Auxiliary positioning device of precision mold

Abstract

The utility model belongs to the technical field of precision mold machining equipment, and particularly relates to an auxiliary positioning device of a precision mold, which comprises a base, a lower positioning shell fixedly connected to the upper end face of the base, a lower mold positioned in the lower positioning shell fixedly connected to the upper end face of the base, and a positioning chute slidably connected to the inner wall of the lower positioning shell. A plurality of uniformly distributed springback telescopic rods are fixedly connected between the positioning chute and the base; a movable plate is slidably connected to the right side wall of the vertical plate, a connecting plate is slidably connected to the lower end face of the movable plate, an upper positioning shell is slidably connected to the lower end face of the connecting plate, an upper mold is fixedly connected into the upper positioning shell, and a slope matched with the positioning chute is arranged at the lower end of the outer wall of the upper positioning shell. According to the utility model, the upper die and the lower die can be automatically adjusted, and the use is convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of precision mold processing equipment, in particular to an auxiliary positioning device for a precision mold. Background Art

[0002] Molds are various molds and tools used in industrial production to obtain the desired products by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods. In short, molds are tools used to make molded objects. The tools are composed of various parts. Different molds are composed of different parts. The shape of the object is mainly processed by changing the physical state of the molded material. Precision mold manufacturing refers to the use of various processing methods and technologies to manufacture molds with precise shapes and accurate sizes using metal materials as the main tool.

[0003] After searching, the patent with publication number CN 209334520 U discloses an auxiliary positioning device for precision molds, including infrared sensors, laser pens, threaded holes, threaded sleeves, controllers, printed circuit boards, single-chip microcomputers, memory, relays and battery cells. The infrared sensors are installed on the left and right sides of the static mold, the controller is installed on the left side of the top plate, the upper mold base has threaded holes on the left and right sides, the threaded sleeves are installed inside the threaded holes, the laser pen is installed on the lower side of the threaded sleeves, the controller is provided with a printed circuit board, and the printed circuit board is welded with a single-chip microcomputer, memory, relays and battery cells. This design solves the problem that the original mold lacks auxiliary positioning function. The device has a reasonable structure, is convenient for auxiliary positioning of molds, is easy to position, and has high accuracy.

[0004] The above device can only position the molds and detect whether the two molds are consistent. When the two molds are offset and misaligned, the molds cannot be automatically adjusted, which is inconvenient to use. Summary of the invention

[0005] The utility model aims to provide an auxiliary positioning device for a precision mold, which can automatically adjust an upper mold and a lower mold and is easy to use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary positioning device for a precision mold, comprising a base, the upper end surface of the base is fixedly connected with a vertical plate, the upper end surface of the base is fixedly connected with a lower positioning shell, the upper end surface of the base is fixedly connected with a lower mold located inside the lower positioning shell, the inner wall of the lower positioning shell is slidably connected with a positioning inclined groove, and a plurality of evenly distributed resilient telescopic rods are fixedly connected between the positioning inclined groove and the base;

[0007] The right side wall of the vertical plate is slidably connected to a movable plate, the lower end surface of the movable plate is slidably connected to a connecting plate, the lower end surface of the connecting plate is slidably connected to an upper positioning shell, the interior of the upper positioning shell is fixedly connected to an upper mold, and the lower end of the outer wall of the upper positioning shell is provided with an inclined surface matching the positioning inclined groove.

[0008] In order to drive the movable plate to move, as an auxiliary positioning device of a precision mold of the utility model, a groove is preferably opened on the right side wall of the vertical plate, a screw rod is rotatably connected inside the groove, and a connecting block is fixedly connected to the left side wall of the movable plate and is threadedly connected to the screw rod.

[0009] In order to assist the docking of the upper mold and the lower mold, as a preferred auxiliary positioning device of a precision mold of the utility model, the lower end surface of the upper mold is fixedly connected with a plurality of evenly distributed positioning pins, and the upper end surface of the lower mold is provided with a plurality of positioning holes matching the positioning pins.

