CN213701422U - Elbow pipe bending device with punching function for handrail pipe - Google Patents

Abstract

The utility model discloses a handrail tube bending device with punching function, which comprises a frame, wherein a fixed frame is arranged on the frame; a positioning block is arranged at the bottom end of the fixing frame, a plurality of first placing grooves are formed in the positioning block, and a downward first air cylinder is arranged at the top of the fixing frame; the first cylinder is connected with a pressing block, and the pressing block is provided with a plurality of second placing grooves which are opposite to the first placing grooves; a rotating shaft is arranged on one side of the fixed frame, a bent pipe lower die and a rotating frame are sleeved on the rotating shaft, and the rotating frame is positioned between the bent pipe lower die and the rack; the top of the rotating frame is provided with a second cylinder facing downwards, the second cylinder is connected with a connecting block, the connecting block is connected with an upper bending pipe die, and the upper bending pipe die is provided with a plurality of third placing grooves; the elbow lower die is provided with a plurality of four placing grooves which are arranged opposite to the three placing grooves, and each four placing groove is provided with a punching die. The utility model discloses not only can improve production efficiency, still have easy and simple to handle, the wide and effectual advantage of return bend of processing range.

Description

Elbow pipe bending device with punching function for handrail pipe

Technical Field

The utility model relates to a handrail tube swan neck system, especially a handrail tube swan neck system with function of punching.

Background

The leisure table and chair is generally formed by combining different pipe fittings and cloth, wherein the handrail pipes need to be bent and punched because the mounting positions of the handrail pipes and the models of the corresponding leisure table and chair are different; the conventional handrail tube is generally bent by a tube bending machine, and then the bent handrail tube is punched by a punching machine, so that the production efficiency of the handrail tube is low; moreover, the handrail tube needs to be positioned and clamped again during punching, and the operation is complex. Therefore, the problems of low production efficiency and complex operation exist in the existing handrail tube processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handrail tube swan neck system with function of punching. The utility model discloses not only can improve production efficiency, still have easy and simple to handle's advantage.

The technical scheme of the utility model: the handrail tube bending device with the punching function comprises a rack, wherein a fixed frame is arranged on the rack; a positioning block is arranged at the bottom end of the fixing frame, a plurality of first placing grooves are formed in the positioning block, and a downward first air cylinder is arranged at the top of the fixing frame; the first cylinder is connected with a pressing block, and the pressing block is provided with a plurality of second placing grooves which are opposite to the first placing grooves; a rotating shaft is arranged on one side of the fixed frame, a bent pipe lower die and a rotating frame are sleeved on the rotating shaft, and the rotating frame is positioned between the bent pipe lower die and the rack; the top of the rotating frame is provided with a second cylinder facing downwards, the second cylinder is connected with a connecting block, the connecting block is connected with an upper bending pipe die, and the upper bending pipe die is provided with a plurality of third placing grooves; the elbow lower die is provided with a plurality of four placing grooves which are arranged opposite to the three placing grooves, and each four placing groove is provided with a punching die.

In the aforementioned handrail tube bending device with punching function, No. two cylinder both sides all are provided with the fixed plate with No. two cylinder fixed connection, every fixed plate all with frame sliding connection.

In the handrail tube bending device with the punching function, the rotating frame is provided with the notch, and the notch is connected with the connecting block in a sliding manner.

In the aforementioned handrail tube bending device with punching function, the connecting block bottom is equipped with the open slot, and mould top is provided with the connecting portion that is "worker" style of calligraphy on the return bend, connecting portion and open slot sliding connection.

In the elbow pipe bending device for the handrail pipe with the punching function, the fixing frame is connected with the L-shaped positioning plate in a sliding manner.

In the handrail tube bending device with the punching function, the frame is provided with the limiting block, and the position of the rotating frame relative to the limiting block is provided with the convex block.

