CN112140456A

CN112140456A - Injection mold vacuum chuck formula inserts fixing device

Info

Publication number: CN112140456A
Application number: CN202010742051.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2020-12-29

Abstract

The invention discloses a vacuum chuck type insert fixing device for an injection mold, which comprises a fixed mold and a movable mold, wherein a vacuum chuck is arranged at the bottom of the fixed mold, an L-shaped pipeline is communicated with the bottom of the vacuum chuck, a vacuum pump is fixedly arranged on the outer side wall of the fixed mold, the other end of the L-shaped pipeline is connected with the vacuum pump, a hollow rod is vertically connected into the L-shaped pipeline in a penetrating and sliding mode, a vertical through hole matched with the lower end of the hollow rod is further formed in the bottom of the fixed mold, an electric push rod is fixedly arranged at the inner bottom of the hollow rod, the output end of the electric push rod is vertically upward, and a vertically arranged transmission rod is. According to the invention, the hollow rod capable of freely stretching and retracting is matched with the vertical tubular insert for use, and the inner wall of the vertical tubular insert is abutted by the two adjustable arc abutting blocks arranged on the outer side wall of the upper end of the hollow rod, so that the vertical tubular insert can be fixed, and the application range is wider.

Description

Injection mold vacuum chuck formula inserts fixing device

Technical Field

The invention relates to the technical field of mold processing, in particular to a vacuum chuck type insert fixing device for an injection mold.

Background

The injection molding is a method for producing and molding industrial products, wherein the products generally adopt rubber injection molding and plastic injection molding, and the injection molding can also be divided into an injection molding die pressing method and a die casting method. The vacuum chuck of the existing insert fixing device can only fix the flat plate type product insert, and the vertical tubular insert cannot be used, so that the use is inconvenient.

To this end, we propose an injection mold vacuum cup type insert fixture.

Disclosure of Invention

The invention aims to solve the problems that the vacuum chuck of the existing insert fixing device in the prior art can only fix inserts of flat products, and the vertical tubular inserts cannot be used and are inconvenient to use, and provides the vacuum chuck type insert fixing device for the injection mold.

In order to achieve the purpose, the invention adopts the following technical scheme: a vacuum chuck type insert fixing device for an injection mold comprises a fixed mold and a movable mold, wherein a vacuum chuck is arranged at the bottom of the fixed mold, an L-shaped pipeline is communicated with the bottom of the vacuum chuck, a vacuum pump is fixedly installed on the outer side wall of the fixed mold, the other end of the L-shaped pipeline is connected with the vacuum pump, a hollow rod is vertically connected in a penetrating and sliding mode inside the L-shaped pipeline, a vertical through hole matched with the lower end of the hollow rod is further formed in the bottom of the fixed mold, an electric push rod is fixedly installed at the inner bottom of the hollow rod, the output end of the electric push rod is vertically upward, a vertically arranged transmission rod is fixedly connected to the top end of the electric push rod, two movable blocks are symmetrically connected in a penetrating and sliding mode on the side wall of the upper end of the hollow rod, the side wall of the two, and the kicking block is located the centre of two movable blocks, two the symmetry rigid coupling has two arcs to support the piece on the movable block is located one side lateral wall outside the cavity pole, the sealed fixed mounting of the through connection department that cavity pole and L venturi tube said has a bearing, the fixed connecting pipe that has cup jointed of bearing inner circle, and the connecting pipe cover is established in the outside of cavity pole, the internal thread has been seted up to the connecting pipe inside, the external screw thread has been seted up to the outside of cavity pole, and cavity pole and connecting pipe threaded connection, it has the limiting plate that a level set up to go back the rigid coupling on the bottom surface of cavity pole, the symmetry rigid coupling has the gag lever post of two vertical settings on the vertical through-hole inner wall, and the limiting plate slides and cup joints on two gag lever posts, the actuating mechanism.

In foretell injection mold vacuum chuck formula inserts fixing device, actuating mechanism includes the first bevel gear that the outside fixed cup jointed in connecting pipe upper end, inside still fixed mounting of L-shaped pipeline has the motor, the fixed cover in output lever top of motor has connect second bevel gear, wherein second bevel gear and first bevel gear meshing and angle are perpendicular.

