Mould alignment jig

Abstract

The utility model discloses a mold alignment jig which comprises a jig frame, a lower mold is fixedly connected to the bottom end in the jig frame, first threaded rods are connected to the four corners of the jig frame in a threaded mode, a supporting sliding rail is rotatably connected to the top ends of the first threaded rods, a second threaded rod is rotatably connected to the interior of the supporting sliding rail, and the lower mold is fixedly connected to the bottom end in the jig frame. The two sides of the middle of the second threaded rod are both in threaded connection with threaded blocks, the top ends of the threaded blocks are fixedly connected with first fixing blocks, the inner sides of the first fixing blocks are fixedly connected with plug pin blocks, and second fixing blocks are connected to the top ends of the plug pin blocks in an inserted mode. And when position deviation occurs, through rotation of a second hand wheel, through cooperation of a second threaded rod and a threaded block after rotation, position movement and insertion cooperation of a positioning plug pin are completed, the alignment effect is achieved, and therefore cooperation between molds is increased, and the forming effect after injection molding is better.

Description

Technical Field

[0001] The utility model relates to the technical field of mold alignment jigs, in particular to a mold alignment jig. Background Art

[0002] Plastic molds are tools used in the plastic processing industry to match plastic molding machines and give plastic products a complete configuration and precise size. Due to the wide variety of plastics and processing methods, the structures of plastic molding machines and plastic products vary in complexity, and the types and structures of plastic molds are also diverse.

[0003] The molds in the prior art will be offset when opening or replacing the mold, and the service life is longer and the accuracy is lower. When the upper and lower templates are offset, the use effect and appearance of the injection molding mold are affected, and it is not easy to complete the precise alignment. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a mold alignment fixture. When position offset occurs, the second hand wheel can be rotated. After rotation, the second threaded rod and the threaded block will cooperate to complete the position movement, and the positioning pin will be plugged and matched to achieve the alignment effect.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mold alignment jig, comprising: a jig frame, the bottom end of the jig frame is fixedly connected to the lower mold, the four corners of the jig frame are threadedly connected to the first threaded rod, the top of the first threaded rod is rotatably connected to the supporting slide rail, the inside of the supporting slide rail is rotatably connected to the second threaded rod, the middle two sides of the second threaded rod are threadedly connected to threaded blocks, the top of the threaded block is fixedly connected to the first fixed block, the inner side of the first fixed block is fixedly connected to the pin block, the top of the pin block is plugged with the second fixed block, the inner side of the second fixed block is fixedly connected to the upper mold, and the upper mold and the lower mold are covered.

[0006] As a further description of the above technical solution: the upper four corners of the lower mold are fixedly connected with positioning pins, and the positioning pins are plug-fitted into the upper mold.

[0007] As a further description of the above technical solution: docking grooves are fixedly connected to the upper middle parts of both sides of the lower mold, and latch rods are fixedly connected to the middle parts of the bottom ends of both sides of the upper mold, and the latch rods are plugged into and matched with the docking grooves.

[0008] As a further description of the above technical solution: the bottom end of the first threaded rod is fixedly connected with a first hand wheel.

[0009] As a further description of the above technical solution: one end of the second threaded rod is fixedly connected to a second hand wheel.

[0010] As a further description of the above technical solution: the top end of the upper mold is fixedly connected to a limiting plate, and the outer part of the limiting plate is covered with a top cover, and the middle part of the top end of the top cover is fixedly connected to an injection tube.

[0011] The utility model has the following beneficial effects:

[0012] 1. The utility model is provided with a lower mold, a jig frame, a first threaded rod, a first fixed block and an upper mold. The lower mold is fixed inside the jig frame, and then the first threaded rod is rotated to match it with the thread of the jig frame to achieve thread rising. After rising, it is lifted against the first fixed block, and then the upper mold is raised, and the mold can be replaced and demolded. The upper mold is lowered by rotating the first threaded rod, and then the covering is completed by plugging and matching the docking groove and the latch rod.

[0013] 2. The utility model is provided with a second hand wheel, a second threaded rod, a threaded block and a latch block. When position displacement occurs, the second hand wheel can be rotated. After rotation, the second threaded rod and the threaded block will cooperate to complete the position movement, and the positioning latch will be plugged in and cooperated to achieve the alignment effect, thereby increasing the cooperation between the molds and achieving a better molding effect after injection molding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view structural schematic diagram of a mold alignment fixture proposed by the utility model;

[0015] Figure 2 This is a disassembled diagram of the lower mold and the upper mold of a mold alignment fixture proposed by the utility model;

[0016] Figure 3 A three-dimensional diagram of a jig frame for a mold alignment jig proposed by the utility model;

[0017] Figure 4 This is a cross-sectional view of a supporting slide rail of a mold alignment fixture proposed by the utility model.

