CN210418582U

CN210418582U - Automatic film tearing machine for hardware roll material

Info

Publication number: CN210418582U
Application number: CN201921452029.8U
Authority: CN
Inventors: 黄子良
Original assignee: Dongguan Weiyun Electronic Hardware Technology Co Ltd
Current assignee: Dongguan Weiyun Electronic Hardware Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-04-28
Anticipated expiration: 2029-08-30

Abstract

The utility model relates to an automatic membrane machine that tears of five metals coil stock. The technical scheme is as follows: an automatic film tearing machine for hardware coil stock comprises a rack, wherein an automatic unwinding mechanism is mounted on the rack, the automatic unwinding mechanism comprises an unwinding cylinder, and the unwinding cylinder is connected to the rack; the film winding machine is characterized in that a film winding drum is connected onto the rack through a bearing, a transmission mechanism is connected between a rotating shaft of the film winding drum and a rotating shaft of the film unwinding drum, and the radius ratio of the film winding drum to the film unwinding drum is the same as the transmission ratio of the transmission mechanism. The utility model provides an automatic membrane machine that tears of five metals coil stock that can carry out synchronous rolling to the protection film of tearing.

Description

Automatic film tearing machine for hardware roll material

Technical Field

The utility model belongs to the technical field of the five metals coil stock punching press, concretely relates to automatic membrane machine that tears of five metals coil stock.

Background

In the present five metals punching press field, to the coil stock of modulus of continuity punching press, like electrolysis board, single light board, aluminum plate can be with the one deck protection film, need tear this layer of protection film before the punching press just can carry out the punching press. In the prior art, the protective film is usually manually torn off by personnel before the punching machine.

When the machine works, the motor drives the magnetic powder brake to rotate, and the magnetic powder brake is connected with the material receiving winding drum through the synchronous belt. The motor adopts a stepping motor, the control of rotating speed and step pitch can be realized, and the magnetic powder brake controls the magnitude of braking force by controlling the magnitude of current. When the pulling force of the pulled and torn film is larger than the adsorption force between the protective film and the hardware roll material, the protective film is torn off the material. When the rotating torque of the roll material barrel is not enough to continuously tear the protective film, the roll material barrel does not rotate, the feeding of the feeder is waited, and the whole film tearing process is completed.

The utility model with the patent application number of CN201720667665.7 discloses a waste film recovery device of a full-automatic film tearing machine, which comprises a motor, a synchronous belt, a magnetic powder clutch, a winding shaft and a film collecting guide plate, wherein one end of the synchronous belt is sleeved on the motor, the other end of the synchronous belt is sleeved on the shaft of the magnetic powder clutch, the magnetic powder clutch and the winding shaft are coaxially arranged, and the film collecting guide plate is arranged in the tangential direction of the winding shaft; the utility model discloses a full-automatic dyestripping machine plastic film waste recovery unit coils the cover film on the PCB board through the batching axle is automatic, and it is big to have the volume of batching, and the convenient advantage is retrieved to the plastic film waste.

However, in the above patent, when the protective film is torn, the protective film can move only to the film take-up guide. When the torn protective film is long, the protective film cannot be effectively collected, and the protective film may be wound or distributed in a mess. Messy protection film can not influence and continue tearing the protection film, still influences the continuation of five metals coil stock and pulls out, and the continuation of corresponding punching press process goes on.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide an automatic film tearing machine for hardware coil stock, which can synchronously roll torn protective films.

The utility model discloses the technical scheme who adopts does:

an automatic film tearing machine for hardware coil stock comprises a rack, wherein an automatic unwinding mechanism is mounted on the rack, the automatic unwinding mechanism comprises an unwinding cylinder, and the unwinding cylinder is connected to the rack; the film winding machine is characterized in that a film winding drum is connected onto the rack through a bearing, a transmission mechanism is connected between a rotating shaft of the film winding drum and a rotating shaft of the film unwinding drum, and the radius ratio of the film winding drum to the film unwinding drum is the same as the transmission ratio of the transmission mechanism.

Preferably, the transmission mechanism comprises a driving pulley and a driven pulley, the driving pulley is connected to a rotating shaft of the unwinding cylinder, the driven pulley is connected to a rotating shaft of the film winding cylinder, the driving pulley and the driven pulley are in transmission connection through a belt, and the radius ratio of the driven pulley to the driving pulley is the same as that of the film winding cylinder to the unwinding cylinder.

