CN115648791B - Film tearing mechanism with waste film collecting function - Google Patents
Film tearing mechanism with waste film collecting function Download PDFInfo
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- CN115648791B CN115648791B CN202211597774.8A CN202211597774A CN115648791B CN 115648791 B CN115648791 B CN 115648791B CN 202211597774 A CN202211597774 A CN 202211597774A CN 115648791 B CN115648791 B CN 115648791B
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention provides a film tearing mechanism with a waste film collecting function, which comprises a bearing plate, an adsorption plate, a clamping jaw, a stripping rod, a material beating rod and a collecting box, wherein the operation of the film tearing mechanism comprises the following steps: s1, moving an adsorption plate to suck up a protective film with a back film on a bearing plate; s2, folding the clamping jaws to clamp the back membrane, and enabling the clamping jaws to move obliquely towards the lower left to tear a notch; s3, moving the stripping rod leftwards to enable the stripping rod to enter the notch and continue to move leftwards until the back film is separated from the protective film from right to left and falls on the bearing plate; s4, loosening the clamping jaw, introducing vacuum into the adsorption hole, and adsorbing the back films on two sides of the passage groove on the bearing plate; s5, moving the knockout rod downwards to drive the back membrane to penetrate through the passing groove and enter the collection box; can realize tearing the notacoria downwards, can form movable pulley mechanism again, reduce the power of dragging of the notacoria transmission of tearing, it is effectual to tear the membrane, and the dyestripping success rate is higher, and in the collection process of notacoria, do not influence other process operations, need not to set up negative pressure pipe, do not influence the dyestripping mechanism and lay.
Description
Technical Field
The invention belongs to the technical field of film tearing, and particularly relates to a film tearing mechanism with a waste film collecting function.
Background
Many parts of electronic product are before the equipment, need paste the protection film and protect, avoid dust fall and damage, before pasting the protection film, need tear the notacoria that sets up on the protection film binding face and remove, this step is generally called the dyestripping operation, the mode that current dyestripping operation adopted the manual work to tear most to go on, utilize the flexibility of human hand, the angle and the dynamics of notacoria are torn in control, avoid forming because of the notacoria is torn absolutely and remain, also avoid excessively dragging the protection film and cause the protection film to warp, this kind of mode wastes time and energy inefficiency.
There is also an automatic film tearing mechanism, for example, chinese patent CN216993484U, CN115285478a discloses such a film tearing mechanism, but this scheme adopts a mode of upward film tearing, the bonding surface after tearing is exposed upward, and is easily contaminated with impurities such as dust and back film debris, and in the film tearing process, the pulling force transmitted through the torn back film is large, which easily causes the back film to have tensile deformation, fracture and other phenomena, and the film tearing effect is poor, and especially when tearing the back film having hollow holes and large peeling force, the tearing phenomenon is more easily generated, and it is difficult to further improve the film tearing success rate.
Moreover, most of the film tearing mechanisms do not have the waste film collecting function, torn waste films are easy to scatter around to influence other process operations, and even if a waste film collecting device is arranged, most of the waste films are sucked through a negative pressure pipeline.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the film tearing mechanism with the waste film collecting function.
