CN216032268U

CN216032268U - Material receiving mechanism of injection molding machine

Info

Publication number: CN216032268U
Application number: CN202122406653.8U
Authority: CN
Inventors: 黄武林; 黄剑; 谢春光
Original assignee: Dongguan Shunchi Plastic Technology Co ltd
Current assignee: Dongguan Shunchi Plastic Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-15
Anticipated expiration: 2031-09-30

Abstract

The utility model relates to the field of injection molding machine material receiving mechanisms, which comprise a material receiving box, a mechanical arm and a support, wherein one end of the support is connected with the ground, the support is arranged towards an injection molding machine, the mechanical arm is arranged on the support, and the mechanical arm is connected with the support in a sliding manner; the material receiving box is arranged on the mechanical arm, and the mechanical arm rotates to receive the material box. When the injection molding workpieces are collected, the receiving mechanism can collect the injection molding workpieces in the injection molding machine in a special shape into the box body, and the injection molding workpieces are not easy to fall off and scatter in the process from the machine body to the conveying belt of the receiving mechanism; after the injection molding workpiece reaches the conveying belt, the receiving mechanism can accurately place the injection molding workpiece on the conveying belt. The utility model provides an injection molding machine receiving agencies has reduced transporting dropping and scattering of the work piece of moulding plastics to the conveyer belt in-process, has improved the accuracy that the work piece of moulding plastics was placed on the conveyer belt, has finally realized improving the effect of the work piece collection efficiency of moulding plastics and transport efficiency when moulding plastics.

Description

Material receiving mechanism of injection molding machine

Technical Field

The application relates to the field of injection molding manufacturing technology, in particular to a material receiving mechanism of an injection molding machine.

Background

At present, after injection molding is finished, a suction disc type material receiving mechanism is generally used for sucking produced injection molding workpieces and conveying the injection molding workpieces to a conveying belt. In the injection molding industry, an injection molding workpiece with a special shape is provided with a hole in the middle, and due to the special structure of the injection molding workpiece, a suction disc of a traditional receiving mechanism is difficult to suck out and collect the injection molding workpiece from a receiving station of an injection molding machine, the injection molding workpiece is easy to fall and scatter in the process of being conveyed to a conveying belt, and the conveying efficiency of the injection molding workpiece is reduced.

Aiming at the related technologies, the inventor considers that the existing receiving mechanism of the sucker type injection molding machine has the defect of low injection molding efficiency caused by low accuracy rate of dropping an injection molding workpiece onto a conveyor belt when the injection molding workpiece is conveyed.

SUMMERY OF THE UTILITY MODEL

In order to improve the rate of accuracy and the work efficiency of moulding plastics that the work piece dropped on the conveyer belt of moulding plastics when the work piece conveying of moulding plastics, this application provides an injection molding machine receiving agencies.

The application provides an injection molding machine receiving agencies adopts following technical scheme:

a receiving mechanism of an injection molding machine comprises: the automatic feeding device comprises a material collecting box, a mechanical arm and a support, wherein one end of the support is connected with the ground, the support is arranged towards an injection molding machine, the mechanical arm is arranged on the support, and the mechanical arm is connected with the support in a sliding manner; the material receiving box is installed on the mechanical arm, and the mechanical arm rotates the material receiving box.

Through adopting above-mentioned technical scheme, material collecting device is used for placing and collecting the work piece of moulding plastics including receiving magazine and arm, receiving magazine, and the arm has the elasticity, can freely extend and shrink, and the concertina movement of arm drives receiving magazine and carries out the up-and-down reciprocating motion of vertical direction, and the arm can rotate receiving magazine and accomplish the work of pouring the work piece on the conveyer belt simultaneously. The support is arranged for fixing the material receiving structure of the injection molding machine, the material receiving structure of the injection molding machine can be arranged above the injection molding machine, and the material receiving box can conveniently enter the injection molding machine to collect injection molding workpieces.

Optionally, the material receiving box comprises a bottom plate, two side baffles and a rear plate, the bottom plate, the side baffles and the rear plate are sequentially connected, the side baffles are arranged on the left side and the right side of the bottom plate, and a space for placing an injection molding workpiece is formed between the two side baffles, the bottom plate and the rear plate.

