CN212171166U - Mold for producing core jack insulator - Google Patents

Abstract

The utility model relates to the technical field of injection molding production molds, in particular to a mold for producing a core jack insulator, which comprises an upper mold base and a lower mold base, wherein the upper mold base is arranged above the lower mold base, a first molding half block and a second molding half block are arranged between the upper mold base and the lower mold base, the first molding half block and the second molding half block are spliced into a molding block, the lower mold base is provided with a groove matched with the molding block, the molding block is clamped and matched with the groove, the two side surfaces of the first molding half block, which are abutted against the second molding half block, are respectively provided with a first molding half cavity and a second molding half cavity, the bottom of the groove is provided with a bottom cavity, the molding cavities are formed by splicing and matching the first molding half cavity, the second molding half cavity and the bottom cavity, the molding cavities are used for injection molding silica gel, an upper mold core and a lower mold core for molding the first jack and the second jack are respectively arranged on the upper mold base, the upper mold core and the lower mold core correspond to the molding cavities one by one. It can make the convenient drawing of patterns of new jack insulator to satisfy different production demands.

Description

Mold for producing core jack insulator

Technical Field

The utility model belongs to the technical field of the technique of injection moulding production mould and specifically relates to a mould for production of core jack insulator is related to.

Background

The electric connector consists of a plug and a socket and comprises three units, namely a shell, an insulator, a live contact and the like. Generally, the electrified contact element is a contact pin, an insertion hole for inserting the contact pin is formed in the insulator, and the contact pin is inserted into the insertion hole of the insulator, so that a human body cannot easily touch the electrified contact element.

As shown in fig. 1, a core-hole insulator 1 includes a front insulator 101 and a rear insulator 102, wherein each of the front insulator 101 is provided with a plurality of first holes 104, each of the first holes 104 is disposed to penetrate along an axial length direction of the front insulator 101, the rear insulator 102 is provided with a plurality of second holes 105 corresponding to and communicating with the first holes 104, in order to stably fix the core-hole insulator 1 to a housing, a first collar 106 and a second collar 107 are sequentially disposed circumferentially on a sidewall of the rear insulator 102 near a free end of the front insulator 101, the first collar 106 and the second collar 107 are disposed circumferentially along the sidewall of the insulator, and one side of the second collar 107 is connected to the first collar 106. In addition, the front insulator 101 and the rear insulator 102 are provided with english codes corresponding to the first insertion holes 104 or the second insertion holes 105 on the surfaces thereof far from the connection point.

In order to realize the production and processing of the core-jack insulator, a mold for producing the core-jack insulator is needed urgently, so that the core-jack insulator is convenient to demould and produce, and different production requirements are met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mould for production of core jack insulator makes the convenient drawing of patterns production of new jack insulator to satisfy different production demands.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a mold for producing a core jack insulator comprises an upper mold base and a lower mold base, wherein the upper mold base is arranged above the lower mold base, a first molding half block and a second molding half block are arranged between the upper mold base and the lower mold base, the first molding half block and the second molding half block are spliced to form a molding block, the lower mold base is provided with a groove matched with the molding block, the molding block is matched with the groove in a clamping manner, the two side surfaces, which are abutted against each other, of the first molding half block and the second molding half block are respectively provided with a first molding half cavity and a second molding half cavity, the bottom of the groove is provided with a bottom cavity, the first molding half cavity is matched with the second molding half cavity and a molding cavity formed in a splicing manner, the molding cavity is used for injection molding of silica gel, the upper mold base and the lower mold base are respectively provided with an upper mold core and a lower mold core, which are used for molding a first jack and a second jack, the upper mold core and the lower mold core correspond to the molding cavities one by one.

Through adopting above-mentioned technical scheme, first half piece of shaping and the concatenation of the half piece of second shaping form the shaping piece, when needs production processing core jack insulator, only need form shaping piece and joint in the recess with the concatenation of the half piece of first shaping and the half piece of second shaping, make the half chamber of first shaping that sets up on the half piece of first shaping and the concatenation of the half chamber of second shaping that sets up on the half piece of second shaping form the shaping chamber, need the drawing of patterns after the shaping of core jack insulator, only need take out first half piece of shaping and the half piece of second shaping from the recess, with the half piece of first shaping and the half piece separation of second shaping can, core jack insulator shaping article just can the drawing of patterns, and is simple and fast, in order to satisfy different production demands.

The utility model discloses further set up to: the forming block and the longitudinal section of the groove are both isosceles trapezoids, and the length of the forming block is gradually reduced from the top to the bottom along the thickness direction.

Through adopting above-mentioned technical scheme, isosceles trapezoid sets up and has played the guide effect to the shaping piece, makes the shaping piece be convenient for put into the recess and fixes a position.

