High-toughness ABS (Acrylonitrile Butadiene Styrene) modified plastic injection molding structure

Abstract

The utility model discloses a high toughness ABS (Acrylonitrile Butadiene Styrene) modified plastic molding injection molding structure, which relates to the field of injection molding machines and comprises a fixed frame, an air cylinder is fixed in an inner cavity of the fixed frame, the output end of the air cylinder is connected with a push rod through a connecting plate, and the outer wall of the push rod is connected with a movable seat through a connecting rod. And the outer side of the movable seat is connected with a movable template through a connecting rod. According to the utility model, the unloading mechanism is arranged, so that when an injection molded part subjected to injection molding needs to be unloaded, the movable seat and the movable template are pulled to move axially through the air cylinder, and the end part of the first propping rod is in contact with the inner side of the fixed frame and is moved out of the movable template to unload materials on the movable template; and meanwhile, the movable mold plate can pull the second abutting rod to move axially, so that the second abutting rod moves out of the inner cavity of the fixed mold plate, the purpose of synchronously discharging the materials on the movable mold plate and the fixed mold plate is achieved, and the working efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection molding machine field, concretely is a high toughness ABS modified plastics forming injection molding structure. BACKGROUND

[0002] Injection molding machine is also called injection molding machine or injection machine. It is the main forming equipment of thermoplastic or thermosetting plastic into various shapes of plastic products by using plastic forming mold.

[0003] In the prior art, when the injection molding machine is used for injection molding of plastic, the demolding operation of the cooled and formed injection molding part needs to be carried out through the unloading mechanism. Generally, the unloading mechanism is installed on the movable mold plate, and the demolding of the injection molding part is carried out through the movement of the mold plate. When the injection molding machine is clamped on the fixed mold plate, manual demolding operation is needed, thereby affecting the work efficiency. Based on this, the utility model provides a high toughness ABS modified plastics forming injection molding structure. UTILITY MODEL CONTENT

[0004] The utility model discloses a high toughness ABS modified plastics forming injection molding structure.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high toughness ABS modified plastics forming injection molding structure, including the fixed frame, the inner chamber of fixed frame is fixed with the pneumatic cylinder, the output end of pneumatic cylinder is connected with the push rod through the connecting plate, the outer wall of push rod is connected with the movable seat through the connecting rod, the outer side of movable seat is connected with the movable mold plate through the connecting rod, the one side of the inner side of fixed frame is close to movable mold plate and is fixed with the fixed mold plate, and the unloading mechanism is set up on fixed frame, movable mold plate,

[0006] The unloading mechanism includes a first unloading unit and a second unloading unit.

[0007] The first unloading unit is used for unloading the material wrapped outside the movable mold plate.

[0008] The second unloading unit is used for unloading the material in the inner cavity of the fixed mold plate.

[0009] As a further scheme of the utility model: the first unloading unit includes a movable block, a first resisting rod, a first positioning rod and a first spring.

[0010] The movable block is arranged on the outer wall of the movable seat and is sleeved on the outer wall of the first positioning rod, and the movable block is used for providing support for the installation of the first resisting rod.

[0011] The first resisting rod is fixed on the inner wall of the movable block and penetrates the movable block to the outer wall of one side of the movable mold plate, and the first resisting rod is used for unloading the material on the outer wall of the movable mold plate.

[0012] The first positioning rod is fixed to the outer wall of the movable template and penetrates the movable block, and is used for guiding the axial movement of the movable block;

[0013] The two ends of the first spring are respectively clamped to the outer wall of the movable template and the outer wall of the movable block, and the first spring is used for always providing the movable block with a directional extrusion elastic force.

[0014] As a further scheme of the utility model: the second discharging unit comprises a fixed rod, a movable rod, a guide block, a guide groove, a second resisting rod, a second positioning rod and a second spring;

[0015] The fixed rod is fixed to the outer wall of the movable template and penetrates the inner cavity of the fixed frame, and is used for giving the movable rod an axial movement pulling force;

[0016] The movable rod is obliquely slidably installed in the fixed frame, and is used for synchronously driving the second resisting rod to move axially;

[0017] The guide block is fixed to the outer wall of the movable rod, and is used for supporting the oblique movement of the movable rod;

[0018] The guide groove is arranged in the inner cavity of the fixed frame, and is used for guiding the oblique movement of the guide block and the movable rod;

[0019] The second resisting rod is vertically slidably sleeved in the inner cavity of the movable rod and penetrates the fixed frame to the inner cavity of the fixed template and is flush with the inner cavity of the fixed template;

[0020] The second positioning rod is fixed to the inner wall of the fixed frame and penetrates the movable rod, and is used for supporting the installation of the second spring;

[0021] The two ends of the second spring are respectively clamped to the inner wall of the fixed frame and the outer wall of the second positioning rod, and the second spring is used for always providing the movable rod with a directional extrusion elastic force.

