CN216001315U

CN216001315U - Washing machine is injection molding machine mold taking device for accessory processing

Info

Publication number: CN216001315U
Application number: CN202122131496.4U
Authority: CN
Inventors: 金珉坤
Original assignee: Shanghai Yifuqi Electronic Technology Co ltd
Current assignee: Shanghai Yifuqi Electronic Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-11
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a mould taking device of a processing injection molding machine for washing machine accessories, relating to the technical field of injection molding processing; comprises an injection molding device and a demoulding device; a demoulding device is arranged on one side of the injection molding device, and the demoulding device comprises a push-pull mechanism, an intermittent indexing mechanism and a piece taking mechanism; the pick-up mechanism comprises a pick-up disc and a transmission shaft, and the pick-up disc is connected with the intermittent indexing mechanism and the push-pull mechanism through the transmission shaft; a plurality of groups of air suction suckers are arranged on the pickup disc, and a plurality of groups of ejector rods are arranged at the edge of the pickup disc; and an air pumping cylinder is arranged on one side of the workpiece taking disc and is connected with each air pumping sucking disc. The device is used for assisting the injection molding device to complete part demolding work in the injection molding production process, has a simple and efficient structure, liberates manpower, reduces the rejection rate, and improves the production efficiency.

Description

Washing machine is injection molding machine mold taking device for accessory processing

Technical Field

The utility model relates to an injection molding technical field specifically is an injection molding machine mold taking device is used in processing for washing machine accessory.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified into injection molding and die casting. An injection molding machine is a main molding device for making thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by an injection molding machine and the die. Plastic injection molding is a method of producing plastic products by injecting molten plastic into a plastic product mold under pressure, and cooling and molding the plastic product to obtain various plastic parts. There are mechanical injection molding machines that are specifically used for injection molding.

Many accessories required by the washing machine are directly formed by molding and injection molding, and related bulges, holes, ribs, threads and the like are formed at one time, but the injection molding part has relatively high demolding difficulty, even if an ejection structure is designed, many injection molding parts also need manual demolding, so that the production efficiency is reduced, the injection molding parts are easy to damage and deform, and the yield is reduced.

Disclosure of Invention

An object of the utility model is to provide a washing machine is injection molding machine mold extraction device for processing to solve the problem that proposes among the above-mentioned background art. This device can assist ejecting device to take off the part that the completion of will moulding plastics from the mould to reduce artificial work load, improve work efficiency, reduce the part and damage.

In order to achieve the above object, the utility model provides a following technical scheme:

a mold taking device of an injection molding machine for processing washing machine accessories comprises an injection molding device and a demolding device; a demoulding device is arranged on one side of the injection molding device, and the demoulding device comprises a push-pull mechanism, an intermittent indexing mechanism and a piece taking mechanism; the pick-up mechanism comprises a pick-up disc and a transmission shaft, and the pick-up disc is connected with the intermittent indexing mechanism and the push-pull mechanism through the transmission shaft; a plurality of groups of air suction suckers are arranged on the pickup disc, and a plurality of groups of ejector rods are arranged at the edge of the pickup disc; and an air pumping cylinder is arranged on one side of the workpiece taking disc and is connected with each air pumping sucking disc.

As a further aspect of the present invention: the piece taking disc is fixedly connected with the transmission shaft, the cross section of the transmission shaft is in a sawtooth shape, the piston rod is sleeved in the air pumping cylinder, one end, penetrating out of the air pumping cylinder, of the piston rod is connected with a one-stage telescopic rod, and the one-stage telescopic rod is connected with the piece taking disc.

As a further aspect of the present invention: the injection molding device comprises a fixed die base and a movable die base, a die cavity is formed in one end of the fixed die base, a support is installed on the fixed die base and connected with the movable die base through a hydraulic rod, the die cavity of the movable die base points to the fixed die base, and the workpiece taking mechanism is located between the fixed die base and the movable die base.

As a further aspect of the present invention: the injection molding device is characterized in that a second-level telescopic rod is arranged inside the movable die holder and connected with an ejection block penetrating through the surface of the movable die holder, and an injection molding pipe penetrating through the movable die holder is arranged in the movable die holder.

As a further aspect of the present invention: the transmission shaft is rotatably connected with a limiting ring, the limiting ring is fixedly connected with a support, the support is connected with the transmission shaft through a push-pull mechanism, the push-pull mechanism comprises a spring and an electromagnetic coil, the electromagnetic coil is fixedly connected onto the support, and two ends of the spring are respectively connected with the transmission shaft and the electromagnetic coil.

