Automatic cutting and bending machine

Abstract

The utility model relates to an automatic cutting and bending machine which comprises a first machine case, a second machine case, a straightening mechanism, a cutting mechanism and a first bending mechanism, and the straightening mechanism is fixedly arranged at the upper end of the first machine case; the upper end face of the second machine box is an inclined end face, the cutting mechanism and the first bending mechanism are both fixedly arranged on the second machine box, and the cutting mechanism is located on the side, close to the straightening mechanism, of the first bending mechanism. A magnetic attraction mechanism is arranged in the first bending mechanism; the first machine box and the second machine box are provided with a wire conveying channel penetrating through the straightening mechanism, the cutting mechanism and the first bending mechanism. Compared with the prior art, the wire rod bending device can keep the wire rod stable, the wire rod bending precision is higher, and the product yield is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction equipment, and particularly relates to an automatic cutting and bending machine. Background Art

[0002] In the existing wire bending machine, the wire bending machine bends the cut wire. In actual application, there is a very short time between the wire cutting and the wire bending. However, when the wire is cut, a force is generated on the wire, and the wire will also shift within a short time after being cut. The shift of the wire easily causes deviation in wire bending, resulting in a reduction in the product yield. Therefore, it is necessary to solve this problem. Summary of the Utility Model

[0003] The utility model aims to solve at least one of the above technical problems in the prior art to some extent. For this reason, an object of the utility model is to provide an automatic cutting and bending machine with higher wire bending accuracy and improved product yield.

[0004] The technical solution for the utility model to solve the above technical problems is as follows: An automatic cutting and bending machine includes a first chassis, a second chassis, a straightening mechanism, a cutting mechanism, and a first bending mechanism. The straightening mechanism is fixedly arranged on the upper end of the first chassis; the upper end face of the second chassis is an inclined end face, and both the cutting mechanism and the first bending mechanism are fixedly arranged on the second chassis. The cutting mechanism is located on one side of the first bending mechanism close to the straightening mechanism; a magnetic attraction mechanism is arranged inside the first bending mechanism; a wire conveying channel passing through the straightening mechanism, the cutting mechanism, and the first bending mechanism is arranged on the first chassis and the second chassis.

[0005] The beneficial effect of the utility model is that the cut wire is magnetically attracted by the magnetic attraction mechanism, so that the wire remains stable. When the first bending mechanism bends the cut wire, the wire is not easily displaced, the bending accuracy is higher, and the product yield is improved.

[0006] On the basis of the above technical solution, the utility model can be further improved as follows.

[0007] Further, the straightening mechanism includes a mounting plate, a plurality of first straightening wheels, and a plurality of second straightening wheels. The mounting plate is fixedly arranged on the first chassis. The wire conveying channel is horizontally arranged on the mounting plate. A plurality of the first straightening wheels are located above the wire conveying channel, and a plurality of the second straightening wheels are located below the wire conveying channel. The plurality of first straightening wheels and the plurality of second straightening wheels are arranged in a staggered manner.

[0008] The beneficial effects of adopting the above further solution are as follows: Multiple first straightening wheels and multiple second straightening wheels cooperate to straighten the wire, achieving wire straightening with high straightening efficiency and high straightening accuracy.

[0009] Further, a limiting plate is fixedly arranged at one end of the mounting plate away from the cutting mechanism, and a first limiting hole for limiting the movement of the wire is arranged on the limiting plate.

[0010] The beneficial effects of adopting the above further solution are as follows: The limiting plate uses the limiting hole to limit the wire, enabling the wire to move in a limited manner, facilitating wire conveying more conveniently, and improving the straightening accuracy and efficiency of the straightening mechanism.

[0011] Further, the cutting mechanism includes a first cylinder, a cutter head, and a limiting block. The limiting block is placed on the inclined end face of the second chassis, and the limiting block is on the extension line of the wire conveying channel. A second limiting hole for limiting the movement of the wire is arranged on the limiting block; the cutter head is on one side of the limiting block, the first cylinder is fixedly placed at one end of the cutter head away from the limiting block, the output end of the first cylinder is fixedly connected to the cutter head, and the output end of the first cylinder can drive the cutter head to move along the limiting block to cut the wire.

