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CN-116470366-B - Fool-proof device for cutting PINs with different lengths of multiple PIN PINs

CN116470366BCN 116470366 BCN116470366 BCN 116470366BCN-116470366-B

Abstract

The invention discloses a PIN cutting fool-proof device with a plurality of PIN PINs and different lengths, which is characterized by comprising an inserting template and a pressing plate, wherein the inserting template is arranged on the upper plane of a static knife, a first open slot is arranged in the middle of the inserting template, a special-shaped through hole is arranged on the bottom surface of the slot, the shape of the special-shaped through hole is matched with the shape of a workpiece, the position of the special-shaped through hole corresponds to the positions of PIN jacks and solid PIN jacks, a third open slot is arranged on the lower bottom surface of the pressing plate and is used for clamping the inserting template, the pressing plate and an installation seat are locked and fixed through locking bolts, a plurality of threaded holes are formed in the upper plane of the pressing plate, and compression screws are connected in the threaded holes and are used for fixing the static knife and the inserting template. According to the invention, the special-shaped through holes are formed through the inserting template, so that the correct inserting direction of the workpiece is ensured, the optical fiber sensor is used for detecting the in-place information of the workpiece, and the cylinder is started to cut the pins only when the in-place insertion of the workpiece is detected, thereby effectively preventing the pin cutting errors and the incapacitation of the workpiece in-place insertion, so that the pin cutting length tolerance cannot meet the requirements, and avoiding the huge cost waste of scrapped products.

Inventors

  • ZOU ZHINONG
  • LIU XIAOYE
  • ZOU YA

Assignees

  • 江西天孚科技有限公司

Dates

Publication Date
20260505
Application Date
20230314

Claims (5)

  1. 1. The utility model provides a foot fool-proof device is cut to different length of a plurality of PIN feet, includes work platform, moves sword, quiet sword, mount pad, cylinder and connecting block, the mount pad is installed at the upper middle part of work platform upper surface, the cylinder is installed in the middle of the mount pad left end, the piston rod end of cylinder is connected with the connecting block, move the sword and install on the connecting block, both sides all are equipped with the square boss that upwards extends around the mount pad right-hand member, form the draw-in groove in the middle of two square bosss, quiet sword card is located in the draw-in groove to with mount pad fixed connection, quiet sword inside is equipped with the cross section basic shape and is rectangular logical groove, is equipped with upwards extending and the step recess of controlling in the middle on the upper lateral wall of this logical groove, the upper lateral wall thickness of step recess is unanimous with the length of foot, solid foot behind the work piece cut respectively, move the sword and set up to the rectangular shape that cross section shape is unanimous with quiet sword inside cross section shape, move the sword can follow logical groove rectilinear movement under the drive of cylinder, be equipped with the corresponding step in the left side of step recess with the solid foot, the corresponding foot is equipped with the jack in the corresponding step of solid foot on the side of step recess: the novel PIN inserting device is characterized by further comprising an inserting template and a pressing plate, wherein the inserting template is a rectangular flat plate and is arranged on the upper plane of the static knife, a first open slot penetrating through the left side face and the right side face is formed in the middle of the upper side face, a special-shaped through hole is formed in the bottom face of the first open slot, the shape of the special-shaped through hole is matched with the appearance of a PIN end of a workpiece, the position of the special-shaped through hole corresponds to the positions of a PIN jack and a solid PIN jack, the pressing plate is a rectangular plate, a second open slot penetrating through the upper side face and the lower side face is formed in the right end of the upper plane, and a second open slot penetrating through the left side face and the lower side face are formed in the lower bottom face, the third open slot on the right side is used for clamping the plugging template, the front lower bottom plate and the rear lower bottom plate of the pressing plate are respectively attached to the upper planes of the square bosses on the front side and the rear side of the right end of the mounting seat, the pressing plate and the mounting seat are locked and fixed through locking bolts, a plurality of second threaded holes which are uniformly distributed in an array are arranged on the upper plane of the pressing plate, the second threaded holes are internally and spirally connected with pressing screws, and the lower end surfaces of the pressing screws are tightly propped against the upper plane of the plugging template and are used for propping up and fastening a static knife and the plugging template; The device comprises a cylinder, a control system, an optical fiber sensor, a sensor head and a control system, wherein the control system is arranged on the front side surface of the cylinder; The lower bottom surface of the splicing template is provided with a fourth open slot which penetrates through the front side wall and the rear side wall, the fourth open slot is communicated with the left side in the special-shaped through hole, the two sensing heads are respectively inserted into the fourth open slots on the front side and the rear side and used for sensing in-place information of a workpiece inserted in place, the lower ends of the front side and the rear side on the right end surface of the pressing plate are respectively provided with a boss extending towards the right side, the lower bottom surfaces of the front boss and the rear boss are respectively provided with a fifth open slot which penetrates through, the positions of the lower bottom surfaces of the front boss and the rear boss, which correspond to the fourth open slot, the modulator is arranged on the right side surface of the control system, and the fifth open slot is used for installing optical fibers for connecting the modulator and the sensing heads; The air cylinder and the optical fiber sensor are connected with the control system, the optical fiber sensor inserts the induction workpiece in-place information and sends the information to the control system, and after the control system receives the information, the air cylinder is started to drive the movable cutter to linearly move leftwards and pass through the through groove in the static cutter, so that the foot cutting action is completed.
  2. 2. The PIN cutting fool-proof device with different lengths for a plurality of PIN PINs according to claim 1, wherein the front side of the inner side wall of the special-shaped through hole is provided with an inwardly extending rectangular lug, the left side and the right side of the rectangular lug are respectively provided with a rectangular groove, the rectangular lug is used for being matched with a trapezoidal groove on the outer circular surface of a workpiece, the left side of the inner side wall of the special-shaped through hole is provided with an inwardly extending V-shaped lug, the front side and the rear side of the V-shaped lug are respectively provided with an arc groove, and the V-shaped lug is used for being matched with a V-shaped groove on the outer circular surface of the workpiece.
  3. 3. The PIN cutting fool-proof device with different PIN lengths according to claim 1, wherein a fit clearance between the movable knife and the inner through groove of the static knife is set to be 0.05-0.1 mm.
  4. 4. The PIN cutting fool-proof device with different lengths for a plurality of PIN PINs according to claim 1, wherein the inserting template and the pressing plate are made of S136 die steel, and the surface hardness of the inserting template reaches HRC52.
  5. 5. The PIN cutting fool-proof device with different lengths for a plurality of PIN cutting PINs according to claim 1, wherein a blanking plate is arranged on the right side surface of the mounting seat, a blanking groove is arranged in the middle of the blanking plate and corresponds to the static knife, the bottom surface of the blanking groove is an inclined surface inclined towards the lower right, and a waste box is arranged on the right side surface of the blanking plate and used for collecting sheared PIN cutting waste.