Compared with the prior art, the utility model has the advantages that the rotary frame, the second cylinder, the connecting block and the upper bending die are arranged, the plurality of third placing grooves are arranged on the upper bending die and matched with the plurality of fourth placing grooves on the lower bending die, so that the plurality of handrail tubes can be bent at one time, and the pipe bending efficiency is improved; and, set up the punching die on every four standing grooves, can push down on the return bend mould and carry out the return bend, extrude the handrail pipe and punch the operation to the punching die to can realize punching to the handrail pipe in the return bend, realize the synchronous completion of return bend and punching, can save the relocation and the clamp tightly when punching alone in addition, not only improve production efficiency, still make handrail pipe processing operation more simple and convenient. In addition, the utility model also has the advantages that the upper bending die can be adjusted through the sliding connection of the open slot on the connecting block and the connecting part on the upper bending die, so that the bending part of the handrail tube can be adjusted, the handrail tubes with different bending lengths can be bent, and the processing range is enlarged; the notch on the rotating frame is in sliding connection with the connecting block, so that when the second cylinder pushes the connecting block, the connecting block moves stably, the upper die of the bent pipe moves stably, the third placing groove and the fourth placing groove are matched and stabilized, the bent pipe deformation caused by the matching and dislocation of the third placing groove and the fourth placing groove is avoided, and the bent pipe effect is improved; the positioning plate is connected with the fixing frame in a sliding mode and can move transversely, so that the handrail tubes with different lengths can be positioned, and the machining range is further enlarged; through setting up the stopper in the frame, the lug on the cooperation swivel mount is spacing to the swivel mount, and the position after making the swivel mount reset is unchangeable to ensure that the position of mould on the bending is unchangeable, avoided the return bend to go up the mould position change and cause the unusual problem of bending angle, further improved the return bend effect. Therefore, the utility model discloses not only can improve production efficiency, still have easy and simple to handle, the wide and effectual advantage of return bend of processing range.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a right side view of the present invention;

FIG. 3 is a schematic view of the structure at the mount;

fig. 4 is a schematic view of the top of the turret.

The labels in the figures are: 1-frame, 2-fixing frame, 3-positioning block, 4-first placing groove, 5-first air cylinder, 6-pressing block, 7-second placing groove, 8-rotating shaft, 9-bending lower die, 10-rotating frame, 100-notch, 11-second air cylinder, 12-connecting block, 120-open slot, 13-bending upper die, 130-connecting part, 14-third placing groove, 15-fourth placing groove, 16-punching die, 17-fixing plate, 18-positioning plate, 19-limiting block and 20-lug.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. The handrail tube bending device with the punching function is shown in figures 1 to 4 and comprises a frame 1, wherein a fixed frame 2 is arranged on the frame 1; a positioning block 3 is arranged at the bottom end of the fixing frame 2, a plurality of first placing grooves 4 are formed in the positioning block 3, and a first cylinder 5 facing downwards is arranged at the top of the fixing frame 2; a pressing block 6 is connected to the first air cylinder 5, and a plurality of second placing grooves 7 which are opposite to the first placing grooves 4 are formed in the pressing block 6; a rotating shaft 8 is arranged on one side of the fixed frame 2, a bent pipe lower die 9 and a rotating frame 10 are sleeved on the rotating shaft 8, and the rotating frame 10 is positioned between the bent pipe lower die 9 and the rack 1; the top of the rotating frame 10 is provided with a second cylinder 11 facing downwards, the second cylinder 11 is connected with a connecting block 12, the connecting block 12 is connected with an upper bent pipe die 13, and the upper bent pipe die 13 is provided with a plurality of third placing grooves 14; the elbow lower die 9 is provided with a plurality of fourth placing grooves 15 which are opposite to the third placing groove 14, and each fourth placing groove 15 is provided with a punching die 16.

The two sides of the second cylinder 11 are respectively provided with a fixed plate 17 fixedly connected with the second cylinder 11, and each fixed plate 17 is connected with the rack 1 in a sliding manner; the rotating frame 10 is provided with a notch 100, and the notch 100 is connected with the connecting block 12 in a sliding manner; an open groove 120 is formed at the bottom end of the connecting block 12, an I-shaped connecting part 130 is arranged at the top end of the upper bending pipe die 13, and the connecting part 130 is connected with the open groove 120 in a sliding manner; the fixed frame 2 is connected with an L-shaped positioning plate 18 in a sliding way; a limiting block 19 is arranged on the rack 1, and a convex block 20 is arranged on the position, opposite to the limiting block 19, of the rotating frame 10.

