CN108480524B - Pin integration anchor clamps are cut in optical component shaping - Google Patents
Pin integration anchor clamps are cut in optical component shaping Download PDFInfo
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- CN108480524B CN108480524B CN201810386145.8A CN201810386145A CN108480524B CN 108480524 B CN108480524 B CN 108480524B CN 201810386145 A CN201810386145 A CN 201810386145A CN 108480524 B CN108480524 B CN 108480524B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
The invention relates to an integrated clamp for molding and cutting feet of an optical assembly, which comprises a base, wherein a partition plate for isolating the base into a foot cutting driving cavity and a molding driving cavity is arranged in the middle of the base; the transmission mechanism comprises a cam shaft, and the cam shaft penetrates through the pin cutting driving cavity and the forming driving cavity; the pin shearing driving mechanism comprises a pin shearing cam and a pair of pin shearing lugs which are positioned in the pin shearing driving cavity, the forming driving mechanism comprises a forming cam and a pair of forming lugs which are positioned in the forming driving cavity, and the forming cam and the pin shearing cam respectively drive the forming lugs and the pin shearing lugs to move in different time periods. The beneficial effects of the invention are as follows: the forming driving mechanism and the pin shearing driving mechanism can be driven by the transmission mechanism to sequentially complete two-step forming and pin shearing operations, and the integrated design is adopted, so that the operation steps are reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of optical module production processes, in particular to an optical module forming and pin shearing integrated clamp.
Background
In the production process of the optical module, the forming pin cutting of the optical assembly TOSA (Transmitter Optical Subassembly, optical emission sub-module) and the ROSA (Receiver Optical Subassembly, optical receiving sub-module) is an important link, and the forming quality determines the levelness of an optical port after the module is assembled; the length control of the cutting feet influences the quality of welding quality; meanwhile, with the pressure of continuously reducing the requirements of industry manufacturing cost, improving the production efficiency is a feasible method for reducing the manufacturing cost.
In the current industry, the pneumatic clamp mainly comprises two types of pneumatic and manual, wherein the pneumatic clamp comprises an air compressor, a pipeline, a pneumatic forming device, a pneumatic foot shearing device and the like, has more equipment, larger investment and more complex installation, and is mainly adopted by some large-scale production manufacturers; the manual clamp is generally divided into two working procedures, namely, a forming clamp is used for forming firstly, then a pin shearing clamp is used for shearing pins, the two clamps can be used independently, power supply and air supply are not needed, the operation is simple, the use is convenient, the cost is lower, the manual clamp is generally adopted by small and medium optical module manufacturers, but the clamp has certain corresponding defects, and due to the two-step operation, the occupied labor is increased, and the efficiency is lower; on the other hand, because the feet of the molded optical module are bent, when the feet are sheared in the foot shearing clamp, the length control error of the feet is larger, and the welding quality and the performance of the optical module are affected.
Disclosure of Invention
The invention aims to solve the technical problem of providing an integrated clamp for molding and shearing feet of an optical component aiming at the defects of the prior art.
The technical scheme for solving the technical problems is as follows: the integrated clamp for molding and cutting the feet of the optical assembly comprises a base, wherein a partition plate for isolating the base into a foot cutting driving cavity and a molding driving cavity is arranged in the middle of the base, a foot cutting driving mechanism is movably arranged in the foot cutting driving cavity, a molding driving mechanism is movably arranged in the molding driving cavity, and the foot cutting driving mechanism and the molding driving mechanism are respectively fixedly connected with a transmission mechanism;
the transmission mechanism comprises a cam shaft, the cam shaft penetrates through the pin cutting driving cavity and the forming driving cavity, and one end of the cam shaft extends out of the base;
the pin shearing driving mechanism comprises a pin shearing cam and a pair of pin shearing convex blocks which are positioned in the pin shearing driving cavity, and the forming driving mechanism comprises a forming cam and a pair of forming convex blocks which are positioned in the forming driving cavity; the pin shearing cam is fixedly sleeved on the cam shaft, a pair of pin shearing convex blocks are respectively arranged on two sides of the pin shearing cam and are externally meshed with the pin shearing cam, the forming cam is fixedly sleeved on the cam shaft, a pair of forming convex blocks are respectively arranged on two sides of the forming cam and are externally meshed with the forming cam, so that when the cam shaft rotates for a circle, the forming cam and the pin shearing cam respectively drive the forming convex blocks and the pin shearing convex blocks to move in different time periods;
still include upper cover plate, support piece, material loading board and blade, support piece sets up the top of base, the upper cover plate is fixed to be set up the top of support piece, and set up a plurality of square through-holes on the upper cover plate, the material loading board sets up the top of shaping lug, and be located the upper cover plate below, set up on the material loading board with square through-hole one-to-one be used for inserting the material loading hole of optical subassembly pin, the blade sets up cut the top of foot lug, and be located the below of material loading board.
