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CN-121993465-A - Detection lock catch mechanism

CN121993465ACN 121993465 ACN121993465 ACN 121993465ACN-121993465-A

Abstract

The application relates to the technical field of locking devices, in particular to a detection locking mechanism which comprises a base, a stop block, a first elastic piece, a rotation locking piece, a sliding piece and a second elastic piece, wherein the base is provided with a slot, the sliding piece is provided with a lock pin, the sliding piece is provided with a handle, the sliding piece is elastically connected with the base through the second elastic piece, a locking step is formed between the sliding piece and the lock pin, one end of the rotation locking piece is rotationally connected with the top surface of the base, the other end of the rotation locking piece is provided with a collision block, the rotation locking piece is provided with a locking protrusion, when the locking protrusion collides with the locking step, the lock pin is positioned on one side of the slot, the handle is separated from one end surface of the base, and when the handle collides with one end surface of the base, the lock pin penetrates through the slot, and the locking protrusion is separated from the locking step. The locking device has the advantages of simple structure, low cost and convenient use, is beneficial to rapidly locking and unlocking the lock catch of the workpiece, and can maintain the lock pin in an unlocking state for a long time when the locking protrusion is locked with the locking step.

Inventors

  • CHEN JINXIAN
  • LUO YIHAO
  • WU CHENYU
  • Kong Shunlei

Assignees

  • 东莞市中泰模具有限公司

Dates

Publication Date
20260508
Application Date
20260130

Claims (9)

  1. 1. The detection locking mechanism is characterized by comprising a base body (1), a stop block (2), a first elastic piece (3), a rotation locking piece (4), a sliding piece (5) and a second elastic piece (6), wherein an inserting groove (7) is concavely formed in one side surface of the base body (1), the sliding piece (5) is slidably connected to the base body (1), the sliding piece (5) is movably arranged on one side of the inserting groove (7), a lock pin (8) is arranged at one end, close to the inserting groove (7), of the sliding piece (5), a handle (9) is arranged at one end, close to the inserting groove (7), of the sliding piece (5), the handle (9) is positioned outside one end surface of the base body (1), the sliding piece (5) is elastically connected with the base body (1) through the second elastic piece (6), the second elastic piece (6) is used for applying elastic force towards the inserting groove (7), a locking step (10) is formed between one end surface, far from the handle (9), far from the sliding piece (5), of the locking piece (2) is arranged on the other side of the top surface of the base body (1), one end, close to the inserting groove (7), of the sliding piece (5) is provided with a handle (9), the handle (9) is arranged at the other end, and the other end, close to the rotating piece (4) is provided with a rotation stop piece (11), the two ends of the first elastic piece (3) are respectively and elastically connected with the abutting block (11) and the stop block (2), the middle part of the rotary clamping piece (4) is convexly provided with a clamping protrusion (12) which is used for abutting against the clamping step (10), when the clamping protrusion (12) abuts against the clamping step (10), the lock pin (8) is positioned on one side of the slot (7), the handle (9) is separated from one end face of the base body (1), and when the handle (9) abuts against one end face of the base body (1), the lock pin (8) laterally stretches into a notch of the slot (7), and the clamping protrusion (12) is separated from the clamping step (10).
  2. 2. The detecting latch mechanism according to claim 1, wherein a chute (13) communicated with the slot (7) is arranged on one side of the top surface of the base body (1), the chute (13) is positioned on the side surface of the slot (7), and the sliding piece (5) is movably arranged in the chute (13).
  3. 3. The detecting latch mechanism according to claim 2, wherein the sliding member (5) comprises a baffle ring (14) and a guide rod (15) which are coaxially connected, the lock pin (8) is connected to one side surface of the baffle ring (14) far away from the guide rod (15), the guide sleeve (16) is embedded in the sliding groove (13), the guide rod (15) penetrates through the guide sleeve (16) in a sliding manner, the handle (9) is arranged at one end of the guide rod (15) far away from the baffle ring (14), and a clamping step (10) is formed between the baffle ring (14) and the lock pin (8).
  4. 4. The detecting latch mechanism according to claim 3, wherein the second elastic member (6) is a return spring, the return spring is sleeved outside the guide rod (15) and is located in the chute (13), and two ends of the return spring elastically abut against the stop ring (14) and the inner end surface of the chute (13) or the end surface of the guide sleeve (16), respectively.
  5. 5. The detecting latch mechanism according to claim 1, wherein the handle (9) is provided with a pull hole (17).
  6. 6. The detecting latch mechanism according to claim 1, wherein the first elastic member (3) is a locking spring.
  7. 7. The detecting latch mechanism according to claim 1 or 6, wherein the stopper (2) is concavely provided with a fixing hole, one end of the first elastic member (3) is installed in the fixing hole, and the other end of the first elastic member (3) extends out of the fixing hole and elastically abuts against a side surface of the abutting block (11).
  8. 8. The detecting latch mechanism according to claim 7, wherein the bottom wall of the fixing hole is provided with a limit rod (19), and one end of the limit rod (19) extends out of the fixing hole and is used for abutting against the side face of the abutting block (11).
  9. 9. The detecting latch mechanism according to claim 1, wherein the base body (1) is provided with a plurality of latch ears (20).

