CN219882249U

CN219882249U - Clamp for machining mechanical parts

Info

Publication number: CN219882249U
Application number: CN202320438180.6U
Authority: CN
Inventors: 李金钗
Original assignee: Hefei Xinlian Precision Mould Co ltd
Current assignee: Hefei Xinlian Precision Mould Co ltd
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-10-24
Anticipated expiration: 2033-03-09

Abstract

The utility model discloses a clamp for machining mechanical parts, which comprises a bottom plate, wherein two electric telescopic rods are arranged at the bottom of the bottom plate, a movable plate is fixedly connected between the bottom ends of the two electric telescopic rods, a plurality of adjusting assemblies distributed in a circumferential array are arranged at the top of the movable plate, a clamping plate is arranged on the adjusting assemblies, a limiting plate is arranged on the clamping plate, and a driving assembly is further arranged on the movable plate. According to the utility model, through the cooperation of the structures such as the driving assembly and the adjusting assembly, the plurality of clamping plates can be driven to be close to the middle or spread outwards, so that when the inner ring and the outer ring of the annular mechanical part are processed, the inner ring or the outer ring of the annular mechanical part can be clamped and fixed according to actual conditions, the inner ring or the outer ring of the annular mechanical part to be processed is prevented from being blocked by the clamping plates, the inner ring and the outer ring of the annular mechanical part are convenient to process, and the processing efficiency is effectively improved.

Description

Clamp for machining mechanical parts

Technical Field

The utility model relates to the technical field of machining of mechanical parts, in particular to a clamp for machining of mechanical parts.

Background

The machining of the mechanical parts refers to a process of changing the external dimensions or properties of the mechanical parts by mechanical equipment, and in the machining of the mechanical parts, a clamp is generally required to clamp the mechanical parts in order to fix the mechanical parts.

The clamp in the prior art usually adopts a plurality of clamping plates to clamp and fix the outer side of a mechanical part, when processing certain annular mechanical parts, the inner ring and the outer ring of the annular mechanical parts are required to be processed in many cases, and then the clamping positions of the annular mechanical parts are required to be switched, for example, when processing the outer ring of the annular mechanical parts, the inner ring of the annular mechanical parts is clamped and fixed, so that the outer ring of the annular mechanical parts is conveniently processed, otherwise, the outer ring of the annular mechanical parts is required to be clamped and fixed, and the inner ring is conveniently processed.

However, when the clamp in the prior art clamps the annular mechanical part, most of the clamp is inconvenient to switch the clamping of the outer ring or the clamping of the inner ring of the annular mechanical part, so that the clamp is inconvenient to process the inner ring and the outer ring of the annular mechanical part, is easy to be blocked by the clamping plate, and reduces the processing efficiency of the annular mechanical part.

Accordingly, it is necessary to provide a jig for machining mechanical parts that solves the above-described problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a clamp for machining mechanical parts.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fixture for mechanical part processing, includes the bottom plate, the bottom of bottom plate is provided with two electric telescopic handle, two fixedly connected with movable plate between electric telescopic handle's the bottom, the top of movable plate is provided with a plurality of and is the adjusting part that circumference form array distributes, be provided with the grip block on the adjusting part, be provided with the limiting plate on the grip block, still be provided with drive assembly on the movable plate, a plurality of logical groove has been seted up on the bottom plate, uses through drive assembly, adjusting part, grip block, limiting plate and bottom plate's cooperation, can carry out the clamp fastening to cyclic annular mechanical part on horizontal direction and the vertical direction, can improve the centre gripping stability to cyclic annular mechanical part, avoids taking place the skew.

As a further description of the above technical solution:

the through grooves are consistent in number with the adjusting components and are arranged in a one-to-one correspondence mode.

As a further description of the above technical solution:

the adjusting component comprises a fixed plate fixedly arranged on the movable plate, a threaded rod is connected to the fixed plate in a rotating mode, and a threaded block is connected to the outer surface of the threaded rod in a threaded mode.

As a further description of the above technical solution:

one end fixedly connected with driven gear of screw thread piece, just still fixedly connected with guide ring on the screw thread piece, the inside swing joint of guide ring has the guide bar.

As a further description of the above technical solution:

the guide rod is fixedly connected with the fixing plate, and the guide ring is fixedly connected with the clamping plate.