The beneficial effects of the invention are as follows: the invention can utilize the transmission mechanism to drive the forming driving mechanism and the pin cutting driving mechanism to continuously finish two steps of forming and pin cutting operation, adopts an integrated design, reduces operation steps and improves production efficiency; the optical component is fixed on the upper cover plate, the optical component pins are fixed on the material loading plate, when the forming cam rotates, the forming convex blocks are pushed to move left and right to drive the material loading plate to move, the upper cover plate is fixed, so that bending forming of the optical component pins is completed, then the forming convex blocks are in a holding stage, the material loading plate is fixed, the pin shearing cam drives the pin shearing convex blocks to move, so that the blades are driven to move, pin shearing operation of the optical component pins is completed, after forming operation is completed, the optical component is still firmly fixed on the upper cover plate, and when pin shearing operation is performed, the length control is accurate, and the error is small; the support member plays a role of supporting the upper cover plate.
On the basis of the technical scheme, the invention can be improved as follows.
Further: the outer curve of the cross section of the foot shearing cam comprises a straight line L1, an arc A1, a straight line L2, a straight line L3, an arc A2, a straight line L4 and an arc A3, wherein two ends of the straight line L1 are tangent to the arc A1 and the arc A3 respectively, two ends of the straight line L4 are tangent to the arc A2 and the arc A3 respectively, one end of the straight line L2 is connected with the straight line L3, the other end of the straight line L2 is tangent to the arc A1, one end of the straight line L3 far away from the straight line L2 is tangent to the arc A2, and one end of the straight line L2 connected with the straight line L3 is concave; the pin shearing cam is provided with a first key slot matched with the cam shaft, and when the cam shaft is arranged in the first key slot, the axis of the cam shaft passes through the circle center of the circular arc A3; the two foot shearing convex blocks are respectively spaced from the foot shearing cam, so that the arc A1 section and the arc A2 section are the foot shearing convex block movement stage, and the arc A3 section is the foot shearing convex block holding stage;
the cross section curve of the forming cam comprises an arc Q1, an arc Q2 and an arc Q3, wherein the circle center of the arc Q1 is O1, the circle center of the arc Q2 is O2, the circle center of the arc Q3 is O3, and the O3O1 connecting line is perpendicular to the O2O1 connecting line; the molded cam is provided with a second key groove matched with the cam shaft, and when the cam shaft is arranged in the second key groove, the axis of the cam shaft passes through the circle center O1; the two forming convex blocks are respectively spaced from the forming cam, so that the arc Q2 section and the arc Q3 section are forming convex block movement stages, and the arc Q1 section is forming convex block holding stage;
the arc A1 section and the arc A2 section of the pin cutting cam on the cam shaft correspond to the arc Q1 section of the forming cam, and the arc A3 section of the pin cutting cam corresponds to the arc Q2 section and the arc Q3 section of the forming cam.
The beneficial effects of the above-mentioned further scheme are: when the pins of the optical assembly are bent and formed, the rotating angle of the handle is 90 degrees from the minimum distance to the maximum distance, the descending stage is from the middle point of the arc Q2 and the arc Q3 to the end point of the arc Q1, and at the moment, the arc A3 is the pin cutting convex block holding stage; the arc A1 and the arc A2 are in a pin cutting stage of the optical component, at the moment, the arc Q1 is in a forming convex block holding stage, and the forming cam and the pin cutting cam can run in a time-sharing mode to continuously finish the forming and pin cutting operations of the optical component.
Further: the support plate is arranged between the base and the support piece, the support piece is U-shaped, and the support piece and the support plate jointly enclose a rectangular frame; a positioning column is fixedly arranged at the top of the forming convex block, and the top of the positioning column is fixedly connected with the supporting plate and the material loading plate in sequence; a mouth-shaped knife rest is arranged in the support piece in a sliding manner, and the knife rest is fixedly connected with the top of the foot shearing convex block; the blades are fixedly arranged at two ends of the top of the tool rest, and the cutting edges of the blades face to one side of the supporting plate upwards; the material loading plate is in sliding fit with the inner wall of the support piece.
The beneficial effects of the above-mentioned further scheme are: the forming convex block moves left and right to drive the positioning column and the supporting plate to move, so that the material loading plate is driven to move, the upper cover plate is not moved, bending forming of the pins of the optical assembly is completed, then the forming convex block is in a holding stage, the material loading plate is not moved, the pin shearing cam drives the pin shearing convex block to move, so that the cutter frame is driven to move, and the cutter blade performs pin shearing operation on the pins of the optical assembly; the supporting piece is convenient for the knife rest to drive the blade to slide left and right, so that the pin shearing operation of the pin of the optical assembly is performed; the material loading plate can slide conveniently, so that the pin forming operation is convenient.
