CN112158637B - Double-winding arm and film pre-stretching unit - Google Patents
Double-winding arm and film pre-stretching unit Download PDFInfo
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- CN112158637B CN112158637B CN202010920915.XA CN202010920915A CN112158637B CN 112158637 B CN112158637 B CN 112158637B CN 202010920915 A CN202010920915 A CN 202010920915A CN 112158637 B CN112158637 B CN 112158637B
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- driving wheel
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- 238000004804 winding Methods 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 45
- 238000005303 weighing Methods 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000010408 film Substances 0.000 description 62
- 230000007246 mechanism Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
Landscapes
- Winding Of Webs (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a double-winding arm and film pre-stretching unit, which comprises two groups of frame structural members, wherein a threaded rod penetrates through the through hole, a weighing sensor chip is arranged in a weighing plate, and a convex column is fixedly arranged on the weighing plate; the distance between the center of the cleaning column and the centers of the first guide column, the second guide column and the third guide column are equal; the utility model discloses a cleaning device for a cleaning column, including pneumatic cylinder, brush loading board, round platform, trigger piece, cleaning column, brush loading board, round platform, trigger piece, three bar grooves have been seted up on the lateral wall of pneumatic cylinder to the output of pneumatic cylinder is fixed to be provided with the round platform, the radius that pneumatic cylinder one end was kept away from to the round platform reduces gradually, the side of round platform is fixed to be provided with the trigger piece, three bar grooves have been seted up on the lateral wall of cleaning column, the fixed soft brush that is provided with on the brush loading board. The invention provides the double-winding arm and the film pre-stretching unit, which can fix the film roll more conveniently and rapidly, and the cleaning operation of the guide post can be automatically performed while the film roll is manually fixed, so that the film can be directly pulled out for stretching after the fixing is manually finished, waiting is not needed, and the film pre-stretching unit is simple and efficient.
Description
Technical Field
The invention relates to the technical field of film winding, in particular to a double winding arm and a film pre-stretching unit.
Background
In the prior art, a fixed cantilever winding machine with the application number of 201921403686.3 comprises a fixed plate, a convenient moving mechanism, an L-shaped fixed column, a moving mechanism, a C-shaped plate, a limiting mechanism and a U-shaped strip; the fixing plate is provided with a mounting stud, and the left side of the upper surface of the fixing plate is connected with a rotating disc through a bearing; the convenient moving mechanism is arranged on the right side of the upper surface of the fixed plate; the L-shaped fixed column is arranged on the portable mechanism; the moving mechanism is arranged in the placing groove on the left surface of the L-shaped fixed column; the C-shaped plate is arranged on the moving mechanism; the limiting mechanism is arranged on the L-shaped fixed column, and the C-shaped plate is assembled on the limiting mechanism; the fixed cantilever winding machine has the advantages of small occupied area, convenient installation, convenient use and convenient use, can be moved by a common forklift at will and can be used after being fixed, the packaging film is not easy to knot, the packaging efficiency is improved, and the use is facilitated.
However, during the use process, the method still has obvious defects: 1. the film roll placing mechanism comprises the clamping strips, the inserting rods and the connecting plates, wherein the inserting rods are arranged on the connecting plates, the clamping strips are detachably assembled on the inserting rods, the packaging film rolls are limited through the clamping strips, the positions of the inserting rods are not easy to adjust, the film rolls are difficult to simply and quickly replace when the barrel cores are taken down after the film rolls are installed and the barrel cores are used up, and the working efficiency is affected; 2. the device lacks a structure for pre-unwinding the film, and if the film is directly pulled out from the film roll for use, the film is often contracted due to unsmooth rotation of the film roll and unsuitable pulling angle, and the problems of pause, pulling and breaking and the like easily occur, so that the device is difficult to ensure long-term stable operation.