[0022] As a further scheme of the utility model: the outer wall of the guide groove is in an inclined state as a whole, and the outer wall of the guide block is matched with the inner cavity of the guide groove.

[0023] As a further scheme of the utility model: the inner cavity of the movable rod is formed with a sliding groove for the vertical movement of the second resisting rod, and the inner wall of the movable rod is further formed with a vertical groove for the vertical movement of the second positioning rod.

[0024] As a further scheme of the utility model: one end of the fixed rod is in an L-shaped structure, and the vertical rod movement track of the end of the fixed rod is coincided with the position of the arc-shaped outer wall at the top end of the movable rod.

[0025] As a further scheme of the utility model: the top end of the movable rod is in an arc state, and the fixed frame is internally formed with a hole slot for inserting the fixed rod.

[0026] Compared with the prior art, the utility model has the beneficial effects that:

[0027] By setting the discharging mechanism, when it is needed to discharge the injection-molded parts after injection molding, the movable seat and the movable template are axially moved by the cylinder, the end of the first abutting rod is in contact with the inner side of the fixed frame to move out of the movable template, the material on the movable template is discharged, the movable movable template also axially moves the second abutting rod, the second abutting rod moves out of the inner cavity of the fixed template, the purpose of synchronously discharging the material on the movable template and the fixed template is achieved, and the working efficiency is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1 It is a structural schematic view of the utility model;

[0029] Fig. 2 It is an installation structural schematic view of the movable rod of the utility model;

[0030] Fig. 3 It is an internal structure sectional view of the movable rod of the utility model.

[0031] In the drawing: 1, fixed frame; 2, cylinder; 3, push rod; 4, movable seat; 5, movable template; 6, fixed template; 7, discharging mechanism; 701, movable block; 702, first abutting rod; 703, first positioning rod; 704, first spring; 705, fixed rod; 706, movable rod; 707, guide block; 708, guide slot; 709, second abutting rod; 710, second positioning rod; 711, second spring. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0033] Please refer to Figs. 1-3The utility model discloses an embodiment of a high toughness ABS modified plastics forming injection structure, including the fixed frame 1, the inner chamber of fixed frame 1 is fixed with the pneumatic cylinder 2, the output end of pneumatic cylinder 2 is connected with the push rod 3 through the connecting plate, the outer wall of push rod 3 is connected with the movable seat 4 through the connecting rod, the outside of movable seat 4 is connected with the movable template 5 through the connecting rod, the one side of the inboard of fixed frame 1 is fixed with the fixed template 6 close to movable template 5, the unloading mechanism 7 on fixed frame 1, movable template 5 is set up,

[0034] The unloading mechanism 7 includes a first unloading unit and a second unloading unit.

[0035] The first unloading unit is used for unloading the material wrapped outside the movable template 5.

[0036] The second unloading unit is used for unloading the material in the inner cavity of the fixed template 6.

[0037] The first unloading unit includes a movable block 701, a first resisting rod 702, a first positioning rod 703 and a first spring 704.

[0038] The movable block 701 is arranged on the outer wall of the movable seat 4 and sleeved on the outer wall of the first positioning rod 703, and the movable block 701 is used for providing support for the installation of the first resisting rod 702.

[0039] The first resisting rod 702 is fixed on the inner wall of the movable block 701 and penetrates through the movable block 701 to the outer wall of one side of the movable template 5, and the first resisting rod 702 is used for unloading the material on the outer wall of the movable template 5.

[0040] The first positioning rod 703 is fixed on the outer wall of the movable template 5 and penetrates through the movable block 701, and the first positioning rod 703 is used for providing guidance for the axial movement of the movable block 701.

[0041] The two ends of the first spring 704 are clamped on the outer wall of the movable template 5 and the outer wall of the movable block 701 respectively, and the first spring 704 is used for always providing the movable block 701 with a directional extrusion elastic force.

[0042] The second unloading unit includes a fixed rod 705, a movable rod 706, a guide block 707, a guide groove 708, a second resisting rod 709, a second positioning rod 710 and a second spring 711.

[0043] The fixed rod 705 is fixed on the outer wall of the movable template 5 and penetrates into the inner cavity of the fixed frame 1, and the fixed rod 705 is used for giving the movable rod 706 axial movement tension;

[0044] The movable rod 706 is obliquely and slidingly arranged in the inner part of the fixed frame 1, and the movable rod 706 is used for synchronously driving the second resisting rod 709 to move axially.

