CN114324033B

CN114324033B - Tee bend pipe fitting manufacturing strength detection device

Info

Publication number: CN114324033B
Application number: CN202210261188.XA
Authority: CN
Inventors: 张新东
Original assignee: Xuzhou Haohe Intelligent Equipment Co ltd
Current assignee: Xuzhou Haohe Intelligent Equipment Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-06-03
Anticipated expiration: 2042-03-17
Also published as: CN114324033A

Abstract

The invention discloses a device for detecting the manufacturing strength of a three-way pipe fitting, which relates to the technical field of three-way pipe fitting strength detection equipment and comprises a seat plate, wherein a clamping mechanism for limiting and fixing the three-way pipe is arranged in the middle of the upper end surface of the seat plate, an installation plate is fixedly connected to the front part of the upper end surface of the seat plate, a detection head mechanism for detecting the strength of an inner cavity of the three-way pipe is fixedly connected to the rear end surface of the installation plate through an electric telescopic rod, a rotating motor is fixedly connected to an inner cavity of a circular ring through a connecting rod, and a marking pen is fixedly connected to an output shaft of the rotating motor. The accuracy of detection is improved.

Description

Tee bend pipe fitting manufacturing strength detection device

Technical Field

The invention relates to the technical field of tee pipe fitting strength detection, in particular to a tee pipe fitting manufacturing strength detection device.

Background

The three-way pipe fitting is an important fitting with large use amount in oil and gas transmission pipeline engineering. The pipeline branch device is used for changing the direction of a pipeline, changing the size of a pipe diameter, branching the pipeline, realizing special connection and the like in pipeline construction. In recent years, the construction of oil and gas pipelines has entered the development peak, and the tee pipe fitting tends to develop towards the directions of high strength, large caliber, thick wall and high performance. The tee joint has complex production process and a plurality of factors influencing quality and performance, and the tee joint is often a dangerous part with higher stress concentration in a piping system due to the geometrical structure of the tee joint and the complexity of external load. In a sense, the integrity and safe operation of the whole piping system are directly affected by the quality of the tee joint and the bearing capacity, so that the detection of the mechanical property of the tee joint pipe fitting is concerned more and more.

The water hammer effect often occurs in the pipeline in the process of liquid transportation, so that the inner wall of the pipeline is impacted, the tee pipe fitting needs to be vibrated when the strength of the tee pipe fitting is detected, and whether the strength of a joint is qualified or not is detected by simulating the vibration generated by the water hammer effect; in addition, the shape of the three-way pipe is divided into a regular tee joint and an inclined tee joint, and the existing detection equipment can only detect the three-way pipe with a single shape, so that the application range is limited.

Disclosure of Invention

The technical problem to be solved is as follows: the device for detecting the manufacturing strength of the three-way pipe fitting can solve the problems pointed out in the background technology.

