Coiled material feeding mechanism and stamping device

Abstract

The utility model belongs to the technical field of stamping equipment, and provides a coiled material feed-in mechanism and a stamping device, which comprise a rack, a support roller, a feed-in roller and a feed-in motor which are arranged on the rack, and a connecting shaft with the axis parallel to the axis of the feed-in roller, the first end of the swing arm is hinged to the rack, and the second end of the swing arm can swing around the hinge center line of the swing arm and is detachably connected with the rack; the material pressing roller is coaxially arranged on the connecting shaft in a sleeving manner and is rotationally connected with the connecting shaft; and the locking assembly is arranged on the rack and / or the connecting shaft and used for locking the second end of the connecting shaft. The coiled material feeding mechanism and the stamping device are simple in structure, reasonable in design and convenient to operate, coiled materials at the feeding end can be effectively prevented from arching upwards, and the coiled materials can be conveniently fed in the direction of a machine tool.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping equipment, in particular to a coil feeding mechanism and a stamping device. Background Art

[0002] The coil stamping device includes an unwinding mechanism, a leveling mechanism, a feeding mechanism and a machine tool. During the stamping process, the coil conveyed by the unwinding mechanism enters the leveling mechanism, which performs leveling on the coil. After the leveling process, the coil enters the feeding mechanism, which intermittently feeds the coil of target length to the machine tool according to the stamping frequency of the machine tool.

[0003] However, since there is often a buffer zone of a certain distance from the coil coming out of the leveling mechanism to the coil entering the feeding mechanism and the height of the buffer zone is lower than the height of the coil in the leveling mechanism and the feeding mechanism, when the coil enters the feeding mechanism, the coil will arch at the feed end of the feeding mechanism, thereby affecting the feeding of the feeding mechanism. Summary of the invention

[0004] In view of the defects in the prior art, the purpose of the utility model is to provide a coil feeding mechanism and a punching device to solve the above problems existing in the coil feeding mechanism in the prior art.

[0005] In order to achieve the above-mentioned object, on the one hand, the utility model provides a coil feeding mechanism, comprising a frame and a support roller, a feeding roller and a feeding motor arranged on the frame, and also comprising:

[0006] A connecting shaft, whose axis is parallel to the axis of the feed roller, whose first end is hinged to the frame, whose second end can swing around its own hinge center line, and whose second end is detachably connected to the frame;

[0007] a nip roller, which is coaxially sleeved on the connecting shaft and is rotatably connected to the connecting shaft; and

[0008] A locking assembly is arranged on the frame and / or the connecting shaft and is used to lock the second end of the connecting shaft.

[0009] Furthermore, it also includes:

[0010] A first slider, which is disposed on the frame and slidably connected to the frame, and can perform reciprocating linear motion between a first position and a second position along the longitudinal direction, and two of the first sliders are provided, wherein a first end of the connecting shaft is hinged to one of the two first sliders, and a second end is detachably connected to the other of the two first sliders; and

[0011] The first driving assembly is arranged on the frame and is used for driving the first sliding block to perform reciprocating linear motion between the first position and the second position.

[0012] Furthermore, the first driving component comprises:

[0013] A first screw rod, which is arranged on the frame and is rotatably connected to the frame, and two first screw rods are provided, and the two first screw rods are respectively threadedly connected to the two first sliders;

[0014] The first bevel gears are provided with two, the two first bevel gears are coaxially sleeved on the bottom ends of the two first screws respectively, and the first bevel gears are fixedly connected to the first screws;

[0015] a rotating shaft, which is disposed on the frame and is rotatably connected to the frame; and

[0016] The second bevel gear is coaxially sleeved on the rotating shaft and fixedly connected to the rotating shaft. Two second bevel gears are provided, and the two second bevel gears are respectively meshed with the two first bevel gears.

[0017] Furthermore, a slot is provided on the first sliding block corresponding to the second end of the connecting shaft, and a connecting portion adapted to the slot is provided on the second end of the connecting shaft.

[0018] Furthermore, the locking assembly includes a locking bolt, and a through hole is formed on the connecting portion. The locking bolt passes through the through hole and is threadedly connected to the first sliding block.

