CN219667270U

CN219667270U - Die changing system

Info

Publication number: CN219667270U
Application number: CN202320375376.5U
Authority: CN
Inventors: 管高峰; 黄蒋胜
Original assignee: Jiangsu Gelifu Intelligent Equipment Co ltd
Current assignee: Jiangsu Gelifu Intelligent Equipment Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-09-12
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a die changing system, which comprises an injection molding machine, a first guide rail parallel to the injection molding machine, and a die changing vehicle arranged on the first guide rail in a sliding manner, wherein the injection molding machine comprises a frame, a fixed die table plate fixedly arranged on the frame, an injection molding mounting seat, a first guide post arranged between the injection molding mounting seat and the fixed die table plate, and a movable die table plate arranged on the first guide post in a sliding manner, and is characterized in that: the lifting mechanism comprises a fixed frame, a second guide pillar which is in sliding connection with the fixed frame, a fixed plate which is fixedly connected with the upper end of the second guide pillar, a lifter which is arranged on the fixed frame and used for driving the fixed plate to lift, and a roller assembly which is arranged on the fixed plate. The advantages are that: the lifting mechanism is arranged to support the die and align the injection nozzle of the die with the injection nozzle of the injection molding machine, and then the injection molding machine is closed again, so that the full-automatic replacement of different dies can be quickly adapted, and the cost is saved.

Description

Die changing system

Technical Field

The utility model relates to the field of die changing equipment, in particular to a die changing system.

Background

With the development of industries related to people's life such as logistics, automobiles and household appliances, the production efficiency, product quality and labor cost of household appliances and automobile manufacturers determine the core competitiveness of enterprises. The rail shuttle trolley (RGV) originally used in the logistics storage and automation industries gradually extends to the field of carrying and quick-changing of the die; along with the increase of personnel cost, factors such as personnel safety risks exist at the same time when the efficiency is unstable, and intelligent die changing systems are generated and are favored by various manufacturers. The intelligent die change system of the current market mainstream mainly refers to an AGV or RGV trolley, has lower bearing capacity, is generally about 1.5T, and is mainly used in an automatic logistics storage system. At present, a heavy RGV for carrying and quick-changing large-tonnage moulds in the industries of automobiles, household appliances and the like generally needs to be manufactured in a non-calibrated mode, a push-pull mechanism in the RGV firstly pulls out the moulds from an injection molding machine to a mould-changing RGV trolley in the mould-changing process, then the moulds to be replaced are pushed into the injection molding machine, and in order to ensure that the positions of central injection nozzles of all pushed-in moulds correspond to the injection nozzle positions of the injection molding machine one by one, the sizes of back plates at two sides of all quick-changing moulds are required to be unified, so that the change of multiple moulds cannot be adapted. If the original mold is needed to be modified by an automatic mold changing manufacturer, the dimension of the back plate is uniform, and the modification cost is increased intangibly. In particular, the molds in some household appliance industries are various in variety, different in size and more imaginable in transformation cost.

In view of this, it is necessary to provide a mold changing system.

Disclosure of Invention

The die changing system provided by the utility model effectively solves the problem that the existing die changing system cannot adapt to the replacement of multiple types of dies.

The technical scheme adopted by the utility model is as follows: the utility model provides a retooling system, includes injection molding machine, with the parallel guide rail of injection molding machine, slide the retooling car of setting on guide rail, the injection molding machine includes frame, fixed cover half platform dish, the mount pad of moulding plastics, set up the guide pillar and slide the movable mould platform dish of setting on the guide pillar between mount pad and the fixed platform dish of moulding plastics, its characterized in that: the lifting mechanism comprises a fixed frame, a second guide pillar which is in sliding connection with the fixed frame, a fixed plate which is fixedly connected with the upper end of the second guide pillar, a lifter which is arranged on the fixed frame and used for driving the fixed plate to lift, and a roller assembly which is arranged on the fixed plate.

Further is: the lifting mechanism further comprises a positioning assembly, the positioning assembly comprises a connecting seat fixedly arranged on the fixing plate, a first cylinder fixedly arranged below the connecting seat and a positioning column fixedly arranged at the output end of the first cylinder, the positioning column is in sliding connection with the connecting seat, and the upper end of the positioning column is provided with an arc chamfer structure.

