CN219154870U - Supporting mechanism of membrane roll - Google Patents

Abstract

The application relates to the technical field of film wrapping machines, in particular to a film roll supporting mechanism, which comprises a mechanism frame, a first shaft core assembly, a second shaft core assembly, an automatic film cutting and welding component and a control circuit, wherein the first shaft core assembly and the second shaft core assembly are arranged on the mechanism frame, and the control circuit is electrically connected with the automatic film cutting and welding component; the first shaft core assembly comprises a first mandrel capable of rotatably setting the film roll and a first identification sensor capable of identifying the tail end of the film roll, the second shaft core assembly comprises a second mandrel capable of rotatably setting the film roll and a second identification sensor capable of identifying the tail end of the film roll, and the first identification sensor and the second identification sensor are electrically connected with the control circuit; the films on the first mandrel and the second mandrel pass through an automatic film cutting and welding component, and the automatic film cutting and welding component can cut and weld the films on the first mandrel and the second mandrel together. This application has the efficiency that improves the change membrane and rolls up for production efficiency's effect.

Description

Supporting mechanism of membrane roll

Technical Field

The application relates to the technical field of film wrapping machines, in particular to a supporting mechanism for a film roll.

Background

The wrapping film packaging machine is called a film packaging machine for short, is also called a wrapping machine and a wrapping machine, is widely applied to various industries, particularly in the field of bottled beverages, and can be used for intensively packaging multiple beverages together through the film packaging machine, so that the cost of subsequent packaging and transportation is reduced, and meanwhile, the packaging film can be used for protecting the bottled beverages, and the damage probability of the bottled beverages is reduced.

In the prior art, when the film roll of the film wrapping machine is about to run out, the film wrapping machine needs to be paused, the film roll about to run out is manually detached, a new film roll is replaced, the starting end of the new film roll and the final end of the old film roll are bonded together, and the machine is started to resume production.

During the application process, the following steps are found: the process of changing the film roll is complicated, the consumed time is long, and the production efficiency is low.

Disclosure of Invention

In order to improve the efficiency of changing the membrane roll for production efficiency, this application provides a supporting mechanism of membrane roll.

The application provides a supporting mechanism of membrane roll adopts following technical scheme:

the film roll supporting mechanism comprises a mechanism frame, a first shaft core assembly, a second shaft core assembly, an automatic film cutting and welding component and a control circuit, wherein the first shaft core assembly and the second shaft core assembly are arranged on the mechanism frame, and the control circuit is electrically connected with the automatic film cutting and welding component;

the first shaft core assembly comprises a first mandrel capable of rotatably setting the film roll and a first identification sensor capable of identifying the tail end of the film roll, the second shaft core assembly comprises a second mandrel capable of rotatably setting the film roll and a second identification sensor capable of identifying the tail end of the film roll, and the first identification sensor and the second identification sensor are electrically connected with the control circuit;

the films on the first mandrel and the second mandrel pass through the automatic film cutting and welding component, and the automatic film cutting and welding component can cut and weld the films on the first mandrel and the second mandrel together.

Through adopting above-mentioned technical scheme, first dabber and second dabber all rotate and set up a roll of membrane and roll up, after first dabber and the film of second dabber all pass automatic membrane and cut and weld the component, wherein first dabber on membrane roll up supply film earlier, second dabber on membrane roll up as reserve, when first dabber on membrane roll up run out, first identification sensor discerns, first identification sensor and control circuit electric connection, with signal transmission for control circuit, control circuit and automatic membrane cut and weld the component electric connection, make automatic membrane cut and weld the component with first dabber and the film of second dabber cut and weld together, second dabber on membrane roll starts to supply film, install new film as reserve for first dabber simultaneously, improve the efficiency of changing the membrane roll up, production efficiency is accelerated.

Optionally, the first spindle assembly further includes a first spindle motor disposed on the mechanism frame, an output shaft of the first spindle motor can drive the first spindle to rotate, the second spindle assembly further includes a second spindle motor disposed on the mechanism frame, and an output shaft of the second spindle motor can drive the second spindle to rotate.

