CN213318039U - Commercial car upset arm waist shape hole processing frock - Google Patents

Abstract

The utility model discloses a commercial car upset arm waist shape hole processing frock relates to spare part processing technology field, when having solved current numerical control and having milled end mill processing waist shape hole, the dimensional requirement is difficult to stably guarantee, problem that production efficiency is low. A commercial vehicle overturning arm waist-shaped hole machining tool comprises a broach; the broach is screwed and fixed at one end of the telescopic rod in the cutter clamping rod through a screw. The device abandons traditional waist shape hole processing and adopts numerical control milling process, but adopts and bores the bottom hole to the broaching work piece after with horizontal hydraulic broaching machine, draws waist shape hole shaping, and disposable broaching targets in place, can reach the processing high efficiency, and the reliable and stable effect of quality changes into the fashioned technology of drilling the bottom hole broaching, very big improvement production efficiency, the stable assurance of quality, the product percent of pass promotes greatly.

Description

Commercial car upset arm waist shape hole processing frock

Technical Field

The utility model belongs to the technical field of spare part processing, more specifically say, in particular to commercial car upset arm waist shape hole processing frock.

Background

At present, when a waist-shaped hole is machined on an automobile workpiece, a numerical control turning and milling process is needed, the numerical control milling machine is automatic machining equipment developed on the basis of a common milling machine, the machining processes of the numerical control turning and milling machine and the general milling machine are basically the same, and the structure of the numerical control milling machine is somewhat similar. The numerical control milling machine is divided into two major types, namely a non-tool magazine type and a tool magazine type. Wherein the numerical control milling machine with the tool magazine is also called as a machining center.

When the existing numerical control milling end mill is used for processing a waist-shaped hole, the size requirement is difficult to stably guarantee, the clamping is inconvenient, the speed is low, the production efficiency is low, and the practicability is not high.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a tooling for processing a waist-shaped hole of a turnover arm of a commercial vehicle is provided, so as to achieve the purpose of being more practical.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a commercial car upset arm waist shape hole processing frock to when solving current numerical control and milling end mill processing waist shape hole, the dimensional requirement is difficult to stable assurance, and the clamping is inconvenient, and speed is slow, and production efficiency is low, the not high problem of practicality.

The utility model discloses commercial car upset arm waist shape hole processing frock's purpose and efficiency are reached by following specific technological means:

a commercial vehicle overturning arm waist-shaped hole machining tool comprises a broaching machine, a broaching tool, a clamping block and a broaching workpiece; one side of the top surface of the broaching machine is fixedly connected with a cutter clamping rod; a telescopic rod is arranged inside the clamping cutter rod; the broach is screwed and fixed at one end of the telescopic rod in the cutter clamping rod through a screw; the clamping block is inserted into the fixing plate on one side of the top surface of the broaching machine; the broaching workpiece is inserted into the clamping block; the fixed plate is fixedly connected to one side of the top surface of the broaching machine.

Furthermore, a forming knife hole is formed in the clamping block and penetrates through the clamping block.

Furthermore, an installing and detaching block is arranged on one side of the installing and clamping block, an installing and detaching hole is formed in the middle of the installing and detaching block, and the outer diameter shape of the installing and detaching hole is the same as that of the bottom of the broaching workpiece.

Furthermore, the broach is provided with a model rod, the shape of the cross section of the rod body of the model rod is waist-shaped, and the shape of the inner diameter of the forming knife hole is the same as the shape of the outer diameter of the model rod.

Furthermore, the broach round rod body is designed to gradually change to a waist-shaped rod body of the model rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

the device abandons traditional waist shape hole processing and mills processing technology by numerical control, but adopts and bores the bottom hole to the broaching work piece after with horizontal hydraulic broaching machine, draws waist shape hole shaping, and disposable broaching targets in place, can reach the processing high efficiency, and the reliable and stable effect of quality changes to boring bottom hole broaching shaping technology, very big improvement production efficiency, the quality can the steady point guarantee, the product percent of pass promotes greatly.

Firstly, the design that the forming tool hole penetrates through the clamping block facilitates the disassembly and the assembly of the broach, the installation and the disassembly of the hole at the top of the clamping block facilitate the rapid assembly and disassembly of the broaching workpiece, the gradual change design of the model rod enables the device to smoothly and stably carry out the broaching operation on the broaching workpiece, the phenomenon that the broach is broken due to clamping stagnation cannot occur, and the stability and the practicability of the device are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the clamping block structure of the present invention.

Fig. 3 is a schematic structural view of the broach according to the present invention.

Fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. broaching machine; 2. clamping a cutter rod; 3. broaching; 4. installing a clamping block; 5. drawing a hole workpiece; 6. a fixing plate; 301. a mold bar; 401. forming a cutter hole; 402. and (6) installing and detaching the hole.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides a commercial vehicle turnover arm waist-shaped hole machining tool, which comprises a broaching machine 1, a broach 3, a clamping block 4 and a broaching workpiece 5; one side of the top surface of the broaching machine 1 is fixedly connected with a cutter clamping rod 2; a telescopic rod is arranged inside the clamping cutter rod 2; the broach 3 is screwed and fixed at one end of the telescopic rod in the cutter clamping rod 2 through a screw; the clamping block 4 is inserted in the fixing plate 6 at one side of the top surface of the broaching machine 1; a forming cutter hole 401 is formed in the clamping block 4, and the forming cutter hole 401 penetrates through the clamping block 4, as shown in the attached drawings 1, 2 and 4, the design facilitates the detachment and installation of the broach 3, and improves the flexibility of the device; an installing and detaching block is arranged on one side of the clamping block 4, an installing and detaching hole 402 is formed in the middle of the installing and detaching block, the outer diameter shape of the installing and detaching hole 402 is the same as that of the bottom of the broaching workpiece 5, and as shown in the attached drawings 1, 2 and 4, the design facilitates the disassembling and the installing of the broaching workpiece 5 and improves the flexibility of the device; the broaching workpiece 5 is inserted in the clamping block 4; the fixed plate 6 is fixedly connected with one side of the top surface of the broaching machine 1.

Wherein, broach 3 be equipped with model pole 301, and the shape in the cross-section of the model pole 301 body of rod is waist shape, and the internal diameter shape of taking shape sword hole 401 is the same with model pole 301's external diameter shape, as figure 1, figure 3 and figure 4 show, this design makes broach 3 once only broach to broach work piece 5 through model pole 301 and targets in place, can reach the processing high efficiency, the reliable and stable effect of quality, change to the fashioned technology of drilling bottom hole broaching, very big improvement production efficiency, the quality can be stably guaranteed, the product percent of pass promotes greatly.

Wherein, the circular body of rod of broach 3 is the design of gradual change to the 301 waist shape body of rod of model pole, as shown in figure 1, figure 3 and figure 4 for the device can be smooth and stable carry out the broaching operation to broaching work piece 5, the jamming can not appear and cause the cracked phenomenon of broach 3 to take place, has improved the device's stability and practicality.

The specific use mode and function of the embodiment are as follows:

in the utility model, a broaching workpiece 5 is placed in an installing and detaching hole 402 of a clamping block 4, the installing and detaching hole 402 facilitates the installation and the detaching and washing of the broaching workpiece 5, a broaching tool 3 passes through a bottom hole pre-drilled on the broaching workpiece 5 and is clamped at one end of a telescopic rod of a clamping bar 2, a forming tool hole 401 penetrates through the inner part of the clamping block 4, the dismounting and the installation of the broaching tool 3 are facilitated, the broaching workpiece 5 can be processed by the waist-shaped hole by pulling the broaching tool 3 inwards through a broaching machine 1, the broaching tool 3 can be used for broaching the broaching workpiece 5 in place through a model rod 301, the processing efficiency and the quality are high, the effect of stable and reliable is achieved, the process of broaching and forming the broaching hole is changed, the production efficiency is greatly improved, the quality can be ensured stably, the product qualification rate is greatly improved, the design that the circular rod body of the broaching tool 3 is gradually changed to the waist-shaped rod body of the model rod 301 enables the device to smoothly and stably carry out the broaching operation on the broaching workpiece 5, the phenomenon that the broaching tool 3 is broken due to clamping stagnation can not occur, and the broaching workpiece 5 and the broaching tool 3 can be taken out after the machining is finished, and the machining can be continued by repeating the steps.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a commercial car upset arm waist shape hole processing frock which characterized in that: comprises a broaching machine (1), a broaching tool (3), a clamping block (4) and a broaching workpiece (5); one side of the top surface of the broaching machine (1) is fixedly connected with a cutter clamping rod (2); a telescopic rod is arranged inside the clamping cutter rod (2); the broach (3) is screwed and fixed at one end of the telescopic rod in the cutter clamping rod (2) through a screw; the clamping block (4) is inserted into the fixing plate (6) on one side of the top surface of the broaching machine (1); the broaching workpiece (5) is inserted into the clamping block (4); the fixed plate (6) is fixedly connected to one side of the top surface of the broaching machine (1).

2. The commercial vehicle overturning arm waist-shaped hole machining tool according to claim 1, characterized in that: and a forming cutter hole (401) is formed in the clamping block (4), and the forming cutter hole (401) penetrates through the clamping block (4).

3. The commercial vehicle overturning arm waist-shaped hole machining tool according to claim 1, characterized in that: an installing and detaching block is arranged on one side of the clamping block (4), an installing and detaching hole (402) is formed in the middle of the installing and detaching block, and the outer diameter shape of the installing and detaching hole (402) is the same as that of the bottom of the broaching workpiece (5).

4. The commercial vehicle overturning arm waist-shaped hole machining tool according to claim 1, characterized in that: the broaching tool (3) is provided with a model rod (301), the shape of the cross section of the body of the model rod (301) is waist-shaped, and the shape of the inner diameter of the forming tool hole (401) is the same as the shape of the outer diameter of the model rod (301).

5. The commercial vehicle overturning arm waist-shaped hole machining tool according to claim 1, characterized in that: the round rod body of the broach (3) is gradually changed to the waist-shaped rod body of the model rod (301).

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