Further: the waste bin is fixedly connected with the top of the foot shearing lug; two first connecting holes and two second connecting holes are formed in the supporting plate; two connecting columns are oppositely arranged on the waste tank, pass through the first connecting holes and extend out of the supporting plate, and pass through the second connecting holes and extend out of the supporting plate; the width of the first connecting hole is larger than the thickness of the connecting column; the bottom of the tool rest is fixedly connected with the top of the connecting column.
The beneficial effects of the above-mentioned further scheme are: the waste material tank is arranged for collecting waste materials generated during the pin shearing operation of the optical assembly, so that the operation is convenient; through setting up the spliced pole, make the knife rest can be along with cutting the motion and the back and forth movement of foot lug owing to the connection of waste material groove to accomplish and cut the foot operation, still conveniently catch all waste materials.
Further: the waste trough is provided with a discharge trough at one side far away from the forming driving cavity, the base is provided with a discharge hole near the discharge trough, and the discharge trough extends outwards into the discharge hole; the width of the discharge hole is larger than that of the discharge chute, and the height of the discharge hole is the same as that of the discharge chute.
The beneficial effects of the above-mentioned further scheme are: through setting up the discharge gate, conveniently pour the waste material of collecting in the waste material groove.
Further: the bottom of the base is provided with a connecting plate in a protruding mode on one side, protruding outwards, of the cam shaft, a pair of fixing plates are vertically and symmetrically arranged on the connecting plate, the fixing plates are parallel to the partition plates, and the fixing plates are close to the forming driving cavity; the transmission mechanism further comprises a handle and a handle guide rail in a circular arc shape, and one end of the cam shaft extending out of the base is fixedly connected with one end of the handle; the two ends of the handle guide rail are respectively fixed on the fixed plate, and the handle guide rail is provided with an arc chute with the same shape as the handle guide rail; the novel sliding chute comprises a handle, and is characterized by further comprising a guide rod, wherein one end of the guide rod is fixedly connected with the handle, and the other end of the guide rod is in sliding fit with the arc-shaped sliding chute.
The beneficial effects of the above-mentioned further scheme are: the fixing plate is arranged on the connecting plate and used for fixing the handle guide rail, and the cam shaft is driven to move by utilizing the sliding of the handle along the handle guide rail, so that the cam shaft drives the forming driving mechanism and the pin shearing driving mechanism to move.
Further: the bottom of the pin shearing driving cavity is provided with a pair of first supporting blocks for supporting the pin shearing protruding blocks, and the pin shearing protruding blocks are in sliding fit with the inner wall of the pin shearing driving cavity.
The beneficial effects of the above-mentioned further scheme are: through setting up a pair of first supporting shoe, make things convenient for cutting foot lug side-to-side sliding.
Further: the bottom of the forming driving cavity is provided with a pair of second supporting blocks for supporting the forming protruding blocks, and the forming protruding blocks are in sliding fit with the inner wall of the forming driving cavity.
The beneficial effects of the above-mentioned further scheme are: through setting up a pair of second supporting shoe, make things convenient for shaping lug side-to-side sliding.
Further: a convex plate is arranged at the bottom of the material loading plate in a downward protruding way, and the convex plate is arranged between a pair of blades; the positioning column sequentially passes through the convex plate and the material loading plate and is fixedly connected with the material loading plate; a through groove is formed in the material loading plate at one side of the convex plate, and the through groove is close to one upward side of the supporting plate; the material loading plate is provided with two pairs of material loading holes in parallel at two sides of the through groove.
Further: two arc-shaped grooves are arranged on the upper cover plate in parallel, and a pair of square through holes are arranged in each arc-shaped groove.
The two-step scheme has the beneficial effects that: the invention can simultaneously load four optical components at one time, and the four optical components can simultaneously and sequentially finish the forming and pin cutting operations, thereby greatly improving the production efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of another embodiment of the present invention;
FIG. 3 is a schematic perspective view of a hidden upper cover plate according to the present invention;
FIG. 4 is a schematic perspective view of the upper part of the hidden support of the present invention, with the scrap chute and locating post removed;
FIG. 5 is a schematic perspective view of the upper part of the hidden support of the present invention;
FIG. 6 is a schematic view of the structure of the support plate of the present invention;
FIG. 7 is a schematic view of the structure of the bottom of the support plate of the present invention;
FIG. 8 is a schematic view of the structure of the material loading plate of the present invention;
FIG. 9 is a schematic view of the structure of the waste chute of the present invention;
FIG. 10 is a graph of a cross section of a molded cam of the present invention;
FIG. 11 is a graph of a cross section of a scissor cam of the invention;
in the drawings, the names of the components represented by the reference numerals are as follows:
100. base, 110, connecting plate, 120, fixed plate, 130, discharge gate, 140, leg-cutting driving cavity, 141, first supporting block, 150, baffle, 160, shaping driving cavity, 161, second supporting block, 200, supporting plate, 210, first connecting hole, 220, second connecting hole, 230, slider protrusion, 240, square through slot, 300, upper cover plate, 310, arc slot, 311, square through hole, 400, support piece, 410, knife rest, 420, blade, 430, material loading plate, 431, material loading hole, 432, convex plate, 433, through slot, 500, transmission mechanism, 510, cam shaft, 520, handle guide rail, 521, arc chute, 530, guide bar, 540, handle, 600, waste chute, 610 connecting column, 620, discharge slot, 700, positioning column, 810, leg-cutting cam, 820, leg-cutting bump, 910, shaping cam, 920, shaping bump.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
As shown in fig. 1, 2, 3, 4 and 5, an integrated fixture for molding and cutting a light component includes a base 100, a partition 150 for isolating the base 100 into a cutting driving cavity 140 and a molding driving cavity 160 is disposed in the middle of the base 100, a cutting driving mechanism is movably disposed in the cutting driving cavity 140, a molding driving mechanism is movably disposed in the molding driving cavity 160, and the cutting driving mechanism and the molding driving mechanism are respectively fixedly connected with a transmission mechanism 500.
