CN216578885U - Automatic locking device of foam molding machine mould - Google Patents

Abstract

The utility model discloses an automatic locking device of a foam molding machine mould, which comprises a mould moving seat, wherein the upper surface of the mould moving seat is fixedly connected with four groups of linkage hydraulic oil cylinders, the upper surface of the mould moving seat is fixedly connected with a plurality of groups of slide block fixing seats, and the upper surfaces of the slide block fixing seats are all fixedly connected with a slide block cover plate. The whole locking or loosening action is linked by one key of the equipment switch, so that the locking and loosening equipment is convenient and quick.

Description

Automatic locking device of foam molding machine mould

Technical Field

The utility model relates to the technical field of foam molding, in particular to an automatic locking device for a foam molding machine die.

Background

The processing process of the automatic plastic foam molding machine can be integrated into the following steps: the method comprises the following steps of closing a mold, filling, returning material, preheating a mold, heating, precooling, cooling, opening the mold, withdrawing a product and the like, wherein the closing and opening of the mold are determined by a travel switch to determine whether the operation is finished, the heating is to foam, expand and form raw materials filled into the mold, therefore, the withdrawn product can be ejected out of a finished product in the mold by using a pneumatic or hydraulic method for a certain duration, all the steps can be controlled by using time, and the required time can be set or adjusted by an operator on the spot according to the process requirements through a dial plate or a switch on a panel.

When the automatic molding machine of plastic foam that has now on the market installs the mould, move the mould on the die holder and all need the workman to go to be connected mould and template fixedly on the machine usually, main fixed mode is the screw connection, and quantity is a lot of, and machine operating space is little, wastes time and energy. After the machine is used for a long time, the die hanging mounting screw holes on the die plate are easy to damage, and the service life of the machine is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an automatic mold locking device of a foam molding machine.

In order to achieve the purpose, the utility model adopts the following technical scheme: the die comprises a die shifting seat, wherein four groups of linkage hydraulic cylinders are fixedly connected to the upper surface of the die shifting seat, a plurality of groups of slide block fixing seats are fixedly connected to the upper surface of each group of slide block fixing seats, slide block cover plates are fixedly connected to the upper surfaces of the four groups of slide block fixing seats, long slide blocks are fixedly connected to the output ends of the four groups of linkage hydraulic cylinders, the four groups of long slide blocks are respectively in sliding connection with a plurality of groups of slide block fixing seats and a plurality of groups of slide block cover plates, copper gaskets are in sliding connection between the four groups of long slide blocks and the slide block cover plates of the slide block fixing seats, a limiting device is fixedly connected to one side, away from the slide block fixing seats, of the two groups of slide block cover plates of the slide block cover plates, a plurality of groups of elliptical long grooves are formed in the inner walls of the four groups of long slide blocks, a plurality of locking devices are respectively in sliding connection with the inner sides of the elliptical long grooves, a plurality of lifting devices are arranged on the locking devices, and a plurality of corner devices are rotatably connected to the side walls of the four groups of long slide blocks, the mould moving seat is characterized in that an oil conveying pipe is fixedly connected to the upper surface of the mould moving seat, the oil conveying pipe is arranged on the upper surface of the mould moving seat and is located on the inner sides of four groups of long sliding blocks, four groups of ball guide sleeves are fixedly connected to the inner wall of the mould moving seat, two groups of the ball guide sleeves are arranged on the inner wall of the mould moving seat and are close to the rear wall, and the other two groups of the ball guide sleeves are arranged on the inner wall of the mould moving seat and are close to the front wall.

As a further description of the above technical solution:

the limiting device comprises a limiting strip, a first limiting sensor and a second limiting sensor, wherein the limiting strip is fixedly connected to two groups of upper surfaces of the sliding block cover plates, a limiting groove is formed in the inner wall of the limiting strip, and the first limiting sensor and the second limiting sensor are respectively and fixedly connected to two ends of the inner wall of the limiting groove.

