CN109016347B

CN109016347B - Quick die change device of injection molding machine

Info

Publication number: CN109016347B
Application number: CN201810767263.3A
Authority: CN
Inventors: 郝结干
Original assignee: Huaining County Sun Textile Co ltd
Current assignee: Huaining County Sun Textile Co ltd
Priority date: 2018-07-13
Filing date: 2018-07-13
Publication date: 2020-09-11
Anticipated expiration: 2038-07-13
Also published as: CN109016347A

Abstract

The invention discloses a quick die change device of an injection molding machine, which comprises a workbench, wherein a first rotary groove is formed in the workbench, a first rotary shaft is rotatably sleeved on the inner wall of the first rotary groove, a locking device is arranged between the first rotary shaft and the inner wall of the first rotary groove, a mounting seat is fixedly sleeved on the first rotary shaft, mounting grooves are formed in the peripheral side surfaces of the mounting seat, a die is movably clamped in the mounting grooves, a connecting groove is formed in the side wall of the mounting groove, a stop block is fixedly arranged on the inner wall of the connecting groove, a quick fixing device is fixedly arranged on the side surface of the die, and the quick fixing device is clamped in. In the mounting groove is gone into to the mould card that will need to use, fixes the mould in the mounting groove through quick fixing device, when needing to be changed the mould, unclamps locking device, and first pivot can rotate to rotate the mount pad, change the mould of different faces, realize the quick replacement of mould.

Description

Quick die change device of injection molding machine

Technical Field

The invention relates to the technical field of plastic product production equipment, in particular to a quick die change device of an injection molding machine.

Background

Plastic products often adopt the injection molding machine to pour into the shaping in the mould with the plastics of molten condition into, the mould on the injection molding machine all adopts the mode of double-screw bolt locking at present, when needing to change the mould, need lift the double-screw bolt off and change the mould, the mode of double-screw bolt dress again, mould dismouting step is loaded down with trivial details, waste time and energy, and need the professional to change, the operator can't accomplish by oneself, then down time increases greatly, the machine utilization rate reduces, we propose an injection molding machine quick die change device for this reason and be used for solving above-mentioned problem.

Disclosure of Invention

The invention aims to provide a quick die change device of an injection molding machine, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a quick die change device of injection molding machine, includes the workstation, it has first revolving groove to open on the workstation, it cup joints first pivot to rotate on the first revolving groove inner wall, be equipped with locking device between first pivot and first revolving groove inner wall, the fixed mount pad that cup joints in the first pivot, the mount pad has all opened the mounting groove in the side all around, mounting groove internalization joint mould, the mounting groove lateral wall is opened there is the spread groove, spread groove inner wall fixed mounting dog, the quick fixing device of mould side fixed mounting, quick fixing device sliding clamping connects in the spread groove.

Preferably, locking device includes solid fixed ring, saw ring gear, slider, driving lever, sliding sleeve, spring, spout and neck bush, the neck bush rotates to cup joint in first pivot, the first groove inner wall of one end fixed connection of neck bush, open the neck bush outside has the spout, the one end of slip joint slider in the spout, the other end fixed connection sliding sleeve inner wall of slider, fixed mounting spring between slider and the first groove inner wall of changeing, sliding sleeve outer wall fixed mounting driving lever, the fixed plate that cup joints in the first pivot, the solid fixed ring of one end in close contact with of sliding sleeve, the equal fixed mounting of solid fixed ring contact jaw has intermeshing's saw ring gear.

Preferably, the spring 96 is always in compression.

Preferably, quick fixing device includes gyro wheel, second pivot, second turn trough, fender ring and connecting block, connecting block fixed mounting is in the side of mould, connecting block sliding clamping connects in the spread groove, it has the second turn trough to open on the connecting block, fixed mounting second pivot on the second turn trough inner wall, it cup joints the gyro wheel to rotate in the second pivot, gyro wheel outside fixed mounting fender ring, it cup joints on the dog to keep off the ring rotation.

Preferably, the stop block is of a semi-cylindrical structure, the baffle ring is of a semi-circular ring structure, the roller is of a cylindrical structure, the outer diameter of the stop block is equal to the inner diameter of the baffle ring, the outer diameter of the baffle ring is smaller than the outer diameter of the roller, and the axes of the stop block, the baffle ring, the roller and the second rotating shaft are on the same straight line.

Preferably, the surface of the roller is of a net-shaped anti-skid structure.

