CN220348119U

CN220348119U - Precise limiting device

Info

Publication number: CN220348119U
Application number: CN202322048852.5U
Authority: CN
Inventors: 钱昌骔; 庄永鑫; 张晓路; 朱朝林
Original assignee: Taizhou East China Cemented Carbide Mold And Cutting Tool Co ltd
Current assignee: Taizhou East China Cemented Carbide Mold And Cutting Tool Co ltd
Priority date: 2023-08-01
Filing date: 2023-08-01
Publication date: 2024-01-16
Anticipated expiration: 2033-08-01

Abstract

The utility model discloses a precise limiting device which comprises a supporting plate arranged at the rear side of a clamping machine head, wherein the supporting plate and the clamping machine head are obliquely arranged at an acute angle, a U-shaped first installation seat and a U-shaped second installation seat are arranged above the supporting plate, installation shafts are arranged on the inner sides of the first installation seat and the second installation seat, an L-shaped rotating block is rotatably arranged on the installation shafts, one end of the L-shaped rotating block is rotatably connected with the installation shafts, a limiting screw is arranged at the other end of the L-shaped rotating block, and a limiting block is arranged at one end, far away from the L-shaped rotating block, of the limiting screw.

Description

Precise limiting device

Technical Field

The utility model relates to the technical field of grinding machine tools, in particular to a precise limiting device.

Background

The lathe grinder is a grinding accessory arranged on a common lathe, can be used for grinding the inner circle and the outer circle of a workpiece, and has simple operation and high grinding precision. Utilize parts such as motor and transmission and grinding head to grind the work piece, and the work piece generally needs clamping assembly to fix its centre gripping when grinding, the grinding head of being convenient for grinds it to the fixed point, in order to be convenient for grind the different positions of work piece, generally set up to rotate between its clamping assembly and the lathe and be connected, conveniently rotate the work piece, according to grind its outside different positions, but need guarantee the stability of work piece self when grinding, consequently, need set up a stop gear and carry out spacingly to the clamping assembly, be convenient for the clamping assembly rotate to the different angles time carry out in time spacingly to it, guarantee the stability of work piece on the clamping assembly when grinding.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the precise limiting device, and the supporting plate and the clamping machine head are obliquely arranged at an acute angle through the plurality of groups of limiting screws and limiting blocks which are arranged on the mounting shaft, so that when different limiting screws are rotated to the side close to the clamping machine head, the corresponding rotating angle of the clamping machine head can be limited by utilizing the limiting blocks at the tail ends of the limiting screws, and the stability of a workpiece on the clamping machine head during grinding is ensured.

In order to solve the technical problems, the utility model provides the following technical scheme: accurate stop device, including installing the backup pad at the rear side of clamping aircraft nose, be acute angle slope setting between backup pad and the clamping aircraft nose, first mount pad and the second mount pad that is the U type are installed to the backup pad top, the installation axle is all installed to the inboard of first mount pad and second mount pad, the epaxial rotation of installation is provided with L type dwang, the one end and the installation axle rotation of L type dwang are connected, be equipped with spacing screw on the other end of L type dwang, the stopper is installed to the one end of keeping away from L type dwang on the spacing screw.

As a preferable technical scheme of the utility model, the L-shaped rotating blocks are provided with a plurality of groups and are all arranged on the mounting shaft, gaskets are arranged between the plurality of groups of L-shaped rotating blocks and are positioned outside the mounting shaft, and the gaskets are in a ring shape.

As a preferable technical scheme of the utility model, the joint of the limiting screw rod and the L-shaped rotating block is provided with a mounting nut.

As a preferable technical scheme of the utility model, the first mounting seat comprises fixing plates arranged on two sides of the upper end of the first mounting seat, the mounting shaft is positioned between the two groups of fixing plates, and two ends of the mounting shaft respectively penetrate through the two groups of fixing plates.

As a preferable technical scheme of the utility model, one side, far away from the limiting screw, of one end, provided with the limiting screw, of the L-shaped rotating block is provided with a hanging lug.

As a preferable technical scheme of the utility model, a mounting plate is welded at the bottom of the supporting plate, and a base which is rotationally connected with the clamping machine head is fixed at one side of the mounting plate.

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

according to the utility model, the plurality of groups of limiting screws and the limiting blocks can be arranged to rotate on the mounting shaft, and as the supporting plate and the clamping machine head are obliquely arranged at an acute angle, the corresponding rotating angle of the clamping machine head can be limited by utilizing the limiting blocks at the tail ends of the different limiting screws when the different limiting screws are rotated to be close to one side of the clamping machine head, so that the stability of a workpiece on the clamping machine head during grinding is ensured.

Drawings

FIG. 1 is a schematic overall perspective view of the present utility model;

FIG. 2 is a perspective view of the present utility model from another perspective;

FIG. 3 is a schematic top view of the entire structure of the present utility model;

FIG. 4 is a schematic view of the structure of the whole utility model after installation;

wherein: 1. a support plate; 2. a mounting plate; 3. a base; 4. clamping the machine head; 5. a first mount; 6. a second mounting base; 7. a fixing plate; 8. a mounting shaft; 9. an L-shaped rotating block; 10. hanging lugs; 11. a gasket; 12. a limit screw; 13. a limiting block; 14. and (5) installing a nut.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

