CN219581614U - Die for processing movable die and static die - Google Patents

Abstract

The utility model relates to the technical field of dies, in particular to a die for processing a movable die and a static die, which comprises: the lower die is provided with a static die cavity; the upper die is provided with a movable die cavity; a core assembly located between the upper and lower dies; the core pulling assembly is used for pulling the core assembly away from the upper die and the lower die, the core assembly comprises a core body, the core body is divided into at least three parts, namely a first side core, a middle core and a second side core, the middle core is driven by the core pulling assembly to be pulled out along a first direction so that a gap exists between the first side core and the second side core, the first side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along a second direction, the second side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along the second direction, and the first direction and the second direction are mutually perpendicular or inclined.

Description

Die for processing movable die and static die

Technical Field

The utility model relates to the technical field of dies, in particular to a die for processing a movable die and a static die.

Background

We use in our life a number of ring-shaped bodies with hollow cavities, such as pipes, valve bodies etc., which can be flown through by a medium which is liquid or gaseous or semi-solid, while the outer profile of these ring-shaped bodies is not regular cylindrical, the structure of which has a number of corners resulting in different diameters in various locations.

In the prior art, a mold device is generally adopted to produce the annular objects, and a movable mold and a static mold for producing the annular objects are also manufactured by molds, in the existing molds, because the diameters of all positions are different, a plurality of clamping points exist between a mold core and a product, so that the mold core is difficult to be completely pulled out, the mold is very difficult to be demolded, the condition that the product is damaged in the core pulling process is avoided in order to sufficiently demold, the mold cores are manually taken out one by one in the prior art, and the mold cores are spliced one by one during mold clamping, so that the efficiency is low and the product percent of pass is low.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the die for processing the movable die and the static die, which is convenient to demould and high in efficiency.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: a die for processing a movable die and a stationary die, comprising:

the lower die is provided with a static die cavity;

the upper die is provided with a movable die cavity;

a core assembly located between the upper and lower dies;

the core pulling assembly is used for pulling the core assembly away from the upper die and the lower die, the core assembly comprises a core body, the core body is divided into at least three parts, namely a first side core, a middle core and a second side core, the middle core is driven by the core pulling assembly to be pulled out along a first direction so that a gap exists between the first side core and the second side core, the first side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along a second direction, the second side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along the second direction, and the first direction and the second direction are mutually perpendicular or inclined.

Further provided, the core assembly further comprises a side core, the side core is located at the side edge of the core body and is perpendicular to or inclined with the core body, and the side core is driven by the core pulling assembly to be pulled out in a direction away from the core body.

The core pulling assembly comprises a middle driving piece connected with the middle core, a first side driving piece connected with the first side core and a second side driving piece connected with the second side core, wherein the first side driving piece drives the first side core to push along a second direction, the first side driving piece is linked with a first extraction driving piece which drives the first side core to be extracted along the first direction, the second side driving piece drives the second side core to push along the second direction, and the second side driving piece is linked with a second extraction driving piece which drives the second side core to be extracted along the first direction.

The middle mold core comprises a drawing rod and elastic parts positioned on two opposite sides of the drawing rod, the drawing rod is positioned between the two elastic parts to form drawing or inserting fit, when the drawing rod is drawn out, the two elastic parts are drawn close to the middle under the action of elastic force, and when the drawing rod is inserted, the two elastic parts are spread.

The drawing rod is driven by a spring, and a locking device for preventing the drawing rod from being drawn out under the action of the spring is arranged between the drawing rod and the upper die or the lower die.

The first side driving piece drives the first side core to move transversely in a reciprocating mode to achieve locking fit or unlocking fit with the first limit shoulder, and the first extraction driving piece drives the first side driving piece and the first side core to move along two opposite sides of the first guiding piece in a guiding mode.

