CN218966249U - Positioning jig for precision die - Google Patents

Abstract

The utility model discloses a positioning jig for a precision die, which relates to the technical field of precision die fixing and comprises a base, wherein the precision die is movably arranged on the upper surface of the base, mounting grooves are symmetrically formed in the two sides of the precision die on the base, transverse moving grooves are formed in the bottoms of the mounting grooves, transverse moving blocks are connected to the transverse moving grooves in a sliding mode along the horizontal direction, positioning compression rods are fixedly connected to the tops of the transverse moving blocks, driving shoulders are fixedly connected to the tops of the positioning compression rods, and release assemblies are arranged on one sides, close to the positioning compression rods, of the mounting grooves. According to the utility model, the base is provided with the cavity for placing the precision die, and the mounting grooves arranged on two sides of the cavity are internally provided with the positioning compression bars, so that the positioning compression bars can be blocked above the precision die or removed from above the precision die under the action of the release assembly, thereby greatly facilitating the separation and fixation between the precision die and the base.

Description

A positioning fixture for precision molds

technical field

The utility model relates to the technical field of precision mold fixing, in particular to a positioning jig for precision molds.

Background technique

Molds are various molds and tools used in industrial production for injection molding, blow molding, extrusion, die-casting or forging forming, smelting, stamping and other methods to obtain required products, and precision molds can make blanks with specific precision under the action of external force Tooling for shape and size of workpieces.

The traditional method of fixing precision molds to the base is mostly by multiple sets of bolts. When the bolts are used for a period of time, they will be corroded due to air corrosion, which will take time and effort to disassemble and replace the precision molds from the base.

Utility model content

The purpose of this utility model is to solve the problem that the precision molds in the prior art are mostly fixed to the base by multiple sets of bolts. When the bolts are used for a period of time, they will be corroded due to air corrosion, which will cause the precision molds to be disassembled from the base. In order to solve the problem of time-consuming and laborious replacement, a positioning fixture for precision molds is proposed.

In order to achieve the above object, the utility model adopts the following technical solutions:

A positioning fixture for a precision mold, comprising a base, the upper surface of the base is movably placed into a precision mold, the base is symmetrically provided with installation grooves on both sides of the precision mold, and the bottom of the installation groove is provided with a traverse groove , the traversing groove is slidably connected with a traversing block along the horizontal direction, the top of the traversing block is fixedly connected with a positioning bar, and the top of the positioning bar is fixedly connected with a driving shoulder, and the mounting groove is close to the positioning bar The side is provided with a release assembly.

Optionally, a limiting groove is defined at the bottom of the traversing groove, and a limiting shoulder with the same width as the limiting groove is fixedly connected to the bottom of the traversing block.

Optionally, the top of the traverse block is fixedly connected to one end of the connecting spring, the other end of the connecting spring is fixedly connected to the connecting post, and the bottom of the connecting post is fixedly connected to the bottom of the installation groove.

Optionally, the release assembly includes a drive column, a drive head, and a drive boss, the bottom end of the drive column is rotatably connected to a connection plate, the connection plate is fixedly connected to the top surface of the installation groove, and the top of the drive column is fixedly connected to With drive head.

Optionally, a driving boss is fixedly connected to the side of the driving head, and a handle is fixedly connected to the side of the driving head away from the driving boss.

Optionally, one end of the positioning pressure rod is provided with a relief groove, and the length of the relief groove is much larger than the diameter of the driving column.

Optionally, the outer wall of the driving column is fixedly connected to one end of the torsion spring, and the other end of the torsion spring is fixedly connected to the connection plate.

Compared with the prior art, the utility model has the following advantages:

The utility model is provided with a cavity on the base for placing the precision mold, and at the same time, a positioning pressing rod is arranged in the installation groove on both sides of the cavity, and the positioning pressing rod can block the upper part of the precision mold or from the The top of the precision mold is removed, which greatly facilitates the separation and fixation between the precision mold and the base.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model.

FIG. 2 is a schematic diagram of a partially enlarged structure at A in FIG. 1 .

Fig. 3 is a schematic diagram of a partial structure of a positioning component.

FIG. 4 is a structural schematic diagram of another viewing angle of FIG. 3 .

In the figure: 1. Precision mold; 2. Base; 21. Installation groove; 22. Limiting groove; 23. Traversing groove; 5, driving column; 51, driving head; 510, handle; 512, driving boss; 52, connecting plate; 6, connecting column;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

In describing the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation , are constructed and operated in a specific orientation and therefore cannot be construed as limiting the invention.

Referring to Figures 1-4, a positioning fixture for precision molds includes a base 2, the upper surface of the base 2 is movable into a precision mold 1, and the top of the base 2 is provided with a cavity for placing the precision mold 1. 2 Installing grooves 21 are arranged symmetrically on both sides of the precision mold 1, and a traverse groove 23 is arranged at the bottom of the installing groove 21.

