CN213196529U

CN213196529U - Fixing clamp convenient for three-side machining of workpiece

Info

Publication number: CN213196529U
Application number: CN202022066711.2U
Authority: CN
Inventors: 林广泽
Original assignee: Dalian Puxin Precision Co ltd
Current assignee: Dalian Puxin Precision Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-05-14
Anticipated expiration: 2030-09-21

Abstract

The utility model provides a mounting fixture convenient to trilateral processing of work piece relates to the mounting fixture field, including supporting baseplate and axis of rotation, run through on the supporting baseplate and run through and be provided with a plurality of through-holes, one side of through-hole is provided with the fixed subassembly of work piece hinge, and the fixed subassembly of work piece hinge includes first fixed block, and the second fixed block is installed on the right side of through-hole, and fixed mounting has the arc curb plate on the inside wall of second fixed block, and the dead lever is installed through the rotation of second pivot in the upper end of second fixed block. The utility model discloses in through setting up a plurality of through-holes on supporting baseplate, can install a plurality of work pieces simultaneously to process a plurality of work pieces simultaneously, through the setting of the fixed subassembly of work piece hinge, can firmly fix the work piece of treating in every through-hole, guarantee that the work piece is firm in the course of working, whole utility model discloses simple structure, convenient operation can carry out multiaspect processing to the work piece, and a plurality of work pieces of disposable workable, improves production efficiency, and the practicality is high.

Description

Fixing clamp convenient for three-side machining of workpiece

Technical Field

The utility model relates to a mounting fixture field especially relates to a mounting fixture convenient to trilateral processing of work piece.

Background

In recent years, the mechanical manufacturing technology is rapidly developed, the production efficiency and the technical precision are continuously improved, in the process of machining precision parts, the precision parts are often required to be fixed by a fixture for subsequent processes, the machined mechanical parts are often small in size, complex in structure and irregular in appearance, a special fixture is often required to be used when the parts are machined, and the fixture with corresponding clamping grooves is designed according to the appearance of the parts.

The existing precision mechanical part fixing clamp is generally heavy and complex in structure, some workpieces (as shown in fig. 5) need to be machined in multiple faces, but a common clamp firmly fixes the workpieces, usually only one workpiece can be fixed at a time, only one face of the workpiece can be machined, and when the back of the workpiece needs to be machined, the workpiece needs to be taken down from the fixing clamp and then installed again, so that the production efficiency is affected due to time and labor consumption.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mounting fixture convenient to trilateral processing of work piece to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: a fixing clamp convenient for processing three surfaces of a workpiece comprises a supporting bottom plate and a rotating shaft, wherein the rotating shaft is fixedly arranged at the middle position of two ends of the supporting bottom plate, a plurality of through holes are arranged on the supporting bottom plate in a penetrating way, a workpiece hinge fixing component is arranged on one side of each through hole in the surrounding circle and comprises a first fixing block, the first fixing block is arranged on the left side of each through hole and fixedly arranged on the supporting bottom plate, the lower end of the first fixing block is arranged on one side of each through hole and fixedly provided with an arc-shaped bottom plate, the right side of each through hole is provided with a second fixing block, the lower end of the second fixing block is rotatably arranged on the supporting bottom plate through a first rotating shaft, an arc-shaped side plate is fixedly arranged on the inner side wall of the second fixing block, the upper end of, install the jackscrew on the external screw thread interface, the upper end of first fixed block is provided with fixed recess, fixed recess and dead lever clearance fit.

Preferably, the thickness of the supporting base plate is smaller than the length of the workpiece to be processed.

Preferably, the lower side edge of the through hole is of an arc structure, and the radian of the lower side edge of the through hole is the same as that of the arc bottom plate and the arc side plate.

Preferably, the first fixed block and the second fixed block have the same thickness, and the upper ends of the first fixed block and the second fixed block are located at the same horizontal height.

Preferably, the through holes are uniformly arranged on the supporting bottom plate at equal intervals.

Preferably, the through hole is in clearance fit with the workpiece to be processed.

The utility model has the advantages that:

the utility model discloses in through set up a plurality of through-holes on the supporting baseplate, can install a plurality of work pieces simultaneously, and process a plurality of work pieces simultaneously, through the setting of work piece hinge fixed subassembly, can firmly fix the work piece of treating in every through-hole, guarantee that the work piece is firm in the course of working, through the setting of first fixed block and second fixed block, the first fixed block plays fine fixed action, the rotation setting of second fixed block, firstly, the fastening fixation to the work piece of processing is convenient, secondly, the work piece is convenient to loosen, the work piece is convenient to take away, through the setting of dead lever, can adjust the elasticity between first fixed block and the second fixed block, through the cooperation of external screw thread interface and jackscrew, accomplish the regulation to the dead lever pulling force size, guarantee that first fixed block, second fixed block and dead lever can tightly will process the work piece and fix, whole utility model simple structure, convenient operation can carry out multiaspect processing to the work piece, and a plurality of work pieces of disposable workable improve production efficiency, and the practicality is high.

Drawings

Fig. 1 is a schematic top view of the supporting bottom plate of the present invention;

fig. 2 is a schematic perspective view of the workpiece hinge fixing assembly of the present invention;

fig. 3 is a left side view of the first fixing block of the present invention;

FIG. 4 is a schematic view of the structure of the fixing rod of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the workpiece to be processed according to the present invention.