[0019] Furthermore, it also includes:

[0020] A guide roller, the axis of which is arranged in the longitudinal direction, and is rotatably arranged on the frame, and two guide rollers are provided, and the two guide rollers can be close to or away from each other; and

[0021] The second driving assembly is used for driving the two guide rollers to move closer to or away from each other.

[0022] Furthermore, the second driving component comprises:

[0023] A second slider is slidably connected to the frame, and two of the second sliders are provided, and the two guide rollers are rotatably connected to the two second sliders respectively; and

[0024] a second screw rod, which is rotatably connected to the frame;

[0025] Wherein, the two second sliding blocks are both threadedly connected to the second screw rod, and when the second screw rod is rotated, the two second sliding blocks move closer to or farther away from each other.

[0026] On the other hand, the utility model also provides a stamping device, including an uncoiling mechanism, a leveling mechanism and a machine tool, and also includes any of the coil feeding mechanisms described above.

[0027] Beneficial effects of the utility model:

[0028] The coil feeding mechanism and the punching device provided by the utility model are provided with a pressing roller to press down the coil at the feeding end of the coil feeding mechanism, thereby achieving the purpose of preventing the coil at the feeding end of the coil feeding mechanism from arching upward. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0030] Figure 1 A three-dimensional view of a coil feeding mechanism provided in one embodiment of the utility model;

[0031] Figure 2 for Figure 1 A cross-sectional view in the AA direction is shown;

[0032] Figure 3 for Figure 2 An enlarged view of section C is shown;

[0033] Figure 4 for Figure 1 A cross-sectional view along the BB direction is shown.

[0034] Reference numerals:

[0035] 100, frame; 200, support roller; 310, connecting shaft; 320, pressure roller; 321, connecting part; 330, first slider; 331, slot; 340, locking bolt; 351, first screw; 352, first bevel gear; 353, rotating shaft; 354, second bevel gear; 410, guide roller; 421, second slider; 422, second screw. DETAILED DESCRIPTION

[0036] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0037] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by technicians in the field to which the utility model belongs.

[0038] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0039] In addition, the terms "first", "second", etc. are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present utility model, the meaning of "plurality" is more than two, unless otherwise clearly and specifically limited.

[0040] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0041] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0042] like Figure 1-4 As shown, in one embodiment, the utility model provides a coil feeding mechanism, including a frame 100 and a support roller 200, a feeding roller (not shown in the drawings) and a feeding motor (not shown in the drawings) arranged on the frame 100, and also includes a connecting shaft 310, a pressure roller 320 and a locking assembly.

[0043] The axis center line of the connecting shaft 310 is parallel to the axis center line of the feed roller. The connecting shaft 310 is arranged above the support roller 200. The first end of the connecting shaft 310 is hinged to the frame 100, and the second end can swing around its own hinge center line, and the second end of the connecting shaft 310 is detachably connected to the frame 100. The pressing roller 320 is coaxially sleeved on the connecting shaft 310, and the pressing roller 320 is rotatably connected to the connecting shaft 310. The locking assembly is arranged on the frame 100 and / or the connecting shaft 310, and the locking assembly is used to lock the second end of the connecting shaft 310.

[0044] When in use, first release the lock of the second end of the connecting shaft 310 by the locking assembly; then remove the second end of the connecting shaft 310 and rotate the connecting shaft 310 to facilitate placing the coil; after the coil is placed on the supporting roller 200, restore the connecting shaft 310 to its original position and use the locking assembly to lock the second end of the connecting shaft 310. Under the action of the pressing roller 320, the coil will not be arched, so that the purpose of smoothly feeding the coil to the machine tool is achieved.

[0045] The coil feeding mechanism provided in this embodiment is provided with a pressing roller 320 to press down the coil at the feeding end of the coil feeding mechanism, thereby achieving the purpose of preventing the coil at the feeding end of the coil feeding mechanism from arching upward.

[0046] In one embodiment, the system further includes a first slider 330 and a first driving assembly.

