Clamping device for metal pipe fitting machining

Abstract

The utility model discloses a clamping device for metal pipe fitting machining, which relates to the technical field of metal pipe fitting machining and comprises a pair of movable discs, sliding grooves are formed in the movable discs, fixed discs are rotationally arranged in the sliding grooves, a plurality of sliding grooves are formed in the movable discs, round rods are arranged in the sliding grooves in a sliding mode, springs are fixedly arranged in the sliding grooves, and the round rods are connected with the springs. The multiple springs are fixedly connected with the multiple round rods correspondingly, multiple adjusting grooves are formed in the movable disc, the multiple round rods are clamped in the multiple adjusting grooves correspondingly, and clamping blocks are arranged at the ends of the round rods correspondingly. The first motor drives the screw rod to rotate, the screw rod drives the movable block to move upwards, the movable block drives the movable disc to rotate through the fixed block, the movable disc drives the adjusting groove to rotate, the adjusting groove drives the round rod to move into the fixed disc, the fixed disc drives the clamping blocks to clamp the metal pipe fitting, and the multiple clamping blocks clamp the metal pipe fitting at the same time. The clamping area of the metal pipe fitting is large, and the situation of sliding displacement cannot occur in the machining process.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal pipe fitting processing field especially, relates to a clamping device for metal pipe fitting processing. BACKGROUND

[0002] Metal pipe fittings are components used for direct connection, turning, branching, reducing, and as end parts in piping systems. According to the material, metal pipe fittings can be divided into various types, such as stainless steel pipe fittings, cast steel pipe fittings, cast iron pipe fittings, alloy pipe fittings, etc. Among them, stainless steel pipe fittings are widely used in petroleum, chemical industry, medical treatment, food, aerospace, etc. due to their excellent corrosion resistance, high temperature resistance, and high strength.

[0003] When metal pipe fittings are processed, the metal pipe fittings need to be clamped and fixed. The traditional clamping device mostly adopts a two-point clamping method, which makes the clamped area of the metal pipe fittings smaller and the clamping effect worse. In the processing process, the device is prone to sliding displacement, and the practicability of the device is low. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem of the prior art that the metal pipe fittings are prone to sliding displacement in the processing process, and provides a clamping device for metal pipe fitting processing.

[0005] In order to solve the problem of the prior art, the utility model adopts the following technical scheme:

[0006] A clamping device for metal pipe fitting processing, comprising a pair of movable discs, a sliding groove is formed in each movable disc, a fixed disc is rotatably arranged in each sliding groove, a plurality of sliding grooves are formed in each movable disc, a round rod is slidably arranged in each sliding groove, a spring is fixedly arranged in each sliding groove, a plurality of springs are respectively fixedly connected with a plurality of round rods, a plurality of adjusting grooves are formed in each movable disc, a plurality of round rods are respectively clamped in a plurality of adjusting grooves, a clamping block is arranged at the end of each round rod, and a transmission assembly is arranged on one side of a pair of movable discs.

[0007] The transmission assembly comprises a pair of fixed frames, a pair of first motors, a pair of screws, a pair of movable blocks, and a pair of fixed blocks.

[0008] Preferably, a pair of first motors are respectively rotatably connected with a pair of fixed frames, a pair of screws are respectively fixedly connected with output shafts of a pair of first motors, a pair of movable blocks are respectively threadedly connected with a pair of screws, a pair of fixed blocks are respectively fixedly connected with a pair of movable discs, and a pair of fixed blocks are respectively rotatably connected with a pair of movable blocks.

[0009] Preferably, a rubber pad is fixedly arranged on each clamping block.

[0010] Preferably, a workbench is arranged below the pair of movable discs, a movable groove is formed in the workbench, a pair of bearing plates are slidably arranged in the movable groove, a plurality of fixing rods are fixedly arranged on the bearing plates, and the plurality of fixing rods are respectively fixedly connected with a pair of fixing discs.

