CN214448164U

CN214448164U - Injection mold for diode

Info

Publication number: CN214448164U
Application number: CN202120660312.0U
Authority: CN
Inventors: 刘丽娜; 郑嘉颖; 刘利伟
Original assignee: Weihai Xinjing Electronic Technology Co ltd
Current assignee: Weihai Xinjing Electronic Technology Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-10-22
Anticipated expiration: 2031-03-31

Abstract

The utility model relates to the technical field of injection molds, in particular to an injection mold for a diode, which can conveniently and quickly carry out integral injection molding on the diode, is convenient for operating and taking out the diode, improves the working efficiency and the practicability; including the die holder, the low groove has been seted up on the top of die holder, and the horizontal demountable installation in inboard top of low groove has the template, and the top array of template is provided with the multiunit nib, and the diapire of low groove is installed with multiunit nib matched with portable lower needle file, the top swing joint of die holder have with multiunit nib assorted portable upper needle file, the multiunit mouth of moulding plastics has all been seted up at the middle part in multiunit nib.

Description

Injection mold for diode

Technical Field

The utility model relates to an injection mold's technical field especially relates to an injection mold for diode.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. When the diode is manufactured, a chip is welded in a pin frame provided with each passage structure, the frame is communicated with the chip and then placed in an injection mold, fluid-shaped insulating materials are injected into the mold through the injection mold, the insulating materials are cooled, molded, demoulded and taken out, and an independent diode product is obtained after cutting.

The existing diode is formed by connecting a diode body and pins connected to two ends of the diode body; when the existing injection mold for the diode is used, the diode body, the two groups of pins, the chip and the frame are subjected to injection molding and integrated molding through the injection mold and the injection mold; the existing injection mold for the diode is found to be troublesome in manufacturing process and poor in practicability due to the fact that manufacturing is carried out step by step, and therefore work efficiency is reduced.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides an injection mold for diode, convenient and fast is convenient for operate and take out the diode to the integrative injection moulding of diode, has improved work efficiency, has improved the practicality.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold for diode, includes the die holder, the low groove has been seted up on the top of die holder, the horizontal demountable installation in inboard top of low groove has the template, the top array of template is provided with the multiunit nib, the diapire of low groove install with multiunit nib matched with portable lower needle file, the top swing joint of die holder have with the portable needle file of multiunit nib assorted, the mouth of moulding plastics of multiunit has all been seted up at the middle part in multiunit nib.

Preferably, the portable needle file down includes reciprocating motor, two sets of removal seats and lower mount pad, reciprocating motor passes through the frame and installs in the right-hand member bottom of die holder, reciprocating motor's output is connected with the transmission shaft, the left end of transmission shaft is rotatable to be installed in the left side wall of low groove, the left side and the right side of transmission shaft are provided with positive screw thread and reverse thread respectively, two sets of removal seats respectively with positive screw thread and reverse thread threaded connection, the bracing piece is all articulated to be installed on the top of two sets of removal seats, two sets of the top of bracing piece articulate respectively install in the left side and the right side of mount pad bottom down, the top array of mount pad is provided with the lower needle file with multiunit nib matched with down, the multiunit the needle groove has all been seted up down on the top of lower needle file.

Preferably, the movable upper needle seat comprises an upper mold seat and a pressing screw rod, an upper groove is formed in the bottom end of the upper mold seat, a threaded hole communicated with the upper groove is formed in the middle of the top end of the upper mold seat, the bottom end of the pressing screw rod penetrates through the threaded hole in a spiral mode to extend into the upper groove and be rotatably connected with an upper mounting seat, a plurality of groups of upper needle seats are formed in the bottom end array of the upper mounting seat, and a plurality of groups of upper needle grooves are formed in the bottom ends of the plurality of groups of upper needle seats.

Preferably, lower chutes are formed in the left side wall and the right side wall of the lower chute, and lower sliders connected with the lower chutes in a sliding manner are mounted at the left end and the right end of the lower mounting seat.

Preferably, the left side wall and the right side wall of the upper groove are both provided with an upper chute, and the left end and the right end of the upper mounting seat are both provided with an upper sliding block which is connected with the upper chute in a sliding manner.

Preferably, the diameters of the multiple groups of upper needle seats and the multiple groups of lower needle seats are equal to the inner diameter of the multiple groups of die holes, the heights of the lower needle seats are equal to the heights of the die holes, and the heights of the upper needle seats are smaller than the heights of the die holes.

