CN215616628U

CN215616628U - Processing tool for inclined hole of inner groove of front inner bearing cover

Info

Publication number: CN215616628U
Application number: CN202122307353.4U
Authority: CN
Inventors: 谢全海; 张丹丽; 周红明
Original assignee: Yongji Ruifuheng Mechanical Equipment Co ltd
Current assignee: Yongji Ruifuheng Mechanical Equipment Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-01-25
Anticipated expiration: 2031-09-23

Abstract

The utility model belongs to the technical field of machining and manufacturing of mechanical parts, and provides a tool for machining an inner groove inclined hole of a front inner bearing cover, which is convenient and effective to machine and position, reduces the machining difficulty of the inner hole, and improves the machining qualified rate of products; the technical scheme is as follows: the center of the upper surface of the workbench is fixedly provided with a cylindrical center positioning table, the center of the top surface of the center positioning table is provided with a threaded hole, the structure of the inner groove pressing plate is a U-shaped shallow groove plate, two open ends of the inner groove pressing plate are provided with outwards extending shoulder plates, the center of the inner groove pressing plate is fixed on the top surface of the center positioning table through the center pressing bolt, the shoulder plates on two sides of the inner groove pressing plate are pressed on an inner ring of a workpiece to be machined, and the track line of the outer edge of the shoulder plate does not exceed the center line of an inclined hole to be machined; the utility model can effectively prevent the interference of the screw and the cutter, clamps the workpiece at the center by using the screw, improves the efficiency, effectively prevents the workpiece from inclining and improves the product quality.

Description

Processing tool for inclined hole of inner groove of front inner bearing cover

Technical Field

The utility model discloses a tool for processing an inclined hole in an inner groove of a front inner bearing cover, belongs to the technical field of machining and manufacturing of mechanical parts, and particularly relates to the processing of the inclined hole in the inner groove of the front inner bearing cover.

Background

The inner side inclined hole a is formed in the front inner bearing cover and needs to be machined, the precision requirement is high, the inner ring of the part is higher than the inclined hole, namely, the inclined hole is hidden in the groove, if the inner part is pressed and mounted, the machining path of the inclined hole is influenced, the machining precision of the inclined hole is reduced, and even machining cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes the defects of the prior art, and solves the technical problems that: the utility model provides a preceding inner bearing lid inside groove inclined hole processing frock, processing location is convenient effective, has reduced the hole processing degree of difficulty, has improved the product processing qualification rate simultaneously.

In order to solve the technical problems, the utility model adopts the technical scheme that: the tooling for machining the inclined hole in the inner groove of the front inner bearing cover comprises a workbench, a central positioning table, an inner groove pressing plate and a central compression bolt, wherein the center of the upper surface of the workbench is fixedly provided with a cylindrical central positioning table, the center of the top surface of the central positioning table is provided with a threaded hole, the inner groove pressing plate is structurally a U-shaped shallow groove plate, two open ends of the U-shaped shallow groove plate are provided with outwards extending shoulder plates, the center of the inner groove pressing plate is fixed on the top surface of the central positioning table through the central compression bolt, the shoulder plates on two sides of the inner groove pressing plate are pressed on an inner ring of a workpiece to be machined, and the track lines of the outer edges of the shoulder plates do not exceed the central line of the inclined hole to be machined.

The center of the workbench is integrally provided with a threaded column, the center of the bottom of the center positioning table is provided with a threaded hole correspondingly matched with the threaded column, the center positioning table is fixedly connected on the workbench through threads, one side of the workbench is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, the top surface of the sliding block is higher than the top surface of the workbench, the outer edge of the bottom surface of the center positioning table is provided with a long groove correspondingly matched with the upper portion of the sliding block, the length of the long groove is smaller than the radius of the center positioning table, the bottom of the sliding block is located in the sliding groove of the workbench, and the top of the sliding block is located in the long groove of the bottom surface of the center positioning table so as to realize circumferential positioning of the center positioning table.

The utility model discloses a processing device, including the workstation, be equipped with two at least supplementary closing device on the workstation, a plurality of supplementary closing device are circumference setting around the central location platform, and supplementary closing device includes screw rod, briquetting, adjusting nut and pad post, the bottom of screw rod is passed through the thread tightening on the workstation, the center of briquetting is equipped with through-hole and activity suit at the screw rod middle part, and the pad post bottom mounting is on the workstation and set up the one side of keeping away from the central location platform at the screw rod, the one end of briquetting is pressed on the outer fringe plane of treating the processing work piece and its other end is pressed on the pad post, and adjusting nut passes through threaded connection and installs on screw rod upper portion and compress tightly the briquetting.