The technical scheme is as follows: in order to achieve the above purposes, the invention adopts the following technical scheme that the device for detecting the manufacturing strength of the three-way pipe fitting comprises a seat plate, wherein a clamping mechanism for limiting and fixing the three-way pipe is arranged in the middle of the upper end surface of the seat plate, a mounting plate is fixedly connected to the front part of the upper end surface of the seat plate, a detection head mechanism for detecting the strength of the inner cavity of the three-way pipe is fixedly connected to the rear end surface of the mounting plate through an electric telescopic rod, an adjusting mechanism is mounted at the rear part of the upper end surface of the seat plate, the same detection head mechanisms for detecting the strength of the inner cavity of the three-way pipe are symmetrically mounted at the front part of the adjusting mechanism through the electric telescopic rod in a left-right mode, each detection head mechanism comprises a mounting disc and an annular frame, one end face, close to the clamping mechanism, of the electric telescopic rod is fixedly connected with the mounting disc, one side end face, far away from the clamping mechanism, of the mounting disc is fixedly connected with a driving motor through the mounting frame, the end part of an output shaft of the driving motor penetrates through the mounting disc and is fixedly connected with a fixing frame, one side end face of the fixing frame, which is close to the clamping mechanism, is fixedly connected with an annular frame, the outer wall of the circumference of the annular frame is fixedly connected with a plurality of cam block units in an equidistance manner, the outer surface wall of the annular frame is positioned between two adjacent cam block units and is provided with an arc-shaped groove, the outer wall of the circumference of the mounting disc is fixedly connected with a plurality of spring expansion plates in an equidistance manner, one ends of the spring expansion plates, which are far away from the mounting disc, are fixedly connected with transverse plates, one side end faces of the transverse plates, which are far away from the spring expansion plates, are fixedly connected with round balls in an equidistance manner through spring expansion columns, one side end faces of the transverse plates, which are close to the spring expansion plates, are rotatably connected with rolling shafts through wheel carriers, and the rolling shafts and the cam block units are mutually abutted, and the cam block units comprise convex seats, cam blocks, adjusting expansion pipes, elastic steel belts and arc-shaped plates, the circular frame is characterized in that the outer part of the circumference of the circular frame is fixedly connected with convex seats at equal intervals, the inner cavity of each convex seat is a cavity, an adjusting telescopic pipe is embedded in the inner cavity of each convex seat, one end of each adjusting telescopic pipe, which is far away from the circular frame, is fixedly connected with a cam block, two rotating shafts are symmetrically and fixedly connected between the front cavity wall and the rear cavity wall of each convex seat inner cavity, the outer parts of the rotating shafts are rotatably connected with a winding drum, the side end surface of each winding drum and the outer surface wall of each rotating shaft are fixedly connected with a clockwork spring together, the clockwork spring is sleeved outside the rotating shafts, the outer surface wall of each winding drum is wound and fixedly connected with an elastic steel strip, the upper end surface of each convex seat is positioned above the winding drum, the end part, which is far away from the winding drum, penetrates through the corresponding groove hole and is fixedly connected with an arc plate together, the inner wall of the arc plate is attached to the outer surface wall of the cam block, one ends, which are close to the circle centers of the circular frames, of the adjusting telescopic pipes are both communicated with annular rings together, the utility model discloses a safety seat, including bedplate up end, seat, stand, table wall, stand, piston cylinder mechanism, solenoid valve, connecting rod fixedly connected with motor, stand, piston cylinder mechanism, stand, piston cylinder mechanism, stand, piston cylinder mechanism, piston cylinder mechanism, piston cylinder mechanism, piston mechanism, piston mechanism, piston mechanism.

Further, piston cylinder mechanism includes barrel, piston and screw rod, branch fixedly connected with barrel, the one end that defeated advance pipe and discharge pipe are close to the barrel all communicates outside the barrel, the barrel is kept away from a side end face fixedly connected with U-shaped frame of annular frame, U-shaped frame wallboard threaded connection has the screw rod, the one end that the screw rod is located the barrel inner chamber rotates and is connected with the piston.

Further, the clamping mechanism comprises a bearing ring frame, a first sliding groove, a first sliding ring, a bearing arc-shaped clamping plate, an extrusion ring frame, a second sliding groove, a second sliding ring and an extrusion arc-shaped clamping plate, wherein the upper end surface of the seat plate is fixedly connected with the bearing ring frame through a fixed column, the middle part of the outer surface wall of the bearing ring frame is provided with the first sliding groove, the inner part of the first sliding groove is connected with a plurality of first sliding rings in a sliding manner along the circumferential direction, the number of the first sliding rings is three, the upper end surface of each first sliding ring is fixedly connected with the bearing arc-shaped clamping plate, the upper end surface of the seat plate is fixedly connected with an L-shaped frame, the lower end surface of the transverse section of the L-shaped frame is fixedly connected with a C-shaped frame through an electric telescopic ejector rod, the lower end surface of the C-shaped frame is fixedly connected with the extrusion ring frame right above the bearing ring frame, the outer surface wall of the extrusion ring frame is provided with the second sliding groove, the inner part of the second sliding groove is connected with a plurality of second sliding rings along the circumferential direction, the second sliding ring is provided with three, equal fixedly connected with extrusion arc splint of terminal surface under the second sliding ring.

Further, the inner surface wall of the bearing arc-shaped clamping plate and the inner surface wall of the extrusion arc-shaped clamping plate are both provided with anti-skid grains.

