CN219543765U - Injection molding machine with water gap material crushing and feeding stability - Google Patents

Abstract

The utility model relates to the technical field of injection molding machines, and discloses an injection molding machine with a self-contained sprue and a strong feeding stability of powder and powder, including a shell and an injection molding machine body: the two sides of the shell are respectively provided with crushing chambers and collecting chambers. cavity, the bottom of the inner wall of one side of the crushing cavity is provided with a first material guide groove, and the upper part of the crushing cavity is connected with two sets of electric crushing rollers. The utility model controls the work of two groups of electric crushing rollers, can crush the raw materials, and can screen the crushed raw materials through the sieve plate, and the raw materials with qualified sizes are introduced into the injection molding machine body through the feeding port connected with the discharge pipe. For melting processing, the raw materials with unqualified size are introduced into the collection chamber through the first material guide trough, and then introduced into the pumping cylinder through the second material guide trough, and the unqualified raw materials can be re-introduced into the feed trough, and after crushing The electric crushing roller in the cavity performs secondary crushing to avoid the excessive size of raw materials and blockage of the discharge pipe.

Description

An injection molding machine with a self-contained nozzle and strong powder feeding stability

technical field

The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine with a self-contained sprue and strong feeding stability of powdered material.

Background technique

Injection molding is a method of producing shapes for industrial products. Injection molding machine is the main molding equipment for making thermoplastics or thermosetting materials into various shapes of plastic products with plastic molding molds. In the process of injection molding production, a large amount of nozzle materials are often produced. The gate material mainly refers to the molding of the gate and the runner outside the product. Due to the consistent physical properties, the mixed material after breaking and mixing the unqualified product and the gate material is generally called the gate material. If these nozzle materials are not recycled, it will cause great waste, which is neither economical nor environmentally friendly.

The inventor found that at least the following problems in the prior art have not been solved. The existing injection molding machine crushes the nozzle material by installing a pulverizer, and then directly imports it into the injection molding machine for use. In the process of crushing the nozzle material, the nozzle cannot be guaranteed. The crushing size of the material, if the size is too large, it is easy to block the feeding port of the injection molding machine, thus affecting the normal feeding of the injection molding machine.

Therefore, we propose an injection molding machine with a self-contained nozzle, powder, and strong feeding stability, which can solve the above problems.

Utility model content

The purpose of the utility model is to provide an injection molding machine with a self-contained sprue material powder feeding stability, which solves the problems raised in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an injection molding machine with a self-contained sprue and strong feeding stability, including a shell and an injection molding machine body: two sides of the shell are respectively provided with crushing chambers and a collection chamber, the bottom of the inner wall of one side of the crushing chamber is provided with a first material guide groove, the upper part of the crushing chamber is connected with two sets of electric crushing rollers, and the inside of the crushing chamber is fixedly connected with a sieve plate, One end of the sieve plate runs through the first material guide groove; one side of the housing is vertically fixed with a pumping cylinder, and the bottom end of the inner wall on one side of the collection chamber is penetrated with a second material guide groove. The upper surface of the pumping cylinder is fixedly connected with a driving motor by bolts, the motor shaft of the driving motor runs through the top inner wall of the pumping cylinder and is fixedly connected with the rotating rod, and the bottom end of the rotating rod is connected to the bottom of the pumping cylinder through a bearing. The inner wall of the end is rotatably connected, the outer side of the rotating rod is fixedly installed with a screw conveying blade, the upper end of the inner wall of one side of the pumping cylinder is installed with a feeding pipe; the middle of the inner wall of the top of the crushing chamber is installed with a feeding trough, A discharge pipe is installed through the middle of the inner wall of the bottom end of the crushing cavity, and the bottom end of the discharge pipe communicates with the feed port of the injection molding machine body, and a valve is arranged inside the discharge pipe.

As an alternative to the technical solution of the present application, the discharge end of the feed pipe is placed above the feed trough, and the feed pipe is at an angle of 30 degrees to the horizontal direction. Through the inclined feed pipe, it can Introduce the unqualified raw materials in the pumping cylinder into the feeding trough.

As an alternative to the technical solution of the present application, the steering of the two sets of electric crushing rollers is opposite, the sieve plate is at an angle of 45 degrees to the horizontal direction, the sieve plate is placed on the bottom side of the electric crushing roller, and the sieve plate Raw materials with unqualified surface dimensions fall into the collection chamber under the action of gravity.

