Pin forming jig of ceramic capacitor
The technical field is as follows:
the invention relates to the technical field of electronic component production equipment, in particular to a pin forming jig of a ceramic capacitor.
Background art:
ceramic capacitors are also known as ceramic dielectric capacitors or monolithic capacitors. As the name suggests, a ceramic capacitor is a capacitor with ceramic as a dielectric material. The conventional capacitor is provided with pins, as shown in fig. 1, the ceramic capacitor is composed of a ceramic part a and a pin part b, because the width of the ceramic part a is small, and the distance between the pin parts b arranged on a circuit board is larger than that of the ceramic part a, in order to improve the strength and the distance of the pin parts b, the pin parts b need to be bent and formed, the shape of the pin parts b is composed of a first arc part c which is concave inwards, a diagonal part d which is tangent to the lower end of the first arc part c, a vertical straight part f and a circular corner part e between the straight part f and the diagonal part d, and the corresponding forming device needs to be designed when the pin parts b are bent and formed.
The invention content is as follows:
the present invention is directed to provide a lead forming jig for a ceramic capacitor, which facilitates press forming of the lead of the ceramic capacitor.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a pin forming jig of a ceramic capacitor comprises a base, wherein a placing seat is formed on the front end face of the base, a horizontal bearing face is formed at the top end of the placing seat, inwards-recessed first arc faces are formed at two ends of the bearing face, a first inclined face inclined towards the outer side is formed at the lower end of the first arc face, an arc transition face is formed at the lower end of the first inclined face, a vertical reference face is formed at the lower end of the arc transition face, a clamping plate is arranged on the front side of the upper end of the base, an overturning rod is formed at the upper end face of the clamping plate, the rear end of the overturning rod is hinged to a hinge seat through a hinge shaft, and the hinge seat is fixed on the upper end face of the base; the side plates are formed on two sides of the lower end of the clamping plate and distributed on two sides of the placement seat, a connecting plate is fixed on the front end face of each side plate, and a locking bolt is hinged to the connecting plate and is screwed on the placement seat;
support plates are formed on two side edges of the base, and a plurality of transverse guide grooves are formed in the support plates; the two sides of the placing seat are provided with press templates, the side end face of one side of each press template, which is close to the placing seat, is formed with a convex template in an arc shape opposite to a first arc surface on the placing seat, the lower end of the convex template is formed with an inclined template opposite to a first inclined surface on the placing seat, the lower end of the inclined template is formed with an inward-concave template in an arc shape, and the lower end of the concave template is formed with a downward-extending press rod; the back end face of the die pressing plate is provided with a plurality of supporting columns, the supporting columns penetrate through the guide grooves of the base and are fixedly connected with the transverse racks in an inserting mode, the racks on the two sides of the base are respectively arranged on the two sides of the gear and meshed with the gear, the gear is provided with a connecting shaft in a forming mode, one end of the connecting shaft is hinged to the placing seat, and the other end of the connecting shaft is fixedly provided with a handle in an inserting and sleeving mode.
Preferably, the gear is provided with an Contraband-shaped protective cover on the outer side, two ends of the protective cover are distributed on the upper side and the lower side of the rack and fixed on the rear end face of the base, and the handle is positioned on the outer side of the protective cover.
Preferably, the side plate on the clamping plate abuts against the datum plane of the placing seat, and the front end face of the side plate and the front end face of the placing seat are in the same plane.
Preferably, at least two support columns are arranged in the same guide groove on the base, and at least two support columns are arranged on the same rack.
Preferably, the upper end face of the clamping plate is located on the upper end face of the base.
The invention has the beneficial effects that: the special pin forming jig is convenient for positioning the ceramic capacitor and quickly pressing and forming the shape of the pin on the ceramic capacitor.
Description of the drawings:
FIG. 1 shows a ceramic capacitor with pins to be formed;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a side view of the present invention;
fig. 5 is a schematic sectional view at a-a in fig. 4.
In the figure: 1. a base; 11. placing a seat; 111. a bearing surface; 112. a first arc surface; 113. a first inclined plane; 114. a circular arc transition surface; 115. a reference plane; 12. a support plate; 121. a guide groove; 2. pressing the template; 21. a circular arc-shaped male die; 22. inclining the template; 23. a cavity plate; 24. a pressure lever; 25. a pillar; 3. a splint; 31. a turning rod; 32. a side plate; 4. a hinged seat; 5. a connecting plate; 6. locking the bolt; 7. a rack; 8. a gear; 81. a connecting shaft; 9. a handle; 10. a handle.
