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CN-224223125-U - Turnover mechanism

CN224223125UCN 224223125 UCN224223125 UCN 224223125UCN-224223125-U

Abstract

The utility model discloses a turnover mechanism which comprises a fixed seat, a turnover arm rotationally connected with the fixed seat and a driving assembly used for driving the turnover arm to rotate, wherein the turnover mechanism comprises a first state and a second state, the turnover arm comprises a limiting part, the fixed seat comprises a limiting block, the limiting part is combined with the limiting block in the first state, the limiting block is far away from the limiting block in the second state, the turnover mechanism comprises a first buffer and a second buffer which are fixed on the fixed seat, the first buffer is used for supporting a first supporting part of the turnover arm in the first state, and the second buffer is used for supporting a second supporting part of the turnover arm in the second state. The first buffer and the second buffer are used for supporting the turning arm at different motion nodes, so that kinetic energy in the motion process is effectively absorbed, and impact and vibration caused by inertia or high load are reduced.

Inventors

  • HE JIANHUA
  • WANG XIAOJIE
  • GUO JING
  • LIN TAO
  • ZHU ZHENYOU

Assignees

  • 江苏北人智能制造科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250414

Claims (10)

  1. 1. The turnover mechanism is characterized by comprising a fixed seat, a turnover arm rotationally connected with the fixed seat and a driving assembly used for driving the turnover arm to rotate, wherein the turnover mechanism comprises a first state and a second state, the turnover arm comprises a limiting part, the fixed seat comprises a limiting block, the limiting part is combined with the limiting block in the first state, the limiting block is far away from the limiting block in the second state, the turnover mechanism comprises a first buffer and a second buffer fixed on the fixed seat, the first buffer is used for supporting the first supporting part of the turnover arm in the first state, and the second buffer is used for supporting the second supporting part of the turnover arm in the second state.
  2. 2. The flip mechanism of claim 1 wherein the first support includes an abutment surface formed on the flip arm, the abutment surface of the flip arm facing downward and being directly above the first bumper in the first state.
  3. 3. The turnover mechanism according to claim 1, wherein the first supporting portion includes two first buffer seats symmetrically disposed on both sides of the turnover arm, and the turnover mechanism includes two first buffers disposed in one-to-one correspondence with the two first buffer seats.
  4. 4. The turnover mechanism according to claim 1, wherein the second supporting portion includes two second buffer seats symmetrically disposed on both sides of the turnover arm, and the turnover mechanism includes two second buffers disposed in one-to-one correspondence with the two second buffer seats.
  5. 5. The turnover mechanism of claim 1, wherein the turnover arm has a first connection part and a second connection part, the first connection part is rotatably mounted on the fixed seat through a first rotation shaft, the second connection part is rotatably connected with a driving rod of the driving assembly, the driving rod has a first position in the first state, the driving rod has a second position in the second state, and the first rotation shaft is positioned on a middling line connecting the first position and the second position.
  6. 6. The tilting mechanism according to claim 5, wherein the driving rod is a Y-shaped link rod, the second connecting portion is connected to the Y-shaped link rod through a second rotation shaft, the driving rod has a first position, meaning a position of the second rotation shaft in the first state, and the driving rod has a second position, meaning a position of the second rotation shaft in the second state.
  7. 7. The tilting mechanism of claim 1, wherein the tilting mechanism comprises a linkage mechanism for limiting movement of the tilting arm in the second state, the linkage mechanism being coupled to the fixed base via a second rotational axis, a first end of the linkage mechanism being rotatably coupled to the second coupling portion, and a second end of the linkage mechanism being rotatably coupled to the drive rod.
  8. 8. The tilting mechanism of claim 7, wherein in the first state the drive rod has a first position and in the second state the drive rod has a second position, the second axis of rotation being located at a perpendicular bisector of the line connecting the first and second positions.
  9. 9. The tilting mechanism of claim 1, wherein the drive assembly comprises a standard cylinder, the standard cylinder travel being greater than 100mm.
  10. 10. The flip mechanism of claim 1 wherein the flip arm has a flip angle from the first state to the second state of no less than 80 ° and no more than 90 °.