Further, adjustment mechanism includes arc grillage, sliding groove, logical groove, carriage, threaded rod and spacing piece, bedplate up end rear portion is through upstand fixedly connected with arc grillage, two sliding grooves have been seted up to the anterior table wall longitudinal symmetry of arc grillage, and common sliding connection has the carriage between two sliding grooves, and the carriage bilateral symmetry is provided with two, a side end face that arc grillage was kept away from to the carriage all detects first mechanism through electric telescopic handle fixedly connected with, is located arc grillage upper portion the groove wall has been seted up logical groove on the sliding groove, carriage up end threaded connection has the threaded rod, and threaded rod upper portion runs through logical groove, the threaded rod middle part is rotated and is connected with spacing piece.

Further, arc grillage up end just is located week portion fixedly connected with a plurality of salient point of logical groove, the terminal surface has seted up a plurality of and salient point matched with depressed groove point along the circumferencial direction equidistance under the spacing piece.

Furthermore, an elastic rubber layer is fixedly connected to the outer surface wall of the round ball.

Has the advantages that: (1) the arc-shaped plate frame, the sliding groove, the through groove, the sliding frame, the threaded rod and the limiting sheet in the adjusting mechanism are matched with each other, and the sliding frame is used for adjusting the position of the detection head mechanism, so that the three-way pipe fitting can be suitable for detecting the tee joint pipe fitting in the shape of the tee joint pipe fitting or the inclined tee joint pipe fitting, and the application range is enlarged.

(2) The length of adjusting the telescopic pipe is controlled by pressing liquid into the telescopic pipe through the piston cylinder mechanism, so that the height of the cam block unit can be changed, the vibration amplitude of the ball can be adjusted, the vibration impact on the tee pipe with different strengths can be realized, the structural strength of the tee pipe when the tee pipe is vibrated with different strengths is detected, the strength detection range of the tee pipe is enlarged, and the detection accuracy is improved.

(3) The sliding position of the first sliding ring in the first sliding groove is changed respectively, and the position of the arc-shaped clamping plate are adjusted by changing the position of the second sliding ring in the second sliding groove, so that the Y-shaped, T-shaped or inclined tee-joint-shaped tee-pipe fitting can be clamped and fixed, and the application range is enlarged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the entire structure of the present invention with a portion of the horizontal plate and the ball hidden (the sliding seat and the circular ring hidden).

FIG. 3 is a schematic view of the connection between the sliding rack and the sliding trough according to the present invention.

FIG. 4 is a schematic view of a clamping mechanism according to the present invention.

FIG. 5 is a schematic structural diagram of a detection head mechanism according to the present invention.

FIG. 6 is a schematic view of a part of the structure of the detecting head mechanism according to the present invention (a part of the spring expansion plate and the transverse plate are hidden).

Fig. 7 is a schematic view of the piston cylinder mechanism mounting structure of the present invention.

Fig. 8 is a schematic sectional structure view of the piston cylinder mechanism of the present invention.

Fig. 9 is a schematic sectional structure view of the cam block unit of the present invention.

Fig. 10 is a schematic view of the installation structure of the circular ring of the present invention.