In order to achieve the above object, the present invention provides a film tearing mechanism with a waste film collecting function, comprising: the bearing plate extends along the horizontal direction, a plurality of adsorption holes are formed in the bearing plate, a through groove penetrating through the bearing plate along the vertical direction is formed in the middle of the bearing plate, and the through groove extends along the front-back direction and penetrates through the rear surface of the bearing plate;
the adsorption plate is parallel to the bearing plate and can be arranged above the bearing plate in a vertical, left-right and front-back movement manner;
the clamping jaw can be obliquely arranged on the right side of the bearing plate in a left-lower moving mode and horizontally extends out leftwards;
the stripping rod is a round rod horizontally extending in the front-back direction, the stripping rod is arranged above the bearing plate in a left-right moving mode, and the projections of the front end part and the rear end part of the stripping rod on the bearing plate are protruded out of the front surface and the rear surface of the bearing plate;
the material beating rod is arranged above the through groove in a vertically movable mode;
a collection box disposed below the passage slot;
the operation of the film tearing mechanism comprises the following steps:
s1, moving the adsorption plate to suck up a protective film with a back film on the bearing plate, so that the back film is separated from the bearing plate and is flush with the clamping surface of the clamping jaw;
s2, folding the clamping jaw, clamping the right skirt edge of the back membrane protruding out of the protective film, and then obliquely moving the clamping jaw to the left lower side to tear a notch;
s3, moving the stripping rod leftwards to enable the stripping rod to enter the notch and move leftwards continuously until the back film is separated from the protective film from right to left and falls on the bearing plate;
s4, loosening the clamping jaw, introducing vacuum into the adsorption hole, and adsorbing the back films on two sides of the passage groove on the bearing plate; s5, the knockout rod is moved downwards to drive the back membrane to penetrate through the passing groove and enter the collecting box.
Preferably, a flexible suction nozzle is arranged at the bottom of the knockout rod, when the knockout rod moves downwards in the step S5, the flexible suction nozzle is vacuumized to enable the back film to be adsorbed on the flexible suction nozzle, and after the knockout rod moves downwards to enable the back film to completely pass through the through groove, the flexible suction nozzle breaks the vacuum to enable the back film to fall into the collection box under the action of inertia and self-weight.
Further preferably, the number of the flexible suction nozzles is plural, and the plural flexible suction nozzles are arranged at intervals in the front-rear direction.
Further preferably, in step S2, the maximum height of the notch in the up-down direction is two to five times the diameter of the peeling rod.
Preferably, in step S2, a middle plane of the notch is flush with an axial line of the peeling rod.
Preferably, the clamping jaw is installed on the clamping jaw seat, the clamping jaw seat includes along the vertical first vertical board, the vertical board of second that extends of left right direction to and the horizontal plate of the horizontal extension of fore-and-aft direction, first vertical board can move the ground and set up with removing the right side of loading board, the vertical board of second can be followed the upper right side and set up with moving the ground to the left below direction slant the front surface of first vertical board, the horizontal plate is connected the top of the vertical board of second.
Further preferably, before the step S1, the first vertical plate is moved to the right to the limit position to avoid the interference of the clamping jaw with the suction action of the adsorption plate, and before the step S2, the first vertical plate is moved to the left to the limit position to enable the right skirt edge to extend into the clamping jaw.
Further preferably, the angle between the moving direction of the second vertical plate when moving relative to the first vertical plate and the horizontal plane is 42-48 degrees.
Further preferably, the clamping jaws are provided with two groups, and the two groups of clamping jaws are connected to the front end portion and the rear end portion of the horizontal plate through clamping jaw air cylinders so as to clamp the front end portion and the rear end portion of the right side skirt edge.
Further preferably, the first vertical plate is provided with an oblique movement cylinder for driving the second vertical plate to move obliquely, and the film tearing mechanism further comprises a translation cylinder for driving the first vertical plate to move left and right.
Further preferably, a projection of the second vertical plate in the front-rear direction is in a V shape obliquely arranged.
Preferably, the peeling bar is rotatably disposed along its axis, and when the peeling bar is translated to the left in step S3, the peeling bar changes the sliding friction between the back film and the peeling bar into the rotational friction by rotating.
Further preferably, the peeling bar is mounted on a peeling bar base, the peeling bar base includes a front mounting plate and a rear mounting plate which vertically extend in the left-right direction, the front mounting plate is disposed in front of the bearing plate so as to be movable left and right, the rear mounting plate is connected to the rear surface of the front mounting plate so as to be movable up and down, and the rear end portion of the peeling bar is rotatably inserted into the rear mounting plate.
