Railway vehicle accessory numerical control bending machine capable of preventing pressing deviation
By introducing a lateral sliding adjustment and an automatic clamping and collecting mechanism into the bending machine, the problem of frequent clamping position adjustments required by traditional bending machines has been solved, achieving stable clamping and efficient processing, and improving the quality and safety of finished products.
Patent Information
- Application Number
- CN202423255082.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-28
- Publication Date
- 2026-01-09
- Estimated Expiration
- 2034-12-28
AI Technical Summary
Traditional bending machines require frequent adjustments to the clamping position during the bending process, resulting in unstable finished product dimensions. This is especially true for complex-shaped parts, where the clamping is unstable and prone to deviation.
A CNC bending machine was designed, comprising a lateral sliding adjustment mechanism, a movable clamping mechanism, a rotating clamping mechanism, and a rotating collecting mechanism. By adjusting the clamping range through sliding, the machine automatically clamps and collects bent parts, reducing manual adjustments.
It achieves stable clamping during bending, avoids changes in finished product dimensions, improves processing accuracy and safety, and reduces operational risks for workers.
Smart Images
Figure CN223775736U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of bending machine, specifically, relates to a rail vehicle accessory numerical control bending machine of anti -deflection. BACKGROUND
[0002] The rail vehicle accessory numerical control bending machine of anti -deflection is a numerical control bending machine specially used for rail vehicle accessory production, which has the function of preventing plate deflection during bending, can improve processing quality and efficiency, and is usually equipped with advanced numerical control system and high-precision detection feedback device, can realize accurate angle programming and full closed loop control, and ensure the positioning accuracy of rear stop material and sliding block.
[0003] The bending machine is generally taken manually during operation, and the accessory can be bent by being placed at the bending position. The conventional clamping structure generally determines the accessory to be clamped, places the accessory on the clamping structure for clamping, but the clamped accessory needs to be adjusted in position after bending, and cannot be clamped once until the end of bending, so the worker needs to adjust the position of the bent accessory and clamp it again each time, the clamped accessory structure needs to be adjusted or replaced, and when the accessory shape is complex, the clamping structure is not easy to clamp stably, which can cause the accessory to loosen and shift during bending, resulting in changes in the size of the final product. UTILITY MODEL CONTENTS
[0004] The utility model provides a rail vehicle accessory numerical control bending machine of anti -deflection, solves the problem of the bending machine in the related art that needs to adjust the clamped position after each bending, and the product size is not correct if clamping is unstable.
[0005] The technical scheme of the utility model is as follows:
[0006] A rail vehicle accessory numerical control bending machine of anti -deflection, comprising a base, an upper beam and a support frame, two bases are symmetrically installed, the upper beam is slidably connected to one side of the base near the top, and the support frame is fixedly connected to the bottom of the base, further comprising:
[0007] A support plate is fixedly connected to the top of the two bases and used for protection when the bending machine is running;
[0008] A horizontal sliding adjustment mechanism is arranged on the top of the base and can be adjusted to the same width as the accessory;
[0009] A movable clamping mechanism is arranged on the horizontal sliding adjustment mechanism and used for clamping the accessory to be bent;
[0010] Rotary clamping mechanism, the outer side wall of two said base is provided with said rotary clamping mechanism, for clamping has been bent accessories;
[0011] Rotary collection mechanism, the rotary collection mechanism is arranged between two said base, for the collection has been bent end accessories.
[0012] Preferably, the lateral sliding adjustment mechanism comprises:
[0013] Slide rail, the slide rail is fixedly connected to the support plate near one end of the upper beam;
[0014] Fixing hole, the inner bottom wall of the slide rail is provided with a plurality of fixing holes;
[0015] Fixed seat, two said fixed seat is slidingly connected in the slide rail;
[0016] Locking bolt, the inner bottom wall of each said fixed seat is threadedly connected with the locking bolt, and the locking bolt passes through the fixed seat and extends into the fixing hole.
[0017] Preferably, the movable clamping mechanism comprises:
[0018] Rotating shaft one, each said fixed seat is fixedly connected with the rotating shaft one away from one end of the slide rail;
[0019] Rotating rod one, the rotating rod one is rotatably connected to the rotating shaft one;
[0020] Rotating rod two, the rotating rod two is rotatably connected to one end of the rotating rod one away from the rotating shaft one, and the rotating rod two is fixedly connected with rotating shaft two away from one end of the rotating rod one;
[0021] Connecting block, the outer wall of both ends of the rotating shaft two is fixedly connected with the connecting block;
[0022] Cylinder clamping jaw, two said connecting block is installed with the cylinder clamping jaw away from one end of the rotating shaft two.
