CN113696433A

CN113696433A - Demoulding mechanism for injection product of injection molding machine

Info

Publication number: CN113696433A
Application number: CN202111089418.0A
Authority: CN
Inventors: 刘文强; 马有进
Original assignee: Xiamen Chengchangxin Industry And Trade Co ltd
Current assignee: Xiamen Chengchangxin Industry And Trade Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2021-11-26

Abstract

The invention relates to the technical field of product processing, in particular to a demoulding mechanism for injection molding products of an injection molding machine, which comprises a workbench, a bottom die, a fixing frame and an adjusting plate, wherein a controller is embedded on the side wall of the workbench, the bottom die is embedded on the workbench, a sliding plate and a receiving groove are respectively arranged on one side of the bottom die, an elastic plate is further arranged at the edge of the receiving groove, a bottom plate connected with the bottom die is arranged in the bottom die, a plurality of groups of ejector rods with cylindrical structures are movably arranged below the bottom plate, the fixing frame is arranged on the other side of the bottom die on the workbench in a sliding mode through a first linear motor, the adjusting plate with an L-shaped structure is movably arranged on the fixing frame through a first lifting motor, and a plurality of electric suckers are embedded outside on the side walls on the two sides of the adjusting plate. The clamping device can effectively clamp the molded products and the products with irregular shapes, and the clamping process is more stable and is not easy to fall off.

Description

Demoulding mechanism for injection product of injection molding machine

Technical Field

The invention relates to the technical field of product processing, in particular to a demoulding mechanism for an injection product of an injection molding machine.

Background

An injection molding machine is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. The injection molding machine adopts the working principle that the plasticized plastic in a molten state is injected into a closed mold cavity by means of the thrust of a screw (or a plunger), and a product is obtained after solidification and shaping.

However, in the conventional mold removing method, the product is directly clamped by a tool such as a clamp, and some products are easy to slip, so that a mold releasing mechanism is needed to solve the problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a demoulding mechanism for an injection product of an injection molding machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a demoulding mechanism for an injection product of an injection molding machine comprises a workbench, a bottom die, a fixing frame and an adjusting plate, wherein a controller is embedded on the side wall of the workbench, the bottom die is embedded on the workbench, a sliding plate and a material receiving groove are respectively arranged on one side of the bottom die, and an elastic plate is arranged at the edge of the material receiving groove;

be equipped with in the die block with it even bottom plate as an organic whole, the below activity of bottom plate is equipped with the ejector pin of the cylindrical structure of multiunit, and the opposite side of die block slides through first linear electric motor and is equipped with on the workstation the mount has the regulating plate of "L" type structure through first elevator motor movable mounting on the mount, has all inlayed a plurality of electric suction cups outward on the both sides lateral wall of regulating plate, and the top both sides of regulating plate all rotate the regulation handle that is equipped with "L" type structure, and the bottom of regulation handle is equipped with the telescopic link through electric putter activity to still be provided with the lift seat through second elevator motor activity in the middle of the top of regulating plate, equal swing joint has the connection handle between the regulation handle of both sides and the lift seat.

Preferably, a bottom cavity is formed in the bottom die below the bottom plate, second linear motors are arranged in the bottom die on two sides of the bottom cavity, connecting rods are welded between adjacent ejector rods, and the connecting rods on the two sides are fixed to the end portion of an output shaft of each second linear motor.

Preferably, the bottom plate is provided with holes which are equal to the ejector rods, and the holes are matched with the ejector rods.

Preferably, the edge of the material receiving groove is provided with a spring groove in the workbench, a spring is welded on the bottom wall of the spring groove, the elastic plate slides in the spring groove, and the bottom wall of the elastic plate is welded and fixed with the other end of the spring.

Preferably, guide grooves are formed in the two sides of the position, where the bottom die is located, of the workbench, the fixing frame is of an inverted U-shaped structure, and the bottom end of the fixing frame slides in the guide grooves.

Preferably, the chute has all been seted up to the top both sides of regulating plate, and the top of chute has welded two stationary blades that set up relatively on the regulating plate, and the regulation handle passes through the hub connection between two stationary blades.