Disclosure of Invention
The present invention is directed to a dual winding arm and film pre-stretching unit for solving the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the double-winding arm comprises two groups of frame structural members, wherein a through hole is formed in a top plate of each frame structural member, a threaded rod penetrates through the through hole, a rotating handle is fixedly arranged at the top of each threaded rod, an upper nut and a lower nut are arranged on each threaded rod in a threaded manner, a base is fixedly arranged on a bottom plate of each frame structural member, a weighing plate is arranged on each base, each weighing plate comprises a weighing sensor chip, and a convex column is fixedly arranged on each weighing plate;
the cleaning device comprises a frame structural member, wherein a first guide post, a second guide post, a third guide post and a cleaning post are arranged between the frame structural member, the centers of the first guide post, the second guide post and the third guide post are positioned at three vertexes of a regular triangle, and the distances between the centers of the cleaning post and the centers of the first guide post, the second guide post and the third guide post are equal;
the top of the cleaning column is fixedly provided with a fixed block, a top bearing seat is embedded in the fixed block, a center column is arranged in the top bearing seat, the center column is fixed at the output end of a rotating motor, the rotating motor is fixed on a frame structural member, a first driving wheel is fixedly arranged on the center column in a penetrating manner, the first driving wheel is arranged in a first driving belt, a second driving wheel is arranged in the first driving belt, a first rotating column is fixedly arranged in the center of the second driving wheel in a penetrating manner, the first rotating column is fixed at the center of the top of the second guide column, the first rotating column is fixed at the center of a third driving wheel, the third driving wheel is arranged in the second driving belt, a fourth driving wheel is arranged in the second driving belt, a second rotating column is fixedly arranged in a penetrating manner at the center of the fourth driving wheel, the second rotating column is fixedly arranged at the center of the top of the first guide column, the fifth driving wheel is arranged in the third driving belt, the first rotating column is fixedly arranged in the center of the third driving belt, the third driving wheel is fixedly arranged in the third guide column, the center of the third guide column is fixedly arranged at the bottom of the third guide column, the bottom of the third guide column is fixedly arranged at the bottom of the third guide column, and the center of the third guide column is fixedly arranged at the bottom of the third guide column;
the utility model discloses a cleaning column, including clean post, including the inner chamber of clean post, the fixed pneumatic cylinder that is provided with in inner chamber top, the output of pneumatic cylinder is fixedly provided with round platform, round platform keeps away from the radius of pneumatic cylinder one end and reduces gradually, the fixed trigger piece that is provided with in side of round platform, fixedly be provided with the mounting panel in the inner chamber lateral wall of clean post, be provided with the switch on the mounting panel, switch and rotating electrical machines signal connection, three bar groove has been seted up on the lateral wall of clean post, the equal symmetrical connection in position department that clean post inner chamber is close to the bar groove is provided with two springs, spring coupling is on the arc, fixedly be provided with the push pedal on the arc, fixedly be provided with brush carrier plate on the push pedal, fixedly be provided with soft brush on the brush carrier plate.
Preferably, a winding drum core is sleeved on the protruding column, and a film roll is arranged on the outer side of the winding drum core.
Preferably, a limit column is fixedly arranged on one side, far away from the protruding column, of the frame structural member.
Preferably, the radii of the fixed block and the cleaning post are equal.
Preferably, the diameters of the pushing plate and the brush bearing plate are smaller than the width of the strip-shaped groove, and the diameter of the arc-shaped plate is larger than the width of the strip-shaped groove.
A film pre-stretching unit comprising the double wrap arm described above.