Through adopting above-mentioned technical scheme, when the film of first dabber is rolled up and is supplied the film, first dabber forward rotation is driven to first spindle motor, can make the convenient supply film of first dabber, and when first spindle motor drove first dabber reverse rotation, first dabber can conveniently change the film, and when the film of second dabber is rolled up and is supplied the film, second spindle motor drove second dabber forward rotation, can make the convenient supply film of second dabber, and when second spindle motor drove second dabber reverse rotation, the second dabber can conveniently change the film.

Optionally, the mechanism further comprises a supplementary shaft core assembly, wherein the supplementary shaft core assembly comprises a third rotating shaft motor arranged on the mechanism frame, a third mandrel rotatably arranged on an output shaft of the third rotating shaft motor and a film supplementary switch;

the first rotating shaft motor, the second rotating shaft motor and the third rotating shaft motor are electrically connected with the membrane supplementing switch.

Through adopting above-mentioned technical scheme, can place supplementary membrane roll on the third dabber, first spindle motor, the second spindle motor, after third spindle motor and membrane replenishment switch electric connection, when the membrane roll on first dabber is used up, when using the membrane roll on the second dabber, with the one end rigid coupling of supplementary membrane roll on first dabber, through membrane replenishment switch control third spindle motor and first spindle motor synchronous rotation, make third dabber and first dabber synchronous rotation, can conveniently be for first dabber replenishment membrane roll, when the membrane roll on the second dabber is used up, with the one end rigid coupling of supplementary membrane roll on the second dabber, through membrane replenishment switch control third spindle motor and second spindle motor synchronous rotation, make third dabber and second dabber synchronous rotation, can conveniently be for second dabber replenishment membrane roll.

Optionally, the device further comprises a compacting cylinder assembly, wherein the compacting cylinder assembly comprises a movable sliding rail arranged on the mechanism frame, a movable block arranged on the movable sliding rail and a heavy compacting cylinder rotatably arranged on the movable block, and the heavy compacting cylinder is abutted with the first mandrel or the second mandrel.

Through adopting above-mentioned technical scheme, the heavy pressure section of thick bamboo slides through movable block and movable slide rail and sets up on the mechanism frame, makes the heavy pressure section of thick bamboo can with first dabber or second dabber butt, and first dabber or second dabber are when supplementing the membrane roll, and the heavy pressure section of thick bamboo can apply effort to first dabber or second dabber epaxial membrane roll, and the membrane roll is wound up compacter, reduces the probability that produces cavity and bubble, simultaneously, when first dabber or second dabber epaxial membrane roll supply film, the heavy pressure section of thick bamboo exerts effort to the film, enables the more stable output of film.

Optionally, the first mandrel assembly further includes a first limiting rod for limiting the film, the first limiting rod is disposed on a side of the first mandrel, which is close to the automatic film cutting and welding member, and the first identification sensor is disposed on the first limiting rod and faces the first mandrel;

the second mandrel assembly further comprises a second limiting rod for limiting the film, the second limiting rod is arranged on one side, close to the automatic film cutting and welding component, of the second mandrel, and the second identification sensor is arranged on the second limiting rod and faces the second mandrel.

By adopting the technical scheme, the first limiting rod can limit the film on the first mandrel, the second limiting rod can limit the film on the second mandrel, and when the film is supplemented or supplied by the first mandrel, the film is supplemented or supplied by the second mandrel, the conveying track of the film can be guided by the first limiting rod or the second limiting rod; the first identification sensor is fixedly connected to the first limiting rod, when the first identification sensor faces the first mandrel, the first identification sensor can better identify whether the film on the first mandrel is used up, the second identification sensor is fixedly connected to the second limiting rod, and when the second identification sensor faces the second mandrel, the second identification sensor can better identify whether the film on the second mandrel is used up.