Further preferably, before step S1, the front mounting plate moves to the left to the limit position, and the rear mounting plate moves upward to the limit position, so that the stripping rod is located at the upper right of the bearing plate and at the upper left of the clamping jaw; before step S3, the rear mounting plate is moved downward to an extreme position such that the peeling bar is higher than the lowest point of the notch.
Further preferably, the front mounting plate is provided with an up-and-down moving cylinder for driving the rear mounting plate to move up and down, and the film tearing mechanism further comprises a left-and-right moving cylinder for driving the front mounting plate to move left and right relative to the bearing plate.
Preferably, the material beating rod is rotatably arranged, a rotation axis line of the material beating rod horizontally extends along the left-right direction, the material beating rod is provided with a first working position located behind the bearing plate and a second working position located right above the through groove, the step of changing the material beating rod to the first working position through rotation is further included before the step S1 is carried out, and the step of changing the material beating rod to the second working position through rotation is further included between the steps S4 and S5.
Further preferably, the knockout pin is installed on the knockout pin mount pad, the knockout pin mount pad includes along the vertical left mounting panel and the right mounting panel that extend of fore-and-aft direction, left side mounting panel with the loading board is relatively fixed, right side mounting panel can connect with reciprocating the right flank of left side mounting panel, the knockout pin is rotationally connected the right flank of right side mounting panel.
Further preferably, be equipped with on the left side mounting panel and be used for the drive the removal cylinder that the right side mounting panel reciprocated, be equipped with on the right side mounting panel and be used for the drive the knockout pin pivoted rotates the cylinder.
Preferably, tear film mechanism still including be used for setting up the knockout bar the clamping jaw, peel off the pole, the base plate of loading board, be equipped with current window on the base plate, current window is located pass through the below in groove and aim at collect the box.
Preferably, the film tearing mechanism is applied to film tearing operation of the protective film of the keyboard base plate of the notebook computer.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. through the cooperation of clamping jaw skew movement and stripping bar translation, can enough realize tearing the notacoria downwards, can utilize the clamping jaw to tear static and notacoria behind the breach again and the relative slip on stripping bar surface, constitute and move pulley mechanism, when overcoming the peel force (between notacoria and the protection film) of equidimension, it is littleer to drag the power through the notacoria transmission of tearing, is difficult to cause the notacoria to warp and fracture, and it is effectual to tear the membrane, and it is higher to tear the membrane success rate.
2. Can collect the notacoria of tearing through the cooperation that the suction hole leads to vacuum and knockout pin moved down, at the collection in-process, the notacoria has fixed removal route (loading board upper surface → expert groove → collection box), can not upwards fly up, does not influence other process operations, need not to set up the negative pressure pipe of major diameter, does not influence laying of dyestripping mechanism.
Drawings
Fig. 1 and fig. 2 are schematic perspective views of a preferred embodiment of the present invention, wherein a protective film of a backing film to be torn is placed on the carrier plate of fig. 1, and the protective film of the backing film to be torn is not placed on the carrier plate of fig. 2.
Fig. 3 is a front view of fig. 2.
Fig. 4 is a schematic top view of fig. 3.
Fig. 5 isbase:Sub>A schematic sectional view in the direction ofbase:Sub>A-base:Sub>A in fig. 4, and for convenience of explanation,base:Sub>A protective film ofbase:Sub>A back film to be peeled is adsorbed on the adsorption plate of fig. 5.
Fig. 6 to 10 are enlarged partial views at B in fig. 5, illustrating the operation of the film tearing mechanism, wherein the knockout pin in fig. 6 to 8 is in the first working position, and the knockout pin in fig. 9 and 10 is in the second working position.
