CN114734605A - High-efficient injection moulding device is used in production of car bumper - Google Patents

Abstract

The invention relates to the technical field of automobile bumper production, in particular to a high-efficiency injection molding device for automobile bumper production, which comprises a workbench, an injection molding machine, a heating temperature control assembly, a first driving piece and a second driving piece, wherein the second driving piece works to drive materials in the injection molding machine to move towards the heating temperature control assembly, the heating temperature control assembly heats the injection molding machine to melt the materials into liquid, the materials are adjusted according to the temperature in the injection molding machine, the influence on the injection molding quality caused by overhigh or overlow temperature is avoided, the liquid materials in the injection molding machine are pushed to enter a molding machine through the work of the first driving piece, so that an automobile bumper product is rapidly molded, and the problems that the injection molding temperature cannot be controlled, the precision and the surface smoothness of the product are poor, the number of defective products is large, and the working efficiency is greatly reduced are solved.

Description

A high-efficiency injection molding device for automobile bumper production

technical field

The invention relates to the technical field of automobile bumper production, in particular to a high-efficiency injection molding device for automobile bumper production.

Background technique

Injection molding is to inject the melted plastic into the mold cavity under high pressure from the injection molding machine, and after cooling and solidifying, the molded product is obtained. During the injection molding process, the temperature has a great influence on the mold.

Most of the molds used in the injection molding equipment of automobile bumpers on the market cannot complete precise injection molding by controlling the temperature. The molds cannot be quickly fixed and formed. They often expand or shrink due to overheating or undercooling, which seriously affects the mold. Due to the precision and surface finish of injection molded products, there are many defective products, resulting in waste of cost. Therefore, we provide a high-efficiency injection molding device for automobile bumper production to solve this problem.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to propose a high-efficiency injection molding device for automobile bumper production, so as to solve the problem that the injection temperature cannot be controlled, resulting in poor product precision and surface finish, and more defective products.

Based on the above purpose, the present invention provides a high-efficiency injection molding device for automobile bumper production, comprising:

A workbench, one end of which is provided with a forming machine;

an injection molding machine, arranged on the top of the workbench, and one end of the injection molding machine is communicated with the molding machine;

A heating and temperature control component is sleeved on the injection molding machine, and the heating and temperature control component is used to control the temperature inside the injection molding machine to melt the material into a liquid state;

a first driving part, arranged at one end of the injection molding machine away from the molding machine, and the first driving part is used to push the liquid material inside the injection molding machine into the molding machine;

A second driving member is arranged between the first driving member and the injection molding machine, the second driving member and the first driving member are in driving connection, and the second driving member is used to drive all the The material inside the injection molding machine moves to the heating and temperature control component.

Preferably, the injection molding machine includes:

The injection molding tube is erected on the workbench;

The injection cone head is arranged at one end of the injection pipe, and the injection cone head is communicated with the feeding port of the molding machine;

The feeding hopper is arranged at a position near the middle of the injection molding pipe, and the feeding hopper is communicated with the injection molding pipe;

The helical blade rod is arranged inside the injection tube.

Preferably, a connecting rod is provided at one end of the helical blade rod away from the injection cone head, one end of the connecting rod is fixedly connected with the helical blade rod, and the other end of the connecting rod passes through the injection tube are respectively connected with the first driving member and the second driving member.

Preferably, the heating and temperature control assembly includes:

A heating cylinder is sleeved on the injection tube, and both ends of the heating cylinder are fixedly connected to the workbench;

an outer cylinder sleeved on the heating cylinder, and an annular rack is sleeved at one end of the outer cylinder;

a first motor is erected on the side of the outer cylinder, a first gear is sleeved on the output shaft of the first motor, and the first gear meshes with the ring rack;

three first rectangular through holes uniformly arranged on the heating cylinder;

three second rectangular through holes uniformly arranged on the outer cylinder;

Several heating pipes are evenly distributed and arranged inside the heating cylinder along the outer circumference of the injection-molded pipe.

Preferably, a water storage tank is provided inside the heating cylinder, the water storage tank is sleeved on all the heating pipes, and one end of the water storage tank is fixedly connected with one end of the heating cylinder, and the heating One end of the cylinder is provided with a temperature detector, and one end of the temperature detector is arranged inside the water storage tank through the heating cylinder.