Through adopting above-mentioned technical scheme, the structure of material collecting box is regular box-packed, and the material collecting box is equipped with bottom plate, side shield and back plate, and the material collecting box can be when moulding plastics go on will mould plastics the work piece and receive in the box body or pour out the work piece of moulding plastics in the box body to the conveyer belt, and the material collecting box can steadily transport the work piece of moulding plastics to the conveyer belt simultaneously, and the work piece of moulding plastics is difficult for dropping.

Optionally, the mechanical arm includes shell, driving piece and second cylinder, the shell cavity sets up, the driving piece is fixed in the shell, the one end opening of shell, open-ended one end sliding connection has the protective sheath, the second cylinder is fixed in the protective sheath, the piston rod of driving piece with protective sheath fixed connection.

By adopting the technical scheme, the mechanical arm comprises a shell, a driving part and a second cylinder, and the shell is internally controlled to protect the driving part; the driving piece and the second cylinder provide driving force for the mechanical arm rotating material collecting box, the driving piece is fixedly connected with the protective sleeve, the driving piece performs up-and-down reciprocating motion, and then the second cylinder performs synchronous reciprocating motion along with the driving piece, so that the mechanical arm is extended and shortened.

Optionally, the driving member includes a first cylinder, and a piston rod of the first cylinder is fixedly connected to the protective sleeve.

Through adopting above-mentioned technical scheme, the driving piece includes first cylinder, and the piston rod and the protective sheath of first cylinder are fixed, and the second cylinder is fixed in the protective sheath. The piston motion of first cylinder drives the piston rod of first cylinder and carries out up-and-down reciprocating motion, and then the second cylinder carries out reciprocating motion in step along with the piston rod of first cylinder, and then realizes that the arm realizes extending and shortening.

Optionally, two sections of straight rods hinged to each other are arranged in the protective sleeve, the straight rod close to the piston rod of the second cylinder is an upper straight rod, the straight rod far away from the piston rod of the second cylinder is a lower straight rod, one end of the upper straight rod is hinged to the piston rod of the second cylinder, the lower straight rod is hinged to the protective sleeve, one end of the lower straight rod far away from the upper straight rod is fixedly connected with the material receiving box, and the protective sleeve is abutted to the bottom plate.

By adopting the technical scheme, two sections of straight rods which are hinged with each other are arranged in the protective sleeve, the straight rod far away from the second piston is a lower straight rod, one end of the upper straight rod is hinged with the piston rod of the second cylinder through a rotating shaft, the lower straight rod is hinged with the protective sleeve, one end of the lower straight rod far away from the upper straight rod is fixedly connected with the material receiving box, and the material receiving box is abutted to the protective sleeve. When the material receiving device reaches the upper part of the conveying belt, the material receiving device is required to perform material discharging operation, injection molding workpieces are poured on the conveying belt, the piston rod of the first cylinder moves to push the second cylinder to move downwards, the piston rod of the second cylinder moves upwards to perform piston movement, the piston rod of the second cylinder drives the upper straight rod and the lower straight rod to rotate, the angle formed by the upper straight rod and the lower straight rod is increased along with the movement, the lower straight rod is fixedly connected with the material receiving box, the lower straight rod pushes the bottom plate of the material receiving box, the material receiving box rotates 90 degrees anticlockwise at the moment, and the injection molding workpieces in the box body are poured on the conveying belt; after the material pouring operation is completed, a piston rod of the second cylinder moves downwards to drive the upper straight rod and the lower straight rod to rotate, the angle formed by the upper straight rod and the lower straight rod is reduced along with the movement, and the material receiving box rotates clockwise by 90 degrees to recover at the moment, so that the whole material pouring work is completed.

Optionally, the receiving mechanism of the injection molding machine further comprises a first linear module, a driving base is arranged on the first linear module, and the driving base is connected with a sliding guide rail on the first linear module in a sliding manner.

By adopting the technical scheme, the first linear module is arranged on the support and is installed on the support, the driving base is arranged on the first linear module and is positioned on the first linear module and is in sliding connection with the sliding guide rail of the first linear module, and the driving base performs linear reciprocating motion on the sliding guide rail, so that the material receiving mechanism performs linear reciprocating motion in the x-axis direction.

