CN220946486U - Double-colored mould with rotary mechanism - Google Patents

Abstract

The utility model belongs to the technical field of dies, in particular to a double-color die with a rotating mechanism, which comprises an A die plate, a B die plate and a rotating plate arranged on the B die plate, wherein a non-finished cavity is arranged on the left side of the B die plate, a finished cavity is arranged on the right side of the B die plate, sliding blocks are respectively arranged on the left side and the right side of the rotating plate in a sliding manner, cover plates are respectively arranged on the left side and the right side of the rotating plate, the cover plates are arranged above the sliding blocks, a sliding channel for limiting the sliding blocks to vertically slide is formed between the cover plates and the rotating plate, a left oblique cutting block and a right oblique cutting block are arranged on the A die plate, and in the upward moving process of the A die plate, the right oblique cutting block moves upwards and drives the sliding blocks positioned on the right side to move in a direction far away from the finished cavity; in the downward moving process of the A template, the left inclined cutting block moves downwards and drives the sliding block positioned at the left side to move towards the direction close to the non-finished cavity. According to the utility model, the A template moves up and down to drive the left oblique cutting block and the right oblique cutting block to move up and down, so that the sliding block is driven to move, a new independent power device is not needed, and the cost is low.

Description

Double-colored mould with rotary mechanism

Technical field:

the utility model belongs to the technical field of dies, and particularly relates to a bicolor die with a rotating mechanism.

The background technology is as follows:

The utility model of China patent CN205167428U discloses a die with a rotating mechanism, which comprises an A die plate, a B die plate and a rotating block arranged on the B die plate, wherein a non-finished cavity and a finished cavity are respectively arranged on the left die plate and the right die plate of the rotating block, sliding blocks are arranged on four corners of the rotating block, two sliding blocks positioned on one side of the finished cavity are driven to slide by a power device arranged on the B die plate, three ejector pins are arranged below the B die plate, a rotating shaft is sleeved on the rotating block and is in transmission connection with a main ejector pin on an injection molding machine, two sides of the main ejector pin are provided with auxiliary ejector pins, the power device drives the main ejector pin and the auxiliary ejector pin to axially move to eject the rotating block, the sliding blocks and a product out of the B die plate through the three ejector pins, a sleeve is sleeved on the main ejector pin, a driven gear is connected to the driven gear in a meshed manner, and the driving gear is driven by a motor to rotate by the sleeve. The power device is an oil cylinder or an air cylinder.

The mold with the rotating mechanism has the following defects: the sliding block is driven to slide by the oil cylinder or the air cylinder, an independent power device is needed to be newly added, and the cost is high.

The invention comprises the following steps:

The utility model aims to provide a double-color die with a rotating mechanism, which drives left oblique cutting blocks and right oblique cutting blocks to move up and down through up and down movement of an A die plate, so that a sliding block is driven to move, an independent power device is not required to be additionally arranged, and the cost is low.

The utility model is realized in the following way:

The double-color die with the rotating mechanism comprises an A die plate, a B die plate and a rotating plate arranged on the B die plate, wherein a non-finished cavity is arranged on the left side of the B die plate, a finished cavity is arranged on the right side of the B die plate, sliding blocks are respectively arranged on the left side and the right side of the rotating plate in a sliding manner, cover plates are respectively arranged on the left side and the right side of the rotating plate, the cover plates are arranged above the sliding blocks, a sliding channel for limiting the sliding blocks to vertically slide is formed with the rotating plate, a left oblique cutting block and a right oblique cutting block are arranged on the A die plate, and in the upward moving process of the A die plate, the right oblique cutting block moves upwards and drives the sliding blocks positioned on the right side to move in a direction away from the finished cavity; in the downward moving process of the A template, the left inclined cutting block moves downwards and drives the sliding block positioned at the left side to move towards the direction close to the non-finished cavity.

In the bicolor mold with the rotating mechanism, the slide block is provided with the assembly groove for sliding the left oblique cutting block and the right oblique cutting block, the inner side wall of the assembly groove is the inclined plane I, the inclined plane I inclines from bottom to top in the direction away from the left oblique cutting block and the right oblique cutting block, the left oblique cutting block and the right oblique cutting block are respectively provided with the inclined plane II which is matched with the inclined plane I, and in the downward moving process of the A template, the left oblique cutting block moves downwards and pushes the left slide block to move towards the direction close to the non-finished cavity through the inclined plane II and the inclined plane I.