[0012] The beneficial effects of adopting the above further solution are as follows: The structure is simple. The cutter head moves along the limiting block and cuts the wire, improving the cutting accuracy and efficiency of the wire.

[0013] Further, the first bending mechanism includes two first guide rails, a second cylinder, an upper die, and a lower die. The two first guide rails are arranged in parallel at intervals on one side of the wire conveying channel, and one of the first guide rails is close to the limiting block; the second cylinder is fixedly placed on one side of the two first guide rails, the upper die is placed between the two first guide rails, and the upper die can move along the two first guide rails; the second cylinder is placed on one side of the two first guide rails, and the output end of the second cylinder is connected to the upper die; the lower die is on the side of the wire conveying channel away from the two first guide rails, and the output end of the second cylinder can drive the upper die and the lower die to perform die pressing on the wire to bend the wire.

[0014] The beneficial effects of adopting the above further solution are as follows: The structure is simple. The upper die and the lower die cooperate to perform die pressing on the wire, achieving wire bending with high bending efficiency and high accuracy.

[0015] Further, it further includes two second bending mechanisms. The two second bending mechanisms are both fixedly placed on the second chassis. The two second bending mechanisms are respectively on both sides of the lower die, and the two second bending mechanisms bend the wire at one end of the lower die away from the upper die.

[0016] The beneficial effects of adopting the above further scheme are as follows: The first bending mechanism and the two second bending mechanisms cooperate to bend the wire, so that the wire is bent into an annular structure, improving the bending efficiency and accuracy of the wire.

[0017] Further, the second bending mechanism includes a third air cylinder, two second guide rails and a pressing plate. The two second guide rails are arranged side by side at intervals on one side of the lower die. The pressing plate is arranged between the two second guide rails. The third air cylinder is fixedly arranged at one end of the second guide rail away from the lower die. The output end of the third air cylinder is connected to the pressing plate. The output end of the third air cylinder can drive the pressing plate to move along the second guide rail. After the pressing plate moves in place, it bends the wire at the lower die.

[0018] The beneficial effects of adopting the above further scheme are as follows: The second bending mechanism has a simple structure. The output end of the third air cylinder can drive the pressing plate to move along the two second guide rails. The pressing plate generates pressure on the wire, realizing the bending of the wire. The bending efficiency is high and the accuracy is high.

[0019] Further, the magnetic attraction mechanism includes a magnet and a fourth air cylinder. The magnet is fixedly arranged in the lower die. A fixing plate is arranged below the lower die in the second chassis, and the fixing plate is fixedly connected to the inner wall of the second chassis; The fourth air cylinder is fixedly arranged on the fixing plate, and the output end of the fourth air cylinder is fixedly connected to the lower die; A limiting hole is arranged in the second chassis corresponding to the lower die. The output end of the fourth air cylinder can drive the lower die to move to the inclined end face of the second chassis or move back into the second chassis.

[0020] The beneficial effects of adopting the above further scheme are as follows: The cooperation of the magnet, the lower die and the fourth air cylinder can improve the wire bending efficiency. Description of the Drawings

[0021] Figure 1 It is the front view of an automatic cutting and bending machine of the present utility model;

[0022] Figure 2 It is the top view of an automatic cutting and bending machine of the present utility model;

[0023] Figure 3 It is the rear view structural schematic diagram of an automatic cutting and bending machine of the present utility model.

[0024] In the drawings, the list of components represented by each reference numeral is as follows:

[0025] 1. First chassis, 2. Second chassis;

[0026] 3. Straightening mechanism, 301. Mounting plate, 302. First straightening wheel, 303. Second straightening wheel, 304. Limiting plate;

[0027] 4. Cutting mechanism, 401. First cylinder, 402. Tool head, 403. Limit block;

[0028] 5. First bending mechanism, 501. First guide rail, 502. Second cylinder, 503. Upper die, 504. Lower die;

[0029] 6. Magnetic attraction mechanism, 601. Fourth cylinder;

[0030] 7. Wire conveying channel;

[0031] 8. Second bending mechanism, 801. Third cylinder, 802. Second guide rail, 803. Pressure plate. Specific embodiments

[0032] The principles and features of the present utility model will be described below with reference to the accompanying drawings. The examples given are only used to explain the present utility model and are not intended to limit the scope of the present utility model.