Description

Turnover mechanism Technical Field The utility model relates to the field of turnover equipment, in particular to a turnover mechanism. Background At present, in industrial production, welding is an important processing technology and is widely applied to the fields of machinery, automobiles, ships and the like. The existing tool is turned over to the upper side of the product through the air cylinder turning structure, accurate positioning of the tool on the product is completed, and welding of the product is facilitated. In the prior art, the tool has certain weight and has requirements on the bearing capacity and stability of the whole turnover mechanism. When the load weight is excessive, the problems of unstable overturning movement and inaccurate positioning often occur. Disclosure of utility model The utility model aims to provide a turnover mechanism, which at least solves the technical problem that the turnover mechanism is not stable enough when driving high load to move in the prior art. In order to achieve one of the above objects, an embodiment of the present utility model provides a turnover mechanism, which includes a fixed seat, a turnover arm rotatably connected to the fixed seat, and a driving assembly for driving the turnover arm to rotate, wherein the turnover mechanism includes a first state and a second state, the turnover arm includes a limiting portion, the fixed seat includes a limiting block, the limiting portion is combined with the limiting block in the first state, and the limiting block is far away from the limiting block in the second state, the turnover mechanism includes a first buffer and a second buffer fixed to the fixed seat, the first buffer is used for supporting a first supporting portion of the turnover arm in the first state, and the second buffer is used for supporting a second supporting portion of the turnover arm in the second state. As a further improvement of one embodiment of the present utility model, the first supporting portion includes an abutment plane formed on the flip arm, and in the first state, the abutment plane of the flip arm faces downward and is located directly above the first damper. As a further improvement of an embodiment of the present utility model, the first supporting portion includes two first buffer seats symmetrically disposed on two sides of the tilting arm, and the tilting mechanism includes two first buffers disposed in one-to-one correspondence with the two first buffer seats. As a further improvement of an embodiment of the present utility model, the second supporting portion includes two second buffer seats symmetrically disposed on two sides of the tilting arm, and the tilting mechanism includes two second buffers disposed in one-to-one correspondence with the two second buffer seats. As a further improvement of an embodiment of the utility model, the turnover arm is provided with a first connecting part and a second connecting part, the first connecting part is rotatably arranged on the fixed seat through a first rotating shaft, the second connecting part is rotatably connected with a driving rod of the driving assembly, the driving rod is provided with a first position in the first state, the driving rod is provided with a second position in the second state, and the first rotating shaft is positioned on a middling line connecting the first position and the second position. As a further improvement of an embodiment of the present utility model, the driving rod is a Y-shaped connection rod, the second connection portion is connected to the Y-shaped connection rod through a second rotation shaft, the driving rod has a first position, which means a position of the second rotation shaft in the first state, and the driving rod has a second position, which means a position of the second rotation shaft in the second state. As a further improvement of an embodiment of the utility model, the turnover mechanism comprises a link mechanism used for limiting the movement of the turnover arm in the second state, the link mechanism is connected to the fixed seat through a second rotating shaft, the first end of the link mechanism is rotationally connected with the second connecting part, and the second end of the link mechanism is rotationally connected with the driving rod. As a further improvement of an embodiment of the present utility model, in the first state, the driving lever has a first position, and in the second state, the driving lever has a second position, and the second rotation shaft is located at a perpendicular bisector of a line connecting the first position and the second position. As a further improvement of an embodiment of the utility model, the drive assembly comprises a standard cylinder, the standard cylinder travel being greater than 100mm. As a further improvement of an embodiment of the present utility model, the flip arm has a flip angle from the first state to the second state of not less than 80 ° and not mo