In the bicolor mold with the rotating mechanism, the stop is arranged in the sliding block in a sliding manner, one end of the stop extends to the assembly groove under the action of the elasticity of the spring, the right oblique cutting block is provided with the pushing block, the outer side wall of the pushing block is an oblique plane III parallel to the oblique plane II, in the upward moving process of the A template, the right oblique cutting block moves upward, and the sliding block on the right side is pushed to move in the direction away from the finished cavity through the oblique plane III and the stop.

In the bicolor mold with the rotating mechanism, the assembly groove is formed in the middle of the sliding block, and the push block and the stop block are respectively arranged in two and are respectively positioned on two sides of the right oblique cutting block.

In the bicolor mold with the rotating mechanism, the side, away from the assembly groove, of the sliding block is provided with the mounting plate, and the spring is a compression spring and is arranged between the mounting plate and the stop block.

In the bicolor mold with the rotating mechanism, a guide hole for installing the compression spring is arranged in the sliding block.

In the above-mentioned two-color mold with a rotating mechanism, the cover plate includes a horizontal plate disposed above the slide block and mounting portions located on two sides of the horizontal plate, and the mounting portions are fixed on the rotating plate through a connecting piece.

In the two-color mold with the rotating mechanism, a rotating shaft is arranged below the rotating plate, a connecting rod I is arranged below the rotating shaft, a connecting rod II is arranged above the screw rod of the injection molding machine, the rod part of the long rod screw sequentially penetrates through the rotating plate, the rotating shaft and the connecting rod I and is in threaded connection with the connecting rod II, and the connecting rod II is connected with the screw rod of the injection molding machine through a locking screw.

In the bicolor mold with the rotating mechanism, the rod part of the locking screw penetrates through the second connecting rod to be in threaded connection with the screw rod of the injection molding machine.

In the bicolor mold with the rotating mechanism, the lower end surface of the rotating shaft is concavely provided with the first limiting groove, and the upper end surface of the first connecting rod is convexly provided with the first limiting convex block matched with the first limiting groove; the lower end surface of the first connecting rod is concaved upwards to form a second limiting groove, and the upper end surface of the second connecting rod is convexly formed with a second limiting projection matched with the second limiting groove; the upper end face of the screw rod of the injection molding machine is concaved downwards to form a limiting groove III, and the lower end face of the connecting rod II is convexly downwards to form a limiting protruding block III which is in three-phase fit with the limiting groove.

In the bicolor mold with the rotating mechanism, the first limiting groove and the second limiting groove are cross grooves; the first limiting lug, the second limiting lug and the third limiting lug are cross-shaped lugs.

In the bicolor mold with the rotating mechanism, two sliding blocks are arranged on the left side and are respectively positioned on the front side and the rear side of the non-finished cavity, and two corresponding left oblique cutting blocks are also arranged; the sliding blocks on the right side are two, are respectively positioned on the front side and the rear side of the finished cavity, and are correspondingly arranged on the right oblique cutting blocks.

Compared with the prior art, the utility model has the outstanding advantages that:

1. According to the utility model, the A template moves up and down to drive the left oblique cutting block and the right oblique cutting block to move up and down, so that the sliding block is driven to move, a new independent power device is not needed, and the cost is low; according to the utility model, the movement of the sliding block is combined into the up-and-down movement of the A template, so that the movement time of the sliding block is effectively saved, and the injection molding time is saved;

2. According to the utility model, the stop block is arranged in the sliding block in a sliding manner, one end of the stop block extends to the assembly groove under the action of the elasticity of the spring, the push block is arranged on the right oblique cutting block, the outer side wall of the push block is an inclined plane III parallel to the inclined plane II, the right oblique cutting block moves upwards in the upward moving process of the A template, the sliding block on the right side is pushed to move in the direction away from the finished product cavity by the inclined plane III and the stop block, and interference between the right oblique cutting block and the baffle plate of the rotating sliding block can be effectively avoided when the sliding block is pushed out by upward moving.

Description of the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of the utility model without A template, B template, spindle, screw of injection molding machine, first and second connecting rods, injection molding is completed and in a mold closing state;

FIG. 3 is a perspective view of the utility model without A template, B template, spindle, injection molding machine screw, connecting rod one and connecting rod two, rotating plate not rotating and in the open mold state;

FIG. 4 is a perspective view of the utility model without the A template, B template, spindle, injection molding machine screw, connecting rod one and connecting rod two, rotating plate rotated and in the open mold state;

FIG. 5 is a perspective view of the utility model without the A template, the B template, the rotating shaft, the screw of the injection molding machine, the first connecting rod and the second connecting rod, without injection molding and in a mold closing state;

FIG. 6 is an exploded view of the slider, mounting plate and stop of the present utility model;

FIG. 7 is a cross-sectional view of the utility model without A and B templates;

Fig. 8 is an exploded view of the shaft, injection molding machine screw, first link and second link of the present utility model.

