Pressure resistance detection equipment for seamless steel pipe

Abstract

The utility model discloses pressure resistance detection equipment of seamless steel pipe, and specifically relates to the technical field of pressure resistance detection equipment, the pressure resistance detection equipment of seamless steel pipe comprises a processing table and a detection assembly for pressure resistance detection of seamless steel pipe, the detection assembly is arranged above the processing table, two sides of the top of the processing table are both provided with vertical plates, one sides of the two vertical plates close to each other are both provided with fixing assemblies, the fixing assembly comprises long plates, the two long plates are rotationally connected with the two vertical plates correspondingly, and two first electric push rods distributed front and back are fixedly arranged on the sides, close to each other, of the two long plates correspondingly. According to the utility model, the long plate is driven by the motor I to rotate, the seamless steel tube is fixed by the hydraulic chucks which are symmetrical pairwise to carry out pressure resistance detection, and the positions of the hydraulic chucks are finely adjusted by using the first electric push rod, so that a worker can conveniently place the undetected seamless steel tube between the two empty hydraulic chucks; therefore, the feeding and discharging time is greatly saved, and the detection efficiency of the seamless steel pipe can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure resistance detection equipment, in particular to pressure resistance detection equipment for seamless steel pipes. Background Art

[0002] Seamless steel pipe is made of a whole round steel with holes and no welds on the surface. It is called seamless steel pipe. According to the production method, seamless steel pipe can be divided into hot-rolled seamless steel pipe, cold-rolled seamless steel pipe, cold-drawn seamless steel pipe, extruded seamless steel pipe, jacking pipe, etc. Seamless steel pipe has a wide range of uses, mainly used as a pipeline or structural part for conveying fluids. In order to detect the compressive quality of seamless steel pipes during the production process, a pressure test device for seamless steel pipes is required.

[0003] For example, the prior art publication number is CN218098661U, which is a pressure resistance testing device for seamless steel pipes. The utility model can drive the positions of the first support seat and the second support seat to move by setting an electric slide, thereby improving the flexible operation of the pressure resistance testing device for seamless steel pipes. At the same time, by setting the cooperation of the first screw rod, the second screw rod, the threaded sleeve and the auxiliary limit block, it can provide an auxiliary limiting effect for the fixation of the seamless steel pipe, thereby improving the stability of the seamless steel pipe.

[0004] However, the above-mentioned prior art still has the following problems when in use: the fixing structure of the pressure resistance testing device for seamless steel pipes is complex, and after each seamless steel pipe is tested, the staff will spend a lot of time in loading and unloading, thereby reducing the detection efficiency of the seamless steel pipe. Based on this, the utility model provides a pressure resistance testing device for seamless steel pipes with high detection efficiency. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a pressure resistance testing device for seamless steel pipes, which drives a long plate to rotate by a motor, utilizes two symmetrical hydraulic chucks to fix the seamless steel pipes for pressure resistance testing, and simultaneously uses a first electric push rod to fine-tune the position of the hydraulic chucks, so that the staff can place the untested seamless steel pipes between two empty hydraulic chucks, thereby greatly saving the time for loading and unloading, and further improving the detection efficiency of seamless steel pipes, so as to solve the problems arising from the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pressure resistance testing device for seamless steel pipes, comprising a processing table and a testing component for performing pressure resistance testing on the seamless steel pipes, the testing component being arranged above the processing table, vertical plates being arranged on both sides of the top of the processing table, a fixing component being arranged on the side where the two vertical plates are close to each other, the fixing component comprising a long plate, the two long plates being rotatably connected to the two vertical plates respectively, two first electric push rods distributed front and back being fixedly arranged on the side where the two long plates are close to each other, a hydraulic chuck being fixedly arranged on one end of each first electric push rod, the seamless steel pipe being arranged between the two hydraulic chucks, a motor being fixedly embedded on the vertical plate on one side of the processing table, one end of an output shaft of the motor passing through the vertical plate and being fixed to the long plate for driving the long plate to rotate, an adjusting component for adjusting the spacing between the two vertical plates being arranged on the top of the processing table, a supporting block being arranged on the rear side of the top of the processing table.