Compared with the prior art, the invention has the beneficial effects that:
1. when the film roll is installed, the upper nut can be rotated upwards in advance, the threaded rod is lifted upwards through the rotating handle during installation, then the winding drum core of the film roll is directly clamped and embedded on the protruding column, and then the threaded rod is put down, so that the threaded rod is inserted into the winding drum core, and further the film roll is limited through the protruding column and the threaded rod, so that the film roll can be prevented from moving or loosening, and the film roll can be guaranteed to rotate during use;
2. the first guide post, the second guide post and the third guide post are arranged in the invention, so that the film can be pre-stretched, and the problems that the film is contracted, is easy to stop, pull and break and the like due to unsmooth rotation of the film roll and improper pulling angle when the film is directly used are avoided;
3. according to the invention, the cleaning columns are arranged among the first guide column, the second guide column and the third guide column, after the film roll is placed, the weighing sensor chip instantly detects the weight, the hydraulic cylinder is controlled to quantitatively extend, so that the round table pushes the arc plate, the soft brush extends out of the strip-shaped groove, at the moment, the trigger block on the round table is just contacted with the switch, so that the rotating motor is started, the first guide column, the second guide column and the third guide column rotate, and further, relative movement is generated between the trigger block and the soft brush, impurities attached to the first guide column, the second guide column and the third guide column can be effectively removed, the impurities are prevented from being pressed out of tiny pits by the impurities, the quality of the film is damaged, the friction force generated between the guide column and the film is prevented from being influenced by the existence of the impurities, and the guiding effect on the film is further disturbed;
4. after the first guide post, the second guide post and the third guide post are cleaned for a preset time period by the soft brush, the hydraulic cylinder can be started to shrink, so that the soft brush is retracted into the inner cavity of the cleaning rod, the guiding extension of the film can not be influenced, and the rotating motor can automatically stop due to the fact that the switch is not triggered while the soft brush is retracted, and the cleaning rod is more energy-saving, convenient to use and intelligent;
5. the invention has reasonable cleaning time for the first guide post, the second guide post and the third guide post, namely, the cleaning is carried out immediately after the film roll is placed, the subsequent dust accumulation again caused by the cleaning is avoided, and the manual fixing of the film roll and the automatic cleaning of the guide post are carried out simultaneously, so that the film can be directly pulled out for stretching after the manual fixing is finished, the waiting is not needed, and the cleaning device is more efficient.
The invention provides the double-winding arm and the film pre-stretching unit, which can fix the film roll more conveniently and rapidly, and the cleaning operation of the guide post can be automatically performed while the film roll is manually fixed, so that the film can be directly pulled out for stretching after the fixing is manually finished, waiting is not needed, and the film pre-stretching unit is simple and efficient and is very worth popularizing.
Drawings
FIG. 1 is a schematic view of a structure in a frame structure of the present invention;
FIG. 2 is a schematic view of the structure and position of a cleaning column according to the present invention;
FIG. 3 is a schematic front view of the connection relationship among the first, second and third guide posts of the present invention;
FIG. 4 is a schematic top view of the connection relationship among the first, second and third guide posts and the position of the brush according to the present invention;
FIG. 5 is a top cross-sectional view of the cleaning post internal structure of the present invention;
FIG. 6 is a schematic diagram of the positional relationship of the hydraulic cylinder, the circular table, the trigger block and the switch of the present invention;
FIG. 7 is a schematic illustration of the pre-stretched positional relationship of the film of the present invention.