The second side part driving piece and the second side part core are arranged between the second side part driving piece and the second side part core, a second limiting shoulder step which is clamped with the second side part core is arranged on the second guiding piece, the second side part driving piece drives the second side part core to transversely reciprocate to realize locking fit or unlocking fit with the second limiting shoulder step, and the second extraction driving piece drives the second side part driving piece and the second side part core to move along the guiding of the two opposite sides of the second guiding piece.

Further, the first side core comprises a first connecting block connected with the first side driving piece and a first core part detachably connected with the first connecting block, the second side core comprises a second connecting block connected with the second side driving piece and a second core part detachably connected with the second connecting block, and the middle core comprises a third connecting block connected with the middle driving piece and a third core part detachably connected with the third connecting block.

The structure is characterized in that the first type core part and the third type core part are respectively provided with a guide convex rib and a guide groove which are mutually matched, and the guide convex rib and the guide groove are respectively in a strip shape extending along the extraction direction.

Further set up, the lower mould side is fixed with the mounting panel, the mounting panel top is provided with a slide, the slide is taken out the driving piece by the second, second lateral part driving piece, second are taken out driving piece and middle part driving piece and are all moved along with the slide, second lateral part driving piece is two, and the output shaft of two second lateral part driving pieces passes through the connecting rod to be connected, connecting rod and slide fixed connection, the slide is followed the reciprocal slip of mounting panel direction.

The beneficial effect of above-mentioned scheme: the core body adopts split type setting, makes the orbit of loosing core of first side core and second side core L shape, and core subassembly is taken out completely under the drive of loose core subassembly, realizes automatic loose core, reaches quick drawing of patterns's purpose, makes quiet mould and movable mould expose completely, conveniently takes out, improves drawing of patterns efficiency.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment 1 of the present utility model;

FIG. 2 is a schematic diagram of an embodiment 1 of the present utility model after opening the upper mold;

FIG. 3 is a schematic view of the structure of embodiment 1 of the present utility model with the static mold of the valve body removed;

FIG. 4 is a schematic structural view of a middle core of embodiment 1 of the present utility model after core pulling in a first direction;

FIG. 5 is a schematic view showing a structure of a first side core according to embodiment 1 of the present utility model after the first side core is moved in a second direction;

FIG. 6 is a schematic view of a first side core according to embodiment 1 of the present utility model after pulling the core in a first direction;

FIG. 7 is a schematic view showing a structure of a second side core according to embodiment 1 of the present utility model after the second side core is moved in a second direction;

FIG. 8 is a schematic view of a second side core according to embodiment 1 of the present utility model after pulling the core in a first direction;

FIG. 9 is a schematic view of a second side core according to embodiment 1 of the present utility model after pulling the core in a first direction;

FIG. 10 is an exploded view of the core body of embodiment 1 of the present utility model;

FIG. 11 is a schematic structural view of embodiment 2 of the present utility model;

FIG. 12 is a schematic view of the structure of the connecting plate according to embodiment 2 of the present utility model when the connecting plate is sprung up;

FIG. 13 is a schematic view of a structure of a middle core of embodiment 2 of the present utility model after core pulling in a first direction;

FIG. 14 is a cross-sectional view showing the structure of embodiment 2 of the present utility model after the first side core is moved in the second direction;

FIG. 15 is a cross-sectional view showing the structure of a first side core according to embodiment 2 of the present utility model after pulling the core in a first direction;

FIG. 16 is a schematic view showing the structure of embodiment 2 of the present utility model after mold opening;

FIG. 17 is a schematic diagram showing the structure of the mold opened according to embodiment 2 of the present utility model;

FIG. 18 is a schematic view showing a structure of a second side core according to embodiment 2 of the present utility model after the second side core is moved in the second direction;

FIG. 19 is a sectional view showing a second side core of embodiment 2 of the present utility model after pulling the core in a first direction;

fig. 20 is a schematic view of a second side core according to embodiment 2 of the present utility model after pulling the core in the first direction.