[0011] Preferably, bolts are threadedly arranged on the clamping blocks, and the plurality of bolts are respectively inserted with the plurality of round rods.

[0012] Preferably, a pair of rollers are rotatably arranged on one side of the workbench, a conveying belt is sleeved on the pair of rollers, a fixed plate is fixedly arranged on one side of the workbench, a second motor is fixedly arranged on the fixed plate, an output shaft of the second motor is fixedly connected with one roller, a pair of bidirectional screws are rotatably arranged on the workbench, the pair of rollers are respectively fixedly connected with the pair of bidirectional screws, and the pair of bidirectional screws are respectively threadedly connected with the pair of bearing plates.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、In the utility model, the first motor drives the screw rod to rotate, the screw rod drives the movable block to move upwards, the movable block drives the movable disc to rotate through the fixed block, the movable disc drives the adjusting groove to rotate, the adjusting groove drives the round rod to move into the fixed disc, the fixed disc drives the clamping block to clamp the metal pipe, a plurality of clamping blocks clamp the metal pipe at the same time, the area of the metal pipe clamped is larger, the clamping effect is better, and the metal pipe does not slide and displace in the processing process, so that the practicability of the device is higher.

[0015] 2、In the utility model, the second motor drives one roller to rotate, one roller drives the other roller to rotate through the conveying belt, a pair of rollers drive a pair of bidirectional screws to rotate, the bidirectional screws drive a pair of bearing plates to slide along the movable groove, and the distance between the pair of bearing plates is adjusted, so that the device can be adjusted according to the length of the metal pipe, and the device can be used flexibly.

[0016] 3、In the utility model, the bolt is used for connecting the round rod and the clamping block, the clamping block can be replaced by removing the bolt, the device can be adjusted and replaced according to the surface curvature of the metal pipe, and the device can stably clamp and fix metal pipes of different specifications. ACCURACY

[0017] The drawings described herein are used to provide further understanding of the utility model and constitute a part of the application. The illustrative embodiments of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model. In the drawings:

[0018] Figure 1 It is a front view structural schematic diagram of the utility model;

[0019] Figure 2 Figure 1 is a schematic diagram of the position relationship between the movable disc and the fixed disc of the utility model;

[0020] Figure 3 Figure 2 is a schematic diagram of the sectional structure of the fixed disc of the utility model;

[0021] Figure 4 Figure 3 is a schematic diagram of the connection relationship between the round rod, the clamping block and the bolt of the utility model.

[0022] In the figure, the serial number: 1, movable disc; 11, sliding groove; 12, fixed disc; 13, sliding slot; 14, round rod; 15, spring; 16, adjusting groove; 17, clamping block; 2, fixed frame; 21, first motor; 22, screw rod; 23, movable block; 24, fixed block; 3, rubber pad; 4, workbench; 41, movable groove; 42, bearing plate; 43, fixed rod; 5, bolt; 6, roller; 61, transmission belt; 62, fixed plate; 63, second motor; 64, bidirectional screw rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] In the description of the utility model, it is necessary to explain that, unless explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be understood in a broad sense. For example, "connected" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. The specific meanings of the above terms in the utility model can be understood according to specific circumstances by the ordinary skilled in the art.

[0025] Embodiment: the embodiment provides a kind of clamping device for metal pipe fitting processing, referring to Figures 1-4 , specifically, including a pair of movable disc 1, movable disc 1 is all set with sliding groove 11, fixed disc 12 is all rotatably arranged in sliding groove 11, movable disc 1 is all set with multiple sliding slots 13, round rod 14 is all slidably arranged in sliding slot 13, spring 15 is all fixedly arranged in sliding slot 13, multiple spring 15 is respectively fixedly connected with multiple round rod 14, multiple adjusting grooves 16 are all set in movable disc 1, multiple round rod 14 is respectively clamped in multiple adjusting grooves 16, clamping block 17 is all arranged at the end of round rod 14, a pair of movable disc 1 side is equipped with transmission assembly;