Optionally, the automatic film cutting and welding component comprises a mounting frame arranged on the mechanism frame, a guide roller arranged on the mounting frame, a residual component arranged on the mounting frame and a cutting and welding component, wherein the residual component, the cutting and welding component and the control circuit are electrically connected;

the allowance component can allow a certain allowance to be left on the film in use, and the cutting and welding component can cut and weld the film in use and the film to be used together.

Through adopting above-mentioned technical scheme, the mounting bracket rigid coupling is on the mechanism frame, and the guide roll sets up on the mounting bracket, restricts the output track of film, and first identification sensor or second identification sensor will use up the signal transmission for control circuit with the film roll up, and control circuit control surplus subassembly is fixed with the film that is using, and makes the film that is using leave certain surplus, and the surplus reduces gradually, keeps the supply of film, and control circuit control cuts and welds the subassembly, cuts the film that is using and the film that will use together, need not to shut down just can change the film roll automatically.

Optionally, the surplus subassembly includes the relative setting clamp electric jar on the mounting bracket, set up clamp lever on the clamp electric jar, the relative setting is in surplus electric jar on the mounting bracket and set up push rod on the surplus electric jar, clamp electric jar the surplus electric jar with control circuit electric connection.

Through adopting above-mentioned technical scheme, control circuit makes surplus electric jar operation, and the piston rod extends and drives the push rod and move to the direction of keeping away from automatic membrane and cut the welding component, makes the film that is using to leave certain surplus, and control circuit makes and presss from both sides tight electric jar operation, and the piston rod extends and drives the clamp lever and move in opposite directions, and after relative clamp shaft butt joint is pressed from both sides tight fixed with the film, control circuit control presss from both sides tight electric jar, and the piston rod contracts gradually, and the push rod moves to the direction that is close to automatic membrane and cuts the welding component, and surplus reduces the supply that keeps the film gradually.

Optionally, the cutting and welding assembly includes a cutting cylinder relatively arranged on the mounting frame, a cutting blade arranged on the cutting cylinder, a pressing sleeve sleeved on the cutting blade, a tension spring arranged between the cutting blade and the pressing sleeve, a spring clip arranged on the pressing sleeve, and an electric heating welding rod arranged on the pressing sleeve, and a cutting groove matched with the cutting blade is arranged on the clamping rod;

the spring clamp comprises a first spring clamp arranged on the side surface of the pressing sleeve, which is close to the second mandrel, and a second spring clamp arranged on the side surface of the pressing sleeve, which is close to the first mandrel, wherein the electric welding rod comprises a first electric welding rod arranged on one side of the pressing sleeve, which is close to the first mandrel, and a second electric welding rod arranged on the side surface of the pressing sleeve, which is close to the second mandrel, and the grooving comprises a first grooving arranged on the clamping rod, which is close to the second mandrel, and a second grooving arranged on the clamping rod, which is close to the first mandrel;

the cutting-off electric cylinder, the electric heating welding rod and the control circuit are electrically connected.

Through adopting above-mentioned technical scheme, when the film roll on first dabber will use up, the film roll on the second dabber will use, fix the film end on first dabber on pressing the cover through the second spring clamp, the film is from pressing the lower extreme of cover and bypassing the cutting edge, control circuit control presss from both sides tight jar, the clamping rod presss from both sides tight jar and drives the clamping rod and remove, make the second grooving be located under the cutting edge, control circuit makes and cuts off jar operation piston rod extension, drive cutting edge and press the cover to be close to the direction of second grooving and remove, control circuit makes second electric heat welding rod circular telegram heat, when pressing the cover and pressing the clamping rod presss from both sides the film that will use and the film that is being used, control circuit makes second electric heat welding rod stop heating, control circuit makes the piston rod of cutting off jar further extension, the extension spring compresses, the cutting edge can insert in the second grooving, unnecessary part of cutting off two films, control circuit makes cutting jar and clamping jar restore to the original state.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up first axle core subassembly, first dabber, first discernment sensor, automatic membrane surely welds the component and control circuit, first dabber and second dabber are all rotated and are set up a roll of film and roll up, after the film of first dabber and second dabber all passed automatic membrane and cut and weld the component, wherein the film of first dabber is rolled up and is supplied film earlier, the film of second dabber is rolled up and is used for reserve, when the film of first dabber is rolled up, first discernment sensor discerns, first discernment sensor and control circuit electric connection, transfer the signal to control circuit, control circuit and automatic membrane cut and weld the component electric connection, make automatic membrane cut and weld the component cut and weld first dabber and second dabber's film together, the film of second dabber begins to supply film, install new film for first dabber as reserve simultaneously, improve the efficiency of changing the film roll up, production efficiency is accelerated;

