CN215617397U

CN215617397U - Limiting and fixing device for machining of mechanical parts

Info

Publication number: CN215617397U
Application number: CN202121879556.4U
Authority: CN
Inventors: 刘聪
Original assignee: Huai'an Dongchi Electromechanical Fittings Co ltd
Current assignee: Huai'an Dongchi Electromechanical Fittings Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-25
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to the technical field of machine part machining, and discloses a limiting and fixing device for machining a machine part, which comprises an operation table, wherein two supporting plates are symmetrically and fixedly connected to the top end of the operation table, one side of each supporting plate is provided with a fixing plate, and one side of each fixing plate is provided with a fixing mechanism; the fixing mechanism comprises a connecting rod, two movable clamping plates and two groups of reset springs, the connecting rod is fixedly connected to one side of the fixing plate, the two movable clamping plates are symmetrically arranged on the outer sides of the connecting rod, and the two groups of reset springs are respectively and fixedly connected between the connecting rod and the two movable clamping plates; and guide mechanisms are arranged between the connecting rod and the two movable clamping plates. This spacing fixing device is used in machine parts processing, through fixed establishment's design, utilize fixed establishment to carry out the centre gripping from the inside round tube form accessory to it fixed, the dead angle of polishing appears after this mode has avoided the round tube form accessory to fix, has guaranteed the burnishing and polishing work of round tube form accessory.

Description

Limiting and fixing device for machining of mechanical parts

Technical Field

The utility model relates to the technical field of machining of mechanical parts, in particular to a limiting and fixing device for machining of mechanical parts.

Background

Various fixing devices are generally required in the machining process of various mechanical accessories, so that the stability of the accessories in the production and machining process is ensured, and the quality of the machined accessories is improved.

When the outer surface of the circular tubular fitting is used for polishing, the outer surface of the circular tubular fitting is usually fixed from the outside by using a fixing device, so that a polishing dead angle exists outside the circular tubular fitting, and the polishing work of the circular tubular fitting is not facilitated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a limiting and fixing device for machining a mechanical part, which aims to solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a limiting and fixing device for machining of mechanical parts comprises an operation table, wherein two supporting plates are symmetrically and fixedly connected to the top end of the operation table, a fixing plate is arranged on one side of each of the two supporting plates, and a fixing mechanism is arranged on one side of each of the two fixing plates;

the fixing mechanism comprises a connecting rod, two movable clamping plates and two groups of reset springs, the connecting rod is fixedly connected to one side of the fixing plate, the two movable clamping plates are symmetrically arranged on the outer sides of the connecting rod, and the two groups of reset springs are respectively and fixedly connected between the connecting rod and the two movable clamping plates;

and guide mechanisms are arranged between the connecting rod and the two movable clamping plates.

Preferably, guiding mechanism includes loop bar, movable rod and tension spring, loop bar fixed connection is in the outside of connecting rod, movable rod fixed connection is in the inboard of activity splint, tension spring fixed connection is in one side of loop bar inner chamber.

Preferably, two guide grooves, two have been seted up to the bilateral symmetry of loop bar the inside of guide groove all slides the cover and is equipped with the stopper, two the stopper respectively with the both ends fixed connection of movable rod one side, the one end of movable rod and tension spring's one end fixed connection.

Preferably, one side of one of the supporting plates is fixedly provided with a driving motor, the output end of the driving motor is fixedly connected with a rotating shaft, and one end of the rotating shaft penetrates through the supporting plate and is rotatably connected with one side of one of the fixing plates.

Preferably, wherein another the internal thread of backup pad alternates and is connected with the threaded rod, the one end of threaded rod runs through the backup pad and the swivelling joint has the fly leaf, one side fixedly connected with rotary rod of fly leaf, the one end of rotary rod is connected with one side rotation of another fixed plate wherein.