Further is: the fixed plate comprises an integrally formed first plate and two second plates which are symmetrically arranged on two sides of the first plate respectively, the roller assembly is arranged on the side part of the second plate along the extending direction of the second plate, the roller assembly comprises a connecting shaft fixedly arranged on the side part of the second plate, a ball bearing fixedly connected with an inner ring and the connecting shaft, and a roller fixedly connected with an outer ring of the ball bearing, and the highest point of the outer edge of the roller is higher than the upper end surface of the second plate.

Further is: the die changing vehicle comprises a base, a fixed die roller, a movable die roller, a guide rail group, a push-pull hook and a chain wheel chain assembly, wherein the base is in sliding connection with a guide rail, the fixed die roller and the movable die roller are arranged on the base in parallel, the guide rail group is arranged between the movable die roller and the fixed die roller, the push-pull hook is in sliding connection with the guide rail group, the chain wheel chain assembly is used for driving the push-pull hook to move, the guide rail group comprises a second guide rail which is fixedly arranged on a fixed seat and far away from one end of an injection molding machine, a third guide rail which is in sliding connection with the fixed seat and can correspond to the second guide rail, a fourth air cylinder which is fixedly arranged on the fixed seat and is used for driving the third guide rail to move along the guide direction, a fourth air cylinder which is fixedly arranged on the fixed seat and the output end of which is upwards is fixedly arranged at the output end of the fourth guide rail, and two ends of the fourth guide rail can be respectively in butt joint with the second guide rail and the third guide rail.

Further is: the fixed plate is provided with a plurality of water pipe connecting holes.

The utility model has the beneficial effects that: the lifting mechanism is arranged to support the die and align the injection nozzle of the die with the injection nozzle of the injection molding machine, and then the injection molding machine is closed again, so that the full-automatic replacement of different dies can be quickly adapted, and the cost is saved.

Drawings

Fig. 1 is an overall schematic diagram of a mold changing system according to an embodiment of the present utility model.

Fig. 2 is a side view of a lifting mechanism of a mold changing system according to an embodiment of the present utility model.

Fig. 3 is an enlarged schematic view of region B in fig. 2.

Fig. 4 is a schematic diagram of a first guide rail and a mold changing vehicle of a mold changing system according to an embodiment of the present utility model.

Fig. 5 is an enlarged schematic view of the area a in fig. 4.

Marked in the figure as: 1. an injection molding machine; 2. a first guide rail; 3. a die changing vehicle; 101. a frame; 102. a movable mold table plate; 103. a fixed die table plate; 104. injection molding of the mounting seat; 105. a first guide post; 4. a lifting mechanism; 41. a fixing frame; 42. a second guide post; 43. a fixing plate; 44. a lifter; 45. a roller assembly; 46. a positioning assembly; 461. a connecting seat; 462. a first air cylinder; 463. positioning columns; 431. a first plate; 432. a second plate; 451. a connecting shaft; 452. a ball bearing; 453. a roller; 31. a base; 32. a fixed die roller; 33. a movable mold roller; 34. a guide rail group; 35. push-pull hook; 341. a second guide rail; 342. a guide rail III; 343. a fourth guide rail; 344. a second cylinder; 345. a fourth air cylinder; 430. a water pipe joint hole;

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

As shown in fig. 1, 2 and 3, the mold changing system provided by the embodiment of the utility model includes an injection molding machine 1, a first guide rail 2 parallel to the injection molding machine 1, and a mold changing vehicle 3 slidably disposed on the first guide rail 2, where the injection molding machine 1 includes a frame 101, a fixed mold table 103 fixedly disposed on the frame 101, an injection molding mounting seat 104, a first guide post 105 disposed between the injection molding mounting seat 104 and the fixed mold table, and a movable mold table 102 slidably disposed on the first guide post 105, and is characterized in that: the lifting mechanism 4 is arranged below the area between the movable die table 102 and the fixed die table 103, and the lifting mechanism 4 comprises a fixed frame 41, a guide pillar which is in sliding connection with the fixed frame 41, a fixed plate 43 fixedly connected with the upper end of the guide pillar, a lifter 44 which is arranged on the fixed frame 41 and used for driving the fixed plate 43 to lift, and a roller assembly 45 which is arranged on the fixed plate 43.