In the figure: 1 frame structure, 2 through holes, 3 threaded rods, 4 rotary handles, 5 upper nuts, 6 lower nuts, 7 bases, 8 weighing plates, 9 weighing sensor chips, 10 protruding columns, 11 winding drum cores, 12 film rolls, 13 limit columns, 14 first guide columns, 15 second guide columns, 16 third guide columns, 17 cleaning columns, 18 fixed blocks, 19 top bearing blocks, 20 center columns, 21 rotary motors, 22 first transmission wheels, 23 first transmission belts, 24 second transmission wheels, 25 rotary column I, 26 third transmission wheels, 27 second transmission belts, 28 fourth transmission wheels, 29 rotary column II, 30 fifth transmission wheels, 31 third transmission belts, 32 sixth transmission wheels, 33 rotary column III, 34 support columns, 35 bottom bearing blocks, 36 hydraulic cylinders, 37 round tables, 38 trigger blocks, 39 mounting plates, 40 switches, 41 strip grooves, 42 springs, 43 arc plates, 44 push plates, 45 brush bearing plates and 46 soft brushes.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution:
the utility model provides a double winding arm, including two sets of frame structure 1, the through-hole 2 has been seted up on the top board of frame structure 1, run through in the through-hole 2 and be provided with threaded rod 3, threaded rod 3 can reciprocate in through-hole 2, threaded rod 3's top is fixed to be provided with rotatory handle 4, operator's accessible rotation rotatory handle 4 drives threaded rod 3's rotation, threaded rod 3 goes up the screw thread and is provided with nut 5 and lower nut 6, go up the diameter of nut 5 and lower nut 6 and all be greater than the diameter of through-hole 2, can be used to adjust the position of threaded rod 3 and spacing, fixed being provided with base 7 on the bottom board of frame structure 1, be provided with weighing plate 8 on the base 7, including weighing sensor chip 9 in the weighing plate 8, weighing sensor chip 9 is used for detecting whether to place film roll 12 on the weighing plate 8, because weighing sensor chip 9 belongs to very common chip, be provided with protruding post 10 on the weighing plate 8 again, protruding post 10 inserts in reel core 11 during the use for spacing reel core 11.
A first guide post 14, a second guide post 15, a third guide post 16 and a cleaning post 17 are arranged between the frame structural members 1, the centers of the first guide post 14, the second guide post 15 and the third guide post 16 are positioned at three vertexes of a regular triangle, and the distances between the center of the cleaning post 17 and the centers of the first guide post 14, the second guide post 15 and the third guide post 16 are equal.
The top of the cleaning post 17 is fixedly provided with a fixed block 18, a top bearing seat 19 is embedded in the fixed block 18, the fixed block 18 can rotate in the top bearing seat 19, a center post 20 is arranged in the top bearing seat 19, the center post 20 is fixed at the output end of a rotating motor 21, the rotating motor 21 is fixed on a frame structural member 1, a first driving wheel 22 is fixedly arranged on the center post 20 in a penetrating way, the first driving wheel 22 is arranged in a first driving belt 23, a second driving wheel 24 is arranged in the first driving belt 23, the first driving wheel 22 can drive the second driving wheel 24 to rotate through the first driving belt 23, a rotating post I25 is fixedly arranged at the center of the second driving wheel 24 in a penetrating way, the rotating post I25 is fixed at the top center of the second guiding post 15, therefore, the rotating post I25 can drive the second guiding post 15 to rotate, the rotating post I25 is fixed at the center of a third driving wheel 26, the third driving wheel 26 is arranged in the second driving belt 27, the fourth driving wheel 28 is arranged in the second driving belt 27, the third driving wheel 26 can drive the fourth driving wheel 28 to rotate through the second driving belt 27, a rotating column II 29 is fixedly arranged at the center of the fourth driving wheel 28 in a penetrating manner, the rotating column II 29 is fixedly arranged at the center of the top of the first guide column 14, therefore, the rotating column II 29 can drive the first guide column 14 to rotate, the rotating column II 29 is fixedly arranged at the center of the fifth driving wheel 30, the fifth driving wheel 30 is arranged in the third driving belt 31, a sixth driving wheel 32 is arranged in the third driving belt 31, the fifth driving wheel 30 can drive the sixth driving wheel 32 to rotate through the third driving belt 31, a rotating column III 33 is fixedly arranged at the center of the sixth driving wheel 32, the rotating column III 33 is fixedly arranged at the center of the top of the third guide column 16, therefore, the rotating column III 33 can drive the third guide column 16 to rotate, the bottom centers of the first guide column 14, the second guide column 15 and the third guide column 16 are fixedly provided with a support column 34, the support column 34 is arranged in a bottom bearing seat 35, the support column 34 can rotate, the bottom bearing seat 35 is arranged on the frame structural member 1, and the bottom bearing seat 35 plays a role in movable support.