Preferably, a sliding groove is formed in one side of the top end of the operating platform, a sliding block is sleeved inside the sliding groove in a sliding mode, and the top end of the sliding block is fixedly connected with the bottom end of the movable plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a limiting and fixing device for machining of mechanical parts, which has the following beneficial effects:

1. according to the limiting and fixing device for machining the mechanical fittings, through the design of the fixing mechanism, when the round tubular fittings are ground and polished, an operator can clamp and fix the round tubular fittings from the insides of the round tubular fittings by using the fixing mechanism, so that grinding dead corners after the round tubular fittings are fixed are avoided, and the grinding and polishing work of the round tubular fittings is guaranteed;

2. this spacing fixing device is used in machine parts processing through guiding mechanism's design, when carrying out the centre gripping to the pipe form accessory fixed, utilizes guiding mechanism's guide effect, has guaranteed that the pipe form accessory centre gripping is fixed the back stable, has further guaranteed the burnishing and polishing work of pipe form accessory.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side sectional view of the fixing mechanism of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. an operation table; 2. a support plate; 3. a movable plate; 4. a drive motor; 5. a rotating shaft; 6. a fixing plate; 7. a connecting rod; 8. a movable splint; 9. a threaded rod; 10. rotating the rod; 11. a chute; 12. a slider; 13. a return spring; 14. a loop bar; 15. a movable rod; 16. a guide groove; 17. a tension spring; 18. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-3, the utility model provides a technical scheme, a limiting and fixing device for machining mechanical parts, which comprises an operating table 1, wherein the operating table 1 is of a square structure, two supporting plates 2 are symmetrically and fixedly connected to the top end of the operating table 1, a fixing plate 6 is arranged on one side of each of the two supporting plates 2, a fixing mechanism is arranged on one side of each of the two fixing plates 6, the fixing mechanism comprises a connecting rod 7, two movable clamping plates 8 and two groups of reset springs 13, the connecting rod 7 is fixedly connected to one side of each of the fixing plates 6, the two movable clamping plates 8 are symmetrically arranged on the outer sides of the connecting rod 7, the movable clamping plates 8 are arc-shaped, anti-skid pads are arranged on the outer sides of the two movable clamping plates 8, the round tubular parts are clamped and fixed from the insides of the round tubular parts through the two movable clamping plates 8, the two groups of reset springs 13 are respectively and fixedly connected between the connecting rod 7 and the two movable clamping plates 8, referring to fig. 2, the return spring 13 is now in an unstressed state.

All be provided with guiding mechanism between connecting rod 7 and two movable clamp plate 8, guiding mechanism includes loop bar 14, movable rod 15 and tension spring 17, loop bar 14 fixed connection is in the outside of connecting rod 7, movable rod 15 fixed connection is in movable clamp plate 8's inboard, the inside at loop bar 14 is established to movable rod 15 one end slip cap, establish through the slip cap between loop bar 14 and the movable rod 15, with the lateral shifting of the relative connecting rod 7 of restriction two movable clamp plate 8, tension spring 17 fixed connection is in one side of the 14 inner chambers of loop bar, refer to figure 2 and figure 3, tension spring 17 is in the unstressed state this moment.

Two guide grooves 16 have been seted up to the bilateral symmetry of loop bar 14, and the inside equal sliding sleeve of two guide grooves 16 is equipped with stopper 18, and two stopper 18 respectively with the both ends fixed connection of movable rod 15 one side, establish through the sliding sleeve between stopper 18 and the guide groove 16 to the biggest lateral shifting distance of restriction movable rod 15 in loop bar 14, the one end of movable rod 15 and tension spring 17's one end fixed connection.

One side of one of the supporting plates 2 is fixedly provided with a driving motor 4, the driving motor 4 is electrically connected with an external power supply through an external power line, the output end of the driving motor 4 is fixedly connected with a rotating shaft 5, one end of the rotating shaft 5 penetrates through the supporting plates 2 and is rotatably connected with one side of one of the fixed plates 6, the internal thread of the other supporting plate 2 is inserted and connected with a threaded rod 9, one end of the threaded rod 9 penetrates through the supporting plates 2 and is rotatably connected with the movable plate 3, one side of the movable plate 3 is fixedly connected with a rotating rod 10, one end of the rotating rod 10 is rotatably connected with one side of the other fixed plate 6, one side of each of the two fixed plates 6 is fixedly embedded with a bearing, one side of each of the two fixed plates 6 is respectively and fixedly connected with the outer rings of the two bearings, one end of the rotating shaft 5 and one end of the rotating rod 10 are respectively and fixedly connected with the inner rings of the two bearings, thereby ensuring that the rotating shaft 5 and the rotating rod 10 can not drive the fixed plates 6 to rotate when rotating, one side of the top end of the operating platform 1 is provided with a sliding chute 11, a sliding block 12 is slidably sleeved inside the sliding chute 11, the top end of the sliding block 12 is fixedly connected with the bottom end of the movable plate 3, and the sliding chute 11 and the sliding block 12 are slidably sleeved to improve the stability of the movable plate 3 during transverse movement.