Detailed Description

1-10, embodiment 1 is a processing mold of a valve body moving mold and a valve body static mold, as shown in fig. 1-2, the processing mold further comprises a lower mold 1, an upper mold 2, a core assembly 3 and a core pulling assembly 4, the processing mold further comprises a plurality of necessary supports, a power source for driving the upper mold 2 to be separated from the lower mold 1 and the like (not shown in the drawings), a static mold cavity is arranged on the lower mold 1, a moving mold cavity is arranged on the upper mold 2, the moving mold and the static mold have no practical significance, only naming distinction is made, a pouring gate 11 is arranged between the upper mold 2 and the lower mold 1, the core assembly 3 is positioned between the upper mold 2 and the lower mold 1, the external contour of the core assembly 3 is similar to the contour of a valve body, the valve body static mold 01 and the valve body moving mold 02 are formed between the core assembly 4, the core pulling assembly 3 is used for pulling the core assembly 3 from the upper mold 2 and the lower mold 1, namely, the core pulling assembly 3 is pulled out from the valve body static mold 01 and the valve body moving mold 02, the core pulling assembly 3 comprises a body 31, an inlet 32 and an outlet 33, the core 33 are arranged on the valve body and the core 33, the core 33 is pulled out from the valve body and the valve body 33, the core 33 is positioned on two sides of the valve body 33 and the core 33 is pulled from the inlet 33 and the outlet 33 and the valve body 33 is positioned from the side of the valve body 32 and is opposite to the outlet 33 and is positioned from the inlet 33 and is opposite to the outlet 33 side of the valve body 32. The inlet and outlet are not of practical significance here, but only have a naming effect.

As shown in fig. 3-4, the valve body inlet core 32 includes an inlet slide 321 and an inlet core 322, the inlet core 322 is abutted against the first side core 311, the valve body outlet core 33 includes an outlet slide 331 and an outlet core 332, the outlet core 332 is embedded with the second side core 312, the inlet core 322 and the outlet core 332 are located between the valve body moving mold 02 and the valve body static mold 01, the upper mold 2 and the lower mold 1 are clamped on the upper side and the lower side of the inlet slide 321 and the lower side of the outlet slide 331, sliding grooves 12 for embedding the inlet slide 321 and the outlet slide 331 are provided, mutually matched ribs and bar-shaped grooves 121 are provided between two opposite inner walls of the sliding grooves 12 on the inlet slide 321 and the lower mold 1, mutually matched ribs and bar-shaped grooves 121 are also provided between two opposite inner walls of the sliding grooves 12 on the outlet slide 331 and the lower mold 1, so that the valve body inlet core 32 and the valve body outlet core 33 are conveniently drawn out in an oriented manner.

The core body 31 is divided into at least three parts, the direction from the valve body inlet core 32 to the valve body outlet core 33 is sequentially a first side core 311, a middle core 313 and a second side core 312, the middle core 313 is directly drawn out by the core pulling assembly 4 to enable a gap to exist between the first side core 311 and the second side core 312, the first side core 311 is drawn out to form an L-shaped running track after being drawn in the middle by the core pulling assembly 4, and the second side core 312 is drawn out to form an L-shaped running track after being drawn in the middle by the core pulling assembly 4.

As shown in fig. 3, the core pulling assembly 4 includes a middle driving member 41 connected to the middle core 313, a first side driving member 42 connected to the first side core 311, and a second side driving member 43 connected to the second side core 312, wherein the first side driving member 42 drives the first side core 311 to approach toward the middle to realize lateral pushing, the first side driving member 42 is connected with a first extraction driving member 44 for driving the first side core 311 to be extracted in the longitudinal direction, the second side driving member 43 drives the second side core 312 to approach toward the middle to realize lateral pushing, the lateral direction is the inlet and outlet direction of the valve body, and the second side driving member 43 is connected with a second extraction driving member 45 for driving the second side core 312 to be extracted in the longitudinal direction, the longitudinal direction is a direction perpendicular to the lateral direction and parallel to the lower die 1.

