CN221289548U - Hydraulic brake master cylinder end face turning fixing tool - Google Patents

Abstract

The utility model relates to the technical field of tool fixtures, in particular to a hydraulic brake master cylinder end face turning fixing tool which is arranged at the output end of a horizontal lathe spindle box. The irregular workpiece with complex shape and structure can be firmly clamped when being cut through the cooperation of the fixing frame and the pressing rod, so that the machining precision of the workpiece is guaranteed, and the product quality is stabilized. When different irregular workpieces are required to be cut, clamping and fixing of the different irregular workpieces can be achieved only by replacing the corresponding fixing frame and the corresponding shell.

Description

Hydraulic brake master cylinder end face turning fixing tool

Technical Field

The utility model relates to the technical field of tool clamps, in particular to a hydraulic brake master cylinder end face turning fixing tool.

Background

In the machining manufacturing process, a workpiece is usually required to be clamped and fixed, the clamping and fixing mode of the workpiece in the prior art is to clamp the outer side of a part by using a three-jaw chuck, and as the three-jaw chuck can only clamp and fix three parts on the surface of the workpiece, the three-jaw chuck can only clamp the workpiece with a regular shape structure such as a round structure or a rectangular structure.

Chinese patent CN109366081a discloses a frock for centre gripping irregular work piece, including chuck, jack catch, first clamping unit and second clamping unit, the one end of chuck is fixed in the pivot of lathe, the other end of chuck is equipped with the jack catch, the jack catch is equipped with two sets of, two sets of the jack catch sets up perpendicularly, every group the jack catch is equipped with two, and one of them set of be equipped with first clamping unit on the jack catch, another set of be equipped with the second clamping unit on the jack catch. The first clamping unit and the second clamping unit are respectively arranged, the first clamping unit and the second clamping unit are vertically arranged, the fixing of the workpiece on two degrees of freedom is realized, and the clamping of rectangular pipes, channel steel, I-steel, U-steel and other workpieces with irregular shape structures is realized.

However, the method of adding the clamping part on the claw of the chuck can only clamp irregular workpieces with simpler shape and structure, and can still clamp irregular workpieces with more complex shape and structure firmly when cutting, thereby not only affecting the cutting quality, but also having potential safety hazards and having a certain risk to the personal safety of staff.

Disclosure of utility model

Aiming at the problems, the utility model aims to overcome the defects of the prior art and designs a hydraulic brake master cylinder end face turning fixing tool.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixed frock of hydraulic brake master cylinder terminal surface lathe work, this fixed frock is installed at the output of horizontal lathe headstock, fixed frock includes shell, mount and depression bar, the inside cavity that is equipped with of shell, the cavity bottom is equipped with the insertion groove, mount detachably sets up in the insertion groove, the cavity top is equipped with the patchhole, be equipped with the internal thread in the patchhole, the depression bar outside be equipped with the patchhole on internal thread complex external screw thread, depression bar detachably sets up in the patchhole.

Preferably, the bottom of the insertion groove is provided with a limit groove, and the bottom of the fixing frame is provided with a limit block matched with the limit groove.

Preferably, the cavity is internally provided with a reinforcing column, and the reinforcing columns are arranged at two sides of the insertion groove.

Preferably, fastening nuts are arranged at two ends of the insertion hole.

Preferably, the top end of the compression bar is provided with an inner hexagonal groove.

Preferably, the housing has a cylindrical structure.

Compared with the prior art, the utility model has the beneficial effects that: the operation flow of the utility model in actual use is as follows: firstly, placing a part to be machined on a fixing frame, then inserting the fixing frame with the part to be machined into a cavity in the shell through an insertion groove at the bottom of the cavity, then inserting a pressing rod into the cavity through an insertion hole, continuously rotating the pressing rod to firmly fix the part to be machined and the fixing frame at the bottom of the cavity, cutting the part to be machined after the pressing rod rotates in place, and taking out a workpiece after the cutting machining is finished from a fixed tool by reversing the operation flow after the cutting machining is finished. The irregular workpiece with complex shape and structure can be firmly clamped when being cut through the cooperation of the fixing frame and the pressing rod, so that the machining precision of the workpiece is guaranteed, the product quality is stabilized, and the machining safety is guaranteed. When different irregular workpieces are required to be cut, clamping and fixing of the different irregular workpieces can be achieved only by replacing the corresponding fixing frame and the corresponding shell.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the present utility model will be apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings.

Fig. 1 is a schematic perspective view of a hydraulic brake master cylinder end face turning fixture mounted on a horizontal lathe.

Fig. 2 is a schematic diagram of a three-dimensional structure of a hydraulic brake master cylinder after a workpiece is fixed by a fixture for turning an end face of the hydraulic brake master cylinder.

Fig. 3 is a schematic diagram of a second perspective structure of a hydraulic brake master cylinder after a workpiece is fixed by a fixture for turning an end face of the hydraulic brake master cylinder.

Fig. 4 is a schematic perspective view of a hydraulic brake master cylinder end face turning fixture.

Fig. 5 is a schematic diagram of a second perspective structure of a fixture for turning and fixing an end face of a hydraulic brake master cylinder.

Fig. 6 is a schematic three-dimensional structure of a hydraulic brake master cylinder end face turning fixture.

