CN112223641A

CN112223641A - Mold opening device for injection mold

Info

Publication number: CN112223641A
Application number: CN202011014072.3A
Authority: CN
Inventors: 高金峰; 洪家驹; 夏春联; 董琪军; 崔伟东; 周勇; 王定中
Original assignee: Anhui Anlan Mould Co ltd
Current assignee: Anhui Anlan Mould Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-15

Abstract

The invention relates to the technical field of injection molds and discloses an injection mold opening device which comprises a base, wherein a lower mold is arranged on the side wall of the upper side of the base, a fixing plate is fixedly connected to the side wall of the lower side of the lower mold, two studs are symmetrically and fixedly connected to the side wall of the upper side of the base, two pin holes are symmetrically formed in the side wall of the lower side of the fixing plate, the two studs penetrate through the fixing plate through the two pin holes, fastening nuts are respectively sleeved on the two studs in a threaded manner, the fastening nuts are located above the fixing plate, guide pillars are respectively and fixedly connected to four corners of the upper surface of the lower mold, the same upper mold is movably sleeved on the four guide pillars, and two guide. This injection mold opening device, the effectual mold opening device of having avoided highly too high problem that leads to the mould inconvenient to use, the effectual flexibility ratio that improves the device installation.

Description

Mold opening device for injection mold

Technical Field

The invention relates to the technical field of injection molds, in particular to a mold opening device for an injection mold.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a processing method used for mass production of parts with complex shapes, and particularly relates to a method for injecting heated and melted plastic into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.

When the existing large-scale injection mold is used, because the weight of the mold is large, and after an injection molding finished product in the mold is molded, the gravity center of the mold is changed, the mold opening mode of the mold is easy to incline, so that the mold opening of the injection mold is very inconvenient, a mold opening device is needed for mold opening, and when the existing mold opening device is used, because the mold opening device is arranged above the mold, the overall height of the mold and the mold opening device is large, and the normal use of the mold is influenced; the existing mold opening device cannot adjust the installation position according to the installation space during fixed installation, and the installation flexibility of the mold opening device is reduced.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the mold opening device for the injection mold, which has the advantages of reducing the occupied space of the device, improving the installation flexibility and the like, and solves the problems of larger size and poorer installation flexibility of the device in the prior art.

(II) technical scheme

The invention provides the following technical scheme: an injection mold opening device comprises a base, wherein a lower mold is arranged on the side wall of the upper side of the base, a fixed plate is fixedly connected with the side wall of the lower side of the lower mold, two studs are symmetrically and fixedly connected with the side wall of the upper side of the base, two studs penetrate through the fixed plate through the two pinholes, fastening nuts are respectively sleeved outside the two studs in a threaded manner and are positioned above the fixed plate, guide pillars are respectively and fixedly connected with four corners of the upper surface of the lower mold, the four guide pillars are respectively and movably sleeved outside the upper mold, two guide rods are fixedly connected with the side wall of the upper side of the base and are respectively positioned on the left side and the right side of the upper mold, a movable plate is movably sleeved on the rod walls of the two guide rods, and two sliding holes are symmetrically formed in the side wall, two the guide bar runs through the movable plate through two slip holes respectively, the movable plate is located the top of mould, the movable plate passes through coupling mechanism and last mould fixed connection, the poling hole has been seted up to the lateral wall of movable plate upside, the poling hole is located directly over the mould, the lateral wall fixedly connected with riser of base upside, the lateral wall fixedly connected with driving motor of riser rear side, the lateral wall fixedly connected with layer board of riser rear side, the lateral wall and the driving motor fixed connection of layer board upside, driving motor's output shaft fixedly connected with pivot, the outer fixed cover of pivot is equipped with the gear, the left lateral wall fixedly connected with of movable plate and gear engaged with's rack, the lateral wall of base downside is connected with installation mechanism.

Preferably, installation mechanism includes two mounting brackets of connecting in base downside lateral wall, the mounting bracket passes through fastening bolt and base downside lateral wall fixed connection, a plurality of screws have been seted up to the lateral wall of base downside, fastening bolt screw thread cup joint with in the screw, the concrete material of mounting bracket is the stainless steel, the mounting bracket is buckled downwards, two the base is all stretched out to the lateral wall of the mutually opposite one side of mounting bracket.

