CN116101543B - External film structure of winding machine - Google Patents
External film structure of winding machine Download PDFInfo
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- CN116101543B CN116101543B CN202310075168.8A CN202310075168A CN116101543B CN 116101543 B CN116101543 B CN 116101543B CN 202310075168 A CN202310075168 A CN 202310075168A CN 116101543 B CN116101543 B CN 116101543B
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- swing arm
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- 238000004804 winding Methods 0.000 title claims abstract description 161
- 230000007246 mechanism Effects 0.000 claims abstract description 135
- 238000005520 cutting process Methods 0.000 claims abstract description 33
- 238000012840 feeding operation Methods 0.000 claims abstract description 3
- 210000000078 claw Anatomy 0.000 claims description 67
- 230000009471 action Effects 0.000 claims description 28
- 238000012856 packing Methods 0.000 claims description 8
- 238000007667 floating Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 21
- 230000008569 process Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 12
- 238000009434 installation Methods 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 239000000969 carrier Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B41/00—Supplying or feeding container-forming sheets or wrapping material
- B65B41/12—Feeding webs from rolls
- B65B41/16—Feeding webs from rolls by rollers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Replacement Of Web Rolls (AREA)
- Winding Of Webs (AREA)
Abstract
The application discloses an external film structure of a winding machine, which comprises a frame and a machine table arranged below the frame, wherein the machine table comprises a film placing mechanism, a film cutting mechanism, a clamping mechanism and a film winding mechanism which are sequentially arranged on the frame according to a film conveying direction; the clamping mechanism comprises a first cylinder, a rotating rod, a swing arm and a pneumatic clamping jaw; the rotating rod is rotatably arranged on the rack, one end of the rotating rod is fixedly connected with the swing arm, and the free end of the swing arm is connected with the pneumatic clamping jaw; the other end of the rotating rod is rotationally connected with the first cylinder, so that the rotating rod is driven by the first cylinder, and the swing arm drives the pneumatic clamping jaw to move back and forth on the conveying path of the film to carry out film feeding operation. The application can realize accurate and efficient winding of the film and reduce equipment loss.
Description
Technical Field
The application belongs to the technical field of packaging equipment, and particularly relates to an external film structure of a winding machine.
Background
With the development of industrial technology, the daily operation of the packaging industry is changed from manpower to mechanization, and the traditional mode is to install the film on the C-shaped winding ring, so that the structure can realize a simple winding function, but the film roll is built-in and has short service time, namely the consumption speed is high, so that the film roll needs to be frequently stopped and replaced, and the time spent in replacing the film is long; in addition, the film roll is arranged at the inner ring position to cause poor balance of the C-shaped winding ring, so that a balance weight is required to be additionally arranged to balance and compensate the C-shaped winding ring, the film roll is gradually reduced along with the use of the film roll, the C-shaped winding ring is gradually unbalanced, and further the problems of poor winding accuracy, aggravation of equipment wear and the like are caused.
Accordingly, the prior art is subject to improvement and development.
Disclosure of Invention
The application aims to provide an external film structure of a winding machine, which can realize accurate and efficient winding of films and reduce equipment loss.
The application provides an external film structure of a winding machine, which is provided with a rack and a machine table arranged below the rack, wherein the machine table comprises a film placing mechanism, a film cutting mechanism, a clamping mechanism and a film winding mechanism which are sequentially arranged on the rack;
the clamping mechanism comprises a first cylinder, a rotating rod, a swing arm and a pneumatic clamping jaw;
the rotating rod is rotatably arranged on the rack, one end of the rotating rod is fixedly connected with the swing arm, and the free end of the swing arm is connected with the pneumatic clamping jaw;
the other end of the rotating rod is rotationally connected with the first cylinder, so that the rotating rod is driven by the first cylinder, and the swing arm drives the pneumatic clamping jaw to move back and forth on the conveying path of the film to carry out film feeding operation.
According to the external film winding mechanism, the clock pendulum type clamping and conveying mechanism driven by the first air cylinder is arranged, so that an accurate and efficient working mechanism is provided for clamping and conveying films and winding films, namely, the first air cylinder drives the swing arm to swing through the rotating rod, so that the pneumatic clamping jaw connected with the swing arm can rapidly move to a target position along with the swing arm while clamping the films, and the films are conveyed to the film winding mechanism, further, the follow-up film winding operation is facilitated, and a one-step in-place air cylinder power structure, a simple and direct stroke transmission part structure and an output part structure with a rapid and simple conveying effect are constructed, namely, the film winding mechanism comprises only one power source: a first cylinder; a transmission member: a rotating rod; an output member: the swing arm is formed by three connecting parts, the first cylinder drives the swing rod to rotate, the swing rod drives the swing arm to swing, so that the structure layout can realize a one-step clock pendulum effect conveying structure, and the clamping and releasing functions of the pneumatic clamping jaw with the station are matched, so that the pneumatic clamping jaw can simply, conveniently, accurately and efficiently move to a designated station and clamp or release a film, and the simplification of the structure and the accuracy and the high efficiency of the follow-up film winding work are effectively ensured.
Further, the pneumatic clamping jaw comprises a second air cylinder, an upper jaw and a lower jaw;
the upper claw is rotationally connected to the tail end of the swing arm, the lower claw is fixedly arranged at the tail end of the swing arm, and the upper claw and the lower claw are arranged with the geometric axis to form a film clamping station;
the fixed end of the second cylinder is connected with the swing arm, and the ejection end of the second cylinder is connected with the upper claw.
The external film structure of the winding machine provided by the application is characterized in that the pneumatic clamping jaw is designed into a double-finger structure with an upper jaw driven by a second cylinder and a lower jaw which is fixed in a relatively static manner, and a power source is constructed by the structure: a second cylinder; a moving member: an upper jaw; a reference member: the lower claw is used as a reference piece with a reference function to keep a relatively static fixed state, and when the film is required to be clamped, the ejection end of the second cylinder is ejected outwards when the pneumatic clamping claw moves to a clamping station, so that the upper claw is driven to rotate and the lower claw is close to the upper claw until the upper claw is attached to the lower claw, so that a clamping state is achieved; when the release action of the film is required to be completed, the ejection end of the second cylinder is contracted inwards when the pneumatic clamping jaw moves to the release station, and then the upper jaw is driven to rotate and move away from the lower jaw, so that the release action is completed; when the film is required to be clamped and conveyed, the upper claw and the lower claw are kept in a fitting and clamping state under the ejection action of the ejection end of the second cylinder; after the release of the film is completed, the upper claw and the lower claw keep away from each other under the retraction action of the ejection end of the second cylinder until the upper claw and the lower claw move to the clamping station. Through a total of three components: the second cylinder, the upper claw and the lower claw form a pneumatic clamping jaw, the number and configuration requirements of power sources are reduced while the clamping structure is simplified, the clamping and releasing functions of the film can be realized by rotating the upper claw under the drive of the second cylinder and keeping the lower claw in a relatively static fixed state, meanwhile, good working precision is kept, pneumatic power support is realized, convenience is provided for the clamping and releasing operation, the running time is effectively saved, and the working efficiency is improved.
