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CN-224216026-U - Auxiliary device for measuring shaft tube axis centering deviation value

CN224216026UCN 224216026 UCN224216026 UCN 224216026UCN-224216026-U

Abstract

The utility model discloses an auxiliary device for measuring a shaft tube axis centering deviation value, which comprises a frame, an adjusting rod, a guide rod, a supporting rod and a guide wheel, wherein the adjusting rod and the guide rod are longitudinally arranged on the frame, one end of the adjusting rod is spaced from the guide rod and is parallel to the other end of the adjusting rod, a first sliding sleeve is movably sleeved on the adjusting rod, the first sliding sleeve adjusts the height position through a first adjusting mechanism arranged on the adjusting rod, a second sliding sleeve is sleeved on the guide rod, two ends of the supporting rod are respectively connected with the first sliding sleeve and the second sliding sleeve, the guide wheel is movably sleeved on the supporting rod, an annular groove is formed in the outer circumference of the guide wheel, and the guide wheel adjusts the left and right positions through a second adjusting mechanism arranged on the supporting rod. The structure is convenient for adjusting the position of the steel wire, thereby being convenient for measuring the centering deviation value of the short shaft pipe and the stern shaft pipe on site.

Inventors

  • YAN SONG
  • XIA DUAN
  • Lu Shengguang
  • ZHAO HAIDI

Assignees

  • 三峡基地发展有限公司白鹤滩分公司
  • 中国长江三峡集团有限公司

Dates

Publication Date
20260508
Application Date
20250613

Claims (10)

  1. 1. The auxiliary device for measuring the centering deviation value of the shaft tube axis is characterized by comprising a frame (10), an adjusting rod (20), a guide rod (30), a supporting rod (40) and a guide wheel (50), wherein the adjusting rod (20) and the guide rod (30) are longitudinally arranged on the frame (10), one end of the adjusting rod (20) is separated from the guide rod (30) by a distance and is parallel to the other end, a first sliding sleeve (21) is movably sleeved on the adjusting rod (20), the first sliding sleeve (21) is used for adjusting the height position through a first adjusting mechanism arranged on the adjusting rod (20), a second sliding sleeve (31) is sleeved on the guide rod (30), two ends of the supporting rod (40) are respectively connected with the first sliding sleeve (21) and the second sliding sleeve (31), the guide wheel (50) is movably sleeved on the supporting rod (40), a ring groove (51) is formed in the outer circumference of the guide wheel (50), and the guide wheel (50) is used for adjusting the left and right positions through a second adjusting mechanism arranged on the supporting rod (40).
  2. 2. The auxiliary device for measuring the centering deviation value of the shaft tube axis according to claim 1, wherein the first adjusting mechanism comprises a first nut (22), the outer wall of the adjusting rod (20) is provided with external threads, the adjusting rod (20) is provided with the first nut (22) in a screwed connection at the lower end of the first sliding sleeve (21), or the adjusting rod (20) is provided with the first nut (22) in a screwed connection at the lower side and the upper side of the first sliding sleeve (21).
  3. 3. The auxiliary device for measuring the shaft tube axis centering deviation value according to claim 1, wherein the first adjusting mechanism comprises a first nut (22), an outer wall of the adjusting rod (20) is provided with an external thread, the adjusting rod (20) is provided with the first nut (22) in a screwed connection mode at the lower end of the first sliding sleeve (21), the adjusting rod (20) is of a tube structure, a first long hole (201) extending along the axial direction is formed in the adjusting rod (20), the first long hole (201) penetrates through the adjusting rod (20), a first pressing block (202) and a first spring (203) are arranged in the adjusting rod (20), two ends of the first pressing block (202) extend out of the first long hole (201) respectively, the first pressing block (202) is located at the upper end of the first sliding sleeve (21), the upper end of the adjusting rod (20) is closed, one end of the first spring (203) abuts against the first pressing block (202), and the other end abuts against the upper end of the adjusting rod (20).
  4. 4. The auxiliary device for measuring the centering deviation value of the shaft tube axis according to claim 3, wherein the first pressing block (202) is of a T-shaped structure, two opposite ends of the first pressing block (202) respectively extend out of the first long hole (201), and the other ends of the first pressing block are inserted into the first spring (203).
  5. 5. The auxiliary device for measuring the shaft tube axis centering deviation value according to claim 1, wherein the second adjusting mechanism comprises a second nut (52), external threads are arranged on the outer wall of the supporting rod (40), and the second nuts (52) are respectively and rotatably connected to the supporting rod (40) at two sides of the guide wheel (50).
  6. 6. The auxiliary device for measuring the shaft tube axis centering deviation value according to claim 1, wherein the second adjusting mechanism comprises a second nut (52), an external thread is arranged on the outer wall of the supporting rod (40), the second nut (52) is rotatably connected to one side of the supporting rod (40) located on the guide wheel (50), the supporting rod (40) is of a tube body structure, a second long hole (401) extending along the axial direction is formed in the supporting rod (40), the second long hole (401) penetrates through the supporting rod (40), a second pressing block (402) and a second spring (403) are arranged in the supporting rod (40), two ends of the second pressing block (402) extend out of the second long hole (401) respectively, the second pressing block (402) is located on the other side of the guide wheel (50), one end of the second spring (403) abuts against the second pressing block (402), and the other end of the second spring (403) abuts against the first sliding sleeve (21) or the second sliding sleeve (31).
  7. 7. The auxiliary device for measuring the centering deviation value of the shaft tube axis according to claim 6, wherein the second pressing block (402) is of a T-shaped structure, two opposite ends of the second pressing block (402) respectively extend out of the second long hole (401), and the other ends of the second pressing block are inserted into the second spring (403).
  8. 8. The auxiliary device for measuring the axial centering deviation value of the shaft tube according to claim 1, wherein two extension rods (14) are fixedly arranged at the top of the frame (10), and the extension rods (14) are connected with the magnetic base (70).
  9. 9. The auxiliary device for measuring the axial line centering deviation value of the shaft tube according to claim 8, wherein the extension rod (14) is provided with a fixing hole (141), the adjusting plate (60) is provided with a third long hole (61) extending longitudinally, the threaded end of the screw (80) passes through the fixing hole (141) and the third long hole (61) and is rotatably provided with a limit nut (81), and one end of the adjusting plate (60) far away from the frame (10) is connected with the magnetic seat (70).
  10. 10. The auxiliary device for measuring the shaft tube axis centering deviation value according to claim 9, wherein one end of the adjusting plate (60) far away from the frame (10) is hinged with a hinge joint (71) through a pivot, a screw (711) is arranged on the hinge joint (71), and the screw (711) is screwed and fixed with a threaded hole on the magnetic seat (70).

