CN213353346U

CN213353346U - Mould for reversely releasing core-pulling and slide in product

Info

Publication number: CN213353346U
Application number: CN202021931937.8U
Authority: CN
Inventors: 徐刚; 陈新; 刘妙华; 张恩康
Original assignee: Shenzhen Sapac Industry Co ltd
Current assignee: Shenzhen Sapac Industry Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-06-04
Anticipated expiration: 2030-09-07

Abstract

The utility model provides a loose core and mould of reverse dropout of position of going in product, includes front mould and back mould, the front mould includes panel, A board and the last membrane benevolence that has preceding model chamber, the back mould includes bottom plate, layer board, B board, mould top rod, back mould core, slider mold insert, back mould mold insert, stopper, oblique slightly and the push pedal, mould top rod and push pedal setting are on the B board, back mould core and oblique slightly setting are in on the bottom plate, slider mold insert, back mould mold insert and stopper setting are in on the layer board, the B board is connected with the layer board, back mould mold insert part stretches into preceding model chamber in, the both sides of back mould core are equipped with and tie the strip, and back mould core stretches into preceding model chamber central authorities. The utility model has the advantages of quicker demoulding and ingenious structure.

Description

Mould for reversely releasing core-pulling and slide in product

Technical Field

The utility model relates to a mould field especially relates to a loose core in product and reverse dropout's of slide mould.

Background

At present, in the field of molds, injection molded products are demoulded through conventional lateral core-pulling mechanisms such as a sliding block, an inclined top and the like. However, for some products (as shown in fig. 1), the structure of the product includes an outer cylinder 100 and an inner cylinder 200 disposed in the outer cylinder 100, the inner cylinder 200 is an open ring, and an annular buckling position 202 is disposed on an outer wall of the inner cylinder 200, which is a serious problem in demolding the product, because of structural limitations of the annular buckling position 202 and a rear mold insert, the product cannot be directly demolded by a conventional slide block, a lifter and other lateral core-pulling mechanisms, and thus a mold capable of rapidly demolding the product is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses to the society provide the mould of loosing core and the reverse dropout of slide in the product that the drawing of patterns is swift more, the structure is ingenious.

The technical scheme of the utility model is that: the utility model provides a loose core and reverse mould of threading in product, includes front mould and back mould, the front mould includes panel, A board and the last membrane benevolence that has preceding model chamber, the back mould includes bottom plate, layer board, B board, mould top rod, back mould core, slider mold insert, back mould mold insert, stopper, oblique slightly and the push pedal, mould top rod and push pedal set up on the B board, back mould core and oblique slightly setting are in on the bottom plate, slider mold insert, back mould mold insert and stopper setting are in on the layer board, the B board is connected with the layer board, back mould mold insert part stretches into preceding model chamber, the both sides of back mould core are equipped with and tie the strip, and the back mould core stretches into preceding model chamber central authorities.

As an improvement of the utility model, still include slider seat and the total seat of slider, the slider mold insert sets up on the slider seat, the slider seat sets up on the total seat of slider, the total seat of slider is fixed on the layer board.

As the improvement of the utility model, the utility model also comprises an oblique tip guide block used for oblique tip guide, and the oblique tip guide block is fixed on the supporting plate.

As the improvement of the utility model, still include fortune water switching piece, the back mould core is fixed on the bottom plate through fortune water switching piece.

As the improvement of the utility model, the utility model also comprises a locking mold buckle, and the B plate is connected with the supporting plate through the locking mold buckle.

As an improvement of the utility model, the utility model also comprises a limit screw which is locked on the supporting plate.

As the improvement of the utility model, the back mould mold insert includes back mould mold insert and back mould mold insert down, it links together through the connecting plate with back mould mold insert down to go up the back mould mold insert.