Wherein: 10. carrying a plate; 11. an adsorption hole; 12. a passage groove; 20. an adsorption plate; 30. a clamping jaw; 31. a first vertical plate; 32. a second vertical plate; 33. a horizontal plate; 34. obliquely moving the air cylinder; 35. a translation cylinder; 36. a clamping jaw cylinder; 40. a stripping bar; 41. a front mounting plate; 42. a rear mounting plate; 43. an up-down moving cylinder; 44. the cylinder moves left and right; 50. a knockout pin; 51. a left mounting plate; 52. a right mounting plate; 53. a moving cylinder; 54. rotating the cylinder; 55. a flexible suction nozzle; 60. a collection box; 70. a substrate; 71. a pass window; 81. a back film; 82. a right skirt; 83. a protective film; 84. and (4) a notch.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the invention may be more readily understood by those skilled in the art.
The up-down direction and the left-right direction described in the present invention refer to the up-down direction and the left-right direction in fig. 3, and the front-back direction described in the present invention refers to the up-down direction in fig. 4.
As shown in fig. 1 to 10, the film tearing mechanism with waste film collecting function provided by the present invention is applied to the film tearing operation of the notebook computer keyboard bottom plate protection film 83, the length of the torn back film 81 is 300 to 400mm, and the width of the torn back film is 100 to 130mm, and the film tearing mechanism includes: the loading plate comprises a loading plate 10, an adsorption plate 20, a clamping jaw 30, a stripping rod 40, a material beating rod 50 and a collecting box 60, wherein the loading plate 10 extends along the horizontal direction, a plurality of adsorption holes 11 are formed in the loading plate 10, a passing groove 12 penetrating through the loading plate 10 along the vertical direction is formed in the middle of the loading plate 10, and the passing groove 12 extends along the front-back direction and penetrates through the rear surface of the loading plate 10; the adsorption plate 20 is parallel to the bearing plate 10, and the adsorption plate 20 is arranged above the bearing plate 10 in a manner of being capable of moving up and down, left and right and back and forth; the clamping jaw 30 is obliquely arranged on the right side of the bearing plate 10 to move towards the left and the lower direction and horizontally extends out towards the left; the stripping rod 40 is a round rod horizontally extending along the front-back direction, the stripping rod 40 is arranged above the bearing plate 10 in a manner of moving left and right, the projection of the front end part of the stripping rod 40 on the bearing plate 10 is protruded forwards on the front surface of the bearing plate 10, and the projection of the rear end part of the stripping rod 40 on the bearing plate 10 is protruded backwards on the rear surface of the bearing plate 10; the material beating rod 50 is arranged above the passing groove 12 in a way of moving up and down; the collecting box 60 is disposed below the passing groove 12 and receives the back film 81 flowing out of the passing groove 12.
The operation of the film tearing mechanism comprises the following steps:
s1, moving the adsorption plate 20 to suck up the protective film 83 with the back film 81 on the bearing plate 10, so that the back film 81 is separated from the bearing plate 10 and is flush with the clamping surface of the clamping jaw 30, wherein the clamping surface is a contact surface when the clamping jaw 30 is folded;
s2, folding the clamping jaw 30, clamping a right skirt 82 of the back film 81 protruding out of the protective film 83, and then tearing a gap 84 by short oblique movement of the clamping jaw 30 towards the left lower side, wherein the maximum height of the gap 84 in the up-down direction is three times of the diameter of the stripping rod 40, the middle plane of the gap 84 is flush with the axial lead of the stripping rod 40, and the middle plane is the middle horizontal plane between the horizontal plane of the lowest point and the horizontal plane of the highest point of the gap 84;
s3, moving the stripping rod 40 leftwards to enable the stripping rod 40 to enter the notch 84 and continue to translate leftwards until the back film 81 is separated from the protective film 83 from right to left and falls on the bearing plate 10;
s4, loosening the clamping jaw 30, introducing vacuum into the adsorption hole 11, and adsorbing the back films 81 on the two sides of the passage groove 12 on the bearing plate 10;
s5, moving the knockout pin 50 downwards to drive the back membrane 81 to penetrate through the through groove 12 and enter the collection box 60.