Reference numerals: the device comprises a shell 1, a cavity 1a, an insertion groove 1b, a limit groove 1c, an insertion hole 1d, a fastening nut 1e, a reinforcing column 1f, a fixing frame 2, a limit block 2a, a compression bar 3, an inner hexagonal groove 3a and a part 4 to be processed.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 6, the hydraulic brake master cylinder end face turning fixing tool is arranged at the output end of a horizontal lathe spindle box and comprises a shell 1, a fixing frame 2 and a pressing rod 3, a cavity 1a is formed in the shell 1, an insertion groove 1b is formed in the bottom of the cavity 1a, the fixing frame 2 is detachably arranged in the insertion groove 1b, an insertion hole 1d is formed in the top of the cavity 1a, internal threads are formed in the insertion hole 1d, external threads matched with the internal threads on the insertion hole 1d are formed in the outer side of the pressing rod 3, and the pressing rod 3 is detachably arranged in the insertion hole 1 d.

The operation flow of the utility model in actual use is as follows: firstly, a part to be machined is placed on a fixing frame 2, then the fixing frame 2 with the part to be machined is inserted into a cavity 1a in a shell 1 through an insertion groove 1b at the bottom of the cavity 1a, then a pressing rod 3 is inserted into the cavity 1a through an insertion hole 1d, the pressing rod 3 is continuously rotated to firmly fix the part to be machined and the fixing frame 2 in the cavity 1a at the bottom, after the pressing rod 3 rotates in place, the part to be machined can be machined, after the machining is finished, the operation flow is reversely operated, and then the workpiece after the machining is finished can be taken out from a fixed tool.

The irregular workpiece with complex shape and structure can be firmly clamped when being cut through the cooperation of the fixing frame 2 and the pressing rod 3, so that the machining precision of the workpiece is guaranteed, the product quality is stabilized, and the machining safety is guaranteed.

When different irregular workpieces are required to be cut, as shown in fig. 2 and 3, the different irregular workpieces can be clamped and fixed only by replacing the corresponding fixing frame 2 and the corresponding shell 1.

According to some embodiments of the present utility model, referring to fig. 5 and 6, a limiting groove 1c is provided at the bottom of the insertion groove 1b, and a limiting block 2a matched with the limiting groove 1c is provided at the bottom of the fixing frame 2.

Through the cooperation between the spacing groove 1c of insert groove 1b bottom and the stopper 2a of mount 2 bottom, can make the structure between mount 2 and the insert groove 1b compacter and the cooperation more firm, be favorable to guaranteeing the machining precision of work piece, stable product quality, be favorable to guaranteeing the processing safety simultaneously.

According to some embodiments of the present utility model, referring to fig. 4, a reinforcing column 1f is provided in the cavity 1a, and the reinforcing columns 1f are disposed at both sides of the insertion groove 1 b.

Through the reinforcing columns 1f arranged on two sides of the insertion groove 1b in the cavity 1a, the inner structure of the cavity 1a is more compact, the machining precision of a workpiece is guaranteed, the product quality is stabilized, and the machining safety is guaranteed.

According to some embodiments of the present utility model, referring to fig. 4, both ends of the insertion hole 1d are provided with fastening nuts 1e.

Through the fastening nuts 1e arranged at the two ends of the insertion hole 1d, the press rod 3 and the insertion hole 1d can be matched more firmly, the machining precision of a workpiece is guaranteed, the product quality is stabilized, and the machining safety is guaranteed.

According to some embodiments of the present utility model, referring to fig. 5, the top end of the compression bar 3 is provided with an inner hexagonal groove 3a.

Through setting up the interior hexagonal recess 3a on depression bar 3 top, can make the staff rotate depression bar 3 through hexagonal spanner, make the staff more laborsaving screw up with unscrew depression bar 3, be favorable to guaranteeing the machining precision of work piece, stable product quality.

According to some embodiments of the utility model, referring to fig. 4, the housing 1 has a cylindrical structure.

Through setting up shell 1 to the cylinder structure, be favorable to reducing the air resistance of fixed frock when rotatory, improve the stability of fixed frock when rotatory, be favorable to guaranteeing the machining precision of work piece, stable product quality.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims (6)

1. The utility model provides a fixed frock of hydraulic brake master cylinder terminal surface lathe work, this fixed frock is installed at the output of horizontal lathe headstock, its characterized in that, fixed frock includes shell (1), mount (2) and depression bar (3), the inside cavity (1 a) that is equipped with of shell (1), cavity (1 a) bottom is equipped with insertion groove (1 b), mount (2) detachably sets up in insertion groove (1 b), cavity (1 a) top is equipped with insertion hole (1 d), be equipped with the internal thread in insertion hole (1 d), depression bar (3) outside be equipped with on insertion hole (1 d) internal thread complex external screw thread, depression bar (3) detachably set up in insertion hole (1 d).

2. The hydraulic brake master cylinder end face turning fixing tool according to claim 1, wherein a limiting groove (1 c) is formed in the bottom of the insertion groove (1 b), and a limiting block (2 a) matched with the limiting groove (1 c) is arranged at the bottom of the fixing frame (2).

3. The hydraulic brake master cylinder end face turning fixing tool according to claim 1, wherein a reinforcing column (1 f) is arranged in the cavity (1 a), and the reinforcing columns (1 f) are arranged on two sides of the insertion groove (1 b).

4. The hydraulic brake master cylinder end face turning fixing tool according to claim 1, wherein fastening nuts (1 e) are arranged at two ends of the insertion hole (1 d).

5. The hydraulic brake master cylinder end face turning fixing tool according to claim 1, wherein an inner hexagonal groove (3 a) is formed in the top end of the pressing rod (3).

6. The hydraulic brake master cylinder end face turning fixing tool according to claim 1, wherein the housing (1) is of a cylindrical structure.