CN220902525U

CN220902525U - Axial angle positioning device for processing long-shaft long-tube parts

Info

Publication number: CN220902525U
Application number: CN202322440840.7U
Authority: CN
Inventors: 关宝勤; 王志刚; 刁春娣; 张晓均; 胡宸珲; 胡亚莉
Original assignee: Baoji Guanghui Machinery Co ltd
Current assignee: Baoji Guanghui Machinery Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-05-07
Anticipated expiration: 2033-09-08

Abstract

The axial angle positioning device for machining long-shaft long-tube parts belongs to the technical field of machining devices. Including the bottom plate, bottom plate upper portion vertical fixation has the mainboard, and the mainboard front side is equipped with the carousel, and the centre bore on the carousel links together through axle rotation bearing structure with the centre bore of mainboard and guarantees that the carousel can free rotation, is equipped with on mainboard and the carousel and is used for carrying out the hole site angle location structure that fixes a position according to the angle to the carousel, is equipped with on the mainboard leading flank and is used for compressing tightly the carousel and fix the clamp plate structure, carousel front side fixedly connected with chuck. The angle of the part can be allocated according to the hole position of the rotary turntable, and then the part is pressed by positioning, so that the installation and processing requirements are met, the manufacturing is simple, the installation is simple and convenient, the positioning is accurate, and the manufacturing cost is saved.

Description

Axial angle positioning device for processing long-shaft long-tube parts

Technical Field

The utility model belongs to the technical field of machining devices, and particularly relates to an axial angle positioning device for machining long-shaft long-tube parts.

Background

The long shaft and long tube parts in machining production are more processed, the processing angle of the whole shaft side of the parts is within 2-8 angles, and the parts are usually required to be processed in four-shaft large gantry equipment. Because only one of 8 devices in the existing large gantry device is provided with four shafts, the rest devices are not provided with four shafts. The market purchases one numerical control four-axis, with software upgrading and parallel connection, about 25 tens of thousands of yuan, and the total of the rest 7 all purchasing numerical control four-axis needs 175 tens of thousands of yuan, which is only the cost of the main motion part of the turntable, and does not contain the rest fixture accessories and the later maintenance cost. Therefore, the improvement cost is very high, so that an axial angle positioning device needs to be designed by self to solve the problems in the prior art.

Disclosure of utility model

The utility model solves the technical problems that: the axial angle positioning device for processing long-shaft long-tube parts is provided, the angles of the supported parts can be distributed according to the hole positions of the rotating turntable, and then the supported parts are tightly pressed by positioning, so that the requirements of installation and processing are met, the device is simple to manufacture, convenient to install, accurate in positioning and manufacturing cost saving.

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

Axial angle positioner is used in processing of long-axis long tube class part, comprising a base plate, bottom plate upper portion perpendicular is fixed with the mainboard, the mainboard front side is equipped with the carousel, the centre bore on the carousel is in the same place through axle rotation bearing structure connection and guarantees that the carousel can free rotation with the centre bore of mainboard, be equipped with on mainboard and the carousel and be used for carrying out the hole site angle location structure that fixes a position to the carousel according to the angle, be equipped with on the mainboard leading flank and be used for compressing tightly the carousel and carry out fixed clamp plate structure, carousel front side fixedly connected with chuck.

Further limiting the scheme, fixing a positioning key for connecting and positioning with a T-shaped groove on the machine tool is fixed at the lower part of the bottom plate, and the positioning key is fixedly connected with the bottom plate through a key connecting bolt; the T-shaped block is fixedly connected with the T-shaped groove on the machine tool in an adaptive manner, and is fixedly connected with the bottom plate through a T-shaped block connecting bolt.

Further limiting the scheme, the back of the main board is connected with the bottom board in a reinforcing way through a reinforcing plate.

Further limiting the scheme, the shaft rotation supporting structure between the turntable and the main plate comprises a bearing, a bearing spacer and a shaft, one end of the shaft is supported in a central hole of the main plate through the bearing, the other end of the shaft is supported in the central hole of the turntable through another bearing, the bearing spacer for separating the two bearings is sleeved in the middle of the shaft, a bearing gland for pressing the bearings is arranged at a port at the rear side of the central hole of the main plate, and the bearing gland is fixedly connected with the main plate through a gland bolt.

Further limiting the scheme, the hole site angle positioning structure on mainboard and carousel includes the locating shaft, be equipped with a plurality of locating holes II according to the angle distribution circumference on the carousel, be equipped with a locating hole I on the mainboard, locating hole I and locating hole II position correspond, locating hole I and locating hole II inside all overlap the locating sleeve, the carousel is rotated and is inserted locating hole I and corresponding locating hole II through the locating shaft after the assigned position and is fixed a position.

Further limiting the scheme, the pressing plate structure on the main plate comprises a pressing plate, and the pressing plate is connected with the main plate through a pressing plate fastening bolt and a pressing plate gasket.

Further limiting the scheme, the chuck is fixedly connected with the turntable through a chuck fixing bolt.