In the vacuum chuck type insert fixing device for the injection mold, two guide pillars are symmetrically welded on two sides of the bottom of the movable mold, first limit blocks are welded on the bottoms of the movable mold on the left and right sides of the two guide pillars, first springs are fixedly connected between the two first limit blocks on the left and right sides of the same guide pillar, the first springs are correspondingly sleeved outside the guide pillars, a plurality of guide grooves matched with the guide pillars are correspondingly formed in the upper end of the fixed mold, a buffer block is vertically and slidably connected in each guide groove, a second spring is fixedly connected between the bottom of each buffer block and the bottom in the guide groove, limit slide blocks are symmetrically and fixedly connected on two sides of each buffer block, limit slide grooves matched with the limit slide blocks are correspondingly formed in the inner side walls of each guide groove, and two second limit blocks are symmetrically and fixedly connected at the upper ends of the fixed mold positioned on the notches of the two guide grooves, and the outer interval of the two second limiting blocks is equal to the diameter of the first spring, and the upper surface of the fixed die is correspondingly provided with a plurality of slots matched with the first limiting blocks for use.

In foretell injection mold vacuum chuck formula inserts fixing device, the equal fixedly connected with connecting block of upper and lower surface of movable block, and every connecting block all with the equal fixedly connected with third spring between the inboard wall of cavity pole.

In the above injection mold vacuum chuck type insert fixing device, the first spring and the second spring are both return springs made of stainless steel.

In the above injection mold vacuum chuck type insert fixing device, the motor is a servo motor.

Compared with the prior art, this injection mold vacuum chuck formula inserts fixing device's advantage lies in: through setting up the use of cavity pole cooperation vertical pipe form inserts that can freely stretch out and draw back, utilize two adjustable arcs that set up on cavity pole upper end lateral wall to support the piece and support the inner wall to vertical pipe form inserts and support and establish to can fix vertical pipe form inserts, application range is more extensive.

Drawings

FIG. 1 is a schematic structural view of a vacuum-chuck type insert fixing device for an injection mold according to the present invention;

FIG. 2 is an enlarged schematic view of a hollow rod portion of the vacuum chuck type insert fixing device of an injection mold according to the present invention;

fig. 3 is an enlarged schematic view of a structure of a guide groove portion in the vacuum chuck type insert fixing device of the injection mold according to the present invention.

In the figure: the device comprises a fixed die 1, a movable die 2, a vacuum sucker 3, a 4L-shaped pipeline, a vacuum pump 5, a hollow rod 6, an electric push rod 7, a transmission rod 8, a movable block 9, a top block 10, an arc-shaped abutting block 11, a bearing 12, a connecting pipe 13, a limiting plate 14, a limiting rod 15, a first bevel gear 16, a motor 17, a second bevel gear 18, a guide pillar 19, a first limiting block 20, a first spring 21, a guide groove 22, a buffer block 23, a second spring 24, a limiting sliding block 25, a limiting sliding groove 26, a second limiting block 27, a slot 28, a connecting block 29 and a third spring 30.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a vacuum chuck type insert fixing device for an injection mold comprises a fixed mold 1 and a movable mold 2, wherein a vacuum chuck 3 is arranged at the bottom of the fixed mold 1, an L-shaped pipeline 4 is communicated with the bottom of the vacuum chuck 3, a vacuum pump 5 is fixedly arranged on the outer side wall of the fixed mold 1, the other end of the L-shaped pipeline 4 is connected with the vacuum pump 5, a hollow rod 6 is vertically and slidably connected inside the L-shaped pipeline 4, a vertical through hole matched with the lower end of the hollow rod 6 is further formed at the bottom of the fixed mold 2, an electric push rod 7 is fixedly arranged at the inner bottom of the hollow rod 6, the output end of the electric push rod 7 is vertically upward, a vertically arranged transmission rod 8 is fixedly connected at the top end of the electric push rod 7, two movable blocks 9 are symmetrically and slidably connected on the side wall of the upper end of the, the top end of the transmission rod 8 is fixedly connected with a top block 10, the top block 10 is positioned in the middle of the two movable blocks 9, and two arc-shaped abutting blocks 11 are symmetrically and fixedly connected to the side wall of one side of the two movable blocks 9 positioned outside the hollow rod 6; the upper surface and the lower surface of the movable block 9 are fixedly connected with a connecting block 29, a third spring 30 is fixedly connected between each connecting block 29 and the inner side wall of the hollow rod 6, and the third springs 30 can automatically pull the movable block 8 and the arc-shaped abutting block 11 back to the inside of the hollow rod 6 after the top block 10 is not abutted against the movable block 8 any more;