Preferably, through pivot swing joint between connection handle and the lift seat, the both ends of lift seat all are equipped with on its both sides lateral wall the connection handle, the other end that lies in two connection handles with one side lies in respectively on the both sides lateral wall of regulation handle, and passes through the sliding bolt with it and be connected, sets up the regulation hole with sliding bolt looks adaptation on the regulation handle.

Preferably, an inclination angle sensor is embedded in the connecting handle, a contact sensor is embedded in the end wall of the outer end of the telescopic rod, and the inclination angle sensor and the contact sensor are both connected with the controller through electric signals.

The invention has the beneficial effects that:

through adopting ejecting mode, with the fashioned product jack-up that makes progress in advance, the jack-up back, contact the back through the regulating plate with it, utilize electric chuck on it to adsorb it, and simultaneously, adjust the regulation handle of both sides, make the telescopic link that its extends out can carry out the top tightly to the lateral wall of product, can't inhale the firm problem that leads to dropping when avoiding some irregular shape products to be adsorbed by electric chuck, then, make the product of getting by the clamp remove along with the removal of mount, fall into at last in receiving the silo. The clamping device can effectively clamp the molded products and the products with irregular shapes, and the clamping process is more stable and is not easy to fall off.

Drawings

FIG. 1 is a schematic structural diagram of a front view of a demolding mechanism for an injection product of an injection molding machine according to the present invention;

FIG. 2 is a schematic top view of a mold releasing mechanism for an injection product of an injection molding machine according to the present invention;

FIG. 3 is a schematic diagram of the installation of the spring plate of the demolding mechanism for the injection product of the injection molding machine according to the present invention;

fig. 4 is a schematic view of the connection between the adjusting plate and the adjusting handle of the demoulding mechanism of the injection product of the injection molding machine.

In the figure: 1 workbench, 11 controllers, 12 sliding plates, 13 material receiving grooves, 14 guide grooves, 2 bottom dies, 21 bottom plates, 22 bottom cavities, 23 ejector rods, 3 spring grooves, 31 elastic plates, 4 fixing frames, 5 adjusting plates, 51 inclined grooves, 6 adjusting handles, 61 telescopic rods, 62 adjusting holes, 7 lifting seats and 71 connecting handles.

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.

Referring to fig. 1-4, a demoulding mechanism for injection products of an injection molding machine comprises a workbench 1, a bottom die 2, a fixing frame 4 and an adjusting plate 5, wherein a controller 11 is embedded on the side wall of the workbench 1, the bottom die 2 is embedded on the workbench 1, a sliding plate 12 and a material receiving groove 13 are further respectively arranged on one side of the bottom die 2, the high end of the sliding plate 12 is as high as the bottom die 2, the low end of the sliding plate 12 is connected with the material receiving groove 13, a spring groove 3 is formed in the workbench 1 at the edge of the material receiving groove 13, a spring is welded on the bottom wall of the spring groove 3, an elastic plate 31 slides in the spring groove 3, the elastic plate 31 is arranged to facilitate quantity control, the bottom end of the elastic plate 31 is of a 'T' -shaped structure, and the bottom wall of the elastic plate 31 is welded and fixed with the other end of the spring;

a bottom plate 21 connected with the bottom die 2 into a whole is arranged in the bottom die 2, a plurality of groups of ejector rods 23 with cylindrical structures are movably arranged below the bottom plate 21, the ejector rods 23 are mainly used for ejecting a formed product, a fixing frame 4 is arranged on the other side of the bottom die 2 on the workbench 1 in a sliding mode through a first linear motor, the first linear motor is arranged in the workbench 1 in a built-in mode, the end portion of an output shaft of the first linear motor is welded with the side wall of the bottom end of the fixing frame 4, guide grooves 14 are formed in two sides of the position of the bottom die 2 on the workbench 1, the guide grooves 14 have a guiding effect on the fixing frame 4, the fixing frame 4 is in an inverted U-shaped structure, the bottom end of the fixing frame is arranged in the guide grooves 14 in a sliding mode, an adjusting plate 5 with an L-shaped structure is movably arranged on the fixing frame 4 through a first lifting motor, the adjusting plate 5 is used for clamping the product, a plurality of electric suction cups are embedded in the side walls of two sides of the adjusting plate 5, adjusting handles 6 with the L-shaped structure are rotatably arranged on two sides of the top of the adjusting plate 5, adjustment handle 6's setting is tight in order to press from both sides the both sides to the product, chute 51 has all been seted up to adjustment plate 5's top both sides, chute 51's setting is for the rotation of convenient adjustment handle 6, chute 51's top has welded two stationary blades that set up relatively on adjustment plate 5, adjustment handle 6 is connected between two stationary blades through the axle, the bottom of adjustment handle 6 is equipped with telescopic link 61 through the electric putter activity, telescopic link 61 is for supplementary adjustment handle 6 carries out the clamping to the product, and still be provided with lift seat 7 through the second elevator motor activity in the middle of adjustment plate 5's top, equal swing joint has connection handle 71 between adjustment handle 6 and the lift seat 7 of both sides.