Further limiting the scheme, the clamping inner support is further included, and the clamping inner support is arranged in an inner hole of a part clamping part when the chuck clamps the thin-wall pipe parts.

Compared with the prior art, the utility model has the advantages that:

1. According to the scheme, the axial angle positioning device is prepared by comprehensively analyzing long-axis and long-tube parts which are the same in type and similar in type, the ends of the long-axis and long-tube parts are supported, the angles can be distributed by rotating the turntable according to requirements, then the long-axis and long-tube parts are positioned through the positioning shaft and pressed after being positioned, so that the requirements of installation and processing are met, the device is simple to manufacture, convenient to install and accurate to position, the manufacturing cost is saved, and the device can be used for various common boring and milling machine tools and numerical control boring and milling machine tools;

2. The precision of the axial angle positioning device in the scheme is that the axial angle positioning device is positioned by the pin hole, has no transmission error and no thermal expansion and contraction coefficient, is very reliable, can exceed the numerical control four-axis rotation precision, and has low manufacturing cost.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a left side view of the structure of the present utility model;

FIG. 3 is a right side view of the structure of the present utility model;

FIG. 4 is a top plan view of the structure of the present utility model;

FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4 in accordance with the present utility model;

FIG. 6 is a schematic view of the B-B direction of FIG. 5 according to the present utility model.

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.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Referring to fig. 1-6, embodiments of the present utility model are described in detail.

Examples: the axial angle positioning device for machining long-shaft long-tube parts comprises a bottom plate 1, and a main plate 2 is vertically fixed on the upper portion of the bottom plate 1. The back of the main board 2 is connected with the bottom board 1 through a reinforcing plate 3 in a reinforcing way. Wherein, the bottom plate 1, the main board 2 and the reinforcing plate 3 are all formed by removing stress after adopting Q345B material assembly welding, and after finish machining, the perpendicularity of the main board 2 is ensured to be within 0.015mm, and the precision of bearing holes and positioning holes is ensured.

In this embodiment, the front side of the main board 2 is provided with a turntable 10, and a central hole on the turntable 10 is connected with a central hole of the main board 2 through a shaft rotation supporting structure to ensure that the turntable 10 can rotate freely. Specifically, referring to fig. 5, the shaft rotation supporting structure between the turntable 10 and the main board 2 includes a bearing 4, a bearing spacer 7 and a shaft 8, one end of the shaft 8 is supported in a central hole of the main board 2 through the bearing 4, the other end of the shaft 8 is supported in a central hole of the turntable 10 through another bearing 4, a bearing spacer 7 for separating the two bearings 4 is sleeved in the middle of the shaft 8, a bearing gland 5 for pressing the bearing 4 is arranged at a port at the rear side of the central hole of the main board 2, and the bearing gland 5 is fixedly connected with the main board 2 through a gland bolt 6. Wherein the bearing 4 is purchased 6028 bearing and is used for being in transition fit with the main board and the center of the turntable. The material of the bearing cover 5 is A3. The gland bolt 6 adopts a hexagonal bolt in M8X 20. The bearing spacer 7 is made of A3. The shaft 8 is a D40 shaft, is made of 45# materials, is quenched and tempered, has an outer diameter and is ground, comprises a clamp, and is connected with two bearings and a bearing spacer sleeve, so that the turntable can easily rotate on the main board.

In this embodiment, hole site angle positioning structures for positioning the turntable 10 according to angles are disposed on the main board 2 and the turntable 10. Specifically, referring to fig. 5, the hole location angle positioning structure on the main board 2 and the turntable 10 includes a positioning shaft 14, a plurality of positioning holes ii 10-1 are formed on the turntable 10 according to the circumference of the angle distribution, a positioning hole i 2-1 is formed on the main board 2, the positions of the positioning hole i 2-1 and the positioning hole ii 10-1 correspond to each other, positioning sleeves 9 are respectively sleeved in the positioning hole i 2-1 and the positioning hole ii 10-1, and the turntable 10 is inserted into the positioning hole i 2-1 and the corresponding positioning hole ii 10-1 for positioning after rotating to a specified position through the positioning shaft 14. The positioning sleeve 9 is made of a material T10, quenched and tempered, inner and outer diameters are ground, and the positioning sleeve is in interference fit with positioning holes in the turntable and the main board. The turntable 10 is made of 45# quenched and tempered materials and is used for indexing and fixing a chuck. The positioning shaft 14 is made of a material T10, quenched and tempered, the outer diameter is ground, and the direction angle of the turntable is fixed by inserting two positioning holes of the turntable and the main board.

In this embodiment, a pressing plate structure for pressing and fixing the turntable 10 is disposed on the front side of the main board 2. Specifically, referring to fig. 6, the platen structure on the main board 2 includes a platen 13, and the platen 13 is connected to the main board 2 through a platen fastening bolt 23 and a platen washer 22. Wherein, the material of the pressing plate 13 is 35CrMo for tempering and is used for pressing the turntable after positioning. The pressing plate fastening bolts 23 are hexagonal bolts in M16X70, and the pressing plate gaskets 22 are M16mm gaskets.