2. the pressing cylinder assembly, the movable sliding rail, the movable block and the re-pressing cylinder are arranged on the mechanism frame in a sliding manner through the movable block and the movable sliding rail, so that the re-pressing cylinder can be abutted against the first mandrel or the second mandrel, when the first mandrel or the second mandrel supplements the film roll, the re-pressing cylinder can apply acting force to the film roll on the first mandrel or the second mandrel, the film roll is wound more tightly, the probability of generating cavities and bubbles is reduced, and meanwhile, when the film roll on the first mandrel or the second mandrel supplies the film, the re-pressing cylinder applies acting force to the film, so that the film can be output more stably;

3. through setting up mounting bracket, the guide roll, surplus subassembly and cut and weld the subassembly, the mounting bracket rigid coupling is on the mechanism frame, the guide roll sets up on the mounting bracket, restrict the output track of film, first discernment sensor or second discernment sensor will use up the signal transmission for control circuit with the film roll, control circuit control surplus subassembly is fixed with the film that is using, and make the film that is using leave certain surplus, the surplus reduces gradually, keep the supply of film, control circuit control cuts and welds the subassembly, cut the film that is using and the film that will use together, need not to shut down just can automatic replacement film roll.

Drawings

Fig. 1 is a schematic structural view of a film roll supporting mechanism according to an embodiment of the present application.

Fig. 2 is a logic schematic diagram of a control circuit in an embodiment of the present application.

Fig. 3 is a schematic structural view of a support mechanism for a film roll according to another embodiment of the present application.

Fig. 4 is a schematic cross-sectional view of an automated film cutting and welding member in an embodiment of the present application.

Fig. 5 is an enlarged schematic view of the portion a in fig. 4.

Fig. 6 is a schematic cross-sectional view of another view of an automated film cutting and welding member in an embodiment of the present application.

Fig. 7 is an enlarged schematic view of the portion B in fig. 6.

Reference numerals illustrate: 01. film rolls; 1. a mechanism frame; 2. a first mandrel assembly; 21. a first mandrel; 22. a first identification sensor; 23. a first rotating shaft motor; 24. a first stop lever; 3. a second mandrel assembly; 31. a second mandrel; 32. a second identification sensor; 33. a second spindle motor; 34. a second limit rod; 4. automatic film cutting and welding components; 41. a mounting frame; 42. a guide roller; 5. a control circuit; 6. supplementing the mandrel assembly; 61. a third spindle motor; 62. a third mandrel; 63. a membrane replenishment switch; 7. a compacting barrel assembly; 71. a movable slide rail; 72. a movable block; 73. a heavy pressing cylinder; 8. a margin assembly; 81. clamping an electric cylinder; 82. a clamping rod; 83. a balance electric cylinder; 84. a push rod; 85. a first slot; 86. a second slot; 9. cutting and welding the assembly; 91. cutting off the electric cylinder; 92. a cutting edge; 93. pressing the sleeve; 94. a tension spring; 95. a first spring clip; 96. a second spring clip; 97. a first electrically heated electrode; 98. and a second electric heating welding rod.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-7.

The embodiment of the application discloses a supporting mechanism of membrane roll. Referring to fig. 1 and 2, a film roll supporting mechanism includes a mechanism frame 1, a first mandrel assembly 2, a second mandrel assembly 3, a supplementary mandrel assembly 6, a pinch roller assembly 7, an automatic film cutting and welding member 4, and a control circuit 5.