a bearing 12 is fixedly installed at the penetrating connection part of the hollow rod 6 and the L-shaped pipeline 4 in a sealing manner, a connecting pipe 13 is fixedly sleeved on the inner ring of the bearing 12, the connecting pipe 13 is sleeved outside the hollow rod 6, an internal thread is arranged inside the connecting pipe 13, an external thread is arranged outside the hollow rod 6, the hollow rod 6 is in threaded connection with the connecting pipe 13, a horizontally arranged limiting plate 14 is further fixedly connected to the bottom surface of the hollow rod 6, two vertically arranged limiting rods 15 are symmetrically and fixedly connected to the inner wall of the vertical through hole, the limiting plate 14 is slidably sleeved on the two limiting rods 15, the connecting pipe 13 is further connected with a driving mechanism matched with the hollow rod 6, the driving mechanism comprises a first bevel gear 16 fixedly sleeved on the outer part of the upper end of the connecting pipe 13, a motor 17 is fixedly installed inside the L-shaped pipeline 4, the motor 17 adopts an sgmgv-13adc61 servo motor, a second, wherein the second bevel gear 18 is meshed with the first bevel gear 17 and has a vertical angle;

two guide posts 19 are symmetrically welded on two sides of the bottom of the movable mold 2, first limit blocks 20 are welded on the bottoms of the movable mold 2 on the left and right sides of the two guide posts 19, a first spring 21 is fixedly connected between the two first limit blocks 20 on the left and right sides of the same guide post 19, the first spring 21 is correspondingly sleeved outside the guide posts 19, a plurality of guide grooves 22 matched with the guide posts 19 are correspondingly formed in the upper end of the fixed mold 1, a buffer block 23 is vertically and slidably connected in each guide groove 22, a second spring 24 is fixedly connected between the bottom of each buffer block 23 and the bottom in the guide groove 22, limit slide blocks 25 are symmetrically and fixedly connected on two sides of each buffer block 23, limit slide grooves 26 matched with the limit slide blocks 25 are correspondingly formed in the inner side walls of each guide groove 22, wherein two second limit blocks 27 are symmetrically and fixedly connected at the upper end of the fixed mold 1 positioned at the notches of, the outer distance between the two second limit blocks 27 is equal to the diameter of the first spring 21, and a plurality of slots 28 matched with the first limit blocks 20 are correspondingly formed in the upper surface of the fixed die 1; the first spring 21 and the second spring 24 are both return springs made of stainless steel, so that the extension and retraction processes of the return springs are more accurate and stable, and the return springs made of stainless steel have better corrosion resistance and are more durable; when the fixed die 1 and the movable die 2 are matched, the first springs 21 outside the guide posts 19 are compressed at the upper ends of the two second limiting blocks 27, the guide posts 19 are inserted into the guide grooves 22 to press the buffer blocks 23 downwards and compress the second springs 24, the guide posts 19 are limited by the guide grooves 22 to enable the matching of the fixed die 1 and the movable die 2 to be more accurate, and the first limiting blocks 20 are correspondingly inserted into the slots 28 on the surface of the fixed die 1 in the sliding process of the guide posts 19 along the guide grooves 22, so that the matching process is more accurate.

When the invention is used, the flat plate product insert can be fixed only by pumping the L-shaped pipeline 4 to a negative pressure state through the vacuum pump 5; when needs are fixed to the vertical tubular inserts, place the inserts in the top of vacuum chuck 3 earlier, first actuating motor 17 drives second bevel gear 18 and rotates, second bevel gear 18 rotates and drives first bevel gear 16 and connecting pipe 13 and rotate, because well hollow rod 6 and connecting pipe 13 threaded connection and well hollow rod 6 are spacing by limiting plate 14 and gag lever post 15, consequently well hollow rod 6 can follow connecting pipe 13 vertical lift when connecting pipe 13 rotates, stretch into vertical tubular inserts inside with the upper end of well hollow rod 6 through motor drive, again drive electric putter 7 extension promotes kicking block 10 on transfer line 8 top and outwards supports and establish two movable blocks 9, thereby make two arc pieces 11 in the two movable blocks 9 outsides support the inner wall of vertical tubular inserts and establish, thereby can fix vertical tubular inserts and make cover half 1 and movable mould 2 carry out the compound die.