The middle driving part 41, the first side driving part 42, the second side driving part 43, the first drawing driving part 44 and the second drawing driving part 45 may be power sources such as cylinders or oil cylinders or motors.

As shown in fig. 7, a first guide member 13 located below the output shaft of the first side driving member 42 is disposed between the first side driving member 42 and the first side core 311, a first limiting shoulder 1311 that is clamped with the first side core 311 is disposed on the first guide member 13, the first side driving member 42 drives the first side core 311 to reciprocate in the transverse direction to achieve locking engagement or unlocking engagement with the first limiting shoulder 1311, and the first extraction driving member 44 drives the first side driving member 42 and the first side core 311 to move in a guiding manner along opposite sides of the first guide member 13.

A second guide member 14 positioned below the output shaft of the second side driving member 43 is arranged between the second side driving member 43 and the second side core 312, a second limiting shoulder 1411 clamped with the second side core 312 is arranged on the second guide member 14, the second side driving member 43 drives the second side core 312 to reciprocate along the transverse direction to realize locking fit or unlocking fit with the second limiting shoulder 1411, and the second extraction driving member 45 drives the second side driving member 43 and the second side core 312 to move along the two opposite sides of the second guide member 14 in a guiding manner.

The first guide member 13 and the second guide member 14 are in a strip shape, the first limit shoulder 1311 and the second limit shoulder 1411 are respectively formed by concave cavities 131 and 141 arranged at the sides of the first guide member 13 and the second guide member 14, the concave cavities 131 and 141 are matched with the respective first connection block 3111 and second connection block 3121, so that the first connection block 3111 and the second connection block 3121 can be embedded in the concave cavities 131 and 141 to form a clamped fit, when the first side driving member 42 and the second side driving member 43 drive the first side core 311 and the second side core 312 to approach towards the middle, the first connection block 3111 and the second connection block 3121 slide out of the concave cavities 131 and 141 to be clamped, and then the first extraction driving member 44 and the second extraction driving member 45 drive the first connection block 3111 and the second connection block 3121 to move along the length direction of the first guide member 13 and the second guide member 14, the first side driving member 42 and the second side driving member 43 can be fixed on a plate, and the first side driving member 42 and the first connection block 3111 are respectively positioned at two sides of the first guide member 13 and the second connection block 3121 are respectively positioned at two sides of the second guide member 14.

As shown in fig. 5, the first side core 311 includes a first connection block 3111 connected to the first side driver 42 and a first core portion 3112 detachably connected to the first connection block 3111, the second side core 312 includes a second connection block 3121 connected to the second side driver 43 and a second core portion 3122 detachably connected to the second connection block 3121, and the middle core 313 includes a third connection block 3131 connected to the middle driver 41 and a third core portion 3132 detachably connected to the third connection block 3131.

As shown in fig. 10, the connection between the first connection block 3111 and the first core portion 3112, the connection between the second connection block 3121 and the second core portion 3122, and the connection between the third connection block 3131 and the third core portion 3132 are all provided with clamping grooves 3112a, 3122a, 3132a and clamping blocks 3111a, 3121a, 3131a, the clamping grooves 3112a are located at two corresponding sides of the first core portion 3112, the first connection block 3111 is provided with a recess 3111b for embedding the first core portion 3112, the clamping blocks 3111a are located at two opposite inner walls in the recess 3111b in a jaw shape, the clamping blocks 3111a and the clamping grooves 3112a are all perpendicular to the lower die 1, so that the first core portion 3112 can slide out of the recess upward for disassembly, that is, the first core portion 3112 can be replaced, the structure of the connection between the second core portion 3121 and the second core portion 3112 and the structure of the first connection block 3111 and the first connection block 3112 are identical to the structure of the first core portion 3112 and the first connection block 3112, and the structure of the connection block 3132 is identical to the first connection block 3112.

