CN217180429U

CN217180429U - Surface hardness detection device for stainless steel pipe fitting

Info

Publication number: CN217180429U
Application number: CN202221111419.0U
Authority: CN
Inventors: 陈军; 史叶; 李政
Original assignee: Jiangsu Yuanqing Pipe Industry Co ltd
Current assignee: Jiangsu Yuanqing Pipe Industry Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-08-12
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a surface hardness detection device of stainless steel pipe fitting, including examining test table, the top outer wall of examining test table is provided with the rectangular channel, the equal fixedly connected with mounting panel of both sides inner wall of rectangular channel, the bottom inner wall fixedly connected with pneumatic cylinder of rectangular channel, the piston rod one end fixedly connected with rack of pneumatic cylinder, two the relative one side outer wall of mounting panel is rotated through the pivot and is connected with same rotation wheel, it is symmetric distribution to rotate the wheel, the outer wall fixedly connected with transmission tooth piece of rotation wheel, two the transmission tooth piece all meshes with the rack mutually, the top outer wall fixedly connected with return pulley of rack. The utility model discloses in, through setting up the pressure wheel, the pneumatic cylinder passes through rack, transmission tooth piece and rotates the wheel and makes two pressure wheels extrude the both sides of pipe fitting simultaneously to through rotating the pipe fitting, realize extrudeing the detection to a plurality of positions of pipe fitting, improved the credibility that detects greatly, the staff of being convenient for makes accurate judgement.

Description

Surface hardness detection device for stainless steel pipe fitting

Technical Field

The utility model relates to a pipe fitting detects technical field, and more specifically says that it relates to a surface hardness detection device of stainless steel pipe fitting.

Background

The pipe fitting is a general name of parts playing roles in connection, control, turning, shunting, sealing, supporting and the like in a pipeline system, and after the same batch of pipe fittings are produced, a random sampling method is often adopted, part of the pipe fittings are taken out for hardness detection, and then whether the hardness of the batch of pipe fittings reaches the standard is judged.

Traditional detection mode mainly extrudees the upper surface of pipe fitting through the pneumatic cylinder, judges whether up to standard pipe fitting hardness through the deformation degree on pipe fitting surface, and such mode results in the stress point of pipe fitting single, can't accurately judge whether qualified the hardness of whole pipe fitting, so need make the improvement to this.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a surface hardness detection device of stainless steel pipe fitting, including examining test table, the top outer wall of examining test table is provided with the rectangular channel, the equal fixedly connected with mounting panel of both sides inner wall of rectangular channel, the bottom inner wall fixedly connected with pneumatic cylinder of rectangular channel, the piston rod one end fixedly connected with rack of pneumatic cylinder, two the relative one side outer wall of mounting panel is rotated through the pivot and is connected with same rotation wheel, it is the symmetric distribution to rotate the wheel, the outer wall fixedly connected with transmission tooth piece of rotation wheel, two the transmission tooth piece all meshes with the rack mutually, the top outer wall fixedly connected with return pulley of rack, the outer wall fixedly connected with connecting rod of rotation wheel, the one end fixedly connected with pressure wheel of connecting rod.

In order to achieve the above purpose, the utility model provides a following technical scheme:

preferably, two the relative one side outer wall of mounting panel all is provided with the slide, the equal fixedly connected with slider of both sides outer wall of rack, the slider forms sliding fit with the slide.

Preferably, the outer wall of the top of the detection table is provided with a detection groove.

Preferably, a limiting sleeve is arranged above the detection table, the inner wall of the limiting sleeve is connected with a connecting disc in a sliding mode, a measuring rod is fixedly connected to the outer wall of one side of the connecting disc, and a plurality of measuring grooves are formed in the outer wall of the measuring rod.

Preferably, the outer wall of the other side of the connecting disc is fixedly connected with a spring, and one end of the spring is fixedly connected with the limiting sleeve.

Preferably, the outer wall of stop collar is provided with the rectangle mouth, the inner wall sliding connection of rectangle mouth has the promotion piece, promote piece and connection pad fixed connection.