[0023] Preferably, the rotary clamping mechanism comprises:
[0024] Electric cylinder, the outer side wall of both ends of the base is installed with the electric cylinder;
[0025] Rotary electric clamping jaw, the output end of two said electric cylinder is fixedly connected with the rotary electric clamping jaw.
[0026] Preferably, the rotary collection mechanism comprises:
[0027] Rotary port, the outer side wall of two said base is provided with said rotary port;
[0028] a motor, which is installed on the outer side wall of one of the bases;
[0029] a third rotating shaft, which is fixedly connected to the output end of the motor and has the other end rotatably connected to the rotating port;
[0030] a collecting disc, which is fixedly connected to the outer wall of the third rotating shaft.
[0031] Further, the rotating rod one is provided with rotating ports at both ends, and the rotating rod two is provided with a sliding groove at the rotatable connection position of the rotating rod one.
[0032] Further, gaps are arranged between the two bases and the collecting disc.
[0033] Further, the collecting disc is fixedly connected with a baffle plate at one end facing the support frame.
[0034] Further, the two fixing holes are a group, and the locking bolt is threadedly connected in each fixing hole.
[0035] Further, the fixing hole is provided with a threaded hole matched with the locking bolt.
[0036] The working principle and beneficial effects of the utility model are as follows:
[0037] In the utility model, when the numerical control bending machine is used to bend the anti-pressing track vehicle accessory, first, the worker adjusts the horizontal sliding adjusting mechanism by observing the width of the accessory, and then places the accessory between the upper beam and the support frame after adjusting the horizontal sliding adjusting mechanism to be consistent with the width of the accessory. Subsequently, the accessory is clamped by the movable clamping mechanism, and the accessory can be clamped without being loosened at this time. At this time, the upper beam can be started to be lowered to bend the accessory. The worker pushes the bent accessory between the two bases. The rotating clamping mechanism is started to clamp the bent accessory, and the upper beam is continuously lowered to bend the accessory. The worker pushes the accessory once every time until the bending of the accessory is completed. The rotating clamping mechanism is closed, and the accessory falls into the rotating collecting mechanism for collection. Compared with the prior art, the accessory can be clamped by the clamping jaw, and the clamping range can be adjusted according to the width of the accessory to avoid the problem of unstable clamping of the clamping jaw. Moreover, the worker does not need to bend the accessory close to the worker, but only needs to push the accessory after bending, thereby reducing the risk of the worker being clamped. BRIEF DESCRIPTION OF DRAWINGS
[0038] The utility model will be further described in detail in combination with the drawings and specific embodiments.
[0039] Figure 1 It is a whole structure schematic view of the utility model;
[0040] Figure 2 It is a structure schematic view of the utility model base, support plate and slide rail cooperation;
[0041] Figure 3 It is a structure schematic view of the utility model Figure 2 It is a partial enlarged structure schematic view of A;
[0042] Figure 4 It is a structure schematic view of the utility model Figure 2 It is a partial enlarged structure schematic view of B;
[0043] Figure 5 It is a structure schematic view of the utility model base, motor and electric cylinder cooperation;
[0044] Figure 6 It is a structure schematic view of the utility model base, motor and rotating port cooperation.
[0045] In the figure: 1, base; 2, upper beam; 3, support frame; 4, support plate; 5, sliding groove; 6, gap; 7, baffle; 8, oil cylinder; 101, slide rail; 102, fixed hole; 103, fixed seat; 104, fastening bolt; 105, nut; 201, rotating shaft one; 202, rotating rod one; 203, rotating rod two; 204, rotating shaft two; 205, connecting block; 206, cylinder clamping jaw; 301, electric cylinder; 302, rotating electric clamping jaw; 401, rotating port; 402, motor; 403, rotating shaft three; 404, collection disc. DETAILED DESCRIPTION
[0046] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor are involved in the protection scope of the utility model.
[0047] For example, Figures 1 to 6As shown, the embodiment proposes a rail vehicle accessory anti-bias numerical control bending machine, which comprises a base 1, an upper beam 2 and a support frame 3, two bases 1 are symmetrically installed, the upper beam 2 is slidably connected to one side of the base 1 near the top, the support frame 3 is fixedly connected to the bottom of the base 1, and further comprises a support plate 4, a transverse sliding adjustment mechanism, a movable clamping mechanism, a rotating clamping mechanism and a rotating collecting mechanism, the top of the two bases 1 is fixedly connected with the support plate 4, which is used for protection when the bending machine is running, the transverse sliding adjustment mechanism is arranged on the top of the base 1, and the transverse sliding adjustment mechanism can be adjusted to the same width as the accessory; the movable clamping mechanism is arranged on the transverse sliding adjustment mechanism, which is used for clamping the accessory that needs to be bent, the outer side wall of the two bases 1 is provided with a rotating clamping mechanism, which is used for clamping the accessory that has been bent, the rotating collecting mechanism is arranged between the two bases 1, which is used for collecting the accessory that has been bent, and the gap 6 is arranged between the two bases 1 and the collecting disc 404, which is used to avoid friction between the collecting disc 404 and the base 1 during rotation, so as to avoid mechanical damage, and the top of the base 1 is provided with two oil cylinders 8, and the output end of the oil cylinder 8 is fixedly connected with the upper beam 2.