The side of the lower die 1 is fixed with a mounting plate 15, a sliding plate 151 is arranged above the mounting plate 15, the sliding plate 151 is driven by a second extraction driving piece 45, the second side driving piece 43 and the sliding plate 151 are fixedly connected with each other through a rod 1511 and a block 1512 and move along with the sliding plate 151, the second extraction driving piece 45 is fixed on the sliding plate 151 and moves along with the sliding plate 151, a fixing plate 1513 for installing a middle driving piece 41 is further arranged on the sliding plate 151, two second side driving pieces 43 are arranged on the fixing plate 1513, two second side driving pieces 43 are fixed on the mounting plate 15, output shafts of the two second side driving pieces are connected through a connecting rod 451, the connecting rod 451 and the sliding plate 151 are fixedly connected with each other through a rod 4511, the sliding plate 151 slides back and forth along the guiding direction of the mounting plate 15, a limit fit exists between the lower die 1 and the sliding plate 151, a limit block 16 corresponding to the second connecting block 3121 is arranged on the lower die 1, and the sliding distance of the sliding plate 151 is limited.

The core assembly 3 and the core pulling assembly 4 are arranged in two groups and are arranged in a central symmetry way, and the whole die is in a central symmetry way, so that two stations are arranged on the valve body static die 01 and the valve body movable die 02, and the processing yield is improved.

The opposite surfaces of the first core portion 3112 and the third core portion 3132 and the opposite surfaces of the second core portion 3122 and the third core portion 3132 are respectively provided with a guiding rib 3132b and guiding grooves 3112b and 3122b which are mutually matched, and the guiding rib 3132b and the guiding grooves 3112b and 3122b are respectively in a strip shape extending along the extraction direction. The arrangement of the guide ribs 3132b and the guide grooves 3112b and 3122b makes the connection of the first core portion 3112, the third core portion 3132 and the second core portion 3122 tighter, the upper and lower portions will not be dislocated, and the accuracy is higher.

As shown in fig. 1-10, the demolding step is as follows:

1) Firstly, lifting the upper die 2 to separate the upper die from the lower die 1;

2) Taking down the valve body static mold 01;

3) The valve body inlet and outlet mold core and the valve body outlet mold core 33 are respectively pulled out to two sides, and the step only needs to be operated before the valve body moving mold is taken out, so that no sequence requirement exists;

4) The middle core 313 of the core body 31 is withdrawn first so that a gap exists between the first side core 311 and the second side core 312;

5) The first side core 311 is pushed in a direction approaching the second side core 312, the engagement between the first connector 3111 and the cavity 131 is released, and the first drawer driver 44 is pulled out;

6) The second side core 312 is pushed in a direction approaching the first side core 311, and the slide plate 151 is driven by the second extraction driving member 45 to extract the core body 31 all the way out, so that the valve body static mold 01 is completely exposed, and then the valve body static mold is taken out, thereby completing demolding.

As shown in fig. 11-20, embodiment 2 is a processing mold of a three-way pipe movable mold and a three-way pipe static mold, as shown in fig. 11-12, the processing mold comprises a lower mold 1, an upper mold 2, a core assembly 3, a core pulling assembly 4, and further comprises a plurality of necessary structures (not shown in the drawings) such as a support, a power source for driving the upper mold 2 to be separated from the lower mold 1, and the like, wherein a static mold cavity is arranged on the lower mold 1, a movable mold cavity is arranged on the upper mold 2, the movable mold and the static mold have no practical significance, only naming distinction is made, a sprue 11 is arranged between the upper mold 2 and the lower mold 1, the core assembly 3 is positioned between the upper mold 2 and the lower mold 1, the outer contour of the core assembly 3 is similar to the contour of the three-way pipe, so that the three-way pipe static mold 01 and the three-way pipe movable mold 02 are formed, the core pulling assembly 4 is used for pulling the core assembly 3 from the upper mold 2 and the lower mold 1, namely, the core pulling assembly 3 is pulled out from the three-way pipe static mold 01 and the three-way pipe movable mold 02, the core assembly 3 comprises two main bodies 31 and one side core 32, the core 32 are arranged at the opposite sides, and the two core pulling ports are arranged at the sides of the core assembly 32, and the two sides are opposite to each other, and the core 32 is perpendicular to the side of the core 32, and the core assembly 32 is pulled from the side and the side of the core assembly 2.