As a further description of the above technical solution:

the driving assembly comprises a driving motor fixedly arranged at the middle position of the bottom of the movable plate, and the output end of the driving motor is fixedly connected with a driving fluted disc meshed with the driven gear.

As a further description of the above technical solution:

and a control switch is arranged on the bottom plate.

The utility model has the following beneficial effects:

1. compared with the prior art, the clamp for machining the mechanical part can drive a plurality of clamping plates to be close to the middle or spread outwards through the cooperation of structures such as the driving assembly and the adjusting assembly, so that when the inner ring and the outer ring of the annular mechanical part are machined, the inner ring or the outer ring of the annular mechanical part can be clamped and fixed according to actual conditions, the inner ring or the outer ring of the annular mechanical part, which needs to be machined, is prevented from being blocked by the clamping plates, the inner ring and the outer ring of the annular mechanical part are convenient to machine, and the machining efficiency is effectively improved.

2. Compared with the prior art, the clamp for machining the mechanical parts can clamp and fix the annular mechanical parts in the horizontal direction and the vertical direction through the cooperation of the driving assembly, the adjusting assembly, the clamping plate, the limiting plate and the bottom plate, so that the clamping stability of the annular mechanical parts can be improved, and the offset is avoided.

Drawings

FIG. 1 is a schematic perspective view of the whole structure of a fixture for machining mechanical parts according to the present utility model;

FIG. 2 is a schematic diagram of a moving plate and an active fluted disc of a fixture for machining mechanical parts according to the present utility model;

FIG. 3 is a schematic view of a driving assembly of a fixture for machining mechanical parts according to the present utility model;

fig. 4 is a schematic structural view of an adjusting assembly of a fixture for machining mechanical parts according to the present utility model.

Legend description:

1. a bottom plate; 2. an electric telescopic rod; 3. a moving plate; 4. a clamping plate; 5. a limiting plate; 6. a through groove; 7. a fixing plate; 8. a threaded rod; 9. a screw block; 10. a driven gear; 11. a guide ring; 12. a guide rod; 13. a driving motor; 14. a driving fluted disc; 15. and controlling the switch.

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.

Referring to fig. 1 to 4, the present utility model provides a fixture for machining a mechanical part, comprising: including bottom plate 1, the bottom of bottom plate 1 is provided with two electric telescopic handle 2, fixedly connected with movable plate 3 between the bottom of two electric telescopic handle 2, the top of movable plate 3 is provided with a plurality of and is circumference form array distribution's adjusting part, be provided with grip block 4 on the adjusting part, be provided with limiting plate 5 on the grip block 4, still be provided with drive assembly on the movable plate 3, a plurality of logical groove 6 has been seted up on the bottom plate 1, the quantity of a plurality of logical groove 6 and a plurality of adjusting part is unanimous and the position one-to-one sets up, through the cooperation of structures such as drive assembly and adjusting part use, can drive a plurality of grip block 4 to draw close in the centre or outwards scatter, and then when processing the inner and outer lane of cyclic annular machine part, can select to carry out the centre gripping fixed to the inner circle or the outer lane of cyclic annular machine part according to actual conditions, avoid the inner circle or the outer lane that cyclic machine part needs to process to receive the shielding of grip block 4, be convenient for carry out the processing to the inner and outer lane of cyclic machine part, machining efficiency has been effectively improved.

The adjusting component comprises a fixed plate 7 fixedly installed on the movable plate 3, a threaded rod 8 is rotationally connected to the fixed plate 7, a threaded block 9 is connected to the outer surface of the threaded rod 8 in a threaded mode, one end of the threaded block 9 is fixedly connected with a driven gear 10, a guide ring 11 is fixedly connected to the threaded block 9, a guide rod 12 is movably connected to the inside of the guide ring 11, the guide rod 12 is fixedly connected with the fixed plate 7, the guide ring 11 is fixedly connected with the clamping plate 4, the threaded block 9 is limited through the guide rod 12 and the guide ring 11, and therefore when the threaded rod 8 rotates, the threaded block 9 can be driven to move along the axial direction of the threaded rod 8.

The driving assembly comprises a driving motor 13 fixedly arranged at the middle position of the bottom of the moving plate 3, and the output end of the driving motor 13 is fixedly connected with a driving fluted disc 14 meshed with the driven gear 10.