In the figure: 1. a seat plate; 2. a clamping mechanism; 21. a load-bearing ring frame; 22. a first chute; 23. a first slip ring; 24. carrying the arc-shaped clamping plate; 25. extruding the ring frame; 26. a second chute; 27. a second slip ring; 28. extruding the arc-shaped clamping plate; 3. an electric telescopic rod; 4. a detection head mechanism; 41. mounting a disc; 42. an annular frame; 43. a drive motor; 44. a cam block unit; 441. a boss; 442. a cam block; 443. adjusting the telescopic pipe; 444. an elastic steel band; 445. an arc-shaped plate; 446. a rotating shaft; 447. a reel; 448. a clockwork spring; 449. a delivery pipe; 4410. an annular ring; 410. a piston cylinder mechanism; 4101. a cylinder body; 4102. a piston; 4103. a screw; 411. a feed pipe; 412. a discharge pipe; 45. a spring expansion plate; 46. a transverse plate; 47. a spring telescopic column; 48. a ball; 49. a roller; 5. an adjustment mechanism; 51. an arc-shaped plate frame; 52. a sliding groove; 53. a through groove; 54. a carriage; 55. a threaded rod; 56. a limiting sheet; 6. an electric telescopic ejector rod; 7. a circular ring; 8. a marking pen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 4, the present invention provides a technical solution: a three-way pipe fitting manufacturing strength detection device comprises a seat plate 1, wherein a clamping mechanism 2 for limiting and fixing a three-way pipe is arranged in the middle of the upper end face of the seat plate 1, the clamping mechanism 2 comprises a bearing ring frame 21, a first sliding groove 22, a first sliding ring 23, a bearing arc-shaped clamping plate 24, an extrusion ring frame 25, a second sliding groove 26, a second sliding ring 27 and an extrusion arc-shaped clamping plate 28, the upper end face of the seat plate 1 is fixedly connected with the bearing ring frame 21 through a fixed column, the middle of the outer wall of the bearing ring frame 21 is provided with the first sliding groove 22, a plurality of first sliding rings 23 are slidably connected in the first sliding groove 22 along the circumferential direction, the number of the first sliding rings 23 is three, the upper end face of each first sliding ring 23 is fixedly connected with the bearing arc-shaped clamping plate 24, the upper end face of the seat plate 1 is fixedly connected with an L-shaped frame, the lower end face of the transverse section of the L-shaped frame is fixedly connected with a C-shaped frame through an electric telescopic ejector rod 6, terminal surface just is located and bears the weight of ring frame 21 under the C shape frame fixedly connected with extrusion ring frame 25 directly over, second spout 26 has been seted up to extrusion ring frame 25 exterior wall, the inside circumferencial direction sliding connection that has of second spout 26 has a plurality of second sliding ring 27, second sliding ring 27 is provided with threely, the equal fixedly connected with extrusion arc splint 28 of terminal surface under the second sliding ring 27, the anti-skidding line has all been seted up to the interior table wall that bears arc splint 24 and extrusion arc splint 28, can increase and bear arc splint 24, the frictional force between extrusion arc splint 28 and the tee bend pipe fitting exterior wall, make the more firm of centre gripping.

The first sliding ring 23 and the second sliding ring 27 slide respectively according to the included angles between the pipes in the tee pipe fitting, the sliding first sliding ring 23 drives the bearing arc-shaped clamping plate 24 to move, the position of the bearing arc-shaped clamping plate 24 is adjusted to enable the axial lead of the bearing arc-shaped clamping plate and the axial leads of the three pipes of the tee pipe fitting to be located on the same plane, then the tee pipe fitting is placed on the bearing arc-shaped clamping plate 24, the sliding second sliding ring 27 drives the extrusion arc-shaped clamping plate 28 to move, the axial lead of the extrusion arc-shaped clamping plate 28 and the axial lead of the tee pipe fitting are located on the same plane, then the electric telescopic ejector rod 6 is started to drive the C-shaped frame to descend, the C-shaped frame drives the extrusion circular frame 25 to descend, the extrusion arc-shaped clamping plate 28 is attached to the upper surface wall of the tee pipe fitting, the tee pipe fitting is clamped and fixed, the tee pipe fitting can be adjusted according to the three-way pipe fittings with different included angle shapes, and the application range is wide.

Referring to fig. 1, 2 and 3, in this embodiment, a mounting plate is fixedly connected to the front portion of the upper end surface of the seat plate 1, a detection head mechanism 4 for detecting the strength of the inner cavity of the three-way pipe is fixedly connected to the rear end surface of the mounting plate through an electric telescopic rod 3, an adjusting mechanism 5 is installed at the rear portion of the upper end surface of the seat plate 1, and the same detection head mechanisms 4 for detecting the strength of the inner cavity of the three-way pipe are symmetrically installed at the front portion of the adjusting mechanism 5 left and right through the electric telescopic rod 3; the adjusting mechanism 5 comprises an arc-shaped plate frame 51, sliding grooves 52, a through groove 53, a sliding frame 54, a threaded rod 55 and a limiting sheet 56, the rear part of the upper end face of the seat plate 1 is fixedly connected with the arc-shaped plate frame 51 through a vertical column, two sliding grooves 52 are symmetrically arranged on the front surface wall of the arc-shaped plate frame 51 up and down, the sliding frame 54 is jointly and slidably connected between the two sliding grooves 52, the sliding frame 54 is symmetrically arranged on the left and right, one side end face of the sliding frame 54 far away from the arc-shaped plate frame 51 is fixedly connected with a detection head mechanism 4 through an electric telescopic rod 3, the top plate of the arc-shaped plate frame 51 is provided with the through groove 53 communicated with the sliding groove 52 on the upper side, the upper end face of the sliding frame 54 is in threaded connection with the threaded rod 55, the upper part of the threaded rod 55 penetrates through the through groove 53, the middle part of the threaded rod 55 is rotatably connected with the limiting sheet 56, the upper end face of the arc-shaped plate frame 51 and the periphery of the through groove 53 are fixedly connected with a plurality of convex points, the lower end face of the limiting sheet 56 is equidistantly arranged along the circumferential direction, the friction force between the limiting sheet 56 and the arc-shaped plate frame 51 can be increased, so that the limiting sheet 56 can be tightly attached to the upper end face of the arc-shaped plate frame 51, and the firmness is enhanced.