Reference numerals: 1. a template A; 2. b, a template; 3. a rotating plate; 4. a slide block; 5. a cover plate; 5a, horizontal plates; 5b, an installation part; 6. cutting into blocks obliquely to the left; 7. right oblique dicing; 8. an assembly groove; 9. an inclined plane I; 10. a second inclined plane; 11. a stop block; 12. a pushing block; 13. an inclined plane III; 14. a mounting plate; 15. a guide hole; 16. a rotating shaft; 17. a first connecting rod; 18. a screw of an injection molding machine; 19. a second connecting rod; 20. a long rod screw; 21. a first limit groove; 22. a first limit lug; 23. a second limit groove; 24. a second limit bump; 25. a limit groove III; 26. a limit bump III; 27. a first part; 28. and a second article.

The specific embodiment is as follows:

The utility model is further described below with reference to the specific examples, see fig. 1-8:

The double-color die with the rotating mechanism comprises an A die plate 1, a B die plate 2 and a rotating plate 3 arranged on the B die plate 2, wherein a non-finished cavity is arranged on the left side of the B die plate 2, a finished cavity is arranged on the right side of the B die plate, sliding blocks 4 are respectively arranged on the left side and the right side of the rotating plate 3 in a sliding mode, cover plates 5 are respectively arranged on the left side and the right side of the rotating plate 3, the cover plates 5 are arranged above the sliding blocks 4 in a covering mode, a sliding channel for limiting the sliding blocks 4 to vertically slide is formed between the cover plates 5 and the rotating plate 3, a left inclined cutting block 6 and a right inclined cutting block 7 are arranged on the A die plate 1, and in the upward moving process of the A die plate 1, the right inclined cutting block 7 moves upwards and drives the sliding blocks 4 positioned on the right side to move in the direction away from the finished cavity; in the downward moving process of the A template 1, the left inclined cutting block 6 moves downward and drives the sliding block 4 positioned at the left side to move in the direction approaching to the non-finished cavity.

The working principle of the utility model is as follows: step one: after the die assembly of the die plate A1 and the die plate B2, injecting the 1 st raw material into a non-finished cavity to form a first workpiece 27, injecting the 2 nd raw material into the finished cavity to form a second workpiece 28 by wrapping and injecting the periphery of the first workpiece 27, and completing double-color injection molding, as shown in fig. 2; step two: the die plate 1 is moved upwards to open the die, the right oblique cutting block 7 moves upwards and drives the sliding block 4 positioned on the right side to move in the direction away from the finished product cavity, as shown in fig. 3, and at the moment, the sliding block 4 is away from the finished product cavity, so that the second workpiece 28 can be ejected; step three: ejecting the second part 28 upwards, and taking the part by a manipulator; step four: the rotating plate 3 is ejected upwards, and the sliding block 4, the cover plate 5 and the first workpiece 27 are driven to move upwards; step five: the rotating plate 3 rotates 180 degrees and drives the sliding block 4, the cover plate 5 and the first workpiece 27 to rotate 180 degrees, and the first workpiece 27 rotates from the left side to the right side as shown in fig. 4; step six: the rotating plate 3 resets downwards and drives the sliding block 4, the cover plate 5 and the first workpiece 27 to move downwards; step seven: the die plate 1 is moved downwards to be clamped, and the left chamfer block 6 moves downwards and drives the sliding block 4 positioned at the left side to move towards the direction approaching to the non-finished cavity, as shown in figure 5.

According to the utility model, the A template 1 moves up and down to drive the left beveling block 6 and the right beveling block 7 to move up and down, so that the sliding block 4 is driven to move, a new independent power device is not needed, and the cost is low. The utility model combines the movement of the slide block 4 into the up-and-down movement of the A template 1, thereby effectively saving the time for the movement of the slide block 4 and saving the injection molding time.