The base plate 1 is provided with a control switch 15, the control switch 15 is respectively and electrically connected with the electric telescopic rod 2 and the driving motor 13, and the control switch 15 is used for controlling the start and stop of the electric telescopic rod 2 and the driving motor 13.

Working principle: when the device is used, the driving motor 13 is started through the control switch 15, the output end of the driving motor 13 rotates positively or reversely, the driving fluted disc 14 can be driven to rotate, the driving fluted disc 14 rotates to drive the driven gears 10 meshed with the driving fluted disc 14 to rotate, the threaded rod 8 is driven to rotate, when the threaded rod 8 rotates, the threaded block 9 is limited under the cooperation of the guide ring 11 and the guide rod 12, the threaded block 9 is driven to move along the axial direction of the threaded rod 8 when the threaded rod 8 rotates, and the clamping plates 4 are driven to approach to the middle or spread outwards;

when the outer ring of the annular mechanical part is required to be processed, the annular mechanical part is sleeved on the outer sides of the clamping plates 4, the clamping plates 4 are driven to spread outwards by the inversion of the driving motor 13 until the clamping plates 4 are attached to the inner ring wall of the annular mechanical part, the inner ring of the annular mechanical part is clamped and fixed by the clamping plates 4, and the clamping plates 4 are positioned on the inner side of the annular mechanical part, so that the outer ring of the annular mechanical part is not shielded, and the processing treatment of the outer ring of the annular mechanical part is facilitated;

when the inner ring of the annular mechanical part is required to be processed, the annular mechanical part is placed on the inner sides of the clamping plates 4, the clamping plates 4 are driven to be close to the middle through the forward rotation of the driving motor 13 until the clamping plates 4 are attached to the outer ring wall of the annular mechanical part, the outer ring of the annular mechanical part is clamped and fixed through the clamping plates 4, the clamping plates 4 are positioned on the outer side of the annular mechanical part, the inner ring of the annular mechanical part is not shielded, and the inner ring of the annular mechanical part is convenient to process;

after the clamping plate 4 clamps and fixes the annular mechanical part, the electric telescopic rod 2 is started to extend downwards, the movable plate 3 is driven to move downwards, the limiting plate 5 is indirectly driven to move downwards, the top of the annular mechanical part is extruded, limiting and fixing of the annular mechanical part in the vertical direction is achieved, the stability of clamping and fixing the annular mechanical part is improved, and the phenomenon that machining precision is poor due to deviation is avoided.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a fixture for machining mechanical parts, includes bottom plate (1), its characterized in that: the bottom of bottom plate (1) is provided with two electric telescopic handle (2), two fixedly connected with movable plate (3) between the bottom of electric telescopic handle (2), the top of movable plate (3) is provided with a plurality of adjusting part that is circumference form array distribution, be provided with grip block (4) on the adjusting part, be provided with limiting plate (5) on grip block (4), still be provided with drive assembly on movable plate (3), a plurality of logical groove (6) have been seted up on bottom plate (1).

2. The fixture for machining mechanical parts according to claim 1, wherein: the through grooves (6) are consistent in number with the adjusting components and are arranged in a one-to-one correspondence mode.

3. The fixture for machining mechanical parts according to claim 1, wherein: the adjusting component comprises a fixed plate (7) fixedly arranged on the movable plate (3), a threaded rod (8) is rotatably connected to the fixed plate (7), and a threaded block (9) is connected to the outer surface of the threaded rod (8) in a threaded manner.

4. A machine part machining jig according to claim 3, wherein: one end of the thread block (9) is fixedly connected with a driven gear (10), the thread block (9) is fixedly connected with a guide ring (11), and a guide rod (12) is movably connected in the guide ring (11).

5. The fixture for machining mechanical parts according to claim 4, wherein: the guide rod (12) is fixedly connected with the fixed plate (7), and the guide ring (11) is fixedly connected with the clamping plate (4).

6. The fixture for machining mechanical parts according to claim 5, wherein: the driving assembly comprises a driving motor (13) fixedly arranged at the middle position of the bottom of the movable plate (3), and the output end of the driving motor (13) is fixedly connected with a driving fluted disc (14) meshed with the driven gear (10).

7. The fixture for machining mechanical parts according to claim 1, wherein: a control switch (15) is arranged on the bottom plate (1).