Slide two carriages 54 respectively according to the shape of tee bend pipe fitting, adjust the position of detection head mechanism 4 of installation on carriage 54, drive detection head mechanism 4 through carriage 54 and remove, make the centre of a circle of detection head mechanism 4 and the centre of a circle of pipeline in the tee bend pipe fitting be in on the same straight line, rotate threaded rod 55 and drive spacing piece 56 decline again after the regulation is accomplished, make spacing piece 56 close laminating on the up end of arc grillage 51, carry out spacing fixed to the position of carriage 54 that has adjusted, then start electric telescopic handle 3 extension drive detection head mechanism 4 and remove and stretch into the interior of tee bend, can detect the tee bend, can adjust according to the shape of tee bend, be applicable to the T type, the tee bend of Y type or oblique tee bend shape detects the use, improve application range.

Referring to fig. 5, 6 and 7, in this embodiment, the detecting head mechanism 4 includes a mounting plate 41 and an annular frame 42, one end of the electric telescopic rod 3 close to the clamping mechanism 2 is fixedly connected with the mounting plate 41, one end surface of the mounting plate 41 far away from the clamping mechanism 2 is fixedly connected with a driving motor 43 through a mounting frame, an output shaft end of the driving motor 43 penetrates through the mounting plate 41 and is fixedly connected with a fixing frame, one end surface of the fixing frame close to the clamping mechanism 2 is fixedly connected with the annular frame 42, a plurality of cam block units 44 are fixedly connected with the outer circumferential wall of the annular frame 42 at equal intervals, an arc groove is formed on the outer surface wall of the annular frame 42 and located between two adjacent cam block units 44, a plurality of spring telescopic plates 45 are fixedly connected with the outer circumferential wall of the mounting plate 41 at equal intervals, one end of the spring telescopic plate 45 far away from the mounting plate 41 is fixedly connected with a transverse plate 46, one end surface of the transverse plate 46 far away from the spring telescopic plate 45 is fixedly connected with a round ball 48 at equal intervals through a spring telescopic column 47, an elastic rubber layer is fixedly connected to the outer surface wall of the round ball 48, a roller 49 is rotatably connected to one side end face of the transverse plate 46 close to the spring expansion plate 45 through a wheel frame, and the roller 49 and the cam block unit 44 are mutually abutted.

Referring to fig. 7, 8, 9 and 10, the cam block unit 44 includes a boss 441, a cam block 442, an adjusting extension tube 443, an elastic steel band 444 and an arc plate 445, the boss 441 is fixedly connected to the outer portion of the circumference of the ring frame 42 at equal intervals, the inner cavity of the boss 441 is a cavity, the inner cavity of the boss 441 is embedded with the adjusting extension tube 443, one end of the adjusting extension tube 443, which is far away from the ring frame 42, is fixedly connected with the cam block 442, two rotating shafts 446 are symmetrically and fixedly connected between the front cavity wall and the rear cavity wall of the inner cavity of the boss 441, the outer portions of the rotating shafts 446 are rotatably connected with a winding drum 447, the side end surface of the winding drum 447 and the outer wall of the rotating shafts 446 are fixedly connected with a clockwork spring 448 together, the clockwork 448 is sleeved on the outer wall of the rotating shaft 446, the elastic steel band 444 is fixedly connected to the outer surface of the winding drum 447, a slot hole is formed on the upper end surface of the boss 441, which is far away from the winding drum 447, the end portion of the elastic steel band 444 penetrates through the slot hole and is fixedly connected with the arc plate 445 together, the inner wall of the arc plate 445 is attached to the outer surface wall of the cam block 442, one end of the adjusting extension pipe 443, which is close to the center of the ring frame 42, is communicated with a conveying pipe 449, one end of the conveying pipe 449, which is close to the center of the ring frame 42, is communicated with a ring 4410, the inner surface wall of the ring frame 42 is fixedly connected with a piston cylinder mechanism 410 through a strut, the outer part of the piston cylinder mechanism 410 is communicated with an input pipe 411 and an output pipe 412 respectively, the piston cylinder mechanism 410 comprises a cylinder 4101, a piston 4102 and a screw 4103, the strut is fixedly connected with the cylinder 4101, one ends of the input pipe 411 and the output pipe 412, which are close to the cylinder 4101, are communicated with the outer part of the cylinder 4101, one end surface of the cylinder 4101, which is far away from the ring frame 42, is fixedly connected with a U-shaped frame, the wall plate of the U-shaped frame is connected with the screw 4103 in a threaded manner, one end of the screw 4103, which is located in the inner cavity of the cylinder 4101, is rotatably connected with the piston 4102, electromagnetic valves are arranged outside of the input pipe 411 and the output pipe 412, one ends of the input pipe 411 and the output pipe are communicated with the ring cylinder pipe 410, the front part of the upper end face of the seat plate 1 is fixedly connected with a sliding seat, the inside of the sliding seat is connected with a circular ring 7 through a vertical rod in a sliding manner, the inner cavity of the circular ring 7 is fixedly connected with a rotating motor through a connecting rod, and an output shaft of the rotating motor is fixedly connected with a marking pen 8.