[0048] In the embodiment, the transverse sliding adjustment mechanism comprises a sliding rail 101, a fixed hole 102, a fixed seat 103 and a locking bolt, the sliding rail 101 is fixedly connected to one end of the support plate 4 near the upper beam 2, a plurality of fixed holes 102 are formed in the inner bottom wall of the sliding rail 101, two fixed seats 103 are slidably connected in the sliding rail 101, a locking bolt is threadedly connected to the inner bottom wall of each fixed seat 103, and the locking bolt extends into the fixed hole 102 through the fixed seat 103, the two fixed holes 102 form a group, a locking bolt is threadedly connected in each group of fixed holes 102, the fixed hole 102 has a threaded hole matched with the locking bolt, and the locking bolt comprises a fastening bolt 104 and a nut 105.
[0049] In the embodiment, the movable clamping mechanism comprises a rotating shaft one 201, a rotating rod one 202, a rotating rod two 203, a connecting block 205 and a cylinder clamping jaw 206, one end of each fixed seat 103 away from the sliding rail 101 is fixedly connected with the rotating shaft one 201, the rotating rod one 202 is rotatably connected to the rotating shaft one 201, the rotating rod two 203 is rotatably connected to one end of the rotating rod one 202 away from the rotating shaft one 201, and one end of the rotating rod two 203 away from the rotating rod one 202 is fixedly connected with the rotating shaft two 204, the connecting block 205 is fixedly connected to the outer wall of both ends of the rotating shaft two 204, the cylinder clamping jaw 206 is installed at one end of the two connecting blocks 205 away from the rotating shaft two 204, rotating openings are formed in both ends of the rotating rod one 202, and a sliding groove 5 is formed at the rotating connection between the rotating rod two 203 and the rotating rod one 202, so as to avoid mechanical collision between the rotating rod two 203 and the rotating rod one 202 during rotation.
[0050] In this embodiment, the rotating clamping mechanism includes an electric cylinder 301 and a rotating electric clamp 302, and the outer side wall of both ends of the base 1 is provided with the electric cylinder 301, and the output end of the two electric cylinders 301 is fixedly connected with the rotating electric clamp 302.
[0051] In this embodiment, the rotating collection mechanism includes a rotating port 401, a motor 402, a rotating shaft three 403 and a collection disc 404, the outer side wall of the two bases 1 is provided with the rotating port 401, the motor 402 is installed on the outer side wall of one of the bases 1, the output end of the motor 402 is fixedly connected with the rotating shaft three 403, and the other end of the rotating shaft three 403 is rotatably connected at the rotating port 401, and the collection disc 404 is fixedly connected on the outer wall of the rotating shaft three 403. The end of the collection disc 404 facing the support frame 3 is fixedly connected with the baffle 7. In order to avoid the accessories from falling and colliding with the support frame 3, mechanical interference is avoided.
[0052] In summary, the working principle of the anti-pressure deviation rail vehicle accessory numerical control bending machine is as follows: when the numerical control bending machine is used to bend the anti-pressure deviation rail vehicle accessories, first, the worker observes the width of the accessories to be bent, then loosens the nut 105 on the fixed seat 103, lifts the fastening bolt 104 out of the fixed hole 102, moves the two fixed seats 103 on the slide rail 101, slides to the same width as the accessories, reinserts the fastening bolt 104 into the fixed hole 102, and tightens the nut 105 on the fastening bolt 104, then the worker places the accessories on the support frame 3, at this time the accessories are located between the upper beam 2 and the support frame 3, the cylinder clamp 206 is started to clamp the end of the accessories not located between the upper beam 2 and the support frame 3, then the oil cylinder 8 is started, the oil cylinder 8 pushes the upper beam 2 to press down and bend the accessories, after bending, the worker pushes the accessories to move between the two bases 1, when the bent accessories move between the two bases 1, the electric cylinder 301 is started, the rotating electric clamps 302 on both sides clamp the two ends of the accessories, at this time the accessories clamped by the cylinder clamp 206 will move, and in order to avoid mechanical collision, the rotating rod one 202 and the rotating rod two 203 connected with the cylinder clamp 206 will also move, and the bending continues. After the second bending, the rotating electric clamps 302 will rotate to move the accessories between the two bases 1, after moving, the bending continues, after the complete bending is finished, the rotating electric clamps 302 can be loosened, the electric cylinder 301 is retracted, the cylinder clamp 206 is loosened, and the bent accessories fall into the collection disc 404. In order to avoid interference of the accessories in the collection disc 404 with the next accessories, the motor 402 is started to drive the collection disc 404 to rotate away from the support frame 3, the accessories can be dropped to the outside for collection, and the next accessories can be operated for bending.