[0007] In a preferred embodiment, the detection component includes a pressure block, a hydraulic cylinder is fixedly provided on the top of the pressure block, a top plate is fixedly sleeved on the outer wall of the hydraulic cylinder, electric slides are fixedly provided on both sides of the top plate, a bracket is fixedly provided on the top rear side of the processing table, two electric slides are respectively fixedly embedded on the inner walls on both sides of the bracket, and the bracket is arranged above the vertical plate to prevent the bracket from affecting the movement of the vertical plate.

[0008] In a preferred embodiment, second electric push rods are fixedly provided on both sides of the bottom of the support block, and the two second electric push rods are fixedly embedded in the top of the processing table for adjusting the height of the support block.

[0009] In a preferred embodiment, slide grooves are provided on both the front and rear sides of the top of the processing table, and the adjustment assembly includes two bidirectional screw rods, which are respectively rotatable in the two slide grooves, and the outer walls of both sides of the two bidirectional screw rods are threadedly connected with nut blocks, and the tops of the two nut blocks are respectively fixed to the bottoms of the two vertical plates to drive the vertical plates to move.

[0010] In a preferred embodiment, a connecting groove is provided between one side of the two slide grooves, and the two bidirectional screw rods are connected by a belt transmission mechanism, and the belt transmission mechanism is provided in the connecting groove for connecting the two bidirectional screw rods together for use.

[0011] In a preferred embodiment, a second motor is fixedly provided at the rear end of one side of the processing table, and one end of the output shaft of the second motor passes through the processing table and is fixed to one end of a bidirectional screw rod near the rear of the processing table, so as to drive the bidirectional screw rod to rotate.

[0012] In a preferred embodiment, a controller for controlling the hydraulic chuck, motor 1, first electric push rod, hydraulic cylinder, second electric push rod, electric slide and motor 2 is fixedly provided on one side of the front end of the processing table to facilitate the staff to operate the device.

[0013] Technical effects and advantages of the utility model:

[0014] 1. The utility model drives the long plate to rotate by a motor, utilizes two symmetrical hydraulic chucks to fix the seamless steel pipe for pressure resistance testing, and uses the first electric push rod to fine-tune the position of the hydraulic chuck, so that the staff can place the untested seamless steel pipe between the two empty hydraulic chucks, thereby greatly saving the time of loading and unloading, and further improving the detection efficiency of the seamless steel pipe.

[0015] 2. The hydraulic cylinder on the top plate is driven backward by an electric slide to prevent the hydraulic cylinder and the pressure block from affecting the movement of the seamless steel pipe, and the two bidirectional screws connected by the belt drive mechanism are driven by motor 2 to rotate together, so that the maximum spacing between the two vertical plates can be adjusted, thereby adapting to seamless steel pipes of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is the overall structural front view of the utility model;

[0018] Figure 3 It is a cross-sectional view of the processing table of the utility model;

[0019] Figure 4 It is a side view of the detection component of the utility model;

[0020] Figure 5 It is a partial schematic diagram of the utility model.

[0021] The reference numerals are: 1, processing table; 2, detection assembly; 3, vertical plate; 4, fixing assembly; 5, adjustment assembly; 6, support block; 7, second electric push rod; 8, slide slot; 9, controller;

[0022] 201, pressing block; 202, hydraulic cylinder; 203, top plate; 204, electric slide; 205, bracket;

[0023] 401, long board; 402, first electric push rod; 403, hydraulic chuck; 404, motor 1;

[0024] 501, bidirectional screw rod; 502, nut block; 503, connecting groove; 504, belt transmission mechanism; 505, motor 2. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Refer to the instruction manual Figure 1-5 The utility model provides a pressure test device for seamless steel pipes, comprising a processing table 1 and a test assembly 2 for performing pressure test on seamless steel pipes, the test assembly 2 being arranged above the processing table 1, the test assembly 2 comprising a pressing block 201, a hydraulic cylinder 202 being fixedly arranged on the top of the pressing block 201, a top plate 203 being fixedly sleeved on the outer wall of the hydraulic cylinder 202, electric slides 204 being fixedly arranged on both sides of the top plate 203, a bracket 205 being fixedly arranged on the rear side of the top of the processing table 1, two electric slides 204 being fixedly embedded on the inner walls on both sides of the bracket 205, and the bracket 205 being arranged above the vertical plate 3;