Compared with the prior art, the invention has the beneficial effects that: when the die is installed, the die is clamped into the installation groove, the connecting block is clamped into the connecting groove, the roller is rotated, and the retaining ring is sleeved on the retaining block, so that the die is quickly fixed in the installation groove; the mounting seat is provided with dies on four sides, when the dies need to be replaced, the deflector rod is pulled, the sawtooth rings between the sliding sleeve and the fixed ring are separated, and the fixed ring can rotate, namely the first rotating shaft can rotate, so that the mounting seat is rotated, the dies on different surfaces are replaced, and the dies are replaced quickly; when the deflector rod is loosened, the spring pushes the sliding block, the sliding block drives the sliding sleeve to move left, the sawtooth rings between the sliding sleeve and the fixed ring are meshed, the fixed ring is locked, and the rotating shaft cannot rotate, so that the installation seat is fixed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is a schematic left side sectional view of the quick fastening device of the present invention;

FIG. 4 is an enlarged view of the structure of the present invention at B;

FIG. 5 is a schematic cross-sectional front view of the locking device of the present invention.

In the figure: 1 workbench, 2 first rotary groove, 3 mounting seats, 4 mounting grooves, 5 dies, 6 quick fixing devices, 61 rollers, 62 second rotary shafts, 63 second rotary grooves, 64 baffle rings, 65 connecting blocks, 7 connecting grooves, 8 baffle blocks, 9 locking devices, 91 fixing rings, 92 saw gear rings, 93 sliding blocks, 94 deflector rods, 95 sliding sleeves, 96 springs, 97 sliding grooves, 98 inner linings and 10 first rotary shafts.

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. 1-5, the present invention provides a technical solution: the utility model provides a quick retooling device of injection molding machine, comprises a workbench 1, it has first revolving groove 2 to open on the workstation 1, it cup joints first pivot 10 to rotate on the 2 inner walls in first revolving groove, be equipped with locking device 9 between 2 inner walls in first pivot 10 and first revolving groove, fixed cup joint mount pad 3 on the first pivot 10, mount pad 3 all has opened mounting groove 4 all around the side, 4 internalization joint moulds 5 in the mounting groove, 4 lateral walls in mounting groove are opened there is spread

groove

7, 7 inner wall fixed mounting dog 8 in spread groove, 5 side fixed mounting quick fixing device 6 of mould, 6 slip joints of quick fixing device are in spread groove 7.

Referring to fig. 4 and 5, the locking device 9 includes a fixed ring 91, a saw gear ring 92, a sliding block 93, a shift lever 94, a sliding sleeve 95, a spring 96, a sliding slot 97 and an inner bushing 98, the inner bushing 98 is rotatably sleeved on the first rotating shaft 10, one end of the inner bushing 98 is fixedly connected to the inner wall of the first rotating shaft 2, the outer side of the inner bushing 98 is provided with the sliding slot 97, one end of the sliding block 93 is slidably engaged with the sliding slot 97, the other end of the sliding block 93 is fixedly connected to the inner wall of the sliding sleeve 95, the spring 96 is fixedly installed between the sliding block 93 and the inner wall of the first rotating shaft 2, the shift lever 94 is fixedly installed on the outer wall of the sliding sleeve 95, the fixed plate 91 is fixedly sleeved on the first rotating shaft 10, one end of the sliding sleeve 95 is tightly contacted with the fixed ring 91, the contact ends of the sliding sleeve 95 and the fixed ring 91 are fixedly installed with mutually engaged sawtooth rings, the fixed ring 91 can rotate, that is, the first rotating shaft 10 can rotate, so that the mounting base 3 is rotated, the molds 5 on different surfaces are replaced, the shift lever 94 is loosened, the sliding block 93 is pushed by the spring 96, the sliding block 93 drives the sliding sleeve 95 to move left, the sawtooth ring 92 between the sliding sleeve 95 and the fixed ring 91 is meshed, the fixed ring 91 is locked, and the rotating shaft 10 cannot rotate.

Further, the spring 96 is always under compression, ensuring that the toothed ring 92 between the sliding sleeve 95 and the fixed ring 91 engages after the release of the rod 94.

Referring to fig. 2 and 3, the fast fixing device 6 includes a roller 61, a second rotating shaft 62, a second rotating groove 63, a retaining ring 64 and a connecting block 65, the connecting block 65 is fixedly installed on the side surface of the mold 5, the connecting block 65 is slidably connected in the connecting groove 7, the second rotating groove 63 is opened on the connecting block 65, the second rotating shaft 62 is fixedly installed on the inner wall of the second rotating groove 63, the roller 61 is rotatably sleeved on the second rotating shaft 62, the retaining ring 64 is fixedly installed on the outer side of the roller 61, the retaining ring 64 is rotatably sleeved on the stopper 8, when the mold 5 is clamped in the mounting groove 4, the connecting block 65 is clamped in the connecting groove 7, the roller 61 is rotated, the retaining ring 64 is sleeved on the stopper 8, and the mold 5 is fast fixed in the mounting groove.