[0053] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A rail vehicle accessory CNC bending machine capable of preventing eccentricity, comprising a base (1), an upper beam (2) and a support frame (3), two said bases (1) are symmetrically installed, the upper beam (2) is slidingly connected to one side of the base (1) near the top, and the support frame (3) is fixedly connected to the bottom of the base (1), characterized in that, Also include: Supporting plate (4), the top of two said base (1) is fixedly connected with the supporting plate (4), for preventing the folding machine when running; Lateral sliding adjustment mechanism, the lateral sliding adjustment mechanism is arranged on the top of the base (1), the lateral sliding adjustment mechanism can be adjusted to the same width as the accessory; Movable clamping mechanism, the movable clamping mechanism is arranged on the lateral sliding adjustment mechanism, for clamping the accessory that needs to be bent; Rotary clamping mechanism, the outer side wall of two said base (1) is provided with the rotary clamping mechanism, for clamping the accessory that has been bent well; Rotary collection mechanism, the rotary collection mechanism is arranged between two said base (1), for collecting the accessory that has been bent.
2. The anti-creep rail vehicle component CNC bending machine of claim 1, wherein, The lateral sliding adjustment mechanism includes: Slide rail (101), the slide rail (101) is fixedly connected on the end of the supporting plate (4) close to the upper beam (2); Fixed hole (102), a plurality of fixed holes (102) are formed on the inner bottom wall of the slide rail (101); Fixed seat (103), two said fixed seats (103) are slidably connected in the slide rail (101); Locking bolt, the inner bottom wall of each said fixed seat (103) is threadedly connected with the locking bolt, and the locking bolt extends into the fixed hole (102) through the fixed seat (103).
3. A rail vehicle accessory CNC press brake that prevents the press brake from being deflected according to claim 2, wherein The movable clamping mechanism includes: Rotary shaft one (201), each said fixed seat (103) is fixedly connected with the rotary shaft one (201) on the end away from the slide rail (101); Rotary lever one (202), the rotary lever one (202) is rotatably connected on the rotary shaft one (201); Rotary lever two (203), the rotary lever two (203) is rotatably connected on the end of the rotary lever one (202) away from the rotary shaft one (201), and the rotary lever two (203) is fixedly connected with rotary shaft two (204) on the end away from the rotary lever one (202); Connecting block (205), the outer wall of both ends of the rotary shaft two (204) is fixedly connected with the connecting block (205); Cylinder clamping jaw (206), two said connecting blocks (205) are installed with the cylinder clamping jaw (206) on the end away from the rotary shaft two (204).
4. The anti-creep rail vehicle component CNC bending machine of claim 3, wherein, The rotary clamping mechanism includes: Electric cylinder (301), the outer side wall of both ends of the base (1) is installed with the electric cylinder (301); Rotary electric clamping jaw (302), the output end of two said electric cylinders (301) is fixedly connected with the rotary electric clamping jaw (302).
5. A rail vehicle accessory CNC press brake according to claim 4, wherein, The rotary collection mechanism includes: Rotary port (401), the outer side wall of two said base (1) is provided with the rotary port (401); Motor (402), the motor (402) is installed on the outer side wall of one of said base (1); Rotary shaft three (403), the output end of the motor (402) is fixedly connected with the rotary shaft three (403), and the other end of the rotary shaft three (403) is rotatably connected at the rotary port (401); A collecting disc (404) is fixedly connected to the outer wall of the rotating shaft three (403).
6. A rail vehicle accessory CNC press brake that prevents the press brake from being deflected according to claim 5, wherein Both ends of the rotating rod one (202) are provided with rotating openings, and the rotating rod two (203) is provided with a sliding groove (5) at the rotating connection position of the rotating rod one (202).
7. A rail vehicle accessory CNC press brake according to claim 6, wherein, A gap (6) is arranged between the two bases (1) and the collecting disc (404).
8. A rail vehicle accessory CNC press brake according to claim 7, wherein, One end of the collecting disc (404) fixedly connected with the support frame (3) is fixedly connected with a baffle (7).
9. A rail vehicle accessory CNC press brake according to claim 8, wherein, The two fixing holes (102) form a group, and the locking bolt is threadedly connected in each group of fixing holes (102).
10. A rail vehicle accessory CNC press brake according to claim 9, wherein, The fixing hole (102) has a threaded hole matched with the locking bolt.