Further, a bottom cavity 22 is formed in the bottom die 2 below the bottom plate 21, second linear motors are arranged on two sides of the bottom cavity 22 in the bottom die 2, connecting rods are welded between the adjacent ejector rods 23, the connecting rods on the two sides are fixed to the end portion of an output shaft of each second linear motor, holes equal to the ejector rods 23 are formed in the bottom plate 21, and the holes are matched with the ejector rods 23.

Further, connect between handle 71 and the lift seat 7 through pivot swing joint, the both ends of lift seat 7 all are equipped with the connection handle 71 on its both sides lateral wall, the other end that lies in two connection handles 71 with one side lies in the both sides lateral wall of regulation handle 6 respectively, and pass through sliding bolt with it and connect, set up the regulation hole 62 with sliding bolt looks adaptation on the regulation handle 6, regulation hole 62 has the direction limiting displacement to sliding bolt, tilt sensor has been inlayed to the inside of connection handle 71, contact sensor has been inlayed on the outer end wall of telescopic link 61, and tilt sensor and contact sensor all are connected with controller 11 through the signal of telecommunication.

Example 1:

after the forming is finished, the second linear motor is started to drive the connecting rod to move upwards so as to drive the ejector rod 23 to jack up the product, after the product is jacked up, the first linear motor is started to drive the fixing frame 4 to slide rightwards along the guide groove 14 in the figure 2, meanwhile, in the moving process, the first lifting motor is started to drive the adjusting plate 5 to move downwards to be close to the upper surface of the product, the adjusting plate 5 stops moving downwards and then continues to move along with the fixing frame 4, when the vertical part of the adjusting plate 5 is contacted with the product, the first lifting motor is started again to drive the adjusting plate 5 to continue to move downwards to be contacted with the product, then, the electric sucker is started to suck the product, then, the first lifting motor drives the adjusting plate 5 and the product to move upwards synchronously, in the moving process, the second lifting motor is started to drive the lifting seat 7 to move upwards, so that the connecting handle 71 drives the sliding bolt to slide in the adjusting hole 62, and accordingly the adjusting handle 6 turns outwards, when the angle detected by the inclination angle sensor of the connecting handle 71 is 15 degrees, the electric push rod in the adjusting handle 6 is started to drive the telescopic rod 61 to move out, when the contact sensor is triggered (namely, when the contact sensor is contacted with the side wall of a product), the electric push rod is paused, the second lifting motor is paused, then the electric push rod moves to the upper part of the sliding plate 12 along with the fixing frame 4, when the first linear motor is contracted to the shortest length, the fixing frame 4 is positioned at the rightmost end of the guide groove 14 (see figure 2) at the moment, the product is also positioned just above the sliding plate 12 at the moment, then the first lifting motor is started to drive the product to move downwards, when the product is contacted with the sliding plate 12, the electric push rod is paused, the adjusting handle 6, the telescopic rod 61 and the lifting seat 7 are reset, the product naturally slides down into the storage tank 13 along the sliding plate 12, a worker can take out aside, then the fixing frame 4 and the like are reset and stopped, when the second lifting motor is reset, the lifting base 7 is in contact with the adjusting plate 5, and the angle detected by the inclination angle sensor of the connecting handle 71 is 0 °.

Example 2: in this embodiment, in addition to embodiment 1, the springboard 31 and the receiving trough 13 may be directly integrated, and the height of the springboard 31 may be set as required.

