Cutting device for processing conductive adhesive film

Abstract

The utility model relates to a cutting device for conductive adhesive film processing, which comprises a machine table, a support I for fixing an adhesive film roll, a driving mechanism and a cutting mechanism are sequentially arranged at the top of the machine table, an adhesive film in the adhesive film roll penetrates through the driving mechanism and the cutting mechanism, the cutting mechanism comprises a [-shaped frame, a hydraulic rod I is arranged on the [-shaped frame, and a hydraulic rod II is arranged on the hydraulic rod I; a cutting knife set is arranged on an output shaft of the hydraulic rod I, a cutting groove corresponding to the cutting knife set is further formed in the top of the machine table, angle steel buckled on the corresponding edges of the adhesive film is arranged at the positions, on the two sides of the cutting groove, of the top of the machine table, and a U-shaped plate is erected on the two angle steel sets at the downstream position of the U-shaped frame; a hydraulic rod II for fixing an electric push rod is arranged at the top of the n-shaped plate, a strip-shaped seat is arranged on an output shaft of the electric push rod, a vacuumizing cavity is formed in the side wall of the strip-shaped seat, an air suction hole communicated with the vacuumizing cavity is formed in the bottom of the strip-shaped seat, and the vacuumizing cavity is connected with a vacuum pump through a pipeline. The device is simple in structure and convenient to use.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of cutting equipment, in particular to a kind of cutting device for conductive adhesive film processing. BACKGROUND

[0002] Conductive adhesive film is generally composed of conductive adhesive layer and release film layer, because it has excellent shielding characteristics from low frequency to high frequency, stable electrical connection can be obtained, good adhesion with various substrates, can adapt to lead-free reflow soldering, can meet the environmental protection requirements such as halogen-free and RoHS, and is widely used in electronic products.

[0003] But the current conductive adhesive film cutting device, specifically like the announcement number CN219859770U, a kind of conductive adhesive film cutting device, the device has the following defects when cutting adhesive film, such as: after cutting adhesive film, by driving roll continues to drive the adhesive film on the adhesive film drum loosening while sliding to the right, at this time, since the adhesive film is wound on the reel before, when it is unwound, the end of the adhesive film is easy to curl under the constraint of positioning mechanism, the end of the adhesive film is easy to curl seriously at the upstream of cutting knife, at this time, since the adhesive film cannot be smoothly displaced to the lower part of cutting knife, then cutting work is also out of the question, second, when the end of the adhesive film is curled under the cutting knife, the buffer rod is lowered to extrude and fix the curled end of the adhesive film to cut, at this time, the curled end of the adhesive film is pressed to appear laminated, then a large number of defective products will appear when cutting. SUMMARY

[0004] The purpose of the present application is to provide a kind of cutting device for conductive adhesive film processing.

[0005] The technical problem of the present application is mainly solved by the following technical scheme:

[0006] A kind of cutting device for conductive adhesive film processing, including machine table, the machine table top is sequentially provided with support I, driving mechanism and cutting mechanism, the support I is installed with adhesive film roll, the adhesive film in the adhesive film roll one end sequentially passes through driving mechanism and cutting mechanism.

[0007] The cutting mechanism comprises a U-shaped frame, a hydraulic rod I is arranged on the U-shaped frame, a cutting knife set is arranged on the output shaft of the hydraulic rod I, a locking mechanism is arranged on the cutting knife set, a cutting groove corresponding to the cutting knife set is further arranged on the top of the machine table, an angle steel is arranged on both sides of the cutting groove and buckled on the corresponding edge of the adhesive film, a U-shaped plate is arranged on the two groups of angle steels downstream of the U-shaped frame, a hydraulic rod II is arranged on the top of the U-shaped plate, an electric push rod connected with the output shaft of the hydraulic rod II is arranged in the opening of the U-shaped plate, the electric push rod is arranged perpendicularly across the U-shaped plate, a strip-shaped seat is arranged on the output shaft of the electric push rod and on the same side of the cutting knife set, the strip-shaped seat is located between the corresponding front and rear two groups of angle steels, a vacuum cavity is arranged in the side wall of the strip-shaped seat, and an air suction hole in communication with the vacuum cavity is arranged on the bottom of the strip-shaped seat. The vacuum cavity is connected with a vacuum pump through a pipeline.

[0008] Preferably, a support II is arranged on the top of the machine table between the support I and the driving mechanism, and a guide roller for limiting the adhesive film is arranged on the support II.