[0033] As Figures 1 to 3 shown, an automatic cutting and bending machine includes a first chassis 1, a second chassis 2, a straightening mechanism 3, a cutting mechanism 4, and a first bending mechanism 5. The straightening mechanism 3 is fixedly disposed at the upper end of the first chassis 1; the upper end surface of the second chassis 2 is an inclined end surface. The cutting mechanism 4 and the first bending mechanism 5 are both fixedly disposed on the second chassis 2. The cutting mechanism 4 is located on one side of the first bending mechanism 5 close to the straightening mechanism 3; a magnetic attraction mechanism 6 is disposed inside the first bending mechanism 5; a wire conveying channel 7 passing through the straightening mechanism 3, the cutting mechanism 4, and the first bending mechanism 5 is provided on the first chassis 1 and the second chassis 2.

[0034] In specific application of this embodiment, the straightening mechanism 3 guides the wire, the straightening mechanism 3 straightens the wire, the straightening mechanism 3 conveys the straightened wire to the cutting mechanism 4, the cutting mechanism 4 cuts the wire, the cut wire is inside the first bending mechanism 5, the magnetic attraction mechanism 6 magnetically attracts the cut wire to keep the wire stable, and then the first bending mechanism 5 bends the wire to complete the straightening, cutting, and bending of the wire;

[0035] In this embodiment, the magnetic attraction mechanism 6 magnetically attracts the cut wire to keep the wire stable. When the first bending mechanism 5 bends the cut wire, the wire is not likely to shift, the bending accuracy is higher, and the product yield is improved.

[0036] In the above embodiments, the straightening mechanism 3 includes a mounting plate 301, a plurality of first straightening wheels 302 and a plurality of second straightening wheels 303. The mounting plate 301 is fixedly placed on the first chassis 1. The wire conveying channel 7 is horizontally arranged on the mounting plate 301. A plurality of the first straightening wheels 302 are located at the upper end of the wire conveying channel 7, and a plurality of the second straightening wheels 303 are located at the lower end of the wire conveying channel 7. The plurality of the first straightening wheels 302 and the plurality of the second straightening wheels 303 are arranged in a staggered manner.

[0037] In specific applications, the wire passes through the wire conveying channel 7, and the plurality of first straightening wheels 302 and the plurality of second straightening wheels 303 cooperate to straighten the wire, achieving wire straightening with high efficiency and high precision.

[0038] In the above embodiments, a limiting plate 304 is fixedly provided at one end of the mounting plate 301 away from the cutting mechanism 4. The limiting plate 304 is provided with a first limiting hole for limiting the movement of the wire.

[0039] In specific applications, the limiting plate 304 limits the wire by using the limiting hole, enabling the wire to move in a limited manner, which is more convenient for wire conveying and improves the straightening precision and efficiency of the straightening mechanism 3.

[0040] In the above embodiments, the cutting mechanism 4 includes a first cylinder 401, a cutter head 402 and a limiting block 403. The limiting block 403 is placed on the inclined end face of the second chassis 2. The limiting block 403 is located on the extension line of the wire conveying channel 7. The limiting block 403 is provided with a second limiting hole for limiting the movement of the wire. The cutter head 402 is located on one side of the limiting block 403. The first cylinder 401 is fixedly placed at one end of the cutter head 402 away from the limiting block 403. The output end of the first cylinder 401 is fixedly connected to the cutter head 402. The output end of the first cylinder 401 can drive the cutter head 402 to move along the limiting block 403 to cut the wire.

[0041] In specific applications, the cutting mechanism 4 composed of the first cylinder 401, the cutter head 402 and the limiting block 403 has a simple structure. The cutter head 402 moves along the limiting block 403 and cuts the wire, improving the cutting precision and efficiency of the wire.

[0042] In the above embodiments, the first bending mechanism 5 includes two first guide rails 501, a second air cylinder 502, an upper die 503 and a lower die 504. The two first guide rails 501 are arranged side by side at intervals on one side of the wire conveying channel 7, and one of the first guide rails 501 is close to the limit block 403; the second air cylinder 502 is fixedly placed on one side of the two first guide rails 501, the upper die 503 is placed between the two first guide rails 501, and the upper die 503 can move along the two first guide rails 501; the second air cylinder 502 is placed on one side of the two first guide rails 501, and the output end of the second air cylinder 502 is connected to the upper die 503; the lower die 504 is on the side of the wire conveying channel 7 away from the two first guide rails 501, and the output end of the second air cylinder 502 can drive the upper die 503 to perform die pressing on the wire with the lower die 504 to bend the wire.

