CN201181654Y - Spring clamper - Google Patents

Abstract

The utility model discloses a holding clamp of a spring which is structured by comprising a base, a lower presser, an upper presser, a supporting frame, a top rod and a rotary shaft; the supporting frame is welded on the upper end surface of the base; the lower presser is fixed on the upper end surface of the base; the upper end of the supporting frame is provided with a screw hole; the top rod is screwed in the screw hole; the lower end of the top rod is provided with the upper presser; the upper part of the top rod is provided with a small hole; the rotary shaft penetrates the small hole and is connected with the top rod. The holding clamp of a spring is specially used on a power device for holding the spring and can conveniently arrange a disk spring on the power device.

Description

The spring clamping fixture

Technical field

The utility model relates to a kind of spring clamping fixture, relates in particular to a kind of spring clamping fixture that is used for clamping earthed switch moving knife device upper spring.

Background technology

At present, be used for clamp springs on the market, the spring clamping fixture that makes things convenient for spring to install is a lot, is used for the spring clamping fixture of clamping moving knife device upper spring on the earthed switch and does not also have but be exclusively used in.

Summary of the invention

The purpose of this utility model is to provide a kind of spring clamping fixture that is used for clamping moving knife device upper spring, disk spring can easily be installed on the moving knife device.

For achieving the above object, the utility model adopts following technical scheme: the utility model contains base, presses down, goes up pressure, bracing frame, push rod, rotating shaft, the support frame as described above solid welding fixes on the base upper surface, described pressing down is fixed on the end and takes on the end face, the support frame as described above upper end is provided with a screwed hole, and push rod screws in screwed hole, and the lower end of described push rod is provided with pressure, described push rod top is provided with an aperture, and rotating shaft passes aperture and push rod links together.

The described pressure that goes up is provided with the circular concave surface similar to the disk spring shape, and described pressing down is provided with the circular concave surface similar to the disk spring shape.

Screw thread on the described push rod is a saw-tooth thread, the screw thread on the support frame as described above be with push rod on the corresponding saw-tooth thread of screw thread.

The utility model compared with prior art has following beneficial effect: a kind of new spring clamping fixture that is exclusively used in clamp springs on the moving knife device is provided, disk spring can easily be installed on the moving knife device.

Description of drawings

Accompanying drawing is a structural representation of the present utility model

Embodiment

Below in conjunction with accompanying drawing the utility model is further described:

See accompanying drawing: its structure contains base 8, press down 7, last pressure 4, bracing frame 3, push rod 2, rotating shaft 1, bracing frame 3 is welded on base 8 upper surfaces, press down 7 centre positions that are welded on base 8 upper surfaces, bracing frame 3 upper ends are provided with a screwed hole, push rod 2 screws in screwed hole, its screw thread is a saw-tooth thread, the lower end of push rod 2 is provided with presses 4, push rod 2 tops are provided with an aperture, rotating shaft 1 passes aperture and push rod 2 links together, last pressure 4 is provided with the semicircle concave surface 5 similar to the disk spring shape, presses down 7 and is provided with the semicircle concave surface 6 similar to the disk spring shape.

During work, the disk spring of moving knife device one side is placed on presses down 7 semicircle concave surface 6, the disk spring of moving knife device opposite side is placed on the blade of moving knife device, rotate rotating shaft 1, push rod 2 is downward gradually, and disk spring is compressed, and disk spring is installed on the moving knife device.

Claims (4)

1, a kind of spring clamping fixture, its structure contains base (8), it is characterized in that, also comprise and press down (7), last (4), bracing frame (3), push rod (2), the rotating shaft (1) of pressing, support frame as described above (3) is fixed on base (8) upper surface, described pressing down (7) is fixed on base (8) upper surface, support frame as described above (3) upper end is provided with a screwed hole, push rod (2) screws in screwed hole, the lower end of described push rod (2) is provided with pressure (4), described push rod (2) top is provided with an aperture, and rotating shaft (1) passes aperture and push rod (2) links together.

2, spring clamping fixture according to claim 1 is characterized in that, described going up presses (4) to be provided with the semicircle concave surface (5) similar to the disk spring shape.

3, spring clamping fixture according to claim 1 is characterized in that, described pressing down (7) is provided with the semicircle concave surface (6) similar to the disk spring shape.

4, spring clamping fixture according to claim 1 is characterized in that, the screw thread on the described push rod (2) is a saw-tooth thread, the screw thread on the support frame as described above (3) be with push rod (2) on the corresponding saw-tooth thread of screw thread.

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