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

1. according to the utility model, the inner groove pressing plate is arranged at the center of the workpiece, so that the interference between the screw and the cutter is prevented, and the screw is used for clamping at the center, so that the efficiency is improved, the workpiece is effectively prevented from inclining, and the product quality is improved;

2. the central positioning table is fixed on the workbench through threaded connection, has the detachable and replaceable functions, can be selected from different types according to the inner diameters of different workpieces, is more convenient to use and wider in processing range, and can be circumferentially positioned through the sliding block to prevent the central positioning table from rotating, so that the central positioning table can be more stable on the premise of being detachable;

3. the auxiliary pressing device is arranged around the workpiece processing position, the auxiliary pressing device can be selected for use during processing, so that the workpiece is fixed more stably, and when the inclined holes to be processed in the workpiece are more, the auxiliary pressing device can be used for pressing and fixing the outer ring of the workpiece, so that the central pressing bolt can be loosened to adjust the direction of the inner groove pressing plate, and the problem of processing precision caused by the fact that the inclined holes at the position shielded by the central pressing bolt cannot be processed or the processing position is adjusted is avoided.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings;

FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a third embodiment of the present invention;

in the figure: 1 is the workstation, 2 is central location platform, 3 is the inner groovy clamp plate, 4 is central housing bolt, 5 is the screw thread post, 6 is the spout, 7 is the slider, 8 is the screw rod, 9 is the briquetting, 10 is adjusting nut, 11 is the pad post.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

As shown in fig. 1, the tooling for processing the inclined hole in the inner groove of the front inner bearing cover comprises a workbench 1, a central positioning table 2, an inner groove pressing plate 3 and a central pressing bolt 4, wherein the central positioning table 2 is fixedly installed at the center of the workbench 1, a threaded hole is formed in the center of the top surface of the central positioning table 2, the inner groove pressing plate 3 is a U-shaped shallow groove plate, two ends of an opening of the inner groove pressing plate are provided with outwards extending shoulder plates, the center of the inner groove pressing plate 3 is fixed on the top surface of the central positioning table 2 through the central pressing bolt 4, the shoulder plates at two sides of the inner groove pressing plate 3 are pressed on an inner ring of a workpiece to be processed, and the track line of the outer edge of the shoulder plate does not exceed the central line of the inclined hole to be processed.

The operation method comprises the following steps: the workpiece to be machined is placed on the workbench 1, the central positioning table 2 is located in an inner hole of the workpiece to be machined, the central positioning table 2 is matched and embedded with the inner hole of the workpiece, the groove bottom of the inner groove pressing plate 3 is attached to the central positioning table 2, two side shoulder plates of the inner groove pressing plate 3 are pressed on an inner ring of the workpiece to be machined, the central pressing bolt 4 penetrates through the inner groove pressing plate 3 to be matched and connected with a threaded hole of the central positioning table 2 until the inner groove pressing plate 3 completely presses the workpiece, namely, inclined holes can be machined, the inner groove pressing plate 3 cannot interfere with a screw and a cutter in the machining process, the efficiency is improved, the workpiece is effectively prevented from inclining, and the product quality is improved.

Example two

As shown in fig. 2, on the basis of the first embodiment, a threaded column 5 is integrally arranged at the center of the workbench 1, a threaded hole correspondingly matched with the threaded column is formed in the center of the bottom of the central positioning table 2, the central positioning table 2 is fixed on the workbench 1 through threaded connection, a sliding groove 6 is formed in one side of the workbench 1, a sliding block 7 is installed in the sliding groove 6 in a sliding mode, the top surface of the sliding block 7 is higher than the top surface of the workbench 1, a long groove correspondingly matched with the upper portion of the sliding block is formed in the outer edge of the bottom surface of the central positioning table 2, the length of the long groove is smaller than the radius of the central positioning table 2, the bottom of the sliding block is located in the sliding groove of the workbench 1, and the top of the sliding block is located in the long groove in the bottom surface of the central positioning table 2, so as to achieve circumferential positioning of the central positioning table 2.

The operation method of the embodiment is the same as that of the embodiment I, mainly aiming at workpieces of different models, before the workpieces are placed on the workbench 1, the center positioning table 2 of the corresponding model is selected, the center positioning table is fixed on the workbench 1 in a threaded connection mode, the sliding block 7 is pushed until the sliding block is clamped below the workpieces, the workpieces and the workbench 1 are circumferentially fixed, operation and machining are carried out according to the steps of the embodiment I, the application range of machining is expanded, and the machining input cost and the space cost are indirectly reduced.

