CN220372657U - Vertical machining device for brake shell - Google Patents

Abstract

The utility model relates to the technical field of part tools, in particular to a vertical tool for a brake shell, which comprises a positioning and clamping mechanism arranged on a bottom plate; the positioning and clamping mechanism comprises a positioning shaft and a circumferential limiting assembly, wherein compression assemblies are symmetrically arranged on two sides of the positioning shaft and are used for vertically compressing the shell on the bottom plate; the positioning shaft is vertically fixed on the bottom plate and is slidably embedded into a spline hole on the shell; the circumferential limiting assembly comprises an ejector rod arranged on a fixed plate, the fixed plate is bolted on the bottom plate, and the ejector rod is used for propping against the extending part of the shell. Therefore, in the machining process, the stability and reliability of the position of the shell are ensured, and the machining precision of the positioning pin hole is ensured.

Description

Vertical machining device for brake shell

Technical Field

The utility model relates to the technical field of part tools, in particular to a vertical tool for a brake shell.

Background

The brake housing of the radial motor cylinder is shown in fig. 1, and hereinafter referred to as a housing, and comprises a body, wherein a boss for installing a brake device is arranged at the top of the body, a spline hole and 7 positioning pin holes needing to be processed are arranged on the boss, the top end of the boss is used as an installation plane, an extension part is correspondingly arranged at the outer side of the boss, and a vertical plane is arranged at one side of the extension part. For the positioning pin holes, the shape and the position degree are strict, so that a set of tool fixtures for the shell are required to be designed.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings in the prior art, and provides the vertical tool for the brake shell, which can position and install the shell, limit the vertical and circumferential freedom degrees of the shell and ensure the machining precision requirement of a positioning pin hole on the shell.

In order to achieve the above object, the present utility model provides an add-on tool for a brake housing, comprising a positioning and clamping mechanism provided on a base plate (1); the positioning and clamping mechanism comprises a positioning shaft and a circumferential limiting assembly, wherein compression assemblies are symmetrically arranged on two sides of the positioning shaft and are used for vertically compressing the shell on the bottom plate; the positioning shaft is vertically fixed on the bottom plate and is slidably embedded into a spline hole on the shell; the circumferential limiting assembly comprises an ejector rod arranged on a fixed plate, the fixed plate is bolted on the bottom plate, and the ejector rod is used for propping against the extending part of the shell.

Further, a fixed disc is integrally arranged at the bottom of the positioning shaft, and the fixed disc is bolted to the bottom plate.

Further, a plurality of pin shafts are arranged on the bottom plate, and the pin shafts are slidably embedded into the fixed disc.

Further, a plurality of cushion blocks are arranged on the circumference of the top end of the fixed disc.

Further, the compression assembly comprises a pressing plate, a supporting sleeve and a fixing bolt, wherein the fixing bolt sequentially penetrates through the pressing plate and the supporting sleeve and is bolted on the bottom plate; the pressing plate is pressed on the body of the shell.

Further, a supporting rod is arranged below the outer side of the pressing plate, and the top end of the supporting rod is contacted with the bottom end of the pressing plate; the support rod is bolted on the bottom plate.

Further, the bottom plate is also provided with a plurality of hanging rings.

Further, the number of the positioning and clamping mechanisms is 2.

Compared with the prior art, the utility model has the beneficial effects that: adopt location axle, compress tightly subassembly and circumference spacing subassembly to fix a position the casing and compress tightly the installation, guarantee the machining precision of location pinhole on the casing, the whole casing installation and the dismantlement of being convenient for simultaneously can not produce the location and make the casing installation difficulty.

Drawings

Fig. 1 is a schematic diagram of a conventional radial motor brake housing.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is a top view of fig. 2.

Fig. 4 is a section A-A of fig. 3.

Wherein: 1. a bottom plate; 2. positioning a shaft; 3. a fixed plate; 4. a compression assembly; 5. a circumferential limit assembly; 6. a cushion block; 7. a hanging ring; 11. a pin shaft; 41. a pressing plate; 42. a support sleeve; 43. a fixing bolt; 44. a support rod; 51. a fixing plate; 52. and (5) a push rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 2 to 4, the present utility model provides an add-on tool for a brake housing, comprising a positioning and clamping mechanism arranged on a base plate 1; the positioning and clamping mechanism comprises a positioning shaft 2 and a circumferential limiting assembly 5, wherein compression assemblies 4 are symmetrically arranged on two sides of the positioning shaft 2, and the compression assemblies 4 are used for vertically compressing the shell on the bottom plate 1; the positioning shaft 2 is vertically fixed on the bottom plate 1, and the positioning shaft 2 is slidably embedded into a spline hole on the shell; the circumferential spacing assembly 5 comprises a push rod 52 arranged on a fixed plate 51, the fixed plate 51 is bolted on the bottom plate 1, and the push rod 52 is used for propping against the extension part of the shell.

