A wire bending device

Abstract

The present invention discloses a cable bending device, comprising: a horizontally arranged adsorption platform, which is configured to adsorb a product, the product being connected to a cable; a cylinder unit located above the adsorption platform; a pressing knife, which is connected to the cylinder unit and performs a linear reciprocating motion in a vertical direction under the drive of the cylinder unit; a lower folding knife pivotally connected to the adsorption platform through a lower knife holder and abutting against the cable; and a driving unit driving the lower knife holder to rotate to drive the lower folding knife to rotate and thus force the cable to bend to a preset angle; wherein, when the cylinder unit drives the pressing knife to move downward to the lower limit position, the pressing knife is pressed on the folding position of the cable. The cable bending device has the advantages of simple structure and convenient bending.

Description

Technical Field

[0001] The present invention relates to the technical field of automation equipment, and in particular to a cable bending device. Background Art

[0002] Electronic products usually have flat cables. Flat cables, also called flexible printed circuit boards, are used for data transmission within active parts and active areas, such as the data cable connecting the computer's internal motherboard to the hard drive and optical drive. Flat cables often need to be bent when used. The existing method is to bend them manually by workers, which has the following defects: inconvenient bending and poor bending effect. Therefore, it is necessary to study a flat cable bending device. Summary of the invention

[0003] In view of the deficiencies existing in the above-mentioned technologies, the present invention provides a cable bending device with simple structure and convenient bending.

[0004] The technical solution adopted by the present invention to solve its technical problems is: a wire bending device, comprising: a horizontally arranged adsorption platform, which is configured to adsorb a product, to which a wire is connected; a cylinder unit located above the adsorption platform; a pressing knife, which is connected to the cylinder unit and performs linear reciprocating motion in the vertical direction under the drive of the cylinder unit; a lower folding knife pivotally connected to the adsorption platform through a lower knife holder and abutting against the wire; and a driving unit that drives the lower knife holder to rotate to drive the lower folding knife to rotate and thereby forces the wire to bend to a preset angle; wherein, when the cylinder unit drives the pressing knife to move downward to the lower limit position, the pressing knife is pressed on the folding position of the wire, and the folding position is the connection position between the wire and the product.

[0005] Preferably, the adsorption platform is supported on a base, and the base is located below the adsorption platform.

[0006] Preferably, an airflow pipeline is provided inside the adsorption platform, and air holes connected with the airflow pipeline and opened toward the product are formed on the adsorption platform; wherein the airflow pipeline is connected with an external air source.

[0007] Preferably, the cylinder unit includes a cylinder vertically fastened on a column, a connecting block fastened on the cylinder piston rod and located below the cylinder, and a guide rail fastened on the column; wherein the distribution direction of the guide rail is parallel to the movement direction of the cylinder piston rod, the connecting block is arranged on the guide rail through a slider, and the pressing knife is detachably arranged at the bottom of the connecting block.

[0008] Preferably, the cylinder unit further comprises a hydraulic buffer mounted on the column and a stopper fastened to the connecting block; wherein, when the pressing knife is in the lower limit position, the stopper abuts against the hydraulic buffer.

[0009] Preferably, the bottom end surface of the pressing knife is a bending surface; the bending surface includes a horizontal straight plane pressed on the wire arrangement folding position when the cylinder unit drives the pressing knife to move downward to the lower limit position, a first inclined straight plane adjacent to the horizontal straight plane, and a second inclined straight plane adjacent to the first inclined straight plane; wherein, when the cylinder unit drives the pressing knife to move downward to the lower limit position, there is a gap in the vertical direction between the first inclined straight plane and the second inclined straight plane and the product.

[0010] Preferably, the driving unit includes a motor arranged on the base, a driving wheel fastened to the output shaft of the motor, a driven wheel fastened to the lower tool holder, and a synchronous belt tensioned on the driving wheel and the driven wheel; wherein, a pivot shaft is fastened on the lower tool holder, the driven wheel is fastened to the pivot shaft, and the driven wheel drives the lower tool holder to rotate via the pivot shaft.

[0011] Preferably, the motor is a stepper motor.

[0012] Preferably, the motor is mounted on the base via a motor seat.

[0013] Preferably, the driving unit further comprises a protective cover, and the protective cover is arranged on the periphery of the driving wheel, the driven wheel and the synchronous belt.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the wire arrangement and bending device provided by the present invention has a cylinder unit that drives the pressing knife to move down to the lower limit position so that the pressing knife is pressed on the folding position of the wire arrangement, and the driving unit drives the lower knife holder to rotate to drive the lower folding knife to rotate and thereby force the wire arrangement to bend to 90°, which has the advantages of simple structure, convenient bending and good bending effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic structural diagram of the cable arrangement and bending device of the present invention;

[0016] Figure 2 is a schematic diagram of the exploded structure of the cable arrangement and bending device of the present invention;

[0017] Figure 3 is a working schematic diagram of the cable arrangement and bending device of the present invention;

[0018] Figure 4 is a schematic diagram of the cable arrangement of the present invention after being bent at a preset angle;

[0019] Figure 5 It is a structural schematic diagram of a pressing knife of the present invention;

[0020] Figure 6It is a schematic structural diagram of the side view direction of the pressing knife of the present invention.