Further, the clamping surface of the upper claw is a rough surface; the clamping surface of the lower claw is a rough surface.
Further, the film winding mechanism comprises a C-shaped gear swivel rotatably connected to the mechanism, a driving gear in meshed connection with the C-shaped gear swivel, a first motor connected with the driving gear shaft, and at least one film winding guide roller arranged on the C-shaped gear swivel;
the film winding guide roller is in contact with the film in a propping mode and acts on the packing piece along with the rotation of the C-shaped gear swivel.
According to the external film structure of the winding machine, the C-shaped gear swivel with at least one film winding guide roller is arranged, and the at least one film winding guide roller rotates along with the C-shaped gear swivel under the drive of gear transmission, so that the film is stably and accurately wound on a packing piece under the condition of keeping the flatness of the film, and film winding is completed.
Further, the inner ring surface of the C-shaped gear swivel is in abutting contact with a positioning roller, and the positioning roller is rotatably arranged on the frame.
Further, a film supporting mechanism is arranged on the outer side of the film winding mechanism;
the film supporting mechanism comprises a fixed rod, a first spring and a belt, wherein the fixed rod is fixed on the frame, one end of the belt is fixed on the machine table below the film winding mechanism, and the first spring is connected between the other end of the belt and the fixed rod;
the belt is in abutting contact with the film winding mechanism under the action of the first spring.
Further, the film placing mechanism comprises a positioning seat and at least one guide roller;
the positioning seat is arranged on the frame, and at least one guide roller is arranged on the frame and positioned between the positioning seat and the film winding mechanism.
Further, the frame is provided with a tension floating roller assembly at a position between the positioning seat and the film winding mechanism;
the tension floating roller assembly comprises an elastic rod, a sliding sleeve, a second spring and a plurality of elastic guide rollers;
the elastic rod is fixed on the frame, one end of the elastic rod is sleeved with the sliding sleeve, and the second spring is connected between the other end of the elastic rod and the sliding sleeve;
The sliding sleeve and the other end of the elastic rod are both provided with the elastic guide roller.
Further, the film cutting mechanism comprises a cutter holder, a blade, a cutter bar and a third cylinder;
the cutter holder is arranged on the frame, the middle part of the cutter bar is correspondingly and rotatably arranged on the frame, the head end of the cutter bar is provided with the blade, the tail end of the cutter bar is rotatably connected with the ejection end of the third cylinder, and the fixed end of the third cylinder is rotatably connected to the frame;
the knife holder is provided with a knife slot, and the knife slot corresponds to the position of the knife blade.
Further, the tool apron is connected with a buffer assembly, and the buffer assembly comprises a baffle, a buffer rod and a third spring;
the cutter holder is provided with a buffer through hole above the cutter slot, the buffer rod passes through the buffer through hole and is in sliding connection with the cutter holder, and one end of the buffer rod, which is far away from the cutter blade, is provided with a limiting block;
the cutter holder is connected with the baffle plate at one side of the cutter holder far away from the blade through a supporting rod, and the baffle plate is connected with the limiting block through the third spring;
the cutter arbor is located it the top of blade is provided with the buffer board, the buffer board with the position of buffer pole corresponds.
The external film structure of the winding machine takes the frame and the machine table as the integral structural carrier, and is provided with the film releasing mechanism, the film cutting mechanism, the clamping and conveying mechanism and the film winding mechanism, wherein an accurate and efficient working mechanism is provided for the film winding through the pendulum type clamping and conveying mechanism driven by the first cylinder, namely the first cylinder drives the swing arm to swing through the rotating rod, so that the pneumatic clamping jaw connected with the swing arm can rapidly move to a target position along with the swing arm while keeping the clamping state of the film, and the film is conveyed to the film winding mechanism, thereby facilitating the follow-up film winding work, and the one-step in-place pneumatic structure of the external film structure also ensures the simplification of the structure and the accuracy and the high efficiency of the follow-up film winding work; the pneumatic clamping jaw is designed into a double-finger structure with an upper jaw and a lower jaw which are driven by a second cylinder, so that the clamping and releasing functions of a film can be realized by rotating the upper jaw under the driving of the second cylinder while the clamping structure is simplified, the pneumatic power support is also convenient for the clamping and releasing operation, the running time is effectively saved, and the working efficiency is improved; the clamping surfaces of the upper claw and the lower claw are rough surfaces, so that the stability in the film clamping process is ensured; the film winding mechanism is provided with at least one C-shaped gear swivel with at least one film winding guide roller, and is driven by gears to provide power for rotation, the at least one film winding guide roller rotates along with the C-shaped gear swivel, and under the condition of keeping the flatness of the film, the film is stably and efficiently wound on the packaging piece, so that film winding work is completed, and great convenience is provided for film winding work by combining the rotatable C-shaped gear swivel with an opening with a film winding guide roller with good guiding function, and the film winding work becomes more accurate and efficient; at least one positioning roller is in abutting contact with the inner surface of the C-shaped gear swivel, so that the rotation stability and accuracy of the C-shaped gear swivel in the film winding process are further ensured; the belt of the film supporting mechanism is always in tight contact with each film winding guide roller under the action of the first spring, so that the film winding guide roller has good tension and adhesion, and the film is prevented from falling off and drifting out due to loosening; the film placing mechanism is provided with a positioning seat and at least one guide roller, so that the film can be conveniently stored in the initial position of the film, and meanwhile, a good guide effect is achieved in the process of being conveyed; the tension floating roller assembly between the positioning seat and the film winding mechanism also provides good tension for the film, so that the flatness and firmness of the subsequent film winding are ensured; the film cutting mechanism is provided with a pneumatic cutter structure and a buffer assembly, so that the film cutting mechanism can meet the film cutting requirement, and simultaneously has a good protection effect on the blade, so that the abrasion of the blade is reduced, and the service life of the blade is prolonged.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the embodiments of the application. The objectives and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
Fig. 1 is a schematic structural diagram of an external film structure of a winding machine according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a winding machine with an external film structure removed from a first view angle of the machine according to an embodiment of the present application.
Fig. 3 is an enlarged partial view of a portion a of a winding machine with an external film structure removed from a first view angle of the machine according to an embodiment of the present application.
Fig. 4 is a partial enlarged view of a portion B of a winding machine with an external film structure removed from a first view angle of the machine according to an embodiment of the present application.
Fig. 5 is a schematic structural diagram of a winding machine with an external film structure removed from a second view angle of the machine according to an embodiment of the present application.
Fig. 6 is a partial enlarged view of a position C under a second view angle of a machine table of an external film structure removing machine provided by an embodiment of the present application.