Referring to fig. 1 and 3, the first and second core assemblies 2 and 3 are similar in structure, and the first and second core assemblies 2 and 3 are symmetrically disposed on the mechanism frame 1 with respect to the automatic film cutting and welding member 4, and the first core assembly 2 includes a first core shaft 21 rotatably disposed on the mechanism frame 1, a first spindle motor 23 for driving the first core shaft 21 to rotate, a first stopper rod 24 fixedly coupled to the mechanism frame 1, and a first recognition sensor 22 fixedly coupled to the first stopper rod 24.

The second spindle assembly 3 comprises a second spindle 31 rotatably arranged on the mechanism frame 1, a second spindle motor 33 for driving the second spindle 31 to rotate, a second limiting rod 34 fixedly connected on the mechanism frame 1, and a second identification sensor 32 fixedly connected on the second limiting rod 34. The number of the first and second core assemblies 2 and 3 is set as required, and in this embodiment, the first and second core assemblies 2 and 3 are each provided with one.

Referring to fig. 1 and 3, the first mandrel 21 or the second mandrel 31 is cylindrical, the first stop lever 24 is disposed on one side of the first mandrel 21 close to the automatic film cutting and welding member 4, the first stop lever 24 is long-strip-shaped, an arc surface is disposed at the top end of the first stop lever 24, a mounting groove is formed at the bottom end of the first stop lever 24, the first identification sensor 22 is fixedly connected in the mounting groove, and the first identification sensor 22 faces the first mandrel 21.

The second spacing pole 34 sets up in the side that the second dabber 31 is close to automatic membrane and cuts welding member 4, and second spacing pole 34 is rectangular form, and the top of second spacing pole 34 also sets up the arcwall face, and the mounting groove is also seted up to the bottom of second spacing pole 34, and second discernment sensor 32 rigid coupling is in the mounting groove, and second discernment sensor 32 is towards second dabber 31, first discernment sensor 22, first pivot motor 23, second discernment sensor 32, second pivot motor 33 and control circuit 5 electric connection. The first mandrel 21, the first limiting rod 24, the second mandrel 31 and the second limiting rod 34 are perpendicular to the length direction of the mechanism frame 1.

Referring to fig. 1 and 3, the supplementary spindle assembly 6 is disposed on a side of the second spindle 31 remote from the automatic film cutting and welding member 4, the supplementary spindle assembly 6 includes a third spindle 62 rotatably disposed on the mechanism frame 1, a third spindle motor 61 for driving the third spindle 62 to rotate, and a film supplementary switch 63 for controlling the motor, the first spindle motor 23, the second spindle motor 33, the third spindle motor 61 are electrically connected with the film supplementary switch 63, the third spindle 62 is parallel to the first spindle 21, and the first spindle 21, the second spindle 31, and the third spindle 62 are on the same plane.

The film replenishment switch 63 is a double-button switch, a replenishment film roll is arranged on the third spindle 62, one end of the replenishment film roll is fixedly connected to the first spindle 21 after the film roll on the first spindle 21 is used up, and the third spindle motor 61 and the first spindle motor 23 are controlled to synchronously operate through the film replenishment switch 63, so that the third spindle 62 and the first spindle 21 synchronously rotate, and the film roll can be conveniently replenished for the first spindle 21.

The third spindle 62 is provided with a film supplementing roll, after the film roll on the second spindle 31 is used up, one end of the film supplementing roll is fixedly connected to the second spindle 31, and the film supplementing switch 63 is used for controlling the third spindle motor 61 and the second spindle motor 33 to synchronously operate, so that the third spindle 62 and the second spindle 31 synchronously rotate, and the film roll can be conveniently supplemented for the second spindle 31.