As a further aspect of the present invention: the intermittent indexing mechanism comprises an indexing disc, a driving disc and a motor, wherein the motor is connected with the driving disc, a limiting column is arranged on the outer side of the driving disc, a plurality of groups of limiting grooves which are uniformly distributed are formed in the outer side of the indexing disc, and the limiting column is inserted into the limiting groove.

As a further aspect of the present invention: the indexing disc is provided with a driving shaft which is coaxial with the indexing disc, the driving shaft is coaxial with the transmission shaft, one end of the driving shaft, which is close to the transmission shaft, is provided with a mounting groove, the mounting groove is matched with the transmission pump in shape, and the transmission shaft is inserted into the mounting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

adopt above-mentioned washing machine accessory is with processing injection molding machine mold taking device, the mechanism of getting of this device can rotate around the transmission shaft, control through intermittent type indexing mechanism when using, after once moulding plastics is accomplished to the mechanism of moulding plastics, will get a dish and remove to between fixed die base and the movable mould base, ejecting piece on the movable mould base is ejecting the back with the part, hardly break away from completely, use push-and-pull mechanism control to get a dish this moment, utilize the sucking disc that bleeds on surface to adsorb on the part relatively smooth surface, ejector pin is corresponding to the region that does not have the part on the movable mould base this moment, reuse ejector pin and push-and-pull mechanism's cooperation, outwards the suction of part has better drawing of patterns effect, and can move the part to other positions under intermittent type indexing mechanism's effect after the drawing of patterns, do not influence follow-up continuation moulding plastics, do not need artifical the collection, work efficiency has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a mold removing device of a processing injection molding machine for washing machine accessories.

Fig. 2 is a schematic top view of the mold removing device of the processing injection molding machine for washing machine accessories.

FIG. 3 is a schematic structural diagram of a mold stripping device in the mold stripping device of the processing injection molding machine for washing machine accessories.

In the figure: 1. a support; 2. an electromagnetic coil; 3. a demolding device; 4. an air pumping cylinder; 5. a first-stage telescopic rod; 6. ejecting the rod; 7. a movable die holder; 8. a secondary telescopic rod; 9. a hydraulic lever; 10. ejecting a block; 11. an air suction sucker; 12. a pickup disc; 13. a pickup mechanism; 14. fixing a die holder; 15. a mold cavity; 16. an injection molding device; 17. a piston rod; 18. an index plate; 19. a drive disc; 20. a motor; 21. an intermittent indexing mechanism; 22. a drive shaft; 23. a drive shaft; 24. a limiting ring; 25. a spring; 26. a limiting groove; 27. a limiting column; 28. a push-pull mechanism; 29. injection molding a tube; 30. and (4) mounting the groove.

Detailed Description

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

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present invention, a mold removing device of a processing injection molding machine for washing machine accessories includes an injection molding device 16 and a demolding device 3; a demoulding device 3 is arranged on one side of the injection molding device 16, and the demoulding device 3 comprises a push-pull mechanism 28, an intermittent indexing mechanism 21 and a piece taking mechanism 13; the pick-up mechanism 13 comprises a pick-up disc 12 and a transmission shaft 23, and the pick-up disc 12 is connected with an intermittent indexing mechanism 21 and a push-pull mechanism 28 through the transmission shaft 23; a plurality of groups of air suction suckers 11 are arranged on the pickup disc 12, and a plurality of groups of ejector rods 6 are arranged on the edge of the pickup disc 12; and an air pumping cylinder 4 is arranged on one side of the workpiece taking disc 12, and the air pumping cylinder 4 is connected with each air pumping sucking disc 11.

The device uses an intermittent indexing mechanism 21 to control a pickup mechanism 13, so that the pickup mechanism 13 is inserted between the injection molding devices 16 at the demolding time of the injection molding devices 16 to assist demolding, and uses a push-pull mechanism 28 to move a pickup disc 12 relative to a part to remove the part. The pick-up plate 12 of the device is provided with the air suction sucker 11, so that the installation position of the air suction sucker 11 corresponds to the position of a relative plane on the part. The part taking disc 12 is close to the part, the air suction sucker 11 is pressed on the surface of the part, air is sucked by the air suction cylinder 4 at the moment to form negative pressure compression, the part taking disc 12 is moved to be away through the push-pull mechanism 28, meanwhile, the ejector rod 6 is also matched with the injection molding device 16 to be in pressure contact, the part taking disc 12 is ejected, the part taking disc 12 can be separated, and the part can be taken down. This device can be used for supplementary a drawing of patterns of getting, and convenient to use is simple, and it is better to get a effect from the outside is supplementary, avoids the part because of ejecting the damage that causes, improves the success rate, has reduced the demand to the manpower, has improved production efficiency.