The advantages of such an arrangement are:
1. through the cooperation of clamping jaw 30 skew removal and peeling off pole 40 translation, can enough realize tearing off notacoria 81 downwards, can utilize clamping jaw 30 to tear static and notacoria 81 after breach 84 again and the relative slip on peeling off pole 40 surface, constitute and move pulley mechanism, when overcoming the peeling force (between notacoria and the protection film) of equidimension, it is littleer to drag the power through the transmission of notacoria 81 that tears, be difficult to cause notacoria 81 to warp and fracture, it is effectual to tear the membrane, it is higher to tear the membrane success rate.
2. Can lead to the cooperation that vacuum and knockout pin 50 moved down through absorption hole 11, collect the notacoria 81 that tears down, at the collection in-process, notacoria 81 has fixed moving path (loading board 10 upper surface → expert groove 12 → collection box 60), can not upwards fly up, does not influence other process operations, need not to set up the negative pressure pipe of major diameter, does not influence the laying of tearing membrane mechanism.
In order to further solidify the moving path of the back membrane 81 during the collection of the back membrane, in this embodiment, the bottom of the material hitting rod 50 is provided with three flexible suction nozzles 55, the three flexible suction nozzles 55 are arranged at intervals in the front-back direction, when the material hitting rod 50 moves downward in step S5, the flexible suction nozzles 55 are vacuumized, when the flexible suction nozzles 55 contact the back membrane 81 above the passing groove 12, the back membrane 81 is sucked on the flexible suction nozzles 55, and after the material hitting rod 50 moves downward to allow the back membrane 81 to completely pass through the passing groove 12, the flexible suction nozzles 55 break the vacuum (positive pressure of about 0.2MPa, duration of about 2S), so that the back membrane 81 falls into the collection box 60 under the action of inertia and self-weight.
To facilitate the installation of the flexible suction nozzle 55, the material hitting rod 50 has a rectangular cross section in the present embodiment.
In this embodiment, the clamping jaw 30 is installed on a clamping jaw seat, the clamping jaw seat comprises a first vertical plate 31 and a second vertical plate 32 which vertically extend along the left-right direction, and a horizontal plate 33 which horizontally extends along the front-back direction, the first vertical plate 31 is arranged on the right side of the loading plate 10 in a manner of moving left and right, the second vertical plate 32 is arranged on the front surface of the first vertical plate 31 in a manner of moving obliquely along the upper-right direction to the lower-left direction, the horizontal plate 33 is connected to the top of the second vertical plate 32, the first vertical plate 31 is moved to the right to the limit position before step S1 is performed, the clamping jaw 30 is prevented from interfering with the suction action of the adsorption plate 20, the first vertical plate 31 is moved to the left to the limit position before step S2 is performed, specifically, the oblique moving cylinder 34 for driving the second vertical plate 32 to move obliquely is arranged on the first vertical plate 31, and the film tearing mechanism further comprises a translation cylinder 35 for driving the first vertical plate 31 to move left and right.
In the present embodiment, the projection of the second vertical plate 32 in the front-back direction is a V-shape that is obliquely arranged, the oblique arrangement means that one edge of the V-shape vertically extends in the up-down direction, and the other edge obliquely extends in the right-up to left-down direction, the moving direction of the second vertical plate 32 when moving relative to the first vertical plate 31 is parallel to the other edge that is obliquely extended in the V-shape, so as to facilitate the arrangement of the oblique moving cylinder 34, specifically, the included angle between the moving direction of the second vertical plate 32 when moving relative to the first vertical plate 31 and the horizontal plane is 45 °, so as to better take account of the formation of the notch 84 and ensure that the size of the notch 84 meets the requirements.
Since the back film 81 is formed in a sheet shape and has a certain width in the front-rear direction, in the present embodiment, there are two sets of the holding jaws 30, and the two sets of the holding jaws 30 are connected to the front and rear end portions of the horizontal plate 33 by the holding jaw cylinders 36, respectively, so as to hold the front and rear end portions of the right skirt 82.