The injection molding machine 1 further includes a nozzle that mates with the nozzle of the mold through the stationary platen 103.

When in actual use, the upper die acts: the mold changing carriage 3 moves to the position to be mold-loaded along the first guide rail 2, then the movable mold stage adjusts along the first guide rail 105, so that the distance between the movable mold stage and the fixed mold stage is equal to the width of the fixed plate 43 of the lifting mechanism 4, then the lifter 44 drives the fixed plate 43 to lift to the mold changing height, and then the mold changing carriage 3 feeds the mold into the fixed plate 43 along the roller assembly 45. And (3) unloading the mold: the mold changing vehicle 3 moves to the corresponding mold unloading position along the first guide rail 2, the lifter 44 drives the fixed plate 43 to move upwards, so that the roller assemblies 45 on the fixed plate 43 support the molds, then the movable mold table 102 moves to separate the movable mold table 102 from the movable mold, and then the lifter 44 drives the fixed plate 43 to lift to the mold changing height, and the mold changing vehicle 3 moves the molds out of the injection molding machine 1.

In the design, the lifting mechanism 4 is arranged to support the die and align the injection nozzle of the die with the injection nozzle of the injection molding machine, and then the injection molding machine is closed again, so that the full-automatic replacement of different dies can be quickly adapted, and the cost is saved.

Specifically: as shown in fig. 2, the lifting mechanism 4 further includes a positioning assembly 46, where the positioning assembly 46 includes a connecting seat 461 fixedly disposed on the fixing plate 43, a first cylinder 462 fixedly disposed below the connecting seat 461, and a positioning column 463 fixedly disposed at an output end of the first cylinder 462, the positioning column 463 is slidably connected with the connecting seat 461, and an arc chamfer structure is disposed at an upper end of the positioning column 463.

It should be noted that, the mold is provided with a positioning hole which can be adapted to the positioning column 463.

In actual use, when the mold completely enters the lifting mechanism 4, the first cylinder 462 drives the positioning column 463 to move upwards, so that the positioning column 463 extends into the positioning hole.

In the above design, the structural design and the specific embodiment of the positioning assembly 46 can effectively ensure the stability of the die in the lifting mechanism 4.

Specifically: as shown in fig. 2 and 3, the fixing plate 43 includes an integrally formed first plate 431 and two second plates 432 symmetrically disposed on two sides of the first plate 431, the roller assembly 45 is disposed on a side portion of the second plate 432 along an extending direction of the second plate 432, the roller assembly 45 includes a connecting shaft 451 fixedly disposed on a side portion of the second plate 432, a ball bearing 452 fixedly connected with the inner ring and the connecting shaft 451, and a roller 453 fixedly connected with an outer ring of the ball bearing 452, and an outer edge highest point of the roller 453 is higher than an upper end surface of the second plate 432.

In actual use, the mold is in contact with the roller 453, and gradually enters the lifting mechanism 4 or gradually leaves the lifting mechanism 4 by the sequential rolling of the roller 453.

In the above design, the structural design and the specific embodiment of the roller assembly 45 can effectively make the mold more stable and rapid in the process of entering the lifting mechanism 4 or driving away from the lifting mechanism 4.

Specifically: as shown in fig. 4 and 5, the mold changing vehicle 3 includes a base 31 slidably connected with the first rail 2, a fixed mold drum 32 and a movable mold drum 33 disposed in parallel on the base 31, a rail set 34 disposed between the movable mold drum 33 and the fixed mold drum 32, a push-pull hook 35 slidably connected with the rail set 34, and a sprocket chain assembly driving the push-pull hook 35 to move, where the rail set 34 includes a second rail 341 fixedly disposed on a fixed base and far away from one end of the injection molding machine 1, a third rail 342 slidably connected with the fixed base and capable of corresponding to the second rail 341, a fourth cylinder 345 fixedly disposed on the fixed base and used for driving the third rail 342 to move along a guiding direction, a second cylinder 344 fixedly disposed on the fixed base and having an upward output end, and a fourth rail 343 fixedly disposed at an output end of the second cylinder 344, and two ends of the fourth rail 343 can be respectively docked with the second rail 341 and the third rail 342.