After the detection head mechanism 4 extends into the tee pipe fitting, the driving motor 43 is started to drive the fixing frame to rotate, the fixing frame then drives the annular frame 42 to rotate, the annular frame 42 drives the cam block unit 44 to rotate, the cam block unit 44 continuously extrudes the jacking roller 49 in the rotating process to enable the roller 49 to reciprocate, the roller 49 then drives the transverse plate 46 to move, the transverse plate 46 then drives the ball 48 to reciprocate through the spring telescopic column 47, the ball 48 continuously impacts the inner wall of the tee pipe fitting in the reciprocating motion to enable the tee pipe fitting to vibrate, then the electric telescopic rod 3 is controlled to contract to drive the detection head mechanism 4 to be drawn out from the tee pipe fitting, the sliding circular ring 7 and the tee pipe fitting are located on the same axis, the marker 8 enters the tee pipe fitting, then the rotating motor is started to drive the marker 8 to rotate, and a circle of ink is coated on the marker 8 when the strength of the inner wall of the pipe fitting is qualified, the unqualified tee joint pipe can generate discontinuous ink lines, so that the strength of the tee joint pipe can be detected, the screw 4103 is rotated to drive the piston 4102 to move, the electromagnetic valve at the upper end of the input pipe 411 is in an open state, the electromagnetic valve on the output pipe 412 is in a closed state, the piston 4102 moves to push liquid in the cylinder 4101 to enter the input pipe 411, then the liquid enters the transmission pipe 449 through the annular pipe and finally enters the adjusting telescopic pipe 443, so that the adjusting telescopic pipe 443 extends and drives the cam block 442 to move, the cam block 442 drives the arc-shaped plate 445 to move, the arc-shaped plate 445 pulls the elastic steel strip 444 to move, the height of the cam block unit 44 can be adjusted before detection to control the moving amplitude of the ball 48, vibration with different amplitudes and different amplitudes can be performed on the tee joint pipe, the tolerance strength of the tee joint pipe when the tee joint pipe is subjected to different impact forces can be tested, the accuracy of the test is improved.