[0009] Preferably, the driving mechanism comprises vertical plates located on the front and rear sides of the adhesive film, two groups of driving rollers for clamping the adhesive film are arranged between the two groups of vertical plates, a plurality of strip-shaped patterns are arranged axially on the outer side wall of the driving roller, and a rotating shaft penetrating through the corresponding vertical plate and driven by a motor is further arranged on the driving roller.

[0010] Preferably, the pipeline is a metal pipe arranged on the top of the U-shaped plate, one end of the metal pipe is connected with the vacuum cavity through a corrugated hose, and the other end of the metal pipe is connected with the vacuum pump through a connecting pipe.

[0011] Preferably, the length of the cutting knife set is greater than the distance between the corresponding front and rear two groups of angle steels.

[0012] Preferably, the electric push rod and the angle steel are arranged in parallel, and the bottom end of the strip-shaped seat is lower than the horizontal plane of the bottom end of the electric push rod.

[0013] Preferably, the locking mechanism comprises a rectangular frame located below the cutting knife set, the rectangular frame is located between the four groups of angle steels, the cutting knife set is located directly above the opening of the rectangular frame, an installation plate is further arranged on the top of the cutting knife set, a plurality of T-shaped rods penetrating through the side wall of the installation plate and connected with the rectangular frame are arranged above the installation plate, and a spring is sleeved on the T-shaped rod below the installation plate.

[0014] The beneficial effects of the present application are: the present application unwinds the adhesive film in the adhesive film roll through the driving mechanism, meanwhile limits the two side edges of the adhesive film cutting end and the adhesive film cutting end through the front and rear groups of angle steels, prevents the curling of the adhesive film at the cutting end or the two side edges, through the cooperation of the hydraulic rod II, the electric push rod, the strip-shaped seat, the vacuumizing cavity and the air suction hole and other components, so as to slide the adhesive film end from below the cutting knife group, prevent the curling of the adhesive film end when sliding from below the cutting knife group, ensure the smooth cutting of the adhesive film and improve the cutting accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the front view of the present application;

[0016] Figure 2 is Figure 1 the sectional view in the front view direction;

[0017] Figure 3 is Figure 2 the enlarged view of A in the front view;

[0018] Figure 4 is Figure 1 the sectional view in the top view direction.

[0019] In the figure: 1, machine table, 2, rack I, 3, driving mechanism, 31, vertical plate, 32, driving roller, 33, motor, 4, cutting mechanism, 41, U-shaped frame, 42, hydraulic rod I, 43, cutting knife group, 5, adhesive film roll, 6, adhesive film, 7, locking mechanism, 71, rectangular frame, 72, mounting plate, 73, T-shaped rod, 74, spring, 8, cutting groove, 9, angle steel, 10, U-shaped plate, 11, hydraulic rod II, 12, electric push rod, 13, strip-shaped seat, 14, vacuumizing cavity, 15, air suction hole, 16, pipeline, 161, metal pipe, 162, corrugated hose, 17, support II, 18, guide roller. DETAILED DESCRIPTION

[0020] The technical solutions of the present application will be further specifically described below by examples in combination with the drawings.

[0021] A kind of cutting device for processing conductive adhesive film, including machine table 1, the machine table 1 top is sequentially provided with support I 2, driving mechanism 3 and cutting mechanism 4, the support I 2 is installed with adhesive film roll 5, the adhesive film 6 in the adhesive film roll 5 one end sequentially passes through driving mechanism 3 and cutting mechanism 4.

[0022] The cutting mechanism 4 includes U-shaped frame 41, the U-shaped frame 41 is provided with hydraulic rod I 42, the output shaft of the hydraulic rod I 42 is provided with cutting knife group 43, the cutting knife group 43 is provided with locking mechanism 7.

