Search

CN-122015670-A - Acid corrosion resistance low-carbon seamless steel tube thickness measuring device

CN122015670ACN 122015670 ACN122015670 ACN 122015670ACN-122015670-A

Abstract

The present invention provides an acid resistant and corrosion-resistant low-carbon seamless steel pipe thickness measuring device, which specifically relates to the field of steel pipe thickness measurement technology. It includes a center position laser head and at least one side position laser head, used for wall thickness detection of several pipes to be measured arranged in groups. The laser thickness measuring component is externally configured with a moving platform, and the laser thickness measuring component is installed on the moving end of the moving platform. The acid resistant and corrosion-resistant low-carbon seamless steel pipe thickness measuring device drives the laser thickness measuring component to move along the direction of the steel pipe arrangement, axial direction, and vertical direction through the moving platform, solving the problems of long feeding time and high equipment cost caused by the need for additional feeding separation mechanism and the need to transport steel pipes one by one in the prior art. It realizes the detection of bundled steel pipes in place without the need for additional feeding separation mechanism. Separate steel pipes and perform additional operations such as single feeding, Significantly reducing feeding time and equipment investment costs, while providing stable basic positioning support for batch testing, enhancing the flexibility and adaptability of testing.

Inventors

  • CAO YIYANG

Assignees

  • 淮安市逸臣精密机械有限公司

Dates

Publication Date
20260512
Application Date
20260310

Claims (9)