The structure of the slider 4, the left chamfer block 6 and the right chamfer block 7: as shown in fig. 2-5, an assembly groove 8 for sliding the left beveling block 6 and the right beveling block 7 is formed in the sliding block 4, an inclined plane one 9 is arranged on the inner side wall of the assembly groove 8, the inclined plane one 9 inclines from bottom to top in a direction away from the left beveling block 6 and the right beveling block 7, an inclined plane two 10 which is matched with the inclined plane one 9 is respectively formed in the left beveling block 6 and the right beveling block 7, and in the downward moving process of the A template 1, the left beveling block 6 moves downwards and pushes the left sliding block 4 to move towards a direction close to a non-finished cavity through the inclined plane two 10 and the inclined plane one 9.

The right chamfer block 7 moves upwards to drive the slide block moving structure on the right side: as shown in fig. 2-5, a stop block 11 is arranged in the sliding block 4 in a sliding manner, one end of the stop block 11 extends to the assembly groove 8 under the action of the elasticity of the spring, a push block 12 is arranged on the right inclined cutting block 7, the outer side wall of the push block 12 is an inclined plane III 13 parallel to the inclined plane II 10, and in the upward moving process of the A template 1, the right inclined cutting block 7 moves upwards and pushes the sliding block 4 on the right side to move in a direction away from the finished cavity through the inclined plane III 13 and the stop block 11. When the right beveling block 7 moves downwards, the stop block 11 is extruded back into the sliding block 4, the spring is compressed, interference is avoided, and one end of the stop block 11 extends to the assembly groove 8 under the action of the elastic force of the spring until the right beveling block 7 is reset.

In order to better push the right slide block 4 to move away from the finished product cavity, the assembly groove 8 is arranged in the middle of the slide block 4, and the push block 12 and the stop block 11 are respectively arranged at two sides of the right beveling block 7.

Mounting structure of spring: as shown in fig. 6, a mounting plate 14 is disposed on a side of the slider 4 away from the assembly groove 8, and the spring is a compression spring, and is disposed between the mounting plate 14 and the stop block 11, so as to facilitate installation.

Further, a guide hole 15 for installing the compression spring is provided in the slider 4.

The structure of the cover plate 5: the cover plate 5 includes a horizontal plate 5a disposed above the slider 4 and mounting portions 5b disposed at both sides of the horizontal plate 5a, and the mounting portions 5b are fixed to the rotating plate 3 through connectors. In the present embodiment, the connecting member is a screw, which is screwed to the rotating plate 3 through the mounting portion 5 b.

Connection structure of rotating shaft 16 of rotating plate 3 and injection molding machine screw 18: as shown in fig. 7 and 8, a rotating shaft 16 is disposed below the rotating plate 3, a first connecting rod 17 is disposed below the rotating shaft 16, a second connecting rod 19 is disposed above the injection molding machine screw 18, the rod portion of the long rod screw 20 sequentially penetrates through the rotating plate 3, the rotating shaft 16, the first connecting rod 17 and the second connecting rod 19, and the second connecting rod 19 is connected with the injection molding machine screw 18 through a locking screw. The screw 18 of the injection molding machine rotates to drive the connecting rod II 19, the connecting rod I17, the rotating shaft 16 and the rotating plate 3 to rotate.

Further, the rod portion of the locking screw passes through the second connecting rod 19 and is screwed with the screw 18 of the injection molding machine.

In order to better drive the rotating shaft 16 to move by the injection molding screw 18, as shown in fig. 8, a limiting groove one 21 is concavely formed on the lower end surface of the rotating shaft 16, and a limiting protruding block one 22 matched with the limiting groove one 21 is convexly formed on the upper end surface of the connecting rod one 17; the lower end surface of the first connecting rod 17 is concaved upwards to form a second limiting groove 23, and the upper end surface of the second connecting rod 19 is convexly formed into a second limiting projection 24 which is matched with the second limiting groove 23; the upper end surface of the injection molding machine screw 18 is concave downwards to form a third limit groove 25, and the lower end surface of the second connecting rod 19 is convex downwards to form a third limit bump 26 which is matched with the third limit groove 25.

Further, the first limiting groove 21 and the second limiting groove 23 are cross-shaped grooves; the first limit lug 22, the second limit lug 24 and the third limit lug 26 are cross-shaped lugs.

Furthermore, two sliding blocks 4 are arranged on the left side and are respectively positioned on the front side and the rear side of the non-finished cavity, and two corresponding left beveling blocks 6 are also arranged; two slide blocks 4 on the right side are respectively positioned on the front side and the rear side of the finished cavity, and two corresponding right beveling blocks 7 are also arranged.