As a further description of the above technical solution:

multiunit locking device includes multiunit slip pull rod, clamp plate, multiunit slip pull rod is sliding connection inboard at the oval elongated slot of multiunit respectively, the multiunit the equal fixed connection of clamp plate is at slip pull rod tip, multiunit the equal sliding connection of slip pull rod outer wall has outer copper guide pin bushing, draw rod sleeve, multiunit outer copper guide pin bushing all sets up between draw rod sleeve and clamp plate, the multiunit copper guide pin bushing in the inboard equal fixedly connected with of draw rod sleeve, multiunit interior copper guide pin bushing respectively with multiunit slip pull rod sliding connection, the multiunit draw rod sleeve outer wall all is provided with the sealed pad of second, the multiunit outer copper guide pin bushing inboard all is provided with the UN sealing washer, the multiunit all be provided with first sealed pad between draw rod sleeve and the outer copper guide pin bushing of multiunit.

As a further description of the above technical solution:

multiunit elevating gear includes multiunit slip cap, slide wedge, fixed cover, multiunit fixed cover fixed connection is fixed connection respectively at four long slider lower surfaces of group, multiunit fixed cover inboard is equallyd divide do not with multiunit slip pull rod sliding connection, multiunit the slip cap is sliding connection respectively at multiunit slip pull rod outer wall, multiunit the slip cap all sets up the one end outer wall of keeping away from the clamp plate at the slip pull rod, and the equal threaded connection of one end tip that the clamp plate was kept away from to multiunit slip pull rod has adjusting nut, multiunit the equal fixed connection of slide wedge is four groups long slider upper surface, multiunit the slip cap respectively with multiunit slide wedge sliding connection.

As a further description of the above technical solution:

the multiunit the slip pull rod inner wall is fixedly connected with backing pin respectively, the multiunit the slip pull rod outer wall all overlaps and is equipped with reset spring, reset spring all sets up between backing pin and fixed cover.

As a further description of the above technical solution:

the multi-group corner device comprises a plurality of groups of corner shaft fixing seats, corner plectrum and corner pin shafts, wherein the corner shaft fixing seats are fixedly connected with four groups of long sliding block side walls respectively, the corner plectrum is fixedly connected with the outer wall of the multi-group sliding pull rod respectively, the corner plectrum is arranged on the outer wall of the sliding pull rod and located between the sliding sleeve and the fixing sleeve, the corner pin shafts are connected with the inner wall of the multi-group corner shaft fixing seats respectively in a rotating mode, and the corner pin shafts are connected with the corner plectrum in a sliding mode.

The utility model has the following beneficial effects:

compared with the prior art, this automatic locking device of foam molding machine mould, the locking device who sets up, can replace original screw rod and the fixed mode of clamp plate moulding-die utensil, multiunit locking device locks in step, the action is fast, the locking force is balanced, can make multiunit locking device lock or open the action through multiunit elevating gear, set up multiunit corner device, when needs loosen the mould, the clamp plate can rotate ninety degrees, can the synchronization action when loosening the mould, the clamp plate takes place the striking with the mould when avoiding removing, the stop device of setting up, through setting for better stroke, can avoid taking place the clamp plate fracture that the locking stroke is too big and cause, whole locking or loosen the action and all link through equipment switch key, convenient and fast.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic mold locking device for a foam molding machine according to the present invention;

FIG. 2 is a partially enlarged view of FIG. 1-A of the automatic locking device of the foam molding machine according to the present invention;

FIG. 3 is a schematic structural view of a long slide block, a locking device, a lifting device and a corner device of the automatic locking device for the foam molding machine mold provided by the utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3-B of the automatic mold locking device of the foam molding machine according to the present invention;

FIG. 5 is a cross-sectional view of the locking device, lifting device and corner device of the automatic locking device for foam molding machine mold according to the present invention.