Referring to fig. 1 and 3, the compacting cylinder assembly 7 includes a movable slide rail 71 vertically and fixedly connected to the mechanism frame 1, a movable block 72 disposed on the movable slide rail 71, and a heavy compacting cylinder 73 rotatably disposed on the movable block 72, wherein a circumferential surface of the heavy compacting cylinder 73 is a rough surface, the heavy compacting cylinder 73 is disposed directly above the first mandrel 21 or the second mandrel 31, and the heavy compacting cylinder 73 can be abutted against the first mandrel 21 or the second mandrel 31, and when a film is disposed on the first mandrel 21 or the second mandrel 31, the heavy compacting cylinder 73 can apply a force to the film under the action of gravity.

In the present embodiment, two compacting cylinder assemblies 7 are provided, each compacting cylinder assembly 7 is provided with two movable slide rails 71, the two movable slide rails 71 are oppositely arranged on both sides of the mechanism frame 1, and the heavy compacting cylinder 73 is rotatably arranged between the two movable blocks 72.

Referring to fig. 4 and 5, the automatic film cutting and welding member 4 includes a mounting frame 41 fixedly coupled to the mechanism frame 1, a plurality of guide rollers 42 rotatably provided on the mounting frame 41, a margin assembly 8 provided on the mounting frame 41, and a cutting and welding assembly 9 provided on the mounting frame 41.

Referring to fig. 4 and 6, the mounting frame 41 is composed of two rectangular plates vertically fixed to the mechanism frame 1, the guide rollers 42 are parallel to the third mandrel 62, the guide rollers 42 are vertically fixed between the two rectangular plates, in this embodiment, six guide rollers 42 are provided, two guide rollers 42 are used for guiding the film on the first mandrel 21 into the automatic film cutting and welding member 4, two guide rollers 42 are used for guiding the film on the second mandrel 31 into the automatic film cutting and welding member 4, and two guide rollers 42 are used for guiding the film to be output from the automatic film cutting and welding member 4.

Referring to fig. 5 and 7, the residual component 8 includes a clamping cylinder 81 relatively fixedly connected to the mounting frame 41, a clamping rod 82 fixedly connected to a piston rod of the clamping cylinder 81, a residual cylinder 83 relatively fixedly connected to the mounting frame 41, and a push rod 84 fixedly connected to a piston rod of the residual cylinder 83, the clamping cylinder 81 and the residual cylinder 83 are fixedly connected to an inner plate surface of the rectangular plate, at least two clamping rods 82 are provided, the clamping rods 82 are parallel to the guide roller 42, and the clamping cylinder 81 and the residual cylinder 83 are electrically connected to the control circuit 5. In the present embodiment, two clamping rods 82 are provided on the same plane opposite to each other, four clamping cylinders 81 are provided, one push rod 84 is provided, and two remaining cylinders 83 are provided.

The cutting and welding assembly 9 comprises a cutting cylinder 91 relatively fixedly connected to the mounting frame 41, a cutting blade 92 fixedly connected to the cutting cylinder 91, a pressing sleeve 93 sleeved on the cutting blade 92, an extension spring 94 fixedly connected between the cutting blade 92 and the pressing sleeve 93, a spring clamp arranged on the outer wall of the pressing sleeve 93 and an electric heating welding rod fixedly connected to one end of the pressing sleeve 93.

Referring to fig. 5 and 7, the cut-off cylinder 91 is fixedly connected on an inner plate surface of the rectangular plate, one end of the cutting edge 92 away from the tip is vertically fixedly connected on a piston rod of the cut-off cylinder 91, the pressing sleeve 93 is a rectangular sleeve, one end of the pressing sleeve 93 close to the cut-off cylinder 91 is provided with a plurality of U-shaped pieces, one end of the tension spring 94 is fixedly connected on the U-shaped pieces, and the other end of the tension spring 94 is fixedly connected at one end of the cutting edge 92 away from the tip.

