CN214733140U - Discharge mechanism and film winding device - Google Patents

Abstract

The utility model discloses an shedding mechanism and film coiling mechanism, film coiling mechanism includes, shedding mechanism includes: a frame; the bottom of the supporting arm is rotatably connected with the machine frame; the first driving device is arranged on the rack and can drive the supporting arm to swing relative to the rack; one end of the bearing arm is rotatably connected to the top of the supporting arm, and a limiting groove for bearing the winding roller is arranged on the bearing arm; the second driving device is arranged on the rack and can drive the bearing arm to swing relative to the supporting arm; the first position sensor is arranged on the bearing arm and used for detecting whether the wind-up roll is supported in the limiting groove; and the control device is arranged on the rack and is electrically connected with the first driving device, the second driving device and the first position sensor respectively. The structure is favorable for preventing the winding roller from slipping off because the bearing arm is not supported in place in the unloading process, thereby reducing the potential safety hazard.

Description

Discharge mechanism and film winding device

Technical Field

The utility model relates to a film production technical field, in particular to shedding mechanism and film coiling mechanism.

Background

In the prior art, after a film is processed and formed, the film needs to be wound, namely, the processed and formed film is wound on a winding roller through a film winding device, after the film on the winding roller is wound to a set length, the film needs to be cut off through a cutting mechanism, the winding roller wound with the film with the set length is unloaded from the film winding device, and then the winding roller not wound with the film is loaded to continue winding. Some film coiling devices's that have on the market wind-up roll need pass through locking structure and install in the frame at the in-process of work, then drive the wind-up roll through drive arrangement and rotate in order to wind the film on the wind-up roll, when uninstalling the wind-up roll, operating personnel controls earlier the discharge arm through the operation panel of control room and supports in the bottom of wind-up roll, then control locking structure and relieve the locking to the wind-up roll, control the discharge arm at last and unload the wind-up roll that relieves the locking, however, if discharge arm does not support in place and operating personnel does not discover in time again, the wind-up roll after relieving the locking very easily from the discharge arm landing, there is the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an shedding mechanism is favorable to preventing the wind-up roll landing during uninstallation wind-up roll.

The utility model discloses still provide a film coiling mechanism with above-mentioned shedding mechanism.

According to the utility model discloses an shedding mechanism of first aspect embodiment, include: a frame; the bottom of the supporting arm is rotatably connected to the rack; the first driving device is arranged on the rack and is in transmission connection with the supporting arm, and the first driving device can drive the supporting arm to swing relative to the rack; one end of the bearing arm is rotatably connected to the top of the supporting arm, and a limiting groove for bearing the winding roller is formed in the bearing arm; the second driving device is arranged on the rack and is in transmission connection with the bearing arm, and the second driving device can drive the bearing arm to swing relative to the supporting arm; the first position sensor is arranged on the bearing arm and used for detecting whether the winding roller is supported in the limiting groove; the control device is arranged on the rack and is electrically connected with the first driving device, the second driving device and the first position sensor respectively.

According to the utility model discloses shedding mechanism has following beneficial effect at least: when the wind-up roll is unloaded, firstly the control device controls the first driving device to drive the supporting arm to swing relative to the rack, then the control device controls the second driving device to drive the bearing arm to swing relative to the supporting arm, so that the bearing arm can be supported at the bottom of the wind-up roll, then the first position sensor detects whether the wind-up roll is supported in the limiting groove, when the wind-up roll is supported in the limiting groove, the first position sensor feeds a detection result back to the control device, then the control device controls the locking structure to unlock the wind-up roll, and finally the control device controls the first driving device to drive the supporting arm to swing relative to the rack and controls the second driving device to drive the bearing arm to swing relative to the supporting arm, to unload the wind-up roll. The structure is favorable for preventing the rolling roller from slipping off because the bearing arm is not supported in place in the unloading process, thereby reducing the potential safety hazard.

According to the utility model discloses a some embodiments, first position sensor is proximity sensor, can avoid first position sensor is at the in-process of work and wind-up roll direct contact, is favorable to preventing first position sensor is because of being crushd by pressure around the weight of the wind-up roll of film is great.

According to some embodiments of the utility model, the lateral part of bearing arm be provided with a plurality of protrusions in the supporting shoe of the bottom surface of spacing groove, the bearing arm with be provided with between the supporting shoe and be used for adjusting the regulation structure of the position of supporting shoe can pass through adjust the structure and adjust the position of supporting shoe to adapt to not unidimensional wind-up roll.