Further, dog 8 is the semicircle column structure, keeps off ring 64 and is the semicircle ring structure, and gyro wheel 91 is the cylinder structure, and the external diameter of dog 8 equals the internal diameter that keeps off ring 64, and the external diameter that keeps off ring 64 is less than gyro wheel 61's external diameter, and the axis of dog 8, fender ring 64, gyro wheel 61 and second pivot 62 is on same straight line, when guaranteeing to rotate gyro wheel 61, keeps off ring 64 and accurately cup joints on dog 8, and keeps off ring 64 and dog 8 in close contact with, avoids mould 5 to beat from top to bottom.

Furthermore, the surface of the roller 61 is of a net-shaped anti-slip structure, so that the friction force between the roller 61 and the fingers is increased, and the roller 61 is convenient to rotate.

The working principle is as follows: when the die-casting machine is used, a die 5 to be used is clamped into the mounting groove 4, the connecting block 65 is clamped into the connecting groove 7, the roller 61 is rotated, the retaining ring 64 is sleeved on the stop block 8, so that the die 5 is quickly fixed in the mounting groove 4, when the die 5 needs to be replaced, the deflector rod 94 is pulled, the deflector rod 94 drives the sliding sleeve 95 to move rightwards, the sawtooth rings 92 between the sliding sleeve 95 and the fixing ring 91 are separated, the fixing ring 91 can rotate, namely the first rotating shaft 10 can rotate, so that the mounting seat 3 is rotated, the dies 5 on different surfaces are replaced, the die 5 is quickly replaced, the deflector rod 94 is loosened, the spring 96 pushes the sliding block 93, the sliding block 93 drives the sliding sleeve 95 to move leftwards, the sawtooth rings 92 between the sliding sleeve 95 and the fixing ring 91 are meshed, the fixing ring 91.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick die change device of injection molding machine, includes workstation (1), its characterized in that: the rapid fixing device is characterized in that a first rotary groove (2) is formed in the workbench (1), a first rotary shaft (10) is rotatably sleeved on the inner wall of the first rotary groove (2), a locking device (9) is arranged between the first rotary shaft (10) and the inner wall of the first rotary groove (2), a mounting seat (3) is fixedly sleeved on the first rotary shaft (10), mounting grooves (4) are formed in the peripheral side surfaces of the mounting seat (3), a mold (5) is movably clamped in the mounting grooves (4), a connecting groove (7) is formed in the side wall of the mounting groove (4), a stop block (8) is fixedly mounted on the inner wall of the connecting groove (7), a rapid fixing device (6) is fixedly mounted on the side surface of the mold (5), and the rapid fixing device (6) is slidably clamped in the connecting groove (7);

the locking device (9) comprises a fixing ring (91), a sawtooth ring (92), a sliding block (93), a shifting rod (94), a sliding sleeve (95), a spring (96), a sliding groove (97) and an inner bushing (98), wherein the inner bushing (98) is rotatably sleeved on a first rotating shaft (10), one end of the inner bushing (98) is fixedly connected with the inner wall of a first rotating groove (2), the outer side of the inner bushing (98) is provided with the sliding groove (97), one end of the sliding block (93) is slidably clamped in the sliding groove (97), the other end of the sliding block (93) is fixedly connected with the inner wall of the sliding sleeve (95), the spring (96) is fixedly arranged between the sliding block (93) and the inner wall of the first rotating groove (2), the outer wall of the sliding sleeve (95) is fixedly provided with the shifting rod (94), a fixing plate (91) is fixedly sleeved on the first rotating shaft (10), one end of the sliding sleeve (95) is tightly contacted with the, and saw gear rings (92) which are meshed with each other are fixedly arranged at the contact ends of the sliding sleeve (95) and the fixing ring (91).

2. The quick mold changing device of an injection molding machine according to claim 1, wherein: the spring (96) is always in compression.

3. The quick mold changing device of an injection molding machine according to claim 1, wherein: quick fixing device (6) include gyro wheel (61), second pivot (62), second commentaries on classics groove (63), fender ring (64) and connecting block (65), connecting block (65) fixed mounting is in the side of mould (5), connecting block (65) slip joint is in spread groove (7), it has second commentaries on classics groove (63) to open on connecting block (65), fixed mounting second pivot (62) on second commentaries on classics groove (63) inner wall, it cup joints gyro wheel (61) to rotate on second pivot (62), gyro wheel (61) outside fixed mounting keeps off ring (64), keep off ring (64) and rotate and cup joint on dog (8).

4. The quick mold changing device of an injection molding machine according to claim 3, wherein: dog (8) are the semicircle column structure, keep off ring (64) and be the semicircle ring structure, gyro wheel (91) are the cylinder structure, the external diameter of dog (8) equals the internal diameter that keeps off ring (64), the external diameter that keeps off ring (64) is less than the external diameter of gyro wheel (61), and the axis of dog (8), fender ring (64), gyro wheel (61) and second pivot (62) is on same straight line.

5. The quick mold changing device of an injection molding machine according to claim 4, wherein: the surface of the roller (61) is of a net-shaped anti-skid structure.