[0010] In order to provide power for the rotation of the screw rod, as a preferred auxiliary positioning device for a precision mold of the utility model, a motor is installed on the upper end surface of the vertical plate, and the output end of the motor is fixedly connected to the screw rod.

[0011] In order to make the positioning bevel move smoothly, as a preferred auxiliary positioning device of a precision mold of the utility model, the inner wall of the lower positioning shell is provided with a plurality of evenly distributed first slide grooves, and the outer wall of the positioning bevel is fixedly connected with a plurality of first sliding blocks matching the first slide grooves.

[0012] In order to enable the connecting plate to move forward and backward, as a preferred auxiliary positioning device for a precision mold of the utility model, the lower end surface of the movable plate is provided with two second slide grooves running forward and backward, and the upper end surface of the connecting plate is fixedly connected with two second sliders matching the second slide grooves.

[0013] In order to make the upper positioning shell move left and right, as an auxiliary positioning device of a precision mold of the utility model, preferably, the lower end surface of the movable plate is provided with two third sliding grooves running left and right, and the upper end surface of the upper positioning shell is fixedly connected with two third sliding blocks matching the third sliding grooves.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] When the utility model is used, the upper positioning shell is firstly abutted against the positioning inclined groove, and the upper positioning shell is adjusted by the mutual cooperation between the positioning inclined groove and the inclined surface arranged at the lower end of the outer wall of the upper positioning shell. During the adjustment, the upper positioning shell is horizontally moved during the adjustment process through the sliding connection between the moving plate and the connecting plate and the connecting plate and the upper positioning shell, so that the center points of the upper positioning shell and the lower positioning shell are aligned, and then the upper mold and the lower mold are automatically adjusted, and then the upper positioning shell continues to move downward, and the upper positioning shell squeezes the positioning inclined groove to make it move downward, so that the upper mold and the lower mold are docked;

[0016] The center points of the upper positioning shell and the lower positioning shell are aligned through the mutual cooperation between the positioning inclined groove and the upper positioning shell, so that the center points of the upper mold and the lower mold are aligned, and then the upper mold and the lower mold are accurately docked and positioned together. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the positioning chute of the utility model;

[0021] In the figure: 1. base; 2. vertical plate; 3. lower positioning shell; 4. lower mold; 5. positioning inclined groove; 6. rebound telescopic rod; 7. movable plate; 8. connecting plate; 9. upper positioning shell; 10. upper mold; 11. groove; 12. screw rod; 13. connecting block; 14. positioning pin; 15. positioning hole; 16. motor; 17. first slide groove; 18. first slider; 19. second slide groove; 20. second slider; 21. third slide groove; 22. third slider. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the utility model. In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. is based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, in the description of the utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0023] See also Figures 1 to 3 , an auxiliary positioning device for a precision mold, comprising a base 1, a vertical plate 2 is fixedly connected to the upper end surface of the base 1, a lower positioning shell 3 is fixedly connected to the upper end surface of the base 1, a lower mold 4 located inside the lower positioning shell 3 is fixedly connected to the upper end surface of the base 1, a positioning inclined groove 5 is slidably connected to the inner wall of the lower positioning shell 3, and a plurality of evenly distributed resilient telescopic rods 6 are fixedly connected between the positioning inclined groove 5 and the base 1;

[0024] The right side wall of the vertical plate 2 is slidably connected to a movable plate 7, the lower end surface of the movable plate 7 is slidably connected to a connecting plate 8, the lower end surface of the connecting plate 8 is slidably connected to an upper positioning shell 9, the interior of the upper positioning shell 9 is fixedly connected to an upper mold 10, and the lower end of the outer wall of the upper positioning shell 9 is provided with an inclined surface matching the positioning inclined groove 5.