[0047] The first slider 330 is mounted on the frame 100, and the first slider 330 is slidably connected to the frame 100. The first slider 330 can perform reciprocating linear motion between a first position and a second position in the longitudinal direction. Two first sliders 330 are provided, wherein a first end of the connecting shaft 310 is hinged to one of the two first sliders 330, and a second end is detachably connected to the other of the two first sliders 330. A first driving assembly is provided on the frame 100, and the first driving assembly is used to drive the first slider 330 to perform reciprocating linear motion between the first position and the second position.

[0048] When in use, the first driving assembly drives the first slider 330 to move between the first position and the second position, thereby achieving the purpose of changing the distance between the pressing roller 320 and the supporting roller 200, and further achieving the purpose of pressing down coils of different thicknesses.

[0049] Preferably, a slot 331 is formed on the first sliding block 330 corresponding to the second end of the connecting shaft 310 , and a connecting portion 321 adapted to the slot 331 is disposed on the second end of the connecting shaft 310 .

[0050] Preferably, the locking assembly includes a locking bolt 340 . A through hole is formed on the connecting portion 321 . The locking bolt 340 passes through the through hole and is threadedly connected to the first sliding block 330 .

[0051] In one embodiment, the first driving assembly includes a first screw 351 , a first bevel gear 352 , a rotating shaft 353 , and a second bevel gear 354 .

[0052] The first screw rod 351 is disposed on the frame 100, and the first screw rod 351 is rotatably connected to the frame 100. Two first screw rods 351 are provided, and the two first screw rods 351 are respectively threadedly connected to the two first sliders 330. Two first bevel gears 352 are provided, and the two first bevel gears 352 are respectively coaxially sleeved on the bottom ends of the two first screw rods 351, and the first bevel gear 352 is fixedly connected to the first screw rod 351. The rotating shaft 353 is disposed on the frame 100, and the rotating shaft 353 is rotatably connected to the frame 100. The second bevel gear 354 is coaxially sleeved on the rotating shaft 353, and the second bevel gear 354 is fixedly connected to the rotating shaft 353. Two second bevel gears 354 are provided, and the two second bevel gears 354 are respectively meshed with the two first bevel gears 352.

[0053] When in use, the rotating shaft 353 is rotated, and the rotating shaft 353 drives the second bevel gear 354 to rotate, and the second bevel gear 354 drives the first bevel gear 352 to rotate, and the first bevel gear 352 drives the first screw 351 to rotate, thereby achieving the purpose of driving the first slider 330 to move upward or downward. Specifically, when the rotating shaft 353 is rotated forward, the first slider 330 moves upward; when the rotating shaft 353 is rotated backward, the first slider 330 moves downward.

[0054] The first drive assembly of the coil feeding mechanism provided in this embodiment has a simple structure and a reasonable design. It only needs to rotate the rotating shaft 353 to achieve the purpose of simultaneously driving the two first sliders 330 to move the same distance. It is easy to operate and it is easy to ensure that the two first sliders 330 are at the same height.

[0055] In one embodiment, a guide roller 410 and a second drive assembly are also included.

[0056] The axis of the guide roller 410 is arranged along the longitudinal direction, and the guide roller 410 is rotatably arranged on the frame 100. There are two guide rollers 410, and the two guide rollers 410 can be close to or away from each other to achieve the purpose of guiding coils of different widths. The second driving component is used to drive the two guide rollers 410 to move closer to or away from each other.

[0057] Specifically, the second driving assembly includes a second slider 421 and a second screw rod 422 .

[0058] The second slider 421 is slidably connected to the frame 100, and two second sliders 421 are provided. The two guide rollers 410 are respectively rotatably connected to the two second sliders 421. The second screw rod 422 is rotatably connected to the frame 100. The two second sliders 421 are both threadedly connected to the second screw rod 422, and when the second screw rod 422 is rotated, the two second sliders 421 approach or move away from each other. Specifically, the second screw rod 422 is provided with a first thread segment and a second thread segment with the same pitch but opposite spiral directions, and the two second sliders 421 are respectively threadedly connected to the second screw rod 422 through the first thread segment and the second thread segment.