Description

Auxiliary device for measuring shaft tube axis centering deviation value Technical Field The utility model relates to the technical field of ship overhaul auxiliary tools, in particular to an auxiliary device for measuring a centering deviation value of an axle tube axis. Background In places without ship overhauling factories such as lakes and inland rivers in remote mountainous areas, the axis centering deviation values of the ship short shaft tube 2 and the stern shaft tube 4 need to be measured in the ship overhauling process, and the axis centering deviation values are used for determining whether the short shaft tube 2 and the stern shaft tube 4 deform or not. Referring to fig. 7, the bottom 1 is provided with a stub shaft tube 2 and a stern shaft tube 4, the stub shaft tube 2 is connected with the bottom 1 of the hull through a first support structure 3, the stern shaft tube 4 is connected with the bottom 1 of the hull through a second support structure 5, and when measuring, the distances between the two ends of the stub shaft tube 2 and the two ends of the stern shaft tube 4 and the central axis, namely the centering deviation value, need to be measured. In order to facilitate on-site measurement, an auxiliary device for measuring the centering deviation value of the shaft tube axis is designed. Disclosure of utility model The utility model aims to provide an auxiliary device for measuring the centering deviation value of a shaft tube axis, which is convenient for measuring the centering deviation value of a short shaft tube and a stern shaft tube on site. In order to achieve the above purpose, the utility model provides an auxiliary device for measuring the centering deviation value of the axis of a shaft tube, which comprises a frame, an adjusting rod, a guide rod, a supporting rod and a guide wheel, wherein the adjusting rod and the guide rod are longitudinally arranged on the frame, one end of the adjusting rod is spaced from the guide rod and is parallel to the other end of the adjusting rod, a first sliding sleeve is movably sleeved on the adjusting rod, the first sliding sleeve adjusts the height position through a first adjusting mechanism arranged on the adjusting rod, a second sliding sleeve is sleeved on the guide rod, two ends of the supporting rod are respectively connected with the first sliding sleeve and the second sliding sleeve, the guide wheel is movably sleeved on the supporting rod, an annular groove is formed in the outer circumference of the guide wheel, and the guide wheel adjusts the left and right positions through a second adjusting mechanism arranged on the supporting rod. The first adjusting mechanism comprises a first nut, an external thread is arranged on the outer wall of the adjusting rod, the lower end of the adjusting rod, which is positioned on the first sliding sleeve, is connected with the first nut in a screwed mode, or the lower side and the upper side, which are positioned on the first sliding sleeve, of the adjusting rod are respectively connected with the first nut in a screwed mode. The first adjusting mechanism comprises a first nut, the outer wall of the adjusting rod is provided with external threads, the lower end of the adjusting rod, which is located on the first sliding sleeve, is connected with the first nut in a rotating mode, the adjusting rod is of a pipe body structure, a first long hole extending along the axial direction is formed in the adjusting rod, the first long hole penetrates through the adjusting rod, a first pressing block and a first spring are installed in the adjusting rod, two ends of the first pressing block extend out of the first long hole respectively, the first pressing block is located at the upper end of the first sliding sleeve, the upper end of the adjusting rod is closed, one end of the first spring abuts against the first pressing block, and the other end of the first spring abuts against the upper end of the adjusting rod. The first pressing block is of a T-shaped structure, two opposite ends of the first pressing block extend out of the first long hole respectively, and the other end of the first pressing block is inserted into the first spring. The second adjusting mechanism comprises a second nut, external threads are arranged on the outer wall of the supporting rod, and the second nuts are respectively and rotatably connected to the two sides of the guide wheel on the supporting rod. The second adjusting mechanism comprises a second nut, an external thread is arranged on the outer wall of the supporting rod, the second nut is rotatably connected to one side of the guide wheel on the supporting rod, the supporting rod is of a tube body structure, a second long hole extending along the axial direction is formed in the supporting rod, the second long hole penetrates through the supporting rod, a second pressing block and a second spring are arranged in the supporting rod, two ends of the second pressing block extend