According to the utility model discloses a some embodiments, adjust the structure and include first screw hole, second screw hole and threaded fastener, first screw hole set up in on the supporting shoe and run through the supporting shoe, the second screw hole have a plurality ofly and in proper order the interval set up in on the bearing arm, threaded fastener can in proper order threaded connection in first screw hole and arbitrary one the second screw hole in order with the supporting shoe is fixed on the bearing arm, through making first screw hole and arbitrary one the cooperation of second screw hole is in order to adjust the position of supporting shoe, its simple structure and easily realization.

According to some embodiments of the utility model, a drive arrangement includes first pneumatic cylinder, the cylinder of first pneumatic cylinder articulate in the frame, the piston rod of first pneumatic cylinder articulate in the support arm, its simple structure and easily realization.

According to some embodiments of the utility model, second drive arrangement includes the second pneumatic cylinder, the cylinder of second pneumatic cylinder articulate in the support arm, the piston rod of second pneumatic cylinder articulate in bearing arm, its simple structure and easily realization.

According to some embodiments of the utility model, be provided with between support arm and the bearing arm and be used for the restriction the limit structure of the scope of oscillation of support arm is in order to prevent the bearing arm is because of relative the too big card of support arm wobbling angle is dead, is favorable to improving the stability of shedding mechanism during operation.

According to some embodiments of the present invention, the position-limiting structure comprises a first sensing block, a second position sensor and a third position sensor, one of the first sensing block and the second position sensor is disposed on the top of the supporting arm, and the other is correspondingly disposed on one end of the supporting arm close to the supporting arm, one of the second sensing block and the third position sensor is disposed on the top of the supporting arm, and the other is correspondingly disposed on one end of the supporting arm close to the supporting arm, the supporting arm can swing relative to the supporting arm to a position where the first sensing block triggers the second position sensor or to a position where the second sensing block triggers the third position sensor, the control device is electrically connected to the second position sensor and the third position sensor respectively, when the bearing arm swings to the position where the first sensing block triggers the second position sensor or swings to the position where the second sensing block triggers the third position sensor, the control device can control the second driving device to stop driving the bearing arm.

According to the utility model discloses a film coiling mechanism of second aspect embodiment, it includes according to the utility model discloses the shedding mechanism of above-mentioned first aspect embodiment.

According to the utility model discloses film coiling mechanism has following beneficial effect at least: when the wind-up roll is unloaded, firstly the control device controls the first driving device to drive the supporting arm to swing relative to the rack, then the control device controls the second driving device to drive the bearing arm to swing relative to the supporting arm, so that the bearing arm can be supported at the bottom of the wind-up roll, then the first position sensor detects whether the wind-up roll is supported in the limiting groove, when the wind-up roll is supported in the limiting groove, the first position sensor feeds a detection result back to the control device, then the control device controls the locking structure to unlock the wind-up roll, and finally the control device controls the first driving device to drive the supporting arm to swing relative to the rack and controls the second driving device to drive the bearing arm to swing relative to the supporting arm, to unload the wind-up roll. The structure is favorable for preventing the rolling roller from slipping off because the bearing arm is not supported in place in the unloading process, thereby reducing the potential safety hazard.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

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

fig. 3 is a partially enlarged schematic view of fig. 1 at B.

Reference numerals:

the device comprises a machine frame 100, a supporting arm 200, a supporting arm 300, a limiting groove 310, a supporting block 320, a first threaded hole 321, a second threaded hole 330, a first sensing block 340, a second sensing block 350, a first position sensor 400, a first hydraulic cylinder 500, a second hydraulic cylinder 600, a second position sensor 700 and a third position sensor 800.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if an orientation description is referred to, for example, the directions or positional relationships indicated by the upper, lower, front, rear, left, right, etc. are the directions or positional relationships shown on the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are several, greater than, less than, exceeding, above, below, within, etc., the terms, wherein several means are one or more, and several means are two or more, and greater than, less than, exceeding, etc. are understood as not including the number, and above, below, within, etc. are understood as including the number.

In the description of the present invention, if the terms first, second, etc. appear, they are only used for distinguishing technical features, but they are not to be interpreted as indicating or implying relative importance or implying that the number of the indicated technical features is indicated or that the precedence of the indicated technical features is implied.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 2, the discharging mechanism according to the embodiment of the present invention includes a frame 100, a support arm 200, a first driving device, a support arm 300, a second driving device, a first position sensor 400, and a control device (not shown).

The bottom of support arm 200 rotationally connects in frame 100, first drive arrangement sets up in frame 100 and is connected with the transmission of support arm 200, first drive arrangement can drive the relative frame 100 swing of support arm 200, the one end of bearing arm 300 rotationally connects in the top of support arm 200, be provided with the spacing groove 310 that is used for bearing the wind-up roll on the bearing arm 300, second drive arrangement sets up in frame 100 and is connected with the transmission of bearing arm 300, second drive arrangement can drive the relative support arm 200 swing of bearing arm 300, first position sensor 400 sets up on bearing arm 300 and is used for detecting whether the wind-up roll bears in spacing groove 310, controlling means sets up on frame 100, controlling means respectively with first drive arrangement, second drive arrangement and first position sensor 400 electric connection.

