CN210024540U

CN210024540U - A fixed frock for processing turbine case base

Info

Publication number: CN210024540U
Application number: CN201920912120.7U
Authority: CN
Inventors: 张玉琪; 刘全
Original assignee: XUZHOU TIANZHENG TECHNOLOGY Co Ltd
Current assignee: XUZHOU TIANZHENG TECHNOLOGY Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-02-07
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses a fixed frock for processing turbine case base, including the bottom plate that is used for installing the box base, it has the locating pin all to support tightly on two adjacent lateral walls of box base, and the quantity that corresponds the locating pin on the lateral wall of every box base is two, locating pin fixed mounting is on the bottom plate surface, two lateral wall outsides that the box base is not equipped with the locating pin all rotate and install the cam, and the quantity that corresponds the cam on the lateral wall of every box base is two, the closing device who is used for fixed box base is all installed to the both sides of box base. The device has the characteristics of accurate positioning and convenient installation; when the device is used for processing, the pressing plate can be rotated to one side of the workpiece, the bolt is screwed to tightly press the workpiece, and when the device is installed, the folding frame can be rotated to the outer side, so that the base of the box body can be taken down.

Description

A fixed frock for processing turbine case base

Technical Field

The utility model belongs to the technical field of fixed frock, concretely relates to fixed frock for processing turbine case base.

Background

The turbine box is called a worm gear reduction box, a worm gear speed reducer and a worm gear speed reducer.

The worm gear reduction box has the characteristics of durability, large transmission ratio, small integration, strong self-locking capability, simple structure, easy manufacture and the like, so the worm gear reduction box is widely applied, the worm gear box mainly comprises a worm gear or a gear, a shaft, a bearing, a box body and the like, the box body is an upper part and a lower part and is fixed through bolts, the requirement on the roughness of a contact surface is higher, the worm gear box needs to be installed on a numerical control machine tool for processing, the common fixing tool is inconvenient to install and has large operation difficulty, and therefore the worm gear box capable of solving the problems is urgently needed.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a fixed frock for processing turbine case base can realize simple to operate, fixed firm fixed frock.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fixed frock for processing turbine case base, is including the bottom plate that is used for installing the box base, all support tightly on two adjacent lateral walls of box base has the locating pin, and the quantity that corresponds the locating pin on every box base's the lateral wall is two, locating pin fixed mounting is on the bottom plate surface, two lateral wall outsides that the box base is not equipped with the locating pin all rotate and install the cam, and the quantity that corresponds the cam on every box base's the lateral wall is two, closing device for fixed box base is all installed to the both sides of box base.

Preferably, the inside of bottom plate is located the cam and rotates under and installs the second gear, the second gear passes through the connecting shaft with corresponding the cam and is connected, the connecting shaft runs through the bottom plate, and the meshing is connected with a plurality of third gears between the second gear that two cams of corresponding homonymy are connected, one side of third gear all meshes and is connected with first gear, the top of first gear is connected with the hex bolts, the hex bolts runs through the bottom plate and extends the upper surface of bottom plate.

Preferably, closing device includes the vertical stand of installing on the bottom plate, the sliding sleeve has been cup jointed to the upper end outside of stand, the bottom of sliding sleeve is connected with the spring, the top of sliding sleeve is equipped with the nut that is used for supporting tight sliding sleeve, one side of sliding sleeve is connected with the book shape frame, the one end that the sliding sleeve was kept away from to the book shape frame is installed the clamp plate that is used for compressing tightly the box base.

Preferably, four corners of the bottom plate are provided with mounting holes penetrating through the bottom plate.

Preferably, the outer contour line formed by the projection of the cam on the surface of the bottom plate is an Archimedes spiral.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the cam and the positioning pin are respectively arranged on the four sides of the base of the box body, so that the device has the characteristics of accurate positioning and convenient installation;

(2) the utility model discloses an install the stand on the bottom plate, and be equipped with rotatable book shape frame on the stand, realized this device adding man-hour, can rotate the clamp plate and twist to work piece one side and move the bolt and compress tightly the work piece, when the installation, can rotate to the outside with book shape frame, can take off the box base.

Drawings

FIG. 1 is a view showing an installation state of the present invention;

FIG. 2 is a view of the structure of the tool of the present invention;

FIG. 3 is a connection diagram of a plurality of gears in the bottom plate of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is an exploded view of the compressing device of the present invention;

fig. 6 is a schematic view of the cam structure of the present invention.

Description of reference numerals:

1. the device comprises a bottom plate, 2, a column, 3, a spring, 4, a folding rod, 5, a nut, 6, a hexagonal stud, 7, a cam, 8, a first gear, 9, a second gear, 10, a third gear, 11, a positioning pin, 12, a pressing plate, 13, a connecting shaft, 14, a folding frame, 15 and a sliding sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 6, a fixing tool for processing a base of a turbine box comprises a bottom plate 1 for mounting a base of a box body, wherein four corners of the bottom plate 1 are provided with mounting holes penetrating through the bottom plate 1, the bottom plate is fixed on a machine tool workbench through the mounting holes, two adjacent side walls of the base of the box body are tightly abutted with positioning pins 11, the number of the corresponding positioning pins 11 on each side wall of the base of the box body is two, the two positioning pins 11 are respectively arranged at two ends of the corresponding side wall for convenient positioning and preventing inclination, the positioning pins 11 are fixedly arranged on the surface of the bottom plate 1, cams 7 are rotatably arranged at the outer sides of the two side walls of the base of the box body which are not provided with the positioning pins 11, an outer contour line formed by projection of the cams 7 on the surface of the bottom plate 1 is an archimedes spiral, and when the cams 7 are rotated, the outer ring, the number of the corresponding cams 7 on the side wall of each box body base is two, the rotating speeds of the two cams 7 are the same, the distance between each cam 7 and the box body base is gradually reduced until each cam 7 is tightly abutted against the box body base, a second gear 9 is rotatably arranged in the bottom plate 1 under each cam 7, the second gears 9 are connected with the corresponding cams 7 through connecting shafts 13, the connecting shafts 13 penetrate through the bottom plate 1, a plurality of third gears 10 are connected between the second gears 9 connected with the two cams 7 on the same side correspondingly in a meshing manner, one sides of the third gears 10 are respectively connected with a first gear 8 in a meshing manner, a hexagonal stud 6 is connected above each first gear 8, the hexagonal studs 6 penetrate through the bottom plate 1 and extend out of the upper surface of the bottom plate 1, a group of cams 7 is respectively arranged outside the two side walls of each box body base, and the hexagonal studs 6 are rotated, the hexagon bolt 6 drives the first gear 8 to rotate, the first gear 8 drives the third gear 10 to rotate, the third gear 10 can drive the second gear 9 to rotate, and the second gear 9 drives the corresponding cam 7 to rotate;

the pressing device for fixing the box base is arranged on both sides of the box base and comprises a vertical column 2 vertically arranged on a bottom plate 1, a rotatable sliding sleeve 15 is sleeved outside the upper end of the vertical column 2, the sliding sleeve 15 can drive a folding frame 14 and a pressing plate 12 to rotate, the pressing plate 12 can be used for pressing the box base when rotating to one side of the box base and can be used for replacing the box base when rotating to one side far away from the box base, a spring 3 is connected to the bottom of the sliding sleeve 15, the spring 3 can push the sliding sleeve 15, the sliding sleeve 15 drives the bottommost surface of the pressing plate 12 to be higher than the side edge of the bottom of the box base, a nut 5 for tightly pushing the sliding sleeve 15 is arranged above the sliding sleeve 15, the folding frame 14 is connected to one side of the sliding sleeve 15, the pressing plate 12 for pressing the box base is arranged at one end of the folding frame 14 far away from the sliding sleeve 15, and, the pressure to the side of the bottom of the box body base is small, and indentation is prevented.

During the use, fix bottom plate 1 on the workstation of machine tool, place the box base that will treat processing on bottom plate 1, make two adjacent lateral walls of box base support tightly respectively on corresponding stand 2, then twist two hex bolts 6 in proper order through the spanner, compress tightly two vertically directions of box base in proper order, hex bolts 6 drive first gear 8 and rotate, first gear 8 drives third gear 10 and rotates, third gear 10 drives second gear 9 and rotates, second gear 9 drives corresponding cam 7 and rotates, cam 7 and stand 2 can fix box base on bottom plate 1, it arranges on the curb plate of one side of box base to rotate book shape frame 14 to clamp plate 12, twist nut 5, nut 5 compresses tightly book shape pole 4, book shape pole 4 fixes box base on bottom plate 1, the lathe is to the upper surface processing of box base.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a fixed frock for processing turbine case base, includes bottom plate (1) that is used for installing the box base, its characterized in that: all support tightly on two adjacent lateral walls of box base and have locating pin (11), the quantity that corresponds locating pin (11) on the lateral wall of every box base is two, locating pin (11) fixed mounting is on bottom plate (1) surface, two lateral wall outsides that box base is not equipped with locating pin (11) all rotate and install cam (7), and the quantity that corresponds cam (7) on the lateral wall of every box base is two, the closing device who is used for fixed box base is all installed to box base's both sides.

2. The fixing tool for machining the base of the turbine box is characterized in that a second gear (9) is rotatably installed in the bottom plate (1) and located right below the cam (7), the second gear (9) is connected with the corresponding cam (7) through a connecting shaft (13), the connecting shaft (13) penetrates through the bottom plate (1), a plurality of third gears (10) are connected between the second gears (9) connected with the two cams (7) on the same side in a meshed mode, one side of each third gear (10) is connected with a first gear (8) in a meshed mode, a hexagonal stud (6) is connected to the upper portion of each first gear (8), and the hexagonal stud (6) penetrates through the bottom plate (1) and extends out of the upper surface of the bottom plate (1).

3. The fixing tool for machining the base of the turbine box is characterized in that the compressing device comprises a vertical column (2) vertically installed on a bottom plate (1), a sliding sleeve (15) is sleeved outside the upper end of the vertical column (2), a spring (3) is connected to the bottom of the sliding sleeve (15), a nut (5) used for tightly abutting against the sliding sleeve (15) is arranged above the sliding sleeve (15), a folding frame (14) is connected to one side of the sliding sleeve (15), and a pressing plate (12) used for pressing the base of the box body is installed at one end, far away from the sliding sleeve (15), of the folding frame (14).

4. The fixing tool for machining the base of the turbine box is characterized in that the four corners of the bottom plate (1) are provided with mounting holes penetrating through the bottom plate (1).

5. The fixing tool for machining the base of the turbine box is characterized in that the outer contour line formed by the projection of the cam (7) on the surface of the base plate (1) is an Archimedes spiral.