Preferably, coupling mechanism includes the connecting rod of two symmetry fixed connection and movable plate downside lateral walls, two the equal fixedly connected with threaded rod of lower extreme of connecting rod, two the connecting rod is located the left and right sides of mould, go up the equal fixedly connected with connecting block of lateral wall of mould left and right sides, two the mounting hole has all been seted up to the lateral wall of connecting block upside, the threaded rod passes through the mounting hole through connection piece, the pole wall thread bush of the pole wall of threaded rod is equipped with stop nut, stop nut is located the downside of connecting block.

Preferably, a plurality of fin of lateral wall fixedly connected with of lower mould downside, it is a plurality of the below of fin evenly distributed and lower mould, the jack has all been seted up, two to the lateral wall of fixed plate and base upside the jack is located the below of fin, the fin runs through fixed plate and base through the jack, the lateral wall of base downside is connected with the backup pad, the equal fixedly connected with fixed block of lateral wall of backup pad left and right sides, the fixed block passes through screw and the lateral wall fixed connection of base downside, and is a plurality of the lower extreme of fin all with the lateral wall fixed connection of backup pad upside.

Preferably, a plurality of U type grooves have been seted up to the lateral wall on movable plate right side, the same root fixed axle of fixedly connected with between the cell wall of the relative one side in U type groove, the movable sleeve is equipped with the gyro wheel outside the fixed axle, the gyro wheel stretches out U type groove, the lateral wall fixedly connected with deflector of base upside.

Preferably, the rod walls of the two guide rods close to the upper end are both provided with anti-falling nuts in a threaded sleeve mode.

Preferably, a rolling groove is formed in the side wall of the left side of the guide plate, and the roller is located in the rolling groove.

(III) advantageous effects

Compared with the prior art, the invention provides an injection mold opening device, which has the following beneficial effects:

1. the mold opening device of the injection mold comprises a base, a lower mold, a fixing plate, a stud, a pin hole, a fastening nut, a guide pillar, an upper mold, a guide rod, a movable plate, a sliding hole, a pipe penetrating hole, a vertical plate, a driving motor, a supporting plate, a rotating shaft, a gear and a rack, fixing the lower die on a base, controlling a driving motor to operate when die opening is needed, driving an output shaft of the driving motor to drive a rotating shaft to rotate, driving a gear to rotate by the rotating shaft, driving a meshed rack to move upwards by the gear, driving a movable plate to slide on a guide rod by the rack, driving a connecting mechanism to move upwards by the movable plate, driving an upper die to move upwards by the connecting mechanism, thereby make the mould break away from the lower mould, accomplish the die sinking to the mould, this device transversely sets up, and the device is located the left side of mould, and is highly lower, and the space that occupies is less, has effectually avoided the high inconvenient problem of mould that leads to of die sinking device height.

2. This injection mold opening device, mounting bracket through setting up, fastening bolt and screw, during the installation, twist and move fastening bolt, through the screw-thread fit between fastening bolt and the screw, make fastening bolt break away from the screw, remove the fixed to the mounting bracket, remove the mounting bracket, make the mounting bracket correspond different screws, can accomplish the adjustment to the mounting bracket position in twisting the screw that corresponds fastening bolt, accomplish the adjustment to the device mounted position, the effectual flexibility ratio that improves the device installation.

Drawings

FIG. 1 is a schematic structural diagram of an injection mold opening device according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

FIG. 4 is an enlarged view of a portion C of FIG. 1;

fig. 5 is an enlarged view of a portion D of fig. 1.