The utility model discloses further set up to: the groove is located in the middle of the lower die base close to the upper die base, the groove penetrates along the length direction of the lower die base, and the first forming half block and the second forming half block extend out of the groove.

Through adopting above-mentioned technical scheme, outside the recess was all stretched out at the both ends of half piece of first shaping and the half piece of second shaping to half piece of first shaping and the half piece of second shaping are got and are put in the recess.

The utility model discloses further set up to: and notches are arranged at the side angles of the first forming half block and the second forming half block.

Through adopting above-mentioned technical scheme, the setting of breach is convenient for half piece of first shaping and the separation of half piece of second shaping, and then is convenient for the manual work with the demoulding of core jack insulator.

The utility model discloses further set up to: the improved die is characterized in that a first guide hole is formed in the bottom of the groove, the first guide hole is located on the two sides of the bottom of the groove, second guide holes are formed in the two sides of the first forming half block and the two sides of the second forming half block, third guide holes are formed in the two sides of the upper die base, and the first guide hole, the second guide hole and the third guide holes are coaxially arranged.

Through adopting above-mentioned technical scheme, the setting up of first guiding hole, second guiding hole and third guiding hole can make upper die base and die holder play the effect when closing the membrane, and half piece of first shaping is fixed in the recess with half piece of second shaping simultaneously, makes the difficult skew of in-process of moulding plastics walk the position to improve the finished product quality of core jack insulator.

The utility model discloses further set up to: and one side angles of the upper die holder and one side angle of the lower die holder are both provided with oblique chamfers.

Through adopting above-mentioned technical scheme, the setting of oblique chamfer has played the marking effect to in the whole assembly of mould.

The utility model discloses further set up to: the upper core comprises a plurality of upper positioning rods, the upper positioning rods are fixedly connected to one side surface, close to the lower die holder, of the upper die holder, the lower core comprises a plurality of lower positioning rods, the lower positioning rods are fixedly connected with the lower die holder and located on the bottom cavity, the positions of the upper positioning rods and the positions of the lower positioning rods are in one-to-one correspondence, an inserting rod is integrally formed at one end, away from the upper die holder, of each upper positioning rod, when the upper die holder and the lower die holder are closed, a positioning hole is formed in each lower positioning rod, and the inserting rods are in inserting fit with the positioning holes.

Through adopting above-mentioned technical scheme, because have a plurality of first jacks and second jack on the core jack insulator, fix a position upper locating lever and lower locating lever through inserted bar and locating hole grafting cooperation, the shaping spacing ring of being convenient for, the drawing of patterns behind the first jack of the core jack insulator of being convenient for and the shaping of second jack is simple swift.

The utility model discloses further set up to: the inserted bar is kept away from go up the locating lever one end and be provided with the guide block, the guide block is round platform form, just the diameter of guide block from with the junction of inserted bar reduces to the one end of keeping away from the inserted bar gradually.

By adopting the technical scheme, the guide block is in a round table shape, plays a role in guiding the insertion rod, and is convenient for the insertion rod to be inserted into the positioning hole.

To sum up, the utility model discloses a beneficial technological effect does:

1. the first forming half block and the second forming half block are spliced to form a forming block, when the core jack insulator is formed, demolding is needed, only the first forming half block and the second forming half block need to be taken out of the groove, and the first forming half block and the second forming half block are separated, so that a formed product of the core jack insulator can be demolded simply and quickly, and the damage to the core jack insulator is reduced;

2. the isosceles trapezoid plays a role in guiding the forming block, so that the forming block can be conveniently placed in the groove for positioning;

3. the two ends of the first half-block and the second half-block extend out of the grooves, and a side angle of the first half-block and the second half-block is provided with a notch, so that the first half-block and the second half-block can be separated conveniently, and the core jack insulator can be conveniently and manually demoulded.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of the core-jack insulator according to an embodiment of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the mold according to the embodiment of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural view of an upper die base in an embodiment of the present invention;

fig. 6 is an enlarged view of a portion B in fig. 5.

In the figure, 1, a core-hole insulator; 101. a front insulator; 102. a rear insulator; 103. a limiting ring; 104. a first jack; 105. a second jack; 106. a first convex ring; 107. a second convex ring; 2. an upper die holder; 3. a lower die holder; 4. forming a block; 41. a first molding half; 42. a second molding half; 5. a molding cavity; 51. a first molding half cavity; 52. a second molding half cavity; 53. a bottom cavity; 6. a first guide hole; 7. a second guide hole; 8. a lower positioning rod; 9. positioning holes; 10. a third guide hole; 11. an upper positioning rod; 12. inserting a rod; 13. a guide block; 14. and (4) a groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2 and 3, for the utility model discloses a mould for production of core jack insulator, it includes upper die base 2, shaping piece 4 and die holder 3. The upper die holder 2 and the lower die holder 3 are both in a cuboid shape, the upper die holder 2 is positioned above the lower die holder 3, and the upper die holder 2 is pressed on the top of the lower die holder 3.

