CN209754587U - Worm wheel chamber end face turning tool of worm gear box - Google Patents

Abstract

The utility model provides a worm wheel chamber terminal surface lathe work frock of worm gear case, comprising a base plate, the front portion of bottom plate sets up the stopper, the left and right sides symmetry of stopper sets up hold-down mechanism, one of them hold-down mechanism's rear side sets up positioning mechanism, the well rear portion of bottom plate sets up adjusting bolt, the rear portion of bottom plate is equipped with a plurality of balancing piece mounting holes. The utility model has the advantages of simple structure, the clamping is fast, and wherein stopper, hold-down mechanism and positioning mechanism etc. guarantee that the worm gear case reliably fixes a position in the course of working, have improved machining efficiency and precision.

Description

Worm wheel chamber end face turning tool of worm gear box

Technical Field

The utility model relates to the technical field of machining, especially, relate to a worm gear chamber facing lathe work frock of worm gear case.

Background

The worm and gear box belongs to the special-shaped box body, a worm cavity and a worm cavity are arranged in the worm and gear box, the two cavities are generally 90 degrees staggered, the special-shaped box body belongs to parts which are difficult to machine in machining, the surfaces and holes in multiple directions need to be machined, and each machined surface has high position precision in a space position, so that when the worm and gear box is machined, stable and reliable positioning needs to be guaranteed by means of a specific tool clamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a worm wheel chamber facing lathe work frock of worm gear case, simple structure, convenient operation is convenient for provide reliable location, improves machining efficiency and precision for the worm wheel chamber facing lathe work of worm gear case.

the utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:

The utility model provides a worm gear chamber terminal surface lathe work frock of worm gear case, includes the bottom plate, one side of bottom plate sets up the stopper, the left and right sides symmetry of stopper sets up hold-down mechanism, one of them one side of hold-down mechanism sets up positioning mechanism, the rear side of stopper sets up adjusting bolt, the opposite side of bottom plate sets up a plurality of balancing piece mounting holes.

Wherein, the stopper adopts 90L type structure usually, and the worm gear case is installed on the stopper, has guaranteed the thick location of worm gear case, and positioning reliability has further been guaranteed to positioning mechanism in addition, and hold-down mechanism further prevents worm gear case offset in the course of working, and is equipped with the balancing piece mounting hole on the base, is convenient for ensure the equilibrium of whole frock through the increase and decrease balancing piece. The adjusting bolt is used for fine adjustment of the position of the worm gear box.

Optionally, hold-down mechanism includes briquetting and spacing post, the left and right sides symmetry of stopper sets up spacing post, every all set up the screw rod between spacing post and the stopper, cup joint briquetting and nut on the screw rod in proper order, the briquetting is relative the screw rod rotates, the tail end of briquetting with spacing post is mutually supported.

The briquetting can be rotatory round the screw rod, and when clamping worm gear case, the briquetting is rotatory to the worm intracavity, compresses tightly worm gear case, and spacing post further butt briquetting restricts the position of briquetting.

Optionally, the positioning mechanism includes a positioning block and a positioning bolt, the positioning block is disposed on one side of the limiting column, and the positioning bolt penetrates through the upper section of the positioning block and is movably connected with the positioning block.

The positioning bolt further ensures the positioning reliability of the worm and gear box.

Optionally, the side wall of the limiting column is provided with a limiting tangent plane, and the limiting tangent plane is matched with the tail end of the pressing block.

When the pressing block compresses the worm gear box, the tail of the pressing block is abutted to the limiting tangent plane on the limiting column, so that the position of the pressing block is further limited, and the worm gear box is prevented from deviating.

Optionally, two positioning mechanisms are further arranged on the front side of the limiting block.

Two positioning mechanisms are further arranged in front of the limiting block, so that the positioning reliability of the worm and gear box is further ensured, and the machining precision is further ensured.

The utility model has the advantages that: the utility model has the advantages of simple structure, the worm gear case clamping of being convenient for improves machining efficiency and precision. Wherein the stopper has guaranteed the thick location of worm gear case, and hold-down mechanism compresses tightly the worm gear case, prevents that the worm gear case from taking place the skew, and positioning mechanism has further guaranteed the reliable location of worm gear case, and adjusting bolt is used for the worm gear case position fine setting, and the balancing piece mounting hole is used for the demountable installation balancing piece in addition, has guaranteed the equilibrium of this frock.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a structural diagram of a turning tool for the end face of a worm gear cavity of a worm gear box in the embodiment 1;

FIG. 2 is a schematic structural view of a worm gear box mounted on the tooling shown in FIG. 1;

FIG. 3 is a structural diagram of a turning tool for the end face of the worm gear cavity of the worm gear box in the embodiment 2;

FIG. 4 is a diagram of a spacing post according to one embodiment;

in the figure: 1-a bottom plate; 2, a limiting block; 3-a pressing mechanism; 301-briquetting; 302-screw rod; 303-limiting columns; 3031-limiting section; 4-a positioning mechanism; 401-positioning block; 402 a positioning bolt; 5-adjusting the bolt; 6-balance block mounting hole.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

