CN219425346U - Hydraulic hard tube bending machine - Google Patents

Abstract

The utility model provides a hydraulic hard tube bending machine, comprising: a workbench; two fixed columns are respectively fixedly installed on both sides of the top of the workbench, a connecting column is fixedly installed in the middle of the outer surface of the fixed column, and the outer surface of the connecting column There is a placement groove in the middle, a limit rod is fixedly installed on one side of the placement groove, and a threaded cavity is arranged on one side of the connecting column. The utility model provides a hydraulic hard tube bending machine. The limit device is driven to move in the placement groove through the screw thread meshing thread chamber of the rotation adjustment device, so that the limit device clamps the hard pipe inside the placement groove, so that the hard pipe is restricted. The device has simple structure and strong practicability. The position of the limit device inside the placement groove can be adjusted according to the diameter of the hard pipe, so that the hard pipe is restricted inside the placement groove, preventing the hard pipe from moving or collapsing when it is bent, and improving It ensures the safety of operation and the precision of bending.

Description

A hydraulic hard tube bending machine

technical field

The utility model relates to the field of bending machines, in particular to a hydraulic hard tube bending machine.

Background technique

Hydraulic hard pipes are hydraulic steel pipes. Hydraulic steel pipes are basically divided into fluid pipes and oil steel tubes used in hydraulic systems, also known as honing pipes. Cold-drawn or cold-rolled precision seamless steel pipes also include hydraulic steel pipes. Hydraulic hard pipes In the process of pipe processing, hard pipe bending machines will be used.

Hard tube bending machine is a machine that can bend hard tubes. In the production process of hydraulic hard tubes, according to social needs, hard tube bending machines are often used to bend hydraulic hard tubes.

When bending the hard tube, after the hard tube is placed on the support position of the bending machine, the hydraulic cylinder is used to push the bending block to extrude the hard tube, such as a hydraulic hard tube bending machine whose publication number is CN213134604U. The hard tube is dragged and dropped by the wheel, but the diameter of the hard tube is different, and the hard tube is placed on the placement wheel. There is no limit structure on the placement wheel, and the hard tube is easy to move, resulting in bending position error or hard tube collapse when the hard tube is bent.

Therefore, it is necessary to provide a hydraulic hard tube bending machine to solve the above technical problems.

Utility model content

The utility model provides a hydraulic hard tube bending machine, which solves the problem that the diameter of the hard tube is different, and the hard tube is placed on the placement wheel. There is no limit structure on the placement wheel, and the hard tube is easy to move, resulting in bending when the hard tube is bent. The problem of position error or hard tube collapse.

In order to solve the above technical problems, the utility model provides a hydraulic hard tube bending machine, including: a workbench;

The two fixed columns are respectively fixedly installed on both sides of the top of the workbench, the middle of the outer surface of the fixed column is fixedly installed with a connecting column, and a placement groove is opened in the middle of the outer surface of the connecting column. One side inside the placement groove is fixedly installed with a limit rod, and one side inside the connecting column is provided with a threaded cavity;

an adjustment device, the adjustment device is threadedly engaged in the interior of the threaded cavity;

A limiting device, the limiting device is sheathed on one side of the outer surface of the adjusting device.

Preferably, the adjusting device includes a threaded rod, one end of the threaded rod is fixedly mounted with an adjusting block, and the other end of the threaded rod is fixedly mounted with a limiting block.

Preferably, the limiting device includes a limiting plate, one side of the limiting plate is provided with a sliding hole, the other side of the limiting plate is provided with a setting hole, and the other side of the setting hole is provided with a limited bit cavity.

Preferably, a mounting block is fixedly installed on one side of the top of the workbench, a telescopic cylinder is fixedly mounted on one side of the mounting block, and a bending device is fixedly connected to the output shaft of the telescopic cylinder, and the bending device A slide block is fixedly installed at the bottom, a chute is provided in the middle of the top of the workbench, and a slide bar is fixedly installed inside the chute.

Preferably, the bending device includes a bending block, and a bending groove is opened in the middle of one side of the bending block.

Preferably, the bottom of one side of the connecting column is provided with a first limiting hole, and one side of the limiting plate is provided with a second limiting hole, and the gap between the first limiting hole and the second limiting hole is There are limiting devices.

Preferably, the restricting device includes a restricting plate, and restricting blocks are fixedly installed on both sides of the restricting plate.

Compared with related technologies, a hydraulic hard tube bending machine provided by the utility model has the following beneficial effects:

The utility model provides a hydraulic hard tube bending machine. The limit device is driven to move in the placement groove through the screw thread meshing thread chamber of the rotation adjustment device, so that the limit device clamps the hard pipe inside the placement groove, so that the hard pipe is restricted. The device has simple structure and strong practicability. The position of the limit device inside the placement groove can be adjusted according to the diameter of the hard pipe, so that the hard pipe is restricted inside the placement groove, preventing the hard pipe from moving or collapsing when it is bent, and improving It ensures the safety of operation and the precision of bending.