[0045] The guide block 707 is fixed on the outer wall of the movable rod 706, and is used for providing support for the oblique movement of the movable rod 706;

[0046] The guide groove 708 is arranged in the inner cavity of the fixed frame 1, and is used for providing guidance for the oblique movement of the guide block 707 and the movable rod 706;

[0047] The second resisting rod 709 is vertically and slidingly sleeved in the inner cavity of the movable rod 706 and penetrates through the fixed frame 1 to be flush with the inner cavity of the fixed mold plate 6;

[0048] The second positioning rod 710 is fixed on the inner wall of the fixed frame 1 and penetrates through the movable rod 706, and is used for providing support for the installation of the second spring 711;

[0049] The second spring 711 is clamped at the inner wall of the fixed frame 1 and the outer wall of the second positioning rod 710 respectively, and is used for always providing the movable rod 706 with a directional extrusion elastic force.

[0050] In the embodiment, when it is needed to unload the material after injection molding, the cylinder 2 is started to pull the push rod 3 and axially move the movable seat 4, so that the outer wall of the movable seat 4 synchronously axially moves the movable mold plate 5 connected through the connecting rod, at this time, the movable block 701, the movable mold plate 5 and the fixed rod 705 synchronously move, the movement of the fixed rod 705 will not be in contact with the end of the movable rod 706 at first, until the movable mold plate 5 and the fixed mold plate 6 are completely separated, at this time, the end of the fixed rod 705 is in contact with the top arc surface of the movable rod 706, at this time, the movable rod 706 is driven by the extrusion thrust from the fixed rod 705 to move obliquely along the inner cavity of the guide groove 708, the movable rod 706 synchronously drives the second resisting rod 709 to axially move, and the second resisting rod 709 will synchronously move vertically relative to the inner side of the movable rod 706 in the process of axial movement, the moving second resisting rod 709 will move out of the inner cavity of the fixed mold plate 6, and if there is residual material in the inner cavity of the fixed mold plate 6, the material will be moved out of the inner cavity of the fixed mold plate 6 under the thrust of the second resisting rod 709;

[0051] When the movable seat 4 drives the movable mold plate 5 to move to a certain distance, the end of the first resisting rod 702 close to the cylinder 2 will be in contact with the inner wall of the fixed frame 1 to give the movable block 701 a reaction force to drive the movable block 701 to move relative to the outer wall of the first positioning rod 703, so that the end of the first resisting rod 702 moves out of the inner side of the movable mold plate 5, if the outer wall of the movable mold plate 5 is sleeved with material, then the moving first resisting rod 702 will unload the material sleeved on the outer wall of the movable mold plate 5, so as to achieve the purpose of simultaneously unloading the materials on the movable mold plate 5 and the fixed mold plate 6, and the number of driving units is reduced, and the cost is further reduced.

[0052] Please pay attention toFigs. 1-3 The outer wall of the guide groove 708 is inclined as a whole, the outer wall of the guide block 707 matches the inner cavity of the guide groove 708, the inner cavity of the movable rod 706 is shaped as a sliding groove for vertical movement of the second abutting rod 709, the inner wall of the movable rod 706 is also shaped as a vertical slot for vertical movement of the second positioning rod 710, one end of the fixed rod 705 is in an L-shaped structure, the end of the fixed rod 705 coincides with the position of the arc-shaped outer wall at the top end of the movable rod 706 in the vertical movement track, the top end of the movable rod 706 is in an arc-shaped state, and the inner part of the fixed frame 1 is shaped as a hole slot for insertion of the fixed rod 705.

[0053] In the embodiment, when the second abutting rod 709 moves with the movement of the movable rod 706, the movable rod 706 moves synchronously along the outer wall of the second positioning rod 710, so as to give the second spring 711 a pressing force, until the end of the fixed rod 705 contacts the movable rod 706, at which time the movable rod 706 will no longer be subjected to the pulling force from the fixed rod 705, and the movable rod 706 is reset under the elastic force of the second spring 711, when the fixed rod 705 is inserted into the inner part of the fixed frame 1 again, the end of the fixed rod 705 contacts the arc-shaped top end of the movable rod 706 again, so that the movable rod 706 is moved along the inner cavity of the guide groove 708 under the pressing force from the fixed rod 705, at this time, the movable template 5 and the fixed template 6 are not in a merged state, and will not interfere with the merging of the movable template 5 and the fixed template 6, until the fixed rod 705 passes the top end of the movable rod 706, then the movable template 5 is continuously moved, the movable template 5 and the fixed template 6 are merged, and injection molding is performed, and then the above operation is repeated to complete the unloading operation of the injection molded part.

[0054] It should be noted that the outer wall of the second positioning rod 710 is provided with a rectangular block for limiting sliding of the vertical slot of the movable rod 706, the rectangular block is in contact with the movable rod 706 but is not connected, the outer side of the second abutting rod 709 is fixed with a limiting block, the inner part of the sliding groove of the movable rod 706 is shaped as a rail slot for vertical sliding of the limiting block, so as to realize that the movable rod 706 and the second abutting rod 709 can be relatively vertically displaced, and at the same time, can keep synchronous movement in the horizontal direction.