Examples:

as shown in fig. 1, 2, 3 and 4, the precise limiting device provided by the utility model comprises a supporting plate 1 arranged at the rear side of a clamping machine head 4, wherein the supporting plate 1 and the clamping machine head 4 are obliquely arranged at an acute angle, a first U-shaped mounting seat 5 and a second U-shaped mounting seat 6 are arranged above the supporting plate 1, mounting shafts 8 are arranged at the inner sides of the first mounting seat 5 and the second mounting seat 6, an L-shaped rotating block 9 is rotatably arranged on the mounting shafts 8, one end of the L-shaped rotating block 9 is rotatably connected with the mounting shafts 8, a limiting screw 12 is arranged at the other end of the L-shaped rotating block 9, and a limiting block 13 is arranged at one end, far away from the L-shaped rotating block 9, of the limiting screw 12;

the L-shaped rotating blocks 9 are provided with a plurality of groups and are all arranged on the mounting shaft 8, a gasket 11 is arranged between the plurality of groups of the L-shaped rotating blocks 9 and positioned outside the mounting shaft 8, the gasket 11 is annular, and a mounting nut 14 is arranged at the joint of the limiting screw 12 and the L-shaped rotating blocks 9;

when the device is used, one group of corresponding limit screws 12 and the L-shaped rotating blocks 9 connected with the corresponding limit screws can be selected to rotate according to the angle of the clamping machine head 4 which rotates as required, so that the L-shaped rotating blocks 9 are inverted, the limiting blocks 13 at the tail ends of the limit screws 12 are aligned with the direction of the clamping machine head 4, the rear sides of the clamping machine head 4 are conveniently abutted against the limiting blocks 13 after the clamping machine head 4 rotates to a designated angle, the limitation of the rotating angle of the clamping machine head 4 is completed, the included angles of the plurality of groups of limit screws 12 and the limiting blocks 13 at the tail ends of the limiting screws are different from the included angle of the clamping machine head 4 (the first mounting seat 5 and the second mounting seat 6 can be arranged in a non-parallel mode as required), and meanwhile the lengths of the limiting screws 12 of each group can be changed as required, so that the different rotating angles of the clamping machine head 4 are conveniently limited.

As shown in fig. 1, 2 and 3, the first mounting seat 5 includes a fixing plate 7 mounted on two sides of an upper end thereof, the mounting shaft 8 is located between two groups of the fixing plates 7, and two ends of the mounting shaft 8 respectively penetrate through the two groups of the fixing plates 7; the mounting shaft 8 is conveniently mounted by arranging two groups of fixing plates 7, and the L-shaped rotating block 9 is conveniently rotatably mounted on the first mounting seat 5.

As shown in fig. 1 and 2, a hanging lug 10 is arranged on one side, far away from the limiting screw 12, of one end, provided with the limiting screw 12, of the L-shaped rotating block 9; the hanging lugs 10 are arranged to conveniently rotate the limiting screw 12 to the side close to the clamping machine head 4, and the hanging lugs 10 arranged on the L-shaped rotating block 9 are clamped with the first mounting seat 5 or the bottom of the second mounting seat 6, which is close to one side of the clamping machine head 4, so that the L-shaped rotating block 9 is positioned, and the limiting block 13 is convenient to limit the clamping machine head 4.

As shown in fig. 1 and 4, a mounting plate 2 is welded at the bottom of the supporting plate 1, and a base 3 rotationally connected with a clamping machine head 4 is fixed at one side of the mounting plate 2; the mounting plate 2 fixed with the base 3 is arranged to conveniently mount the supporting plate 1 and components above the supporting plate, and the clamping machine head 4 rotationally connected to the base 3 is conveniently limited.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Accurate stop device, including installing backup pad (1) at the rear side of clamping aircraft nose (4), its characterized in that: the utility model discloses a clamping machine for a plastic material, including backup pad (1) and clamping aircraft nose (4), be acute angle slope setting between backup pad (1) and clamping aircraft nose (4), first mount pad (5) and second mount pad (6) that are the U type are installed to backup pad (1) top, installation axle (8) are all installed to the inboard of first mount pad (5) and second mount pad (6), it is provided with L type dwang (9) to rotate on installation axle (8), the one end and the installation axle (8) rotation of L type dwang (9) are connected, be equipped with spacing screw (12) on the other end of L type dwang (9), stopper (13) are installed to the one end of keeping away from L type dwang (9) on spacing screw (12).

2. The precision limiting apparatus of claim 1, wherein: the L-shaped rotating blocks (9) are provided with a plurality of groups and are all arranged on the mounting shaft (8), a plurality of groups of gaskets (11) are arranged between the L-shaped rotating blocks (9) and are positioned outside the mounting shaft (8), and the gaskets (11) are in a circular ring shape.

3. The precision limiting apparatus of claim 1, wherein: and a mounting nut (14) is arranged at the joint of the limiting screw (12) and the L-shaped rotating block (9).

4. The precision limiting apparatus of claim 1, wherein: the first mounting seat (5) comprises fixing plates (7) arranged on two sides of the upper end of the first mounting seat, the mounting shaft (8) is positioned between the two groups of fixing plates (7), and two ends of the mounting shaft (8) penetrate through the two groups of fixing plates (7) respectively.

5. The precision limiting apparatus of claim 1, wherein: one end of the L-shaped rotating block (9) provided with a limiting screw (12) is far away from one side of the limiting screw (12) and provided with a hanging lug (10).

6. The precision limiting apparatus of claim 1, wherein: the bottom of backup pad (1) is welded with mounting panel (2), one side of mounting panel (2) is fixed with base (3) that are connected with clamping aircraft nose (4) rotation.