Preferably, the automatic unwinding mechanism further comprises a motor and a magnetic powder brake, the motor is installed on the rack, an output shaft of the motor is connected with a first unwinding belt wheel, one end of the magnetic powder brake is connected with a second unwinding belt wheel, the other end of the magnetic powder brake is connected with a third unwinding belt wheel, the first unwinding belt wheel and the second unwinding belt wheel are connected through a belt in a transmission manner, and the third unwinding belt wheel and the driving belt wheel are connected through a belt in a transmission manner.

Preferably, a film pressing groove is formed in the film rolling cylinder, and a film pressing rod is sleeved in the film pressing groove.

Preferably, a limiting ring for limiting the position of the film is connected to the film winding drum.

Preferably, be connected with lead screw nut mechanism on the spacing ring, the output of lead screw nut mechanism is connected with the rotation connector, and the other end and the film pressing pole of rotation connector are connected, are provided with the logical groove that provides removal space for the film pressing pole on the spacing ring.

Preferably, the lead screw nut mechanism includes the nut, and on the nut was fixed in the spacing ring, nut threaded connection had the lead screw, and the one end of lead screw is connected with the handle, and the other end and the rotation connector of lead screw are connected.

Preferably, rotate the connector including rotating the button head, the one end of rotating the button head is fixed with lead screw nut mechanism, rotates the button head overcoat and is equipped with the rotation circular slot, and it is fixed with the press mold pole to rotate the circular slot.

The utility model has the advantages that:

1. the utility model discloses a be connected with a film winding section of thick bamboo through the bearing in the frame, the protection film of then tearing can avoid the protection film to distribute in disorder on rolling up a film winding section of thick bamboo. When the film releasing drum rotates, the film winding drum correspondingly rotates under the driving of the transmission mechanism. The radius ratio of the film winding drum to the film unwinding drum is the same as the transmission ratio of the transmission mechanism, the linear speed of the surface of the film winding drum to the surface of the film unwinding drum is the same, and the fact that the protective film torn down from a hardware coil stock can be synchronously wound on the film winding drum is guaranteed. The torn protective film can be wound on the film winding cylinder in time, and the condition that the protective film is torn off or distributed in a mixed and disorderly mode when the linear speeds of the surfaces of the film winding cylinder and the film unwinding cylinder are different is avoided.

2. The driving belt wheel drives the driven belt wheel to rotate through the belt, so that the film winding drum is rotated, the protective film can be wound on the film winding drum, and manual operation is not needed. The radius ratio of the driven belt wheel to the driving belt wheel is the same as that of the film winding drum and the film unwinding drum, so that the linear speeds of the surfaces of the film winding drum and the film unwinding drum are the same, and the protective film can be timely wound on the film winding drum. The belt transmission is reliable, the long-distance installation is convenient, and the use is convenient.

3. The first unwinding belt wheel and the second unwinding belt wheel are in transmission connection through a belt, the third unwinding belt wheel and the driving belt wheel are in transmission connection through a belt, and then the motor drives the magnetic powder brake and the unwinding cylinder to synchronously rotate. The motor adopts a stepping motor, the control of rotating speed and step pitch can be realized, and the magnetic powder brake controls the magnitude of braking force by controlling the magnitude of current. Because the driving belt wheel drives the driven belt wheel to rotate, the magnetic powder brake, the unwinding cylinder and the film winding cylinder rotate synchronously, the condition that the film winding cylinder continues to rotate when the magnetic powder brake and the unwinding cylinder stop rotating is avoided, and the condition that the protective film is broken or distributed in a mess is avoided.

4. Before automatic dyestripping, can tear a section of membrane with the five metals coil stock to pass the tip of this section of membrane between pressure membrane pole and the film winding drum, impress the pressure membrane pole in the pressure membrane groove. The end part of the protective film can be fixed by the film pressing rod, and when the film winding drum rotates, the protective film can be synchronously wound on the film winding drum, so that the situation that the protective film is loosened on the film winding drum is avoided.

5. The position of protection film can be restricted to the spacing ring, avoids the protection film dislocation to wind on rolling up a membrane section of thick bamboo, guarantees that the protection film can be torn from the five metals coil stock steadily.