The working principle of the device is as follows: referring to the attached drawing 1, an operator firstly holds two movable clamping plates 8 on one side of a fixing plate 6 connected with a rotating shaft 5 and presses the movable clamping plates with force, the two movable clamping plates 8 move towards a connecting rod 7 synchronously under the force, the movable clamping plates 8 move to enable a reset spring 13 to be compressed under the force, in addition, a movable rod 15 is driven to move towards a sleeve rod 14 under the movement of the movable clamping plates 8, the movable rod 15 moves to enable a tension spring 17 to be compressed under the force, after the two movable clamping plates 8 move to a certain position, the operator can sleeve one end of a circular tube-shaped work needing polishing on the outer sides of the two movable clamping plates 8, then the operator loosens the movable clamping plates 8, and the clamping and fixing of one end of a circular tube-shaped accessory are realized under the rebound force of the reset spring 13 and the tension spring 17.

The operator rotates threaded rod 9 clockwise, and threaded rod 9 rotates and drives fly leaf 3 and remove, and fly leaf 3 removes and drives rotary rod 10 and remove, and rotary rod 10 removes and drives another fixed plate 6 and removes, and after fixed plate 6 removed a definite position, the operator pressed two movable clamp plate 8 to a definite position back once more according to above-mentioned step, and the operator continues to rotate threaded rod 9, until will realizing the fixed of the pipe form accessory other end.

The driving motor 4 is started, the driving motor 4 operates to drive the rotating shaft 5 to rotate, the rotating shaft 5 rotates to drive one fixing plate 6 to rotate, the fixing plate 6 rotates to drive the circular tube-shaped accessory fixed by clamping to rotate, and an operator can use the polishing equipment to realize the polishing work outside the circular tube-shaped accessory at the moment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a spacing fixing device is used in machine parts processing, includes operation panel (1), its characterized in that: the top end of the operating platform (1) is symmetrically and fixedly connected with two supporting plates (2), one side of each of the two supporting plates (2) is provided with a fixing plate (6), and one side of each of the two fixing plates (6) is provided with a fixing mechanism;

the fixing mechanism comprises a connecting rod (7), two movable clamping plates (8) and two groups of reset springs (13), the connecting rod (7) is fixedly connected to one side of the fixing plate (6), the two movable clamping plates (8) are symmetrically arranged on the outer side of the connecting rod (7), and the two groups of reset springs (13) are respectively and fixedly connected between the connecting rod (7) and the two movable clamping plates (8);

and guide mechanisms are arranged between the connecting rod (7) and the two movable clamping plates (8).

2. The spacing fixing device is used in machine part processing according to claim 1, characterized in that: guiding mechanism includes loop bar (14), movable rod (15) and tension spring (17), loop bar (14) fixed connection is in the outside of connecting rod (7), movable rod (15) fixed connection is in the inboard of activity splint (8), tension spring (17) fixed connection is in one side of loop bar (14) inner chamber.

3. The spacing fixing device is used in machine part processing according to claim 2, characterized in that: two guide way (16), two have been seted up to the bilateral symmetry of loop bar (14) the inside equal slip cover of guide way (16) is equipped with stopper (18), two stopper (18) respectively with the both ends fixed connection of movable rod (15) one side, the one end of movable rod (15) and the one end fixed connection of tension spring (17).

4. The spacing fixing device is used in machine part processing according to claim 1, characterized in that: one of them one side fixed mounting of backup pad (2) has driving motor (4), the output fixedly connected with pivot (5) of driving motor (4), the one end of pivot (5) runs through backup pad (2) and rotates with one side of one of them fixed plate (6) and is connected.

5. The spacing fixing device is used in machine part processing according to claim 1, characterized in that: wherein another the internal thread interlude of backup pad (2) is connected with threaded rod (9), the one end of threaded rod (9) runs through backup pad (2) and swivelling joint has fly leaf (3), one side fixedly connected with rotary rod (10) of fly leaf (3), the one end of rotary rod (10) is rotated with one side of another fixed plate (6) wherein and is connected.

6. The spacing fixing device is used in machine part processing according to claim 1, characterized in that: one side on operation panel (1) top has seted up spout (11), the inside slip cap of spout (11) is equipped with slider (12), the bottom fixed connection of the top of slider (12) and fly leaf (3).