[0059] When in use, the two second sliders 421 can be moved closer or farther away from each other by rotating the second screw rod 422. Specifically, when the second screw rod 422 is rotated forward, the two second sliders 421 move closer to each other; when the second screw rod 422 is rotated backward, the two second sliders 421 move away from each other.

[0060] In one embodiment, the utility model further provides a stamping device, including an uncoiling mechanism, a leveling mechanism and a machine tool, and also includes the coil feeding mechanism described in any of the above embodiments.

[0061] In the specification of the present utility model, a lot of specific details are described. However, it is understood that the embodiments of the present utility model can be practiced without these specific details. In some examples, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this specification.

[0062] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A coil feeding mechanism, comprising a frame (100) and a support roller (200), a feeding roller and a feeding motor arranged on the frame (100), characterized in that: Also includes: A connecting shaft (310), whose axis is parallel to the axis of the feed roller, whose first end is hinged to the frame (100), whose second end can swing around its own hinge centerline, and whose second end is detachably connected to the frame (100); a press roller (320) which is coaxially sleeved on the connecting shaft (310) and is rotatably connected to the connecting shaft (310); as well as A locking assembly is arranged on the frame (100) and / or the connecting shaft (310), and is used to lock the second end of the connecting shaft (310).

2. The coil feeding mechanism according to claim 1, characterized in that: Also includes: A first slider (330) is arranged on the frame (100), is slidably connected to the frame (100), and can perform reciprocating linear motion between a first position and a second position along the longitudinal direction. Two sliders are provided, wherein a first end of the connecting shaft (310) is hinged to one of the two first sliders (330), and a second end is detachably connected to the other of the two first sliders (330); as well as A first driving assembly is arranged on the frame (100) and is used to drive the first sliding block (330) to perform reciprocating linear motion between the first position and the second position.

3. The coil feeding mechanism according to claim 2, characterized in that: The first driving assembly comprises: A first screw rod (351), which is arranged on the frame (100) and is rotatably connected to the frame (100), and two first screw rods (351) are provided, and the two first screw rods (351) are respectively threadedly connected to the two first sliding blocks (330); Two first bevel gears (352) are provided, and the two first bevel gears (352) are coaxially sleeved on the bottom ends of the two first screw rods (351), respectively, and the first bevel gears (352) are fixedly connected to the first screw rods (351); a rotating shaft (353), which is disposed on the frame (100) and is rotatably connected to the frame (100); and The second bevel gear (354) is coaxially sleeved on the rotating shaft (353) and is fixedly connected to the rotating shaft (353). Two second bevel gears (354) are provided, and the two second bevel gears (354) are respectively meshed with the two first bevel gears (352).

4. The coil feeding mechanism according to claim 2 or 3, characterized in that: A slot (331) is provided on the first sliding block (330) corresponding to the second end of the connecting shaft (310), and a connecting portion (321) adapted to the slot (331) is provided on the second end of the connecting shaft (310).

5. The coil feeding mechanism according to claim 4, characterized in that: The locking assembly comprises a locking bolt (340), the connecting portion (321) is provided with a through hole, and the locking bolt (340) passes through the through hole and is threadedly connected to the first sliding block (330).

6. The coil feeding mechanism according to claim 1, 2, 3 or 5, characterized in that: Also includes: A guide roller (410), the axis of which is arranged along the longitudinal direction, and which is rotatably arranged on the frame (100), and two guide rollers (410) are provided, and the two guide rollers (410) can approach or move away from each other; and The second driving component is used for driving the two guide rollers (410) to move closer to or farther from each other.

7. The coil feeding mechanism according to claim 6, characterized in that: The second driving assembly comprises: A second sliding block (421) is slidably connected to the frame (100), and two second sliding blocks (421) are provided, and the two guide rollers (410) are rotatably connected to the two second sliding blocks (421) respectively; and A second screw rod (422) rotatably connected to the frame (100); The two second sliding blocks (421) are both threadedly connected to the second screw rod (422), and when the second screw rod (422) is rotated, the two second sliding blocks (421) move closer to or farther from each other.

8. A stamping device, comprising an unwinding mechanism, a leveling mechanism and a machine tool, characterized in that: It also includes the coil feeding mechanism described in any one of claims 1-7.

Images