Fig. 7 is a schematic structural diagram of a winding machine with an external film structure removed from a third view angle of the machine according to an embodiment of the present application.
Fig. 8 is a partial enlarged view of a portion D of a winding machine with an external film structure removed from a third view angle of the machine according to an embodiment of the present application.
Description of the reference numerals: 1. a frame; 2. a machine table; 3. a positioning seat; 4. a rotating rod; 5. swing arms; 6. an upper jaw; 7. a lower claw; 8. a second cylinder; 9. c-shaped gear swivel; 10. a drive gear; 11. a film winding guide roller; 12. positioning a roller; 13. a fixed rod; 14. a first spring; 15. a belt; 16. a guide roller; 17. an elastic rod; 18. a sliding sleeve; 19. a second spring; 20. an elastic guide roller; 21. a tool apron; 22. a blade; 23. a cutter bar; 24. a baffle; 25. a buffer rod; 26. a limiting block; 27. a third spring; 28. a first cylinder; 29. a third cylinder; 30. a shaft sleeve; 31. a rotating piece; 32. and a fixing plate.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present application and are not to be construed as limiting the present application.
The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
As shown in fig. 1, 2 and 5, the external film structure of the winding machine provided by the invention is provided with a frame 1 and a machine table 2 arranged below the frame 1, and comprises a film placing mechanism, a film cutting mechanism, a clamping mechanism and a film winding mechanism which are sequentially arranged on the frame 1; the clamping and conveying mechanism comprises a first cylinder 28, a rotating rod 4, a swing arm 5 and a pneumatic clamping jaw; the rotating rod 4 is rotatably arranged on the frame 1, one end of the rotating rod 4 is fixedly connected with the swing arm 5, and the free end of the swing arm 5 is connected with the pneumatic clamping jaw; the other end of the rotating rod 4 is rotationally connected with a first cylinder 28, so that the rotating rod 4 is driven by the first cylinder 28, and the swing arm 5 drives the pneumatic clamping jaw to move back and forth on the film conveying path to carry out film conveying operation.
In the concrete application, the frame 1 and the machine table 2 arranged below the frame 1 are arranged to be used as mounting carriers of other structures, and the film placing mechanism, the film cutting mechanism, the clamping mechanism and the film winding mechanism are sequentially arranged on the frame 1, so that a complete process structure is arranged and completed; the clamping and conveying mechanism is set to be a pendulum type clamping and conveying structure driven by the first air cylinder 28, an accurate and efficient working mechanism is provided for clamping and conveying films and carrying out subsequent film winding, namely, the first air cylinder 28 drives the swing arm 5 to swing through the rotating rod 4, so that a pneumatic clamping jaw connected with the swing arm 5 can rapidly move to a target position along with the swing arm 5 while clamping the films, the films are conveyed to the film winding mechanism, the subsequent film winding mechanism is facilitated, and a one-step in-place air cylinder power structure, a simple and direct stroke transmission part structure and an output part structure with a rapid and simple conveying effect are constructed, namely, the film winding mechanism is formed by only one power source: a first cylinder 28; a transmission member: a rotating rod 4; an output member: the swing arm 5 is composed of three connecting parts, the first air cylinder 28 drives the swing rod 4 to rotate, the swing rod 4 drives the swing arm 5 to swing, so that the structure layout can realize a one-step in-place pendulum effect conveying structure, and the clamping and releasing functions of the pneumatic clamping jaw with a station are matched, so that the pneumatic clamping jaw can simply, conveniently, accurately and efficiently move to a designated station and clamp or release a film, and the simplification of the structure and the accuracy and the efficiency of the follow-up film winding work are effectively ensured. During operation, a film placed on the film placing mechanism is clamped by the pneumatic clamping jaw and is pulled to the film winding mechanism along with the swing arm 5 under the driving action of the first air cylinder 28, after the film winding mechanism winds and packages a packaging piece placed on the machine table, the film cutting mechanism completes cutting action on the film, and at the moment, the pneumatic clamping jaw is changed into a release state and moves along with the swing arm 5 to complete resetting, and the reciprocating cycle is performed.
Specifically, in the present embodiment, as shown in fig. 2 and 4, the frame 1 is disposed in a vertical structure, and is used as a support carrier of an overall structure, thereby achieving the purpose of saving space; the machine table 2 is arranged at the front side below the frame 1 and is used for placing a packing piece, so that various functions of a film winding and other mechanisms are exerted; the film placing mechanism is positioned at the right upper part of the frame 1, the film cutting mechanism is positioned at the left middle part of the frame 1, the clamping mechanism is positioned at the middle part of the frame 1, the film winding mechanism is positioned at the lower part of the frame 1, the reasonable utilization of space is realized, and the frame 1 is used as a carrier to realize the respective functions; the first cylinder 28 is arranged on the back of the frame 1, the rotating rod 4 is arranged on the frame 1 through a shaft sleeve 30, one end of the rotating rod 4 is hinged with the output end of the first cylinder 28 through a rotating piece, the other end of the rotating rod 4 is fixedly connected with the swing arm 5, the free end of the swing arm 5 is connected with a pneumatic clamping jaw, and a simple, convenient and efficient pendulum type clamping and conveying mechanism is formed in the installation layout mode, so that a stable foundation is provided for clamping and conveying of a film and subsequent film winding work; the first air cylinder 28 is arranged on the back of the frame 1, the swing arm 5 is arranged on the front of the frame 1, the rotating rod 4 is arranged on the frame 1 in a penetrating way, and the first air cylinder 28 is connected with the swing arm 5 through the rotating rod 4, so that the space resources of the frame are effectively utilized, the materials for the frame are saved, and the cost is reduced; from a quantitative point of view, such pendulum-type pinch mechanisms require only one power source: a first cylinder 28; a transmission member: a rotating rod 4; an output member: the swing arm 5 drives the rotating rod 4 to rotate through the first air cylinder 28, and the rotating rod 4 drives the swing arm 5 to swing, so that the 'one-step in-place' pendulum type rotation effect of the clamping mechanism can be realized, and the purposes of simplicity, high efficiency and accuracy are really achieved; the first cylinder 28 and the mounting position of the rotating rod 4 are located at the rear part of the frame 1, and the swing arm 5 is located at the front part of the frame 1 and outside other mechanisms, so that the occupied space is further reduced in space layout, and the whole structure layout is compact and reasonable.
In some preferred embodiments, the ejection end of the first cylinder 28 is movably connected to the rotary rod 4 by a rotary plate 31.