The spring clamp comprises a first spring clamp 95 arranged on one side of the pressing sleeve 93 close to the second mandrel 31 and a second spring clamp 96 arranged on the side of the pressing sleeve 93 close to the first mandrel 21, and the electric welding rod comprises a first electric welding rod 97 arranged on one side of the pressing sleeve 93 close to the first mandrel 21 and a second electric welding rod 98 arranged on one side of the pressing sleeve 93 close to the second mandrel 31, and the cutting-off electric cylinder 91, the first electric welding rod 97 and the second electric welding rod 98 are electrically connected with the control circuit 5.

A cutting groove adapted to the cutting edge 92 is formed in the side surface of the clamping rod 82 adjacent to the cutting cylinder 91, and the cutting groove includes a first cutting groove 85 formed in the clamping rod 82 adjacent to the second spindle 31 and a second cutting groove 86 formed in the clamping rod 82 adjacent to the first spindle 21.

The implementation principle of the supporting mechanism of the film roll in the embodiment of the application is as follows: when the film roll on the first mandrel 21 is about to run out, the film roll on the second mandrel 31 is about to be used, the film end on the second mandrel 31 is fixed on the pressing sleeve 93 through the second spring clamp 96, the film bypasses the cutting edge 92 from the lower end of the pressing sleeve 93, the first recognition sensor 22 detects that the film on the first mandrel 21 runs out, signals are transmitted to the control circuit 5, the control circuit 5 stops running of the first mandrel motor 23, the control circuit 5 enables the residual cylinder 83 to run, the piston rod extends to drive the push rod 84 to move in the direction away from the automatic film cutting and welding member 4, a certain margin is reserved for the film in use, the control circuit 5 enables the clamping cylinder 81 to run, the clamping rod 82 clamps the film, the clamping rod 82 moves, the second cutting groove 86 is located under the cutting edge 92, the control circuit 5 enables the cutting cylinder 91 to run, the cutting edge 92 and the pressing sleeve 93 to move in the direction close to the second cutting groove 86, the control circuit 5 enables the second electric heating 98 to stop running, the pressing sleeve 93 and the clamping rod 82 can enable the second mandrel 31 to cut off the film to be cut off, the film to be more efficient, the welding rod is further improved, the welding efficiency of the two films can be improved, the welding rod is further improved, and the welding rod is required to be cut off the second mandrel 31, the film can be cut off and the film can be cut off, the film can be more than a welding rod is cut off, the film can be cut off and the film 31.

The foregoing are preferred embodiments of the present application, and are not intended to limit the scope of the present application, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. A supporting mechanism of membrane roll, its characterized in that: the automatic film cutting and welding mechanism comprises a mechanism frame (1), a first shaft core assembly (2), a second shaft core assembly (3), an automatic film cutting and welding component (4) and a control circuit (5), wherein the first shaft core assembly (2) and the second shaft core assembly (3) are arranged on the mechanism frame (1), and the control circuit (5) is electrically connected with the automatic film cutting and welding component (4);

the first shaft core assembly (2) comprises a first mandrel (21) capable of rotatably arranging a film roll and a first identification sensor (22) capable of identifying the tail end of the film roll, the second shaft core assembly (3) comprises a second mandrel (31) capable of rotatably arranging the film roll and a second identification sensor (32) capable of identifying the tail end of the film roll, and the first identification sensor (22) and the second identification sensor (32) are electrically connected with the control circuit (5);

the films on the first mandrel (21) and the second mandrel (31) pass through the automatic film cutting and welding component (4), and the automatic film cutting and welding component (4) can cut and weld the films on the first mandrel (21) and the second mandrel (31) together.

2. A film roll support mechanism as claimed in claim 1, wherein: the first spindle assembly (2) further comprises a first spindle motor (23) arranged on the mechanism frame (1), an output shaft of the first spindle motor (23) can drive the first spindle (21) to rotate, the second spindle assembly (3) further comprises a second spindle motor (33) arranged on the mechanism frame (1), and an output shaft of the second spindle motor (33) can drive the second spindle (31) to rotate.