In the figure: the structure comprises a base 1, a lower die 2, a fixing plate 3, a stud 4, a pin hole 5, a fastening nut 6, a guide pillar 7, an upper die 8, a guide rod 9, a moving plate 10, a sliding hole 11, a pipe hole 12, a vertical plate 13, a driving motor 14, a supporting plate 15, a rotating shaft 16, a gear 17, a rack 18, a mounting rack 19, a fastening bolt 20, a screw hole 21, a connecting rod 22, a threaded rod 23, a connecting block 24, a mounting hole 25, a limiting nut 26, a radiating fin 27, a jack 28, a support plate 29, a fixing block 30, a screw 31, a groove 32U, a fixing shaft 33, a roller 34, a guide plate 35, a nut 36.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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, an injection mold opening device comprises a base 1, a lower mold 2 is disposed on the side wall of the upper side of the base 1, a fixing plate 3 is fixedly connected to the side wall of the lower side of the lower mold 2, two studs 4 are symmetrically and fixedly connected to the side wall of the upper side of the base 1, two pin holes 5 are symmetrically disposed on the side wall of the lower side of the fixing plate 3, the two studs 4 penetrate through the fixing plate 3 through the two pin holes 5, fastening nuts 6 are respectively threaded on the two studs 4, the fastening nuts 6 are located above the fixing plate 3, guide pillars 7 are respectively and fixedly connected to the four corners of the upper surface of the lower mold 2, the same upper mold 8 is movably sleeved on the four guide pillars 7, two guide rods 9 are fixedly connected to the side wall of the upper side of the base 1, the guide rods 9 are respectively located on the left and right sides of the upper mold, two guide rods 9 respectively penetrate through a movable plate 10 through two sliding holes 11, the movable plate 10 is positioned above an upper die 8, the movable plate 10 is fixedly connected with the upper die 8 through a connecting mechanism, a pipe penetrating hole 12 is formed in the side wall of the upper side of the movable plate 10, the pipe penetrating hole 12 is positioned right above the upper die 8, the side wall of the upper side of a base 1 is fixedly connected with a vertical plate 13, the side wall of the rear side of the vertical plate 13 is fixedly connected with a supporting plate 15, the side wall of the upper side of the supporting plate 15 is fixedly connected with a driving motor 14, an output shaft of the driving motor 14 is fixedly connected with a rotating shaft 16, a gear 17 is fixedly sleeved outside the rotating shaft 16, a rack 18 meshed with the gear 17 is fixedly connected to the side wall of the left side of the movable plate 10, an installation mechanism is connected to the side wall of the lower side of, the output shaft of driving motor 14 drives pivot 16 and rotates, pivot 16 drives gear 17 and rotates, wheel drive 17 moves rack 18 of engaged with and upwards moves, rack 18 drives movable plate 10 and slides on guide bar 9, movable plate 10 drives coupling mechanism rebound, coupling mechanism drives and goes up mould 8 rebound, thereby make and go up mould 8 and break away from lower mould 2, accomplish the die sinking to the mould, this device transversely sets up, the device is located the left side of mould, highly lower, the space that occupies is less, the effectual high inconvenient problem of mould use that leads to of die sinking device height of having avoided.

The mounting mechanism comprises two mounting frames 19 connected with the side wall of the lower side of the base 1, the mounting frames 19 are fixedly connected with the side wall of the lower side of the base 1 through fastening bolts 20, the side wall of the lower side of the base 1 is provided with a plurality of screw holes 21, the fastening bolts 20 are sleeved in the screw holes 21 in a threaded manner, the mounting frames 19 are made of stainless steel, the mounting frames 19 are bent downwards, the side walls of the two mounting frames 19 on the opposite sides extend out of the base 1, and the fastening bolts 20 are screwed when the mounting mechanism is, through the screw-thread fit between fastening bolt 20 and the screw 21, make fastening bolt 20 break away from screw 21, remove the fixed to mounting bracket 19, remove mounting bracket 19, make mounting bracket 19 correspond different screw 21, can accomplish the adjustment to mounting bracket 19 position in screwing in the corresponding screw 21 with fastening bolt 20, accomplish the adjustment to the device mounted position, the effectual flexibility ratio that improves the device installation.

Coupling mechanism includes the connecting rod 22 of two symmetry fixed connection and the 10 downside lateral walls of movable plate, the equal fixedly connected with threaded rod 23 of lower extreme of two connecting rods 22, two connecting rods 22 are located the left and right sides of last mould 8, the equal fixedly connected with connecting block 24 of the lateral wall of the last mould 8 left and right sides, mounting hole 25 has all been seted up to the lateral wall of the 24 upsides of two connecting blocks, threaded rod 23 passes through mounting hole 25 through connection piece 24, the pole wall thread bush of the pole wall of threaded rod 23 is equipped with stop nut 26, stop nut 26 is located the downside of connecting block 24.