Specifically, as shown in fig. 2, 5 and 6, in order to make the transmission between the first cylinder 28 and the rotating rod 4 more flexible and light, the first cylinder 28 and the rotating rod 4 are movably connected through a rotating plate 31, so that the rotating plate 31 forms an auxiliary transmission structure, thereby facilitating the travel position change of the ejection end of the first cylinder 28, further making the power transmission between the first cylinder 28 and the rotating rod 4 more flexible and efficient, and reducing the loss of the first cylinder 28; the first cylinder 28 is mounted on the frame 1 through the fixing plate 32, the first cylinder 28 and the rotating plate 31 are both positioned on the outer side of the fixing plate 32, and the rotating rod 4 is rotatably arranged in a rotating hole of the fixing plate 32 in a penetrating manner, so that a compact and convenient-to-overhaul space layout structure is formed, and the rotating plate 31 is of an arc-shaped structure, thereby being beneficial to saving space and consumable materials; when the film is required to be conveyed, the ejection end of the first air cylinder 28 ejects and drives the rotating plate 31 to rotate, and the rotating plate 31 rotates by itself to enable the ejection end of the first air cylinder 28 to move to a corresponding ejection station, so that the rotating rod 4 and the swing arm 5 move to a designated position; when the return stroke is needed, the ejection end of the first air cylinder 28 retracts and drives the rotary plate 31 to reversely rotate, and the rotary plate 31 rotates to enable the ejection end of the first air cylinder 28 to move to a corresponding retraction station, so that the rotating rod 4 and the swing arm 5 move to the next appointed position, and the efficient transmission between power and easy change between stroke stations are realized through the transmission structure.
In some preferred embodiments, as shown in fig. 2, 3 and 4, the pneumatic clamping jaw comprises a second cylinder 8, an upper jaw 6 and a lower jaw 7; the upper claw 6 is rotationally connected to the tail end of the swing arm 5, the lower claw 7 is fixedly arranged at the tail end of the swing arm 5, and the upper claw 6 and the lower claw 7 are arranged with the geometric axis to form a film clamping station; the swing arm 5 is connected to the stiff end of second cylinder 8, and the claw 6 is connected to the ejecting end of second cylinder 8.
In specific application, the pneumatic clamping jaw is generally in a double-finger structure that an upper claw 6 driven by a second air cylinder 8 is matched with a lower claw 7 which is fixed in a relatively static manner, and a power source is constructed by the following steps: a second cylinder 8; a moving member: an upper jaw 6; a reference member: the lower claw 7 forms a clamping and releasing structure with the characteristics of accuracy, simplicity, convenience and high efficiency, namely, only one second cylinder 8 is needed to drive the upper claw 6 to rotate, the lower claw 7 is used as a reference piece with a reference function to keep a relatively static fixed state, when the clamping action of the film needs to be completed, the ejection end of the second cylinder 8 is ejected outwards when the pneumatic clamping claw moves to a clamping station, and then the upper claw 6 is driven to rotate and the lower claw 7 is close to the clamping position until the clamping state is achieved; when the release action of the film is required to be completed, the ejection end of the second cylinder 8 is contracted inwards when the pneumatic clamping jaw moves to the release station, and then the upper jaw 6 is driven to rotate and move away from the lower jaw 7, so that the release action is completed; when the film is required to be clamped and conveyed, under the ejection action of the ejection end of the second cylinder 8, the upper claw 6 and the lower claw 7 keep a fitting and clamping state; after the release of the film is completed, the upper claw 6 and the lower claw 7 keep a far-away state under the retraction action of the ejection end of the second cylinder 8 until the film moves to the clamping station. Through a total of three components: the second cylinder 8, the upper claw 6 and the lower claw 7 form a pneumatic clamping jaw, the clamping structure is simplified, the number and configuration requirements of power sources are reduced, the clamping and releasing functions of a film can be realized through the rotation of the upper claw 6 driven by the second cylinder 8 and the relatively static and fixed state of the lower claw 7, meanwhile, good working precision is maintained, pneumatic power support is provided, convenience is provided for the clamping and releasing operation, the running time is effectively saved, and the working efficiency is improved.
Specifically, as shown in fig. 2, 3 and 5, in order to simplify the clamping structure, the pneumatic clamping jaw is composed of a total of three components of a second cylinder 8, an upper jaw 6 and a lower jaw 7, the lower jaw 7 is fixedly mounted at the tail end of the swing arm 5 and is used as a bearing part of the jaw structure, the upper jaw 6 is hinged at the tail end of the swing arm 5 and is used as a crimping part of the jaw structure, the upper jaw 6 and the lower jaw 7 are arranged with several axes, namely, the complete fitting contact between the upper jaw 6 and the lower jaw 7 is realized, and in the embodiment, the clamping surface of the upper jaw 6 and the clamping surface of the lower jaw 7 are in a parallel state when the upper jaw 6 is in fitting contact with the lower jaw 7, so that an accurate fitting structure is formed; the fixed end of the second air cylinder 8 is hinged to the middle part of the swing arm 5 to form a stable force-generating structure, the ejection end of the second air cylinder 8 is hinged to the upper claw 6, the hinged position of the ejection end of the second air cylinder is close to the connection point of the upper claw 6 and the swing arm 5, and the ejection end of the second air cylinder 8 is used for avoiding interference of clamping and releasing a film when the ejection end of the second air cylinder 8 drives the upper claw 6 to rotate; in the process of clamping or releasing the film, the upper claw 6 and the lower claw 7 are similar to a double-finger structure of human beings, and under the power support of the second air cylinder 8, the upper claw 6 is controlled to realize the crimping and the separation of the lower claw 7 according to the ejection and the shrinkage of the second air cylinder 8, so that the simple and direct pneumatic clamping and releasing functions are realized; the lower claw 7 is used as a reference part and is in a relatively static fixed state, and the upper claw 6 is used as a moving part and is close to the lower claw 7 to realize fitting and separation, so that the configuration requirement of a power source is effectively reduced, and the clamping and releasing of the pneumatic clamping jaw become simple and feasible; the conventional clamping jaw generally adopts a multi-jaw kneading structure which moves relatively, in the clamping and releasing process, the common clamping jaw is difficult to maintain good angle and precision, the pneumatic clamping jaw in the device keeps static by taking the lower jaw 7 as a reference component, namely the clamping surface of the lower jaw 7 as a reference surface, the upper jaw 6 approaches the lower jaw 7, and the clamping surface of the upper jaw 6 is attached to or away from the clamping surface of the lower jaw 7, so that the correct angle and good precision are maintained under the action of division and matching of the upper jaw 6 and the lower jaw 7, and the problem that the angle and the precision are difficult to ensure due to the conventional multi-jaw relative movement structure is avoided;
In some preferred embodiments, the thickness of the upper jaw 6 tapers outwardly from the connecting end.
Specifically, in order to make the upper jaw 6 more portable and flexible, the thickness of the upper jaw 6 gradually decreases from the connecting end to the outside, so that the weight of the upper jaw 6 gradually decreases from the connecting end to the outside, under such structural characteristics, the power required by the second cylinder 8 when driving the upper jaw 6 to rotate can be further reduced, so that the rotation of the upper jaw 6 becomes flexible and quick, and meanwhile, the number of power sources and configuration requirements are reduced, so that the applicability of the power sources also becomes wider and easier to select.