Preferably, the inner walls of the multiple groups of lower needle grooves and the inner walls of the multiple groups of upper needle grooves are provided with elastic rubber rings.

Preferably, the middle part cover of transmission shaft is equipped with the first stopper of separating positive screw thread and negative thread, and the left side and the right side symmetry of transmission shaft set up the second stopper.

(III) advantageous effects

Compared with the prior art, the utility model provides an injection mold for diode possesses following beneficial effect: the reciprocating motor, the transmission shaft, the two sets of moving seats and the two sets of support rods are matched to drive the lower mounting seat to move upwards, so that the lower needle seats are respectively inserted into the die holes in the die plate, and the pins below are respectively inserted into the lower needle grooves in the lower needle seats, so that the pins below are conveniently inserted into the lower needle grooves, and convenience is improved; then through reciprocating motor, two sets of cooperations that remove seat and two sets of bracing pieces, make the inboard bottom that the needle bed moved to the nib under the multiunit, with the same reason, insert the pin that the multiunit is located the top respectively and organize the needle inslot at most, then through the top to the upper die base lock joint in the die holder, make multiunit upper needle seat and the cooperation of multiunit nib, later injection molding machine carries out injection moulding through the mouth of moulding plastics, after injection moulding, through reciprocating motor, the transmission shaft, the start-up of two sets of connecting seats and two sets of bracing pieces, multiunit lower needle seat makes behind the shaping diode release from the multiunit nib, convenient and fast's the integrative injection moulding of diode, and be convenient for operate and take out the diode, the work efficiency is improved, the practicality is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of the template and the lower mounting seat of the present invention;

fig. 3 is a schematic sectional structure view of the movable upper needle base of the present invention.

In the drawings, the reference numbers: 1. a lower die holder; 2. a template; 3. a die hole; 4. a reciprocating motor; 5. a movable seat; 6. A lower mounting seat; 7. a drive shaft; 8. a support bar; 9. a lower needle seat; 10. a needle feeding groove; 11. an upper die holder; 12. Pressing the screw; 13. an upper mounting seat; 14. an upper needle base; 15. a needle feeding groove; 16. a lower chute; 17. a lower slide block; 18. an upper chute; 19. an upper slide block; 20. an elastic rubber ring; 21. a first stopper; 22. a second limiting block; 23. and (4) injection molding of the opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an injection mold for a diode comprises a lower die holder 1, a lower groove is formed at the top end of the lower die holder 1, a template 2 is transversely detachably mounted at the top of the inner side of the lower groove, a plurality of groups of die holes 3 are arranged at the top end of the template 2 in an array manner, the upper half areas of the plurality of groups of die holes 3 are in an outer concave shape, the size of the plurality of groups of die holes 3 is equal to that of a frame, a chip is arranged in the frame, a movable lower needle seat matched with the plurality of groups of die holes 3 is mounted at the bottom wall of the lower groove, a movable upper needle seat matched with the plurality of groups of die holes 3 is movably connected at the top end of the lower die holder 1, a plurality of groups of injection molding openings 23 are formed in the middle parts of the plurality of groups of die holes 3, the injection openings 23 are matched with the output end of an external injection molding machine, the injection machine performs injection work through the injection openings 23, and is matched with the movable upper needle seat and the movable lower needle seat, the diode is convenient to be integrally formed and manufactured.

The movable lower needle seat comprises a reciprocating motor 4, two groups of moving seats 5 and a lower mounting seat 6, the reciprocating motor 4 is mounted at the bottom of the right end of the lower die seat 1 through a machine seat, the output end of the reciprocating motor 4 is connected with a transmission shaft 7, the left end of the transmission shaft 7 is rotatably mounted on the left side wall of the lower groove, the left side and the right side of the transmission shaft 7 are respectively provided with a positive thread and a negative thread, the two groups of moving seats 5 are respectively in threaded connection with the positive thread and the negative thread, the top ends of the two groups of moving seats 5 are respectively hinged with a support rod 8, the top ends of the two groups of support rods 8 are respectively hinged with the left side and the right side of the bottom end of the lower mounting seat 6, the top end array of the lower mounting seat 6 is provided with lower needle seats 9 matched with a plurality of die holes 3, the top ends of a plurality of the lower needle seats 9 are respectively provided with lower needle grooves 10, and a plurality of lower needle grooves 10 are matched with a plurality of pins below, through reciprocating motor 4, two sets of cooperations that remove seat 5 and two sets of bracing pieces 8, mount pad 6 shifts up under the drive, make the pin that the multiunit is located the below insert respectively in needle groove 10 down of organizing needle file 9 at most, consequently made things convenient for the pin that the multiunit is located the below to insert in needle groove 10 down of organizing at most, make the frame that is located the nib 3, chip and two sets of pin injection moulding, after diode injection moulding finishes, needle file 9 makes behind the shaping diode release from multiunit nib 3 in the multiunit lower needle file, convenient and fast operates and takes out the fashioned diode of preparation, and the work efficiency is improved, and the practicability is improved.