The inner cavity top of cleaning post 17 is fixed and is provided with pneumatic cylinder 36, the output of pneumatic cylinder 36 is fixed and is provided with round platform 37, round platform 37 keeps away from the radius of pneumatic cylinder 36 one end and reduces gradually, the fixed trigger piece 38 that is provided with in the side of round platform 37, the fixed mounting panel 39 that is provided with in the inner cavity lateral wall of cleaning post 17, be provided with switch 40 on the mounting panel 39, switch 40 and rotating electrical machines 21 signal connection, when trigger piece 38 and switch 40 contact, rotating electrical machines 21 starts, when trigger piece 38 and switch 40 do not contact, rotating electrical machines 21 then automatic closing, three bar groove 41 has been seted up on the lateral wall of cleaning post 17, the equal symmetrical connection in position department that cleaning post 17 inner cavity is close to bar groove 41 is provided with two springs 42, spring 42 connects on arc 43, fixedly on arc 43 is provided with push pedal 44, fixedly on push pedal 44 is provided with brush carrier 45, fixedly on the brush carrier 45 is provided with soft hair brush 46, soft hair brush 46 is used for cleaning first guide post 14, second guide post 15 and third guide post 16, it is little to prevent that the film surface from being pressed out the film surface and being influenced by the thin film, the effect is little friction film that is influenced by the film that has the small friction effect to the film.
As a preferred option, the protruding column 10 is sleeved with a roll core 11, the outside of the roll core 11 is provided with a film roll 12, and the roll core 11 can rotate on the outside of the protruding column 10 in situ, but cannot shift, so that the film on the film roll 12 can be normally stretched and used.
Preferably, a limiting post 13 is fixedly arranged on one side of the frame structure 1 away from the protruding post 10, and the limiting post 13 is used for limiting the direction of guiding out the film.
Preferably, the radius of the fixed block 18 is equal to that of the cleaning post 17, so that the whole is more attractive and interference is reduced.
As a preferred aspect, the diameters of the pushing plate 44 and the brush supporting plate 45 are smaller than the width of the bar-shaped groove 41, so that the pushing plate 44 and the brush supporting plate 45 can extend out of the bar-shaped groove 41, the cleaning of the first guide post 14, the second guide post 15 and the third guide post 16 by the soft brush 46 is facilitated, and the diameter of the arc-shaped plate 43 is larger than the width of the bar-shaped groove 41, so that the arc-shaped plate 43 is prevented from being separated from the bar-shaped groove 41.
A film pre-stretching unit comprising the double wrap arm described above.
Working principle: when the film roll 12 is placed, firstly, the upper nut 5 is rotated towards the direction close to the rotating handle 4 to perform the pre-preparation work, then the film roll 12 is taken, the threaded rod 3 is lifted up through the rotating handle 4, the roll cylinder core 11 of the film roll 12 is aligned and clamped on the convex column 10, at the moment, the weighing sensor chip 9 in the weighing plate 8 detects the weight and sends relevant information to an external controller, at the moment, on one hand, an operator releases the rotating handle 4, so that the threaded rod 3 descends under the action of gravity until the upper nut 5 is tightly attached to the frame structural member 1, the threaded rod 3 is inserted into the roll cylinder core 11, and in order to prevent the threaded rod 3 from moving, the lower nut 6 can be further rotated to the position close to the frame structural member 1, therefore, the convex column 10 and the threaded rod 3 are inserted into the roll cylinder core 11, the roll cylinder core 11 can rotate in situ, but cannot move, and the film in the film roll 12 can be conveniently stretched and used.