EXAMPLE III

As shown in fig. 3, on the basis of the first embodiment, at least two auxiliary pressing devices are arranged on the workbench 1, the auxiliary pressing devices are circumferentially arranged around the central positioning table 2, each auxiliary pressing device comprises a screw 8, a pressing block 9, an adjusting nut 10 and a cushion column 11, the bottom of the screw 8 is fixed on the workbench 1 through threads, a through hole is formed in the center of the pressing block 9 and movably sleeved in the middle of the screw 8, the bottom end of the cushion column 11 is fixed on the workbench 1 and arranged on one side, far away from the central positioning table 2, of the screw 8, one end of the pressing block 9 is pressed on the outer edge plane of a workpiece to be processed, the other end of the pressing block is pressed on the cushion column 11, and the adjusting nut 10 is installed on the upper portion of the screw 8 through threaded connection and presses the pressing block 9.

The operation method of the embodiment is the same as that of the first embodiment, and mainly aims at different types of workpieces, and the earlier operation steps are the same as those of the first embodiment: when the workpiece is large, an auxiliary pressing device can be adopted to press and fix the outer ring of the workpiece, so that the processing stability is further ensured, and when the workpiece is small, the auxiliary pressing device can be omitted; when the inclined holes need to be processed in the workpiece, the auxiliary pressing device can be adopted to press and fix the outer ring of the workpiece, other inclined holes need to be processed in the inclined holes at the positions possibly shielded by the inner groove pressing plate 3, the inner groove pressing plate 3 is loosened to rotate and adjust the position, the auxiliary pressing device can ensure that the workpiece cannot be displaced in the adjusting process, and the processing precision is ensured.

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; while the utility model has been described in detail and with reference to the foregoing embodiments, it will 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; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. Preceding inner bearing lid inside groove inclined hole processing frock, its characterized in that: the center of the upper surface of the workbench (1) is fixedly provided with a cylindrical center positioning table (2), the center of the top surface of the center positioning table (2) is provided with a threaded hole, the structure of the inner groove pressing plate (3) is a U-shaped shallow groove plate, two opening ends of the U-shaped shallow groove plate are provided with outwards extending shoulder plates, the center of the inner groove pressing plate (3) is fixed on the top surface of the center positioning table (2) through the center pressing bolt (4), the shoulder plates on two sides of the inner groove pressing plate (3) are pressed on an inner ring of a workpiece to be machined, and the outer edge trajectory of each shoulder plate does not exceed the center line of an inclined hole to be machined.

2. The tooling for machining the inclined hole in the inner groove of the front inner bearing cover according to claim 1, is characterized in that: the center of the workbench (1) is integrally provided with a threaded column (5), the center of the bottom of the center positioning table (2) is provided with a threaded hole correspondingly matched with the threaded column, the center positioning table (2) is fixed on the workbench (1) through threaded connection, one side of the workbench (1) is provided with a sliding groove (6), a sliding block (7) is arranged in the sliding groove (6) in a sliding mode, the top surface of the sliding block (7) is higher than the top surface of the workbench (1), the outer edge of the bottom surface of the center positioning table (2) is provided with a long groove correspondingly matched with the upper portion of the sliding block, the length of the long groove is smaller than the radius of the center positioning table (2), the bottom of the sliding block is located in the sliding groove of the workbench (1), and the top of the sliding block is located in the long groove in the bottom surface of the center positioning table (2) so as to achieve circumferential positioning of the center positioning table (2).

3. The tooling for machining the inclined hole in the inner groove of the front inner bearing cover according to claim 1, is characterized in that: be equipped with two at least supplementary closing device on workstation (1), a plurality of supplementary closing device are circumference setting around central positioning platform (2), and supplementary closing device includes screw rod (8), briquetting (9), adjusting nut (10) and pad post (11), the bottom of screw rod (8) is passed through the screw thread and is fixed on workstation (1), the center of briquetting (9) is equipped with through-hole and activity suit at screw rod (8) middle part, and pad post (11) bottom mounting is on workstation (1) and sets up the one side of keeping away from central positioning platform (2) in screw rod (8), the one end of briquetting (9) is pressed on the outer fringe plane of treating the processing work piece and its other end is pressed on pad post (11), and adjusting nut (10) are installed on screw rod (8) upper portion and are compressed tightly briquetting (9) through threaded connection.