As an optional solution of the technical solution of the present application, the crushing chamber communicates with the collection chamber through the first material guide groove, and the collection chamber communicates with the pumping cylinder through the second material guide groove.

As an alternative to the technical solution of the present application, the other side of the housing is fixedly connected with a control panel by screws, the input end of the control panel is electrically connected to the external power supply through wires, and the output end of the control panel It is electrically connected with the input end of the electric crushing roller and the drive motor through wires.

Compared with the prior art, the beneficial effects of the utility model are as follows. Controlling the operation of two sets of electric crushing rollers can crush the raw materials, and the crushed raw materials can be screened through the sieve plate, and the raw materials with qualified sizes are discharged The feed port connected by the tube is introduced into the injection molding machine body for melting and processing. The raw materials with unqualified size are introduced into the collection chamber through the first material guide groove, and then into the pumping cylinder through the second material guide groove. Through the drive motor, The combination of the rotating rod, the screw conveying blade and the feeding pipe can reintroduce the unqualified raw materials into the feeding trough, and carry out secondary crushing through the electric crushing roller in the crushing chamber, so as to avoid the excessive size of the raw materials and blockage of the discharge Tube.

Description of drawings

Other characteristics, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the front view of a kind of injection molding machine with a self-contained nozzle powder feeding stability of the utility model;

Fig. 2 is a schematic diagram of a pumping cylinder of an injection molding machine with a self-contained sprue material powder feeding stability of the utility model.

In the figure: shell 1, crushing chamber 11, collecting chamber 12, first material guide trough 13, electric crushing roller 14, sieve plate 15, pumping cylinder 2, second material guide trough 21, driving motor 22, rotating rod 23 , Screw conveying blade 24, feed pipe 25, control panel 26, feed tank 3, discharge pipe 31, injection molding machine body 32, feed port 33, valve 34.

Detailed ways

Please refer to Fig. 1-Fig. 2, the utility model provides a technical solution: an injection molding machine with a self-contained sprue material powder feeding stability, including a shell 1 and an injection molding machine body 32: both sides inside the shell 1 A crushing chamber 11 and a collection chamber 12 are provided respectively, and a first material guide groove 13 is provided through the bottom of the inner wall of one side of the crushing chamber 11, and the crushing chamber 11 communicates with the collection chamber 12 through the first material guide groove 13. Two groups of electric crushing rollers 14 are connected in rotation at the top, and the steering of the two groups of electric crushing rollers 14 is opposite. The interior of the crushing chamber 11 is fixedly connected with a sieve plate 15, and one end of the sieve plate 15 runs through the first material guide groove 13. The sieve plate 15 and the The horizontal direction is at an angle of 45 degrees.

In this technical solution, two sets of electric crushing rollers 14 are controlled to work, and the raw materials can be crushed, and the crushed raw materials can be screened through the sieve plate 15, and the raw materials with unqualified sizes are introduced through the first material guide groove 13 into the collection chamber 12.

In this embodiment, one side of the housing 1 is vertically fixed with a pumping cylinder 2, and the bottom end of the inner wall on one side of the collection chamber 12 is penetrated with a second material guide groove 21, and the collection chamber 12 passes through the second material guide groove 21. It communicates with the pumping tube 2, and the upper surface of the pumping tube 2 is fixedly connected with a drive motor 22 by bolts. The end is rotationally connected with the inner wall of the bottom end of the pumping cylinder 2 through bearings, the outer side of the rotating rod 23 is fixedly equipped with a screw conveying blade 24, and the upper end of the inner wall of one side of the pumping cylinder 2 is installed with a feeding pipe 25, and the other side of the housing 1 One side is fixedly connected with a control panel 26 by screws.

In this technical scheme, the unqualified raw materials in the collection chamber 12 are introduced to the bottom of the pumping cylinder 2 through the second guide groove 21, and the driving motor 22 is controlled to work, and the screw conveying blade 23 can be driven to rotate by the rotating rod 23 , the unqualified raw materials can be transported to the upper end of the pumping cylinder 2, re-introduced into the feed tank 3 through the inclined feeding pipe 25, and secondary crushed by the electric crushing roller 14 in the housing 1 to avoid raw materials The size is too large to block the discharge pipe 31.