[0018] Legend:

[0019] 1. Jig frame; 2. Lower mold; 3. Docking groove; 4. Latch rod; 5. First fixed block; 6. Upper mold; 7. Positioning latch; 8. Top cover; 9. Limit plate; 10. Second fixed block; 11. Injection tube; 12. Latch block; 13. First threaded rod; 14. First hand wheel; 15. Support slide rail; 16. Second hand wheel; 17. Second threaded rod; 18. Thread block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second" and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0022] Reference Figure 1-4The utility model provides an embodiment: a mold alignment jig, comprising: a jig frame 1, a lower mold 2 is fixedly connected to the bottom end of the jig frame 1, and the four corners of the jig frame 1 are threadedly connected with a first threaded rod 13, by fixing the lower mold 2 inside the jig frame 1, and then rotating the first threaded rod 13 to cooperate with the thread of the jig frame 1 to achieve threaded rise, and after rising, it is lifted up against the first fixed block 5, the top of the first threaded rod 13 is rotatably connected to a supporting slide rail 15, and the inside of the supporting slide rail 15 is rotatably connected to a second threaded rod 17, and the second threaded rod 17 and the threaded block 18 are threadedly matched to realize the movement and adjustment of the thread position, and the threaded structure is more accurate and more precise. The second threaded rod 17 is high, and both sides of the middle part are threadedly connected with threaded blocks 18, the top of the threaded block 18 is fixedly connected with the first fixed block 5, the inner side of the first fixed block 5 is fixedly connected with the latch block 12, the top of the latch block 12 is plugged with the second fixed block 10, the inner side of the second fixed block 10 is fixedly connected with the upper mold 6, the upper mold 6 rises, the mold can be replaced and demolded, the upper mold 6 and the lower mold 2 are covered, the bottom end of the first threaded rod 13 is fixedly connected with the first hand wheel 14, and one end of the second threaded rod 17 is fixedly connected with the second hand wheel 16, when the position is offset, the second hand wheel 16 can be rotated, and after the rotation, the position movement is completed through the cooperation of the second threaded rod 17 and the threaded block 18.

[0023] The upper four corners of the lower mold 2 are fixedly connected with positioning pins 7, and the positioning pins 7 are plugged in to achieve a positioning effect, thereby increasing the coordination between the molds, and the molding effect after injection molding is better, and the positioning pins 7 are plugged in to the upper mold 6. The upper middle part of both sides of the lower mold 2 is fixedly connected with docking grooves 3. Through multiple limit fixations such as the docking grooves 3 and the positioning pins 7, the positioning accuracy is higher and the offset problem is effectively prevented. The middle part of the bottom end of both sides of the upper mold 6 is fixedly connected with latch rods 4, and the latch rods 4 are plugged in to the docking grooves 3. Through the rotation of the first threaded rod 13, the upper mold 6 is lowered, and then the docking grooves 3 and the latch rods 4 are plugged in to achieve a positioning effect, thereby increasing the coordination between the molds, and the molding effect after injection molding is better, and the positioning pins 7 are plugged in to the upper mold 6. The top cover 8 can be covered and disassembled through the limiting plate 9, and the outer part of the limiting plate 9 is covered with a top cover 8, and the middle part of the top of the top cover 8 is fixedly connected with an injection tube 11.

[0024] Working principle: When in use, first fix the lower mold 2 inside the jig frame 1, and then rotate the first threaded rod 13 to match it with the thread of the jig frame 1 to achieve thread rising. After rising, it will lift up the first fixed block 5, and then raise the upper mold 6, and the mold can be replaced and demolded. After the operation is completed, the upper mold 6 can be lowered by rotating the first threaded rod 13, and then the docking groove 3 and the latch rod 4 are plugged in and matched. When position offset occurs, the second hand wheel 16 can be rotated. After rotation, the second threaded rod 17 and the threaded block 18 are matched to complete the position movement, and the positioning pin 7 is plugged in and matched to achieve a positioning effect, thereby increasing the coordination between the molds and achieving a better molding effect after injection molding.

[0025] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mold alignment fixture, comprising: A jig frame (1), characterized in that: the lower mold (2) is fixedly connected to the bottom end of the jig frame (1), the four corners of the jig frame (1) are all threadedly connected to a first threaded rod (13), the top end of the first threaded rod (13) is rotatably connected to a supporting slide rail (15), the inside of the supporting slide rail (15) is rotatably connected to a second threaded rod (17), both sides of the middle of the second threaded rod (17) are threadedly connected to threaded blocks (18), the top end of the threaded block (18) is fixedly connected to a first fixed block (5), the inner side of the first fixed block (5) is fixedly connected to a latch block (12), the top end of the latch block (12) is plugged with a second fixed block (10), the inner side of the second fixed block (10) is fixedly connected to an upper mold (6), and the upper mold (6) and the lower mold (2) are covered.

2. The mold alignment fixture according to claim 1, characterized in that: The upper four corners of the lower mold (2) are all fixedly connected with positioning pins (7), and the positioning pins (7) and the upper mold (6) are plug-fitted.

3. The mold alignment fixture according to claim 1, characterized in that: The lower mold (2) is fixedly connected with a docking groove (3) at the middle of both sides, and the upper mold (6) is fixedly connected with a latch rod (4) at the middle of the bottom end of both sides, and the latch rod (4) and the docking groove (3) are plugged and matched.

4. The mold alignment fixture according to claim 1, characterized in that: The bottom end of the first threaded rod (13) is fixedly connected to a first hand wheel (14).

5. The mold alignment fixture according to claim 1, characterized in that: One end of the second threaded rod (17) is fixedly connected to a second hand wheel (16).

6. The mold alignment fixture according to claim 1, characterized in that: The top end of the upper mold (6) is fixedly connected to a limiting plate (9), and the outside of the limiting plate (9) is covered with a top cover (8), and the middle part of the top end of the top cover (8) is fixedly connected to an injection molding tube (11).

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