Referring to fig. 3 and 4, specifically, a first molding half block 41 and a second molding half block 42 are arranged between the upper die holder 2 and the lower die holder 3, in this embodiment, the longitudinal sections of the first molding half block 41 and the second molding half block 42 are right trapezoid, the first molding half block 41 and the second molding half block 42 form the molding block 4 in a splicing manner, meanwhile, a groove 14 matched with the molding block 4 is formed in the middle of the lower die holder 3 close to one surface of the upper die holder 2, the groove 14 penetrates along the length direction of the lower die holder 3, and the molding block 4 is in clamping fit with the groove 14. In addition, the vertical sections of the forming block 4 and the groove are all in an isosceles trapezoid shape, so that the middle film base can be conveniently placed in the groove 14.

Referring to fig. 3, further, a plurality of first molding half cavities 51 and a second molding half cavity 52 are respectively disposed on two opposite side surfaces of the first molding half block 41 and the second molding half block 42, the plurality of first molding half cavities 51 are opened on the first molding half block 41, in this embodiment, the number of the first molding half cavities 51 is four, and the plurality of first molding cavities 5 are equidistantly disposed along the length direction of the first molding half block 41. A plurality of second molding half cavities 52 are formed in the second molding half 42, preferably four second molding half cavities 52 are formed, and the four second molding half cavities 52 are equidistantly disposed along the length direction of the second molding half 42. In addition, a plurality of bottom cavities 53 are formed at the bottom of the groove 14, and the number of the bottom cavities 53 is four. When the first molding half block 41 and the second molding half block 42 are spliced to form the molding block 4 and then are in clamping fit with the groove 14, the first molding half cavity 51, the corresponding second molding half cavity 52 and the corresponding bottom cavity 53 are spliced to form the molding cavity 5 matched with the contour of the core jack insulator 1 (in combination with fig. 1), so that the front insulator 101 and the rear insulator 102 of the core jack insulator 1 are integrally molded. In producing the core-in-hole insulator 1, molten silica gel is injected into the molding cavity 5 to mold the core-in-hole insulator 1.

Referring to fig. 3, two ends of the first molding half 41 and the second molding half 42 extend out of the groove 14, and a notch is disposed at one side corner of the first molding half 41 and the second molding half 42, so that the subsequent molding block 4 can be taken out from the groove 14 to break the first molding half 41 and the second molding half 42.

Referring to fig. 4 and 6, further, since the core hole insulator 1 has a plurality of first insertion holes 104 and second insertion holes 105, the first insertion holes 104 and the second insertion holes 105 need to be formed in the injection molding process, and the upper mold base 2 and the lower mold base 3 are provided with a plurality of upper mold cores and lower mold cores corresponding to the forming cavities 5 one to one. The upper mold core is arranged on one side surface of the upper mold base 2 close to the lower mold base 3, the lower mold core is arranged at the bottom of the groove 14 and positioned on the corresponding bottom cavity 53, and the upper mold core and the lower mold core are in one-to-one correspondence in position. The upper mold core comprises a plurality of upper positioning rods 11 which are vertically arranged, the upper mold base 2 is provided with a plurality of first mounting holes (not shown in the figure) for the upper positioning rods 11 to be mounted, the first mounting holes are arranged in a penetrating mode along the thickness direction of the upper mold base 2, and the upper positioning rods 11 are in interference fit with the first mounting holes. Lower core includes many lower locating levers 8, sets up the second mounting hole (not shown in the figure) of 8 installations of locating lever under a plurality of confessions on the die holder 3, and the second mounting hole runs through to bottom chamber 53 along the thickness direction setting of die holder 3, and the one end of lower locating lever 8 with correspond second mounting hole interference fit.

Referring to fig. 4 and 6, an insertion rod 12 is integrally formed at one end of the upper positioning rod 11 away from the upper die holder 2, a positioning hole 9 corresponding to the insertion rod 12 is formed at one end of the lower positioning rod 8 away from the lower die holder 3, and when the upper die holder 2 and the lower die holder 3 are closed, the insertion rod 12 is inserted into and matched with the positioning hole 9, so that the limiting ring 103 is formed. The end of the insertion rod 12 away from the upper positioning rod 11 is integrally formed with a guide block 13, preferably, the guide block 13 is in the shape of a circular truncated cone, and the diameter of the guide block 13 gradually decreases from the connecting surface with the insertion rod 12 to a surface away from the lower positioning rod 8, so that the insertion rod 12 is conveniently inserted into the positioning hole 9.