In the present embodiment, the peeling bar 40 is rotatably disposed along its own axis, and when the peeling bar 40 is translated leftward in step S3, the peeling bar 40 changes the sliding friction between the back film 81 and the peeling bar 40 into the rotational friction by rotating, so as to reduce the friction between the peeling bar 40 and the torn back film 81 in step S3, and enhance the stability when the back film 81 is separated from the protective film 83.
In this embodiment, the peeling bar 40 is mounted on a peeling bar base, the peeling bar base includes a front mounting plate 41 and a rear mounting plate 42 vertically extending in the left-right direction, the front mounting plate 41 is disposed in front of the loading plate 10 in a left-right movable manner, the rear mounting plate 42 is connected to the rear surface of the front mounting plate 41 in a up-down movable manner, the rear end portion of the peeling bar 40 is rotatably inserted into the rear mounting plate 42, before the step S1 is performed, the front mounting plate 41 is moved to the left to the limit position, and the rear mounting plate 42 is moved to the upper limit position, so that the peeling bar 40 is located at the upper right of the loading plate 10 and at the upper left of the clamping jaw 30, thereby avoiding interference; before the step S3, the rear mounting plate 42 moves downward to the limit position, so that the peeling rod 40 is higher than the lowest point of the notch 84, and is convenient to enter, specifically, the front mounting plate 41 is provided with an up-and-down moving cylinder 43 for driving the rear mounting plate 42 to move up and down, and the film tearing mechanism further comprises a left-and-right moving cylinder 44 for driving the front mounting plate 41 to move left and right relative to the bearing plate 10.
In this embodiment, the material stirring rod 50 is further rotatably disposed, the rotation axis of the material stirring rod 50 horizontally extends along the left-right direction and is located behind the through groove 12, the material stirring rod 50 has a first working position located behind the loading plate 10 and a second working position located directly above the through groove 12, before the step S1, the step of changing the material stirring rod 50 to the first working position by rotation is further included, and the step of changing the material stirring rod 50 to the second working position by rotation is further included between the steps S4 and S5.
The advantage of setting up like this does not influence the action of inhaling of adsorption plate 20 and the action of falling down of notacoria 81, can realize better waste film collection effect again, and the space that occupies is also more reasonable.
In this embodiment, the material beating rod 50 is installed on the material beating rod installation seat, the material beating rod installation seat includes along the vertical left mounting panel 51 and the right mounting panel 52 that extend of fore-and-aft direction, left mounting panel 51 is relatively fixed with loading board 10, right mounting panel 52 can connect the right flank at left mounting panel 51 with reciprocating, the material beating rod 50 rotationally connects the right flank at right mounting panel 52, furthermore, be equipped with the removal cylinder 53 that is used for driving right mounting panel 52 to reciprocate on the left mounting panel 51, be equipped with on the right mounting panel 52 and be used for driving the pivoted of material beating rod 50 and rotate the cylinder 54.
In order to facilitate the back film 81 to flow through the through groove 12 and facilitate the knockout pin 50 to pass through the through groove, in the present embodiment, the groove length of the through groove 12 in the front-rear direction is larger than the film width of the back film 81 in the front-rear direction, and the groove width of the through groove 12 in the left-right direction is one tenth of the film length of the back film 81 in the left-right direction.