6. But lead screw nut mechanism can drive and rotate the removal of connector pressure membrane pole, then lead screw nut mechanism is pressed the pressure membrane pole into the pressure membrane inslot back through rotating the connector, and the position of pressure membrane pole is stable, avoids the pressure membrane pole to deviate from the condition in pressure membrane groove. The rotary connector can prevent the film pressing rod from rotating along with the output end of the screw nut mechanism, and movement interference is avoided.

7. Before the protection film is impressed, revolve and twist the handle, the lead screw shifts up for the nut spiral, then rotates the corresponding shift up of connector and film pressing pole, and the convenient clearance of putting into between film pressing pole and the film winding drum with the tip of protection film. After the protection film is put into, the handle is twisted to the reverse commentaries on classics, then the lead screw promotes to rotate connector and press mold pole and compresses tightly to the press mold inslot, guarantees that the tip of protection film is fixed, avoids the protection film not hard up. The connecting head and the film pressing rod are driven to rotate through the screw and nut mechanism to move, operation is convenient, the position of the film pressing rod can accurately move, and the degree of the film pressing rod moving into the film pressing groove is conveniently and accurately controlled.

8. The lead screw nut mechanism drives the rotating round head to move spirally, the rotating round head can drive the rotating round groove to move linearly, the rotating motion is not transmitted to the rotating round groove, and the motion interference is avoided. The rotating circular groove drives the film pressing rod to accurately lift, and the accurate control of the moving distance of the film pressing rod is guaranteed.

The advantages of the invention are not limited to the description, but rather are described in greater detail in the detailed description for better understanding.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

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

fig. 3 is a partial structure diagram of the present invention.

In the figure: 1-a frame; 2, an automatic unwinding mechanism; 3-rolling a film cylinder; 4-a transmission mechanism; 5-a film pressing rod; 6-a screw nut mechanism; 7-rotating the connector; 21-unwinding the reel; 22-a motor; 23-a magnetic particle brake; 24-a first unwinding pulley; 25-a second unwinding belt wheel; 26-a third unwinding belt wheel; 31-film pressing groove; 32-a stop collar; 41-driving pulley; 42-a driven pulley; 61-a nut; 62-a lead screw; 63-a handle; 71-rolling round heads; 72-rotating the circular groove; 321-through groove.

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 and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1:

as shown in fig. 1, the utility model comprises a frame 1, an automatic unwinding mechanism 2 is installed on the frame 1, the automatic unwinding mechanism 2 comprises a unwinding roll 21, and the unwinding roll 21 is connected to the frame 1; the film winding drum 3 is connected to the frame 1 through a bearing, a transmission mechanism 4 is connected between a rotating shaft of the film winding drum 3 and a rotating shaft of the film unwinding drum 21, and the radius ratio of the film winding drum 3 to the film unwinding drum 21 is the same as the transmission ratio of the transmission mechanism 4.

The utility model discloses a be connected with a film winding drum 3 through the bearing in frame 1, the protection film of then tearing can be around rolling up film winding drum 3 on, avoids the scattered indiscriminate distribution of protection film. When the unwinding roll 21 rotates, the film winding roll 3 correspondingly rotates under the driving of the transmission mechanism 4. The radius ratio of the film winding drum 3 to the film unwinding drum 21 is the same as the transmission ratio of the transmission mechanism 4, so that the linear speeds of the surfaces of the film winding drum 3 and the film unwinding drum 21 are the same, and the protective film torn from a hardware roll can be synchronously wound on the film winding drum 3. The torn protective film can be wound on the film winding drum 3 in time, and the situation that the protective film is torn off or distributed in a mess when the linear speeds of the surfaces of the film winding drum 3 and the film unwinding drum 21 are different is avoided.

Furthermore, the transmission mechanism 4 includes a driving pulley 41 and a driven pulley 42, the driving pulley 41 is connected to the rotating shaft of the film winding drum 21, the driven pulley 42 is connected to the rotating shaft of the film winding drum 3, the driving pulley 41 and the driven pulley 42 are in transmission connection through a belt, and the radius ratio of the driven pulley 42 to the driving pulley 41 is the same as the radius ratio of the film winding drum 3 to the film winding drum 21.

The driving belt wheel 41 drives the driven belt wheel 42 to rotate through a belt, so that the film winding drum 3 is rotated, and the protective film can be wound on the film winding drum 3 without manual operation. The radius ratio of the driven pulley 42 to the driving pulley 41 is the same as the radius ratio of the film winding drum 3 to the film unwinding drum 21, so that the linear speeds of the surfaces of the film winding drum 3 and the film unwinding drum 21 are the same, and the protective film can be wound on the film winding drum 3 in time. The belt transmission is reliable, the long-distance installation is convenient, and the use is convenient.