Description

Detection lock catch mechanism Technical Field The invention relates to the technical field of locking devices, in particular to a detection locking mechanism. Background In the production and processing process of various workpieces, the workpieces with locking structures need to finish the performance detection of the locking through a special detection tool, the locking of the workpieces needs to be accurately locked on the detection tool before detection, and the workpieces are quickly unlocked and taken down after detection is finished, so that the locking and unlocking convenience of the locking mechanism for detection is directly influenced on the detection efficiency of the workpieces. At present, a detection locking mechanism for a workpiece lock catch in the prior art is mainly fixed by adopting a single sliding bolt type structure or a screwing type clamping structure. The sliding bolt type structure is characterized in that the sliding bolt type structure is locked by means of the elastic piece driving bolt, the unlocking operation is simpler, but the unlocking state cannot be kept for a long time, the screwing type clamping structure is good in locking stability, but the locking and the unlocking are completed by screwing the handle, and the operation steps are complex. Thus, the drawbacks are quite apparent and there is a need to provide a solution. Disclosure of Invention In order to solve the above technical problems, an object of the present invention is to provide a detection latch mechanism. In order to achieve the above purpose, the present invention adopts the following technical scheme: a detection locking mechanism comprises a base, a stop block, a first elastic piece, a rotation locking piece, a sliding piece and a second elastic piece, wherein a slot is concavely formed in one side face of the base, the sliding piece is connected to the base in a sliding mode, the sliding piece is movably arranged on one side of the slot, a lock pin is arranged at one end, close to the slot, of the sliding piece, a handle is arranged at one end, far away from the slot, of the sliding piece, the handle is located outside one end face of the base, the sliding piece is elastically connected with the base through the second elastic piece, the second elastic piece is used for applying elastic force towards the slot to the sliding piece, a locking step is formed between one end face, far away from the handle, of the sliding piece and the lock pin, the stop block is arranged on the other side face of the top face of the base, one end of the rotation locking piece is in rotary connection with the top face of the base, the other end of the rotation locking piece is provided with an abutting block, two ends of the first elastic piece are respectively in elastic connection with the abutting block and the stop block, a locking protrusion used for abutting against the locking step is convexly arranged in the middle of the rotation locking piece, when the locking protrusion abuts against the locking step, the locking protrusion is located on one side of the slot, the handle is separated from one end face of the base, which faces the locking step abuts against one end face of the base, and the side face of the stop protrusion protrudes into the slot when the side of the locking step abuts against the side. Further, a sliding groove communicated with the slot is formed in one side of the top surface of the base body, the sliding groove is located on the side face of the slot, and the sliding piece is movably arranged in the sliding groove. Further, the sliding piece comprises a baffle ring and a guide rod which are coaxially connected, the lock pin is connected to one side surface of the baffle ring, which is far away from the guide rod, the guide sleeve is embedded in the sliding groove, the guide rod penetrates through the guide sleeve in a sliding mode, the handle is arranged at one end of the guide rod, which is far away from the baffle ring, and a clamping step is formed between the baffle ring and the lock pin. Further, the second elastic piece is a reset spring, the reset spring is sleeved outside the guide rod and is positioned in the sliding groove, and two ends of the reset spring are respectively elastically abutted against the inner end surfaces of the baffle ring and the sliding groove or the end surfaces of the guide sleeve. Further, the handle is provided with a pull hole. Further, the first elastic member is a locking spring. Further, the stop block is concavely provided with a fixing hole, one end of the first elastic piece is arranged in the fixing hole, and the other end of the first elastic piece extends out of the fixing hole and elastically abuts against the side face of the abutting block. Further, the gag lever post has been installed to the diapire of fixed orifices, and the one end of gag lever post stretches out outside the fixed orifices and is used for contradicting with the side of con