The vertical freedom degree of the shell is limited by the pressing component 4 through the positioning shaft 2, and the drill bit can rotate positively and negatively due to the fact that the vertical machine tool machining center can achieve positive and negative rotation, therefore, when drilling is conducted, the drill bit adopts the same steering direction, the shell can generate the same steering trend with the drill bit, the circumferential freedom degree of the shell is limited by the ejector rod 52, stability in the machining process of the positioning pin hole on the shell is guaranteed, and machining precision is guaranteed.

The bottom plate 1 is used for being fixed on a workbench of a vertical machine tool machining center, and the section of the fixing plate 51 can be L-shaped, which is not described in detail.

The ejector rod 52 may be screwed with the fixing plate 51, or the ejector rod 52 slides through the fixing plate 51 and is screwed by a nut screwed on the fixing plate 51, which is not described in detail.

The bottom of the positioning shaft 2 may be integrally provided with a fixing disc 3, and the fixing disc 3 is bolted to the bottom plate 1.

In order to ensure the stable position of the fixed disc 3, a plurality of pin shafts 11 are arranged on the bottom plate 1, and the pin shafts 11 are slidably embedded into the fixed disc 3.

In order to avoid interference between the bottom of the shell and the assembly screw on the fixed disc 3, a plurality of cushion blocks 6 can be arranged on the circumference of the top end of the fixed disc 3 so as to lift the shell.

As one embodiment of the present utility model, the compression assembly 4 includes a compression plate 41, a support sleeve 42 and a fixing bolt 43, and the fixing bolt 43 sequentially passes through the compression plate 41 and the support sleeve 42 and is bolted to the base plate 1; the pressure plate 41 is pressed against the body of the housing.

In order that the pressing plate 41 can stably press the shell, a supporting rod 44 is arranged below the outer side of the pressing plate 41, and the top end of the supporting rod 44 is contacted with the bottom end of the pressing plate 41; the support bar 44 is bolted to the base plate 1.

In addition, the bottom plate 1 can be provided with a plurality of hanging rings 7 so as to facilitate the overall transportation and installation.

In order to improve the production efficiency, a plurality of positioning and clamping mechanisms, preferably 2 positioning and clamping mechanisms, can be arranged.

The present utility model may be summarized in other specific forms without departing from the spirit or essential characteristics thereof. The above-described embodiments of the utility model are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (8)

1. The vertical tool for the brake shell is characterized by comprising a positioning and clamping mechanism arranged on a bottom plate (1); the positioning and clamping mechanism comprises a positioning shaft (2) and a circumferential limiting assembly (5), compression assemblies (4) are symmetrically arranged on two sides of the positioning shaft (2), and the compression assemblies (4) are used for vertically compressing a shell on the bottom plate (1); the positioning shaft (2) is vertically fixed on the bottom plate (1), and the positioning shaft (2) is slidably embedded into a spline hole on the shell; the circumferential limiting assembly (5) comprises a push rod (52) arranged on a fixing plate (51), the fixing plate (51) is bolted on the bottom plate (1), and the push rod (52) is used for propping against the extending part of the shell.

2. The vertical tooling for a brake housing according to claim 1, wherein a fixed disc (3) is integrally arranged at the bottom of the positioning shaft (2), and the fixed disc (3) is bolted to the bottom plate (1).

3. The vertical tooling for the brake housing according to claim 2, wherein a plurality of pins (11) are arranged on the bottom plate (1), and the pins (11) are slidably embedded in the fixed disc (3).

4. A vertical tooling for brake housing according to claim 3, characterized in that a plurality of pads (6) are arranged on the circumference of the top end of the fixed disc (3).

5. The vertical tooling for brake housings according to any one of claims 1 to 4, characterized in that the compression assembly (4) comprises a pressure plate (41), a support sleeve (42) and a fixing bolt (43), the fixing bolt (43) passing sequentially through the pressure plate (41) and the support sleeve (42) and being bolted on the bottom plate (1); the pressing plate (41) is pressed on the body of the shell.

6. The vertical tooling for a brake housing according to claim 5, wherein a support rod (44) is provided below the outer side of the pressure plate (41), and the top end of the support rod (44) is in contact with the bottom end of the pressure plate (41); the support rod (44) is bolted to the base plate (1).

7. The vertical tooling for the brake housing according to claim 6, wherein the bottom plate (1) is further provided with a plurality of hanging rings (7).

8. The vertical tool for a brake housing according to claim 6, wherein the number of the positioning and clamping mechanisms is 2.