CN220637444U - Grinding clamp for annular part - Google Patents

Abstract

The utility model relates to a grinding fixture for an annular part, which belongs to the technical field of machining fixtures and comprises the following components: the mounting panel, install articulated seat on the mounting panel, it is connected with first pivot to rotate on the articulated seat, installs clamping mechanism in the first pivot, and first rotation locking mechanical system is installed to first pivot one end, installs the second on the clamping mechanism and rotates locking mechanical system, installs two fixture on the clamping mechanism, fixture includes: the clamping mechanism is provided with two clamping jaws, the clamping jaws are rotatably connected with a plurality of second rotating shafts, belt wheels are arranged on the second rotating shafts, and flexible belts are arranged between the belt wheels. The utility model provides a rotate on through the clamping jaw and be connected with a plurality of second pivots, install the band pulley in the second pivot, install the flexible band between a plurality of band pulleys, make anchor clamps can adapt to the annular part of multi-size to can rotate the part during processing, conveniently process the external diameter.

Description

Grinding clamp for annular part

Technical Field

The utility model belongs to the technical field of machining fixtures, and particularly relates to a grinding fixture for an annular part.

Background

The grinding fixture holds the workpiece to be processed and grinds the workpiece by means of an external tool while rotating. The existing grinding fixture has single function, single size of applicable parts, small application range, unadjustable grinding angle and difficult processing of external diameter after clamping.

Disclosure of Invention

The utility model aims to solve the technical problems, and further provides a grinding fixture for annular parts.

The specific technical scheme of the utility model is as follows: a grinding jig for an annular part, comprising: the mounting panel, install articulated seat on the mounting panel, it is connected with first pivot to rotate on the articulated seat, installs clamping mechanism in the first pivot, and first rotation locking mechanical system is installed to first pivot one end, installs the second on the clamping mechanism and rotates locking mechanical system, installs two fixture on the clamping mechanism, fixture includes: the clamping mechanism is provided with two clamping jaws, the clamping jaws are rotatably connected with a plurality of second rotating shafts, belt wheels are arranged on the second rotating shafts, and flexible belts are arranged between the belt wheels.

Further, the clamping mechanism includes: the clamping shell is arranged on the first rotating shaft, the clamping shell is rotationally connected with a bidirectional threaded lead screw, two internal threaded sliding blocks are slidably connected in the clamping shell, the two internal threaded sliding blocks are respectively in threaded connection with a positive threaded section and a negative threaded section of the bidirectional threaded lead screw, clamping jaws are arranged on the internal threaded sliding blocks, and a second rotation locking mechanism is arranged at one end of the bidirectional threaded lead screw.

Further, the first rotation lock mechanism includes: the locking shell is arranged at one end of the first rotating shaft, a sliding groove is formed in the locking shell, a rotating ring is connected to the locking shell in a sliding mode through the sliding groove, a pushing spring is arranged between the locking shell and the rotating ring, a protrusion is arranged on the rotating ring, a hole is formed in the hinge seat, the protrusion of the rotating ring is matched with the hole of the hinge seat to lock the first rotating shaft to rotate, and a rotating handle is arranged on the rotating ring.

Further, the first rotation locking mechanism and the second rotation locking mechanism have the same structure.

Further, the clamping jaw is mounted on the internal thread sliding block through a bolt.

Further, the bidirectional threaded screw is rotatably connected with the clamping shell through a bearing.

Further, a plurality of mounting holes are formed in the mounting plate.

The beneficial effects are that:

the utility model provides a rotate on through the clamping jaw and be connected with a plurality of second pivots, install the band pulley in the second pivot, install the flexible band between a plurality of band pulleys, make anchor clamps can adapt to the annular part of multi-size to can rotate the part during processing, conveniently process the external diameter.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the clamping mechanism of the present utility model;

FIG. 3 is a schematic view of a clamping mechanism according to the present utility model;

FIG. 4 is a schematic view of a first rotational locking mechanism according to the present utility model;

the figure indicates:

the device comprises a mounting plate 1, a hinge seat 2, a first rotating shaft 3, a clamping mechanism 4, a clamping shell 41, a bidirectional threaded screw rod 42, an internally threaded sliding block 43, a first rotating locking mechanism 5, a locking shell 51, a rotating ring 52, a thrust spring 53, a rotating handle 54, a second rotating locking mechanism 6, a clamping mechanism 7, a clamping jaw 71, a second rotating shaft 72, a belt pulley 73, a flexible belt 74 and a mounting hole 8.