Optionally, the receiving mechanism of the injection molding machine further comprises a second linear module, the second linear module is perpendicular to the first linear module, one end of the second linear module is fixedly connected with the driving base, and one end, far away from the first linear module, of the second linear module is the head of the second linear module.

Through adopting above-mentioned technical scheme, injection molding machine receiving agencies still includes the second straight line module, and the second straight line module is perpendicular with first straight line module, the one end of second straight line module and the base fixed connection of first straight line module. When the first linear module performs linear reciprocating motion in the x-axis direction, the first linear module drives the second linear module to synchronously perform linear reciprocating motion in the x-axis direction.

Optionally, a moving base is arranged on the second linear module, the moving base is connected with a sliding guide rail on the second linear module in a sliding manner, and the moving base is fixedly connected with the head through a drag chain.

Through adopting above-mentioned technical scheme, the second straight line module is including removing the base, removes the sliding guide sliding connection of base and second straight line module, removes and is provided with the tow chain between base and the head, the one end and the removal base fixed connection of tow chain, the other end and the head fixed connection of tow chain, and the effect of tow chain plays protection and towed effect to built-in cable when reciprocating motion goes on.

In summary, the present application has the following beneficial effects:

1. the receiving mechanism comprises a receiving box and a mechanical arm, the mechanical arm has flexibility and can be freely extended and contracted, and the mechanical arm is used for driving the receiving box to reciprocate and rotate in the vertical direction so as to pour out the injection molding workpiece. During injection molding, the receiving box enters an injection molding machine, and the receiving box collects injection molding workpieces into the box body; after the collection is finished, the collecting box is conveyed to the upper space of the conveying belt through the sequential movement of the first linear module and the second linear module, the telescopic arm extends and rotates the collecting box, and the injection molding workpiece in the box body falls on the conveying belt. The injection molding workpiece is always in the box body during conveying, the injection molding workpiece is not easy to fall off, and the conveying efficiency of the injection molding workpiece is improved.

2. The mechanical arm comprises an air cylinder system, and the air cylinder system provides driving force for the mechanical arm to rotate the material collecting box.

3. The cylinder system comprises an inner cylinder and an outer cylinder, wherein the inner cylinder and the outer cylinder are both provided with pistons and piston cylinders, and the inner cylinder is sleeved in the outer cylinder and is in sliding connection with the outer cylinder. The extension and the shortening of the mechanical arm are realized by the piston motion of the outer cylinder and the inner cylinder.

4. Two sections of straight rods are arranged in the inner cylinder, the two sections of straight rods are an upper straight rod and a lower straight rod respectively, one end of the upper straight rod is rotatably connected with the second piston through a rotating shaft, the other end of the upper straight rod is rotatably connected with the lower straight rod through a rotating shaft, and one end, far away from the upper straight rod, of the lower straight rod is fixedly connected with the middle of the bottom plate of the material collecting box. When the piston of the inner cylinder moves upwards, the second piston pushes the upper straight rod, the upper straight rod rotates the lower straight rod through the rotating shaft, and then the lower straight rod pushes the material receiving box to rotate; after the material discharging operation is finished, when the piston of the inner cylinder moves downwards, the second piston pulls the upper straight rod upwards, the upper straight rod pulls the lower straight rod upwards, and the material collecting box is pulled back to the state before the material discharging by the lower straight rod.

5. Be provided with the tow chain between mobile base and the head, the one end and the mobile base fixed connection of tow chain, the other end and the head fixed connection of tow chain, the effect of tow chain is when reciprocating motion goes on plays protection and towed effect to built-in cable.

Drawings

Fig. 1 is a schematic structural diagram of a receiving mechanism of an injection molding machine according to an embodiment of the present application.

Fig. 2 is a sectional view of a receiving device in a receiving mechanism of an injection molding machine in an emptying state according to an embodiment of the application.

Fig. 3 is a schematic view of the structure of a special workpiece in the embodiment of the present application.