[0027] Both sides of the top of the processing table 1 are provided with vertical plates 3, and the sides of the two vertical plates 3 close to each other are provided with fixing components 4, and the fixing components 4 include long plates 401, and the two long plates 401 are rotatably connected to the two vertical plates 3 respectively, and the sides of the two long plates 401 close to each other are fixed with two first electric push rods 402 distributed front and back, and one end of each first electric push rod 402 is fixed with a hydraulic chuck 403, and a seamless steel pipe is arranged between the two hydraulic chucks 403;

[0028] In addition, a motor 404 is fixedly embedded on the vertical plate 3 located on one side of the processing table 1, and one end of the output shaft of the motor 404 passes through the vertical plate 3 and is fixed to the long plate 401, and is used to drive the long plate 401 to rotate. A support block 6 is provided on the rear side of the top of the processing table 1, and second electric push rods 7 are fixedly provided on both sides of the bottom of the support block 6. The two second electric push rods 7 are fixedly embedded on the top of the processing table 1, and are used to adjust the height of the support block 6;

[0029] A controller 9 for controlling a hydraulic chuck 403, a motor 404, a first electric push rod 402, a hydraulic cylinder 202, a second electric push rod 7, and an electric slide 204 is fixedly provided on one side of the front end of the processing table 1, so as to facilitate the staff to operate the device.

[0030] When in use, the staff first places the seamless steel pipe to be inspected between the two hydraulic chucks 403, and then the controller 9 controls the motor 404 to drive the long plate 401 to rotate, so that the seamless steel pipe rotates to the bottom of the detection component 2 for pressure resistance testing. At this time, the staff can place the next uninspected seamless steel pipe between the two empty hydraulic chucks 403. After the previous seamless steel pipe is inspected, the two long plates 401 rotate again, so that the uninspected seamless steel pipe is transferred to the bottom of the detection component 2 for inspection. At the same time, the controller 9 controls the two first electric push rods 402 moved to the front of the processing table 1 to drive the hydraulic chuck 403 to move out of the seamless steel pipe, so that the staff can take the inspected seamless steel pipe and then re-place the uninspected seamless steel pipe, which greatly saves the time for loading and unloading, thereby improving the inspection efficiency.

[0031] Refer to the instruction manual Figure 1-5 The top of the processing table 1 is provided with an adjustment component 5 for adjusting the distance between the two vertical plates 3. The top of the processing table 1 is provided with slide grooves 8 on both sides. The adjustment component 5 includes two bidirectional screw rods 501. The two bidirectional screw rods 501 are respectively rotatably arranged in the two slide grooves 8. The outer walls of both sides of the two bidirectional screw rods 501 are threadedly connected with nut blocks 502. The tops of the two nut blocks 502 are respectively fixed to the bottoms of the two vertical plates 3 to drive the vertical plates 3 to move.

[0032] In addition, a connecting groove 503 is provided between one side of the two slide grooves 8, and the two bidirectional screw rods 501 are connected by a belt transmission mechanism 504, and the belt transmission mechanism 504 is provided in the connecting groove 503, and is used to connect the two bidirectional screw rods 501 together for use. A second motor 505 is fixedly provided at the rear end of one side of the processing table 1, and one end of the output shaft of the second motor 505 passes through the processing table 1 and is fixed to one end of the bidirectional screw rod 501 near the rear of the processing table 1, and is used to drive the bidirectional screw rod 501 to rotate.