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.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1: a grinding jig for an annular part is described with reference to fig. 1 to 3, comprising: the mounting panel 1, install articulated seat 2 on the mounting panel 1, it is connected with first pivot 3 to rotate on the articulated seat 2, installs clamping mechanism 4 in the first pivot 3, and first rotation locking mechanism 5 is installed to first pivot 3 one end, installs second rotation locking mechanism 6 on the clamping mechanism 4, installs two fixture 7 on the clamping mechanism 4, the fixture 7 includes: clamping jaw 71 installs two clamping jaws 71 on the clamping mechanism 4, rotate on the clamping jaw 71 and be connected with a plurality of second pivots 72, install band pulley 73 on the second pivot 72, install flexible band 74 between a plurality of band pulleys 73, this application is connected with a plurality of second pivots 72 through rotating on the clamping jaw 71, installs band pulley 73 on the second pivot 72, installs flexible band 74 between a plurality of band pulleys 73, makes anchor clamps can adapt to the cyclic annular part of multisize to can rotate the spare part during processing, conveniently process the external diameter.

Example 2: the description will be given with reference to fig. 2 and 3 on the basis of embodiment 1, the clamping mechanism 4 including: the clamping shell 41 is installed on the first rotating shaft 3, the clamping shell 41 is rotationally connected with the bidirectional threaded lead screw 42, two internal threaded sliding blocks 43 are slidably connected in the clamping shell 41, the two internal threaded sliding blocks 43 are respectively in threaded connection with a positive thread section and a negative thread section of the bidirectional threaded lead screw 42, the clamping jaw 71 is installed on the internal threaded sliding blocks 43, the second rotation locking mechanism 6 is installed at one end of the bidirectional threaded lead screw 42, the bidirectional threaded lead screw 42 is rotationally connected through the clamping shell 41, the two internal threaded sliding blocks 43 are slidably connected in the clamping shell 41, the two internal threaded sliding blocks 43 are respectively in threaded connection with the positive thread section and the negative thread section of the bidirectional threaded lead screw 42, the clamping jaw 71 is installed at one end of the bidirectional threaded lead screw 42, and the second rotation locking mechanism 6 is installed at one end of the bidirectional threaded lead screw 42, so that the clamp can clamp parts with different sizes, and the application range is improved.

Example 3: the first rotation lock mechanism 5 includes, on the basis of embodiment 1, as described with reference to fig. 4: the locking casing 51 is installed to first pivot 3 one end, be provided with the spout on the locking casing 51, be provided with the swivel becket 52 through spout sliding connection on the locking casing 51, be connected through thrust spring 53 between locking casing 51 and the swivel becket 52, be provided with the arch on the swivel becket 52, be provided with the hole on the articulated seat 2, the arch of swivel becket 52 and the hole cooperation locking first pivot 3 rotation of articulated seat 2, install the rotation handle 54 on the swivel becket 52, this application is provided with the spout on through locking casing 51, be provided with the swivel becket 52 through spout sliding connection on the locking casing 51, be connected through thrust spring 53 between locking casing 51 and the swivel becket 52, be provided with the arch on the swivel becket 52, be provided with the hole on the articulated seat 2, the arch of swivel becket 52 and the hole cooperation locking first pivot 3 rotation of articulated seat 2, install the rotation handle 54 on the swivel becket 52, the vibrations change part position when having avoided processing, machining efficiency has been improved.

Example 4: on the basis of embodiment 1, the first rotation locking mechanism 5 and the second rotation locking mechanism 6 are of the same structure, and the first rotation locking mechanism 5 and the second rotation locking mechanism 6 are of the same structure, so that the universal part ratio is improved, and the maintenance and the repair are more convenient.

Example 5: the description will be made on the basis of embodiment 2 with reference to fig. 1 and 2, wherein the clamping jaw 71 is mounted on the internal thread slider 43 through a bolt, and the clamping jaw 71 is mounted on the internal thread slider 43 through a bolt, so that the mounting is more stable.