In some preferred embodiments, the gripping surface of the upper jaw 6 is a roughened surface; the clamping surface of the lower claw 7 is a rough surface.
Specifically, in order to form a more stable clamping structure, the clamping surface of the upper jaw 6 is set to be a rough surface, so that the upper jaw 6 can effectively clamp and clamp the film when in pressure connection with the lower jaw 7, and in order to further enhance the stability of clamping, the clamping surface of the lower jaw 7 is also set to be a rough surface, so that more stable receiving and clamping are formed on the film when the upper jaw 6 is attached to the lower jaw 7, namely, the rough clamping surfaces of the upper jaw 6 and the lower jaw 7 are combined to ensure that the film is stably clamped, and the film is prevented from falling off or sliding during clamping.
In some preferred embodiments, the film winding mechanism comprises a C-shaped gear swivel 9 rotatably connected to the frame 1, a driving gear 10 in meshed connection with the C-shaped gear swivel 9, a first motor in shaft connection with the driving gear 10, and a film winding guide roller 11 arranged on at least one of the C-shaped gear swivel 9; the film winding guide roller 11 is in contact with the film in a abutting mode and acts on the wrapping piece along with the rotation of the C-shaped gear swivel 9.
In the specific application, in order to realize accurate and efficient film winding effect, film winding mechanism is provided with: a C-gear swivel 9 serving as a main carrier structure for the rotating winding film; the driving gear 10 is in meshed connection with the C-shaped gear swivel 9 and is used for transmitting rotation power to the C-shaped gear swivel 9; the first motor is connected with the shaft of the driving gear 10 and is used for providing rotary power for the driving gear 10 and driving the C-shaped gear swivel 9 to rotate; and at least one film winding guide roller 11 arranged on the C-shaped gear swivel 9 and used for forming a good guiding effect on the film and abutting against the film, and packing the packing piece along with the rotation of the C-shaped gear swivel 9.
Specifically, as shown in fig. 2 and fig. 4, in this embodiment, the C-shaped gear swivel 9 is installed at the middle lower part of the frame 1, that is, below the clamping mechanism, so that the space of the frame 1 is reasonably utilized, and five driving gears 10 are uniformly arranged and installed on the outer side wall of the frame 1, which is located on the C-shaped gear swivel 9, so as to provide sufficient power for the C-shaped gear swivel 9, and ensure the stress of the C-shaped gear swivel 9 to be uniform and balanced, so as to ensure the accuracy of the C-shaped gear swivel 9 in the film winding process; five film winding guide rollers 11 are uniformly fixed on the outer wall of the C-shaped gear swivel 9 and are used for realizing whole-course abutting contact of a film in the rotating process, and the rotatable C-shaped gear swivel 9 with an opening is combined with the film winding guide rollers 11 with good guiding and abutting effects, so that a gear transmission mode with high-precision characteristics is provided for the film winding guide rollers, and the requirements of high precision and high work efficiency of film winding work are met together; the surface of the outer annular wall of the C-shaped gear swivel 9 is in meshed connection with five driving gears 10 mounted on the frame 1, and the five driving gears 10 are mounted on the frame 1 and uniformly distributed around the C-shaped gear swivel 9, so that the C-shaped gear swivel 9 receives a rotating force transmitted from the periphery of the outer annular wall of the C-shaped gear swivel when rotating, has excellent stability, and keeps stable and continuous high-precision film winding effect.
In some preferred embodiments, the inner ring surface of the C-shaped gear swivel 9 is in abutting contact with a positioning roller 12, and the positioning roller 12 is rotatably disposed on the frame 1.
Specifically, as shown in fig. 2 and fig. 4, in order to facilitate positioning and mounting of the C-shaped gear swivel 9 and maintain stability of the C-shaped gear swivel 9 in a rotating process, the inner ring surface of the C-shaped gear swivel 9 is in abutting contact with a positioning roller 12, the positioning roller 12 is rotationally connected to the frame 1, in the rotating process of the C-shaped gear swivel 9, the positioning roller 12 always has an auxiliary matching rotation function of being connected or accepted, and maintains a good guiding rotation connection state with the C-shaped gear swivel 9 all the time, so that film winding precision and working efficiency of the C-shaped gear swivel 9 are further improved.
In some preferred embodiments, the outer side of the film winding mechanism is provided with a film supporting mechanism; the film supporting mechanism comprises a fixed rod 13, a first spring 14 and a belt 15, wherein the fixed rod 13 is fixed on the frame 1, one end of the belt 15 is fixed on the machine table 2 below the film winding mechanism, and the first spring 14 is connected between the other end of the belt 15 and the fixed rod 13; the belt 15 is in abutting contact with the film winding mechanism under the action of the first spring 14.
Specifically, the film supporting mechanism is arranged at the outer side of the film winding mechanism and used for generating a clinging and protecting effect on the film, preventing the film from falling off in the conveying and winding processes, and further ensuring the film winding quality and film winding efficiency; the film winding mechanism comprises a fixing rod 13, a first spring 14 and a belt 15, wherein the fixing rod 13 is fixed on the frame 1, one end of the belt 15 is fixedly connected to the machine table 2 below the film winding mechanism, the first spring 14 is connected between the other end of the belt 15 and the fixing rod 13, the belt 15 is in abutting contact with a film winding contact surface of the film winding mechanism under the action of the first spring 14, so that a stable lamination structure is formed, namely, stable lamination force is generated on the outer surface of the film winding mechanism, the film winding mechanism is always in abutting contact with the belt 15 in the film winding mechanism in the film winding process, the film is stably and continuously laminated, falling of the film in the winding process is effectively avoided, and powerful guarantee is provided for the efficiency and quality of film winding operation. The fixing rod 13 is set to be a cylindrical structure, and is used for forming a characteristic fixing structure capable of changing along with the position change of the film winding mechanism, the fixing rod 13 is rotatably arranged on the frame 1, namely, a circular hole is formed in the frame 1, the fixing rod 13 is rotatably arranged in the circular hole of the frame 1 in a penetrating manner, in practical application, the specific installation position of the film winding mechanism is set according to the actual use position requirement of the film winding mechanism, after the specific installation position of the film winding mechanism is determined, the belt 15 can generate effective pressing force on a film on the surface of the film winding mechanism under the combined action of the fixing rod 13 of the cylindrical structure and the first spring 14, so that the film is always clung to a winding contact surface of the film winding mechanism, in the process, when the installation position of the film winding mechanism is changed, the fixing rod 13 of the cylindrical structure is adaptively rotated in the circular hole of the frame 1, the belt 15 and the first spring 14 are moved to the corresponding positions under the rotating action of the fixing rod 13, the belt 15 and the outer surface of the film winding mechanism are kept to be firmly pressed down, and the film is always kept to be stably pressed down in the stable pressing force in the process, and the film is prevented from falling off.