[0043] In specific applications, the structure of the first bending mechanism 5 is simple. The output end of the second air cylinder 502 can drive the upper die 503 to move along the two first guide rails 501. The upper die 503 and the lower die 504 cooperate to perform die pressing on the wire, realizing bending of the wire, with high bending efficiency and high precision.

[0044] In the above embodiments, there are also two second bending mechanisms 8. The two second bending mechanisms 8 are both fixedly placed on the second chassis 2. The two second bending mechanisms 8 are respectively on both sides of the lower die 504, and the two second bending mechanisms 8 bend the wire at the end of the lower die 504 away from the upper die 503.

[0045] In specific applications, the first bending mechanism 5 bends the upper end and the middle part of the wire, and the two second bending mechanisms 8 bend the lower end of the wire. The first bending mechanism 5 and the two second bending mechanisms 8 cooperate to bend the wire, making the wire bent into an annular structure, improving the bending efficiency and precision of the wire.

[0046] In the above embodiments, the second bending mechanism 8 includes a third air cylinder 801, two second guide rails 802 and a pressing plate 803. The two second guide rails 802 are arranged side by side at intervals on one side of the lower die 504. The pressing plate 803 is placed between the two second guide rails 802. The third air cylinder 801 is fixedly placed at the end of the second guide rail 802 away from the lower die 504. The output end of the third air cylinder 801 is connected to the pressing plate 803. The output end of the third air cylinder 801 can drive the pressing plate 803 to move along the second guide rail 802, and after the pressing plate 803 moves in place, it bends the wire at the lower die 504.

[0047] In specific applications, the second bending mechanism 8 has a simple structure. The output end of the third cylinder 801 can drive the pressing plate 803 to move along the two second guide rails 802. The pressing plate 803 generates pressure on the wire, realizing wire bending with high efficiency and high precision.

[0048] In the above embodiment, the magnetic attraction mechanism 6 includes a magnet and a fourth cylinder 601. The magnet is fixedly placed in the lower die 504. A fixing plate 602 is arranged below the lower die 504 in the second chassis 2, and the fixing plate 602 is fixedly connected to the inner wall of the second chassis 2. The fourth cylinder 601 is fixedly placed on the fixing plate 602, and the output end of the fourth cylinder 601 is fixedly connected to the lower die 504. The second chassis 2 is provided with a limiting hole corresponding to the lower die 504, and the output end of the fourth cylinder 601 can drive the lower die 504 to move to the inclined end face of the second chassis 2 or move back into the second chassis 2.

[0049] In specific applications, the output end of the fourth cylinder 601 extends, driving the lower die 504 and the magnet in the lower die 504 to move vertically to the upper end face of the second chassis 2. The magnet magnetically attracts the wire, and the upper die 503 and the lower die 504 perform die pressing on the wire. When the wire is bent and formed, the output end of the fourth cylinder 601 contracts, driving the lower die 504 and the magnet in the lower die 504 to move vertically downward into the second chassis 2. The magnetic force of the magnet on the wire decreases, and the upper end face of the lower die 504 is flush with the upper end face of the second chassis 2. The bent wire moves and drops off along the upper end face of the second chassis 2 under the action of gravity, overcoming the magnetic force, improving the wire bending efficiency.

[0050] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims

1. An automatic cutting and bending machine, characterized in that: It includes a first chassis (1), a second chassis (2), a straightening mechanism (3), a cutting mechanism (4) and a first bending mechanism (5). The straightening mechanism (3) is fixedly placed at the upper end of the first chassis (1); the upper end face of the second chassis (2) is an inclined end face. The cutting mechanism (4) and the first bending mechanism (5) are both fixedly placed on the second chassis (2). The cutting mechanism (4) is on the side of the first bending mechanism (5) close to the straightening mechanism (3); a magnetic attraction mechanism (6) is arranged inside the first bending mechanism (5); a wire conveying channel (7) penetrating through the straightening mechanism (3), the cutting mechanism (4) and the first bending mechanism (5) is arranged on the first chassis (1) and the second chassis (2).

