CN211614971U - Shell screw hole turning tool - Google Patents

Abstract

The utility model provides a casing plug screw hole car hole frock belongs to frock clamp technical field. The shell turning machine solves the problems that the existing shell needs to be operated by a single hand to be changed and assembled after turning is completed, time is consumed, and the workload of workers is large and the efficiency is low. This casing screw jack car hole frock, which comprises a base, the surface distribution on chassis has the even installation fixed orifices of a plurality of ranges, there is the cylinder through the screw fixation on the chassis, the through-hole has been seted up at the center on chassis and back mounting in through-hole department is fixed with the connecting seat, be provided with the air cock on the connecting seat, be connected through the trachea between air cock and the cylinder, be provided with the layering on the cylinder, the tip of layering has linked firmly the briquetting, clearing hole round pin structure tight fit between briquetting and the layering, still there is the positioning seat through the screw fixation on the chassis, the center of positioning seat has the locating pin of integral. The utility model has the advantages of the work piece is convenient and fast more that changes outfit to frock location correction is easier.

Description

Shell screw hole turning tool

Technical Field

The utility model belongs to the technical field of frock clamp, a car hole frock is related to, in particular to casing plug screw hole car hole frock.

Background

Aluminum alloy casings such as motor vehicle engine need be fixed and carry out the turning to the plug screw hole site on the lathe for the internal surface in machined hole makes the more accurate contact surface in aperture more smooth, prior art realizes for using clamp plate and fastening bolt cooperation usually to the fixed mode of casing, has following problem in the in-service use, it is more time-consuming that the casing needs one-hand operation to change outfit after the turning is accomplished, staff's work load is big low with high efficiency, and the casing according to different structure models needs different clamp plates, the frock is difficult to relocate.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide one kind and realize the casing location fastening with the control mode of cylinder, make the higher casing plug hole turning frock of turning in-process work piece reloading efficiency.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a casing screw jack car hole frock, includes the chassis, the surface distribution on chassis has a plurality of even installation fixed orificess of range, its characterized in that, the chassis on have the cylinder through the screw fixation, the center on chassis has been seted up the through-hole and has been fixed with the connecting seat at through-hole department back mounted, the connecting seat on be provided with the air cock, be connected through the trachea between air cock and the cylinder, the cylinder on be provided with the layering, the tip of layering has linked firmly the briquetting, briquetting and layering between clearing hole pin structure tight fit, the chassis on still have the positioning seat through the screw fixation, the center of positioning seat has the locating pin of integral type structure.

The technical effect of this casing screw jack car hole frock does, layering and briquetting go up and down through the mode of cylinder, and the control end of cylinder can be placed in subaerial through the tiptoe control, consequently can pass through the bimanualness when casing work piece reloads, and it is more convenient and laborsaving to use, and wherein the work piece realizes accurate location through the screw on the casing and the locating pin cooperation on the chassis when the location, and the screw jack on the casing is fixed to rethread cylinder pressure fastening carries out lathe work to the casing.

In the shell plug hole turning tool, the chassis is fixedly connected with a plurality of supporting seats, and the supporting seats and the chassis can be fixed in an interference fit manner or in a threaded fit manner.

In the shell screw hole turning tool, a strip-shaped groove is formed in the surface of the chassis, one end of the strip-shaped groove is connected with a central through hole of the chassis, and the other end of the strip-shaped groove is located at the edge of the chassis.

In the shell screw hole turning tool, the air pipe is positioned in the strip-shaped groove and is compressed through the strip-shaped plate.

In the shell screw hole turning tool, the cylinder is provided with a telescopic rod which is connected with the pressing strip and has the same moving direction with the cylinder.

In the shell screw hole turning tool, the number of the cylinders is two or more.

Compared with the prior art, this casing plug screw hole car hole frock has following advantage:

1. the control is convenient, the double-hand operation can be realized, and the time and the labor are saved;

2. because the chassis is provided with a plurality of mounting and fixing holes, the tool is more convenient to debug according to workpieces with different structural sizes;

3. the pressing block and the pressing bar are tightly matched through a hole pin structure to form a support, so that the pressing block is more convenient to replace;

4. the connecting seat is located the chassis back, and the trachea stretches out through the bar groove, and overall structure is reasonable pleasing to the eye more, can not influence the repacking of casing at the turning in-process.

Drawings

Fig. 1 is a schematic structural view of the present hole tool.

Fig. 2 is a schematic view of the back structure of the present hole tool.