In some preferred embodiments, the outside of the C-shaped gear swivel 9 is provided with a film holding mechanism; the film supporting mechanism comprises a fixed rod 13, a first spring 14 and a belt 15, wherein the fixed rod 13 is fixed on the frame 1, one end of the belt 15 is fixed on the machine table 2 below the C-shaped gear swivel 9, and the first spring 14 is connected between the other end of the belt 15 and the fixed rod 13; the belt 15 is in abutting contact with each film winding guide roller 11 by the first spring 14.
Specifically, as shown in fig. 2 and fig. 4, in the actual film winding process, the situation that a film falls off is unavoidable, in order to effectively avoid the phenomenon, a film supporting mechanism is arranged at the position of the frame 1, which is located at the outer side of the C-shaped gear swivel 9, in this embodiment, a fixing rod 13 with a cylindrical structure is rotatably installed in a circular hole of the frame 1, the fixing rod 13 is located above the C-shaped gear swivel 9 and is used for providing a supporting foundation for a first spring 14 and a belt 15, one end of the belt 15 is fixed on a machine table 1 below the C-shaped gear swivel 9, the first spring 14 is connected between the other end of the belt 15 and the fixing rod 13, so that a stable structure for keeping tension is formed, the belt 15 is parallel to the film winding guide roller 11 and keeps a close state with the film winding guide roller 11 under the tensile force of the first spring 14, and in the film winding process, the belt 15 always supports the film on the cambered surface of the film winding guide roller 11, so that the film falls off due to loosening and accurate film winding efficiency is ensured; wherein, dead lever 13 is located the top of C type gear swivel 9, and the one end of belt 15 is fixed in the below of C type gear swivel, and under the linking effect of first spring 14, belt 15 hugs closely the cladding to the twining membrane deflector roll 11 of C type gear swivel, effectually has saved the installation space to improve the space utilization of frame, save the frame and use the material.
In some preferred embodiments, the film supporting mechanism can also act on a conventional circular swivel, and the film supporting mechanism comprises a fixed rod 13, a first spring 14 and a belt 15, wherein the fixed rod 13 is fixed on the frame 1, one end of the belt 15 is fixed on the machine table 2 below the circular swivel, and the first spring 14 is connected between the other end of the belt 15 and the fixed rod 13; the belt 15 is in abutting contact with the wrapping contact surface of the circular swivel under the action of the first spring 14.
Specifically, the conventional circular rotating ring is provided with a closed annular circular rotating ring, which can be a circular gear rotating ring driven by a gear or a circular belt wheel rotating ring driven by a belt, and can generate a pressing effect on a film through a film supporting mechanism, namely, a fixing rod 13 is rotatably arranged in a circular hole of the frame 1 in a penetrating manner, one end of a belt 15 is fixed on a machine table 2 below the circular rotating ring, a first spring 14 is connected between the other end of the belt 15 and the fixing rod 13, the belt 15 is in abutting contact with a film winding contact surface of the circular rotating ring under the action of the first spring 14 and is used for forming stable and continuous pressing force, and when the circular rotating ring rotates to wind the film, the belt 15 can be stably and tightly attached to the film winding contact surface of the circular rotating ring under the action of adaptive rotation of the fixing rod 13 which follows the installation position of the circular rotating ring and under the elastic tensioning action of the first spring 14, so that the film is prevented from falling off.
In some preferred embodiments, the film deposition mechanism comprises a positioning seat 3, and at least one guide roller 16; the positioning seat 3 is arranged on the frame 1, and at least one guide roller 16 is arranged on the frame 1 and positioned between the positioning seat 3 and the film winding mechanism.
Specifically, as shown in fig. 2 and 7, in order to realize rapid clamping and fixing of the film roll, in this embodiment, a positioning seat 3 is provided at the upper right part of the frame 1 for the sleeve-joint placement of the film roll; the frame 1 is provided with a plurality of guide rollers 16 at the position between the positioning seat 3 and the film winding mechanism, and is used for guiding the film to a designated area; in practical use, a professional can determine the number of installation and specific installation positions of the guide rollers 16 according to practical use requirements, and the number of the guide rollers 16 in the embodiment is three, which are all located near the film cutting mechanism.
In some preferred embodiments, the frame 1 is provided with a tension float roller assembly at a position between the positioning seat 3 and the film winding mechanism; the tension floating roller assembly comprises an elastic rod 17, a sliding sleeve 18, a second spring 19 and a plurality of elastic guide rollers 20; the elastic rod 17 is fixed on the frame 1, one end of the elastic rod 17 is sleeved with a sliding sleeve 18, and a second spring 19 is connected between the other end of the elastic rod 17 and the sliding sleeve 18; the other end of the sliding sleeve 18 and the other end of the elastic rod 17 are respectively provided with an elastic guide roller 20.
In particular, in order to provide a stable tension of the film during winding and packing, the frame 1 is provided with a tension dancer assembly at a position thereof between the positioning seat 3 and the film winding mechanism. The elastic rod 17 is fixed on the frame 1 and used as a basic carrier of a tension structure, one end of the elastic rod 17 is sleeved with the sliding sleeve 18, a second spring 19 is connected between the other end of the elastic rod 17 and the sliding sleeve 18, so that a pressure-resistant structure is realized, the sliding sleeve 18 and the other end of the elastic rod 17 are both provided with elastic guide rollers 20, so that a pressure-bearing elastic guide roller 20 system is formed, namely, when a film is conveyed through the elastic guide rollers 20, the elastic guide rollers 20 on the sliding sleeve 18 can slide back and forth along the elastic rod 17 under the action of the second spring 19 according to the pressure exerted by the film, and therefore stable tension is maintained for the film. In this embodiment, the elastic rod 17 is a vertically arranged double-rod structure, which is different from a common single-rod or multi-rod structure, and has good structural stability, so that the elastic rod is used as a stable tension structural carrier, a stable tension force is indirectly provided for the film, an elastic guide roller 20 is fixed on the outer wall of a sliding sleeve 18 sleeved on the elastic rod 17, two elastic guide rollers 20 are fixed at one end far away from the sliding sleeve 18 and are respectively positioned at the left side and the right side of the sliding sleeve 18, thus a stable triangle-shaped movement structural layout is formed, the two elastic guide rollers 20 at the upper part are respectively used as support and guide carriers at the left side and the right side, a support and guide force is provided for the film, the elastic guide roller 20 at the lower part is used as a dynamic adjustment module, and after the film is contacted, the elastic guide roller 20 always maintains a stable tension force in the vertical sliding process of the sliding sleeve 18 along with the elastic guide roller 20, so that the film is prevented from falling off or being stretched tightly.