In this embodiment, the film tearing mechanism further includes a base plate 70 for arranging the knockout pin 50, the clamping jaw 30, the peeling bar 40 and the loading plate 10, a passing window 71 is arranged on the base plate 70, the passing window 71 is in a shape of a Chinese character 'tu' in the vertical direction, the passing window 71 is located below the passing groove 12 and aligned with the collecting box 60, the left mounting plate 51 and the right mounting plate 52 are arranged in a protruding portion of the passing window 71 in a penetrating manner, the left mounting plate 51 is fixedly connected with the base plate 70, the second vertical plate 32 is connected to the base plate 70 through the translation cylinder 35, the front mounting plate 41 is connected to the base plate 70 through the left-right moving cylinder 44, the loading plate 10 is supported above the base plate 70 through the supporting plate, and the adsorption plate 20 is connected to the base plate 70 through the manipulator so as to realize up-down, left-right, and left-right movement and front-back movement relative to the loading plate 10.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (15)
1. A film tearing mechanism with a waste film collecting function comprises:
the bearing plate extends along the horizontal direction, a plurality of adsorption holes are formed in the bearing plate, a through groove penetrating through the bearing plate along the vertical direction is formed in the middle of the bearing plate, and the through groove extends along the front-back direction and penetrates through the rear surface of the bearing plate;
the adsorption plate is parallel to the bearing plate and can be arranged above the bearing plate in a vertical, left-right and front-back movement manner;
the clamping jaw is obliquely arranged on the right side of the bearing plate in a left-lower direction and horizontally extends out leftwards; the clamping jaw is installed on a clamping jaw seat, the clamping jaw seat comprises a first vertical plate, a second vertical plate and a horizontal plate, the first vertical plate and the second vertical plate vertically extend in the left-right direction, the horizontal plate horizontally extends in the front-back direction, the first vertical plate is arranged on the right side of the bearing plate in a left-right moving mode, the second vertical plate is arranged on the front surface of the first vertical plate in a right-upper-left-lower-direction moving mode, and the horizontal plate is connected to the top of the second vertical plate; the film tearing mechanism further comprises a translation cylinder for driving the first vertical plate to move left and right;
the stripping rod is a round rod horizontally extending in the front-back direction, the stripping rod is arranged above the bearing plate in a left-right moving mode, and the projections of the front end part and the rear end part of the stripping rod on the bearing plate are protruded out of the front surface and the rear surface of the bearing plate; the stripping rod can be rotationally arranged along the axis of the stripping rod;
the material beating rod is arranged above the through groove in a vertically movable mode; the bottom of the knockout pin is provided with a flexible suction nozzle;
a collection box disposed below the passage slot;
the film tearing mechanism is characterized by comprising the following steps of:
s1, moving the adsorption plate to suck up a protective film with a back film on the bearing plate, so that the back film is separated from the bearing plate and is flush with the clamping surface of the clamping jaw;
s2, folding the clamping jaw, clamping the right skirt edge of the back membrane protruding out of the protective film, and then obliquely moving the clamping jaw to the left lower side to tear a notch;
s3, moving the stripping rod leftwards to enable the stripping rod to enter the notch and continue to move leftwards until the back film is separated from the protective film from right to left and falls on the bearing plate, and when the stripping rod translates leftwards, changing sliding friction between the back film and the stripping rod into rotating friction by rotating the stripping rod;
s4, loosening the clamping jaw, introducing vacuum into the adsorption hole, and adsorbing the back films on two sides of the passage groove on the bearing plate;
s5, moving the knockout rod downwards to drive the back membrane to penetrate through the passing groove and enter the collection box, enabling the flexible suction nozzle to be vacuumized when the knockout rod moves downwards to enable the back membrane to be adsorbed on the flexible suction nozzle, and breaking the vacuum by the flexible suction nozzle after the knockout rod moves downwards to enable the back membrane to completely penetrate through the passing groove so as to enable the back membrane to fall into the collection box under the action of inertia and self-weight;
before step S1, the first vertical plate moves to the right to the limit position, the clamping jaw is prevented from interfering with the sucking action of the adsorption plate, and before step S2, the first vertical plate moves to the left to the limit position, so that the right skirt edge extends into the clamping jaw.
2. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the flexible suction nozzles are arranged in a plurality of spaced positions along the front-rear direction.
3. The film tearing mechanism with waste film collecting function according to claim 1, wherein: in step S2, the maximum height of the notch in the vertical direction is two to five times the diameter of the peeling rod.
4. The film tearing mechanism with waste film collecting function according to claim 1, wherein: in the step S2, the middle plane of the notch is flush with the axis of the stripping rod.
5. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the included angle between the moving direction of the second vertical plate when moving relative to the first vertical plate and the horizontal plane is 42-48 degrees.
6. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the clamping jaws are connected to the front end portion and the rear end portion of the horizontal plate through clamping jaw air cylinders so as to clamp the front end portion and the rear end portion of the right side skirt edge.
7. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the projection of the second vertical plate in the front-back direction is in a V shape which is obliquely arranged.
8. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the utility model discloses a bearing plate, including bearing plate, stripping rod seat, front mounting panel and back mounting panel, stripping rod installs on stripping rod seat, stripping rod seat includes along the vertical preceding mounting panel and the back mounting panel that extends of left right direction, preceding mounting panel moves about and sets up the place ahead of bearing plate, back mounting panel moves about and connects the rear surface of preceding mounting panel, stripping rod's rear end portion rotationally wears to establish on the back mounting panel.
9. The film tearing mechanism with waste film collecting function according to claim 8, wherein: before the step S1, the front mounting plate moves leftwards to a limit position, and the rear mounting plate moves upwards to the limit position, so that the stripping rod is positioned at the upper right of the bearing plate and the upper left of the clamping jaw; before step S3, the rear mounting plate is moved downward to an extreme position such that the peeling bar is higher than the lowest point of the notch.
10. The film tearing mechanism with waste film collecting function according to claim 8, wherein: the film tearing mechanism further comprises a left-right moving cylinder for driving the front mounting plate to move left and right relative to the bearing plate.
11. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the material beating rod is rotatably arranged, the rotation axis line of the material beating rod horizontally extends along the left-right direction, the material beating rod is provided with a first working position located behind the bearing plate and a second working position located right above the through groove, the step of changing the material beating rod to the first working position through rotation is further included before the step S1 is carried out, and the step of changing the material beating rod to the second working position through rotation is further included between the step S4 and the step S5.
12. The film tearing mechanism with waste film collecting function according to claim 11, wherein: the utility model discloses a material beating pole, including beating the material pole, the pole of beating is installed on the pole mount pad of beating, the pole mount pad of beating includes along the vertical left mounting panel and the right mounting panel that extends of fore-and-aft direction, left side mounting panel with the loading board is relatively fixed, the right side mounting panel can be connected with reciprocating the right flank of left side mounting panel, the pole of beating is rotationally connected the right flank of right side mounting panel.
13. The film tearing mechanism with waste film collecting function according to claim 12, wherein: be equipped with on the left side mounting panel and be used for the drive the removal cylinder that right side mounting panel reciprocated, be equipped with on the right side mounting panel and be used for the drive the knockout bar pivoted rotates the cylinder.
14. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the film tearing mechanism further comprises a base plate used for arranging the material beating rod, the clamping jaw, the peeling rod and the bearing plate, wherein a passing window is arranged on the base plate, and the passing window is located below the passing groove and aligned to the collecting box.
15. The film tearing mechanism with waste film collecting function according to claim 1, wherein: the film tearing mechanism is applied to film tearing operation of the protective film of the keyboard bottom plate of the notebook computer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211597774.8A CN115648791B (en) | 2022-12-14 | 2022-12-14 | Film tearing mechanism with waste film collecting function |
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| CN202211597774.8A CN115648791B (en) | 2022-12-14 | 2022-12-14 | Film tearing mechanism with waste film collecting function |
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| CN115648791B true CN115648791B (en) | 2023-03-28 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561512A (en) * | 2021-07-31 | 2021-10-29 | 江苏阳铭互联智能系统有限公司 | Support laminating equipment for display |
| CN114483736A (en) * | 2020-10-26 | 2022-05-13 | 富鼎电子科技(嘉善)有限公司 | Automatic laminating machine |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483736A (en) * | 2020-10-26 | 2022-05-13 | 富鼎电子科技(嘉善)有限公司 | Automatic laminating machine |
| CN113561512A (en) * | 2021-07-31 | 2021-10-29 | 江苏阳铭互联智能系统有限公司 | Support laminating equipment for display |
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