[0026] The transmission assembly comprises a pair of fixed frames 2, a pair of first motors 21, a pair of screw rods 22, a pair of movable blocks 23 and a pair of fixed blocks 24, the pair of first motors 21 are rotationally connected with the pair of fixed frames 2 respectively, the pair of screw rods 22 are fixedly connected with output shafts of the pair of first motors 21 respectively, the pair of movable blocks 23 are threadedly connected with the pair of screw rods 22 respectively, the pair of fixed blocks 24 are fixedly connected with the pair of movable discs 1 respectively, and the pair of fixed blocks 24 are rotationally connected with the pair of movable blocks 23 respectively;

[0027] The metal pipe is placed in the pair of fixed discs 12, the first motor 21 drives the screw rod 22 to rotate, the screw rod 22 drives the movable block 23 to move upwards, the movable block 23 drives the movable disc 1 to rotate through the fixed block 24, the movable disc 1 drives the adjusting groove 16 to rotate, the adjusting groove 16 drives the round rod 14 to move towards the fixed disc 12, and the fixed disc 12 drives the clamping blocks 17 to clamp the metal pipe, so that the metal pipe is clamped by the plurality of clamping blocks 17 at the same time, the clamping area of the metal pipe is large, the clamping effect is good, and the metal pipe will not slide and displace during the machining process, so that the practicability of the device is high;

[0028] The clamping blocks 17 are fixedly provided with rubber pads 3;

[0029] The rubber pads 3 can increase the friction between the clamping blocks 17 and the surface of the metal pipe, so that the stability of the clamping of the metal pipe is better;

[0030] A workbench 4 is arranged below the pair of movable discs 1, the workbench 4 is provided with a movable groove 41, a pair of bearing plates 42 are slidably arranged in the movable groove 41, a plurality of fixed rods 43 are fixedly arranged on the bearing plates 42, the plurality of fixed rods 43 are fixedly connected with the pair of fixed discs 12 respectively, a pair of rollers 6 are rotationally arranged on one side of the workbench 4, a transmission belt 61 is sleeved on the pair of rollers 6, a fixed plate 62 is fixedly arranged on one side of the workbench 4, a second motor 63 is fixedly arranged on the fixed plate 62, an output shaft of the second motor 63 is fixedly connected with one roller 6, a pair of bidirectional screw rods 64 are rotationally arranged on the workbench 4, the pair of rollers 6 are fixedly connected with the pair of bidirectional screw rods 64 respectively, and the pair of bidirectional screw rods 64 are threadedly connected with the pair of bearing plates 42 respectively;

[0031] The second motor 63 drives one roller 6 to rotate, one roller 6 drives the other roller 6 to rotate through the transmission belt 61, the pair of rollers 6 drives the pair of bidirectional screw rods 64 to rotate, the bidirectional screw rods 64 drive the pair of bearing plates 42 to slide along the movable groove 41, and the distance between the pair of bearing plates 42 is adjusted, so that the device can be adjusted according to the length of the metal pipe, and the device can be used flexibly;

[0032] Screws 5 are threadedly arranged on the clamping blocks 17, and the plurality of screws 5 are inserted into the plurality of round rods 14 respectively;

[0033] The bolt 5 is used for connecting the round rod 14 and the clamping block 17, the bolt 5 can be dismounted to replace the clamping block 17, so that the device can be adjusted and replaced according to the surface curvature of the metal pipe, and the device can be used for better stable clamping and fixing of metal pipes of different specifications.

[0034] Specifically, the working principle and operation method of the utility model are as follows:

[0035] The second motor 63 drives one roller 6 to rotate, one roller 6 drives another roller 6 to rotate through the transmission belt 61, a pair of rollers 6 drives a pair of bidirectional screws 64 to rotate, the bidirectional screw 64 drives a pair of bearing plates 42 to slide along the movable groove 41, the distance between the pair of bearing plates 42 is adjusted, so that the device can be adjusted according to the length of the metal pipe, and the device can be used flexibly.