Preferably, one end of the limiting sleeve is fixedly connected with a spring rope, and one end of the spring rope is fixedly connected with the detection table.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses in, through setting up the pressure wheel, the pneumatic cylinder passes through rack, transmission tooth piece and rotates the wheel and makes two pressure wheels extrude the both sides of pipe fitting simultaneously to through rotating the pipe fitting, realize extrudeing the detection to a plurality of positions of pipe fitting, improved the credibility that detects greatly, the staff of being convenient for makes accurate judgement.

2. The utility model discloses in, through setting up the measuring stick, will be put by the pipe fitting that has extrudeed and detect the groove, insert the depressed part with the one end of measuring stick, utilize and detect the degree of depth that the pipe fitting surface formed the recess according to the measuring groove to carry out the record to data, judge whether up to standard the hardness of pipe fitting more directly perceivedly.

Drawings

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

fig. 2 is a schematic view of the rack structure of the present invention;

fig. 3 is a schematic view of the measuring rod structure of the present invention.

1. A detection table; 2. mounting a plate; 3. a detection tank; 4. a spring cord; 5. a limiting sleeve; 6. a rectangular groove; 7. a connecting rod; 8. a pressure wheel; 9. a bottom wheel; 10. a rotating wheel; 11. a transmission gear block; 12. a rack; 13. a slider; 14. a hydraulic cylinder; 15. a slideway; 16. a spring; 17. a connecting disc; 18. a pushing block; 19. a rectangular opening; 20. a measuring rod; 21. and (6) measuring the groove.

Detailed Description

Referring to fig. 1 to 3, the embodiment further illustrates a surface hardness detecting device for stainless steel pipe fittings according to the present invention.

A surface hardness detection device for stainless steel pipe fittings comprises a detection table 1, wherein the outer wall of the top of the detection table 1 is provided with a rectangular groove 6, the inner walls of two sides of the rectangular groove 6 are fixedly connected with mounting plates 2, the inner wall of the bottom of the rectangular groove 6 is fixedly connected with a hydraulic cylinder 14, one end of a piston rod of the hydraulic cylinder 14 is fixedly connected with a rack 12, the outer wall of one opposite side of the two mounting plates 2 is rotatably connected with a same rotating wheel 10 through a rotating shaft, the rotating wheels 10 are symmetrically distributed, the outer wall of the rotating wheel 10 is fixedly connected with transmission toothed blocks 11, the two transmission toothed blocks 11 are meshed with the rack 12, the outer wall of the top of the rack 12 is fixedly connected with a bottom wheel 9, the outer wall of the rotating wheel 10 is fixedly connected with a connecting rod 7, one end of the connecting rod 7 is fixedly connected with a pressure wheel 8, the hydraulic cylinder 14 enables the two pressure wheels 8 to simultaneously extrude two sides of the pipe fittings through the rack 12, the transmission toothed blocks 11 and the rotating wheel 10, and through rotating the pipe fitting, realize carrying out the extrusion detection to a plurality of positions of pipe fitting, improved the credibility that detects greatly, the staff of being convenient for makes accurate judgement.

Further, the outer wall of the opposite side of the two mounting plates 2 is provided with a slide way 15, the outer walls of the two sides of the rack 12 are fixedly connected with slide blocks 13, the slide blocks 13 are in sliding fit with the slide way 15, and the slide way 15 and the slide blocks 13 are utilized to limit the movement of the rack 12.

Further, the top outer wall of the detection table 1 is provided with a detection groove 3, and the extruded pipe fitting is placed by the detection groove 3, so that the corresponding detection is conveniently carried out.

Further, examine that platform 1 top is provided with stop collar 5, and the inner wall sliding connection of stop collar 5 has connection pad 17, and one side outer wall fixedly connected with measuring stick 20 of connection pad 17, the outer wall of measuring stick 20 are provided with a plurality of measuring tank 21, detect the degree of depth of the recess that is formed by the extruded pipe fitting through measuring stick 20.