Reference numerals: 1. a support base plate; 2. a rotating shaft; 3. a through hole; 4. a workpiece hinge fixing component; 401. a first fixed block; 402. an arc-shaped bottom plate; 403. a second fixed block; 404. a first rotating shaft; 405. an arc-shaped side plate; 406. a second rotating shaft; 407. fixing the rod; 408. an external thread interface; 409. fixing the groove; 4010. and (5) jacking the screw.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 5, a fixing clamp for facilitating three-sided processing of a workpiece comprises a supporting base plate 1 and a rotating shaft 2, wherein the rotating shaft 2 is fixedly installed at the middle position of two ends of the supporting base plate 1, a plurality of through holes 3 are penetratingly formed in the supporting base plate 1, a workpiece hinge fixing assembly 4 is arranged around one side of each through hole 3, the workpiece hinge fixing assembly 4 comprises a first fixing block 401, the first fixing block 401 is positioned at the left side of each through hole 3 and is fixedly installed on the supporting base plate 1, an arc-shaped base plate 402 is fixedly arranged at the lower end of the first fixing block 401 at one side of each through hole 3, a second fixing block 403 is installed at the right side of each through hole 3, the lower end of the second fixing block 403 is rotatably installed on the supporting base plate 1 through a first rotating shaft 404, an arc-shaped side plate 405 is fixedly installed on the inner side wall of the, be provided with external screw thread interface 408 on the terminal lateral wall of dead lever 407, install jackscrew 4010 on the external screw thread interface 408, the upper end of first fixed block 401 is provided with fixed recess 409, fixed recess 409 and dead lever 407 clearance fit.

The working principle is as follows:

the specific shape of the workpiece is as shown in fig. 5, the upper and lower parts of the front end of the workpiece and the rear position of the workpiece need to be processed and polished, before the workpiece is processed, the workpiece needs to be fixed, firstly, the rear part of the workpiece passes through the through hole 3, so that the rear end of the workpiece passes through the through hole 3, at this time, the left side of the workpiece contacts with the inner side wall of the first fixing block 401, then the second fixing block 403 is rotated, so that the arc-shaped side plate 405 on the inner side of the second fixing block 403 is tightly clamped on the side wall of the workpiece, then the fixing rod 407 is rotated, so that the fixing rod 407 is rotated along the upper end of the second fixing block 403 through the second rotating shaft 406 until the free end of the fixing rod 407 rotates into the fixing groove 409, finally, through the threaded fit of the jackscrew 4010 and the external thread interface 408, the jackscrew 4010 is rotated, so that the jackscrew 4010 moves towards the fixing groove 409 until, at this moment, the fixing rod 407 is pulled leftwards, the fixing rod 407 pulls the second fixing block 403, and finally the workpiece to be processed is tightly fixed by the first fixing block 401, the second fixing block 403 and the fixing rod 407, the lower end of the workpiece is tightly attached to the arc-shaped bottom plate 402, and the arc-shaped bottom plate 402 and the arc-shaped side plate 405 are arranged to be tightly attached to the cylindrical rod-shaped part of the workpiece, so that the stability in fixing is ensured.

After workpieces to be machined are installed in all the through holes 3, the workpieces in all the through holes 3 are fixed through the workpiece hinge fixing component 4, then the whole supporting base plate 1 is fixedly installed on the horizontal chuck through the rotating shafts 2 on the left side and the right side, the horizontal chuck drives the supporting base plate 1 to rotate 360 degrees, and machining of the front and the back of the workpieces is facilitated.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a mounting fixture convenient to trilateral processing of work piece, includes supporting baseplate (1) and axis of rotation (2), its characterized in that:

the rotary shaft (2) is fixedly arranged at the middle positions of two ends of the supporting base plate (1), a plurality of through holes (3) penetrate through the supporting base plate (1), a workpiece hinge fixing component (4) is arranged around one side of each through hole (3) in a circle, each workpiece hinge fixing component (4) comprises a first fixing block (401), each first fixing block (401) is arranged on the left side of each through hole (3) and fixedly arranged on the supporting base plate (1), the lower end of each first fixing block (401) is fixedly provided with an arc-shaped base plate (402) on one side of each through hole (3), the right side of each through hole (3) is provided with a second fixing block (403), the lower end of each second fixing block (403) is rotatably arranged on the supporting base plate (1) through a first rotary shaft (404), the inner side wall of each second fixing block (403) is fixedly provided with an arc-shaped side plate (405), and the upper end of each second fixing block (403) is rotatably, be provided with external screw thread interface (408) on the terminal lateral wall of dead lever (407), install jackscrew (4010) on external screw thread interface (408), the upper end of first fixed block (401) is provided with fixed recess (409), fixed recess (409) and dead lever (407) clearance fit.

2. The fixing clamp for facilitating three-sided machining of the workpiece according to claim 1, characterized in that: the thickness of the supporting bottom plate (1) is smaller than the length of a workpiece to be processed.

3. The fixing clamp for facilitating three-sided machining of the workpiece according to claim 1, characterized in that: the lower side edge of the through hole (3) is of an arc-shaped structure, and the lower side edge of the through hole (3) has the same radian as the arc-shaped bottom plate (402) and the arc-shaped side plate (405).

4. The fixing clamp for facilitating three-sided machining of the workpiece according to claim 1, characterized in that: the thicknesses of the first fixing block (401) and the second fixing block (403) are the same, and the upper ends of the first fixing block (401) and the second fixing block (403) are located at the same horizontal height.

5. The fixing clamp for facilitating three-sided machining of the workpiece according to claim 1, characterized in that: the through holes (3) are equidistantly and uniformly arranged on the supporting bottom plate (1).

6. The fixing clamp for facilitating three-sided machining of the workpiece according to claim 1, characterized in that: the through hole (3) is in clearance fit with a workpiece to be processed.