As shown in fig. 20, the side core 32 includes a slide 321 and a side core portion 322, the slide 321 is driven by the driving member 46, the side core portion 322 is abutted against the core body 31, the end portion of the side core portion 322 has an arc groove 3221 adapted to the circumferential profile of the core body 31, the side core portion 322 is located between the three-way movable mold 02 and the three-way stationary mold 01, the upper mold 2 and the lower mold 1 are clamped on the upper and lower sides of the slide 321, and are provided with sliding grooves 12 respectively for the slide 321 to be embedded, and mutually matched ribs 3211 and bar grooves are provided between the slide 321 and two opposite inner walls of the sliding grooves 12 on the lower mold 1, so as to play a role in guiding and sliding, and facilitate the side core 32 to be pulled out in an oriented manner.

As shown in fig. 13 to 14, the core body 31 is divided into at least three parts, a first side core 311, a middle core 313 and a second side core 312 are sequentially arranged from the upper die 2 to the lower die 1, the middle core 313 is directly drawn out by the core-pulling assembly 4 to enable a gap to exist between the first side core 311 and the second side core 312, the first side core 311 is drawn out to form an L-shaped running track after being drawn toward the middle by the core-pulling assembly 4, that is, is drawn out to form an L-shaped running track after being moved toward the second direction, and the second side core 312 is drawn out to form an L-shaped running track after being drawn toward the middle by the core-pulling assembly 4.

The middle core 313 includes a drawing rod 313a and elastic parts 313b located at opposite sides of the drawing rod 313a, the drawing rod 313a is located between the two elastic parts 313b to form drawing or inserting fit, when the drawing rod 313a is drawn out, the two elastic parts 313b are drawn toward the middle under the action of elastic force, and when the drawing rod 313a is inserted, the two elastic parts 313b are spread.

The drawing rod 313a is tapered, the drawing rod 313a is driven by a compression spring 314, and a locking device for preventing the drawing rod 313a from being drawn out under the action of the spring 314 is arranged between the drawing rod 313a and the upper die 2 or the lower die 1. The elastic parts 313b are fixed on the first cross bar 315, a through hole 3151 for the drawing rod 313a to pass through is arranged on the first cross bar 315, the drawing rod 313a is fixed on the second cross bar 316, the compression spring 314 is arranged between the first cross bar 315 and the second cross bar 316, a spring groove 3152 for the compression spring 314 to be embedded is arranged on the first cross bar 315, during mold closing, the second cross bar 316 is pressed towards the first cross bar 315, so that the drawing rod 313a is inserted between the two elastic parts 313b to prop the two elastic parts 313b open, at the moment, the compression spring 314 is folded in the spring groove 3152 and locked by the locking device, and the first cross bar 315 and the second cross bar 316 are prevented from mutually bouncing under the action of the compression spring 314, and the preferable compression springs 314 are at least two and symmetrically arranged.

The locking device comprises an L-shaped lock catch 51 and a connecting plate 52, a compression spring 521 is arranged between the connecting plate 52 and the upper die 2, a spring groove is arranged on the upper die 2 or the connecting plate 52, when the die is closed, the connecting plate 52 is pressed downwards to enable the upper die 2 to be close until the lock catch 51 is positioned above the second cross rod 316, the hook part of the lock catch and the second cross rod 316 form clamping limit fit to achieve the locking purpose, the compression spring 521 is folded in the spring groove at the moment, when the die is opened, the pressure on the connecting plate 52 is removed to enable the lock catch 51 to be sprung upwards under the action of the compression spring 521, the lock catch 51 and the second cross rod 316 are released from clamping, the second cross rod 316 is sprung away from the first cross rod 315 under the action of the compression spring 314, namely the drawing rod 313a is driven to be drawn out, and then the core pulling assembly 4 drives the elastic part to be drawn out.