[0055] The above describes only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A high-toughness ABS modified plastic forming injection molding structure, comprising a fixing frame (1), the inner cavity of the fixing frame (1) is fixed with a pneumatic cylinder (2), the output end of the pneumatic cylinder (2) is connected with a push rod (3) through a connecting plate, the outer wall of the push rod (3) is connected with a movable seat (4) through a connecting rod, the outer side of the movable seat (4) is connected with a movable mold plate (5) through a connecting rod, and the inner side of the fixing frame (1) is fixed with a fixed mold plate (6) on the side close to the movable mold plate (5), characterized in that, The unloading mechanism (7) is arranged on the fixed frame (1) and the movable template (5); The unloading mechanism (7) comprises a first unloading unit and a second unloading unit; The first unloading unit is used for unloading the material wrapped outside the movable template (5); The second unloading unit is used for unloading the material in the inner cavity of the fixed template (6).

2. A high toughness ABS modified plastic molded injection molded structure according to claim 1, characterized in that, The first unloading unit comprises a movable block (701), a first resisting rod (702), a first positioning rod (703) and a first spring (704); The movable block (701) is arranged on the outer wall of the movable seat (4) and is sleeved on the outer wall of the first positioning rod (703), and the movable block (701) is used for providing support for the installation of the first resisting rod (702); The first resisting rod (702) is fixed on the inner wall of the movable block (701) and penetrates through the movable block (701) to be flush with the outer wall of one side of the movable template (5), and the first resisting rod (702) is used for unloading the material on the outer wall of the movable template (5); The first positioning rod (703) is fixed on the outer wall of the movable template (5) and penetrates through the movable block (701), and the first positioning rod (703) is used for providing guidance for the axial movement of the movable block (701); The two ends of the first spring (704) are respectively clamped on the outer wall of the movable template (5) and the outer wall of the movable block (701), and the first spring (704) is used for always providing the movable block (701) with a directional extrusion elastic force.

3. A high toughness ABS modified plastic molded injection molded structure according to claim 1, characterized by, The second unloading unit comprises a fixed rod (705), a movable rod (706), a guide block (707), a guide groove (708), a second resisting rod (709), a second positioning rod (710) and a second spring (711); The fixed rod (705) is fixed on the outer wall of the movable template (5) and penetrates into the inner cavity of the fixed frame (1), and the fixed rod (705) is used for giving the movable rod (706) an axial movement tension; The movable rod (706) is obliquely slidably arranged in the inner part of the fixed frame (1), and the movable rod (706) is used for synchronously driving the second resisting rod (709) to move axially; The guide block (707) is fixed on the outer wall of the movable rod (706), and the guide block (707) is used for providing support for the oblique movement of the movable rod (706); The guide groove (708) is arranged in the inner cavity of the fixed frame (1), and the guide groove (708) is used for providing guidance for the oblique movement of the guide block (707) and the movable rod (706); The second resisting rod (709) is vertically slidably sleeved in the inner cavity of the movable rod (706) and penetrates through the fixed frame (1) to be flush with the inner cavity of the fixed template (6) and the inner cavity of the fixed template (6); The second positioning rod (710) is fixed on the inner wall of the fixed frame (1) and penetrates through the movable rod (706), and the second positioning rod (710) is used for providing support for the installation of the second spring (711); The two ends of the second spring (711) are respectively clamped on the inner wall of the fixed frame (1) and the outer wall of the second positioning rod (710), and the second spring (711) is used for always providing the movable rod (706) with a directional extrusion elastic force.

4. A high toughness ABS modified plastic molded injection molded structure according to claim 3, wherein, The outer wall of the guide groove (708) is inclined as a whole, and the outer wall of the guide block (707) matches the inner cavity of the guide groove (708).

5. A high toughness ABS modified plastic molded injection molded structure according to claim 3, wherein, The inner cavity of the movable rod (706) is formed with a sliding groove for vertical movement of the second stop rod (709), and the inner wall of the movable rod (706) is further formed with a vertical slot for vertical movement of the second positioning rod (710).

6. A high toughness ABS modified plastic molded injection molded structure according to claim 3, wherein, One end of the fixed rod (705) is in an "L" type structure, and the end of the fixed rod (705) coincides with the position of the arc-shaped outer wall of the top end of the movable rod (706) in the vertical rod movement track.

7. A high toughness ABS modified plastic molded injection molded structure according to claim 3, wherein, The top end of the movable rod (706) is in an arc shape, and the inside of the fixed frame (1) is formed with a hole slot for insertion of the fixed rod (705).

Images