[0021] In the figure: 10, adsorption platform; 11, air hole; 20, product; 21, wiring; 211, folding position; 30, press knife; 31, horizontal straight plane; 32, first inclined straight plane; 33, second inclined straight plane; 40, cylinder unit; 41, cylinder; 42, connecting block; 43, guide rail; 44, column; 45, hydraulic buffer; 46, stopper; 50, lower folding knife; 51, lower knife holder; 60, drive unit; 61, motor; 611, motor seat; 62, driving wheel; 63, driven wheel; 64, synchronous belt; 65, protective cover; 70, base. DETAILED DESCRIPTION

[0022] The present invention is further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0023] like Figures 1 to 6 As shown, the present invention provides a cable bending device, comprising: a horizontally arranged adsorption platform 10, which is configured to adsorb a product 20, to which a cable 21 is connected; a cylinder unit 40 located above the adsorption platform 10; a press knife 30, which is connected to the cylinder unit 40 and performs a linear reciprocating motion in a vertical direction under the drive of the cylinder unit 40; a lower folding knife 50 pivotally connected to the adsorption platform 10 through a lower knife holder 51 and abutting against the cable 21; and a driving unit 60 that drives the lower knife holder 51 to rotate to drive the lower folding knife 50 to rotate and thereby force the cable 21 to bend to a preset angle; wherein, as Figure 3 and Figure 4 As shown, when the cylinder unit 40 drives the pressing knife 30 to move down to the lower limit position, the pressing knife 30 is pressed on the folding position 211 of the cable 21, and the folding position 211 is the connection position between the cable 21 and the product 20. In this solution, the cable 21 can be bent at an angle of 90° under the joint action of the pressing knife 30, the lower folding knife 50 and the driving unit 60, which has the advantages of simple structure, convenient bending and good bending effect.

[0024] As an embodiment of this solution, Figures 1 to 3 As shown, the adsorption platform 10 is supported on a base 70, and the base 70 is located below the adsorption platform 10. In this solution, the base 70 is equivalent to a support table, which is used to support the adsorption platform 10.

[0025] As an embodiment of this solution, Figure 1 and Figure 2As shown, an airflow pipeline is provided inside the adsorption platform 10, and an air hole 11 connected to the airflow pipeline and opened toward the product 20 is formed on the adsorption platform 10; wherein the airflow pipeline is connected to an external air source (not shown). In this solution, the function of the adsorption platform 10 is equivalent to that of a vacuum adsorption platform, and is used to fix the position of the product 20.

[0026] As an embodiment of this solution, Figure 1 and Figure 2 As shown, the cylinder unit 40 includes a cylinder 41 fastened vertically on a column 44, a connecting block 42 fastened on the piston rod of the cylinder 41 and located below the cylinder 41, and a guide rail 43 fastened on the column 44; wherein the distribution direction of the guide rail 43 is parallel to the movement direction of the piston rod of the cylinder 41, the connecting block 42 is arranged on the guide rail 43 through a slider, and the pressing knife 30 is detachably arranged at the bottom of the connecting block 42. In this scheme, the column 44 is located on one side of the base 70; the guide rail 43 is vertically arranged on the column 44 and located on the opposite sides of the cylinder 41, and has a guiding effect on the connecting block 42; the cylinder 41 is used to drive the pressing knife 30 to approach the product 20 or to move away from the product 20. When the cylinder 41 is at the lower limit position, the pressing knife 30 is pressed on the folding position 211 of the cable 21. At this time, the lower knife holder 51 can be driven to rotate by the driving unit 60 so that the lower folding knife 50 forces the cable 21 to bend at an angle of 90°.

[0027] As an embodiment of this solution, Figure 1 and Figure 2 As shown, the cylinder unit 40 further includes a hydraulic buffer 45 mounted on the column 44 and a stopper 46 fastened to the connecting block 42; wherein, when the pressing knife 30 is at the lower limit position, the stopper 46 abuts against the hydraulic buffer 45. In this solution, the hydraulic buffer 45 has the function of buffering and protecting the pressing knife 30.

[0028] As an embodiment of this solution, Figure 5 and Figure 6As shown, the bottom end surface of the pressing knife 30 is a bending surface; the bending surface includes a horizontal straight plane 31 that is pressed on the folding position 211 of the cable arrangement 21 when the cylinder unit 40 drives the pressing knife 30 to move down to the lower limit position, a first inclined straight plane 32 adjacent to the horizontal straight plane 31, and a second inclined straight plane 33 adjacent to the first inclined straight plane 32; wherein, when the cylinder unit 40 drives the pressing knife 30 to move down to the lower limit position, there is a gap in the vertical direction between the first inclined straight plane 32 and the second inclined straight plane 33 and the product 20, thereby preventing the bottom end surface of the pressing knife 30 from being pressed on the product 20, and the product 20 can be fixed by the adsorption platform 10 below it. In this solution, there is a first angle between the first inclined straight plane 32 and the horizontal straight plane 31, and there is a second angle between the second inclined straight plane 33 and the horizontal straight plane 31. The first angle and the second angle are both acute angles, and the first angle is greater than the second angle.

