protrusion, 201, pinion, 202, bull gear, 203, second bearing, 204, second lock nut, 205, polished rod, 206, second servo motor, 207, second positioning sleeve , 208, the second concave cavity, 209, the second convex part, 210, the second screw rod, 211-1, the polished rod positioning part, 211-2, the screw rod positioning part, 212, the second nut assembly, H, volume Width.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Example

As shown in Figure 1, a rewinding machine coiling device includes an auxiliary support 1, an auxiliary turntable 2, a main turntable 4, a main support 5, a platform 7, a guide rail 8 and a base 9, and a main turntable shaft 101 of the main turntable 4 Set on the main shaft 108. The rotatable auxiliary turntable 2 is connected with the auxiliary support 1, the rotatable main turntable 4 is connected with the main support 5, the auxiliary support 1 and the main support 5 are fixedly connected with the platform 7, and the platform 7 is slidably connected with the base 9 through the guide rail 8.

After adopting the above structure, the platform as a whole structure bears the force transmitted from the main and auxiliary turntables, so that the main and auxiliary turntables can be avoided from tilting when the pipeline is wound. Ensure the parallelism between the main and auxiliary disks, avoid jumping pipes caused by the non-parallel main and auxiliary disks, and improve the winding effect.

In actual use, a power mechanism can be provided between the platform 7 and the guide rail 8 or between the guide rail 8 and the base 9 . Through the power mechanism, the platform 7 slides on the guide rail 8, or the guide rail 8 fixed on the platform 7 slides on the base 9, that is, the platform 7 is fixed on the platform 7 and the slide block matched with the guide rail 8 or fixed on the base 9 Connect the slide block that cooperates with guide rail 8. The above-mentioned power mechanism is a structure of a servo motor plus a lead screw or a power device such as an oil cylinder or an air cylinder. In this way, the main and auxiliary supports fixed on the platform can slide on the base, meeting the requirement for the main and auxiliary plates to move laterally during coiling. Of course, it is also possible to use pulleys and guide rails to cooperate between the platform and the base to realize the above functions.

In order to meet the requirements for adjusting the coil width H between the main and auxiliary discs, it is necessary to install an automatic width adjustment device 6 , one end of the automatic width adjustment device 6 fixed on the main support 5 is connected to the main turntable 4 .

As shown in Figure 2 and Figure 6, the implementation structure of the first automatic width adjustment device includes a first positioning sleeve 102, a first bearing 103, a first lock nut 104, a first screw rod 105, a first servo Motor 106 and first nut assembly 107, wherein:

——The first positioning sleeve 102 is sleeved on the main shaft 101 of the main turntable 4 through the first bearing 103, and the first locking nut 104 is sleeved on the main shaft 101 of the main turntable, and is connected with the second A bearing 103 or the first positioning sleeve 102 is fixedly connected, so that the first lock nut 104 locks the first bearing 103 or the first positioning sleeve 102 on the main shaft 101;

——The first screw rod 105 passes through the first nut assembly 107 and the first servo motor 106 and extends into the first positioning sleeve 102, and the first screw rod 105 extending into the first positioning sleeve 102 is provided with a first protrusion part 110, the first positioning sleeve 102 is provided with a first concave cavity 109 matching the first convex portion 110, so that the rotation of the first screw rod 105 can drive the first positioning sleeve 102 to move;

——The first servo motor 106 is fixed on the main support 5 , and the first nut assembly 107 is fixed on the main support 5 .

After adopting the first type of automatic width adjustment device to implement the structure, the servo motor can drive the first screw to rotate and drive the first positioning sleeve to move left and right, while the first nut assembly is fixed on the main support, so that the automatic adjustment of the roll width H can be realized .

The implementation structure of the first automatic width adjusting device is a force point.

In order to realize multiple force points, the utility model discloses a second implementation structure of the automatic width adjustment device, the structure of which is shown in Figures 3-5 and Figure 7 .

The automatic width adjustment device 6 includes a small gear 201, a bull gear 202, a second bearing 203, a second lock nut 204, a polished rod 205, a second servo motor 206, a second positioning sleeve 207, a second screw rod 210, and a polished rod positioning Part 211-1, the screw positioning part 211-2 and the second nut assembly 212, wherein,

——The second positioning sleeve 207 is sleeved on the main shaft 101 of the main turntable 4 through the second bearing 203, and the second locking nut 204 is sleeved on the main shaft 101 of the main turntable, and is connected with the first The second bearing 203 or the second positioning sleeve 207 is fixedly connected, so that the second lock nut 204 locks the second bearing 203 or the second positioning sleeve 207 on the main disc shaft 101;

——The polished rod 205 passes through the second servo motor 206 and extends into the second positioning sleeve 207, the multiple pinion gears 201 and the large gear 202 located in the second positioning sleeve 207 mesh, and one pinion gear in the multiple pinion gears 201 Socketed on the polished rod 205, the other pinions in the plurality of pinions 201 are matched with the corresponding number of second screw rods 210 one by one and socketed on the second screw rods 210;

——The polished rod 205 extending into the second positioning sleeve 207 is provided with a second convex portion 209, and the second positioning sleeve 207 is provided with a second concave cavity 208 matching the second convex portion 209, and the polished rod positioning member 211-1 is located Both sides of the second convex portion 209;

——The second screw rod 210 located in the second positioning sleeve 207 is provided with a convex portion, and the second positioning sleeve 207 is provided with a concave cavity matching the convex portion of the second screw rod, and the screw rod positioning member 211-2 is located in the second On both sides of the convex part of the screw rod, the other end of the second screw rod 210 passes through the second nut assembly 212;

——The second servo motor 206 is fixedly connected to the main support 5 , and the second nut assembly 212 is fixedly connected to the main support 5 .