The injection molding machine 1 is provided with a No. eight guide rail that is in butt joint with the guide rail group 34.

In actual use, when the mold changing vehicle 3 needs to change the mold, the fourth air cylinder 345 drives the third guide rail 342 to move to one side of the injection molding machine 1, so that the second guide rail 341 and the third guide rail 342 are separated from contact, then the second air cylinder 344 drives the fourth guide rail 343 to move upwards, and then the sprocket chain assembly drives the push-pull hook 35 to mount the mold, and the mold is transported on the movable mold roller 33 and the fixed mold roller 32.

In the above design, the structural design and the concrete implementation mode of the mold changing vehicle 3 can effectively enable the mold to be connected compactly in the process of transferring from the mold changing vehicle 3 to the injection molding machine 1, and ensure that the mold is transported stably.

Specifically: as shown in fig. 2, the fixing plate 43 is provided with a plurality of water pipe receiving holes 430.

When in actual use, the external quick water plug is needed, and the quick water plug is connected with the water pipe interface.

In the design, the normal operation during actual injection molding is convenient.

It should be understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the utility model to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides a retooling system, includes injection molding machine (1), with guide rail (2) of injection molding machine (1) parallel, slip retooling car (3) of setting on guide rail (2), injection molding machine (1) include frame (101), fixed cover half platform dish (103) of setting on frame (101), injection molding mount pad (104), set up guide pillar (105) and slip movable mould platform dish (102) of setting on guide pillar (105) between injection molding mount pad (104) and fixed platform dish, its characterized in that: the lifting mechanism (4) is arranged below the area between the movable die table plate (102) and the fixed die table plate (103), the lifting mechanism (4) comprises a fixing frame (41), a second guide pillar (42) which is in sliding connection with the fixing frame (41), a fixing plate (43) which is fixedly connected with the upper end of the second guide pillar (42), a lifter (44) which is arranged on the fixing frame (41) and used for driving the fixing plate (43) to lift, and a roller assembly (45) which is arranged on the fixing plate (43).

2. The die change system of claim 1, wherein: elevating system (4) still include locating component (46), locating component (46) are including fixed connecting seat (461) that set up on fixed plate (43), fixed setting is in cylinder (462) of connecting seat (461) below, fixed reference column (463) of setting in cylinder (462) output, reference column (463) and connecting seat (461) sliding connection, reference column (463) upper end is provided with circular arc chamfer structure.

3. The die change system of claim 2, wherein: the fixed plate (43) comprises an integrally formed first plate (431) and two second plates (432) which are symmetrically arranged on two sides of the first plate (431) respectively, the roller assembly (45) is arranged on the side portion of the second plate (432) along the extending direction of the second plate (432), the roller assembly (45) comprises a connecting shaft (451) fixedly arranged on the side portion of the second plate (432), a ball bearing (452) fixedly connected with the connecting shaft (451) and an inner ring, and a roller (453) fixedly connected with the outer ring of the ball bearing (452), and the highest point of the outer edge of the roller (453) is higher than the upper end face of the second plate (432).

4. A die change system as claimed in claim 3, wherein: the die changing vehicle (3) comprises a base (31) which is in sliding connection with a first guide rail (2), a fixed die roller (32) and a movable die roller (33) which are arranged on the base (31) in parallel, a guide rail group (34) which is arranged between the movable die roller (33) and the fixed die roller (32), a push-pull hook (35) which is in sliding connection with the guide rail group (34), and a chain wheel chain component which drives the push-pull hook (35) to move, wherein the guide rail group (34) comprises a second guide rail (341) which is fixedly arranged on a fixed seat and far away from one end of the injection molding machine (1), a third guide rail (342) which is in sliding connection with the fixed seat and can correspond to the second guide rail (341), a fourth air cylinder (345) which is fixedly arranged on the fixed seat and used for driving the third guide rail (342) to move along the guiding direction, and a fourth guide rail (343) which is fixedly arranged on the fixed seat and has an upward output end and is fixedly arranged on the second guide rail (343) which is fixedly arranged at the output end of the third air cylinder (344).

5. The die change system of claim 1, wherein: the fixed plate (43) is provided with a plurality of water pipe connecting holes (430).