[0033] When the long board 401 rotates, two electric slides 204 are used to drive the hydraulic cylinder 202 on the top plate 203 to move backward, so as to prevent the hydraulic cylinder 202 and the pressure block 201 from affecting the movement of the seamless steel pipe. After the seamless steel pipe is in place, the hydraulic cylinder 202 and the pressure block 201 are reset. No manual operation is required, which is very time-saving and labor-saving to use. The motor 505 is used to drive the two bidirectional screw rods 501 connected by the belt drive mechanism 504 to rotate together, so that the maximum distance between the two vertical plates 3 can be adjusted, so as to adapt to seamless steel pipes of different lengths.

[0034] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A pressure test device for a seamless steel pipe, comprising a processing table (1) and a test assembly (2) for testing the pressure of the seamless steel pipe, wherein the test assembly (2) is arranged above the processing table (1), and is characterized in that: Both sides of the top of the processing table (1) are provided with vertical plates (3), and the sides of the two vertical plates (3) close to each other are provided with a fixing assembly (4), and the fixing assembly (4) includes a long plate (401), and the two long plates (401) are rotatably connected to the two vertical plates (3) respectively; Two first electric push rods (402) distributed front and back are fixedly provided on the adjacent sides of the two long plates (401), and a hydraulic chuck (403) is fixedly provided on one end of each first electric push rod (402). A seamless steel pipe is provided between the two hydraulic chucks (403). A motor 1 (404) is fixedly embedded on a vertical plate (3) located on one side of the processing table (1). One end of the output shaft of the motor 1 (404) passes through the vertical plate (3) and is fixed to the long plate (401), so as to drive the long plate (401) to rotate. An adjustment component (5) for adjusting the distance between two vertical plates (3) is provided on the top of the processing table (1), and a support block (6) is provided on the rear side of the top of the processing table (1).

2. The pressure resistance testing equipment for seamless steel pipe according to claim 1, characterized in that: The detection component (2) comprises a pressure block (201), a hydraulic cylinder (202) is fixedly provided on the top of the pressure block (201), a top plate (203) is fixedly sleeved on the outer wall of the hydraulic cylinder (202), electric slides (204) are fixedly provided on both sides of the top plate (203), a bracket (205) is fixedly provided on the rear side of the top of the processing table (1), two electric slides (204) are fixedly embedded on the inner walls on both sides of the bracket (205), and the bracket (205) is arranged above the vertical plate (3).

3. The pressure resistance testing equipment for seamless steel pipe according to claim 2, characterized in that: Second electric push rods (7) are fixedly provided on both sides of the bottom of the support block (6); the two second electric push rods (7) are fixedly embedded in the top of the processing table (1) and are used to adjust the height of the support block (6).

4. The pressure resistance testing equipment for seamless steel pipe according to claim 3 is characterized in that: The processing table (1) has slide grooves (8) on both the front and rear sides of the top, and the adjustment component (5) comprises two bidirectional screw rods (501), which are rotatably arranged in the two slide grooves (8) respectively, and the outer walls of both sides of the two bidirectional screw rods (501) are threadedly connected with nut blocks (502), and the tops of the two nut blocks (502) are respectively fixed to the bottoms of the two vertical plates (3) for driving the vertical plates (3) to move.

5. The pressure resistance testing equipment for seamless steel pipe according to claim 4, characterized in that: A connecting groove (503) is provided between one side of the two slide grooves (8), and the two bidirectional screw rods (501) are connected via a belt transmission mechanism (504), and the belt transmission mechanism (504) is provided in the connecting groove (503).

6. The pressure resistance testing equipment for seamless steel pipe according to claim 4, characterized in that: A second motor (505) is fixedly provided at the rear end of one side of the processing table (1); one end of the output shaft of the second motor (505) passes through the processing table (1) and is fixed to one end of a bidirectional screw rod (501) near the rear of the processing table (1), so as to drive the bidirectional screw rod (501) to rotate.

7. The pressure resistance testing equipment for seamless steel pipe according to claim 6, characterized in that: A controller (9) for controlling a hydraulic chuck (403), a motor 1 (404), a first electric push rod (402), a hydraulic cylinder (202), a second electric push rod (7), an electric slide (204) and a motor 2 (505) is fixedly provided on one side of the front end of the processing table (1).

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