Still include upper cover plate 300, support 400, material loading plate 430 and blade 420, support 400 sets up the top of base 100, upper cover plate 300 is fixed to be set up the top of support 400, and offer a plurality of square through-holes 311 on the upper cover plate 300, material loading plate 430 sets up the top of shaping lug 920, and is located upper cover plate 300 below, material loading plate 430 is last to be offered with square through-hole 311 one-to-one be used for inserting the material loading hole 431 of optical module pin, blade 420 sets up cut foot lug 820's top, and be located material loading plate 430's below.
The support plate 200 is arranged between the base 100 and the support piece 400, the support piece 400 is U-shaped, and the support piece 400 and the support plate 200 jointly enclose a rectangular frame; a positioning column 700 is fixedly arranged at the top of the forming protrusion 920, and the top of the positioning column 700 is fixedly connected with the supporting plate 200 and the material loading plate 430 in sequence; a mouth-shaped knife rest 410 is slidably arranged in the support 400, and the knife rest 410 is fixedly connected with the top of the leg shearing convex block 820; a pair of blades 420 are fixedly disposed at both ends of the top of the tool holder 410, and the cutting edges of the blades 420 face to the upward side of the support plate 200; the material loading plate 430 is slidably engaged with the inner wall of the supporter 400.
The transmission mechanism 500 includes a cam shaft 510, the cam shaft 510 penetrates through the pin driving cavity 140 and the forming driving cavity 160, and one end of the cam shaft 510 extends out of the base 100.
The bottom of the base 100 is provided with a connecting plate 110 protruding from one side of the cam shaft 510 protruding outwards, and a pair of fixing plates 120 are vertically and symmetrically arranged on the connecting plate 110; the fixing plate 120 is parallel to the partition 150, and the fixing plate 120 is adjacent to the molding driving chamber 160.
As shown in fig. 6, the device further comprises a waste tank 600, wherein the bottom of the waste tank 600 is fixedly connected with the top of the leg shearing lug 820; two first and second connection holes 210 and 220 are provided on the support plate 200; two connecting posts 610 are oppositely arranged on the waste tank 600, the connecting posts 610 penetrate through the first connecting holes 210 and extend out of the supporting plate 200, and the positioning posts 700 penetrate through the second connecting holes 220 and extend out of the supporting plate 200; the width of the first connection hole 210 is greater than the thickness of the connection post 610; the bottom of the tool holder 410 is fixedly connected with the top of the connecting column 610.
As shown in fig. 9, the waste bin 600 is provided with a discharge bin 620 at a side far from the forming driving cavity 160, the base 100 is provided with a discharge hole 130 near the discharge bin 620, and the discharge bin 620 extends outwards into the discharge hole 130; the width of the discharge opening 130 is greater than the width of the discharge chute 620, and the height of the discharge opening 130 is the same as the height of the discharge chute 620.
As shown in fig. 7 and 8, two pairs of slider protrusions 230 are provided at the bottom of the supporting plate 200, and the two pairs of slider protrusions 230 are respectively and correspondingly provided above the forming protrusions 920 and the pin shearing protrusions 820; the sliding block protrusion 230 near one side of the discharge hole 130 is provided with a square through groove 240 corresponding to the discharge hole 130, and the discharge groove 620 sequentially passes through the square through groove 240 and the discharge hole 130.
By arranging two pairs of slider protrusions 230 at the bottom of the support plate 200, the support plate 200 can be conveniently moved left and right to complete the forming operation; by providing the square through groove 240 corresponding to the discharge port 130 on the slider protrusion 230 near one side of the discharge port 130, the support plate 200 can be kept stationary during the movement of the waste tank 600 (i.e., during the pin cutting operation).
The transmission mechanism 500 comprises a handle 540 and a handle guide rail 520 with a circular arc shape, and one end of the cam shaft 510 extending out of the base 100 is fixedly connected with one end of the handle 540; both ends of the handle rail 520 are respectively fixed on the fixing plate 120, and an arc chute 521 with the same shape as the handle rail 520 is arranged on the handle rail 520; the device further comprises a guide rod 530, wherein one end of the guide rod 530 is fixedly connected with the handle 540, and the other end of the guide rod 530 is in sliding fit with the arc chute 521.