The specific implementation mode is as follows:
example (b): as shown in fig. 2 to 5, the pin forming jig for the ceramic capacitor comprises a base 1, wherein a placing seat 11 is formed on the front end surface of the base 1, a horizontal bearing surface 111 is formed at the top end of the placing seat 11, first arc surfaces 112 which are inwards concave are formed at two ends of the bearing surface 111, first inclined surfaces 113 which are inclined towards the outer side are formed at the lower ends of the first arc surfaces 112, arc transition surfaces 114 are formed at the lower ends of the first inclined surfaces 113, vertical reference surfaces 115 are formed at the lower ends of the arc transition surfaces 114, a clamping plate 3 is arranged on the front side of the upper end of the base 1, a turnover rod 31 is formed on the upper end surface of the clamping plate 3, the rear end of the turnover rod 31 is hinged to a hinged seat 4 through a hinged shaft, and the hinged seat 4 is fixed on the upper end surface of the base; the side plates 32 are formed on two sides of the lower end of the clamping plate 3, the side plates 32 are distributed on two sides of the placing seat 11, the connecting plate 5 is fixed on the front end face of each side plate 32, the connecting plate 5 is hinged with a locking bolt 6, and the locking bolt 6 is screwed on the placing seat 11;
support plates 12 are formed on two side edges of the base 1, and a plurality of transverse guide grooves 121 are formed on the support plates 12; the two sides of the placing seat 11 are provided with press templates 2, the side end surface of one side of the press templates 2 close to the placing seat 11 is formed with an arc-shaped convex template 21 opposite to a first arc surface 112 on the placing seat 11, the lower end of the arc-shaped convex template 21 is formed with an inclined template 22 opposite to a first inclined surface 113 on the placing seat 11, the lower end of the inclined template 22 is formed with an inward-concave arc-shaped concave template 23, and the lower end of the concave template 23 is formed with a downward-extending press rod 24; the rear end face of the die pressing plate 2 is provided with a plurality of supporting columns 25 in a forming mode, the supporting columns 25 penetrate through the guide grooves 121 of the base 1 and are fixedly connected to the transverse racks 7 in an inserting mode, the racks 7 on the two sides of the base 1 are respectively arranged on the two sides of the gear 8 and meshed with the gear 8, the gear 8 is provided with a connecting shaft 81 in a forming mode, one end of the connecting shaft 81 is hinged to the placing seat 11, and the other end of the connecting shaft 81 is fixedly provided with a handle 9 in an inserting and sleeving mode.
Preferably, the gear 8 is provided with a protective cover 10 shaped like Contraband on the outer side, two ends of the protective cover 10 are distributed on the upper and lower sides of the rack 7 and fixed on the rear end surface of the base 1, and the handle 9 is positioned on the outer side of the protective cover 10.
Preferably, the side plate 32 of the clamping plate 3 abuts against the reference surface 115 of the setting seat 11, and the front end surface of the side plate 32 and the front end surface of the setting seat 11 are in the same plane.
Preferably, at least two support posts 25 are provided in the same guide groove 121 of the base 1, and at least two support posts 25 are provided on the same rack 7.
Preferably, the upper end surface of the clamping plate 3 is positioned on the upper end surface of the base 1.
The working principle is as follows: the invention is a forming device of ceramic capacitor pins, when in use, a ceramic capacitor is arranged on a placing seat 11, and the ceramic capacitor pins are inserted between a pressure template 2 and the placing seat 11; and then downwards turning the clamping plate 3, fastening the locking bolt 6, positioning the ceramic capacitor, finally rotating the handle 9, realizing the movement of the pressing template 2 by utilizing the transmission of a gear and a rack, realizing the pressing forming of the pins of the ceramic capacitor by the outlines of the two side walls of the pressing template 2 and the placing seat 11, finally resetting the pressing template 2, upwards turning the clamping plate 3, and taking out the ceramic capacitor.
The examples are intended to illustrate the invention, but not to limit it. The described embodiments may be modified by those skilled in the art without departing from the spirit and scope of the present invention, and therefore, the scope of the appended claims should be accorded the full scope of the invention as set forth in the appended claims.