The utility model discloses owing to include front mould and back mould, the front mould includes panel, A board and has the last membrane benevolence in front mould chamber, the back mould includes bottom plate, layer board, B board, mould top rod, back mould core, slider mold insert, back mould mold insert, stopper, oblique slightly and the push pedal, mould top rod and push pedal setting are on the B board, back mould core and oblique slightly setting are in on the bottom plate, slider mold insert, back mould mold insert and stopper setting are in on the layer board, the B board is connected with the layer board, the back mould mold insert part stretches into the front mould intracavity, the both sides of back mould core are equipped with and tie the strip, and the back mould core stretches into front mould chamber central authorities. The utility model discloses in, after injection moulding, when the product will be demoulded, injection molding machine top rod top is on mould top rod, ejecting motion 20MM, the product this moment, mould top rod, the B board, the layer board, the slider mold insert, the push pedal, the back mould mold insert is together along with injection molding machine top rod forward motion, and simultaneously, fix oblique tip and the stillness of back mould core on the bottom plate, the back mould core breaks away from the product, the product has been left and has been detained a position deformation space, and simultaneously, under the inclined plane effect of oblique tip, the slider mold insert withstands the product and detains the position and inwards move along slider guide way direction, thereby make the product detain the position and break away from the back mould mold insert. When the ejecting motion 20MM forward of injection molding machine top rod, B board and layer board are taken off, and B board and push pedal continue to move 25MM forward, release the product, the product drawing of patterns, the motion is ended, the utility model discloses the structure is ingenious, and whole drawing of patterns process is rapider, and demoulding effect is good moreover. Therefore, the utility model discloses the drawing of patterns is swift, the ingenious advantage of structure more.

Drawings

Fig. 1 is a schematic view of the structure of the product.

Fig. 2 is a schematic plan view of an embodiment of the present invention.

Fig. 3 is a sectional view a-a in fig. 2.

Fig. 4 is a sectional view B-B in fig. 2.

Fig. 5 is a perspective view of the rear mold of fig. 1.

Fig. 6 is a partial structural schematic view of fig. 5.

Fig. 7 is a top view of fig. 6.

Fig. 8 is a cross-sectional view taken along line C-C of fig. 6.

Detailed Description

Referring to fig. 2 to 6, fig. 2 to 6 disclose an embodiment of a mold for releasing a product internal core-pulling and a traveling position reversely, which includes a front mold 1 and a rear mold 2, the front mold 1 includes a face plate 11, an a plate 12 and an upper mold core having a front mold cavity, the rear mold 2 includes a bottom plate 21, a supporting plate 22, a B plate 23, a mold knock-out pin 20, a rear mold core 23, a slide insert 24, a rear mold insert 25, a stopper 26, a slant pin 27 and a push plate 28, the mold knock-out pin 20 and the push plate 28 are disposed on the B plate 23, the rear mold core 23 and the slant pin 27 are disposed on the bottom plate 21, the slide insert 24, the rear mold insert 25 and the stopper 26 are disposed on the supporting plate 22, the B plate 23 is connected to the supporting plate 22, the rear mold insert 25 partially extends into the front mold cavity 13, and two sides of the rear mold core 23 are provided with tie bars, and the rear mold core 23 extends into the center of the front mold cavity 13. The utility model discloses in, after injection moulding, when product 9 will be the demolding, first stage motion stroke 20 MM: the ejector rod of the injection molding machine is propped against the ejector rod 20 of the mold, the ejection movement is 20MM, at the moment, a product 9, the ejector rod 20 of the mold, a B plate 23, a supporting plate 22, a sliding block insert 24, a push plate 28 and a rear mold insert 25 move forwards along with the ejector rod of the injection molding machine together, meanwhile, an oblique tip 27 and a rear mold core 23 fixed on a bottom plate 21 are static and still, the rear mold core 23 is separated from the product 9, a buckling position 91 deformation space of the product 9 is reserved, and meanwhile, under the action of an inclined plane 270 of the oblique tip 27, the sliding block insert 24 props against a buckling position 91 of the product 9 and moves inwards along the direction of a sliding block guide groove, so that the buckling position 91 of the product 9. The utility model discloses in, it is concrete, still include stop screw 5, stop screw 5 locks on layer board 22. Second-stage movement stroke 25 MM: when the ejecting motion 20MM of injection molding machine top rod forward, be subject to limit screw 5's restriction, B board 23 and layer board 22 are taken off, and B board 23 and push pedal 28 continue to move 25MM forward, release product 9, the drawing of patterns of product 9, the motion is ended, the utility model discloses the structure is ingenious, and whole drawing of patterns process is more rapid, and the drawing of patterns is effectual moreover.