As shown in fig. 5, the pin cutting driving mechanism includes a pin cutting cam 810 and a pair of pin cutting protrusions 820 in the pin cutting driving chamber 140, and the molding driving mechanism includes a molding cam 910 and a pair of molding protrusions 920 in the molding driving chamber 160; the pin shearing cam 810 is fixedly sleeved on the cam shaft 510, a pair of pin shearing protrusions 820 are respectively arranged on two sides of the pin shearing cam 810 and are externally meshed with the pin shearing cam 810, the forming cam 910 is fixedly sleeved on the cam shaft 510, a pair of forming protrusions 920 are respectively arranged on two sides of the forming cam 910 and are externally meshed with the forming cams 910, so that when the cam shaft 510 rotates for a circle, the forming cams 910 and the pin shearing cams 810 respectively drive the forming protrusions 920 and the pin shearing protrusions 820 to move in different time periods.
As shown in fig. 11, the outer curve of the cross section of the foot-cutting cam 810 includes a straight line L1, an arc A1, a straight line L2, a straight line L3, an arc A2, a straight line L4 and an arc A3, wherein two ends of the straight line L1 are tangent to the arc A1 and the arc A3 respectively, two ends of the straight line L4 are tangent to the arc A2 and the arc A3 respectively, one end of the straight line L2 is connected with the straight line L3, the other end is tangent to the arc A1, one end of the straight line L3 far from the straight line L2 is tangent to the arc A2, and one end of the straight line L2 connected with the straight line L3 is concave; the pin shearing cam 810 is provided with a first key slot matched with the cam shaft 510, and when the cam shaft 510 is arranged in the first key slot, the axis of the cam shaft 510 passes through the center of the arc A3.
The two pin shearing protrusions 820 are respectively spaced from the pin shearing cam 810, so that the arc A1 and the arc A2 are the movement stage of the pin shearing protrusion 820, and the arc A3 is the holding stage of the pin shearing protrusion 820.
The cross section of the first key groove comprises two sections of opposite circular arcs A4, and the length and the width of the first key groove are 3mm and 1.5mm respectively.
The radii of the arc A1 and the arc A2 are 5mm, the radius of the arc A3 is 10mm, the arc A3 is concentric with the arc A4, the distance between the circle center of the arc A4 and the circle center of the arc A1 and the distance between the circle center of the arc A2 are 15mm, and the vertical distance between the circle center of the arc A4 and the straight line L1 is 10mm; the lengths of the straight line L2 and the straight line L3 are 9.366mm, and the length of the straight line L4 is 14.142mm.
The maximum distance of movement of the foot-cutting protrusion 820 relative to the axis of the handle 540 is: 15+5=20 mm, the minimum movement distance is: 10mm; thus, the range of motion of the blade is: 20-10 = 10mm.
The pin shearing cam 810 is connected with the cam shaft 510 in a key way; a pair of first supporting blocks 141 for supporting the pin shearing protrusions 820 are disposed at the bottom of the pin shearing driving chamber 140, and the pin shearing protrusions 820 are slidably engaged with the inner wall of the pin shearing driving chamber 140.
As shown in fig. 10, the cross section curve of the forming cam 910 includes an arc Q1, an arc Q2, and an arc Q3, where the center of the arc Q1 is O1, the center of the arc Q2 is O2, the center of the arc Q3 is O3, the O3O1 connecting line is perpendicular to the O2O1 connecting line, and the lengths of the O3O1 connecting line and the O2O1 connecting line are both 2mm; the shaped cam 910 is provided with a second key slot matched with the cam shaft 510, and when the cam shaft 510 is arranged in the second key slot, the axis of the cam shaft 510 passes through the circle center O1.
The two forming protrusions 920 are spaced apart from the forming cam 910, so that the arc Q2 and the arc Q3 are the movement stage of the forming protrusion 920, and the arc Q1 is the holding stage of the forming protrusion 920.
The cross section of the second key groove comprises an arc Q4 and an arc Q5 which are opposite, and the length and the width of the second key groove are 3mm and 1.5mm respectively.
The radius of the arc Q1 is 7.5mm, the radii of the arc Q2 and the arc Q3 are 6.5mm, and the radii of the arc Q4 and the arc Q5 are 3.5mm; the fan-shaped angle of the arc Q1 is 150 degrees, the fan-shaped angles of the arc Q2 and the arc Q3 are 117.566 degrees, a section of tangent line is arranged between the arc Q1 and the arc Q2 and between the arc Q1 and the arc Q3, and the length of the tangent line is 1.732mm.