In this embodiment, the middle part of the inner wall of the top end of the crushing chamber 11 is installed with a feeding trough 3, and the discharge end of the feeding pipe 25 is placed above the feeding trough 3, and the feeding pipe 25 forms an angle of 30 degrees with the horizontal direction. A discharge pipe 31 is installed through the middle of the inner wall of the bottom end of the crushing chamber 11. The bottom end of the discharge pipe 31 communicates with the feed port 33 of the injection molding machine body 32, and a valve 34 is arranged inside the discharge pipe 31.

In this technical solution, the raw materials are poured into the crushing chamber 11 through the feeding trough 3, the valve 31 is opened, and the raw materials with qualified size inside the crushing chamber 11 are introduced into the injection molding machine body through the feeding port 33 communicated with the discharge pipe 31 32 for melting processing.

When using an injection molding machine with a self-contained nozzle, powder, and strong feeding stability, the raw materials are poured into the crushing chamber 11 through the feeding trough 3, and the two sets of electric crushing rollers 14 are controlled to work, so that the raw materials can be crushed. The crushed raw materials can be screened through the sieve plate 15, and the raw materials with qualified size are introduced into the injection molding machine body 32 through the feed port 33 connected with the discharge pipe 31 for melting and processing, and the raw materials with unqualified size are passed through the first guide The trough 13 is introduced into the collection chamber 12, and the unqualified raw materials in the collection chamber 12 are introduced to the bottom of the pumping cylinder 2 through the second guide chute 21, and the driving motor 22 is controlled to work, and the screw conveying can be driven by the rotating rod 23 The blade 23 rotates to transport unqualified raw materials to the upper end of the pumping cylinder 2, and re-introduces them into the feed tank 3 through the inclined feeding pipe 25, and performs secondary crushing through the electric crushing roller 14 in the housing 1. , to avoid the size of the raw material being too large to block the discharge pipe 31.

Claims (5)

1. An injection molding machine with a self-contained nozzle, powder, and strong feeding stability, is characterized in that it includes a housing (1) and an injection molding machine body (32): the two sides of the housing (1) are respectively provided with A crushing chamber (11) and a collection chamber (12), a first material guide groove (13) runs through the bottom of the inner wall of one side of the crushing chamber (11), and two rotatably connected upper sides of the crushing chamber (11) A group of electric crushing rollers (14), the inside of the crushing chamber (11) is fixedly connected with a sieve plate (15), and one end of the sieve plate (15) runs through the first material guide groove (13); One side of the housing (1) is vertically fixed with a pumping cylinder (2), and the bottom end of the inner wall of one side of the collection cavity (12) is provided with a second guide groove (21). The upper surface of the material barrel (2) is fixedly connected with a drive motor (22) by bolts, and the motor shaft of the drive motor (22) runs through the top inner wall of the material barrel (2) and is fixedly connected with the rotating rod (23). The bottom end of the rotating rod (23) is rotatably connected with the bottom inner wall of the pumping tube (2) through a bearing, and the outer side of the rotating rod (23) is fixedly equipped with a screw conveying blade (24), and the pumping tube ( 2) A feed pipe (25) is installed through the upper end of the inner wall on one side; A feeding trough (3) is installed through the middle of the top inner wall of the crushing chamber (11), and a discharge pipe (31) is installed through the middle of the bottom inner wall of the crushing chamber (11). The discharge pipe (31 ) is communicated with the feed port (33) of the injection molding machine body (32), and the inside of the discharge pipe (31) is provided with a valve (34). 2. The injection molding machine according to claim 1, characterized in that: the discharge end of the feed pipe (25) is placed in the feed tank (3) Above, the feed pipe (25) forms an included angle of 30 degrees with the horizontal direction. 3. A kind of injection molding machine with a self-contained spout according to claim 1, characterized in that: the steering of the two sets of electric crushing rollers (14) is opposite, and the sieve plate (15) Forming an included angle of 45 degrees with the horizontal direction, the sieve plate (15) is placed on the bottom side of the electric crushing roller (14). 4. A kind of injection molding machine with a self-contained nozzle according to claim 1, characterized in that: the crushing chamber (11) is connected to the collecting chamber (12) through the first material guide groove (13) ), and the collection chamber (12) communicates with the pumping cylinder (2) through the second guide groove (21). 5. An injection molding machine with a self-contained sprue material powder feeding stability according to claim 1, characterized in that: the other side of the housing (1) is fixedly connected with a control panel (26) by screws , the input end of the control panel (26) is electrically connected to the external power supply through a wire, and the output end of the control panel (26) is electrically connected to the input end of the electric crushing roller (14) and the drive motor (22) through a wire to form an electrical connection. connect.