Preferably, the first driving member includes:

a cylinder, arranged on the top of the workbench;

The connecting head is sleeved on the output shaft of the cylinder, and the connecting head is hinged with the connecting rod.

Preferably, the second driving member includes:

an installation frame, one end of which is sleeved on the output shaft of the cylinder, and the other end of the installation frame is hinged on the connecting rod;

A second gear is arranged inside the mounting frame, and the second gear is sleeved on the connecting rod;

a third gear, arranged inside the mounting frame, and the third gear meshes with the second gear;

The second motor is arranged on one side of the installation frame, and the output shaft of the second motor passes through the installation frame and is rotatably connected to the third gear.

Preferably, the bottom of the mounting frame is provided with a limiting groove, and the interior of the limiting groove is provided with a sliding rail, and the sliding rail is fixedly connected with the worktable.

The beneficial effects of the present invention are as follows: the material in the injection molding machine is driven to move into the heating and temperature control component by the operation of the second driving member, the material is melted into a liquid state by heating the injection molding machine through the heating temperature control component, and is adjusted according to the temperature inside the injection molding machine , to avoid the temperature being too high or too low to affect the quality of injection molding, through the work of the first driving part to push the liquid material in the injection molding machine into the molding machine, so that the automobile bumper product can be rapidly formed, and the injection temperature cannot be controlled, resulting in the product The precision and surface finish are poor, and there are more defective products.

Description of drawings

In order to illustrate the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings required in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only the For the invention, for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic three-dimensional structure diagram of an injection molding machine according to an embodiment of the present invention;

FIG. 3 is a schematic three-dimensional structure diagram of a spiral blade rod according to an embodiment of the present invention;

4 is a schematic three-dimensional structural diagram of a first driving member and a second driving member according to an embodiment of the present invention;

5 is a schematic three-dimensional structural diagram of a heating temperature control assembly according to an embodiment of the invention;

FIG. 6 is a schematic cross-sectional plan structure diagram of a heating temperature control assembly according to an embodiment of the present invention.

The figure is marked as:

1. Workbench; 2. Molding machine; 3. Injection molding machine; 4. Heating and temperature control components; 5. First driving part; 6. Second driving part; 7. Injection tube; 8. Injection cone; 9. Casting Hopper; 10. Spiral blade rod; 11. Connecting rod; 12. Heating cylinder; 13. Outer cylinder; 14. Ring gear rack; 15. First motor; 16. First gear; 17. First rectangular through hole; , the second rectangular through hole; 19, the heating pipe; 20, the water storage tank; 21, the thermometer; 22, the cylinder; 23, the connector; 24, the installation frame; 25, the second gear; 26, the third gear; 27. Second motor; 28. Limit slot; 29. Slide rail.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to specific embodiments.

It should be noted that, unless otherwise defined, the technical or scientific terms used in the present invention shall be the usual meanings understood by those with ordinary skill in the art to which the present invention belongs. The terms "first," "second," and similar terms used herein do not denote any order, quantity, or importance, but are merely used to distinguish different components. "Comprises" or "comprising" and similar words mean that the elements or things appearing before the word encompass the elements or things recited after the word and their equivalents, but do not exclude other elements or things. Words like "connected" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "Down", "Left", "Right", etc. are only used to represent the relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

Please refer to Figure 1 to Figure 6, an efficient injection molding device for automobile bumper production, including:

A workbench 1, one end of which is provided with a forming machine 2;

The injection molding machine 3 is arranged on the top of the workbench 1, and one end of the injection molding machine 3 is communicated with the molding machine 2;

A heating temperature control assembly 4 is sleeved on the injection molding machine 3, and the heating temperature control assembly 4 is used to control the temperature inside the injection molding machine 3 to melt the material into a liquid state;

The first driving member 5 is disposed at the end of the injection molding machine 3 away from the molding machine 2, and the first driving member 5 is used to push the liquid material inside the injection molding machine 3 into the molding machine 2;

The second driving member 6 is disposed between the first driving member 5 and the injection molding machine 3 , and the second driving member 6 and the first driving member 5 are in driving connection, and the second driving member The component 6 is used to drive the material inside the injection molding machine 3 to move to the heating and temperature control component 4 .