When the forming cam 910 rotates, the forming protrusion 920 is pushed to move left and right, and the maximum moving distance of the forming protrusion 920 is as follows, with the axle center of the cam shaft 510 as a reference point: 2+6.5=8.5 mm, the minimum movement distance is: 7.5mm. Therefore, the bending degree of the molding of the pin of the optical component is 8.5-7.5=1 mm.
The arc A1 and the arc A2 of the pin shearing cam 810 on the cam shaft 510 correspond to the arc Q1 of the forming cam 910, and the arc A3 of the pin shearing cam 810 corresponds to the arc Q2 and the arc Q3 of the forming cam 910. Wherein, the arc Q2 and the arc Q3 are the molding stage of the pins of the optical component, and the arc A3 is the holding stage of the pin cutting convex block 820; the arc A1 and the arc A2 are the pin trimming stage of the optical component pin, and the arc Q1 is the holding stage of the forming convex block 920.
The shaped cam 910 is keyed to the cam shaft 510; a pair of second supporting blocks 161 for supporting the molding protrusion 920 are provided at the bottom of the molding driving chamber 160, and the molding protrusion 920 is slidably engaged with the inner wall of the molding driving chamber 160.
As shown in fig. 8, a material loading plate 430 is provided at the top of the blades 420, and a protruding plate 432 is provided at the bottom of the material loading plate 430 to protrude downward, the protruding plate 432 being provided between a pair of the blades 420; the positioning column 700 sequentially passes through the convex plate 432 and the material loading plate 430, and is fixedly connected with the material loading plate 430; a through groove 433 is formed in the material loading plate 430 at one side of the protruding plate 432, and the through groove 433 is close to the upward side of the supporting plate 200; two pairs of material loading holes 431 are arranged on two sides of the through groove 433 in parallel on the material loading plate 430, and each material loading hole 431 comprises 5 round holes; the 5 round holes are used for placing optical components needing pin shearing operation, and pins of the optical components penetrate through the 5 round holes.
The top end surface of the upper cover plate 300 and the top end surface of the support plate 200 are positioned on the same horizontal plane; two arc-shaped grooves 310 are arranged on the upper cover plate 300 in parallel, a pair of square through holes 311 are arranged in each arc-shaped groove 310, and the square through holes 311 are sequentially in one-to-one correspondence with the material loading holes 431.
The specific embodiment is as follows: four optical components are sequentially fixed in the two pairs of square through holes 311 of the upper cover plate 300, pins of the optical components are fixed in the material loading holes 431, when the handle 540 rotates along the handle guide rail 520, the forming convex block 920 moves left and right to drive the positioning column 700 and the supporting plate 200 to move according to the curve relation of the forming cam 910 and the pin shearing cam 810, the material loading plate 430 is driven to move, the upper cover plate 300 is fixed, so that bending forming operation of the pins of the optical components is completed, and the size of bending forming radian is determined by the curve radius of the forming cam 910.
After the handle 540 is continuously rotated, the forming convex block 920 pushes the material loading plate 430 to the limit position, and the curve radius of the forming cam 910 is not increased any more, so that the material loading plate 430 stays at the position and cannot return, and at the moment, the leg shearing convex block 820 moves left and right to drive the waste tank 600 to move, so that the knife rest 410 is driven to move, and the knife blade 420 performs leg shearing operation on the pins of the optical assembly; when the handle 540 is pulled back, the blade carrier 410 is first returned to the initial position, and then the material loading plate 430 is also pulled back to the initial position for the cycle of the next operation.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (8)
1. A light subassembly shaping pin integration anchor clamps, its characterized in that: the device comprises a base (100), wherein a partition plate (150) for isolating the base (100) into a pin cutting driving cavity (140) and a forming driving cavity (160) is arranged in the middle of the base (100), a pin cutting driving mechanism is movably arranged in the pin cutting driving cavity (140), a forming driving mechanism is movably arranged in the forming driving cavity (160), and the pin cutting driving mechanism and the forming driving mechanism are respectively fixedly connected with a transmission mechanism (500);
the transmission mechanism (500) comprises a cam shaft (510), the cam shaft (510) penetrates through the pin cutting driving cavity (140) and the forming driving cavity (160), and one end of the cam shaft (510) extends out of the base (100);
the pin shearing driving mechanism comprises a pin shearing cam (810) and a pair of pin shearing lugs (820) which are positioned in the pin shearing driving cavity (140), and the forming driving mechanism comprises a forming cam (910) and a pair of forming lugs (920) which are positioned in the forming driving cavity (160); the pin shearing cams (810) are fixedly sleeved on the cam shaft (510), a pair of pin shearing convex blocks (820) are respectively arranged on two sides of the pin shearing cams (810) and are externally meshed with the pin shearing cams (810), the forming cams (910) are fixedly sleeved on the cam shaft (510), a pair of forming convex blocks (920) are respectively arranged on two sides of the forming cams (910) and are externally meshed with the forming cams (910), so that when the cam shaft (510) rotates for one circle, the forming cams (910) and the pin shearing cams (810) respectively drive the forming convex blocks (920) and the pin shearing convex blocks (820) to move in different time periods;