Further, as shown in fig. 1 and 3, the automatic unwinding mechanism 2 further includes a motor 22 and a magnetic powder brake 23, the motor 22 is installed on the frame 1, an output shaft of the motor 1 is connected with a first unwinding pulley 24, one end of the magnetic powder brake 23 is connected with a second unwinding pulley 25, the other end of the magnetic powder brake 23 is connected with a third unwinding pulley 26, the first unwinding pulley 24 and the second unwinding pulley 25 are connected through a belt, and the third unwinding pulley 26 and the driving pulley 42 are connected through a belt.

The first unwinding belt wheel 24 and the second unwinding belt wheel 25 are connected through a belt transmission, and the third unwinding belt wheel 26 and the driving belt wheel 41 are connected through a belt transmission, so that the motor 22 drives the magnetic powder brake 23 and the unwinding cylinder 21 to synchronously rotate. The motor 22 is a stepping motor, which can realize the control of the rotating speed and the step pitch, and the magnetic powder brake 23 controls the magnitude of the braking force by controlling the magnitude of the current. Because the driving pulley 41 also drives the driven pulley 42 to rotate, the magnetic powder brake 23, the unwinding cylinder 21 and the film winding cylinder 3 all rotate synchronously, the situation that the film winding cylinder 3 continues to rotate when the magnetic powder brake 23 and the unwinding cylinder 21 stop rotating is avoided, and the situation that the protective film is broken or distributed in a mess is avoided.

Example 2:

in addition to embodiment 1, as shown in fig. 1 and fig. 2, the film pressing groove 31 is provided on the film winding drum 3, and the film pressing rod 5 is sleeved in the film pressing groove 31. Before automatic dyestripping, can tear a section membrane with the five metals coil stock to pass the tip of this section membrane between pressure membrane pole 5 and the film winding barrel 3, impress in the pressure membrane groove 31 with pressure membrane pole 5. The end part of the protective film can be fixed by the film pressing rod 5, and when the film winding drum 3 rotates, the protective film can be synchronously wound on the film winding drum 3, so that the situation that the protective film is loosened on the film winding drum 3 is avoided.

Furthermore, a limiting ring 32 for limiting the position of the film is connected to the film winding drum 3. The position of stop collar 32 ability restriction protection film avoids the protection film to misplace on a roll membrane section of thick bamboo 3 around rolling up, guarantees that the protection film can be torn steadily from the five metals coil stock.

Further, be connected with lead screw nut mechanism 6 on the spacing ring 32, the output of lead screw nut mechanism 6 is connected with rotates connector 7, rotates the other end and the film pressing pole 5 of connector 7 and is connected, is provided with on the spacing ring 32 and provides the logical groove 321 that removes the space for film pressing pole 5. The lead screw nut mechanism 6 can drive to rotate the connector 7 and can press the membrane rod 5 to move, and then the lead screw nut mechanism 6 presses the membrane rod 5 into the membrane pressing groove 31 through rotating the connector 7, and the position of the membrane pressing rod 5 is stable, so that the situation that the membrane pressing rod 5 is separated from the membrane pressing groove 31 is avoided. The rotating connector 7 can prevent the film pressing rod 5 from rotating along with the output end of the screw nut mechanism 6, and the movement interference is avoided.

Furthermore, the screw nut mechanism 6 includes a nut 61, the nut 61 is fixed on the limiting ring 32, the nut 61 is connected with a screw 62 through a thread, one end of the screw 62 is connected with a handle 63, and the other end of the screw 62 is connected with the rotary connector 7.

Before the protection film is pressed in, the handle 63 is screwed, the screw rod 62 is screwed upwards relative to the nut 61, the connecting head 7 is rotated, the film pressing rod 5 correspondingly upwards moves, and the end part of the protection film is conveniently placed in a gap between the film pressing rod 5 and the film winding drum 3. After the protective film is placed in, the handle 63 is reversely screwed, and then the screw rod 62 pushes the rotary connector 7 and the film pressing rod 5 to be pressed into the film pressing groove 31, so that the end part of the protective film is fixed, and the protective film is prevented from loosening. Through the drive of lead screw nut mechanism 6, rotate connector 7 and press mold pole 5 and remove, convenient operation, the position of press mold pole 5 can accurate removal, and the convenient degree that accurate control pressed mold pole 5 moved into in the press mold groove 31.