The portable needle seat of going up includes upper die base 11 and presses screw rod 12, the upper groove has been seted up to the bottom of upper die base 11, the communicating screw hole with the upper groove has been seted up at the top middle part of upper die base 11, the bottom spiral of pressing screw rod 12 passes the screw hole and stretches into supreme recess and rotatable coupling has last mount pad 13, the bottom array of going up mount pad 13 has seted up multiunit needle seat 14, multiunit needle groove 15 has been seted up to the bottom of multiunit needle seat 14, and multiunit needle groove 15 cooperatees with the multiunit pin that is located the top, through the setting of pressing screw rod 12, is convenient for operate last mount pad 13.

Lower spout 16 has all been seted up to the left side wall and the right side wall of low recess, lower mount pad 6's left end and right-hand member all install with 16 looks sliding connection's of lower spout lower sliding block 17, have carried on spacingly down mount pad 6 to it reciprocates to be convenient for.

Go up the left side wall and the right side wall of recess and all seted up spout 18, go up the left end and the right-hand member of mount pad 13 and all install with last spout 18 looks sliding connection's last slider 19, spacing has been carried out to last mount pad 13 to it reciprocates to be convenient for.

The diameters of the multiple groups of upper needle seats 14 and the multiple groups of lower needle seats 9 are equal to the inner diameter of the multiple groups of die holes 3, the heights of the lower needle seats 9 are equal to the heights of the die holes 3, and the heights of the upper needle seats 14 are smaller than the heights of the die holes 3.

The inner wall of needle groove 10 under the multiunit and the inner wall of needle groove 15 all are provided with elasticity rubber ring 20 on the multiunit, have improved the steadiness of pin through elasticity rubber ring 20.

The middle part cover of transmission shaft 7 is equipped with the first stopper 21 of separating positive screw thread and negative screw thread, the left side and the right side symmetry of transmission shaft 7 set up second stopper 22, when two sets of bracing pieces 8 are vertical state, mount pad 6 is located the highest position down, needle file 9 all inserts completely to multiunit nib 3 under the multiunit, two sets of seats 5 and the laminating of two sets of second stoppers 22 of removing, when mount pad 6 is located the lowest position down, the laminating of the inboard bottom of the outside top of needle file 9 and multiunit nib 3 under the multiunit, two sets of seats 5 of removing all laminate with the both ends of first stopper 21.