Description of drawings

Fig. 1 is a structural schematic diagram of the first embodiment of a hydraulic hard tube bending machine provided by the utility model;

Fig. 2 is a side view of the workbench shown in Fig. 1;

Fig. 3 is a schematic cross-sectional view of the connecting column shown in Fig. 1;

Fig. 4 is an enlarged schematic diagram of place A shown in Fig. 3;

Fig. 5 is a schematic structural view of a second embodiment of a hydraulic hard tube bending machine provided by the present invention.

Symbols in the figure: 1, workbench, 2, fixed column, 3, connecting column, 4, placement groove, 5, limit rod, 6, adjustment device, 61, threaded rod, 62, adjustment block, 63, limit block , 7, limiting device, 71, limiting plate, 72, sliding hole, 73, setting hole, 74, limiting cavity, 8, mounting block, 9, telescopic cylinder, 10, bending device, 101, bending block , 102, bending groove, 11, chute, 12, slide bar, 13, slider, 14, first limit hole, 15, second limit hole, 16, limit device, 161, limit plate, 162, Restriction block, 17, thread cavity.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4 in combination, wherein Fig. 1 is a structural schematic diagram of the first embodiment of a hydraulic hard tube bending machine provided by the utility model; Fig. 2 is the work shown in Fig. 1 table side view;

FIG. 3 is a schematic cross-sectional view of the connecting column shown in FIG. 1 ; FIG. 4 is an enlarged schematic view of point A shown in FIG. 3 . A hydraulic hard tube bending machine, comprising: a workbench 1;

Fixed column 2, two described fixed columns 2 are respectively fixedly installed on both sides of the top of the workbench 1, the middle of the outer surface of the fixed column 2 is fixedly installed with a connecting column 3, and the middle of the outer surface of the connecting column 3 A placement groove 4 is provided, and a limit rod 5 is fixedly installed on one side inside the placement groove 4, and a threaded cavity 17 is provided on one side inside the connecting column 3;

An adjustment device 6, the adjustment device 6 is threadedly engaged in the interior of the threaded cavity 17;

The limiting device 7 is sleeved on one side of the outer surface of the adjusting device 6 .

The two fixing columns 2 are respectively fixed on the front and rear sides of the top of the workbench 1, and the user places the hard pipe on the left side in the placement groove 4 of the two connecting columns 3 for easy bending.

The top and the bottom of the limiting rod 5 are respectively fixed on the top and the bottom of the right side of the placement groove 4 cavity.

The threaded cavity 17 is arranged on the left side of the top of the connecting column 3 and extends into the placement groove 4 at the bottom. The threaded rod 61 is threadedly engaged with the threaded cavity 17 to move up and down.

The adjusting device 6 includes a threaded rod 61 , an adjusting block 62 is fixedly mounted on one end of the threaded rod 61 , and a limiting block 63 is fixedly mounted on the other end of the threaded rod 61 .

The bottom end of the threaded rod 61 passes through the setting hole 73 and connects to the limiting block 63 inside the limiting cavity 74 .

The limiting device 7 includes a limiting plate 71, one side of the limiting plate 71 is provided with a sliding hole 72, the other side of the limiting plate 71 is provided with a setting hole 73, and the other side of the setting hole 73 One side is provided with a limiting cavity 74 .

The limiting plate 71 is sleeved on the outer surface of the connecting column 3 , and the limiting plate 71 is sleeved on the outer surface of the limiting rod 5 through the sliding hole 72 .

One side of the top of the workbench 1 is fixedly installed with a mounting block 8, and one side of the mounting block 8 is fixedly mounted with a telescopic cylinder 9, and the output shaft of the telescopic cylinder 9 is fixedly connected with a bending device 10. A sliding block 13 is fixedly mounted on the bottom of the folding device 10 , a chute 11 is provided in the middle of the top of the workbench 1 , and a sliding bar 12 is fixedly mounted inside the chute 11 .

The external power supply controls the output shaft of the telescopic cylinder 9 to move to the right, pushing the bending block 101 to move to the right, so that the bending groove 102 bends the hard tube to the right.

The bending device 10 includes a bending block 101 , and a bending groove 102 is opened in the middle of one side of the bending block 101 .

The working principle of a hydraulic hard tube bending machine provided by the utility model is as follows:

When working, firstly, the user places the two sides of the hard pipe respectively in the placement grooves 4 of the two connecting columns 3, and the user rotates the adjusting block 62 to drive the threaded rod 61 to rotate, and the threaded rod 61 rotates to engage the threaded cavity 17 to move, limiting The positioning block 63 drives the limiting plate 71 to slide along the limiting rod 5 , so that the limiting plate 71 limits the hard tube to the inside of the placing groove 4 .

