Semi-automatic bending machine

Abstract

The utility model relates to a semi-automatic bending machine, which comprises a fixed seat, the upper part of the fixed seat is connected with a support plate, and the upper part of the support plate is provided with a semi-automatic hand wheel driving device. The two adjustable bending roller devices can be controlled to be synchronously close to the first shaft or synchronously away from the first shaft only by rotating the handle, so that the radian of a bent steel plate is adjusted conveniently and quickly, and the guide block is restrained by the strip-shaped groove in the adjusting process and is more stable.

Description

Technical Field

[0001] The utility model relates to a rolling and bending machine, more precisely to a semi-automatic rolling and bending machine. Background Art

[0002] The existing semi-automatic bending machine needs to adjust the screw devices on both sides to adjust the rolling shaft, which is more troublesome. For example, Patent Publication No.: CN210754502U discloses a manual three-roller bending machine for logistics transportation equipment production, as shown in Figure 5. This device needs to adjust the left adjusting screw and the right adjusting screw respectively to adjust the height of the rolling shaft, thereby adjusting the bending effect of the steel plate, which is more troublesome. Summary of the invention

[0003] The purpose of the utility model is to provide a semi-automatic bending machine, which can be combined with an adjustable bending roller device through a semi-automatic handwheel drive device. Only by turning the handle can the two adjustable bending roller devices be controlled to synchronously approach or move away from the first axis, thereby adjusting the curvature of the bent steel plate. It is convenient and quick, and during the adjustment process, the guide block is constrained by the strip groove, which is more stable.

[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical solutions:

[0005] A semi-automatic bending machine comprises a fixed seat, the upper part of the fixed seat is connected to a support plate, the upper part of the support plate is installed with a semi-automatic handwheel drive device, the semi-automatic handwheel drive device comprises a handwheel, a support plate, and a first bearing, the support plate is an inverted U-shaped plate structure, the first bearings are installed on both sides of the support plate, the outer ring of the first bearing is connected to the support plate, the inner ring of the first bearing is plugged into the first shaft, the first shaft and the inner ring of the first bearing are welded after being plugged, one end of the first shaft is connected to the handwheel, the two sides of the support plate are respectively connected to the first guide plate and the second guide plate, the plane where the first guide plate is located is not coplanar with the plane where the second guide plate is located, and an adjustable bending roller device is installed on the first guide plate and the second guide plate.

[0006] In order to further achieve the purpose of the utility model, the following technical scheme can also be adopted: the adjustable bending roller device includes a third bearing, a guide block, and a support seat, the support seat is a U-shaped plate structure, a second bearing is installed on both sides of the support seat, the outer ring of the second bearing is connected to the support seat, the inner ring of the second bearing is installed with a second shaft, the second shaft and the inner ring of the second bearing are plugged and welded, a strip groove is opened in the middle of the first guide plate and the second guide plate, a guide block is installed in the strip groove of the first guide plate and the second guide plate, the guide block can slide along the strip groove, the upper part of the guide block is connected to the support seat, the lower parts of the two guide blocks are respectively connected to the forward nut and the reverse nut, the third bearing is installed on the inner side of the support plate, the outer ring of the third bearing is connected to the support plate, the inner ring of the third bearing is plugged with a reverse threaded rod, one end of the reverse threaded rod is connected to the forward threaded rod, the central axis of the reverse threaded rod is collinear with the central axis of the forward threaded rod, the forward threaded rod is threadedly connected to the forward nut, the reverse threaded rod is threadedly connected to the reverse nut, and one end of the forward threaded rod is connected to the handle.

[0007] Both sides of the fixing seat are connected to an L-shaped plate, and the plane where the bottom surface of the fixing seat is located is lower than the plane where the lower part of the L-shaped plate is located.

[0008] A driving and pressing device is installed on the inner side of the support plate, and the driving and pressing device includes a guide square rod and a spring, one end of the spring is connected to the support plate, and the other end of the spring is connected to a rubber guide roller, a wheel frame of the rubber guide roller is connected to the support plate, a rubber sleeve is sleeved on the first axis, and the rubber guide roller can cooperate with the rubber sleeve to clamp the bent steel plate, both ends of the guide square rod are connected to the support plate, a guide square tube is sleeved on the middle part of the guide square rod, and the guide square tube can slide on the guide square rod, and the wheel frame of the rubber guide roller is connected to the guide square tube. The utility model has the advantages that: the utility model combines a semi-automatic handwheel drive device with an adjustable rolling and bending roller device, etc., and only needs to turn the handle to control the two adjustable rolling and bending roller devices to synchronously approach or synchronously move away from the first axis, thereby adjusting the curvature of the bent steel plate, which is convenient and quick, and during the adjustment process, the guide block is constrained by the strip groove, which is more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0010] Figure 1 This is one of the structural diagrams of the utility model;

[0011] Figure 2 This is the second structural diagram of the utility model;

[0012] Figure 3This is the third structural diagram of the utility model;

[0013] Figure 4 This is the fourth structural diagram of the utility model;

[0014] Figure 5 It is a structural schematic diagram of the prior art patent publication number: CN210754502U.