During operation, the positions of the bearing arc-shaped clamping plate 24 and the extrusion arc-shaped clamping plate 28 are adjusted according to the shape of the three-way pipe, the electric telescopic ejector rod 6 is started after adjustment is completed to drive the extrusion ring frame 25 to descend, the extrusion ring frame 25 drives the extrusion arc-shaped clamping plate 28 to descend so as to clamp and limit the three-way pipe, then the position of the rear detection head mechanism 4 is adjusted through the adjusting mechanism 5 so that the position of the detection head mechanism 4 and the pipeline of the three-way pipe are on the same straight line, then the electric telescopic rod 3 is started to drive the detection head mechanism 4 to extend into the three-way pipe for detection, the vibration amplitude of the ball 48 can be adjusted through adjusting the height of the cam block unit 44 before detection, finally, the detection head mechanism 4 is extracted from the pipe after the pipe is vibrated, and the position of the ring 7 is adjusted so that the ring and the front pipe orifice of the three-way pipe are on the same axial line, and the marking pen 8 enters the pipe orifice at the front part of the three-way pipe, and then the rotating motor is started to drive the marking pen 8 to rotate, so that the pipe fitting can be tested.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tee bend pipe fitting manufacturing strength detection device, includes bedplate (1), its characterized in that: the middle part of the upper end face of the seat plate (1) is provided with a clamping mechanism (2) for limiting and fixing the three-way pipe, the front part of the upper end face of the seat plate (1) is fixedly connected with a mounting plate, the rear end face of the mounting plate is fixedly connected with a detection head mechanism (4) for detecting the strength of the inner cavity of the three-way pipe through an electric telescopic rod (3), the rear part of the upper end face of the seat plate (1) is provided with an adjusting mechanism (5), and the front part of the adjusting mechanism (5) is symmetrically provided with the same detection head mechanisms (4) for detecting the strength of the inner cavity of the three-way pipe through the electric telescopic rod (3);

the clamping mechanism (2) comprises a bearing ring frame (21), a first sliding groove (22), first sliding rings (23), a bearing arc-shaped clamping plate (24), an extrusion ring frame (25), a second sliding groove (26), a second sliding ring (27) and extrusion arc-shaped clamping plates (28), the upper end face of the seat plate (1) is fixedly connected with the bearing ring frame (21) through a fixing column, the first sliding groove (22) is formed in the middle of the outer wall of the bearing ring frame (21), a plurality of first sliding rings (23) are connected inside the first sliding groove (22) in a sliding mode along the circumferential direction, the number of the first sliding rings (23) is three, the upper end faces of the first sliding rings (23) are fixedly connected with the bearing arc-shaped clamping plate (24), the upper end face of the seat plate (1) is fixedly connected with an L-shaped frame, and the lower end face of the transverse section of the L-shaped frame is fixedly connected with a C-shaped frame through an electric telescopic ejector rod (6), an extrusion ring frame (25) is fixedly connected to the lower end face of the C-shaped frame and located right above the bearing ring frame (21), a second sliding groove (26) is formed in the outer wall of the extrusion ring frame (25), a plurality of second sliding rings (27) are connected to the inner portion of the second sliding groove (26) in a sliding mode along the circumferential direction, three second sliding rings (27) are arranged, and extrusion arc-shaped clamping plates (28) are fixedly connected to the lower end faces of the second sliding rings (27);

detect first mechanism (4) including mounting disc (41) and annular frame (42), electric telescopic handle (3) are close to one end fixedly connected with mounting disc (41) of fixture (2), a side end face that fixture (2) was kept away from in mounting disc (41) is through mounting bracket fixedly connected with driving motor (43), the output shaft tip of driving motor (43) runs through mounting disc (41) and fixedly connected with mount, and the mount is close to a side end face fixedly connected with annular frame (42) of fixture (2), annular frame (42) circumference outer wall equidistance fixedly connected with a plurality of cam block unit (44), annular frame (42) outer wall just is located and has seted up the arc recess between two adjacent cam block unit (44), mounting disc (41) circumference outer wall equidistance fixedly connected with a plurality of spring expansion plate (45), one end, far away from the mounting disc (41), of the spring expansion plate (45) is fixedly connected with a transverse plate (46), one side end face, far away from the spring expansion plate (45), of the transverse plate (46) is fixedly connected with round balls (48) in an equidistant mode through spring expansion columns (47), one side end face, close to the spring expansion plate (45), of the transverse plate (46) is rotatably connected with a rolling shaft (49) through a wheel carrier, and the rolling shaft (49) is abutted against the cam block unit (44);