[0029] As an embodiment of this solution, Figure 1 and Figure 2 As shown, the driving unit 60 includes a motor 61 disposed on a base 70, a driving wheel 62 fastened to the output shaft of the motor 61, a driven wheel 63 fastened to the lower tool holder 51, and a synchronous belt 64 tensioned on the driving wheel 62 and the driven wheel 63; wherein a pivot shaft is fastened to the lower tool holder 51, the driven wheel 63 is fastened to the pivot shaft, and the driven wheel 63 drives the lower tool holder 51 to rotate through the pivot shaft. In this solution, the motor 61 is a stepping motor, and the motor 61 is mounted on the base 70 through a motor seat 611.

[0030] As an embodiment of this solution, Figure 1 and Figure 2 As shown, the driving unit 60 further includes a protective cover 65 , which is disposed on the periphery of the driving wheel 62 , the driven wheel 63 and the synchronous belt 64 , and the protective cover 65 improves the safety of the operator.

[0031] Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and implementation modes. They can be fully applied to various fields suitable for the present invention. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A cable bending device, characterized in that: include: A horizontally arranged adsorption platform (10) configured to adsorb a product (20), wherein a cable (21) is connected to the product (20); A cylinder unit (40) located above the adsorption platform (10); A pressing knife (30) connected to the cylinder unit (40) and driven by the cylinder unit (40) to perform a linear reciprocating motion in a vertical direction; A lower folding knife (50) pivotally connected to the adsorption platform (10) via a lower knife holder (51) and abutting against the cable arrangement (21); and A driving unit (60) that drives the lower knife holder (51) to rotate so as to drive the lower folding knife (50) to rotate and thereby forces the cable (21) to bend to a preset angle; When the cylinder unit (40) drives the pressing knife (30) to move downward to the lower limit position, the pressing knife (30) is pressed on the folding position (211) of the cable (21), and the folding position (211) is the connection position between the cable (21) and the product (20); The bottom end surface of the pressing knife (30) is a bent surface; The bending surface comprises a horizontal straight plane (31) pressed on the folding position (211) of the cable arrangement (21) when the cylinder unit (40) drives the pressing knife (30) to move downward to the lower limit position, a first inclined straight plane (32) adjacent to the horizontal straight plane (31), and a second inclined straight plane (33) adjacent to the first inclined straight plane (32); There is a first angle between the first inclined straight plane (32) and the horizontal straight plane (31), and there is a second angle between the second inclined straight plane (33) and the horizontal straight plane (31), the first angle and the second angle are both acute angles, and the first angle is greater than the second angle; When the cylinder unit (40) drives the pressing knife (30) to move downward to the lower limit position, there is a gap in the vertical direction between the first inclined straight plane (32) and the second inclined straight plane (33) and the product (20).

2. The cable bending device according to claim 1, characterized in that: The adsorption platform (10) is supported on a base (70), and the base (70) is located below the adsorption platform (10).

3. The cable bending device according to claim 1, characterized in that: An airflow pipeline is arranged inside the adsorption platform (10), and an air hole (11) connected to the airflow pipeline and opened toward the product (20) is formed on the adsorption platform (10); Wherein, the air flow pipeline is connected to an external air source.

4. The cable bending device according to claim 1, characterized in that: The cylinder unit (40) comprises a cylinder (41) fastened vertically on a column (44), a connecting block (42) fastened on a piston rod of the cylinder (41) and located below the cylinder (41), and a guide rail (43) fastened on the column (44); The distribution direction of the guide rail (43) is parallel to the movement direction of the piston rod of the cylinder (41), the connecting block (42) is arranged on the guide rail (43) through a slider, and the pressing knife (30) is detachably arranged at the bottom of the connecting block (42).

5. The cable bending device according to claim 4, characterized in that: The cylinder unit (40) further comprises a hydraulic buffer (45) mounted on the column (44) and a stopper (46) fastened to the connecting block (42); When the pressing knife (30) is at the lower limit position, the stopper (46) abuts against the hydraulic buffer (45).

6. The cable bending device according to claim 2, characterized in that: The driving unit (60) comprises a motor (61) arranged on the base (70), a driving wheel (62) fastened to the output shaft of the motor (61), a driven wheel (63) fastened to the lower tool holder (51), and a synchronous belt (64) tensioned on the driving wheel (62) and the driven wheel (63); Wherein, a pivot shaft is fastened on the lower tool holder (51), the driven wheel (63) is fastened on the pivot shaft, and the driven wheel (63) drives the lower tool holder (51) to rotate via the pivot shaft.

7. The cable bending device according to claim 6, characterized in that: The motor (61) is a stepping motor.

8. The cable bending device according to claim 6, characterized in that: The motor (61) is mounted on the base (70) via a motor seat (611).

9. The cable bending device according to claim 6, characterized in that: The driving unit (60) further comprises a protective cover (65), wherein the protective cover (65) is arranged on the periphery of the driving wheel (62), the driven wheel (63) and the synchronous belt (64).

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