Description of reference numerals:

1. a material receiving box; 11. a side dam; 12. a base plate; 13. a back plate; 2. a mechanical arm; 21. a housing; 22. a first cylinder; 23. a protective sleeve; 24. a second cylinder; 25. a straight rod is arranged; 26. a lower straight rod; 3. a support; 4. a first linear module; 41. a drive base; 5. a second linear module; 51. a head portion; 52. a movable base; 53. and (4) dragging the chain.

Detailed Description

The present application is described in further detail below with reference to fig. 1 to 3.

The embodiment of the application discloses a receiving mechanism of an injection molding machine, and the embodiment of the application takes a special injection molding workpiece shown in fig. 3 as an example for description. Referring to fig. 1, the receiving mechanism of the injection molding machine comprises a receiving box 1, a mechanical arm 2 and a support 3, one end of the support 3 is connected with the ground, the support 3 is arranged towards the injection molding machine, and the support 3 is used for fixing the receiving mechanism of the injection molding machine so that the receiving mechanism is placed on the injection molding machine during injection molding; the support 3 is provided with a first linear module 4, and the first linear module 4 can enable the material receiving mechanism to do linear reciprocating motion in the x-axis direction. Arm 2 is installed on support 3, and arm 2 and support 3 sliding connection. The mechanical arm 2 has flexibility, the mechanical arm 2 can reciprocate up and down, and the mechanical arm 2 can drive the material collecting box 1 to rotate so as to change the state of the material collecting box 1.

Referring to fig. 1, the material receiving box 1 is in a regular box shape, the material receiving box 1 comprises a bottom plate 12, two side baffles 11 and a back plate 13, the bottom plate 12, the side baffles 11 and the back plate 13 are sequentially connected, the side baffles 11 are arranged on the left side and the right side of the bottom plate 12, and the side baffles 11 are perpendicular to the bottom plate 12; the rear plate 13 is positioned at one end of the material receiving box 1 close to the ground, one end of the rear plate 13 is connected with one end of the bottom plate 12 and forms an angle of 45 degrees, and a space for placing an injection molding workpiece is formed among the two side baffles 11, the bottom plate 12 and the rear plate 13; the material receiving box 1 is used for collecting and placing injection molding workpieces during injection molding, when the injection molding workpieces are produced, the mechanical arm 2 extends to send the material receiving box 1 into the injection molding machine, and the injection molding workpieces produced in the machine body fall into the box body; when the material receiving operation is completed, the mechanical arm 2 contracts to take the material receiving box 1 out of the injection molding machine, when the material receiving box 1 reaches the upper part of the conveying belt, the mechanical arm 2 rotates the material receiving box 1, and the injection molding workpieces in the box body are poured out to the conveying belt.

Referring to fig. 2, the mechanical arm 2 includes a housing 21, a driving member and a second cylinder 24, the housing 21 is hollow, the driving member is fixed in the housing 21, one end of the housing 21 is open, one open end of the housing 21 is slidably connected with a protective sleeve 23, the second cylinder 24 is fixed in the protective sleeve 23, and a piston rod of the driving member is fixedly connected with the protective sleeve 23. The driving piece reciprocates up and down, one end of the driving piece is fixedly connected with the second cylinder 24, the second cylinder 24 is sleeved in the driving piece, and the second cylinder 24 reciprocates up and down along with the movement of the driving piece, so that the extension and the shortening of the mechanical arm 2 are realized; while the cylinder system provides the driving force for the mechanical arm 2 to rotate the material collecting box 1.

Referring to fig. 2, in the embodiment of the present application, the driving member includes a first cylinder 22, and a piston rod of the first cylinder 22 is fixedly connected to a protective sleeve 23. The cylinder of the first cylinder 22 can drive the piston rod of the first cylinder 22 to reciprocate up and down, and since one end of the piston rod of the first cylinder 22 is fixedly connected with the second cylinder 24 and the second cylinder 24 is sleeved in the first cylinder 22, the second cylinder 24 reciprocates up and down along with the movement of the piston rod of the first cylinder 22.

In other embodiments of the present application, the driving member may be a gear and a rack, and the gear drives the rack to slide so as to drive the second cylinder 24 to reciprocate up and down.

