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CN-122007935-A - Clamp assembly of marine heavy-duty engine cylinder body

CN122007935ACN 122007935 ACN122007935 ACN 122007935ACN-122007935-A

Abstract

The invention relates to the technical field of engine cylinder processing, and provides a clamp assembly of a marine heavy engine cylinder, which comprises a clamp body, a clamp and a clamp, wherein a clamping area is formed on one side of the clamp body, and a mounting area is formed on the other side of the clamp body; the lifting mechanism is arranged in the installation area, the locking mechanism is detachably arranged in the installation area and corresponds to the lifting mechanism, the locking mechanism is separated from the lifting mechanism in a first working position, and the lifting mechanism lifts a workpiece and is matched with the lifting mechanism to lock the lifting mechanism in a second working position. The clamp body is designed to be provided with the clamping area and the mounting area, and the jacking mechanism and the locking mechanism are assembled and arranged in the mounting area, so that the finish boring hole processing of the clamp body is avoided, the realization of jacking and wedging is ensured, and the high cost for manufacturing special processing equipment is saved.

Inventors

  • LV JUN
  • ZHANG YING
  • MA CHAO
  • NING JIALIANG
  • YIN HONGSHI
  • FANG YU
  • ZHAO JIYE
  • ZHAO LEIMING
  • ZHANG XIN
  • Fan Zhenghu

Assignees

  • 通用技术集团机床工程研究院有限公司

Dates

Publication Date
20260512
Application Date
20260206

Claims (10)

  1. 1. A clamp assembly for a marine heavy duty engine block, comprising: the clamp comprises a clamp body (1), wherein a clamping area is formed on one side of the clamp body (1), and a mounting area is formed on the other side of the clamp body (1); The jacking mechanism (2) is arranged in the installation area; the locking mechanism (3) is detachably arranged in the installation area, and the locking mechanism (3) is arranged corresponding to the jacking mechanism (2); in a first working position, the locking mechanism (3) is separated from the jacking mechanism (2); In a second working position, the lifting mechanism (2) lifts the workpiece, and the locking mechanism (3) is matched with the lifting mechanism (2) so as to lock the lifting mechanism (2).
  2. 2. The clamp assembly of a marine heavy-duty engine block according to claim 1, characterized in that the clamp body (1) comprises: Two side plates (11), the two side plates (11) being symmetrically arranged along a first direction; The base (12) is arranged at the bottoms of the two side plates (11), and the base (12) and the side plates (11) are enclosed to form the clamping area; a top plate (13) provided on top of the side plate (11); Wherein a side of the base (12) remote from the workpiece forms the mounting region, the mounting region comprising: A housing chamber (121), the housing chamber (121) being formed with a jacking hole (122) communicating with the clamping area; And the guide holes (123) are arranged on two sides of the accommodating cavity (121), and the guide holes (123) are communicated with the clamping area.
  3. 3. The clamp assembly of a marine heavy-duty engine block according to claim 2, characterized in that the jacking mechanism (2) comprises: The first driving part (21) is arranged in the accommodating cavity (121), the first driving part (21) is provided with an extending rod, and the extending rod is movably inserted into the jacking hole (122); The jacking plate (22) is arranged in the clamping area, and the jacking plate (22) is connected with one end of the extending rod, which is far away from the first driving part (21); The guide rod (23) is movably inserted into the guide hole (123), one end of the guide rod (23) is connected with the jacking plate (22), and the other end of the guide rod (23) forms an inclined plane.
  4. 4. A clamp assembly for a marine heavy-duty engine block according to claim 3, characterized in that the locking mechanism (3) comprises: The mounting seat (31) is detachably arranged on the base (12); The wedge iron part (32) is arranged on the mounting seat (31) and corresponds to the guide rod (23), and one side of the wedge iron part (32) close to the guide rod (23) is provided with an inclined surface in abutting fit with the end part of the guide rod (23); a push-pull rod (33) arranged along the first direction, wherein one end of the push-pull rod (33) is connected with the wedge part (32); The output end of the second driving part (34) is connected with one end of the push-pull rod (33) away from the wedging part (32), so that the push-pull rod (33) moves in the first direction to change the position of the wedging part (32), and the wedging part (32) is separated from or matched with the guide rod (23).
  5. 5. The clamp assembly of a marine heavy duty engine block according to claim 2, further comprising a plurality of clamping mechanisms (4), a plurality of the clamping mechanisms (4) being disposed at intervals along the first direction to the side plate (11), the clamping mechanisms (4) comprising: a third driving unit (41) provided on the top plate (13); the pressing plate (42) is hinged with the side plate (11), one end of the pressing plate (42) is connected with the output end of the third driving part (41), and the other end of the pressing plate (42) extends out of the side plate (11) and into the clamping area; A first command lever (43) connected to one end of the pressing plate (42) located in the side plate (11); A first switch (44) provided on the side plate (11); In the process from the first working position to the second working position, the third driving part (41) drives the pressing plate (42) to rotate and abut against the workpiece, and the pressing plate (42) drives the first command rod (43) to swing until the first command rod (43) triggers the first switch (44).
  6. 6. The clamp assembly of a marine heavy-duty engine block according to claim 2, further comprising a conveying mechanism (5), the conveying mechanism (5) comprising: a conveying roller way (51) arranged on one side surface of the base (12) close to the workpiece along the first direction; the stop block (52) is arranged at one end, far away from the feeding port, of the clamp body (1); And a buffer (53) provided on one side of the stopper (52) near the workpiece.
  7. 7. The clamp assembly of a marine heavy duty engine block as claimed in claim 6, further comprising a loading mechanism (6), said loading mechanism (6) comprising: a loading support plate (61) arranged on the conveying roller way (51); the hoisting limiting bracket (62) is arranged at one end of the feeding supporting plate (61) far away from the feeding direction; and a limiting pin (63) arranged on the feeding support plate (61).
  8. 8. The marine heavy duty engine block clamp assembly of claim 7, further comprising: a second command lever (71) provided on the base (12); a second switch (72) provided on the base (12); in the process that the workpiece reaches the first working position, the feeding supporting plate (61) pushes the second command rod (71), the second command rod (71) swings and triggers the second switch (72), and the jacking mechanism (2) is started.
  9. 9. The clamp assembly of a marine heavy duty engine block of claim 2, further comprising a positioning mechanism comprising: A positioning pin (81) provided on the top plate (13), the end of the positioning pin extending to a side close to the workpiece; and the positioning block (82) is arranged on one side of the top plate (13) close to the workpiece.
  10. 10. The clamp assembly of a marine heavy duty engine block according to any one of claims 2 to 9, further comprising: the positioning navel (91) is arranged on one side of the workpiece, which is close to the side plate (11); The anti-misloading switch (92) is arranged on the side plate (11), and the anti-misloading switch is matched with the positioning navel (91).