A plurality of fin 27 of lateral wall fixedly connected with of lower mould 2 downside, a plurality of fin 27 evenly distributed and lower mould 2's below, jack 28 has all been seted up to the lateral wall of fixed plate 3 and base 1 upside, two jack 28 are located the below of fin 27, fin 27 runs through fixed plate 3 and base 1 through jack 28, the lateral wall of base 1 downside is connected with backup pad 29, the equal fixedly connected with fixed block 30 of lateral wall of the backup pad 29 left and right sides, fixed block 30 passes through screw 31 and the lateral wall fixed connection of base 1 downside, a plurality of fin 27's lower extreme all with the lateral wall fixed connection of backup pad 29 upside, fin 27 can absorb the heat of lower mould 2, thereby can improve heat radiating area, the radiating efficiency is improved, backup pad 28 can support the device, the pressure that mounting bracket 19 received has been reduced.

A plurality of U type grooves 32 have been seted up to the lateral wall on movable plate 10 right side, and the same fixed axle 33 of fixedly connected with between the cell wall of the relative one side in U type groove 32, and the movable sleeve is equipped with gyro wheel 34 outside fixed axle 33, and gyro wheel 34 stretches out U type groove 32, and the lateral wall fixedly connected with deflector 35 of base 1 upside is to the cooperation through gyro wheel 34 and deflector 35, can improve the stability of movable plate 10 to the stability of die sinking has been improved.

The rod walls of the two guide rods 9 close to the upper ends are all in threaded sleeve connection with anti-drop nuts 36, and the anti-drop nuts 36 can prevent the moving plate 10 from being separated from the guide rods 9.

The roller 34 is located in the rolling groove 37, and the rolling groove 37 can limit the roller 34, so that the roller 34 can be prevented from being inclined.

To sum up, the injection mold opening device fixes the lower mold 2 on the base 1 when in use, when the mold opening is needed, the driving motor 14 is controlled to operate, the output shaft of the driving motor 14 drives the rotating shaft 16 to rotate, the rotating shaft 16 drives the gear 17 to rotate, the gear 17 drives the meshed rack 18 to move upwards, the rack 18 drives the moving plate 10 to slide on the guide rod 9, the moving plate 10 drives the connecting mechanism to move upwards, and the connecting structure drives the upper mold 8 to move upwards, so that the upper mold 8 is separated from the lower mold 2, and the mold opening of the mold is completed; during the installation, twist fastening bolt 20, through the screw-thread fit between fastening bolt 20 and the screw 21, make fastening bolt 20 break away from screw 21, remove the fixed to mounting bracket 19, remove mounting bracket 19, make mounting bracket 19 correspond different screw 21, can accomplish the adjustment to mounting bracket 19 position in screwing into the corresponding screw 21 with fastening bolt 20, accomplish the adjustment to device mounted position, the effectual flexibility ratio that improves the device installation.