Description

Fool-proof device for cutting PINs with different lengths of multiple PIN PINs Technical Field The invention relates to the technical field of manufacturing of OSA optical modules, in particular to a PIN cutting foolproof device with different lengths for a plurality of PIN PINs of an OSA optical module. Background The OSA optical module is characterized in that a plurality of Pin pins need to be cut, the Pin pins comprise pins and solid pins, the pins and the solid pins are different in Pin cutting length due to connection, the length of each Pin need is manually identified at present, pins are cut by using a pair of scissors pliers, the Pin is cut in the mode, pin identification errors exist, the Pin length exceeds the specification tolerance requirement, pin length cutting errors are caused, products are scrapped, and huge cost waste is generated. Disclosure of Invention In order to solve the problems that Pin feet are manually identified, pin feet are sheared by using a pair of scissors pliers, pin feet are identified incorrectly, and the length of the Pin feet exceeds the specification and tolerance requirement, the invention provides a Pin cutting foolproof device with a plurality of Pin feet and different lengths, a special-shaped through hole matched with the appearance of a workpiece is arranged through a splicing template, the correct inserting direction of the workpiece is ensured, the Pin is not required to be manually identified by an operator for insertion, so that product rejection caused by Pin shearing errors is effectively prevented, meanwhile, the optical fiber sensor is used for detecting workpiece insertion in-place information, and only when workpiece insertion in-place is detected, the control system can start the air cylinder to cut the PINs, so that the condition that the length tolerance of the PINs is not required due to the fact that the workpiece insertion is not in place is effectively prevented, product rejection is caused, and huge cost waste is avoided. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a foot fool-proof device is cut to different length of a plurality of PIN feet, includes work platform, moves sword, quiet sword, mount pad, cylinder and connecting block, the mount pad is installed at the upper middle part of work platform upper surface, the cylinder is installed in the middle of the mount pad left end, the piston rod end of cylinder is connected with the connecting block, move the sword and install on the connecting block, both sides all are equipped with the square boss that upwards extends around the mount pad right-hand member, form the draw-in groove in the middle of two square bosss, quiet sword card is located in the draw-in groove to with mount pad fixed connection, quiet sword inside is equipped with the cross section basic shape and is rectangular logical groove, is equipped with upwards extending and the step recess of controlling in the middle on the upper lateral wall of this logical groove, the upper lateral wall thickness of step recess is unanimous with the length of foot, solid foot behind the work piece cut respectively, move the sword and set up to the rectangular shape that cross section shape is unanimous with quiet sword inside cross section shape, move the sword can follow logical groove rectilinear movement under the drive of cylinder, be equipped with the corresponding step in the left side of step recess with the solid foot, the corresponding foot is equipped with the jack in the corresponding step of solid foot on the side of step recess: the utility model also comprises a plug-in template and a pressing plate, wherein the plug-in template is a rectangular flat plate and is arranged on the upper plane of the static knife, a first open slot which is communicated with the left side and the right side is arranged in the middle of the upper side, a special-shaped through hole is arranged on the bottom surface of the first open slot, the special-shaped through hole is matched with the appearance of the PIN end of the workpiece, the position of the special-shaped through hole corresponds to the positions of the PIN jack and the solid PIN jack, the pressing plate is a rectangular plate, the right end of the upper plane is provided with a second open slot which is communicated with the upper side and the lower side, the lower bottom surface is provided with a third open slot which is communicated with the left side and the right side, the clamping device is used for clamping the inserting template, the front lower bottom plate and the rear lower bottom plate of the pressing plate are respectively attached to the upper plane of the square boss at the front side and the rear side of the right end of the mounting seat, the pressing plate is locked and fixed with the mounting seat through a locking bolt, a plurality of second threaded holes which are uniformly dis