The utility model discloses in, it is concrete, still include slider seat 241 and slider total seat 242, slider mold insert 24 sets up on the slider seat 241, slider seat 241 sets up on slider total seat 242, slider total seat 242 is fixed on layer board 22.

The utility model discloses in, it is concrete, still including being used for oblique tip guide block 271 of 27 direction, oblique tip 27 is in remove under oblique tip guide block 271's the guide effect, oblique tip guide block 271 is fixed on layer board 22.

The utility model discloses in, still include fortune water transfer block 231, back die core 23 is fixed on bottom plate 21 through fortune water transfer block 231.

The utility model discloses in, it is concrete, still include mode locking and detain 4, B board 23 is detained 4 through the mode locking and is connected with layer board 22.

The utility model discloses in, it is concrete, back mould mold insert 25 includes back mould mold insert 251 and back mould mold insert 252 down, it links together through connecting plate 253 with back mould mold insert 252 down to go up back mould mold insert 251.

Claims

1. The utility model provides a mould of loosing core and reverse dropout of slide in product which characterized in that: the mold comprises a front mold (1) and a rear mold (2), wherein the front mold (1) comprises a panel (11), a plate A (12) and an upper mold core with a front mold cavity, the rear mold (2) comprises a bottom plate (21), a supporting plate (22), a plate B, a mold ejection rod (20), a rear mold core (23), a sliding block insert (24), a rear mold insert (25), a limiting block (26), an oblique tip (27) and a push plate (28), the mold ejection rod (20) and the push plate (28) are arranged on the plate B, the rear mold core (23) and the oblique tip (27) are arranged on the bottom plate (21), the sliding block insert (24), the rear mold insert (25) and the limiting block (26) are arranged on the supporting plate (22), the plate B is connected with the supporting plate (22), the rear mold insert (25) partially extends into the front mold cavity (13), tie bars are arranged on two sides of the rear mold core (23), and the rear mold core (23) extends into the center of the front mold cavity (13).

2. The mold for reversely releasing the core pulling and the slide in the product according to claim 1, characterized in that: the sliding block insert is characterized by further comprising a sliding block seat (241) and a sliding block total seat (242), the sliding block insert (24) is arranged on the sliding block seat (241), the sliding block seat (241) is arranged on the sliding block total seat (242), and the sliding block total seat (242) is fixed on the supporting plate (22).

3. The mold for reversely releasing the core pulling and the slide in the product according to claim 1 or 2, characterized in that: the oblique tip guide device further comprises an oblique tip guide block (271) used for guiding the oblique tip (27), and the oblique tip guide block (271) is fixed on the supporting plate (22).

4. The mold for reversely releasing the core pulling and the slide in the product according to claim 3, characterized in that: the mould core is characterized by further comprising a water conveying transfer block (231), and the rear mould core (23) is fixed on the bottom plate (21) through the water conveying transfer block (231).

5. The mold for reversely releasing the core pulling and the slide in the product according to claim 1 or 2, characterized in that: the plate B is connected with the supporting plate (22) through the mold locking buckle (4).

6. The mold for reversely releasing the core pulling and the slide in the product according to claim 1 or 2, characterized in that: the device also comprises a limiting screw (5), wherein the limiting screw (5) is locked on the supporting plate (22).

7. The mold for reversely releasing the core pulling and the slide in the product according to claim 1 or 2, characterized in that: the rear mold insert (25) comprises an upper rear mold insert (251) and a lower rear mold insert (252), and the upper rear mold insert (251) and the lower rear mold insert (252) are connected together through a connecting plate (253).