Further, the outer wall of the other side of the connecting disc 17 is fixedly connected with a spring 16, one end of the spring 16 is fixedly connected with the limiting sleeve 5, and the measuring rod 20 is reset through the spring 16.

Further, the outer wall of the limiting sleeve 5 is provided with a rectangular opening 19, the inner wall of the rectangular opening 19 is connected with a pushing block 18 in a sliding mode, the pushing block 18 is fixedly connected with the connecting disc 17, and the pushing block 18 is used for facilitating pushing of the measuring rod 20.

Further, the one end fixedly connected with spring rope 4 of stop collar 5, the one end of spring rope 4 with examine test table 1 fixed connection, connect stop collar 5 and measuring stick 20 on examining test table 1 through spring rope 4.

The working principle is as follows:

carry out the mark number with the pipe fitting that waits to detect, the top of return pulley 9 is put to the pipe fitting that will detect, hand is holding up the pipe fitting a little, start hydraulic cylinder 14, hydraulic cylinder 14 promotes rack 12 upwards, rack 12 drives two and rotates wheel 10 relative rotation through transmission rack 11, and then make two pressure wheels 8 extrude the both sides of pipe fitting, through the motion stroke of control rack 12, control the pressure of two pressure wheels 8, under same stroke, extrude the detection to a plurality of positions of a plurality of pipe fittings and pipe fitting, detect the recess depth on pipe fitting surface through measuring stick 20 after accomplishing, and with data record, the staff of being convenient for makes accurate judgement to the hardness of pipe fitting.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A surface hardness detection device of stainless steel pipe fitting which characterized in that: comprises a detection platform (1), a rectangular groove (6) is arranged on the outer wall of the top of the detection platform (1), the inner walls of the two sides of the rectangular groove (6) are fixedly connected with mounting plates (2), the inner wall of the bottom of the rectangular groove (6) is fixedly connected with a hydraulic cylinder (14), one end of a piston rod of the hydraulic cylinder (14) is fixedly connected with a rack (12), the outer walls of the two opposite sides of the mounting plates (2) are rotatably connected with the same rotating wheel (10) through a rotating shaft, the rotating wheels (10) are symmetrically distributed, the outer wall of each rotating wheel (10) is fixedly connected with a transmission gear block (11), the two transmission gear blocks (11) are meshed with the racks (12), the top outer wall fixedly connected with return pulley (9) of rack (12), the outer wall fixedly connected with connecting rod (7) of rotation wheel (10), the one end fixedly connected with pressure wheel (8) of connecting rod (7).

2. The surface hardness detection device for stainless steel pipes according to claim 1, wherein: two the relative one side outer wall of mounting panel (2) all is provided with slide (15), the equal fixedly connected with slider (13) of both sides outer wall of rack (12), slider (13) and slide (15) form sliding fit.

3. The surface hardness detection device for stainless steel pipes according to claim 1, wherein: the outer wall of the top of the detection table (1) is provided with a detection groove (3).

4. The surface hardness detection device for stainless steel pipes according to claim 1, wherein: detect platform (1) top and be provided with stop collar (5), the inner wall sliding connection of stop collar (5) has connection pad (17), one side outer wall fixedly connected with measuring stick (20) of connection pad (17), the outer wall of measuring stick (20) is provided with a plurality of measuring tank (21).

5. The surface hardness detection device for stainless steel pipes according to claim 4, wherein: the outer wall of the other side of the connecting disc (17) is fixedly connected with a spring (16), and one end of the spring (16) is fixedly connected with the limiting sleeve (5).

6. The device for detecting surface hardness of stainless steel pipe fitting according to claim 4, wherein: the outer wall of stop collar (5) is provided with rectangle mouth (19), the inner wall sliding connection of rectangle mouth (19) has promotion piece (18), promote piece (18) and connection pad (17) fixed connection.

7. The device for detecting surface hardness of stainless steel pipe fitting according to claim 4, wherein: one end fixedly connected with spring rope (4) of stop collar (5), the one end and the detection platform (1) fixed connection of spring rope (4).