  1. 1. An acid corrosion resistance low-carbon seamless steel tube thickness measuring device comprises a laser thickness measuring assembly (2), wherein the laser thickness measuring assembly (2) comprises a middle laser head (21) and at least one side laser head (22), which are matched to detect the wall thickness of a plurality of tubes (3) to be measured which are arranged in groups, The laser thickness measuring assembly (2) is externally provided with a moving platform (1), the laser thickness measuring assembly (2) is arranged at the moving end of the moving platform (1), and the moving end of the moving platform (1) drives the laser thickness measuring assembly (2) to do linear reciprocating motion along the X/Y/Z axis direction, so that the switching of different detection points is realized; The device comprises a laser thickness measuring assembly (2), a plurality of laser thickness measuring modules (3), a plurality of laser positioning heads (21), a plurality of lateral laser heads (22) and a plurality of laser positioning heads (2), wherein the laser thickness measuring modules are correspondingly arranged in front of the laser thickness measuring assembly (2) and positioned in the X-axis direction of a moving platform (1), bundles of tubes (3) to be measured are positioned in the detection stations in a mode of being stacked side by side, the laser positioning heads (21) correspondingly extend into the centers of gaps formed by surrounding a plurality of adjacent tubes (3) to be measured, and the lateral laser heads (22) correspondingly extend into the tubes (3) to be measured; The device comprises a movable platform (1), a laser thickness measuring component (2) and a laser fine-tuning module (4), wherein the laser fine-tuning module (4) is arranged between the movable end of the movable platform (1) and the laser thickness measuring component (2) and comprises a floating cross arm structure, the laser thickness measuring component (2) is assembled on the floating cross arm structure and is used for elastically floating the laser thickness measuring component (2) in the X-axis and Y-axis directions in the detection process so as to adapt to the stacking posture deviation of a tube (3) to be measured; A triangular block (211) is arranged between the middle laser head (21) and the floating cross arm structure, telescopic blocks (212) are correspondingly arranged on three peripheral sides of the triangular block (211), rotary spheres (213) are arranged at telescopic ends of the telescopic blocks (212), air pipes (214) are fixedly communicated with the telescopic blocks (212), the air pipes (214) are communicated with an external air supply module, the telescopic blocks (212) are driven to stretch and retract through air pressure, and centering and guiding are achieved through cooperation with the rotary spheres (213).
  2. 2. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 1, wherein the floating cross arm structure comprises a first limiting frame (41), a second limiting frame (42), a first elastic piece (43), a sliding block (44), a second elastic piece (45) and a mounting disc (46); The first limiting frame (41) is fixedly connected to the moving end of the moving platform (1), is crisscross arranged with the second limiting frame (42), and the second limiting frame (42) can slide along the length direction of the first limiting frame (41); The first elastic pieces (43) are two groups and are respectively arranged on the upper side and the lower side of the first limiting frame (41) and the upper side and the lower side of the second limiting frame (42); The second elastic pieces (45) are arranged on the left side and the right side of the sliding block (44) and the second limiting frame (42) respectively; The mounting disc (46) is fixedly connected with the sliding block (44), and the middle position laser head (21) and the side position laser head (22) are both arranged on the mounting disc (46), so that the laser thickness measuring assembly (2) can elastically float in two directions of the crisscross.
  3. 3. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 2, wherein the number of the lateral laser heads (22) is three, and the three lateral laser heads (22) respectively extend into the internal channels of three adjacent tubes (3) to be measured; The middle laser head (21) can emit laser towards three directions simultaneously, and the laser emitted in each direction is matched with the corresponding side laser head (22) respectively, so that the thickness measurement assembly (2) of the laser can finish the wall thickness detection of three adjacent pipes (3) to be measured simultaneously after one-time movement.
  4. 4. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 3, wherein a synchronous telescopic moving module is arranged between the mounting disc (46) and the laser thickness measuring assembly (2), the lateral laser head (22) is assembled on the surface of the mounting disc (46) in a sliding mode, the triangular block (211) is fixedly connected to the surface of the mounting disc (46), and the synchronous telescopic moving module drives the lateral laser head (22) to slide along the surface of the mounting disc (46) so as to realize the interval adjustment between the lateral laser head (22) and the medial laser head (21).
  5. 5. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 4, wherein the synchronous telescopic moving module comprises a fluted disc (47), the fluted disc (47) penetrates through a mounting disc (46) and is hinged to the surface of a sliding block (44), the fluted disc (47) can rotate around the axis of the fluted disc (47), a curved groove (471) is formed in the surface of the fluted disc (47), a linear groove (461) is formed in the surface of the mounting disc (46), the number of the linear groove (461) and the number of the curved groove (471) are matched with the number of the lateral laser heads (22), and the lateral laser heads (22) correspondingly penetrate through the curved groove (471) and are in sliding fit with the linear groove (461).
  6. 6. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 5, wherein the synchronous telescopic moving module further comprises a driving source (462), the driving source (462) is arranged on the outer side of the mounting plate (46), a fixing plate is outwards extended from the surface of the sliding block (44), and the driving source (462) is fixedly connected to the fixing plate; a driving gear (463) is fixedly arranged on an output shaft of the driving source (462), and the driving gear (463) is meshed with the fluted disc (47).
  7. 7. The acid corrosion resistant low carbon seamless steel pipe thickness measuring device according to claim 6, wherein the curved groove (471) is arc-shaped, one end of the curved groove is close to the center of the fluted disc (47), the other end of the curved groove is far away from the center of the fluted disc (47), and the curved groove (471) is matched with the lateral laser head (22) and is used for driving the lateral laser head (22) to do radial synchronous telescopic movement along the linear groove (461).
  8. 8. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 5, wherein one side of the lateral laser head (22) close to the mounting disc (46) is of a rod-shaped structure; The rod-shaped structure of the lateral laser head (22) and the triangular block (211) are respectively provided with a telescopic section (23), the telescopic sections (23) are of an electric control telescopic structure, and telescopic movement of the lateral laser head (22) and the medial laser head (21) is realized through the telescopic sections (23).
  9. 9. The acid corrosion resistant low-carbon seamless steel tube thickness measuring device according to claim 8, wherein the telescopic section (23) is of a multi-stage electric control telescopic structure, and the telescopic travel of the middle position laser head (21) and the lateral position laser head (22) is enlarged through multi-stage telescopic cooperation, so that the detection requirements of the to-be-detected tubes (3) with different length specifications are adapted.