Referring to fig. 3 and 5, further, two first guide holes 6 have been all seted up to the both sides of lower bolster 3, and each first guide hole 6 is to run through the setting and run through to the groove bottom of recess 14, and second guide hole 7 has all been seted up to the both sides of first half piece 41 of shaping and the half piece 42 of second shaping, and each second guide hole 7 is to run through the setting. Third guiding hole 10 has been seted up on the surface that upper die base 2 contradicted in lower die base 3, and first guiding hole 6 and second guiding hole 7 and the coaxial setting of third guiding hole 10 to play the positioning action after making upper die base 2, first half piece 41 of shaping and second half piece 42 of shaping and the compound die of lower die base 3, difficult emergence skew is walked to be shifted, and then the finished product quality of core jack insulator 1.

The implementation principle of the embodiment is as follows: by dividing the molding block 4 into the first molding half 41 and the second molding half 42, when the core hole insulator 1 needs to be produced and processed, only the first molding half 41 and the second molding half 42 need to be spliced and clamped in the groove 14, the first molding half 51 arranged on the first molding half 41, the second molding half 52 arranged on the second molding half 42 and the bottom cavity 53 need to be spliced to form the molding cavity 5, when the core hole insulator 1 needs to be demolded after being molded, only the first molding half 41 and the second molding half 42 need to be taken out of the groove 14, the first molding half 41 and the second molding half 42 are broken, the core hole insulator 1 is demolded from the molding cavity 5, and the core hole insulator 1 is convenient to be demolded for production, so as to meet different production requirements.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a mould for production of core jack insulator, includes upper die base (2) and die holder (3), and upper die base (2) set up in the top of die holder (3), its characterized in that: the upper die base (2) with be provided with half piece (41) of first shaping and half piece (42) of second shaping between die holder (3), half piece (41) of first shaping and half piece (42) of second shaping concatenation forms shaping piece (4), die holder (3) be provided with shaping piece (4) assorted recess (14), shaping piece (4) with recess (14) joint cooperation, half piece (41) of first shaping with the inconsistent both sides surface of half piece (42) of second shaping is provided with half chamber (51) of first shaping and half chamber (52) of second shaping respectively, recess (14) tank bottom is provided with bottom chamber (53), half chamber (51) of first shaping with half chamber (52) of second shaping and bottom chamber (53) concatenation cooperation form shaping chamber (5), shaping chamber (5) are used for injection moulding, the upper die holder (2) and the lower die holder (3) are respectively provided with an upper core and a lower core which are used for forming a first jack (104) and a second jack (105), and the upper core and the lower core are in one-to-one correspondence with the forming cavities (5).

2. The mold for core-in-hole insulator production of claim 1, wherein: the longitudinal section of the forming block (4) and the longitudinal section of the groove (14) are both isosceles trapezoids, and the length of the forming block (4) is gradually reduced from the top to the bottom along the thickness direction.

3. The mold for core-in-hole insulator production of claim 1, wherein: the groove (14) is located in the middle of the lower die holder (3) close to the upper die holder (2), the groove (14) penetrates along the length direction of the lower die holder (3), and the first forming half block (41) and the second forming half block (42) extend out of the groove (14).

4. The mold for core-in-hole insulator production of claim 1, wherein: gaps are arranged at one side angle of the first forming half block (41) and one side angle of the second forming half block (42).

5. The mold for core-in-hole insulator production of claim 1, wherein: be provided with first guiding hole (6) on recess (14) tank bottom, and be located the both sides of recess (14) tank bottom, first half piece (41) of shaping and the both sides of half piece (42) of second shaping all are provided with second guiding hole (7), the both sides of upper die base (2) are provided with third guiding hole (10), first guiding hole (6), second guiding hole (7) and third guiding hole (10) coaxial setting.

6. The mold for core-in-hole insulator production of claim 1, wherein: and one side angle of the upper die holder (2) and one side angle of the lower die holder (3) are both provided with oblique chamfers.

7. The mold for core-in-hole insulator production of claim 1, wherein: the upper mold core comprises a plurality of upper positioning rods (11), the upper positioning rods (11) are fixedly connected to one side surface, close to the lower mold base (3), of the upper mold base (2), the lower mold core comprises a plurality of lower positioning rods (8), the lower positioning rods (8) are fixedly connected with the lower mold base (3) and are located on the bottom cavity (53), the upper positioning rods (11) correspond to the lower positioning rods (8) in position one to one, one ends, far away from the upper mold base (2), of the upper positioning rods (11) are integrally formed with inserting rods (12), when the upper mold base (2) and the lower mold base (3) are closed, the lower positioning rods (8) are provided with positioning holes (9), and the inserting rods (12) are matched with the positioning holes (9) in an inserting mode.

8. The mold for core-in-hole insulator production of claim 7, wherein: the guide block (13) is arranged at one end, far away from the upper positioning rod (11), of the inserted rod (12), the guide block (13) is in a round table shape, and the diameter of the guide block (13) is gradually reduced from the connecting position of the inserted rod (12) to one end, far away from the inserted rod (12).

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