[0015] Labeled parts: 1 handwheel 2 support plate 3 first bearing 4 first shaft 5 second shaft 6 second bearing 7 support seat 8 first guide plate 9 fixed seat 10 L-shaped plate 11 second guide plate 12 strip groove 13 guide block 14 handle 15 forward nut 16 forward threaded rod 17 third bearing 18 reverse threaded rod 19 reverse nut 20 rubber guide roller 21 spring 22 guide square tube 23 guide square rod 24 rubber sleeve. DETAILED DESCRIPTION

[0016] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. Embodiment 1: Semi-automatic bending machine, such as Figure 1-Figure 4 As shown, it includes a fixed seat 9, the upper part of the fixed seat 9 is connected to the support plate 2, and the upper part of the support plate 2 is installed with a semi-automatic handwheel drive device, the semi-automatic handwheel drive device includes a handwheel 1, a support plate 2, and a first bearing 3. The support plate 2 is an inverted U-shaped plate structure, and the first bearings 3 are installed on both sides of the support plate 2. The outer ring of the first bearing 3 is connected to the support plate 2, and the inner ring of the first bearing 3 is plugged into the first shaft 4. The first shaft 4 and the inner ring of the first bearing 3 are welded after plugging, and one end of the first shaft 4 is connected to the handwheel 1. The two sides of the support plate 2 are respectively connected to the first guide plate 8 and the second guide plate 11. The plane where the first guide plate 8 is located is not coplanar with the plane where the second guide plate 11 is located, and an adjustable bending roller device is installed on the first guide plate 8 and the second guide plate 11.

[0017] The utility model combines a semi-automatic hand wheel driving device with an adjustable rolling and bending roller device, etc., and only needs to turn the handle 14 to control the two adjustable rolling and bending roller devices to synchronously approach or synchronously move away from the first axis 4, so as to adjust the curvature of the bent steel plate, which is convenient and quick, and during the adjustment process, the guide block 13 is constrained by the strip groove 12, which is more stable.

[0018] Material selection and feasibility analysis for specific implementation: The samples we actually made use the drawings in the specification as drawings, and are implemented according to the proportions and matching methods of the various components in the drawings. The connections mentioned are common connection methods such as strong adhesive connection, welding, riveting, flange connection, and one-piece molding connection. In actual production, the corresponding connection method, thickness and strength of the connection point can be selected according to the actual connection strength requirements without creativity. The plane where the first guide plate 8 is located is in a horizontal state. When in use, the upper surface of the middle part of the steel plate cooperates with the lower part of the first shaft 4, and the lower surfaces on both sides of the steel plate cooperate with the upper part of the second shaft 5.

[0019] Embodiment 2:

[0020] Semi-automatic bending machine, such as Figure 1-Figure 4 As shown, it includes a fixed seat 9, the upper part of the fixed seat 9 is connected to the support plate 2, and the upper part of the support plate 2 is installed with a semi-automatic handwheel drive device, the semi-automatic handwheel drive device includes a handwheel 1, a support plate 2, and a first bearing 3. The support plate 2 is an inverted U-shaped plate structure, and the first bearings 3 are installed on both sides of the support plate 2. The outer ring of the first bearing 3 is connected to the support plate 2, and the inner ring of the first bearing 3 is plugged into the first shaft 4. The first shaft 4 and the inner ring of the first bearing 3 are welded after plugging, and one end of the first shaft 4 is connected to the handwheel 1. The two sides of the support plate 2 are respectively connected to the first guide plate 8 and the second guide plate 11. The plane where the first guide plate 8 is located is not coplanar with the plane where the second guide plate 11 is located, and an adjustable bending roller device is installed on the first guide plate 8 and the second guide plate 11. The adjustable bending roller device includes a third bearing 17, a guide block 13, and a support seat 7. The support seat 7 is a U-shaped plate structure. A second bearing 6 is installed on both sides of the support seat 7. The outer ring of the second bearing 6 is connected to the support seat 7. The inner ring of the second bearing 6 is installed with a second shaft 5. The second shaft 5 and the inner ring of the second bearing 6 are welded after being plugged in. A strip groove 12 is provided in the middle of the first guide plate 8 and the second guide plate 11. A guide block 13 is installed in the strip groove 12 of the first guide plate 8 and the second guide plate 11. The guide block 13 can slide along the strip groove 12. The guide block The upper part of 13 is connected to the support seat 7, the lower parts of the two guide blocks 13 are respectively connected to the forward nut 15 and the reverse nut 19, the inner side of the support plate 2 is installed with a third bearing 17, the outer ring of the third bearing 17 is connected to the support plate 2, the inner ring of the third bearing 17 is plugged with a reverse threaded rod 18, one end of the reverse threaded rod 18 is connected to the forward threaded rod 16, the central axis of the reverse threaded rod 18 is colinear with the central axis of the forward threaded rod 16, the forward threaded rod 16 is threadedly connected to the forward nut 15, the reverse threaded rod 18 is threadedly connected to the reverse nut 19, and one end of the forward threaded rod 16 is connected to the handle 14.

[0021] The adjustable bending roller device of the utility model can facilitate personnel to control two adjustable bending roller devices to synchronously approach or move away from the first axis 4 by turning the handle 14, thereby adjusting the curvature of the bent steel plate. The utility model combines the reverse threaded rod 18 and the reverse nut 19 with the forward nut 15 and the first axis 4, so that personnel can control two sets of adjustable bending roller devices to synchronously approach or move away by rotating the handle 14 once. The strip groove 12 of the utility model cooperates with the guide block 13 to guide the guide block 13, thereby preventing the forward nut 15 from rotating with the forward threaded rod 16.

[0022] Embodiment 3:

[0023] Semi-automatic bending machine, such as Figure 1-Figure 4 As shown, it includes a fixed seat 9, the upper part of the fixed seat 9 is connected to the support plate 2, and the upper part of the support plate 2 is installed with a semi-automatic handwheel drive device, the semi-automatic handwheel drive device includes a handwheel 1, a support plate 2, and a first bearing 3. The support plate 2 is an inverted U-shaped plate structure, and the first bearing 3 is installed on both sides of the support plate 2. The outer ring of the first bearing 3 is connected to the support plate 2, and the inner ring of the first bearing 3 is plugged with the first shaft 4. The first shaft 4 and the inner ring of the first bearing 3 are plugged and welded, and one end of the first shaft 4 is connected to the handwheel 1. The two sides of the support plate 2 are respectively connected to the first guide plate 8 and the second guide plate 11. The plane where the first guide plate 8 is located is not coplanar with the plane where the second guide plate 11 is located. An adjustable bending roller device is installed on the first guide plate 8 and the second guide plate 11. Both sides of the fixed seat 9 are connected with an L-shaped plate 10, and the plane where the bottom surface of the fixed seat 9 is located is lower than the plane where the lower part of the L-shaped plate 10 is located.

[0024] The L-shaped plate 10 of the utility model is provided with a through hole, and the L-shaped plate 10 can conveniently fix the device on a workbench.

[0025] Embodiment 4:

[0026] Semi-automatic bending machine, such as Figure 1-Figure 4As shown, it includes a fixed seat 9, the upper part of the fixed seat 9 is connected to the support plate 2, and the upper part of the support plate 2 is installed with a semi-automatic handwheel drive device, the semi-automatic handwheel drive device includes a handwheel 1, a support plate 2, and a first bearing 3. The support plate 2 is an inverted U-shaped plate structure, and the first bearings 3 are installed on both sides of the support plate 2. The outer ring of the first bearing 3 is connected to the support plate 2, and the inner ring of the first bearing 3 is plugged into the first shaft 4. The first shaft 4 and the inner ring of the first bearing 3 are welded after plugging, and one end of the first shaft 4 is connected to the handwheel 1. The two sides of the support plate 2 are respectively connected to the first guide plate 8 and the second guide plate 11. The plane where the first guide plate 8 is located is not coplanar with the plane where the second guide plate 11 is located, and an adjustable bending roller device is installed on the first guide plate 8 and the second guide plate 11. A driving pressing device is installed on the inner side of the support plate 2, and the driving pressing device includes a guide square rod 23 and a spring 21. One end of the spring 21 is connected to the support plate 2, and the other end of the spring 21 is connected to the rubber guide roller 20. The wheel frame of the rubber guide roller 20 is connected to the support plate 2. A rubber sleeve 24 is sleeved on the first shaft 4. The rubber guide roller 20 can cooperate with the rubber sleeve 24 to clamp the bent steel plate. Both ends of the guide square rod 23 are connected to the support plate 2. A guide square tube 22 is sleeved in the middle of the guide square rod 23. The guide square tube 22 can slide on the guide square rod 23, and the wheel frame of the rubber guide roller 20 is connected to the guide square tube 22.