[0023] The top of the machine table 1 is also provided with a cutting groove 8 corresponding to the cutting knife group 43, and the top of the machine table 1 on both sides of the cutting groove 8 is provided with an angle steel 9 buckled on the corresponding edge of the adhesive film 6. Two groups of angle steels 9 downstream of the L-shaped frame 41 are provided with an L-shaped plate 10. The top of the L-shaped plate 10 is provided with a hydraulic rod II 11. The opening of the L-shaped plate 10 is provided with an electric push rod 12 connected with the output shaft of the hydraulic rod II 11. The electric push rod 12 is arranged perpendicularly intersecting with the L-shaped plate 10. The output shaft of the electric push rod 12 is provided with a strip-shaped seat 13 arranged on the same side of the cutting knife group 43. The strip-shaped seat 13 is located between the front and rear corresponding two groups of angle steels 9. The bottom end of the strip-shaped seat 13 is lower than the horizontal plane of the bottom end of the electric push rod 12. The side wall of the strip-shaped seat 13 is provided with a vacuum cavity 14. The bottom of the strip-shaped seat 13 is provided with an air suction hole 15 communicating with the vacuum cavity 14. The vacuum cavity 14 is connected with a vacuum pump through a pipeline 16. The pipeline 16 is a metal pipe 161 arranged on the top of the L-shaped plate 10. One end of the metal pipe 161 is connected with the vacuum cavity 14 through a corrugated hose 162. The other end of the metal pipe 161 is connected with the vacuum pump through a connecting pipe.

[0024] As shown in Figure 1 、 2 The top of the machine table 1 between the support I2 and the driving mechanism 3 is provided with a support II 17. The support II 17 is provided with a guide roller 18 for limiting the adhesive film 6.

[0025] The driving mechanism 3 includes vertical plates 31 located on the front and rear sides of the adhesive film 6. Two groups of driving rollers 32 for clamping the adhesive film 6 are arranged between the two groups of vertical plates 31. A plurality of strip-shaped patterns are arranged axially on the outer side wall of the driving roller 32. Two ends of the driving roller 32 are provided with a rotating shaft penetrating through the corresponding vertical plate 31 and driven by a motor 33.

[0026] In this embodiment, the length of the cutting knife group 43 is greater than the distance between the front and rear corresponding two groups of angle steels 9. So that the cutting knife group 43 can cut the adhesive film 6 between the front and rear two groups of angle steels 9.

[0027] The locking mechanism 7 includes a rectangular frame 71 located below the cutting knife group 43. The rectangular frame 71 is located between the four groups of angle steels 9. The cutting knife group 43 is located directly above the opening of the rectangular frame 71. The top of the cutting knife group 43 is also provided with a mounting plate 72. A plurality of T-shaped rods 73 penetrating through the side wall of the mounting plate 72 and connected with the rectangular frame 71 are arranged above the mounting plate 72. The T-shaped rods 73 below the mounting plate 72 are externally sleeved with springs 74.

[0028] The use method of the application: in use, first pull the conductive adhesive film 6 on the adhesive film roll 5, then pass through the guide roller 18 and the two drive rollers 32 in sequence, at this time the front and rear two side edges of the adhesive film 6 are clamped into the gap between the left two groups of angle steels 9 and the top of the machine table 1, the angle steels 9 play a positioning role on the front and rear two side edges of the adhesive film 6, preventing the ends or sides of the adhesive film 6 from curling, wherein the motor 33 drives the two groups of drive rollers 32 to rotate in different directions, thereby pulling the adhesive film 6 to realize the automatic unwinding of the adhesive film roll 5, and at the same time, the electric push rod 12 drives the strip-shaped seat 13 to move left to the top of the left two groups of angle steels 9, wherein the hydraulic rod II 11 drives the electric push rod 12 and the strip-shaped seat 13 to move down, so that the bottom end of the strip-shaped seat 13 moves down and contacts the top end of the adhesive film 6 at this time, the vacuum pump and the pipeline 16 are used to vacuum the vacuum cavity 14, so that the vacuum cavity 14 can adsorb and fix the end of the adhesive film 6 on the strip-shaped seat 13 through the air inlet hole 15, realizing the flattening of the end of the adhesive film 6 by the strip-shaped seat 13, further preventing the end of the adhesive film 6 from curling or lifting, then the electric push rod 12 retracts to drive the strip-shaped seat 13 and the end of the adhesive film 6 to move right, so that the end of the adhesive film 6 slides into the gap between the right two groups of angle steels 9 and the top of the machine table 1, then the vacuum pump stops working to separate the adhesive film 6 from the strip-shaped seat 13, and the hydraulic rod II 11 drives the electric push rod 12 and the strip-shaped seat 13 to move up, so that the end of the adhesive film 6 does not curl when it slides under the cutting knife group 43, at this time the drive mechanism 3 can drive the adhesive film 6 to continue to unwind and move right;