Example 6: the description will be made with reference to fig. 3 on the basis of embodiment 2, in which the bidirectional screw 42 is rotatably connected to the clamping housing 41 through a bearing, and in this application, the bidirectional screw 42 is rotatably connected to the clamping housing 41 through a bearing, so that the rotation is smoother.

Example 7: description is made on the basis of embodiment 1 with reference to fig. 1 and 2, be provided with a plurality of mounting holes 8 on the mounting panel 1, this application is provided with a plurality of mounting holes 8 on through mounting panel 1, conveniently dismantles and changes anchor clamps.

The working process comprises the following steps:

when the clamping angle needs to be changed, the rotating handle 54 is pulled to drive the rotating ring 52 to move and unlock, the rotating handle 54 drives the first rotating shaft 3 to rotate through the rotating ring 52 and the locking shell 51, the first rotating shaft 3 drives 41 to rotate, the rotating handle 54 is loosened after the clamping shell 41 rotates to the required angle, and the rotating ring 52 is reset under the action of the thrust spring 53; when the annular part is required to be clamped, the annular part is firstly placed between the two clamping jaws 71, the second rotation locking mechanism 6 is driven to drive the bidirectional threaded screw rod 42 to rotate, the bidirectional threaded screw rod 42 drives the two clamping jaws 71 to move through the two internal threaded sliding blocks 43, and the clamping jaws 71 move to the two flexible belts 74 to clamp the annular part, so that the clamping of the annular part is completed.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (7)

1. A grinding jig for an annular part, comprising: the mounting panel (1), install articulated seat (2) on mounting panel (1), rotate on articulated seat (2) and be connected with first pivot (3), install clamping mechanism (4) on first pivot (3), first rotation locking mechanical system (5) are installed to first pivot (3) one end, install second rotation locking mechanical system (6) on clamping mechanism (4), install two clamping mechanism (7) on clamping mechanism (4), a serial communication port, clamping mechanism (7) include: clamping jaw (71), install two clamping jaw (71) on clamping mechanism (4), rotationally be connected with a plurality of second pivots (72) on clamping jaw (71), install band pulley (73) on second pivot (72), install flexible band (74) between a plurality of band pulleys (73).

2. Grinding jig for annular parts according to claim 1, characterized in that the clamping mechanism (4) comprises: the clamping device comprises a clamping shell (41), wherein the clamping shell (41) is installed on a first rotating shaft (3), a bidirectional threaded lead screw (42) is rotationally connected to the clamping shell (41), two internal threaded sliding blocks (43) are slidably connected to the clamping shell (41), the two internal threaded sliding blocks (43) are respectively in threaded connection with a positive threaded section and a reverse threaded section of the bidirectional threaded lead screw (42), clamping jaws (71) are installed on the internal threaded sliding blocks (43), and a second rotation locking mechanism (6) is installed at one end of the bidirectional threaded lead screw (42).

3. Grinding jig for annular parts according to claim 1, characterized in that the first rotation locking mechanism (5) comprises: the locking device comprises a locking shell (51), wherein the locking shell (51) is arranged at one end of a first rotating shaft (3), a sliding groove is formed in the locking shell (51), a rotating ring (52) is slidably connected onto the locking shell (51) through the sliding groove, the locking shell (51) is connected with the rotating ring (52) through a thrust spring (53), a protrusion is arranged on the rotating ring (52), a hole is formed in a hinging seat (2), the protrusion of the rotating ring (52) is matched with the hole of the hinging seat (2) to lock the first rotating shaft (3) to rotate, and a rotating handle (54) is arranged on the rotating ring (52).

4. Grinding jig for annular parts according to claim 1, characterized in that the first rotation locking mechanism (5) and the second rotation locking mechanism (6) are of the same structure.

5. Grinding jig for annular parts according to claim 2, characterized in that the clamping jaw (71) is mounted on an internally threaded slider (43) by means of a bolt.

6. Grinding jig for annular parts according to claim 2, characterized in that the bi-directional threaded screw (42) is rotatably connected to the clamping housing (41) by means of bearings.

7. Grinding jig for annular parts according to claim 1, characterized in that the mounting plate (1) is provided with a plurality of mounting holes (8).