3. A film roll support mechanism as claimed in claim 2, wherein: the mechanism comprises a mechanism frame (1), and is characterized by further comprising a supplementary shaft core assembly (6), wherein the supplementary shaft core assembly (6) comprises a third rotating shaft motor (61) arranged on the mechanism frame (1), a third mandrel (62) rotatably arranged on an output shaft of the third rotating shaft motor (61) and a film supplementary switch (63);

the first rotating shaft motor (23), the second rotating shaft motor (33) and the third rotating shaft motor (61) are electrically connected with the membrane supplementing switch (63).

4. A film roll support mechanism according to claim 3, wherein: the device comprises a mechanism frame (1), and is characterized by further comprising a compressing cylinder assembly (7), wherein the compressing cylinder assembly (7) comprises a movable sliding rail (71) arranged on the mechanism frame (1), a movable block (72) arranged on the movable sliding rail (71) and a heavy compressing cylinder (73) rotatably arranged on the movable block (72), and the heavy compressing cylinder (73) is abutted with the first mandrel (21) or the second mandrel (31).

5. The film roll support mechanism of claim 4, wherein: the first shaft core assembly (2) further comprises a first limiting rod (24) for limiting the film, the first limiting rod (24) is arranged on one side, close to the automatic film cutting and welding component (4), of the first mandrel (21), and the first identification sensor (22) is arranged on the first limiting rod (24) and faces the first mandrel (21);

the second shaft core assembly (3) further comprises a second limiting rod (34) for limiting the film, the second limiting rod (34) is arranged on one side, close to the automatic film cutting and welding component (4), of the second mandrel (31), and the second identification sensor (32) is arranged on the second limiting rod (34) and faces the second mandrel (31).

6. A film roll support mechanism as claimed in claim 1, wherein: the automatic film cutting and welding component (4) comprises a mounting frame (41) arranged on the mechanism frame (1), a guide roller (42) arranged on the mounting frame (41), a margin component (8) and a cutting and welding component (9) which are arranged on the mounting frame (41), wherein the margin component (8), the cutting and welding component (9) and the control circuit (5) are electrically connected;

the allowance component (8) can allow a certain allowance to be reserved for the film in use, and the cutting and welding component (9) can cut and weld the film in use and the film to be used together.

7. The film roll support mechanism of claim 6, wherein: the surplus subassembly (8) include relative setting up clamp electric jar (81) on mounting bracket (41), set up clamp lever (82) on clamp electric jar (81), relative setting up surplus electric jar (83) on mounting bracket (41) and set up push rod (84) on surplus electric jar (83), clamp electric jar (81) surplus electric jar (83) with control circuit (5) electric connection.

8. A film roll support mechanism as in claim 7 wherein: the cutting and welding assembly (9) comprises a cutting cylinder (91) which is oppositely arranged on the mounting frame (41), a cutting blade (92) which is arranged on the cutting cylinder (91), a pressing sleeve (93) which is sleeved on the cutting blade (92), a tension spring (94) which is arranged between the cutting blade (92) and the pressing sleeve (93), a spring clamp which is arranged on the pressing sleeve (93) and an electric heating welding rod which is arranged on the pressing sleeve (93), wherein a cutting groove which is matched with the cutting blade (92) is arranged on the clamping rod (82);

the spring clamp comprises a first spring clamp (95) arranged on the side surface of the pressing sleeve (93) close to the second mandrel (31) and a second spring clamp (96) arranged on the side surface of the pressing sleeve (93) close to the first mandrel (21), the electrothermal welding rod comprises a first electrothermal welding rod (97) arranged on the side of the pressing sleeve (93) close to the first mandrel (21) and a second electrothermal welding rod (98) arranged on the side surface of the pressing sleeve (93) close to the second mandrel (31), and the grooving comprises a first grooving (85) arranged on the clamping rod (82) close to the second mandrel (31) and a second grooving (86) arranged on the clamping rod (82) close to the first mandrel (21);

the cutting-off electric cylinder (91) and the electric heating welding rod are electrically connected with the control circuit (5).

Images