[0025] In this embodiment: when in use, the movable plate 7 is moved downward, and the movable plate 7 cooperates with the connecting plate 8 to drive the upper positioning shell 9 and the upper mold 10 to move downward. When moving, the upper positioning shell 9 first abuts against the positioning inclined groove 5, and the upper positioning shell 9 is adjusted by the mutual cooperation between the positioning inclined groove 5 and the inclined surface set at the lower end of the outer wall of the upper positioning shell 9. When adjusting, the upper positioning shell 9 is horizontally moved during the adjustment process through the sliding connection between the movable plate 7 and the connecting plate 8 and the connecting plate 8 and the upper positioning shell 9, so that the center point of the upper positioning shell 9 is aligned with the center point of the lower positioning shell 3, and then the upper mold 10 and the lower mold 4 are automatically adjusted, and then the upper positioning shell 9 is moved downward, and the upper positioning shell 9 squeezes the positioning inclined groove 5 to move it downward, so that the upper mold 10 is docked with the lower mold 4;

[0026] The upper positioning shell 9 is aligned with the lower positioning shell 3 through the cooperation between the positioning bevel 5 and the upper positioning shell 9, so that the center points of the upper mold 10 and the lower mold 4 are aligned, and then the upper mold 10 and the lower mold 4 are accurately docked and positioned together.

[0027] As a technical optimization solution of the utility model, a groove 11 is opened on the right side wall of the vertical plate 2, and a screw rod 12 is rotatably connected inside the groove 11. The left side wall of the movable plate 7 is fixedly connected with a connecting block 13 threadedly connected to the screw rod 12.

[0028] In this embodiment, the screw rod 12 rotates to drive the connecting block 13 to move, thereby driving the moving plate 7 to move.

[0029] As a technical optimization solution of the utility model, a plurality of evenly distributed positioning pins 14 are fixedly connected to the lower end surface of the upper mold 10 , and a plurality of positioning holes 15 matching the positioning pins 14 are formed on the upper end surface of the lower mold 4 .

[0030] In this embodiment, the positioning pins 14 and the positioning holes 15 can assist the docking of the upper mold 10 and the lower mold 4 .

[0031] As a technical optimization solution of the present invention, a motor 16 is installed on the upper end surface of the vertical plate 2 , and the output end of the motor 16 is fixedly connected to the screw rod 12 .

[0032] In this embodiment: the motor 16 is started, and the output end of the motor 16 drives the screw rod 12 to rotate, providing power for the rotation of the screw rod 12 .

[0033] As a technical optimization solution of the utility model, the inner wall of the lower positioning shell 3 is provided with a plurality of evenly distributed first slide grooves 17 , and the outer wall of the positioning inclined groove 5 is fixedly connected with a plurality of first sliding blocks 18 matching the first slide grooves 17 .

[0034] In this embodiment, the first sliding groove 17 and the first sliding block 18 can enable the positioning inclined groove 5 to move smoothly.

[0035] As a technical optimization solution of the utility model, the lower end surface of the movable plate 7 is provided with two second slide grooves 19 extending forward and backward, and the upper end surface of the connecting plate 8 is fixedly connected with two second sliders 20 matching the second slide grooves 19 .

[0036] In this embodiment, the connecting plate 8 can be moved forward and backward by the second sliding groove 19 and the second sliding block 20 .

[0037] As a technical optimization solution of the utility model, the lower end surface of the movable plate 7 is provided with two third slide grooves 21 extending left and right, and the upper end surface of the upper positioning shell 9 is fixedly connected with two third sliders 22 matching the third slide grooves 21 .

[0038] In this embodiment, the upper positioning housing 9 can be moved left and right through the third sliding groove 21 and the third sliding block 22 .