the device comprises a base (100), and is characterized by further comprising an upper cover plate (300), a supporting piece (400), a material loading plate (430) and a blade (420), wherein the supporting piece (400) is arranged at the top of the base (100), the upper cover plate (300) is fixedly arranged at the top of the supporting piece (400), a plurality of square through holes (311) are formed in the upper cover plate (300), the material loading plate (430) is arranged above the forming convex blocks (920) and below the upper cover plate (300), material loading holes (431) which are in one-to-one correspondence with the square through holes (311) and are used for being inserted into pins of the optical component are formed in the material loading plate (430), and the blade (420) is arranged above the pin shearing convex blocks (820) and below the material loading plate (430);
the support plate (200) is arranged between the base (100) and the support piece (400), the support piece (400) is U-shaped, and the support piece (400) and the support plate (200) jointly enclose a rectangular frame; a positioning column (700) is fixedly arranged at the top of the forming lug (920), and the top of the positioning column (700) is fixedly connected with the supporting plate (200) and the material loading plate (430) in sequence; a mouth-shaped knife rest (410) is arranged in the support piece (400) in a sliding mode, and the knife rest (410) is fixedly connected with the top of the foot shearing convex block (820); the pair of blades (420) are fixedly arranged at two ends of the top of the tool rest (410), and the cutting edges of the blades (420) face to one side of the supporting plate (200) facing upwards; the material loading plate (430) is in sliding fit with the inner wall of the support (400);
a connecting plate (110) is arranged at the bottom of the base (100) in a protruding mode on one side, protruding outwards, of the cam shaft (510), a pair of fixing plates (120) are vertically and symmetrically arranged on the connecting plate (110), the fixing plates (120) are parallel to the partition plates (150), and the fixing plates (120) are close to the forming driving cavity (160); the transmission mechanism (500) further comprises a handle (540) and a handle guide rail (520) which is in a circular arc shape, and one end of the cam shaft (510) extending out of the base (100) is fixedly connected with one end of the handle (540); both ends of the handle guide rail (520) are respectively fixed on the fixed plate (120), and an arc chute (521) with the same shape as the handle guide rail (520) is arranged on the handle guide rail (520); the novel hand-held device further comprises a guide rod (530), one end of the guide rod (530) is fixedly connected with the handle (540), and the other end of the guide rod (530) is in sliding fit with the arc-shaped chute (521).
2. The integrated fixture for molding and trimming optical assembly as recited in claim 1, wherein: the outer curve of the cross section of the foot shearing cam (810) comprises a straight line L1 section, an arc A1 section, a straight line L2 section, a straight line L3 section, an arc A2 section, a straight line L4 section and an arc A3 section, wherein two ends of the straight line L1 section are tangent to the arc A1 section and the arc A3 section respectively, two ends of the straight line L4 section are tangent to the arc A2 section and the arc A3 section respectively, one end of the straight line L2 section is connected with the straight line L3 section, the other end of the straight line L2 section is tangent to the arc A1 section, one end of the straight line L3 section far away from the straight line L2 section is tangent to the arc A2 section, and one end of the straight line L2 section connected with the straight line L3 section is concave; the pin shearing cam (810) is provided with a first key groove matched with the cam shaft (510), and when the cam shaft (510) is arranged in the first key groove, the axis of the cam shaft (510) passes through the circle center of the circular arc A3; the two pin shearing convex blocks (820) are respectively spaced from the pin shearing cam (810) so that the arc A1 section and the arc A2 section are the movement stage of the pin shearing convex blocks (820) and the arc A3 section is the holding stage of the pin shearing convex blocks (820);
the outer curve of the cross section of the forming cam (910) comprises a circular arc Q1 section, a circular arc Q2 section and a circular arc Q3 section, the circle center of the circular arc Q1 section is O1, the circle center of the circular arc Q2 section is O2, the circle center of the circular arc Q3 section is O3, and the connecting line of the circle center O3 and the circle center O1 is perpendicular to the connecting line of the circle center O2 and the circle center O1; a second key groove matched with the cam shaft (510) is formed in the molded cam (910), and when the cam shaft (510) is arranged in the second key groove, the axis of the cam shaft (510) passes through the circle center O1; the two forming convex blocks (920) are respectively spaced from the forming cam (910) so that the arc Q2 section and the arc Q3 section are the movement stage of the forming convex blocks (920) and the arc Q1 section is the holding stage of the forming convex blocks (920);
the arc A1 section and the arc A2 section of the pin shearing cam (810) on the cam shaft (510) correspond to the arc Q1 section of the forming cam (910), and the arc A3 section of the pin shearing cam (810) corresponds to the arc Q2 section and the arc Q3 section of the forming cam (910).