Meanwhile, on the other hand, after receiving the information of the weighing sensor chip 9, the external controller controls the hydraulic cylinder 36 to quantitatively extend, the hydraulic cylinder 36 drives the round table 37 to descend, as the radius of the round table 37 close to one end of the hydraulic cylinder 36 is gradually increased, three groups of arc plates 43 are gradually pushed outwards, the arc plates 43 press the spring 42 and push the soft brush 46 to extend out of the strip-shaped groove 41 through the push plate 44 and the brush bearing plate 45, when the hydraulic cylinder 36 is extended and stopped, the soft brush 46 extends out of the strip-shaped groove 41, the trigger block 38 on the round table 37 just contacts with the switch 40, so that the rotary motor 21 is started, the rotary motor 21 drives the first driving wheel 22 to rotate through the center column 20, the first driving wheel 22 drives the second driving wheel 24 to rotate through the first driving belt 23, the second driving wheel 24 drives the second guiding column 15 to rotate through the first driving column 25, the first rotary column 25 drives the third drive wheel 26 to rotate, the third drive wheel 26 drives the fourth drive wheel 28 to rotate through the second drive belt 27, the fourth drive wheel 28 drives the first guide column 14 to rotate through the second rotary column 29, the second rotary column 29 drives the fifth drive wheel 30 to rotate, the fifth drive wheel 30 drives the sixth drive wheel 32 to rotate through the third drive belt 31, the sixth drive wheel 32 drives the third guide column 16 to rotate through the third rotary column 33, therefore, the first guide column 14, the second guide column 15 and the third guide column 16 are rotated, the three groups of fixed soft brush 46 respectively correspond to the three groups of guide columns, relative movement is generated between the two groups of guide columns, cleaning of the surfaces of the first guide column 14, the second guide column 15 and the third guide column 16 is realized, the attached impurities are prevented from pressing the surfaces of the films out of tiny pits by the impurities, the quality of the films is damaged, the friction force generated between the guide post and the film is prevented from being influenced by the existence of impurities, the guiding action on the film is further disturbed, the interval time for the retraction of the hydraulic cylinder 36 is preset by the time delay relay or the controller, namely, the cleaning time length is preset, when the preset time length is finished, an operator just finishes the fixation of the film roll 12 in the convex post 10 and the threaded rod 3, the follow-up operation is not influenced, the later dust reattachment caused by the cleaning is not too early, and it is required to be noted that when the cleaning operation is stopped, the hydraulic cylinder 36 is retracted, the round platform 37 is also moved upwards, on the one hand, the round platform 37 loses the pushing of the arc-shaped plate 43, so that the soft brush 46 is inwards recovered into the inner cavity of the cleaning post 17, the guiding winding of the film on the film roll 12 is not influenced, on the other hand, the round platform 37 is moved upwards to drive the trigger block 38 to be away from the switch 40, the rotary motor 21 is also automatically stopped, namely, the cleaning post 17 is automatically cleaned once every time the film roll 12 is placed, and the energy consumption is saved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Double winding arm, comprising two sets of frame structures (1), characterized in that: the automatic weighing device is characterized in that a through hole (2) is formed in a top plate of the frame structural member (1), a threaded rod (3) is arranged in the through hole (2) in a penetrating manner, a rotary handle (4) is fixedly arranged at the top of the threaded rod (3), an upper nut (5) and a lower nut (6) are arranged on the threaded rod (3) in a threaded manner, a base (7) is fixedly arranged on a bottom plate of the frame structural member (1), a weighing plate (8) is arranged on the base (7), a weighing sensor chip (9) is arranged in the weighing plate (8), and a convex column (10) is fixedly arranged on the weighing plate (8);
a first guide column (14), a second guide column (15), a third guide column (16) and a cleaning column (17) are arranged between the frame structural members (1), the centers of the first guide column (14), the second guide column (15) and the third guide column (16) are positioned at three vertexes of a regular triangle, and the distances between the center of the cleaning column (17) and the centers of the first guide column (14), the second guide column (15) and the third guide column (16) are equal;