Compared with related technologies, a hydraulic hard tube bending machine provided by the utility model has the following beneficial effects:

The utility model provides a hydraulic hard tube bending machine. By rotating the adjustment device 6 and engaging the threaded cavity 17, the limit device 7 is driven to move in the placement groove 4, so that the limit device 7 clamps the hard pipe inside the placement groove 4, The hard tube is restricted, the device has a simple structure and strong practicability, and the position of the stop device 7 inside the placement groove 4 can be adjusted according to the diameter of the hard pipe, so that the hard pipe is restricted inside the placement groove 4, preventing the hard pipe from being It moves or collapses during bending, which improves the safety of operation and the accuracy of bending.

second embodiment

Please refer to FIG. 5 , based on the hydraulic hard tube bending machine provided in the first embodiment of the present application, the second embodiment of the present application proposes another hydraulic hard tube bending machine. The second embodiment is only a preferred mode of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

Specifically, the difference between the hydraulic hard tube bending machine provided by the second embodiment of the present application is that, for a hydraulic hard tube bending machine, the bottom of one side of the connecting column 3 is provided with a first stop One side of the hole 14 and the limiting plate 71 is provided with a second limiting hole 15 , and a limiting device 16 is arranged between the first limiting hole 14 and the second limiting hole 15 .

The first limiting hole 14 is opened in the middle of the right side of the connecting column 3 , and the second limiting hole 15 is opened in the middle of the right side of the limiting plate 71 .

The limiting device 16 includes a limiting plate 161 , and limiting blocks 162 are fixedly installed on both sides of the limiting plate 161 .

The limiting block 162 is compatible with the first limiting hole 14 and the second limiting hole 15, and there are multiple limiting devices 16 with different sizes, so that when the user adjusts the position of the limiting device 7 in the placement groove 4, it can The limiting device 7 is restricted by using a suitable restricting device 16 .

The working principle of a hydraulic hard tube bending machine provided by the utility model is as follows:

When working, the user first takes the limiting device 16 that matches the distance between the limiting plate 71 and the connecting column 3, and inserts the two limiting blocks 162 into the first limiting hole 14 and the second limiting hole respectively. 15, making it difficult for the adjusting device 6 to adjust the position of the limiting device 7, thereby maintaining the restriction of the hard pipe by the limiting device 7.

Compared with related technologies, a hydraulic hard tube bending machine provided by the utility model has the following beneficial effects:

The utility model provides a hydraulic hard tube bending machine. The limiting device 16 clamps the limiting plate 71 and the connecting column 3, so that the adjusted position limiting device 7 is restricted, thereby better restricting the hard tube and maintaining The adjusting device 6 is not easy to loosen during bending, which improves the bending effect.

The above descriptions are only examples of the utility model, and are not intended to limit the patent scope of the utility model. Any equivalent structure or equivalent process transformation made by using the utility model specification and accompanying drawings may be directly or indirectly used in other applications. Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (7)

1. A hydraulic hard tube bender, comprising: a work table;

the fixing columns are respectively and fixedly arranged on two sides of the top of the workbench, a connecting column is fixedly arranged in the middle of the outer surface of the fixing column, a placing groove is formed in the middle of the outer surface of the connecting column, a limit rod is fixedly arranged on one side of the inside of the placing groove, and a thread cavity is formed in one side of the inside of the connecting column;

the adjusting device is in threaded engagement with the inside of the threaded cavity;

and the limiting device is sleeved on one side of the outer surface of the adjusting device.

2. The hydraulic hard tube bending machine according to claim 1, wherein the adjusting device comprises a threaded rod, an adjusting block is fixedly arranged at one end of the threaded rod, and a limiting block is fixedly arranged at the other end of the threaded rod.

3. The hydraulic hard tube bending machine according to claim 1, wherein the limiting device comprises a limiting plate, a sliding hole is formed in one side of the inside of the limiting plate, a setting hole is formed in the other side of the limiting plate, and a limiting cavity is formed in the other side of the setting hole.

4. The hydraulic hard tube bending machine according to claim 1, wherein a mounting block is fixedly mounted on one side of the top of the workbench, a telescopic cylinder is fixedly mounted on one side of the mounting block, an output shaft of the telescopic cylinder is fixedly connected with a bending device, a sliding block is fixedly mounted at the bottom of the bending device, a sliding groove is formed in the middle of the top of the workbench, and a sliding rod is fixedly mounted in the sliding groove.

5. The hydraulic hard tube bending machine according to claim 4, wherein the bending device comprises bending blocks, and bending grooves are formed in the middle of one sides of the bending blocks.

6. The hydraulic hard tube bending machine according to claim 1, wherein a first limiting hole is formed in the bottom of one side of the connecting column, a second limiting hole is formed in one side of the limiting plate, and a limiting device is arranged between the first limiting hole and the second limiting hole.

7. A hydraulic hard tube bender according to claim 6, wherein the limiting means comprises limiting plates, both sides of which are fixedly fitted with limiting blocks.