3. The integrated fixture for molding and trimming optical assembly as recited in claim 1, wherein: the device also comprises a waste tank (600), wherein the bottom of the waste tank (600) is fixedly connected with the top of the foot shearing lug (820); two first connecting holes (210) and two second connecting holes (220) are arranged on the supporting plate (200); two connecting columns (610) are oppositely arranged on the waste tank (600), the connecting columns (610) penetrate through the first connecting holes (210) and extend out of the supporting plate (200), and the positioning columns (700) penetrate through the second connecting holes (220) and extend out of the supporting plate (200); the width of the first connection hole (210) is greater than the thickness of the connection post (610); the bottom of the tool rest (410) is fixedly connected with the top of the connecting column (610).
4. A light assembly molding and pin shearing integrated fixture as defined in claim 3, wherein: the waste tank (600) is provided with a discharge tank (620) at one side far away from the forming driving cavity (160), the base (100) is provided with a discharge port (130) close to the discharge tank (620), and the discharge tank (620) extends outwards into the discharge port (130); the width of the discharge hole (130) is larger than that of the discharge groove (620), and the height of the discharge hole (130) is the same as that of the discharge groove (620).
5. The integrated fixture for molding and trimming optical assembly as recited in claim 1, wherein: the bottom of the pin shearing driving cavity (140) is provided with a pair of first supporting blocks (141) for supporting the pin shearing convex blocks (820), and the pin shearing convex blocks (820) are in sliding fit with the inner wall of the pin shearing driving cavity (140).
6. The integrated fixture for molding and trimming optical assembly as recited in claim 1, wherein: a pair of second supporting blocks (161) for supporting the forming convex blocks (920) are arranged at the bottom of the forming driving cavity (160), and the forming convex blocks (920) are in sliding fit with the inner wall of the forming driving cavity (160).
7. The integrated fixture for molding and trimming optical components of claim 6, wherein: a convex plate (432) is arranged at the bottom of the material loading plate (430) in a downward protruding way, and the convex plate (432) is arranged between a pair of blades (420); the positioning column (700) sequentially passes through the convex plate (432) and the material loading plate (430) and is fixedly connected with the material loading plate (430); a through groove (433) is formed in the material loading plate (430) at one side of the convex plate (432), and the through groove (433) is close to one side of the supporting plate (200) facing upwards; the material loading plate (430) is provided with two pairs of material loading holes (431) in parallel at two sides of the through groove (433).
8. The integrated fixture for molding and trimming optical assembly as recited in claim 7, wherein: two arc-shaped grooves (310) are arranged on the upper cover plate (300) in parallel, and a pair of square through holes (311) are arranged in each arc-shaped groove (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810386145.8A CN108480524B (en) | 2018-04-26 | 2018-04-26 | Pin integration anchor clamps are cut in optical component shaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810386145.8A CN108480524B (en) | 2018-04-26 | 2018-04-26 | Pin integration anchor clamps are cut in optical component shaping |
Publications (2)
| Publication Number | Publication Date |
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| CN108480524A CN108480524A (en) | 2018-09-04 |
| CN108480524B true CN108480524B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810386145.8A Active CN108480524B (en) | 2018-04-26 | 2018-04-26 | Pin integration anchor clamps are cut in optical component shaping |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4361064A (en) * | 1979-10-11 | 1982-11-30 | Yoshikazu Sasaki | Pipe shearing device |
| CN202212506U (en) * | 2011-08-16 | 2012-05-09 | 佛山市商祺机械设备有限公司 | Shear pin bending mechanism |
| CN203917718U (en) * | 2013-12-13 | 2014-11-05 | 马华兵 | A kind of straight curved scissors foot device |
| CN204867219U (en) * | 2015-08-10 | 2015-12-16 | 东莞毓华电子科技有限公司 | Foot hook machine is cut to full -automatic inductance |
| CN204975120U (en) * | 2015-05-29 | 2016-01-20 | 深圳市共进电子股份有限公司 | Optical device is bent and is cut foot machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105750445B (en) * | 2015-12-30 | 2020-01-03 | 深圳市恒宝通光电子股份有限公司 | Automatic curved scissors foot device of optical assembly |
-
2018
- 2018-04-26 CN CN201810386145.8A patent/CN108480524B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4361064A (en) * | 1979-10-11 | 1982-11-30 | Yoshikazu Sasaki | Pipe shearing device |
| CN202212506U (en) * | 2011-08-16 | 2012-05-09 | 佛山市商祺机械设备有限公司 | Shear pin bending mechanism |
| CN203917718U (en) * | 2013-12-13 | 2014-11-05 | 马华兵 | A kind of straight curved scissors foot device |
| CN204975120U (en) * | 2015-05-29 | 2016-01-20 | 深圳市共进电子股份有限公司 | Optical device is bent and is cut foot machine |
| CN204867219U (en) * | 2015-08-10 | 2015-12-16 | 东莞毓华电子科技有限公司 | Foot hook machine is cut to full -automatic inductance |
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| Publication number | Publication date |
|---|---|
| CN108480524A (en) | 2018-09-04 |
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