Although terms such as the fixed mold 1, the movable mold 2, the vacuum chuck 3, the L-shaped pipe 4, the vacuum pump 5, the hollow rod 6, the electric push rod 7, the transmission rod 8, the movable block 9, the top block 10, the arc-shaped abutting block 11, the bearing 12, the connection pipe 13, the limit plate 14, the limit rod 15, the first bevel gear 16, the motor 17, the second bevel gear 18, the guide post 19, the first limit block 20, the first spring 21, the guide groove 22, the buffer block 23, the second spring 24, the limit slider 25, the limit sliding groove 26, the second limit block 27, the slot 28, the connection block 29, and the third spring 30 are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an injection mold vacuum chuck formula inserts fixing device, includes cover half (1) and movable mould (2), its characterized in that, cover half (1) bottom is equipped with vacuum chuck (3), the bottom intercommunication of vacuum chuck (3) has L shape pipeline (4), fixed mounting has vacuum pump (5) on the lateral wall of cover half (1), and the other end and vacuum pump (5) of L shape pipeline (4) are connected, the inside vertical through sliding connection of L shape pipeline (4) has a cavity pole (6), and cover half (2) bottom still sets up the vertical through-hole that the cooperation cavity pole (6) lower extreme used, wherein the interior bottom fixed mounting of cavity pole (6) has electric putter (7), the output of electric putter (7) is vertical upwards and its top fixedly connected with the transfer line (8) of a vertical setting, the symmetry runs through sliding connection has two movable blocks (9) on the upper end lateral wall of cavity pole (6), and two movable blocks (9) are located inside one side lateral wall of cavity pole (6) and all adopt the inclined plane structure, the top rigid coupling of transfer line (8) has a kicking block (10), and kicking block (10) are located the centre of two movable blocks (9), two the symmetrical rigid coupling has two arcs to support piece (11) on the lateral wall of one side that movable block (9) are located cavity pole (6) outside, the sealed fixed mounting of the through connection department of cavity pole (6) and L shape pipeline (4) has a bearing (12), bearing (12) inner circle fixed bushing has connecting pipe (13), and connecting pipe (13) cover is established in the outside of cavity pole (6), the internal thread has been seted up to connecting pipe (13) inside, the external screw thread has been seted up in the outside of cavity pole (6), and cavity pole (6) and connecting pipe (13) threaded connection, still the rigid coupling has a limiting plate (14) that the level set up on the bottom surface of cavity pole (6), the symmetrical rigid coupling has two stop levers (15) of vertical setting on the vertical through-hole inner wall, and limiting plate (14) slip cup joint on two stop levers (15), actuating mechanism that connecting pipe (13) still were connected with cavity pole (6) and use in the cooperation.

2. An injection mold vacuum sucker type insert fixing device as claimed in claim 1, wherein the driving mechanism comprises a first bevel gear (16) fixedly sleeved outside the upper end of the connecting pipe (13), a motor (17) is fixedly mounted inside the L-shaped pipe (4), a second bevel gear (18) is fixedly sleeved on the top end of an output rod of the motor (17), and the second bevel gear (18) is meshed with the first bevel gear (17) and is perpendicular to the first bevel gear in angle.

3. The injection mold vacuum chuck type insert fixing device according to claim 1, wherein two guide posts (19) are symmetrically welded to two sides of the bottom of the movable mold (2), first limit blocks (20) are welded to the bottoms of the movable mold (2) on the left and right sides of the two guide posts (19), a first spring (21) is fixedly connected between the two first limit blocks (20) on the left and right sides of the same guide post (19), the first spring (21) is correspondingly sleeved outside the guide posts (19), a plurality of guide grooves (22) matched with the guide posts (19) are correspondingly formed in the upper end of the fixed mold (1), a buffer block (23) is vertically slidably connected inside each guide groove (22), a second spring (24) is fixedly connected between the bottom of each buffer block (23) and the bottom of the guide groove (22), every the both sides of buffer block (23) all still symmetry fixedly connected with stop block (25), and all correspond on the inside wall of every guide slot (22) and set up spacing spout (26) that cooperation stop block (25) used, wherein lie in two equal symmetry fixedly connected with two second stoppers (27) in cover half (1) upper end of guide slot (22) notch, and the outer interval of two second stoppers (27) equals with the diameter of first spring (21), the upper surface of cover half (1) still corresponds and sets up slot (28) that a plurality of cooperation first stoppers (20) used.

4. An injection mould vacuum cup type insert fixing device according to claim 1, characterized in that a connecting block (29) is fixedly connected to each of the upper and lower surfaces of the movable block (9), and a third spring (30) is fixedly connected between each connecting block (29) and the inner side wall of the hollow rod (6).

5. An injection mold vacuum cup type insert fixing device according to claim 3, wherein the first spring (21) and the second spring (24) are both return springs made of stainless steel.

6. An injection mold vacuum cup type insert fixing device according to claim 2, wherein the motor (17) is a servo motor.