Referring to fig. 2, two sections of straight rods hinged to each other are arranged in the protective sleeve 23, the straight rod close to the piston rod of the second cylinder 24 is an upper straight rod 25, the straight rod far away from the piston rod of the second cylinder 24 is a lower straight rod 26, one end of the upper straight rod 25 is hinged to the piston rod of the second cylinder 24, the lower straight rod 26 is hinged to the protective sleeve 23, one end of the lower straight rod 26 far away from the upper straight rod 25 is fixedly connected with the material receiving box 1, and the protective sleeve 23 is abutted to the bottom plate 12 of the material receiving box 1. When the material receiving device reaches the upper part of the conveyor belt, the material receiving device carries out material discharging operation, injection molding workpieces are poured on the conveyor belt, the piston of the first air cylinder 22 moves to push the second air cylinder 24 to move downwards, the piston rod of the second air cylinder 24 stretches, the piston rod of the second air cylinder 24 drives the upper straight rod 25 and the lower straight rod 26 to move, the angle formed by the upper straight rod 25 and the lower straight rod 26 becomes larger along with the movement, the lower straight rod 26 pushes the bottom plate 12 of the material receiving box 1, at the moment, the material receiving box 1 rotates anticlockwise by 90 degrees, and the injection molding workpieces in the box body are poured on the conveyor belt; after the material pouring operation is completed, the piston rod of the second cylinder 24 moves downwards and drives the upper straight rod 25 and the lower straight rod 26 to move, the angle formed by the upper straight rod 25 and the lower straight rod 26 is reduced along with the movement, and at the moment, the material receiving box 1 rotates clockwise by 90 degrees to recover. The above is the pouring process of the material receiving device.

Referring to fig. 1, the receiving mechanism of the injection molding machine further includes a first linear module 4, the first linear module 4 is fixed on the support 3, a driving base 41 is arranged on the first linear module 4, the driving base 41 is connected with a sliding guide rail of the first linear module 4 in a sliding manner, the driving base 41 is matched with a screw rod through a motor, so that the movement on the sliding guide rail is realized, and the screw rod is not marked yet in the drawing. The screw rod rotates to drive the driving base 41 to reciprocate, and further drives the material receiving mechanism to do linear reciprocating motion in the x-axis direction.

Referring to fig. 1, the receiving mechanism of the injection molding machine further includes a second linear module 5, the second linear module 5 is perpendicular to the first linear module 4, one end of the second linear module 5 is fixedly connected to the base of the first linear module 4, and one end of the second linear module 5 away from the first linear module 4 is a head 51 of the second linear module 5. The second linear module 5 can make the material receiving mechanism perform linear reciprocating motion in the y-axis direction.

Referring to fig. 1, the second linear module 5 is provided with a movable base 52, the movable base 52 is slidably connected to the sliding rail of the second linear module 5, the movable base 52 is fixedly connected to the head 51 of the second linear module 5 through a drag chain 53, and the movable base 52 linearly reciprocates between the head 51 and the driving base 41.

The application provides an injection molding machine receiving agencies's principle as follows:

when the industrial injection molding work is carried out, the base on the first linear module 4 carries out linear motion in the x-axis direction, and then the second linear module 5 is driven to move in the x-axis direction; when the second linear module 5 reaches the upper part of the injection molding machine, the movable base 52 moves towards the direction close to the first linear module 4 on the second linear module 5, and the movable base 52 reaches the upper part of the opening of the machine tool of the injection molding machine; the mechanical arm 2 in the material receiving device extends, the material receiving box 1 is sent into a machine tool of the injection molding machine, the movable base 52 moves towards the direction close to the workpiece outlet of the injection molding workpiece, and the material receiving box 1 collects the workpiece falling from the workpiece outlet of the injection molding workpiece in the box body before the material receiving box 1 reaches the workpiece outlet of the injection molding workpiece. After the material receiving is finished, the mechanical arm 2 contracts to take the material receiving box 1 out of the machine tool, and the drag chain 53 on the second linear module 5 moves to drive the movable base 52 to move in the direction far away from the first linear module 4; after the second linear module 5 finishes moving, the base of the first linear module 4 moves towards one end close to the conveyor belt, and then the material receiving device is driven to move towards the conveyor belt. When material collecting device reachd the conveyer belt top, the arm 2 extension is through the piston motion of cylinder with receiving magazine 1 anticlockwise rotation 90, and the work piece of moulding plastics in the box body falls on the conveyer belt, the aforesaid is the flow of whole injection molding machine receiving and dispatching material.