The above embodiment is only one of the preferred embodiments of the present utility model, and is not intended to limit the scope of the present utility model, therefore: all equivalent changes in shape, structure and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. The utility model provides a bicolor mould with rotary mechanism, includes A template (1), B template (2) and sets up rotor plate (3) on B template (2), and B template (2) left side is equipped with non-finished product chamber, right side and is equipped with the finished product chamber, and the left side and the right side of rotor plate (3) are smooth slider (4) that are equipped with respectively, its characterized in that: the left side and the right side of the rotating plate (3) are respectively provided with a cover plate (5), the cover plates (5) are arranged above the sliding blocks (4) in a covering manner, a sliding channel for limiting the sliding blocks (4) to vertically slide is formed between the cover plates and the rotating plate (3), a left oblique cutting block (6) and a right oblique cutting block (7) are arranged on the A template (1), and in the upward moving process of the A template (1), the right oblique cutting block (7) moves upwards and drives the sliding blocks (4) positioned on the right side to move in a direction away from a finished cavity; in the downward moving process of the A template (1), the left oblique cutting block (6) moves downward and drives the sliding block (4) positioned at the left side to move towards the direction close to the non-finished cavity.

2. A bicolor mold with a rotary mechanism as claimed in claim 1, wherein: the sliding block (4) is provided with an assembly groove (8) for sliding the left beveling block (6) and the right beveling block (7), the inner side wall of the assembly groove (8) is a first inclined surface (9), the first inclined surface (9) inclines from bottom to top in the direction away from the left beveling block (6) and the right beveling block (7), the left beveling block (6) and the right beveling block (7) are respectively provided with a second inclined surface (10) matched with the first inclined surface (9), and in the downward moving process of the A template (1), the left beveling block (6) moves downward and pushes the left sliding block (4) to move towards the direction close to the non-finished cavity through the second inclined surface (10) and the first inclined surface (9).

3. A bicolor mold with a rotary mechanism as claimed in claim 2, wherein: the sliding block (4) is internally provided with a stop block (11), one end of the stop block (11) extends to the assembly groove (8) under the action of the elasticity of the spring, the right inclined cutting block (7) is provided with a push block (12), the outer side wall of the push block (12) is a slope III (13) parallel to a slope II (10), the right inclined cutting block (7) moves upwards in the upward moving process of the A template (1), and the right sliding block (4) is pushed to move in the direction away from the finished cavity through the slope III (13) and the stop block (11).

4. A bicolor mold with a rotary mechanism as claimed in claim 3, wherein: the assembly groove (8) is formed in the middle of the sliding block (4), and the push block (12) and the stop block (11) are respectively arranged in two and are respectively arranged on two sides of the right beveling block (7).

5. A bicolor mold with a rotary mechanism as claimed in claim 3, wherein: one side of the sliding block (4) far away from the assembly groove (8) is provided with a mounting plate (14), and the spring is a compression spring and is arranged between the mounting plate (14) and the stop block (11).

6. A bicolor mold with a rotary mechanism as claimed in claim 5, wherein: the slider (4) is internally provided with a guide hole (15) for installing a compression spring.

7. A bicolor mold with a rotary mechanism as claimed in claim 1, wherein: the cover plate (5) comprises a horizontal plate (5 a) arranged above the sliding block (4) and mounting parts (5 b) positioned on two sides of the horizontal plate (5 a), and the mounting parts (5 b) are fixed on the rotating plate (3) through connecting pieces.

8. A bicolor mold with a rotary mechanism as claimed in claim 1, wherein: the rotary plate (3) below is equipped with pivot (16), and pivot (16) below is equipped with connecting rod one (17), and injection molding machine screw rod (18) top is equipped with connecting rod two (19), and the pole portion of stock screw (20) passes rotor plate (3), pivot (16), connecting rod one (17) and connecting rod two (19) spiro union in proper order, and connecting rod two (19) are connected through locking screw with injection molding machine screw rod (18).

9. A bicolor mold with a rotary mechanism as claimed in claim 8, wherein: the lower end surface of the rotating shaft (16) is concaved upwards to form a first limiting groove (21), and the upper end surface of the first connecting rod (17) is convexly formed with a first limiting convex block (22) which is matched with the first limiting groove (21); the lower end surface of the first connecting rod (17) is concaved upwards to form a second limiting groove (23), and the upper end surface of the second connecting rod (19) is convexly formed with a second limiting projection (24) which is matched with the second limiting groove (23); the upper end face of the injection molding machine screw (18) is concaved downwards to form a limit groove III (25), and the lower end face of the connecting rod II (19) is concaved downwards to form a limit protruding block III (26) which is matched with the limit groove III (25).