Example 2

Referring to fig. 1 to 3, the main differences between the embodiment 2 and the embodiment 1 are:

please refer to fig. 1-3, in embodiment 2 of the present invention, the pickup plate 12 is fixedly connected to the transmission shaft 23, the cross-sectional shape of the transmission shaft 23 is a saw-toothed shape, the piston rod 17 is sleeved in the suction tube 4, one end of the piston rod 17 penetrating out of the suction tube 4 is connected to the one-stage telescopic rod 5, and the pickup plate 12 is connected to the one-stage telescopic rod 5. The pick-up disc 12 is driven and controlled by other parts through a transmission shaft 23, a piston rod 17 is sleeved in the air exhaust tube 4, the piston rod 17 is controlled by the first-stage telescopic rod 5 to extend and retract so as to realize air exhaust and air release, and the first-stage telescopic rod 5 can use a hydraulic rod 9, an electric push rod or other reciprocating structures.

Referring to fig. 1, the injection molding device 16 includes a fixed mold base 14 and a movable mold base 7, a mold cavity 15 is formed at one end of the fixed mold base 14, a support 1 is mounted on the fixed mold base 14, the support 1 is connected with the movable mold base 7 through a hydraulic rod 9, the movable mold base 7 points to the mold cavity 15 of the fixed mold base 14, and the workpiece taking mechanism 13 is located between the fixed mold base 14 and the movable mold base 7. The fixed die holder 14 and the movable die holder 7 are matched to complete injection molding, the hydraulic rod 9 controls the movable die holder 7 to be inserted into the die cavity 15 to form sealing during injection molding, and injection molding of parts is completed in the die cavity 15. After the injection molding is completed, the movable die holder 7 is removed, and the part is still sleeved on the movable die holder 7, and at the moment, the part taking mechanism 13 positioned in the middle is used for assisting in taking off the part.

Referring to fig. 1, a secondary telescopic rod 8 is installed inside the movable die holder 7, the secondary telescopic rod 8 is connected with an ejection block 10 penetrating through the surface of the movable die holder 7, and an injection molding pipe 29 penetrating through the movable die holder 7 is installed inside the movable die holder 7. The secondary telescopic rod 8 assists the parts to be separated after the injection molding is finished, the parts are separated from the movable die holder 7 through the ejection block 10, and the injection molding pipe 29 is used for injecting raw materials into the injection molding process. The secondary telescopic rod 8 can use a hydraulic rod 9, an electric push rod or other reciprocating structures.

Referring to fig. 1, a limiting ring 24 is rotatably connected to the transmission shaft 23, the limiting ring 24 is fixedly connected to the support 1, the support 1 is connected to the transmission shaft 23 through a push-pull mechanism 28, the push-pull mechanism 28 includes a spring 25 and an electromagnetic coil 2, the electromagnetic coil 2 is fixedly connected to the support 1, and two ends of the spring 25 are respectively connected to the transmission shaft 23 and the electromagnetic coil 2. The limiting ring 24 is used for limiting the movement of the transmission shaft 23, the push-pull mechanism 28 is used for pulling the transmission shaft 23, the electromagnetic coil 2 adsorbs the magnetic transmission shaft 23, the workpiece taking disc 12 is close to the movable die holder 7, the spring 25 enables the transmission shaft 23 to automatically reset after electric power disappears, the push-pull mechanism 28 only needs to be capable of executing the push-pull function, the eccentric wheel is used for matching with the motor 20, or the telescopic rod and other reciprocating structures can meet the use requirements of the device.

Referring to fig. 1 to 3, the intermittent indexing mechanism 21 includes an indexing disc 18, a driving disc 19 and a motor 20, the motor 20 is connected to the driving disc 19, a limiting post 27 is installed on the outer side of the driving disc 19, a plurality of sets of limiting grooves 26 are uniformly distributed on the outer side of the indexing disc 18, and the limiting post 27 is inserted into the limiting groove 26. The intermittent indexing mechanism 21 can control the indexing disc 18 to intermittently rotate, the rotating angles of the indexing disc at each time are the same, and the sampling disc can stably stay at the designated position between the movable die holder 7 and the fixed die holder 14 at each time after reasonable design, so that dislocation is avoided.