As shown in fig. 15 to 16, the core back assembly 4 includes a middle driving member 41 connected to the middle core 313, a first side driving member 42 connected to the first side core 311, and a second side driving member 43 connected to the second side core 312, wherein the first side driving member 42 drives the first side core 311 to approach in the middle, i.e., in the second direction, a first extraction driving member 44 driving the first side core 311 to be extracted in the first direction is connected to the first side driving member 42, the second side driving member 43 drives the second side core 312 to approach in the middle, i.e., in the second direction, and a second extraction driving member 45 driving the second side core 312 to be extracted in the first direction is connected to the second side driving member 43.

The middle driving part 41, the first side driving part 42, the second side driving part 43, the first drawing driving part 44 and the second drawing driving part 45 may be power sources such as cylinders or oil cylinders or motors.

As shown in fig. 15, a first guide 13 is disposed between the first side driver 42 and the first side core 311, an output shaft of the first side driver 42 passes through the first guide 13 and is connected to the first side core 311, the first side driver 42 drives the first side core 311 to reciprocate in the second direction, and the first extraction driver 44 drives the first side driver 42 and the first side core 311 to reciprocate in the first direction through the first guide 13.

The second guide 14 is disposed between the second side driving member 43 and the second side core 312, the output shaft of the second side driving member 43 passes through the second guide 14 and is connected to the second side core 312, the second side driving member 43 drives the second side core 312 to reciprocate along the second direction, and the second extraction driving member 45 drives the second side driving member 43 and the second side core 312 to reciprocate along the first direction through the second guide 14.

The core assembly 3 and the core pulling assembly 4 are provided with two groups, and are symmetrically arranged, so that the three-way pipe static mold 01 and the three-way pipe movable mold 02 are provided with two stations, and the processing yield is improved.

As shown in fig. 11-20, the demolding step is as follows:

1) Firstly, the pressure on the connecting plate 52 is removed, so that the lock catch 51 moves upwards to release the matching relation with the second cross rod 316, and the second cross rod 316 drives the drawing rod to draw along the first guide under the action of the compression spring 314 because the locking is released;

2) The entire middle core 313 is withdrawn in the first direction by the middle driver 41;

3) The first side core 311 moves along the second direction under the drive of the first side driving piece 42, and then is pulled out along the first direction under the drive of the first pulling driving piece 44, at this time, the upper die can be opened, the three-way pipe movable die 02 can be seen to cover the three-way pipe static die 01, then the three-way pipe movable die 02 is taken down, and the three-way pipe static die can be taken down after the core pulling is completed;

4) The second side core 312 is pushed in a direction approaching to the first side core 311, and the second drawing driver 45 drives the second side core 312 to draw out, so that the three-way pipe static mold 01 is completely exposed, and then the three-way pipe static mold is taken out, thereby completing demolding.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the disclosure of the present utility model, may implement the present utility model in various other embodiments, or simply change or modify the design structure and thought of the present utility model, which fall within the protection scope of the present utility model.

Claims (10)

1. A die for processing a movable die and a stationary die, comprising:

the lower die is provided with a static die cavity;

the upper die is provided with a movable die cavity;

a core assembly located between the upper and lower dies;

the method is characterized in that: the core pulling assembly is used for pulling the core assembly away from the upper die and the lower die, the core assembly comprises a core body, the core body is divided into at least three parts, namely a first side core, a middle core and a second side core in sequence, the middle core is driven by the core pulling assembly to be pulled out along a first direction so that a gap exists between the first side core and the second side core, the first side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along a second direction, the second side core is driven by the core pulling assembly to be pulled out along the first direction after being moved along the second direction, and the first direction and the second direction are mutually perpendicular or inclined.