The rotary connector 7 comprises a rotary round head 71, one end of the rotary round head 71 is fixed with the screw nut mechanism 6, a rotary round groove 72 is sleeved outside the rotary round head 71, and the rotary round groove 72 is fixed with the film pressing rod 5. The lead screw nut mechanism 6 drives the rotating round head 71 to move spirally, and the rotating round head 71 can drive the rotating round groove 72 to move linearly without transmitting the rotating motion to the rotating round groove 72, so that the motion interference is avoided. The circular groove 72 is rotated to drive the film pressing rod 5 to accurately lift, so that the moving distance of the film pressing rod 5 is accurately controlled.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. The utility model provides an automatic membrane machine that tears of five metals coil stock which characterized in that: the automatic unwinding device comprises a rack (1), wherein an automatic unwinding mechanism (2) is arranged on the rack (1), the automatic unwinding mechanism (2) comprises an unwinding cylinder (21), and the unwinding cylinder (21) is connected to the rack (1); the film winding machine is characterized in that a film winding drum (3) is connected onto the rack (1) through a bearing, a transmission mechanism (4) is connected between a rotating shaft of the film winding drum (3) and a rotating shaft of the film unwinding drum (21), and the radius ratio of the film winding drum (3) to the film unwinding drum (21) is the same as the transmission ratio of the transmission mechanism (4).

2. The automatic film tearing machine for the hardware coiled materials as claimed in claim 1, which is characterized in that: the transmission mechanism (4) comprises a driving belt wheel (41) and a driven belt wheel (42), the driving belt wheel (41) is connected to a rotating shaft of the film winding drum (21), the driven belt wheel (42) is connected to the rotating shaft of the film winding drum (3), the driving belt wheel (41) is in transmission connection with the driven belt wheel (42) through a belt, and the radius ratio of the driven belt wheel (42) to the driving belt wheel (41) is the same as that of the film winding drum (3) and the film winding drum (21).

3. The automatic film tearing machine for the hardware coiled materials as claimed in claim 2, is characterized in that: automatic unwinding mechanism (2) still includes motor (22) and magnetic powder brake (23), and motor (22) are installed in frame (1), and the output shaft of motor (22) is connected with first band pulley (24) of unreeling, and the one end of magnetic powder brake (23) is connected with the second and unreels band pulley (25), and the other end of magnetic powder brake (23) is connected with the third and unreels band pulley (26), and first band pulley (24) of unreeling and the second unreel and connect through belt transmission between band pulley (25), and the third unreels and is connected through belt transmission between band pulley (26) and driving pulley (41).

4. The automatic film tearing machine for the hardware coiled materials according to any one of claims 1 to 3, is characterized in that: a film pressing groove (31) is arranged on the film rolling cylinder (3), and a film pressing rod (5) is sleeved in the film pressing groove (31).

5. The automatic film tearing machine for hardware rolled materials according to claim 4, is characterized in that: the film winding drum (3) is connected with a limiting ring (32) used for limiting the position of the film.

6. The automatic film tearing machine for hardware rolled materials according to claim 5, is characterized in that: be connected with lead screw nut mechanism (6) on spacing ring (32), the output of lead screw nut mechanism (6) is connected with and rotates connector (7), and the other end that rotates connector (7) is connected with film pressing pole (5), is provided with logical groove (321) that provide the removal space for film pressing pole (5) on spacing ring (32).

7. The automatic film tearing machine for hardware rolled materials according to claim 6, is characterized in that: the screw rod nut mechanism (6) comprises a nut (61), the nut (61) is fixed on the limiting ring (32), the nut (61) is in threaded connection with a screw rod (62), one end of the screw rod (62) is connected with a handle (63), and the other end of the screw rod (62) is connected with the rotating connector (7).

8. The automatic film tearing machine for hardware rolled materials according to claim 6, is characterized in that: the rotary connector (7) comprises a rotary round head (71), one end of the rotary round head (71) is fixed with the screw nut mechanism (6), a rotary circular groove (72) is sleeved outside the rotary round head (71), and the rotary circular groove (72) is fixed with the film pressing rod (5).