After adopting the second automatic width adjustment device to implement the structure, the second servo motor drives the polished rod and drives a small gear on it to rotate. The small gear drives the large gear to rotate, and the large gear in turn drives other small gears to rotate. Simultaneously, it drives the second lead screw matched with it to rotate, and the second lead screw rotates to drive the second nut assembly to rotate and finally achieve the left and right lateral movement of the main disc shaft. In this way, the stable and automatic adjustment of the roll width H is realized under the action of multiple force points.

In actual use, the polished rod positioning part 211-1 and/or the threaded rod positioning part 211-2 are preferably bearings, and the bearings are sealed in the cavity of the second positioning sleeve 207 through a cover. The pinion gear 201 is preferably a small planetary gear and the bull gear 202 is preferably a sun gear. The number of pinions 201 is preferably three.

The utility model is not limited to the above-mentioned embodiments, and any technical solutions formed by equivalent or equivalent replacements all fall within the scope of protection required by the utility model.

Claims (7)

1. A rewinding machine coiling device, including auxiliary support (1), auxiliary turntable (2), main turntable (4), main support (5), platform (7), guide rail (8) and base (9 ), the rotatable auxiliary turntable (2) is connected to the auxiliary support (1), and the rotatable main turntable (4) is connected to the main support (5), characterized in that: the auxiliary support (1) and the main support (5) ) are fixedly connected with the platform (7), and the platform (7) is slidingly connected with the base (9) through the guide rail (8). 2. The rewinding machine coiling device according to claim 1, characterized in that: an automatic width adjustment device (6) is also provided, and the automatic width adjustment device (6) fixed on the main support (5) One end is connected with the main turntable (4). 3. The rewinding machine coiling device according to claim 2, characterized in that: the automatic width adjustment device (6) includes a first positioning sleeve (102), a first bearing (103), a first locking Nut (104), first lead screw (105), first servo motor (106) and first nut assembly (107), wherein: ——The first positioning sleeve (102) is sleeved on the main shaft (101) of the main turntable (4) through the first bearing (103), and the first lock nut (104) is sleeved on the main turntable on the main disc shaft (101), and fixedly connected with the first bearing (103) or the first positioning sleeve (102); ——The first threaded rod (105) passes through the first nut assembly (107) and the first servo motor (106) and extends into the first positioning sleeve (102), and extends into the first positioning sleeve (102) The first screw rod (105) is provided with a first protrusion (110), and the first positioning sleeve (102) is provided with a first concave cavity (109) matched with the first protrusion (110); - The first servo motor (106) is fixed on the main support (5), and the first nut assembly (107) is fixed on the main support (5). 4. The rewinding machine coiling device according to claim 2, characterized in that: the automatic width adjustment device (6) includes a small gear (201), a large gear (202), a second bearing (203), Second lock nut (204), polished rod (205), second servo motor (206), second positioning sleeve (207), second screw rod (210), polished rod positioning piece (211-1), screw rod positioning piece (211-2) and second nut assembly (212), where: ——The second positioning sleeve (207) is sleeved on the main shaft (101) of the main turntable (4) through the second bearing (203), and the second lock nut (204) is sleeved on the main turntable on the main disc shaft (101), and fixedly connected with the second bearing (203) or the second positioning sleeve (207); ——The polished rod (205) passes through the second servo motor (206) and extends into the second positioning sleeve (207), a plurality of small gears (201) and large gears (202) located in the second positioning sleeve (207) meshing, one of the multiple pinions (201) is sleeved on the polished rod (205), and the other pinions of the multiple pinions (201) are respectively sleeved on the second screw rod (210); ——The polished rod (205) extending into the second positioning sleeve (207) is provided with a second protrusion (209), and the second positioning sleeve (207) is provided with a second concave matching the second protrusion (209) The cavity (208), the polished rod positioning piece (211-1) is located on both sides of the second convex part (209); ——The second screw rod (210) located in the second positioning sleeve (207) is provided with a convex part, and the second positioning sleeve (207) is provided with a concave cavity matching the convex part of the second screw rod, and the screw rod positioning part (211-2) are located on both sides of the protrusion of the second screw rod, and the other end of the second screw rod (210) passes through the second nut assembly (212); - The second servo motor (206) is fixed on the main support (5), and the second nut assembly (212) is fixed on the main support (5). 5. The rewinding machine coiling device according to claim 4, characterized in that: the polished rod positioning part (211-1) and/or the threaded rod positioning part (211-2) are bearings. 6. The rewinding machine coiling device according to claim 4, characterized in that: there are three pinion gears (201). 7. The rewinding machine coiling device according to claim 4, characterized in that: the pinion gear (201) is a small planetary gear, and the large gear (202) is a sun gear.

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