The working principle is as follows: when in use, a plurality of handrail tubes are placed on the first placing groove 4 of the positioning block 3 and the third placing groove 14 of the bent tube lower die 9 (the first placing groove 4 and the third placing groove 14 are in one-to-one correspondence), and the end parts of the handrail tubes are attached to the positioning plate 18; the positioning plate 18 is connected with the fixing frame 2 in a sliding way, and the positioning plate 18 can move transversely, so that the handrail tubes with different lengths can be positioned, and the processing range is enlarged; the first air cylinder 5 is started, the first air cylinder 5 pushes the pressing block 6 to move downwards, and the second placing groove 7 on the pressing block 6 is matched with the first placing groove 4 on the positioning block 3 to tightly press the handrail tube; the second cylinder 11 is started, the second cylinder 11 pushes the connecting block 12 to move downwards, and the connecting block 12 drives the upper pipe bending die 13 to move downwards, so that the third placing groove 14 on the upper pipe bending die 13 is matched with the fourth placing groove 15 on the lower pipe bending die 9; when the upper pipe bending die 13 moves downwards, the connecting block 12 is in sliding connection with the notch 100 on the rack 1, so that when the second cylinder 11 pushes the connecting block 12, the connecting block 12 moves stably, the upper pipe bending die 13 moves stably, the third placing groove 14 and the fourth placing groove 15 are matched and stabilized, the deformation of a bent pipe caused by the matching and dislocation of the upper pipe bending die and the upper pipe bending die is avoided, and the pipe bending effect is improved; the open slot 120 on the connecting block 12 is connected with the connecting part 130 of the upper elbow pipe mould 13 in a sliding way, so that the upper elbow pipe mould 13 can be adjusted, the bent part of the handrail pipe can be adjusted, the handrail pipes with different bending lengths can be bent, and the processing range is enlarged; the rotating frame 10 rotates anticlockwise, the rotating frame 10 rotates to drive the upper bending pipe die 13 to rotate, and the third placing groove 14 on the upper bending pipe die 13 is matched with the fourth placing groove 15 on the lower bending pipe die 9 to bend the handrail pipe; when the handrail is bent, the upper bending die 13 rotates to extrude the handrail to the punching die 16, and the punching die 16 performs punching operation on the handrail, so that the handrail can be punched while the handrail is bent, synchronous completion of bending and punching is realized, relocation and clamping during independent punching can be omitted, production efficiency is improved, and the handrail processing operation is simpler and more convenient; after the pipe bending is completed, the rotating frame 10 resets, the bump 20 on the rotating frame 10 is attached to the limiting block 19 on the rack 1, the rotating frame 10 is limited, the position of the rotating frame 10 after resetting is unchanged, the problem that the bending angle is abnormal due to the position change of the upper die 13 of the pipe bending is avoided, and the pipe bending effect is further improved.

Claims (6)

1. Handrail pipe bending device with punching function, its characterized in that: comprises a frame (1), wherein a fixed frame (2) is arranged on the frame (1); a positioning block (3) is arranged at the bottom end of the fixing frame (2), a plurality of first placing grooves (4) are formed in the positioning block (3), and a first cylinder (5) facing downwards is arranged at the top of the fixing frame (2); a pressing block (6) is connected to the first air cylinder (5), and a plurality of second placing grooves (7) which are opposite to the first placing grooves (4) are formed in the pressing block (6); a rotating shaft (8) is arranged on one side of the fixed frame (2), a bent pipe lower die (9) and a rotating frame (10) are sleeved on the rotating shaft (8), and the rotating frame (10) is positioned between the bent pipe lower die (9) and the rack (1); a second cylinder (11) facing downwards is arranged at the top of the rotating frame (10), a connecting block (12) is connected to the second cylinder (11), an upper bent pipe die (13) is connected to the connecting block (12), and a plurality of third placing grooves (14) are formed in the upper bent pipe die (13); the elbow lower die (9) is provided with a plurality of four placing grooves (15) which are opposite to the three placing grooves (14), and each four placing groove (15) is provided with a punching die (16).

2. The elbow device for handrail tube with punching function according to claim 1, wherein: no. two cylinder (11) both sides all are provided with fixed plate (17) with No. two cylinder (11) fixed connection, every fixed plate (17) all with frame (1) sliding connection.

3. The elbow device for handrail tube with punching function according to claim 1, wherein: a notch (100) is formed in the rotating frame (10), and the notch (100) is connected with the connecting block (12) in a sliding mode.

4. The elbow device for handrail tube with punching function according to claim 1, wherein: an open groove (120) is formed in the bottom end of the connecting block (12), an I-shaped connecting portion (130) is arranged at the top end of the elbow upper die (13), and the connecting portion (130) is connected with the open groove (120) in a sliding mode.

5. The elbow device for handrail tube with punching function according to claim 1, wherein: the fixing frame (2) is connected with an L-shaped positioning plate (18) in a sliding way.

6. The elbow device for handrail tube with punching function according to any one of claims 1 to 5, wherein: a limiting block (19) is arranged on the rack (1), and a convex block (20) is arranged on the position, opposite to the limiting block (19), of the rotating frame (10).

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