The material in the injection molding machine 3 is driven to move into the heating and temperature control component 4 by the operation of the second driving member 6 , and the injection molding machine 3 is heated by the heating temperature control component 4 to melt the material into a liquid state, and is adjusted according to the temperature inside the injection molding machine 3 , to prevent the temperature from being too high or too low to affect the quality of injection molding, and the liquid material in the injection molding machine 3 is pushed into the molding machine 2 through the work of the first driving part 5, so that the automobile bumper product can be rapidly formed, and the injection temperature cannot be controlled. , resulting in poor product precision and surface finish, and more defective products, realizing the control of injection temperature and improving product quality and work efficiency.

As an optional embodiment, the injection molding machine 3 includes:

The injection tube 7 is erected on the workbench 1;

The injection cone 8 is arranged at one end of the injection pipe 7, and the injection cone 8 communicates with the feeding port of the molding machine 2;

The feeding hopper 9 is arranged at a position near the middle of the injection molding pipe 7, and the feeding hopper 9 communicates with the injection molding pipe 7;

The helical blade rod 10 is arranged inside the injection tube 7 .

The material is put into the injection tube 7 through the feeding hopper 9, and the spiral blade rod 10 is driven to rotate by the second driving member 6, so that the material is rotated and moved to the heating and temperature control component 4 for heating and melting, and is pushed by the first driving member 5. The screw blade rod 10 moves, and the liquefied material is pushed by the screw blade rod 10 to move to the injection cone head 8 in the injection pipe 7, and the melted plastic is injected into the molding machine 2 through the injection cone head 8, so that the automobile bumper product is injection-molded. The work has solved the problem of how to inject automobile bumper products, and realized the problem of efficient injection molding of automobile bumpers.

As an optional embodiment, a connecting rod 11 is provided at one end of the helical blade rod 10 away from the injection cone head, and one end of the connecting rod 11 is fixedly connected with the helical blade rod 10 , and the connecting rod 11 The other end of the injection molding pipe 7 is respectively connected with the first driving member 5 and the second driving member 6 in a driving manner.

By arranging the connecting rod 11 on the helical blade rod 10, the connecting rod 11 is respectively connected with the first driving member 5 and the second driving member 6, so that the helical blade rod 10 can complete the movement and rotation work at the same time, thus solving the problem of solving the problem of the screw blade rod. The problem of how to follow the movement of the first driving member 5 and the rotation of the second driving member 6 at the same time realizes the problem that the helical blade rod 10 can drive the plastic to rotate and move at the same time.

As an optional embodiment, the heating and temperature control assembly 4 includes:

The heating cylinder 12 is sleeved on the injection tube 7, and both ends of the heating cylinder 12 are fixedly connected to the workbench 1;

The outer cylinder 13 is sleeved on the heating cylinder 12, and an annular rack 14 is sleeved at one end of the outer cylinder 13;

The first motor 15 is erected on the side of the outer cylinder 13, the output shaft of the first motor 15 is sleeved with a first gear 16, and the first gear 16 is engaged with the ring rack 14;

Three first rectangular through holes 17 are evenly arranged on the heating cylinder 12;

Three second rectangular through holes 18 are evenly arranged on the outer cylinder 13;

Several heating tubes 19 are evenly distributed and arranged inside the heating cylinder 12 along the outer circumference of the injection tube 7 .

By heating the heating tube 19, the temperature in the heating cylinder 12 is raised, and the heat is transferred to the injection tube 7, so that the injection tube 7 is heated to melt the material. When the temperature in the injection tube 7 is too high, the first motor 15 The first gear 16 is driven to rotate, the ring rack 14 is driven to rotate through the first gear 16, the outer cylinder 13 is driven to rotate through the ring rack 14, the second rectangular through hole 18 is driven to rotate through the outer cylinder 13, and the second rectangular through hole 18 is driven to rotate. It is communicated with the first rectangular through hole 17, so that the hot air inside the heating cylinder 12 is radiated to achieve the purpose of cooling, which solves the problem that the existing injection molding machine 3 cannot control the temperature, and realizes the problem that the injection molding machine 3 has a temperature control function. .