When the wind-up roll is unloaded, firstly the first driving device is controlled by the control device to drive the supporting arm 200 to swing relative to the machine frame 100, then the second driving device is controlled by the control device to drive the bearing arm 300 to swing relative to the supporting arm 200, so that the bearing arm 300 can be supported at the bottom of the wind-up roll, then whether the wind-up roll is supported in the limiting groove 310 is detected by the first position sensor 400, when the wind-up roll is supported in the limiting groove 310, the first position sensor 400 feeds the detection result back to the control device, then the locking structure is controlled by the control device to unlock the wind-up roll, and finally the first driving device is controlled by the control device to drive the supporting arm 200 to swing relative to the machine frame 100 and the second driving device to drive the bearing arm 300 to swing relative to the supporting arm 200, so as to unload the wind-up roll. The structure is beneficial to preventing the rolling roller from slipping off because the bearing arm 300 is not supported in place in the unloading process, thereby reducing the potential safety hazard.

In some embodiments, the first position sensor 400 is a proximity sensor, which can prevent the first position sensor 400 from directly contacting the wind-up roll during operation, and is beneficial to preventing the first position sensor 400 from being crushed due to the heavy weight of the wind-up roll wound with the film.

Referring to fig. 2, in some embodiments, a plurality of supporting blocks 320 protruding from the bottom surface of the limiting groove 310 are disposed at the side of the supporting arm 300, and an adjusting structure for adjusting the positions of the supporting blocks 320 is disposed between the supporting arm 300 and the supporting blocks 320, so that the positions of the supporting blocks 320 can be adjusted by the adjusting structure to adapt to winding rollers with different sizes.

Referring to fig. 2, in some embodiments, the adjusting structure includes a first threaded hole 321, a second threaded hole 330, and a threaded fastener, the first threaded hole 321 is disposed on the supporting block 320 and penetrates through the supporting block 320, the second threaded hole 330 has a plurality and is sequentially disposed on the supporting arm 300 at intervals, the threaded fastener can be sequentially threaded to the first threaded hole 321 and any one of the second threaded holes 330 to fix the supporting block 320 on the supporting arm 300, and the structure is simple and easy to implement by matching the first threaded hole 321 and any one of the second threaded holes 330 to adjust the position of the supporting block 320.

Referring to fig. 1, in some embodiments, the first driving device includes a first hydraulic cylinder 500, a cylinder of the first hydraulic cylinder 500 is hinged to the frame 100, and a piston rod of the first hydraulic cylinder 500 is hinged to the support arm 200, which is simple in structure and easy to implement.

Referring to fig. 1, in some embodiments, the second driving device includes a second hydraulic cylinder 600, a cylinder tube of the second hydraulic cylinder 600 is hinged to the supporting arm 200, and a piston rod of the second hydraulic cylinder 600 is hinged to the supporting arm 300, which is simple in structure and easy to implement.

In some embodiments, a limiting structure for limiting the swing range of the supporting arm 200 is disposed between the supporting arm 200 and the supporting arm 300, so as to prevent the supporting arm 300 from being locked due to an excessively large swing angle relative to the supporting arm 200, which is beneficial to improving the stability of the discharging mechanism during operation.

Referring to fig. 3, in some embodiments, the limiting structure includes a first sensing block 340, a second sensing block 350, a second position sensor 700 and a third position sensor 800, the first sensing block 340 is disposed at an end of the support arm 300 close to the support arm 200, the second position sensor 700 is correspondingly disposed at a top of the support arm 200, the second sensing block 350 is disposed at an end of the support arm 300 close to the support arm 200, the third position sensor 800 is correspondingly disposed at a top of the support arm 200, the support arm 300 can swing relative to the support arm 200 to a position where the first sensing block 340 triggers the second position sensor 700 or to a position where the second sensing block 350 triggers the third position sensor 800, the control device is electrically connected to the second position sensor 700 and the third position sensor 800, respectively, when the support arm 300 swings to a position where the first sensing block 340 triggers the second position sensor 700 or swings to a position where the second sensing block 350 triggers the third position sensor 800, the control device can control the second driving device to stop driving the supporting arm 300.

It should be noted that, in some embodiments, the first sensing block is disposed at the top of the supporting arm, the second position sensor is correspondingly disposed at one end of the supporting arm close to the supporting arm, the second sensing block is disposed at the top of the supporting arm, and the third position sensor is correspondingly disposed at one end of the supporting arm close to the supporting arm, which is not limited herein.