the top of the cleaning post (17) is fixedly provided with a fixed block (18), a top bearing seat (19) is embedded in the fixed block (18), a center post (20) is arranged in the top bearing seat (19), the center post (20) is fixed at the output end of a rotating motor (21), the rotating motor (21) is fixed on a frame structural member (1), a first driving wheel (22) is fixedly arranged on the center post (20) in a penetrating manner, the first driving wheel (22) is arranged in a first driving belt (23), a second driving wheel (24) is arranged in the first driving belt (23), a rotating post I (25) is fixedly arranged at the center of the second driving wheel (24), the rotating post I (25) is fixed at the center of the top of a second guide post (15), the third driving wheel (26) is arranged in a second driving belt (27), a fourth driving wheel (27) is arranged in the second driving belt (27), a rotating post (29) is fixedly arranged at the center of the second driving wheel (29), and the center of the fourth driving wheel (29) is fixedly arranged at the center of the top of the second guide post (29), the fifth driving wheel (30) is arranged in a third driving belt (31), a sixth driving wheel (32) is arranged in the third driving belt (31), a rotating column III (33) is fixedly arranged at the center of the sixth driving wheel (32), the rotating column III (33) is fixed at the top center of a third guide column (16), support columns (34) are fixedly arranged at the bottom centers of the first guide column (14), the second guide column (15) and the third guide column (16), the support columns (34) are arranged in bottom bearing seats (35), and the bottom bearing seats (35) are arranged on a frame structure (1);
the utility model discloses a cleaning column, including clean post (17), including inner chamber, fixed pneumatic cylinder (36) that is provided with at the inner chamber top of clean post (17), the fixed round platform (37) that is provided with of output of pneumatic cylinder (36), the radius that pneumatic cylinder (36) one end was kept away from to round platform (37) reduces gradually, the fixed trigger piece (38) that is provided with in the side of round platform (37), fixed mounting panel (39) that are provided with in the inner chamber lateral wall of clean post (17), be provided with switch (40) on mounting panel (39), switch (40) and rotating electrical machines (21) signal connection, three bar slot (41) have been seted up on the lateral wall of clean post (17), the equal symmetrical connection in position department that is close to bar slot (41) of clean post (17) inner chamber is provided with two springs (42), spring (42) are connected on arc (43), fixedly on arc (43) are provided with push pedal (44), fixedly on push pedal (44) are provided with brush carrier (45), fixedly on brush carrier (45) are provided with soft brush (46).
2. A double wrap arm according to claim 1 wherein: the drum is characterized in that a drum core (11) is sleeved on the protruding column (10), and a film roll (12) is arranged on the outer side of the drum core (11).
3. A double wrap arm according to claim 1 wherein: and a limit column (13) is fixedly arranged on one side, far away from the raised column (10), of the frame structural member (1).
4. A double wrap arm according to claim 1 wherein: the radius of the fixed block (18) is equal to that of the cleaning column (17).
5. A double wrap arm according to claim 1 wherein: the diameters of the pushing plate (44) and the brush bearing plate (45) are smaller than the width of the strip-shaped groove (41), and the diameter of the arc-shaped plate (43) is larger than the width of the strip-shaped groove (41).
6. A film pre-stretching unit, characterized in that: a double wrap arm comprising any of the above claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920915.XA CN112158637B (en) | 2020-09-04 | 2020-09-04 | Double-winding arm and film pre-stretching unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920915.XA CN112158637B (en) | 2020-09-04 | 2020-09-04 | Double-winding arm and film pre-stretching unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112158637A CN112158637A (en) | 2021-01-01 |
| CN112158637B true CN112158637B (en) | 2023-08-11 |
Family
ID=73857606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010920915.XA Active CN112158637B (en) | 2020-09-04 | 2020-09-04 | Double-winding arm and film pre-stretching unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN112158637B (en) |
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| CN114208420B (en) * | 2021-11-25 | 2022-12-20 | 聚优新材料科技（上海）有限公司 | Cotton stalk residual film separating and recovering device |
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