As an optional embodiment, a water storage tank 20 is provided inside the heating cylinder 12, the water storage tank 20 is sleeved on all the heating pipes 19, and one end of the water storage tank 20 is connected to the heating One end of the cylinder 12 is fixedly connected, one end of the heating cylinder 12 is provided with a temperature measuring device 21 , and one end of the temperature measuring device 21 is disposed inside the water storage tank 20 through the heating cylinder 12 .

For example, the water storage tank 20 is filled with water, which is heated by the heating pipe 19 to heat the water in the water storage tank 20 together, and the temperature of the water in the water storage tank 20 is monitored by the thermometer 21, so that the staff can timely Knowing the temperature state in the injection tube 7 and adjusting it solves the problem that the temperature in the injection tube 7 cannot be monitored, and realizes the problem of monitoring the temperature state in the injection tube 7 using the principle of heat conduction.

As an optional embodiment, the first driving member 5 includes:

The cylinder 22 is arranged on the top of the workbench 1;

The connecting head 23 is sleeved on the output shaft of the cylinder 22 , and the connecting head 23 is hinged with the connecting rod 11 .

For example, the first driving member 5 is one of an air cylinder 22 , an electric push rod, a screw slide, etc., which is set as an air cylinder 22 here. The air cylinder 22 pushes the connecting head 23 to move, and the connecting head 23 pushes the connecting rod 11 Move, so that the spiral blade rod 10 pushes the liquid material into the molding machine 2, solves the problem of how the liquid material is squeezed into the molding machine 2, and realizes the problem of rapid injection of the liquid material into the molding machine 2.

As an optional embodiment, the second driving member 6 includes:

An installation frame 24, one end of which is sleeved on the output shaft of the cylinder 22, and the other end of the installation frame 24 is hinged on the connecting rod 11;

The second gear 25 is arranged inside the mounting frame 24, and the second gear 25 is sleeved on the connecting rod 11;

The third gear 26 is arranged inside the mounting frame 24, and the third gear 26 meshes with the second gear 25;

The second motor 27 is disposed on one side of the installation frame 24 , and the output shaft of the second motor 27 is rotatably connected to the third gear 26 through the installation frame 24 .

The third gear 26 is driven to rotate by the second motor 27 , the second gear 25 is driven to rotate by the third gear 26 , and the connecting rod 11 is driven to rotate by the second gear 25 , so that the helical leaf rod 10 rotates in the injection tube 7 . The frame 24 is fixedly connected with the output shaft of the cylinder 22, so that the helical blade rod 10 drives the material to rotate while pulling the material to move into the heating pipe 19, so that the material quickly enters the heating pipe 19 for heating and melting, which solves the problem of the material passing through the rotation. The speed of entering the heating pipe 19 is relatively slow, which greatly affects the work efficiency. It is realized that the spiral blade rod 10 can rotate and push and pull at the same time to speed up the work of material melting and injection molding.

As an optional embodiment, the bottom of the mounting frame 24 is provided with a limiting groove 28 , and the interior of the limiting groove 28 is provided with a sliding rail 29 , and the sliding rail 29 is fixedly connected with the workbench 1 .

By arranging the limiting slot 28 at the bottom of the mounting frame 24 and installing the limiting slot 28 on the slide rail 29, the mounting frame 24 will not rotate along with the connecting rod 11 during the moving process, and the existence of the mounting frame 24 is solved. Rotating together with the connecting rod 11 affects the work of the helical blade rod 10 , and realizes the problem of limiting the installation frame 24 .