In the figure, 1, a chassis; 2. a cylinder; 3. a connecting seat; 4. an air tap; 5. an air tube; 6. layering; 7. briquetting; 8. positioning seats; 8a, positioning pins; 9. a supporting seat; 10. a strip-shaped groove; 11. a strip plate; 12. a telescopic rod.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and fig. 2, this casing screw hole turning tool, including chassis 1, chassis 1's surface distribution has a plurality of even installation fixed orificess of range, there is cylinder 2 through the screw fixation on chassis 1, the through-hole has been seted up at chassis 1's center and has been fixed with connecting seat 3 at through-hole department back-mounted, be provided with air cock 4 on the connecting seat 3, be connected through trachea 5 between air cock 4 and the cylinder 2, be provided with layering 6 on the cylinder 2, the tip of layering 6 has linked firmly briquetting 7, clearing hole round pin structure tight fit between briquetting 7 and the layering 6, still there is positioning seat 8 through the screw fixation on chassis 1, positioning seat 8's center has positioning pin 8a of integral type structure.

Further, the chassis 1 is fixedly connected with a plurality of supporting seats 9, the supporting seats 9 and the chassis 1 can be fixed in an interference fit manner or in a threaded fit manner, the supporting seats 9 are used for supporting the edge of the bottom surface of the shell, and the shell cannot incline after being compressed and fixed by adjusting the height between each supporting seat 9 and the corresponding supporting seat.

Further, strip groove 10 has been seted up on chassis 1's surface, and the one end in strip groove 10 is connected with 1 central through-hole in chassis, and the other end is located chassis 1 edge, and trachea 5 is located strip groove 10 and compresses tightly through strip shaped plate 11, and the design of this structure makes its change outfit that can not be to the casing produce the influence for placing of trachea 5, also cooperatees for the back mounting structure with connecting seat 3.

Further, the cylinder 2 is provided with an expansion link 12 which is connected with the pressing strip 6 and has the same moving direction with the cylinder 2, and the expansion link 12 supports the pressing strip 6 after the cylinder 2 is compressed, so that the connecting point of the overlong force arm is prevented from being easily damaged, and the whole structure is more reasonable.

Further, the number of the cylinders 2 is two or more, and the number of the cylinders 2 can be adjusted according to the specific structure of the workpiece, and theoretically, at least two cylinders are required.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the chassis 1, the cylinder 2, the connecting seat 3, the air nozzle 4, the air pipe 5, the batten 6, the pressing block 7, the positioning seat 8, the positioning pin 8a, the supporting seat 9, the strip-shaped groove 10, the strip-shaped plate 11, the telescopic rod 12 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (6)

1. A shell screw hole turning tool comprises a chassis (1), wherein a plurality of uniformly arranged mounting and fixing holes are distributed on the surface of the chassis (1), it is characterized in that a cylinder (2) is fixed on the chassis (1) through screws, a through hole is arranged in the center of the chassis (1), a connecting seat (3) is fixedly arranged on the back surface of the through hole, an air tap (4) is arranged on the connecting seat (3), the air tap (4) is connected with the air cylinder (2) through an air pipe (5), a pressing strip (6) is arranged on the cylinder (2), the end part of the pressing strip (6) is fixedly connected with a pressing block (7), the pressing block (7) and the pressing bar (6) are tightly matched through a hole pin structure, the chassis (1) is further fixed with a positioning seat (8) through screws, and the center of the positioning seat (8) is provided with a positioning pin (8 a) of an integrated structure.

2. The shell plug hole turning tool according to claim 1, wherein the base plate (1) is fixedly connected with a plurality of supporting seats (9), and the supporting seats (9) and the base plate (1) are fixed through interference fit or threaded fit.

3. The shell plug hole turning tool according to claim 1, wherein a strip-shaped groove (10) is formed in the surface of the chassis (1), one end of the strip-shaped groove (10) is connected with a central through hole of the chassis (1), and the other end of the strip-shaped groove is located at the edge of the chassis (1).

4. The shell plug hole turning tool according to claim 3, wherein the air pipe (5) is located in the strip-shaped groove (10) and is compressed through the strip-shaped plate (11).

5. The shell screw hole turning tool according to claim 1, wherein the cylinder (2) is provided with an expansion link (12) which is connected with the pressing bar (6) and has the same moving direction with the cylinder (2).

6. The shell screw hole turning tool according to claim 1 or 5, wherein the number of the cylinders (2) is two or more.

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