As shown in fig. 1-2, the turning tool for the end face of the worm gear cavity of the worm gear box of the embodiment comprises a base plate 1, a limiting block 2 is arranged on one side of the base plate 1, pressing mechanisms 3 are symmetrically arranged on the left side and the right side of the limiting block 2, one of the pressing mechanisms 3 is provided with a positioning mechanism 4 on one side, an adjusting bolt 5 is arranged on the rear side of the base plate 1, and a plurality of balance block mounting holes 6 are arranged on the other side of the base plate 1. Wherein, the structure of stopper 2 matches with the structure in worm gear chamber of worm gear case, and stopper 2 is L type structure usually. The worm gear case is installed on stopper 2, has guaranteed the thick location of worm gear case, and positioning reliability has further been guaranteed to positioning mechanism 4 in addition, and hold-down mechanism 3 further prevents worm gear case offset in the course of working, and is equipped with balancing piece mounting hole 6 on the base 1, is convenient for ensure the equilibrium of whole frock through the increase and decrease balancing piece. The adjusting bolt 5 is used for fine adjustment of the position of the worm gear box.

Compact structure 3 includes briquetting 301 and spacing post 303, the left and right sides symmetry of stopper 2 sets up spacing post 303, every spacing post 303 with all set up screw rod 302 between the stopper 2, cup joint briquetting 301 and nut on the screw rod 302 in proper order, briquetting 301 is relative screw rod 302 rotates, the tail end of briquetting 301 with spacing post 303 mutually supports.

Briquetting 301 can be rotatory around screw rod 301, and when the clamping worm gear case, briquetting 301 is rotatory to the worm chamber, and then pushes down the worm gear case, and spacing post 303 further butts the tail end of briquetting 301 to the position of restriction briquetting 301, and the nut of screwing, fixed briquetting position.

The positioning structure 4 comprises a positioning block 401 and a positioning bolt 402, the positioning block 401 is disposed on one side of the limiting column 301, and the positioning bolt 402 penetrates through the upper section of the positioning block 401 and is movably connected with the positioning block 401.

The positioning bolts 402 further ensure the positioning reliability of the worm and gear box.

In addition, as shown in fig. 4, the side wall of the limiting column 303 is provided with a limiting tangent plane 3031, and the limiting tangent plane 3031 is matched with the tail end of the pressing block 301.

When the pressing block 301 presses the worm gear box, the tail of the pressing block 301 abuts against the limiting tangent plane 3031 of the limiting column 302, so that the position of the pressing block 301 is further limited, and the worm gear box is prevented from deviating.

Example 2

Compared with example 1, the difference is that: as shown in fig. 3, two positioning mechanisms 4 are further disposed on the front side of the limiting block 2. Further ensuring the positioning reliability of the worm gear box.

The following describes the usage of the present invention with reference to fig. 1-2:

When the tool is used, the whole tool is firstly installed on a machine tool, a worm and gear box to be processed is placed in the limiting plate 2 for coarse positioning, a worm gear cavity opening of the worm and gear box is upward, the worm and gear box is further positioned by the positioning mechanism 4, specifically, the positioning bolt 402 is used for positioning, then the worm and gear box is compressed by the compressing mechanism, the position deviation is prevented, specifically, the pressing block 301 can rotate up and down or left and right around the screw 302, when the front end of the pressing block 301 rotates to the worm cavity to compress the worm and gear box, the tail of the pressing block 301 abuts against the limiting tangent plane of the side wall of the limiting column 303, then the pressing block 301 is fixed by screwing the nut, and if necessary, the position of the worm and gear box can be finely adjusted by; if the frock is unbalanced, also can install the balancing piece and guarantee the equilibrium of frock.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (5)

1. The utility model provides a worm gear chamber terminal surface lathe work frock of worm gear case, includes the bottom plate, its characterized in that, one side of bottom plate sets up the stopper, the left and right sides symmetry of stopper sets up hold-down mechanism, one of them one side of hold-down mechanism sets up positioning mechanism, the rear side of stopper sets up adjusting bolt, the bottom plate opposite side sets up a plurality of balancing piece mounting holes.

2. The tool for turning the end face of the worm gear cavity of the worm gear box according to claim 1, wherein the pressing mechanism comprises a pressing block and limiting columns, the limiting columns are symmetrically arranged on the left side and the right side of each limiting column, a screw rod is arranged between each limiting column and each limiting block, the pressing block and a nut are sequentially sleeved on each screw rod, the pressing block rotates relative to each screw rod, and the tail end of the pressing block is matched with the limiting columns.

3. The tool for turning the end face of the worm gear cavity of the worm gear box according to claim 2, wherein the positioning mechanism comprises a positioning block and a positioning bolt, the positioning block is arranged on one side of the limiting column, and the positioning bolt penetrates through the upper section of the positioning block and is movably connected with the positioning block.

4. The tool for turning the end face of the worm gear cavity of the worm gear box according to claim 2, wherein a limiting tangent plane is arranged on the side wall of the limiting column, and the limiting tangent plane is matched with the tail end of the pressing block.

5. The tool for turning the end face of the worm gear cavity of the worm gear box according to any one of claims 1 to 4, wherein two positioning mechanisms are further arranged on the front side of the limiting block.