Those of ordinary skill in the art should understand that the discussion of any of the above embodiments is only exemplary, and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples; under the spirit of the present invention, the above embodiments or There may also be combinations between technical features in different embodiments, steps may be carried out in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

The present invention is intended to cover all such alternatives, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (8)

1. A high-efficiency injection molding device for automobile bumper production is characterized in that, comprising: a workbench (1), one end of which is provided with a forming machine (2); an injection molding machine (3), arranged on the top of the workbench (1), and one end of the injection molding machine (3) communicates with the molding machine (2); A heating and temperature control assembly (4) is sleeved on the injection molding machine (3), and the heating and temperature control assembly (4) is used to control the temperature inside the injection molding machine (3) to melt the material into a liquid state; A first driving member (5) is arranged at one end of the injection molding machine (3) away from the molding machine (2), and the first driving member (5) is used to push the liquid material inside the injection molding machine (3) into the forming machine (2); A second driving member (6) is arranged between the first driving member (5) and the injection molding machine (3), and the second driving member (6) is connected to the first driving member (5). There is a transmission connection between them, and the second driving member (6) is used to drive the material inside the injection molding machine (3) to move to the heating and temperature control assembly (4). 2. The high-efficiency injection molding device for producing an automobile bumper according to claim 1, wherein the injection molding machine (3) comprises: an injection tube (7), erected on the workbench (1); an injection cone (8), arranged at one end of the injection pipe (7), and the injection cone (8) communicates with the feed port of the molding machine (2); A feeding hopper (9) is arranged at a position near the middle of the injection molding pipe (7), and the feeding hopper (9) communicates with the injection molding pipe (7); The helical blade rod (10) is arranged inside the injection tube (7). 3. The high-efficiency injection molding device for automobile bumper production according to claim 2, characterized in that, a connecting rod (11) is provided at one end of the helical blade rod (10) away from the injection cone head (8) ), one end of the connecting rod (11) is fixedly connected with the helical blade rod (10), and the other end of the connecting rod (11) passes through the injection pipe (7) and is respectively connected with the first drive The member (5) is in driving connection with the second driving member (6). 4. The high-efficiency injection molding device for automobile bumper production according to claim 2, wherein the heating and temperature control assembly (4) comprises: A heating cylinder (12) is sleeved on the injection tube (7), and both ends of the heating cylinder (12) are fixedly connected to the workbench (1); an outer cylinder (13) sleeved on the heating cylinder (12), and an annular rack (14) is sleeved at one end of the outer cylinder (13); A first motor (15) is mounted on the side of the outer cylinder (13), a first gear (16) is sleeved on the output shaft of the first motor (15), and the first gear (16) ) meshes with the annular rack (14); three first rectangular through holes (17), uniformly arranged on the heating cylinder (12); three second rectangular through holes (18), uniformly arranged on the outer cylinder (13); Several heating tubes (19) are evenly distributed and arranged inside the heating cylinder (12) along the outer circumference of the injection tube (7). 5. The high-efficiency injection molding device for automobile bumper production according to claim 4, wherein a water storage tank (20) is provided inside the heating cylinder (12), and the water storage tank (20) ) is sleeved on all the heating pipes (19), one end of the water storage tank (20) is fixedly connected with one end of the heating cylinder (12), and one end of the heating cylinder (12) is provided with a temperature measurement and one end of the temperature measuring device (21) is disposed inside the water storage tank (20) through the heating cylinder (12). 6. The high-efficiency injection molding device for automobile bumper production according to claim 3, wherein the first driving member (5) comprises: a cylinder (22), arranged on the top of the workbench (1); A connecting head (23) is sleeved on the output shaft of the cylinder (22), and the connecting head (23) is hinged with the connecting rod (11). 7. The high-efficiency injection molding device for automobile bumper production according to claim 6, wherein the second driving member (6) comprises: an installation frame (24), one end of which is sleeved on the output shaft of the cylinder (22), and the other end of the installation frame (24) is hinged on the connecting rod (11); A second gear (25) is arranged inside the mounting frame (24), and the second gear (25) is sleeved on the connecting rod (11); A third gear (26) is arranged inside the mounting frame (24), and the third gear (26) meshes with the second gear (25); A second motor (27) is arranged on one side of the installation frame (24), and the output shaft of the second motor (27) passes through the installation frame (24) and the third gear (26) Turn the connection. 8 . The high-efficiency injection molding device for automobile bumper production according to claim 7 , wherein the bottom of the mounting frame ( 24 ) is provided with a limit groove ( 28 ), and the limit groove ( 28 ) A slide rail (29) is provided inside the hob, and the slide rail (29) is fixedly connected with the workbench (1).

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