When the injection molding workpieces are collected, the receiving mechanism can collect the injection molding workpieces in the injection molding machine in a special shape into the box body, and the injection molding workpieces are not easy to fall off and scatter in the process from the machine body to the conveying belt of the receiving mechanism; after the injection molding workpiece reaches the conveying belt, the receiving mechanism can accurately place the injection molding workpiece on the conveying belt. Receiving agencies has reduced and has transported falling and scattering of the work piece of moulding plastics to the conveyer belt in-process, has improved the accuracy that the work piece of moulding plastics was placed on the conveyer belt, has finally realized improving the effect of the work piece collection efficiency of moulding plastics and transport efficiency when moulding plastics.

It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules, so as to perform all or part of the functions described above.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an injection molding machine receiving agencies which characterized in that: the automatic feeding device comprises a material collecting box (1), a mechanical arm (2) and a support (3), wherein one end of the support (3) is connected with the ground, the support (3) is arranged towards an injection molding machine, the mechanical arm (2) is installed on the support (3), and the mechanical arm (2) is connected with the support (3) in a sliding mode; the material collecting box (1) is mounted on the mechanical arm (2), and the mechanical arm (2) rotates the material collecting box (1);

the receiving mechanism of the injection molding machine further comprises a first linear module (4), the first linear module (4) is installed on the support (3), a driving base (41) is arranged on the first linear module (4), and the driving base (41) is connected with a sliding guide rail on the first linear module (4) in a sliding mode;

the receiving mechanism of the injection molding machine further comprises a second straight line module (5), the second straight line module (5) is perpendicular to the first straight line module (4), one end of the second straight line module (5) is fixedly connected with the driving base (41), and one end, far away from the first straight line module (4), of the second straight line module (5) is the head (51) of the second straight line module (5).

2. The receiving mechanism of the injection molding machine of claim 1, wherein: the material collecting box (1) comprises a bottom plate (12), two side baffles (11) and a rear plate (13), wherein the bottom plate (12), the side baffles (11) and the rear plate (13) are sequentially connected, the side baffles (11) are arranged on the left side and the right side of the bottom plate (12), and a space for placing injection molding workpieces is formed between the side baffles (11), the bottom plate (12) and the rear plate (13).

3. The receiving mechanism of the injection molding machine of claim 2, wherein: arm (2) include shell (21), driving piece and second cylinder (24), shell (21) cavity sets up, the driving piece is fixed in shell (21), the one end opening of shell (21), open-ended one end sliding connection has protective sheath (23), second cylinder (24) are fixed in protective sheath (23), the driving piece with protective sheath (23) fixed connection.

4. The receiving mechanism of the injection molding machine of claim 3, wherein: the driving piece comprises a first air cylinder (22), and a piston rod of the first air cylinder (22) is fixedly connected with a second air cylinder (24).

5. The receiving mechanism of the injection molding machine of claim 4, wherein: be provided with two sections articulated straight-bars each other in protective sheath (23), be close the straight-bar of the piston rod of second cylinder (24) is last straight-bar (25), keeps away from the straight-bar of the piston rod of second cylinder (24) is straight-bar (26) down, the one end of going up straight-bar (25) with the piston rod of second cylinder (24) is articulated, down straight-bar (26) with protective sheath (23) are articulated, straight-bar (26) keep away from down the one end of going up straight-bar (25) with receipts magazine (1) fixed connection, protective sheath (23) with bottom plate (12) butt.

6. The receiving mechanism of the injection molding machine of claim 1, wherein: the second linear module (5) is provided with a movable base (52), the movable base (52) is connected with a sliding guide rail on the second linear module (5) in a sliding mode, and the movable base (52) is fixedly connected with the head (51) through a drag chain (53).