1. Moving a die holder; 2. an oil delivery pipe; 3. a ball guide sleeve; 4. linkage hydraulic oil cylinder; 5. a long slider; 6. a slide block fixing seat; 7. a slider cover plate; 8. a limiting strip; 9. a first limit sensor; 10. a second limit sensor; 11. a wedge; 12. a sliding pull rod; 13. pressing a plate; 14. a pull rod sleeve; 15. an inner copper guide sleeve; 16. a corner shaft fixing seat; 17. a corner plectrum; 18. a corner pin shaft; 19. a sliding sleeve; 20. adjusting the screw cap; 21. an elliptical long groove; 22. an outer copper guide sleeve; 23. UN sealing ring; 24. a first gasket; 25. a second gasket; 26. fixing a sleeve; 27. a stop pin; 28. a return spring; 29. a copper gasket; 30. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides an automatic mold locking device for a foam molding machine, comprising: comprises a die shifting base 1, wherein the upper surface of the die shifting base 1 is fixedly connected with four groups of linkage hydraulic oil cylinders 4, the upper surface of the die shifting base 1 is fixedly connected with a plurality of groups of slide block fixing seats 6, the upper surfaces of the plurality of groups of slide block fixing seats 6 are fixedly connected with slide block cover plates 7, the output ends of the four groups of linkage hydraulic oil cylinders 4 are fixedly connected with long slide blocks 5, the four groups of long slide blocks 5 are respectively and slidably connected with the plurality of groups of slide block fixing seats 6 and the plurality of groups of slide block cover plates 7, copper gaskets 29 are slidably connected between the four groups of long slide blocks 5 and the plurality of groups of slide block cover plates 7 of the plurality of groups of slide block fixing seats 6, one side of the two groups of slide block cover plates 7 of the plurality of slide block cover plates 7, which is far away from the slide block fixing seats 6, the inner walls of the four groups of long slide blocks 5 are respectively provided with a plurality of groups of elliptical long grooves 21, the inner sides of the elliptical long grooves 21 are respectively and are slidably connected with a plurality of locking devices, and a plurality of lifting devices are arranged on the locking devices, the side walls of the four groups of long sliding blocks 5 are rotatably connected with a plurality of groups of corner devices, the upper surface of the die shifting base 1 is fixedly connected with an oil delivery pipe 2, the oil delivery pipe 2 is arranged on the upper surface of the die shifting base 1 and is positioned at the inner side of the four groups of long sliding blocks 5, the inner wall of the die shifting base 1 is fixedly connected with four groups of ball guide sleeves 3, two groups of the four groups of ball guide sleeves 3 are arranged on the inner wall of the die shifting base 1 and are close to the rear wall, and the other two groups of the four groups of ball guide sleeves 3 are arranged on the inner wall of the die shifting base 1 and are close to the front wall.

The limiting device comprises a limiting strip 8, a first limiting sensor 9 and a second limiting sensor 10, wherein the limiting strip 8 is fixedly connected to two sets of upper surfaces of the multi-group sliding block cover plates 7, a limiting groove 30 is formed in the inner wall of the limiting strip 8, the first limiting sensor 9 and the second limiting sensor 10 are respectively fixedly connected to two ends of the inner wall of the limiting groove 30, and the stroke of the long sliding block 5 can be adjusted by moving the first limiting sensor 9 and the second limiting sensor 10, so that protection is realized.

The multi-group locking device comprises a plurality of groups of sliding pull rods 12 and a pressing plate 13, the plurality of groups of sliding pull rods 12 are respectively connected to the inner sides of the plurality of groups of oval long grooves 21 in a sliding mode, the plurality of groups of pressing plates 13 are all fixedly connected to the end portions of the sliding pull rods 12, the outer walls of the plurality of groups of sliding pull rods 12 are all connected with outer copper guide sleeves 22 and pull rod sleeves 14 in a sliding mode, the plurality of groups of outer copper guide sleeves 22 are all arranged between the pull rod sleeves 14 and the pressing plate 13, the inner sides of the plurality of groups of pull rod sleeves 14 are all fixedly connected with inner copper guide sleeves 15, the plurality of groups of inner copper guide sleeves 15 are respectively connected with the plurality of groups of sliding pull rods 12 in a sliding mode, the outer walls of the plurality of groups of pull rod sleeves 14 are all provided with second sealing gaskets 25, the inner sides of the plurality of groups of outer copper guide sleeves 22 are all provided with UN sealing gaskets 23, first sealing gaskets 24 are arranged between the plurality of groups of pull rod sleeves 14 and the plurality of outer copper guide sleeves 22, and the pressing plate 13 is driven by the sliding pull rods 12 to lock the die.

Multiunit elevating gear includes multiunit slip cap 19, slide wedge 11, fixed cover 26 of multiunit is fixed connection respectively at the 5 lower surfaces of four groups of long sliders, the fixed cover 26 inboard of multiunit is equallyd divide do not with the 12 sliding connection of multiunit slip pull rod, multiunit slip cap 19 is sliding connection respectively at the 12 outer walls of multiunit slip pull rod, multiunit slip cap 19 all sets up the one end outer wall of keeping away from clamp plate 13 at slip pull rod 12, the equal threaded connection of one end tip that clamp plate 13 was kept away from to multiunit slip pull rod 12 has adjusting nut 20, the equal fixed connection of multiunit slide wedge 11 is at the 5 upper surfaces of four groups of long sliders, multiunit slip cap 19 respectively with 11 sliding connection of multiunit slide wedge, when needing locking die, long slider 5 removes, slide wedge 11 pushes up slide cap 19, thereby drive slip pull rod 12 and clamp plate 13 locking die.