In some preferred embodiments, the film cutting mechanism includes a blade holder 21, a blade 22, a knife bar 23, and a third cylinder 29; the cutter holder 21 is arranged on the frame 1, the middle part of the cutter bar 23 is correspondingly and rotatably arranged on the frame 1, the head end of the cutter bar 23 is provided with the blade 22, the tail end of the cutter bar 23 is rotatably connected with the ejection end of the third cylinder 29, and the fixed end of the third cylinder 29 is rotatably connected on the frame 1; the tool holder 21 is provided with a tool slot corresponding to the position of the blade 22.
Specifically, as shown in fig. 5, 7 and 8, in order to simplify the film cutting operation and the film cutting structure, in this embodiment, the cutter holder 21 is mounted on the frame 1, the middle part of the cutter bar 23 is correspondingly hinged on the frame 1, the head end of the cutter bar 23 is mounted with the blade 22, the tail end of the cutter bar 23 is hinged with the ejection end of the third cylinder 29, the fixed end of the third cylinder 29 is hinged on the frame 1, the structure is used as the power swinging part of the film cutting mechanism, the cutter holder 21 is provided with a cutter slot corresponding to the position of the blade 22, and the structure is used as the cutting function part of the film cutting mechanism. When the film needs to be cut, firstly, the ejection end of the third air cylinder 29 ejects out and drives the cutter bar 23 to rotate, at the moment, the head end of the cutter bar 23 drives the blade 22 to move to the cutter groove position of the cutter holder 21 under the ejection action of the third air cylinder 29, the cutting action is completed on the film, and then the ejection end of the third air cylinder 29 contracts to drive the cutter bar 23 to reset.
In some preferred embodiments, the tool holder 21 has a bumper assembly attached thereto, the bumper assembly including a baffle, a bumper rod 25, and a third spring 27; the cutter seat 21 is provided with a buffer through hole above the cutter groove, the buffer rod 25 passes through the buffer through hole and is connected with the cutter seat 21 in a sliding way, and one end of the buffer rod 25 far away from the cutter blade 22 is provided with a limiting block 26; the cutter holder 21 is connected with a baffle 24 at one side of the cutter holder, which is far away from the blade 22, through a support rod, and the baffle 24 is connected with a limiting block 26 through a third spring 27; the cutter bar 23 is provided with a buffer plate above the blade 22, the buffer plate corresponding to the position of the buffer rod 25.
Specifically, in order to reduce the abrasion of the blade 22 during use and prolong the service life of the blade 22, the blade holder 21 is connected with a buffer assembly, namely, the blade holder 21 is provided with a buffer through hole above the blade slot, and the buffer rod 25 passes through the buffer through hole and is in sliding connection with the blade holder 21, so as to form a buffer sliding structure carrier; the buffer rod 25 is provided with a stopper 26 at one end thereof away from the blade 22, serving as a stopper when the buffer rod 25 slides to an extreme position; the cutter seat 21 is connected with a baffle plate 24 at one side of the cutter seat, which is far away from the blade 22, through a support rod, and the baffle plate 24 is connected with a limiting block 26 through a third spring 27, so that a pressure release buffer structure under the elastic force of the third spring 27 is formed; the cutter arbor 23 is provided with the buffer plate in its top that is located blade 22, the buffer plate corresponds with the position of buffer rod 25, namely when blade 22 is entering the sword groove, the buffer plate of blade 22 top also just butt is in the buffer rod 25 department of sword groove top, buffer rod 25 contracts under the pressure of buffer plate, the effort to blade 22 and cutter arbor 23 cushions, after blade 22 accomplishes the cutting-off action and resets, buffer rod 25 is ejecting and reset under the elasticity effect of third spring 27, realize the good buffering effect of buffer assembly to blade 22 from this, thereby reduce the wearing and tearing consumption of blade 22, increase of service life thereof.
In some preferred embodiments, the blade 22 is serrated in shape.
Specifically, since the film is smoother, the common single-edge or double-edge blade 22 is difficult to cut off the film instantaneously, in this embodiment, the shape of the blade 22 is set to be serrated, therefore, in the film cutting process, only the blade 22 needs to contact the film, and the point-type cutting of the film can be realized by the serrated tip salient points of the blade 22, so that the cutting operation of the film can be completed instantaneously, and the smooth overall operation is facilitated.
In some preferred embodiments, the knife holder 21 is additionally provided with a knife 22 below the knife slot, and the knife 22 on the knife holder 21 is arranged in a staggered manner with respect to the knife 22 on the knife bar 23.
Specifically, as shown in fig. 5, 7 and 8, the blade 22 on the blade holder 21 and the blade 22 on the cutter bar 23 are installed in a staggered manner, so as to form a stable staggered cutting structure, and further improve the cutting efficiency of the film cutting mechanism.
Through the technical scheme, the external film structure of the winding machine provided by the invention has the advantages that the frame 1 and the machine table 2 are used as the integral structural carrier, and the film releasing mechanism, the film cutting mechanism, the clamping and conveying mechanism and the film winding mechanism are arranged, so that the complete film releasing, clamping and conveying, film winding and film cutting functions are realized. The pendulum type clamping and conveying mechanism driven by the first air cylinder 28 provides an accurate and efficient working mechanism for film winding, namely the first air cylinder 28 drives the swing arm 5 to swing through the rotating rod 4, so that the pneumatic clamping jaw connected with the swing arm 5 can move to a target position along with the swing arm 5 rapidly while keeping a clamping state of a film, and the film is conveyed to the film winding mechanism, thereby facilitating the subsequent film winding work, and the one-step in-place pneumatic structure of the pendulum type clamping and conveying mechanism also ensures the simplification of the structure and the accuracy and the high efficiency of the subsequent film winding work; the pneumatic clamping jaw is designed into a double-finger clamping structure with the upper jaw 6 and the lower jaw 7 driven by the second air cylinder 8, so that the clamping and releasing functions of a film can be realized by the rotation of the upper jaw 6 driven by the second air cylinder 8 while the clamping structure is simplified, the pneumatic power support also provides convenience for the clamping and releasing operation, thereby effectively saving the running time and improving the working efficiency; the clamping surfaces of the upper claw 6 and the lower claw 7 are rough surfaces, so that the stability in the film clamping process is ensured; the film winding mechanism is provided with at least one C-shaped gear swivel 9 with at least one film winding guide roller 11, and is driven by gears to provide power for rotation, the at least one film winding guide roller 11 follows the C-shaped gear swivel 9 to rotate, and the film is stably and efficiently wound on a packing piece under the condition of keeping the flatness of the film, so that film winding work is completed, and great convenience is provided for film winding work by combining the rotatable C-shaped gear swivel 9 with an opening with a film winding guide roller 11 with a good guiding function, and the film winding work is more accurate and efficient; at least one positioning roller 12 is in abutting contact with the inner surface of the C-shaped gear swivel 9, so that the rotation stability and accuracy of the C-shaped gear swivel 9 in the film winding process are further ensured; the belt of the film supporting mechanism is always in tight contact with each film winding guide roller 11 under the action of the first spring 14, so that the film winding guide rollers have good tension and adhesion, and the film is prevented from falling off and drifting out due to loosening; the film placing mechanism is provided with a positioning seat 3 and at least one guide roller 16, so that the film can be conveniently stored in the initial position of the film, and meanwhile, a good guide effect is achieved in the process of being conveyed; the tension floating roller assembly between the positioning seat 3 and the film winding mechanism also provides good tension for the film, so that the flatness and firmness of the subsequent film winding are ensured; the film cutting mechanism is provided with a pneumatic cutter structure and a buffer assembly, so that the film cutting mechanism can meet the film cutting requirement, and simultaneously has a good protection effect on the blade 22, so that the abrasion of the blade is reduced, and the service life of the blade is prolonged.