the cam block unit (44) comprises a convex seat (441), a cam block (442), an adjusting telescopic pipe (443), an elastic steel belt (444) and an arc-shaped plate (445), the convex seat (441) is fixedly connected to the outer portion of the circumference of the annular frame (42) at equal intervals, the inner cavity of the convex seat (441) is a cavity, the adjusting telescopic pipe (443) is embedded in the inner cavity of the convex seat (441), the cam block (442) is fixedly connected to one end of the adjusting telescopic pipe (443) far away from the annular frame (42), two rotating shafts (446) are symmetrically and fixedly connected between the front cavity wall and the rear cavity wall of the inner cavity of the convex seat (441), a winding drum (447) is rotatably connected to the outer portion of the rotating shafts (446), the side end face of the winding drum (447) and the outer wall of the rotating shaft (446) are fixedly connected with a spiral spring (448) together, the spiral spring (448) is sleeved on the outer portion of the rotating shaft (446), and the elastic steel belt (444) is fixedly connected to the winding outer wall of the winding drum (447), the upper end surface of the convex seat (441) is positioned above the winding drum (447) and is provided with a slotted hole, the end part of the elastic steel belt (444) far away from the winding drum (447) penetrates through the slotted hole and is fixedly connected with an arc-shaped plate (445), the inner wall of the arc-shaped plate (445) is attached to the outer surface wall of the cam block (442), one end of the adjusting telescopic pipe (443) close to the circle center of the annular frame (42) is communicated with a conveying pipe (449), one end of the conveying pipe (449) close to the circle center of the annular frame (42) is communicated with an annular ring (4410), the inner surface wall of the annular frame (42) is fixedly connected with a piston cylinder mechanism (410) through a support rod, the outside of the piston cylinder mechanism (410) is respectively communicated with an input pipe (411) and an output pipe (412), electromagnetic valves are arranged outside the input pipe (411) and the discharge pipe (412), one ends of the input pipe (411) and the discharge pipe (412) far away from the piston cylinder mechanism (410) are communicated with the annular pipe;

the piston cylinder mechanism (410) comprises a cylinder body (4101), a piston (4102) and a screw rod (4103), the supporting rod is fixedly connected with the cylinder body (4101), one ends, close to the cylinder body (4101), of the input pipe (411) and the output pipe (412) are both communicated with the outside of the cylinder body (4101), one end face, far away from the annular frame (42), of one side of the cylinder body (4101) is fixedly connected with a U-shaped frame, the screw rod (4103) is in threaded connection with the wall plate of the U-shaped frame, and one end, located in the inner cavity of the cylinder body (4101), of the screw rod (4103) is rotatably connected with the piston (4102);

the adjusting mechanism (5) comprises an arc-shaped plate frame (51), sliding grooves (52), through grooves (53), a sliding frame (54), a threaded rod (55) and limiting pieces (56), the rear part of the upper end face of the seat plate (1) is fixedly connected with the arc-shaped plate frame (51) through a vertical column, two sliding grooves (52) are symmetrically formed in the vertical direction of the front surface wall of the arc-shaped plate frame (51), the sliding frame (54) is connected between the two sliding grooves (52) in a sliding mode, the sliding frame (54) is symmetrically formed in the left and right directions, one side end face, far away from the arc-shaped plate frame (51), of the sliding frame (54) is fixedly connected with a detection head mechanism (4) through an electric telescopic rod (3), the top plate of the arc-shaped plate frame (51) is provided with the through grooves (53) communicated with the sliding grooves (52) in the upper side, the threaded rod (55) is connected with the upper end face of the sliding frame (54), and the upper part of the threaded rod (55) penetrates through the through grooves (53), the middle part of the threaded rod (55) is rotatably connected with a limiting piece (56).

2. The tee pipe fitting manufacturing strength detection device of claim 1, wherein: the seat board is characterized in that a sliding seat is fixedly connected to the front portion of the upper end face of the seat board (1), a circular ring (7) is connected to the inside of the sliding seat in a sliding mode through a vertical rod, a rotating motor is fixedly connected to the inner cavity of the circular ring (7) through a connecting rod, and a marking pen (8) is fixedly connected to an output shaft of the rotating motor.

3. The tee pipe fitting manufacturing strength detection device of claim 1, wherein: the inner surface walls of the bearing arc-shaped clamping plate (24) and the extrusion arc-shaped clamping plate (28) are provided with anti-skid grains.

4. The tee pipe fitting manufacturing strength detection device of claim 1, wherein: arc grillage (51) up end just is located week portion fixedly connected with a plurality of salient point of logical groove (53), spacing piece (56) lower extreme face is seted up a plurality of and salient point matched with depressed groove point along the circumferencial direction equidistance.

5. The tee pipe fitting manufacturing strength detection device of claim 1, wherein: the outer surface wall of the round ball (48) is fixedly connected with an elastic rubber layer.