Example 3: in this embodiment, on the basis of embodiment 1, the bottom plate 21 can be directly movably arranged, but the bottom plate is connected with the inner wall of the bottom mold 2 in a seamless manner, and an electric cylinder is arranged below the bottom plate 21, so that the product can be directly lifted up by lifting up the bottom plate 21.

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. A demoulding mechanism for an injection molding product of an injection molding machine comprises a workbench (1), a bottom die (2), a fixing frame (4) and an adjusting plate (5), wherein a controller (11) is embedded on the side wall of the workbench (1), the bottom die (2) is embedded on the workbench (1), a sliding plate (12) and a material receiving groove (13) are respectively arranged on one side of the bottom die (2), and an elastic plate (31) is arranged at the edge of the material receiving groove (13);

it is characterized in that a bottom plate (21) connected with the bottom die (2) into a whole is arranged in the bottom die (2), a plurality of groups of ejector rods (23) with cylindrical structures are movably arranged below the bottom plate (21), the other side of the bottom die (2) is provided with a fixed frame (4) on a workbench (1) in a sliding way through a first linear motor, an adjusting plate (5) with an L-shaped structure is movably arranged on the fixed frame (4) through a first lifting motor, a plurality of electric suckers are embedded outside the side walls of the two sides of the adjusting plate (5), and both sides of the top of the adjusting plate (5) are rotatably provided with an adjusting handle (6) with an L-shaped structure, the bottom end of the adjusting handle (6) is movably provided with a telescopic rod (61) through an electric push rod, and the middle of the top of the adjusting plate (5) is also movably provided with a lifting seat (7) through a second lifting motor, and a connecting handle (71) is movably connected between the adjusting handles (6) at the two sides and the lifting seat (7).

2. The injection molding machine injection product demoulding mechanism according to claim 1, characterized in that a bottom cavity (22) is formed in the bottom mold (2) below the bottom plate (21), second linear motors are respectively arranged in the bottom mold (2) at two sides of the bottom cavity (22), connecting rods are respectively welded between adjacent ejector rods (23), and the connecting rods at the two sides are fixed on the end parts of output shafts of the second linear motors.

3. The injection molding machine injection product demolding mechanism of claim 2, wherein the bottom plate (21) is provided with holes which are equal to the ejector rods (23), and the holes are matched with the ejector rods (23).

4. The injection molding machine injection product demoulding mechanism according to claim 1, characterized in that the edge of the receiving groove (13) is provided with a spring groove (3) in the workbench (1), a spring is welded on the bottom wall of the spring groove (3), the elastic plate (31) slides in the spring groove (3), and the bottom wall of the elastic plate (31) is welded and fixed with the other end of the spring.

5. The demolding mechanism for the injection product of the injection molding machine according to claim 1, wherein the workbench (1) is provided with guide grooves (14) at two sides of the position of the bottom mold (2), the fixing frame (4) is in an inverted U-shaped structure, and the bottom end of the fixing frame slides in the guide grooves (14).

6. The injection molding machine injection product demoulding mechanism according to claim 1, wherein the two sides of the top of the adjusting plate (5) are provided with chutes (51), the tops of the chutes (51) are welded with two fixing plates which are oppositely arranged on the adjusting plate (5), and the adjusting handle (6) is connected between the two fixing plates through a shaft.

7. The demolding mechanism for the injection molding product of the injection molding machine according to claim 1, wherein the connecting handle (71) is movably connected with the lifting seat (7) through a rotating shaft, the connecting handle (71) is arranged on the side walls of two sides of the lifting seat (7) at two ends, the other ends of the two connecting handles (71) positioned on the same side are respectively positioned on the side walls of two sides of the adjusting handle (6) and are connected with the adjusting handle through sliding bolts, and the adjusting handle (6) is provided with adjusting holes (62) matched with the sliding bolts.

8. The injection molding machine injection product demolding mechanism as claimed in claim 1, wherein an inclination angle sensor is embedded in the connecting handle (71), a contact sensor is embedded in the end wall of the outer end of the telescopic rod (61), and the inclination angle sensor and the contact sensor are both connected with the controller (11) through electric signals.