It should be noted that the term "comprises/comprising" when used in this specification is taken to specify the presence of stated elements, integers, steps, operations, elements, components, and/or groups thereof, but does not exclude the presence or addition of other elements, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 mold opening device for the injection mold comprises a base (1) and is characterized in that a lower mold (2) is arranged on the side wall of the upper side of the base (1), a fixing plate (3) is fixedly connected to the side wall of the lower side of the lower mold (2), two studs (4) are symmetrically and fixedly connected to the side wall of the upper side of the base (1), two pin holes (5) are symmetrically formed in the side wall of the lower side of the fixing plate (3), the two studs (4) penetrate through the fixing plate (3) through the two pin holes (5), fastening nuts (6) are sleeved on the outer equal threads of the two studs (4), the fastening nuts (6) are located above the fixing plate (3), guide pillars (7) are fixedly connected to the four corners of the upper surface of the lower mold (2), the four guide pillars (7) are movably sleeved with an upper mold (8), and two guide rods (9) are fixedly connected, the utility model discloses a die-casting machine, including guide bar (9), two the pole wall activity cover of guide bar (9) is equipped with same movable plate (10) respectively, two sliding hole (11) have been seted up to the lateral wall symmetry of movable plate (10) upside, two guide bar (9) run through movable plate (10) through two sliding hole (11) respectively, movable plate (10) are located the top of last mould (8), movable plate (10) pass through coupling mechanism and last mould (8) fixed connection, perforation hole (12) have been seted up to the lateral wall of movable plate (10) upside, perforation hole (12) are located directly over last mould (8), the lateral wall fixedly connected with riser (13) of base (1) upside, the lateral wall fixedly connected with driving motor (14) of riser (13) rear side, the lateral wall fixedly connected with layer board (15) of riser (13) rear side, the utility model discloses a portable electric heating device, including layer board (15), layer board (15) upside lateral wall and driving motor (14) fixed connection, the output shaft fixedly connected with pivot (16) of driving motor (14), pivot (16) external fixation cover is equipped with gear (17), rack (18) that the left lateral wall fixedly connected with of movable plate (10) and gear (17) engaged with, the lateral wall of base (1) downside is connected with installation mechanism.

2. An injection mold opening device as claimed in claim 1, wherein: installation mechanism includes two mounting bracket (19) of connecting in base (1) downside lateral wall, mounting bracket (19) are through fastening bolt (20) and the lateral wall fixed connection of base (1) downside, a plurality of screw (21) have been seted up to the lateral wall of base (1) downside, fastening bolt (20) screw thread cup joint with screw (21) in, the concrete material of mounting bracket (19) is the stainless steel, mounting bracket (19) are buckled downwards, two base (1) is all stretched out to the lateral wall of one side mutually away from mounting bracket (19).

3. An injection mold opening device as claimed in claim 1, wherein: coupling mechanism includes connecting rod (22) of two symmetry fixed connection and movable plate (10) downside lateral walls, two the equal fixedly connected with threaded rod (23) of lower extreme of connecting rod (22), two connecting rod (22) are located the left and right sides of mould (8), the equal fixedly connected with connecting block (24) of lateral wall of going up the mould (8) left and right sides, two mounting hole (25) have all been seted up to the lateral wall of connecting block (24) upside, threaded rod (23) are through mounting hole (25) through connection piece (24), the pole wall thread bush of the pole wall of threaded rod (23) is equipped with stop nut (26), stop nut (26) are located the downside of connecting block (24).

4. An injection mold opening device as claimed in claim 1, wherein: lateral wall fixedly connected with a plurality of fin (27) of lower mould (2) downside, it is a plurality of below of fin (27) evenly distributed and lower mould (2), jack (28), two have all been seted up with the lateral wall of base (1) upside to fixed plate (3) jack (28) are located the below of fin (27), fin (27) run through fixed plate (3) and base (1) through jack (28), the lateral wall of base (1) downside is connected with backup pad (29), the equal fixedly connected with fixed block (30) of lateral wall of backup pad (29) left and right sides, fixed block (30) are through the lateral wall fixed connection of screw (31) with base (1) downside, and are a plurality of the lower extreme of fin (27) all with the lateral wall fixed connection of backup pad (29) upside.

5. An injection mold opening device as claimed in claim 1, wherein: a plurality of U type grooves (32) have been seted up to the lateral wall on movable plate (10) right side, same root fixed axle (33) of fixedly connected with between the cell wall of the relative one side in U type groove (32), movable sleeve is equipped with gyro wheel (34) outward fixed axle (33), U type groove (32) are stretched out in gyro wheel (34), lateral wall fixedly connected with deflector (35) of base (1) upside.

6. An injection mold opening device as claimed in claim 1, wherein: two the pole wall that guide bar (9) are close to the upper end is all threaded sleeve and is equipped with anticreep nut (36).

7. An injection mold opening apparatus as claimed in claim 5, wherein: the side wall of the left side of the guide plate (35) is provided with a rolling groove (37), and the roller (34) is positioned in the rolling groove (37).