[0039] Working principle: when in use, the motor 16 is started, and the output end of the motor 16 drives the screw rod 12 to rotate, and the screw rod 12 cooperates with the connecting block 13 to drive the movable plate 7 to move downward, and the movable plate 7 cooperates with the connecting plate 8 to drive the upper positioning shell 9 and the upper mold 10 to move downward. When moving, the upper positioning shell 9 first abuts against the positioning chute 5, and the upper positioning shell 9 is adjusted by the mutual cooperation between the positioning chute 5 and the inclined surface set at the lower end of the outer wall of the upper positioning shell 9. When adjusting, the upper positioning shell 9 is horizontally moved during the adjustment process through the sliding connection between the movable plate 7 and the connecting plate 8 and the connecting plate 8 and the upper positioning shell 9, so that the center point of the upper positioning shell 9 is aligned with the center point of the lower positioning shell 3, and then the upper mold 10 and the lower mold 4 are automatically adjusted, and then the upper positioning shell 9 continues to move downward, and the upper positioning shell 9 squeezes the positioning chute 5 to move it downward, so that the upper mold 10 is docked with the lower mold 4;

[0040] Through the mutual cooperation between the positioning bevel 5 and the upper positioning shell 9, the center points of the upper positioning shell 9 and the lower positioning shell 3 are aligned, so that the center points of the upper mold 10 and the lower mold 4 are aligned, and then the upper mold 10 and the lower mold 4 are accurately docked and positioned together.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An auxiliary positioning device for a precision mold, comprising a base (1), wherein the upper end surface of the base (1) is fixedly connected to a vertical plate (2), characterized in that: The upper end surface of the base (1) is fixedly connected to a lower positioning shell (3), the upper end surface of the base (1) is fixedly connected to a lower mold (4) located inside the lower positioning shell (3), the inner wall of the lower positioning shell (3) is slidably connected to a positioning inclined groove (5), and a plurality of evenly distributed resilient telescopic rods (6) are fixedly connected between the positioning inclined groove (5) and the base (1); The right side wall of the vertical plate (2) is slidably connected to a movable plate (7), the lower end surface of the movable plate (7) is slidably connected to a connecting plate (8), the lower end surface of the connecting plate (8) is slidably connected to an upper positioning shell (9), the interior of the upper positioning shell (9) is fixedly connected to an upper mold (10), and the lower end of the outer wall of the upper positioning shell (9) is provided with an inclined surface matching the positioning inclined groove (5).

2. The auxiliary positioning device for a precision mold according to claim 1, characterized in that: The right side wall of the vertical plate (2) is provided with a groove (11), the interior of the groove (11) is rotatably connected to a screw rod (12), and the left side wall of the movable plate (7) is fixedly connected to a connecting block (13) threadedly connected to the screw rod (12).

3. The auxiliary positioning device for a precision mold according to claim 1, characterized in that: The lower end surface of the upper mold (10) is fixedly connected with a plurality of evenly distributed positioning pins (14), and the upper end surface of the lower mold (4) is provided with a plurality of positioning holes (15) matching the positioning pins (14).

4. The auxiliary positioning device for a precision mold according to claim 2, characterized in that: A motor (16) is installed on the upper end surface of the vertical plate (2), and the output end of the motor (16) is fixedly connected to the screw rod (12).

5. The auxiliary positioning device for a precision mold according to claim 1, characterized in that: The inner wall of the lower positioning shell (3) is provided with a plurality of evenly distributed first sliding grooves (17), and the outer wall of the positioning inclined groove (5) is fixedly connected with a plurality of first sliding blocks (18) matching the first sliding grooves (17).

6. The auxiliary positioning device for a precision mold according to claim 1, characterized in that: The lower end surface of the movable plate (7) is provided with two second sliding grooves (19) extending forward and backward, and the upper end surface of the connecting plate (8) is fixedly connected with two second sliding blocks (20) matching the second sliding grooves (19).

7. The auxiliary positioning device for a precision mold according to claim 1, characterized in that: The lower end surface of the movable plate (7) is provided with two third sliding grooves (21) extending to the left and right, and the upper end surface of the upper positioning shell (9) is fixedly connected with two third sliding blocks (22) matching the third sliding grooves (21).

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