It is noted that in some of the embodiments, the second position sensor 700 and the third position sensor 800 are both contact sensors.

According to the utility model discloses film coiling mechanism, it includes foretell shedding mechanism.

When the wind-up roll is unloaded, firstly the first driving device is controlled by the control device to drive the supporting arm 200 to swing relative to the machine frame 100, then the second driving device is controlled by the control device to drive the bearing arm 300 to swing relative to the supporting arm 200, so that the bearing arm 300 can be supported at the bottom of the wind-up roll, then whether the wind-up roll is supported in the limiting groove 310 is detected by the first position sensor 400, when the wind-up roll is supported in the limiting groove 310, the first position sensor 400 feeds the detection result back to the control device, then the locking structure is controlled by the control device to unlock the wind-up roll, and finally the first driving device is controlled by the control device to drive the supporting arm 200 to swing relative to the machine frame 100 and the second driving device to drive the bearing arm 300 to swing relative to the supporting arm 200, so as to unload the wind-up roll. The structure is beneficial to preventing the rolling roller from slipping off because the bearing arm 300 is not supported in place in the unloading process, thereby reducing the potential safety hazard.

In the description of the present specification, if reference is made to the description of "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", and "some examples", etc., it is intended that a particular feature, structure, material, or characteristic described in connection with the embodiment or example be included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. A discharge mechanism, comprising:

a frame (100);

a support arm (200), the bottom of the support arm (200) is rotatably connected to the machine frame (100);

the first driving device is arranged on the machine frame (100) and is in transmission connection with the supporting arm (200), and the first driving device can drive the supporting arm (200) to swing relative to the machine frame (100);

one end of the bearing arm (300) is rotatably connected to the top of the supporting arm (200), and a limiting groove (310) for bearing the winding roller is formed in the bearing arm (300);

the second driving device is arranged on the rack (100) and is in transmission connection with the bearing arm (300), and the second driving device can drive the bearing arm (300) to swing relative to the supporting arm (200);

the first position sensor (400) is arranged on the bearing arm (300) and used for detecting whether the winding roller is borne in the limiting groove (310) or not;

the control device is arranged on the rack (100), and the control device is electrically connected with the first driving device, the second driving device and the first position sensor (400) respectively.

2. The discharge mechanism of claim 1, wherein said first position sensor (400) is a proximity sensor.

3. The discharging mechanism according to claim 1, wherein a plurality of supporting blocks (320) protruding from the bottom surface of the limiting groove (310) are disposed on the side of the supporting arm (300), and an adjusting structure for adjusting the positions of the supporting blocks (320) is disposed between the supporting arm (300) and the supporting blocks (320).

4. The discharge mechanism according to claim 3, wherein said adjusting structure comprises a first threaded hole (321), a second threaded hole (330), and a threaded fastener, said first threaded hole (321) is disposed on said support block (320) and penetrates through said support block (320), said second threaded hole (330) has a plurality and is sequentially disposed on said support arm (300) at intervals, said threaded fastener is sequentially threadably connected to said first threaded hole (321) and any one of said second threaded holes (330) to fix said support block (320) on said support arm (300).

5. The discharge mechanism according to claim 1, wherein said first actuating means comprise a first hydraulic cylinder (500), the cylinder of said first hydraulic cylinder (500) being hinged to said frame (100), the piston rod of said first hydraulic cylinder (500) being hinged to said support arm (200).

6. The discharge mechanism according to claim 1, wherein said second driving means comprises a second hydraulic cylinder (600), the cylinder of said second hydraulic cylinder (600) being hinged to said support arm (200), the piston rod of said second hydraulic cylinder (600) being hinged to said support arm (300).

7. The discharge mechanism according to claim 1, wherein a limit structure for limiting the swing range of the support arm (200) is arranged between the support arm (200) and the support arm (300).

8. The discharge mechanism according to claim 7, wherein the position-limiting structure comprises a first sensing block (340), a second sensing block (350), a second position sensor (700), and a third position sensor (800), one of the first sensing block (340) and the second position sensor (700) is disposed on the top of the support arm (200), and the other is correspondingly disposed on one end of the support arm (300) close to the support arm (200), one of the second sensing block (350) and the third position sensor (800) is disposed on the top of the support arm (200), and the other is correspondingly disposed on one end of the support arm (300) close to the support arm (200), and the support arm (300) can swing relative to the support arm (200) to a position where the first sensing block (340) triggers the second position sensor (700) or swing to a position where the second sensing block (350) triggers the second position sensor (300) The position of the sensor (800), and the control device is respectively and electrically connected with the second position sensor (700) and the third position sensor (800).

9. A film take-up device comprising a discharge mechanism as claimed in any one of claims 1 to 8.

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