When the device is used, one group of pins and the other group of pins are respectively matched with the movable lower needle base and the movable upper needle base, when the upper needle base 14 is matched with the lower needle base 9, the frame and the chip are placed in the die hole, the outer side of the frame is attached to the inner wall of the die hole, the reciprocating motor 4 is turned on, the reciprocating motor 4 positively drives the transmission shaft 7 to rotate, so that the two groups of moving bases 5 move in opposite directions, the two groups of supporting rods 8 gradually become vertical states, the lower mounting base 6 is driven to move upwards, the multiple groups of lower needle bases 9 are respectively inserted into the multiple groups of die holes 3 in the die plate 2, and then the multiple groups of pins positioned below are respectively inserted into the lower needle grooves 10 in the multiple groups of lower needle bases 9, so that the multiple groups of pins positioned below are conveniently inserted into the multiple groups of lower needle grooves 10, and convenience is improved; then, a reciprocating motor 4 is used for reversing to enable a plurality of groups of lower needle seats 9 to move downwards and move to the bottom of the inner side of a die hole 3, and in the same way, a plurality of groups of pins positioned above are respectively inserted into a plurality of groups of upper needle grooves 15, then an upper die seat 11 is buckled at the top end of a lower die seat 1, a pressing screw 12 is rotated, the pressing screw 12 drives an upper mounting seat 13 to move downwards, so that a plurality of groups of upper needle seats 14 are matched with the plurality of groups of die holes 3, then a frame, a chip and two groups of pins positioned in the die holes 3 are subjected to injection molding through an injection port 23 by an external injection molding machine, after the injection molding, the upper die seat 11 is separated from the lower die seat 1, then the diodes are pushed out from the plurality of groups of die holes 3 by the plurality of groups of lower needle seats 9 through the starting of the reciprocating motor 4, a transmission shaft 7, two groups of connecting seats and two groups of supporting rods 8, the diodes are subjected to the integral injection molding conveniently and rapidly and can be taken out, the working efficiency is improved, and the practicability is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an injection mold for diode, its characterized in that, includes die holder (1), the low groove has been seted up on the top of die holder (1), the horizontal demountable installation in inboard top of low groove has template (2), the top array of template (2) is provided with multiunit nib (3), the diapire of low groove is installed with multiunit nib (3) matched with portable lower needle file, the top swing joint of die holder (1) has the portable needle file with multiunit nib (3) assorted, multiunit mouth (23) of moulding plastics has all been seted up at the middle part of multiunit nib (3).

2. The injection mold for the diode of claim 1, wherein the movable lower needle base comprises a reciprocating motor (4), two sets of movable bases (5) and a lower mounting base (6), the reciprocating motor (4) is mounted at the bottom of the right end of the lower die base (1) through a base, the output end of the reciprocating motor (4) is connected with a transmission shaft (7), the left end of the transmission shaft (7) is rotatably mounted on the left side wall of the lower groove, the left side and the right side of the transmission shaft (7) are respectively provided with a positive thread and a negative thread, the two sets of movable bases (5) are respectively in threaded connection with the positive thread and the negative thread, the top ends of the two sets of movable bases (5) are respectively and hingedly mounted with a support rod (8), the top ends of the two sets of support rods (8) are respectively and hingedly mounted on the left side and the right side of the bottom end of the lower mounting base (6), and the top end array of the lower mounting base (6) is provided with a lower needle base (9) matched with the multiple sets of die holes (3) And the top ends of the plurality of groups of lower needle seats (9) are provided with lower needle grooves (10).

3. The injection mold for the diode according to claim 2, wherein the movable upper needle base comprises an upper mold base (11) and a pressing screw (12), an upper groove is formed at the bottom end of the upper mold base (11), a threaded hole communicated with the upper groove is formed in the middle of the top end of the upper mold base (11), the bottom end of the pressing screw (12) penetrates through the threaded hole in a spiral mode to extend into the upper groove and is rotatably connected with an upper mounting base (13), a plurality of groups of upper needle bases (14) are formed in the bottom end array of the upper mounting base (13), and a plurality of groups of upper needle grooves (15) are formed at the bottom ends of the plurality of groups of upper needle bases (14).

4. An injection mold for a diode according to claim 3, wherein the lower groove is provided with a lower sliding groove (16) on the left side wall and the right side wall, and the lower mounting seat (6) is provided with a lower sliding block (17) at the left end and the right end which are slidably connected with the lower sliding groove (16).

5. An injection mold for a diode according to claim 4, wherein the left side wall and the right side wall of the upper groove are both provided with an upper sliding groove (18), and the left end and the right end of the upper mounting seat (13) are both provided with an upper sliding block (19) which is slidably connected with the upper sliding groove (18).

6. An injection mold for a diode according to claim 5, wherein the diameters of the plurality of sets of upper needle seats (14) and the plurality of sets of lower needle seats (9) are equal to the inner diameter of the plurality of sets of the mold holes (3), the heights of the lower needle seats (9) are equal to the heights of the mold holes (3), and the heights of the upper needle seats (14) are smaller than the heights of the mold holes (3).

7. An injection mold for a diode according to claim 6, wherein the inner walls of the plurality of sets of lower needle grooves (10) and the inner walls of the plurality of sets of upper needle grooves (15) are provided with elastic rubber rings (20).

8. An injection mold for a diode according to claim 7, wherein the middle of the transmission shaft (7) is sleeved with a first limiting block (21) for separating the positive thread and the negative thread, and the left side and the right side of the transmission shaft (7) are symmetrically provided with a second limiting block (22).