2. The automatic cutting and bending machine according to claim 1, wherein: The straightening mechanism (3) includes a mounting plate (301), a plurality of first straightening wheels (302) and a plurality of second straightening wheels (303). The mounting plate (301) is fixedly placed on the first chassis (1). The wire conveying channel (7) is horizontally arranged on the mounting plate (301). A plurality of the first straightening wheels (302) are at the upper end of the wire conveying channel (7), and a plurality of the second straightening wheels (303) are at the lower end of the wire conveying channel (7). The plurality of the first straightening wheels (302) and the plurality of the second straightening wheels (303) are arranged in a staggered manner.

3. The automatic cutting and bending machine according to claim 2, characterized in that: A limiting plate (304) is fixedly arranged at one end of the mounting plate (301) far from the cutting mechanism (4). A first limiting hole for limiting the movement of the wire is arranged on the limiting plate (304).

4. The automatic cutting and bending machine according to claim 3, characterized in that: The cutting mechanism (4) includes a first cylinder (401), a cutter head (402) and a limiting block (403). The limiting block (403) is placed on the inclined end face of the second chassis (2). The limiting block (403) is on the extension line of the wire conveying channel (7). A second limiting hole for limiting the movement of the wire is arranged on the limiting block (403); the cutter head (402) is on one side of the limiting block (403). The first cylinder (401) is fixedly placed at the end of the cutter head (402) far from the limiting block (403). The output end of the first cylinder (401) is fixedly connected to the cutter head (402). The output end of the first cylinder (401) can drive the cutter head (402) to move along the limiting block (403) to cut the wire.

5. The automatic cutting and bending machine according to claim 4, wherein: The first bending mechanism (5) includes two first guide rails (501), a second air cylinder (502), an upper die (503) and a lower die (504). The two first guide rails (501) are arranged side by side at intervals on one side of the wire conveying channel (7), and one of the first guide rails (501) is close to the limit block (403); the second air cylinder (502) is fixedly placed on one side of the two first guide rails (501), the upper die (503) is placed between the two first guide rails (501), and the upper die (503) can move along the two first guide rails (501); the second air cylinder (502) is placed on one side of the two first guide rails (501), and the output end of the second air cylinder (502) is connected to the upper die (503); the lower die (504) is located on the side of the wire conveying channel (7) away from the two first guide rails (501), and the output end of the second air cylinder (502) can drive the upper die (503) to perform die pressing on the wire with the lower die (504) to bend the wire.

6. The automatic cutting and bending machine according to claim 5, characterized in that: It further includes two second bending mechanisms (8). The two second bending mechanisms (8) are both fixedly placed on the second chassis (2). The two second bending mechanisms (8) are respectively located on both sides of the lower die (504), and the two second bending mechanisms (8) bend the wire at the end of the lower die (504) away from the upper die (503).

7. The automatic cutting and bending machine according to claim 6, wherein: The second bending mechanism (8) includes a third air cylinder (801), two second guide rails (802) and a pressing plate (803). The two second guide rails (802) are arranged side by side at intervals on one side of the lower die (504), the pressing plate (803) is placed between the two second guide rails (802), the third air cylinder (801) is fixedly placed at the end of the second guide rail (802) away from the lower die (504), the output end of the third air cylinder (801) is connected to the pressing plate (803), the output end of the third air cylinder (801) can drive the pressing plate (803) to move along the second guide rail (802), and after the pressing plate (803) moves in place, it bends the wire at the lower die (504).

8. The automatic cutting and bending machine according to claim 7, wherein: The magnetic attraction mechanism (6) includes a magnet and a fourth air cylinder (601). The magnet is fixedly placed in the lower die (504). A fixing plate (602) is arranged below the lower die (504) in the second chassis (2), and the fixing plate (602) is fixedly connected to the inner wall of the second chassis (2); the fourth air cylinder (601) is fixedly placed on the fixing plate (602), and the output end of the fourth air cylinder (601) is fixedly connected to the lower die (504); a limiting hole is arranged at the position corresponding to the lower die (504) on the second chassis (2), and the output end of the fourth air cylinder (601) can drive the lower die (504) to move to the inclined end face of the second chassis (2) or move back into the second chassis (2).

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