[0029] When the hydraulic rod I 42 drives the cutting knife group 43 to move down to cut the adhesive film 6 between the left and right two angle steels 9, the cutting knife group 43 moves down to drive the rectangular frame 71 to slide into the left and right two angle steels 9 and contact the adhesive film 6 through the mounting plate 72, the T-shaped rod 73 and the spring 74, when the rectangular frame 71 contacts the adhesive film 6, the through hole on the mounting plate 72 moves down on the T-shaped rod 73 and compresses the spring 74, finally the rectangular frame 71 extrudes and fixes the two sides of the cutting position of the adhesive film 6, so that the adhesive film 6 does not displace when the cutting knife group 43 slides into the cutting groove 8 to cut the product;

[0030] When the cutting knife group 43 drives the locking mechanism 7 to move up and reset, the adhesive film 6 after cutting is pulled out from the top of the machine table 1 between the right two groups of angle steels 9, then the above steps are repeated to forcibly pull the end of the adhesive film 6 between the two groups of angle steels 9 upstream of the cutting groove 8 to the two groups of angle steels 9 downstream for limiting, preventing the end or edge of the adhesive film 6 from curling after or during cutting, and preventing the adhesive film 6 from curling when it slides under the cutting knife group 43, to ensure that the cutting work of the adhesive film 6 is smoothly carried out and the cutting accuracy is improved.

[0031] The application has been described in detail, but the content described is only the preferred embodiment of the application, and cannot be considered as limiting the scope of the application. Any equivalent changes and improvements made in the scope of the application should still belong to the patent scope of the application.

Claims

1. A cutting device for processing conductive adhesive film, comprising a machine table, a support I, a driving mechanism and a cutting mechanism are sequentially arranged on the top of the machine table, an adhesive film roll is installed on the support I, and one end of the adhesive film in the adhesive film roll sequentially passes through the driving mechanism and the cutting mechanism, characterized in that: the cutting mechanism comprises a U-shaped frame, a hydraulic rod I is arranged on the U-shaped frame, a cutting knife set is arranged on the output shaft of the hydraulic rod I, a locking mechanism is arranged on the cutting knife set, a cutting groove corresponding to the cutting knife set is arranged on the top of the machine table, angle steels are arranged on both sides of the cutting groove and buckled on the corresponding edges of the adhesive film, a U-shaped plate is arranged on the two groups of angle steels downstream of the U-shaped frame, a hydraulic rod II is arranged on the top of the U-shaped plate, an electric push rod connected with the output shaft of the hydraulic rod II is arranged in the opening of the U-shaped plate, the electric push rod is arranged perpendicularly intersecting with the U-shaped plate, a strip-shaped seat is arranged on the output shaft of the electric push rod and on the same side of the cutting knife set, the strip-shaped seat is located between the corresponding front and rear angle steels, a vacuum cavity is arranged in the side wall of the strip-shaped seat, an air suction hole in communication with the vacuum cavity is arranged on the bottom of the strip-shaped seat, and the vacuum cavity is connected with a vacuum pump through a pipeline.

2. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: A support II is arranged on the top of the machine table between the support I and the driving mechanism, and a guide roller for limiting the adhesive film is arranged on the support II.

3. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: The driving mechanism comprises vertical plates located on the front and rear sides of the adhesive film, two groups of driving rollers for clamping the adhesive film are arranged between the two groups of vertical plates, a plurality of strip-shaped patterns are arranged axially on the outer side wall of the driving roller, and a rotating shaft penetrating through the corresponding vertical plate and driven by a motor is further arranged on the driving roller.

4. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: The pipeline is a metal pipe arranged on the top of the U-shaped plate, one end of the metal pipe is connected with the vacuum cavity through a corrugated hose, and the other end of the metal pipe is connected with the vacuum pump through a connecting pipe.

5. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: The length of the cutting knife set is greater than the distance between the corresponding front and rear angle steels.

6. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: The electric push rod and the angle steel are arranged in parallel, and the bottom end of the strip-shaped seat is lower than the horizontal plane of the bottom end of the electric push rod.

7. The cutting device for processing conductive adhesive film according to claim 1, characterized in that: The locking mechanism comprises a rectangular frame located below the cutting knife set, the rectangular frame is located between the four groups of angle steels, the cutting knife set is located directly above the opening of the rectangular frame, an installation plate is further arranged on the top of the cutting knife set, a plurality of T-shaped rods penetrating through the side wall of the installation plate and connected with the rectangular frame are arranged above the installation plate, and springs are sleeved on the T-shaped rods below the installation plate.

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