Description

Acid corrosion resistance low-carbon seamless steel tube thickness measuring device Technical Field The invention provides an acid corrosion resistance low-carbon seamless steel tube thickness measuring device, and particularly relates to the technical field of steel tube thickness measurement. Background The acid corrosion resistant low-carbon seamless steel tube is widely applied to the fields of chemical industry, petroleum, municipal administration and the like, the wall thickness uniformity of the acid corrosion resistant low-carbon seamless steel tube directly determines the use safety and the service life, so that strict wall thickness measurement and detection are needed after production, products are ensured to meet factory standards, the acid corrosion resistant low-carbon seamless steel tube is normally stacked in bundles and conveyed to a detection area in a centralized manner after production, the wall thickness of the steel tube is accurately measured and detected by a detection device, the steel tube can be put in storage and delivered after the steel tube is qualified in detection, and the detection precision and the detection efficiency are needed to be considered in the whole detection flow so as to adapt to the requirement of large-scale production. In the prior art, as the patent with the patent publication number of CN217877550U and the name of a seamless steel tube automatic detection device, a device for detecting the steel tube by adopting a laser measuring head is disclosed, and the device is characterized in that a single steel tube is conveyed to a detection station one by one through a feeding conveying mechanism, so that the automatic metering detection of the outer diameter and the wall thickness of the steel tube is realized; The technology can realize automatic detection of steel pipes, but has obvious defects that firstly, a single detection mode is adopted, most of acid corrosion resistant low-carbon seamless steel pipes are stacked and conveyed in bundles after being produced, a special feeding separation mechanism is additionally arranged, the steel pipes in bundles are separated one by one and then are conveyed singly, equipment investment cost is increased, a great amount of time is consumed in steel pipe separation and feeding links one by one, secondly, the single detection mode is extremely low in efficiency, the mode cannot be adapted to the requirement of batch wall thickness measurement of the steel pipes in bundles, and the requirement of high-efficiency detection in large-scale production is difficult to meet, in addition, the detection structure of the device cannot be adapted to the stacking gesture of the steel pipes in bundles, wall thickness measurement and detection can be completed after each steel pipe is independently positioned, the complexity of a detection flow is further increased, the detection period is prolonged, and the problem of batch and quick wall thickness measurement of the steel pipes in bundles cannot be solved. Therefore, the invention provides an acid corrosion resistance low-carbon seamless steel tube thickness measuring device, which overcomes and improves the defects in the prior art. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides an acid corrosion resistance low-carbon seamless steel tube thickness measuring device, which can effectively solve the related technical problems in the background art. In order to achieve the above purpose, the invention is realized by the following technical scheme: The invention discloses an acid corrosion resistance low-carbon seamless steel tube thickness measuring device, which comprises a laser thickness measuring assembly, wherein the laser thickness measuring assembly comprises a middle laser head and at least one side laser head, and is used for detecting the wall thickness of a plurality of steel tubes arranged in groups; The laser thickness measuring assembly is externally provided with a moving platform, the laser thickness measuring assembly is arranged at the moving end of the moving platform, and the moving end of the moving platform drives the laser thickness measuring assembly to do linear reciprocating motion along the X/Y/Z axis direction, so that the switching of different detection points is realized; A detection station is correspondingly arranged in front of the laser thickness measuring assembly and positioned in the X-axis direction of the moving platform, bundled steel pipes are positioned in the detection station in a mode of stacking a plurality of steel pipes side by side, a middle laser head correspondingly stretches into the center of a gap formed by surrounding a plurality of adjacent steel pipes, and a side laser head correspondingly stretches into an inner channel of the steel pipes; The laser thickness measuring device comprises a movable platform, a movable end of the movable platform, a laser thickness measuring assembl