[0036] The bolt 5 is used for connecting the round rod 14 and the clamping block 17, the bolt 5 can be dismounted to replace the clamping block 17, so that the device can be adjusted and replaced according to the surface curvature of the metal pipe, and the device can be used for better stable clamping and fixing of metal pipes of different specifications.

[0037] The metal pipe is placed in a pair of fixed discs 12, the first motor 21 drives the screw rod 22 to rotate, the screw rod 22 drives the movable block 23 to move upwards, the movable block 23 drives the movable disc 1 to rotate through the fixed block 24, the movable disc 1 drives the adjusting groove 16 to rotate, the adjusting groove 16 drives the round rod 14 to move into the fixed disc 12, the fixed disc 12 drives the clamping block 17 to clamp the metal pipe, a plurality of clamping blocks 17 clamp the metal pipe at the same time, so that the clamped area of the metal pipe is larger, the clamping effect is better, and the metal pipe will not slide and displace during the machining process, and the practicability of the device is higher.

[0038] The above is only the preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model can make equivalent replacement or change, and all should be covered in the protection scope of the utility model.

Claims

1. A clamping device for metal pipe processing comprising a pair of movable discs (1), characterized in that: The sliding groove (11) is arranged on the movable disc (1), the fixed disc (12) is rotatably arranged in the sliding groove (11), a plurality of sliding grooves (13) are arranged on the movable disc (1), the circular rod (14) is slidably arranged in the sliding groove (13), the spring (15) is fixedly arranged in the sliding groove (13), the plurality of springs (15) are fixedly connected with the plurality of circular rods (14), a plurality of adjusting grooves (16) are arranged on the movable disc (1), the plurality of circular rods (14) are clamped in the plurality of adjusting grooves (16), the clamping block (17) is arranged at the end of the circular rod (14), and a pair of movable discs (1) are arranged on one side of the transmission assembly. The transmission assembly comprises a pair of fixed frames (2), a pair of first motors (21), a pair of screw rods (22), a pair of movable blocks (23) and a pair of fixed blocks (24).

2. A clamping device for metal pipe processing according to claim 1, characterized in that: The pair of first motors (21) are rotatably connected with the pair of fixed frames (2), the pair of screw rods (22) are fixedly connected with the output shafts of the pair of first motors (21), the pair of movable blocks (23) are threadedly connected with the pair of screw rods (22), the pair of fixed blocks (24) are fixedly connected with the pair of movable discs (1), and the pair of fixed blocks (24) are rotatably connected with the pair of movable blocks (23).

3. The clamping device for processing of metal pipes according to claim 1, characterized in that: The rubber pad (3) is fixedly arranged on the clamping block (17).

4. The clamping device for processing of metal pipes according to claim 1, characterized in that: A pair of movable discs (1) are arranged below the workbench (4), the workbench (4) is provided with a movable groove (41), a pair of bearing plates (42) are slidably arranged in the movable groove (41), a plurality of fixed rods (43) are fixedly arranged on the bearing plate (42), and the plurality of fixed rods (43) are fixedly connected with the pair of fixed discs (12).

5. The device according to claim 1, characterized in that: The bolt (5) is threadedly arranged on the clamping block (17), and the plurality of bolts (5) are inserted into the plurality of circular rods (14).

6. A clamping device for metal pipe processing according to claim 4, characterized in that: The workbench (4) is rotatably provided with a pair of rollers (6), the transmission belt (61) is sleeved on the pair of rollers (6), the fixed plate (62) is fixedly arranged on one side of the workbench (4), the second motor (63) is fixedly arranged on the fixed plate (62), the output shaft of the second motor (63) is fixedly connected with one roller (6), the pair of bidirectional screw rods (64) are rotatably arranged on the workbench (4), the pair of rollers (6) are fixedly connected with the pair of bidirectional screw rods (64), and the pair of bidirectional screw rods (64) are threadedly connected with the pair of bearing plates (42).

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