In this embodiment, the chuck 11 is fixedly connected to the front side of the turntable 10. The chuck 11 is fixedly connected with the turntable 10 through a chuck fixing bolt 12. Wherein, chuck 11 directly purchases D200 three-jaw chuck, standard chuck for the centre gripping part. The three claws can be replaced at will, and according to the characteristics of the product, the two claws, the three claws, the four claws, the circular arc holding claw and the tooling can be installed to meet the processing requirements. The chuck fixing bolt 12 adopts an M10 bolt.

In this embodiment, referring to fig. 5, a positioning key 15 for connecting and positioning with a T-shaped slot on a machine tool is fixed on the lower portion of the bottom plate 1, so as to achieve quick and accurate positioning; the positioning key 15 is fixedly connected with the bottom plate 1 through a key connecting bolt 16. The lower part of the bottom plate 1 is fixedly provided with a T-shaped block 21 which is used for being connected with a T-shaped groove on a machine tool in an adaptive manner, and the T-shaped block 21 is fixedly connected with the bottom plate 1 through a T-shaped block connecting bolt 20. Wherein the positioning key 15 is purchased. The key connection bolt 16 is a hexagonal bolt in M6. The T-shaped block connecting bolt 20 is a hexagonal bolt in an M20X 60.

The clamping inner support 18 is made of A3. The chuck 11 is used for placing the clamping inner support 18 into an inner hole of a part clamping part when clamping the part 17 of the thin-wall pipe.

According to the utility model, through comprehensively analyzing long-axis and long-tube parts of the same type and similar type, an axial angle positioning device is prepared, the ends of the long-axis and long-tube parts are supported, the angles can be distributed by rotating the turntable according to requirements, then the positioning shafts are used for positioning, and the positioning shafts are used for compacting after positioning, so that the requirements of installation and processing are met, the device is simple to manufacture, convenient to install, accurate in positioning and capable of saving manufacturing cost, and the device can be used for various common boring and milling machine tools and numerical control boring and milling machine tools. When in use, the device is provided with a long shaft tube type supporting device 19 according to the length of the part, and the structure is directly selected from supporting structures in the prior art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments 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 rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Axial angle positioner is used in processing of major axis long tube class part, its characterized in that: including bottom plate (1), bottom plate (1) upper portion vertical fixation has mainboard (2), mainboard (2) front side is equipped with carousel (10), the centre bore on carousel (10) is in the same place with the centre bore of mainboard (2) through axle rotation bearing structure and guarantees carousel (10) and can freely rotate, be equipped with on mainboard (2) and carousel (10) and be used for carrying out the hole site angle location structure that fixes a position to carousel (10) according to the angle, be equipped with on mainboard (2) leading flank and be used for compressing tightly carousel (10) and carry out fixed clamp plate structure, carousel (10) front side fixedly connected with chuck (11).

2. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: a positioning key (15) for connecting and positioning with a T-shaped groove on a machine tool is fixed at the lower part of the bottom plate (1), and the positioning key (15) is fixedly connected with the bottom plate (1) through a key connecting bolt (16); the T-shaped block (21) used for being connected with a T-shaped groove on a machine tool in an adaptive mode is fixed at the lower portion of the bottom plate (1), and the T-shaped block (21) is fixedly connected with the bottom plate (1) through a T-shaped block connecting bolt (20).

3. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: the back of the main board (2) is in reinforced connection with the bottom board (1) through a reinforcing plate (3).

4. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: the utility model provides a bearing gland (5) that axle rotation bearing structure between carousel (10) and mainboard (2) includes bearing (4), bearing spacer (7) and axle (8), axle (8) one end is supported in the centre bore of mainboard (2) through bearing (4), the axle (8) other end is supported in the centre bore of carousel (10) through another bearing (4), the cover has in the middle of axle (8) and is used for separating two bearings (4) bearing spacer (7), the port of mainboard (2) centre bore rear side is equipped with and is used for pushing down bearing (4), bearing gland (5) are through gland bolt (6) and mainboard (2) fixed connection.

5. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: hole site angle location structure on mainboard (2) and carousel (10) includes locating shaft (14), be equipped with a plurality of locating holes II (10-1) according to the angle distribution circumference on carousel (10), be equipped with a locating hole I (2-1) on mainboard (2), locating hole I (2-1) and locating hole II (10-1) position correspond, locating hole I (2-1) and locating hole II (10-1) are inside all to be overlapped and are had locating sleeve (9), carousel (10) rotate and insert locating hole I (2-1) and corresponding locating hole II (10-1) through locating shaft (14) after the assigned position.

6. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: the pressing plate structure on the main plate (2) comprises a pressing plate (13), and the pressing plate (13) is connected with the main plate (2) through a pressing plate fastening bolt (23) and a pressing plate gasket (22).

7. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: the chuck (11) is fixedly connected with the turntable (10) through a chuck fixing bolt (12).

8. The axial angle positioning device for machining long-shaft long-tube parts according to claim 1, wherein the axial angle positioning device comprises: the clamping inner support (18) is arranged in an inner hole of the part clamping part when the chuck (11) clamps the thin-wall pipe parts (17).