The inner walls of the multiple groups of sliding pull rods 12 are fixedly connected with stop pins 27 respectively, the outer walls of the multiple groups of sliding pull rods 12 are all sleeved with return springs 28, the return springs 28 are all arranged between the stop pins 27 and the fixed sleeve 26, when the long slide block 5 moves reversely, the wedge 11 is separated from the connection with the sliding sleeve 19, and the return springs 28 reset the sliding pull rods 12.

The multi-group corner device comprises a plurality of groups of corner shaft fixing seats 16, corner shifting pieces 17 and corner pin shafts 18, wherein the plurality of groups of corner shaft fixing seats 16 are respectively and fixedly connected with the side walls of the four groups of long slide blocks 5, the plurality of groups of corner shifting pieces 17 are respectively and fixedly connected with the outer walls of the plurality of groups of slide pull rods 12, the corner shifting pieces 17 are arranged on the outer walls of the slide pull rods 12 and positioned between the slide sleeves 19 and the fixed sleeves 26, the plurality of groups of corner pin shafts 18 are respectively and rotatably connected with the inner walls of the plurality of groups of corner shaft fixing seats 16, the plurality of groups of corner pin shafts 18 are respectively and slidably connected with the plurality of groups of corner shifting pieces 17, when the mold is loosened, the long slide block 5 moves reversely to drive the corner shaft fixing seat 16 and the corner pin shaft 18, the corner pin shaft 18 stirs the corner shifting piece 17, the corner shifting piece 17 is fixedly connected to the outer wall of the sliding pull rod 12, the sliding pull rod 12 is driven to rotate, the pressing plate 13 is rotated by ninety degrees, and the pressing plate 13 is prevented from being damaged due to collision between the pressing plate 13 and the mold during moving.

The working principle is as follows: the stroke of the long slide block 5 can be adjusted by moving the positions of the first limit sensor 9 and the second limit sensor 10, the safe stroke is set, after the starting, the linkage hydraulic oil cylinder 4 extends out to drive the long slide block 5 to move forwards, the slide wedge 11 lifts the slide sleeve 19 through the inclined plane, so as to lift the sliding pull rod 12 and the pressing plate 13 to lock the die, when the die is loosened, the linkage hydraulic oil cylinder 4 retracts to drive the long slide block 5 to move reversely, the wedge 11 is separated from the connection with the sliding sleeve 19, the return spring 28 pushes the sliding pull rod 12 back to return, when the mold is loosened, the long sliding block 5 moves reversely to drive the corner shaft fixing seat 16 and the corner pin shaft 18 to move, the corner pin shaft 18 stirs the corner shifting piece 17, the corner shifting piece 17 is fixedly connected to the outer wall of the sliding pull rod 12 to drive the sliding pull rod 12 to rotate, the pressing plate 13 rotates ninety degrees, and the pressing plate 13 is prevented from being damaged due to collision with the mold during moving.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (6)

1. Automatic locking device of foam molding machine mould, including moving die holder (1), its characterized in that: four groups of linkage hydraulic oil cylinders (4) are fixedly connected to the upper surface of the die shifting seat (1), a plurality of groups of sliding block fixing seats (6) are fixedly connected to the upper surface of each group of sliding block fixing seats (6), sliding block cover plates (7) are fixedly connected to the upper surface of each group of sliding block fixing seats (6), long sliding blocks (5) are fixedly connected to the output ends of the four groups of linkage hydraulic oil cylinders (4), the four groups of long sliding blocks (5) are respectively in sliding connection with the plurality of groups of sliding block fixing seats (6) and the plurality of groups of sliding block cover plates (7), copper gaskets (29) are slidably connected between the four groups of long sliding blocks (5) and the plurality of groups of sliding block cover plates (7), a limiting device is fixedly connected to one side of two groups of sliding block cover plates (7) of the plurality of sliding block cover plates (7) far away from the sliding block fixing seats (6), a plurality of groups of elliptical long grooves (21) are formed in the inner walls of the four groups of long sliding blocks (5), multiunit oval elongated slot (21) inboard all sliding connection has multiunit locking device, multiunit locking device is last to be provided with multiunit elevating gear, four groups long slider (5) lateral wall rotates and is connected with multiunit corner device, move die holder (1) upper surface fixed connection and have defeated oil pipe (2), defeated oil pipe (2) set up and just are located four long slider (5) inboards of group at die holder (1) upper surface, move die holder (1) inner wall fixed connection has four group ball uide bushing (3), four groups ball uide bushing (3) wherein two sets of settings are in die holder (1) inner wall and be close to back wall department, four groups ball uide bushing (3) wherein another two sets of settings are in die holder (1) inner wall and are close to antetheca department.