The traversing groove 23 is slidably connected with the traversing block 7 along the horizontal direction, and the bottom of the traversing groove 23 is provided with a limiting groove 22, and the bottom of the traversing block 7 is fixedly connected with a limiting shoulder 71 equal in width to the limiting groove 22, and the limiting shoulder When 71 traverses along the limit slot 22, the traverse block 7 is restricted from laterally moving along the traverse groove 23.

The top of the traversing block 7 is fixedly connected to one end of the connecting spring 61, the other end of the connecting spring 61 is fixedly connected to the connecting column 6, the bottom of the connecting column 6 is fixedly connected to the bottom of the installation groove 21, and the top of the traversing block 7 is fixedly connected to the positioning pressure rod 3 The top of the positioning pressure rod 3 is fixedly connected with the driving shoulder 32, and the side of the installation groove 21 close to the positioning pressure rod 3 is provided with a release assembly.

The release assembly includes a drive column 5, a drive head 51, and a drive boss 512. The bottom end of the drive column 5 is rotatably connected to a connection plate 52, the connection plate 52 is fixedly connected to the top surface of the installation groove 21, and the top of the drive column 5 is fixedly connected to a drive head 51. A drive boss 512 is fixedly connected to the side of the drive head 51, and the drive boss 512 is cam-shaped when viewed from above.

The driving head 51 is fixedly connected with a handle 510 on the side away from the driving boss 512. When the handle 510 is turned, the fixed driving boss 512 on the side of the driving head 51 will be driven to rotate and touch the driving shoulder 32, thereby pushing the positioning pressure rod 3 Move laterally along the relief groove 31, and finally make one end of the positioning pressing rod 3 move away from the top of the precision mold.

Positioning pressure rod 3 one end is provided with a relief groove 31, the length of the relief groove 31 is much larger than the diameter of the driving column 5, the outer wall of the driving column 5 is fixedly connected with one end of the torsion spring 4, and the other end of the torsion spring 4 is fixedly connected on the connecting plate 52, and the torsion force The setting of the spring 4 is for the driving boss 512 on the top of the driving head 51 to return to the initial position.

Concrete implementation steps of the present utility model are as follows:

When the precision mold 1 is located in the cavity reserved by the base 2, the connecting spring 61 is in the original long state, the driving boss 512 is not in contact with the driving shoulder 32, and the positioning pressure rod 3 is against the position of the top edge of the precision mold 1 , when the precision mold 1 needs to be disassembled from the base 2, manually turn the handle 510 until the drive boss 512 on the side of the drive head 51 touches the drive shoulder 32, and the drive shoulder 32 pushes one end of the positioning lever 3 from the precision mold 1 The top is removed.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (7)

1. A positioning fixture for a precision mould, comprising a base (2), characterized in that the upper surface of the base (2) is movably placed into a precision mold (1), and the base (2) is placed on the precision mold (1) Mounting grooves (21) are symmetrically provided on both sides, and the bottom of the mounting groove (21) is provided with a traverse groove (23), and the traverse groove (23) is slidably connected with a traverse block (7) along the horizontal direction. ), the top of the traversing block (7) is fixedly connected with a positioning bar (3), the top of the positioning bar (3) is fixedly connected with a driving shoulder (32), and the installation groove (21) is close to the positioning bar (3) One side is provided with a release assembly. 2. A positioning fixture for precision molds according to claim 1, characterized in that, the bottom of the traversing groove (23) has a limiting groove (22), and the bottom of the traversing block (7) A spacer shoulder (71) with the same width as the spacer groove (22) is fixedly connected. 3. A positioning fixture for precision molds according to claim 1, characterized in that, the top of the traverse block (7) is fixedly connected to one end of the connection spring (61), and the connection spring (61) The other end is fixedly connected to the connecting column (6), and the bottom of the connecting column (6) is fixedly connected to the bottom of the installation groove (21). 4. A kind of positioning jig for precision molds according to claim 1, characterized in that, the release assembly comprises a drive column (5), a drive head (51), and a drive boss (512), the The bottom end of the drive column (5) is rotatably connected with a connection plate (52), the connection plate (52) is fixedly connected to the top surface of the installation groove (21), and the top of the drive column (5) is fixedly connected with a drive head (51) . 5. A positioning fixture for precision molds according to claim 4, characterized in that, the side of the drive head (51) is fixedly connected with a drive boss (512), and the drive head (51) is away from A handle (510) is fixedly connected to one side of the driving boss (512). 6. A positioning fixture for precision molds according to claim 1, characterized in that, one end of the positioning pressure rod (3) is provided with a relief groove (31), and the relief groove (31) The length is much greater than the diameter of the driving column (5). 7. A positioning fixture for precision molds according to claim 4, characterized in that, the outer wall of the drive column (5) is fixedly connected to one end of the torsion spring (4), and the torsion spring (4) is in addition One end is fixedly connected on the connection plate (52).

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