Referring to fig. 1 to 3, a driving shaft 22 coaxial with the indexing disc 18 is mounted on the indexing disc 18, the driving shaft 22 is coaxial with a driving shaft 23, an installation groove 30 is formed at one end of the driving shaft 22 close to the driving shaft 23, the installation groove 30 is matched with the driving shaft 23 in shape, and the driving shaft 23 is inserted into the installation groove 30. The rotation of the dividing plate 18 is transmitted to the transmission shaft 23 through the driving shaft 22, the mounting groove 30 in the driving shaft 22 is matched with the shape of the transmission shaft 23, so that the rotation can be transmitted, and meanwhile, the rotation can be transmitted, the driving shaft 22 and the transmission shaft 23 are axially connected, and the axial movement of the transmission shaft 23 does not influence the transmission effect of the rotation.

The utility model discloses a theory of operation is:

this device uses the shedder 3 that is located 16 one sides of device of moulding plastics, carries out supplementary drawing of patterns and with the work that the part shifted out, improvement drawing of patterns efficiency that can be very big improves degree of mechanization, reduces the reliance to the manual work to reduce the rejection rate of part, improve production efficiency. This device uses intermittent type indexing mechanism 21 and push-and-pull mechanism 28 to accomplish the control to getting a dish 12, gets the position of dish 12 and moves die holder 7 and corresponds, and gets and install the multiunit sucking disc 11 of bleeding corresponding the relatively level and smooth surface position of part on the dish 12, bleeds through suction tube 4 and assists and compress tightly sucking disc 11 of bleeding on the part surface, pulls out the part from the outside, and convenient operation is simple, has improved the efficiency of drawing of patterns, has reduced the probability that ejecting block 10 harms the part.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A mold taking device of an injection molding machine for processing washing machine accessories comprises an injection molding device and a demolding device; a demoulding device is arranged on one side of the injection molding device, and the demoulding device comprises a push-pull mechanism, an intermittent indexing mechanism and a piece taking mechanism; the workpiece taking mechanism is characterized by comprising a workpiece taking disc and a transmission shaft, wherein the workpiece taking disc is connected with the intermittent indexing mechanism and the push-pull mechanism through the transmission shaft; a plurality of groups of air suction suckers are arranged on the pickup disc, and a plurality of groups of ejector rods are arranged at the edge of the pickup disc; and an air pumping cylinder is arranged on one side of the workpiece taking disc and is connected with each air pumping sucking disc.

2. The mold removing device for the processing injection molding machine for washing machine accessories according to claim 1, wherein the mold removing disc is fixedly connected with the transmission shaft, the cross section of the transmission shaft is in a saw-toothed shape, a piston rod is sleeved in the air suction cylinder, one end of the piston rod, which penetrates out of the air suction cylinder, is connected with a first-stage telescopic rod, and the first-stage telescopic rod is connected with the mold removing disc.

3. The mold removing device of a processing injection molding machine for washing machine accessories, according to claim 1, is characterized in that the injection molding device comprises a fixed mold base and a movable mold base, a mold cavity is formed in one end of the fixed mold base, a support is mounted on the fixed mold base, the support is connected with the movable mold base through a hydraulic rod, the movable mold base points to the mold cavity of the fixed mold base, and the workpiece removing mechanism is located between the fixed mold base and the movable mold base.

4. The mold removing device of a processing injection molding machine for washing machine accessories according to claim 3, wherein a secondary telescopic rod is installed inside the movable mold base, the secondary telescopic rod is connected with an ejector block penetrating through the surface of the movable mold base, and an injection molding pipe penetrating through the movable mold base is installed inside the movable mold base.

5. The mold removing device of an injection molding machine for processing washing machine accessories according to claim 1 or 2, wherein a limit ring is rotatably connected to the transmission shaft, the limit ring is fixedly connected to a bracket, the bracket is connected to the transmission shaft through a push-pull mechanism, the push-pull mechanism comprises a spring and an electromagnetic coil, the electromagnetic coil is fixedly connected to the bracket, and two ends of the spring are respectively connected to the transmission shaft and the electromagnetic coil.

6. The mold removing device of an injection molding machine for processing washing machine accessories as claimed in claim 1, wherein the intermittent indexing mechanism comprises an indexing disc, a driving disc and a motor, the motor is connected with the driving disc, a limiting column is mounted on the outer side of the driving disc, a plurality of groups of limiting grooves are uniformly distributed on the outer side of the indexing disc, and the limiting column is inserted into the limiting groove.

7. The mold removing device of an injection molding machine for processing accessories of a washing machine as claimed in claim 6, wherein a driving shaft coaxial with the index plate is mounted on the index plate, the driving shaft is coaxial with the driving shaft, an installation groove is formed at one end of the driving shaft close to the driving shaft, the installation groove is matched with the shape of the driving rod, and the driving shaft is inserted into the installation groove.