2. The automatic locking device of foam-molding machine mold according to claim 1, characterized in that: the limiting device comprises a limiting strip (8), a first limiting sensor (9) and a second limiting sensor (10), wherein the limiting strip (8) is fixedly connected to two groups of upper surfaces of the multi-group sliding block cover plate (7), a limiting groove (30) is formed in the inner wall of the limiting strip (8), and the first limiting sensor (9) and the second limiting sensor (10) are respectively fixedly connected to two ends of the inner wall of the limiting groove (30).

3. The automatic locking device of foam-molding machine mold according to claim 1, characterized in that: the multiple groups of locking devices comprise multiple groups of sliding pull rods (12) and pressure plates (13), the multiple groups of sliding pull rods (12) are respectively connected to the inner sides of the multiple groups of oval long grooves (21) in a sliding manner, the multiple groups of pressure plates (13) are all fixedly connected to the end parts of the sliding pull rods (12), the outer walls of the multiple groups of sliding pull rods (12) are all connected with outer copper guide sleeves (22) in a sliding manner, draw rod cover (14), multiunit outer copper guide pin bushing (22) all set up between draw rod cover (14) and clamp plate (13), multiunit draw rod cover (14) inboard copper guide pin bushing (15) in the equal fixedly connected with of draw rod cover (14), multiunit interior copper guide pin bushing (15) respectively with multiunit slip pull rod (12) sliding connection, multiunit draw rod cover (14) outer wall all is provided with the sealed pad (25) of second, multiunit outer copper guide pin bushing (22) inboard all is provided with UN sealing washer (23), multiunit all be provided with first sealed pad (24) between draw rod cover (14) and the outer copper guide pin bushing (22) of multiunit.

4. The automatic locking device of foam-molding machine mold according to claim 3, characterized in that: multiunit elevating gear includes multiunit sliding sleeve (19), slide wedge (11), fixed cover (26), multiunit fixed cover (26) fixed connection respectively is at four long slider (5) lower surfaces of group, multiunit fixed cover (26) inboard is equallyd divide do not with multiunit slip pull rod (12) sliding connection, multiunit sliding sleeve (19) sliding connection respectively sliding connection at multiunit slip pull rod (12) outer wall, multiunit sliding sleeve (19) all set up the one end outer wall of keeping away from clamp plate (13) sliding pull rod (12), and the equal threaded connection of one end tip that clamp plate (13) were kept away from in multiunit slip pull rod (12) has adjusting nut (20), multiunit equal fixed connection of slide wedge (11) is four groups long slider (5) upper surface, multiunit slide sleeve (19) respectively with multiunit slide wedge (11) sliding connection.

5. The automatic locking device of foam-molding machine mold according to claim 4, characterized in that: the multiunit slide pull rod (12) inner wall difference fixedly connected with backing pin (27), multiunit slide pull rod (12) outer wall all overlaps and is equipped with reset spring (28), reset spring (28) all set up between backing pin (27) and fixed cover (26).

6. The automatic locking device of foam-molding machine mold according to claim 5, characterized in that: the multiunit the corner device includes multiunit corner axle fixing base (16), corner plectrum (17), corner round pin axle (18), multiunit corner axle fixing base (16) fixed connection respectively is four groups long slider (5) lateral wall, multiunit corner plectrum (17) fixed connection respectively slides pull rod (12) outer wall at the multiunit, corner plectrum (17) set up at sliding pull rod (12) outer wall and lie in between slip cover (19) and fixed cover (26), the multiunit corner round pin axle (18) are equallyd divide and are do not rotate to connect at multiunit corner axle fixing base (16) inner wall, multiunit corner round pin axle (18) respectively with multiunit corner plectrum (17) sliding connection.

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