2. The die for processing a movable die and a stationary die according to claim 1, wherein: the core assembly also comprises a side core, wherein the side core is positioned at the side edge of the core body and is vertical to or inclined with the core body, and the side core is driven by the core pulling assembly to be pulled out in a direction away from the core body.

3. The die for processing a movable die and a stationary die according to claim 1 or 2, characterized in that: the core pulling assembly comprises a middle driving piece connected with the middle core, a first side driving piece connected with the first side core and a second side driving piece connected with the second side core, wherein the first side driving piece drives the first side core to move along a second direction, the first side driving piece is linked with a first extraction driving piece which drives the first side core to be extracted along the first direction, the second side driving piece drives the second side core to move along the second direction, and the second side driving piece is linked with a second extraction driving piece which drives the second side core to be extracted along the first direction.

4. The die for processing a movable die and a stationary die according to claim 1, wherein: the middle core comprises a drawing rod and elastic parts positioned on two opposite sides of the drawing rod, the drawing rod is positioned between the two elastic parts to form drawing or inserting fit, when the drawing rod is drawn out, the two elastic parts draw close to the middle under the action of elastic force, and when the drawing rod is inserted, the two elastic parts are spread.

5. The mold for processing a movable mold and a stationary mold according to claim 4, wherein: the drawing rod is driven by a spring, and a locking device for preventing the drawing rod from being drawn out under the action of the spring is arranged between the drawing rod and the upper die or the lower die.

6. A die for processing a movable die and a stationary die according to claim 3, wherein: the novel side mold is characterized in that a first guide piece positioned below an output shaft of the first side driving piece is arranged between the first side driving piece and the first side mold core, a first limiting shoulder connected with the first side mold core in a clamping mode is arranged on the first guide piece, the first side driving piece drives the first side mold core to reciprocate transversely to achieve locking fit or unlocking fit with the first limiting shoulder, and the first extraction driving piece drives the first side driving piece and the first side mold core to move along two opposite sides of the first guide piece in a guiding mode.

7. A die for processing a movable die and a stationary die according to claim 3, wherein: the second side part driving piece and the second side part core are provided with a second guiding piece positioned below an output shaft of the second side part driving piece, the second guiding piece is provided with a second limiting shoulder connected with the second side part core in a clamping mode, the second side part driving piece drives the second side part core to reciprocate transversely to achieve locking fit or unlocking fit with the second limiting shoulder, and the second extraction driving piece drives the second side part driving piece and the second side part core to move along two opposite sides of the second guiding piece in a guiding mode.

8. A die for processing a movable die and a stationary die according to claim 3, wherein: the first side core comprises a first connecting block connected with the first side driving piece and a first core part detachably connected with the first connecting block, the second side core comprises a second connecting block connected with the second side driving piece and a second core part detachably connected with the second connecting block, and the middle core comprises a third connecting block connected with the middle driving piece and a third core part detachably connected with the third connecting block.

9. The die for processing the movable die and the stationary die according to claim 8, wherein: the guide ribs and the guide grooves are mutually matched and are respectively arranged on the opposite surfaces of the first core part and the third core part and the opposite surfaces of the second core part and the third core part, and are strip-shaped extending along the extraction direction.

10. A die for processing a movable die and a stationary die according to claim 3, wherein: the side of lower mould is fixed with the mounting panel, the mounting panel top is provided with a slide, the slide is taken out the driving piece by the second, second lateral part driving piece, second are taken out driving piece and middle part driving piece and are all moved along with the slide, second lateral part driving piece is two, and the output shaft of two second lateral part driving pieces passes through the connecting rod to be connected, connecting rod and slide fixed connection, the slide is along the reciprocal slip of mounting panel direction.