[0027] The driving pressing device of the utility model can utilize the elastic force of the spring 21 to cooperate with the rubber guide roller 20 and the rubber sleeve 24 to clamp the steel plate, thereby facilitating the first shaft 4 to smoothly drive the steel plate and avoiding easy slipping between the first shaft 4 and the steel plate.

[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention.

Claims

1. Semi-automatic bending machine, characterized by: The invention comprises a fixed seat (9), the upper part of the fixed seat (9) is connected to a support plate (2), the upper part of the support plate (2) is installed with a semi-automatic handwheel driving device, the semi-automatic handwheel driving device comprises a handwheel (1), a support plate (2), and a first bearing (3), the support plate (2) is an inverted U-shaped plate structure, the first bearing (3) is installed on both sides of the support plate (2), the outer ring of the first bearing (3) is connected to the support plate (2), the inner ring of the first bearing (3) is plugged into a first shaft (4), the first shaft (4) and the inner ring of the first bearing (3) are plugged and then welded, one end of the first shaft (4) is connected to the handwheel (1), the two sides of the support plate (2) are respectively connected to a first guide plate (8) and a second guide plate (11), the plane where the first guide plate (8) is located is not coplanar with the plane where the second guide plate (11) is located, and an adjustable bending roller device is installed on each of the first guide plate (8) and the second guide plate (11).

2. The semi-automatic bending machine according to claim 1, characterized in that: The adjustable bending roller device comprises a third bearing (17), a guide block (13), and a support seat (7). The support seat (7) is a U-shaped plate structure. A second bearing (6) is installed on both sides of the support seat (7). The outer ring of the second bearing (6) is connected to the support seat (7). The inner ring of the second bearing (6) is installed with a second shaft (5). The second shaft (5) and the inner ring of the second bearing (6) are plugged and welded. A strip groove (12) is provided in the middle of the first guide plate (8) and the second guide plate (11). A guide block (13) is installed in the strip groove (12) of the first guide plate (8) and the second guide plate (11). The guide block (13) can slide along the strip groove (12). The upper part of the guide block (13) is connected to the support seat (7), the lower parts of the two guide blocks (13) are respectively connected to the forward nut (15) and the reverse nut (19), the inner side of the support plate (2) is installed with a third bearing (17), the outer ring of the third bearing (17) is connected to the support plate (2), the inner ring of the third bearing (17) is plugged with a reverse threaded rod (18), one end of the reverse threaded rod (18) is connected to the forward threaded rod (16), the central axis of the reverse threaded rod (18) is colinear with the central axis of the forward threaded rod (16), the forward threaded rod (16) is threadedly connected to the forward nut (15), the reverse threaded rod (18) is threadedly connected to the reverse nut (19), and one end of the forward threaded rod (16) is connected to the handle (14).

3. The semi-automatic bending machine according to claim 1, characterized in that: An L-shaped plate (10) is connected to both sides of the fixing seat (9), and the plane where the bottom surface of the fixing seat (9) is located is lower than the plane where the lower part of the L-shaped plate (10) is located.

4. The semi-automatic bending machine according to claim 1, characterized in that: A driving pressing device is installed on the inner side of the support plate (2), and the driving pressing device comprises a guide square rod (23) and a spring (21). One end of the spring (21) is connected to the support plate (2), and the other end of the spring (21) is connected to a rubber guide roller (20). The wheel frame of the rubber guide roller (20) is connected to the support plate (2). A rubber sleeve (24) is sleeved on the first shaft (4). The rubber guide roller (20) can cooperate with the rubber sleeve (24) to clamp the bent steel plate. Both ends of the guide square rod (23) are connected to the support plate (2). A guide square tube (22) is sleeved on the middle part of the guide square rod (23). The guide square tube (22) can slide on the guide square rod (23). The wheel frame of the rubber guide roller (20) is connected to the guide square tube (22).

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