Description

Clamp assembly of marine heavy-duty engine cylinder body Technical Field The invention relates to the technical field of engine cylinder body machining, in particular to a clamp assembly of a marine heavy-duty engine cylinder body. Background The marine heavy-duty engine is a core part in the field of ships, and the machining quality of the marine heavy-duty engine directly determines the performance of the engine. In the key working procedures of milling the gear surface and the thrust surface, the machined position of the workpiece faces to the cutter during machining, the workpiece is required to be inverted on the clamp, the manual clamp is used for positioning and clamping in the traditional process, and the lower plane of the workpiece is used as a positioning surface. In the actual clamping and processing work of an engine, the correlation size between the processing position of the process and the plane on the workpiece is particularly important, so that the processing error of the height of the workpiece can negatively influence the processing precision of the process. In addition, in order to ensure reliable clamping of the clamp, a composite wedge structure is generally adopted for locking, and in the prior art, in order to install the wedge structure, a mounting hole needs to be finely bored in a clamp body, wherein the mounting hole at least comprises a vertical push rod mounting hole and a horizontal wedge mounting hole. When the common four-cylinder, six-cylinder and other automobile engine cylinder bodies are processed, the length of the horizontal boring hole of the clamp body is usually not more than 1 meter, the processing difficulty is not high, and when the heavy-duty engine is clamped, special fine processing equipment is needed for the fine boring hole needed by the wedge iron structure installation due to the fact that the size of the clamp body is enlarged, the special design is needed for the equipment, the production is not suitable, the precision requirement is high, the weight is large, and therefore the cost is extremely high. Disclosure of Invention The invention provides a clamp assembly of a marine heavy-duty engine cylinder body, which is used for solving the technical problems of high processing difficulty, high cost and the like caused by the fact that special equipment is required to carry out fine boring processing on the clamp body when the marine heavy-duty engine cylinder body is clamped. The invention provides a clamp assembly of a marine heavy-duty engine cylinder body, which comprises the following components: the clamp comprises a clamp body, wherein a clamping area is formed on one side of the clamp body, and a mounting area is formed on the other side of the clamp body; the jacking mechanism is arranged in the installation area; The locking mechanism is detachably arranged in the installation area and corresponds to the jacking mechanism; in a first working position, the locking mechanism is separated from the jacking mechanism; In a second working position, the lifting mechanism lifts the workpiece, and the locking mechanism is matched with the lifting mechanism to lock the lifting mechanism. According to the clamp assembly of the marine heavy-duty engine cylinder body provided by the invention, the clamp body comprises: Two side plates symmetrically arranged along a first direction; the base is arranged at the bottoms of the two side plates, and the base and the side plates enclose the clamping area; the top plate is arranged at the top of the side plate; wherein, the base is kept away from one side of work piece forms the installation region, the installation region includes: The holding cavity is provided with a jacking hole communicated with the clamping area; the guide holes are arranged on two sides of the accommodating cavity and are communicated with the clamping area. According to the clamp assembly of the marine heavy-duty engine cylinder body provided by the invention, the jacking mechanism comprises: The first driving part is arranged in the accommodating cavity and is provided with an extending rod which is movably inserted into the jacking hole; the jacking plate is arranged in the clamping area and is connected with one end, far away from the first driving part, of the extending rod; the guide rod is movably inserted into the guide hole, one end of the guide rod is connected with the jacking plate, and the other end of the guide rod forms an inclined plane. According to the invention, the clamp assembly of the marine heavy-duty engine cylinder body comprises: The mounting seat is detachably arranged on the base; The wedge iron part is arranged on the mounting seat and corresponds to the guide rod, and one side of the wedge iron part, which is close to the guide rod, is provided with an inclined surface in abutting fit with the end part of the guide rod; The push-pull rod is arranged along the first direction, and one end of the push-pull rod is