In the description of the present specification, reference to the terms "one embodiment," "certain embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
What has been described above is merely some embodiments of the present invention. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the invention.
Claims (9)
1. The external film structure of the winding machine is provided with a frame and a machine table arranged below the frame, and is characterized by comprising a film placing mechanism, a film cutting mechanism, a clamping mechanism and a film winding mechanism which are sequentially arranged on the frame according to the film conveying direction;
The clamping mechanism comprises a first cylinder, a rotating rod, a swing arm and a pneumatic clamping jaw;
the rotating rod is rotatably arranged on the rack, one end of the rotating rod is fixedly connected with the swing arm, and the free end of the swing arm is connected with the pneumatic clamping jaw;
the other end of the rotating rod is rotationally connected with the first cylinder, so that the rotating rod is driven by the first cylinder, and the swing arm drives the pneumatic clamping jaw to move back and forth on the conveying path of the film to carry out film feeding operation;
the outer side of the film winding mechanism is provided with a film supporting mechanism;
the film supporting mechanism comprises a fixed rod, a first spring and a belt, wherein the fixed rod is fixed on the frame, one end of the belt is fixed on the machine table below the film winding mechanism, and the first spring is connected between the other end of the belt and the fixed rod;
the belt is in abutting contact with the film winding mechanism under the action of the first spring.
2. The external film structure of a winding machine according to claim 1, wherein the pneumatic clamping jaw comprises a second cylinder, an upper jaw and a lower jaw;
the upper claw is rotationally connected to the tail end of the swing arm, the lower claw is fixedly arranged at the tail end of the swing arm, and the upper claw and the lower claw are arranged with the geometric axis to form a film clamping station;
The fixed end of the second cylinder is connected with the swing arm, and the ejection end of the second cylinder is connected with the upper claw.
3. The external film structure of a winding machine according to claim 2, wherein the clamping surface of the upper jaw is a rough surface; the clamping surface of the lower claw is a rough surface.
4. The external film structure of a winding machine according to claim 1, wherein the film winding mechanism comprises a C-shaped gear swivel rotatably connected to the frame, a driving gear in meshed connection with the C-shaped gear swivel, a first motor connected with the driving gear shaft, and at least one film winding guide roller arranged on the C-shaped gear swivel;
the film winding guide roller is in contact with the film in a propping mode and acts on the packing piece along with the rotation of the C-shaped gear swivel.
5. The external film structure of claim 4, wherein the inner ring surface of the C-gear swivel is in contact with a positioning roller in a tight contact manner, and the positioning roller is rotatably disposed on the frame.
6. The external film structure of a winding machine according to claim 1, wherein the film releasing mechanism comprises a positioning seat and at least one guide roller;
The positioning seat is arranged on the frame, and at least one guide roller is arranged on the frame and positioned between the positioning seat and the film winding mechanism.
7. The external film structure of claim 6, wherein the frame is provided with a tension floating roller assembly at a position between the positioning seat and the film winding mechanism;
the tension floating roller assembly comprises an elastic rod, a sliding sleeve, a second spring and a plurality of elastic guide rollers;
the elastic rod is fixed on the frame, one end of the elastic rod is sleeved with the sliding sleeve, and the second spring is connected between the other end of the elastic rod and the sliding sleeve;
the sliding sleeve and the other end of the elastic rod are both provided with the elastic guide roller.
8. The external film structure of claim 1, wherein the film cutting mechanism comprises a knife holder, a blade, a knife bar, and a third cylinder;
the cutter holder is arranged on the frame, the middle part of the cutter bar is correspondingly and rotatably arranged on the frame, the head end of the cutter bar is provided with the blade, the tail end of the cutter bar is rotatably connected with the ejection end of the third cylinder, and the fixed end of the third cylinder is rotatably connected to the frame;
The knife holder is provided with a knife slot, and the knife slot corresponds to the position of the knife blade.
9. The external film structure of claim 8, wherein the knife holder is connected with a buffer assembly, the buffer assembly comprising a baffle, a buffer rod, and a third spring;
the cutter holder is provided with a buffer through hole above the cutter slot, the buffer rod passes through the buffer through hole and is in sliding connection with the cutter holder, and one end of the buffer rod, which is far away from the cutter blade, is provided with a limiting block;
the cutter holder is connected with the baffle plate at one side of the cutter holder far away from the blade through a supporting rod, and the baffle plate is connected with the limiting block through the third spring;
the cutter arbor is located it the top of blade is provided with the buffer board, the buffer board with the position of buffer pole corresponds.
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| CN214730273U (en) * | 2021-04-26 | 2021-11-16 | 昆山富士龙自动化有限公司 | Roll up membrane winding equipment |
| CN114408254A (en) * | 2022-03-29 | 2022-04-29 | 广东包庄科技有限公司 | Cotton pasting and film winding packaging device and method |
| CN217436116U (en) * | 2022-04-18 | 2022-09-16 | 意锐科(宁波)智能科技有限公司 | Film winding machine |
| CN217730922U (en) * | 2022-03-26 | 2022-11-04 | 钱峰 | Automatic paste cotton film wrapping machine |
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2023
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| CN214730273U (en) * | 2021-04-26 | 2021-11-16 | 昆山富士龙自动化有限公司 | Roll up membrane winding equipment |
| CN113562270A (en) * | 2021-07-23 | 2021-10-29 | 景林包装机械(常州)有限公司 | Automatic belt feeding and breaking device for winding packaging machine |
| CN217730922U (en) * | 2022-03-26 | 2022-11-04 | 钱峰 | Automatic paste cotton film wrapping machine |
| CN114408254A (en) * | 2022-03-29 | 2022-04-29 | 广东包庄科技有限公司 | Cotton pasting and film winding packaging device and method |
| CN217436116U (en) * | 2022-04-18 | 2022-09-16 | 意锐科(宁波)智能科技有限公司 | Film winding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116101543A (en) | 2023-05-12 |
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